[udunits] 01/02: Upstream, 2.2.17

Alastair McKinstry mckinstry at moszumanska.debian.org
Mon Jun 15 09:22:15 UTC 2015


This is an automated email from the git hooks/post-receive script.

mckinstry pushed a commit to tag debian_2.2.17-1
in repository udunits.

commit e8e74409dda7e707ad00e71e2254e4902f944913
Author: Alastair McKinstry <mckinstry at debian.org>
Date:   Mon May 4 15:05:14 2015 +0100

    Upstream, 2.2.17
---
 ANNOUNCEMENT                                   |    51 +
 BACKLOG                                        |     9 +
 CHANGE_LOG                                     |   352 +
 CMakeLists.txt                                 |   262 +
 COPYRIGHT                                      |    32 +
 Makefile.am                                    |    70 +
 Makefile.in                                    |  1115 ++
 README                                         |    10 +
 aclocal.m4                                     |  1012 ++
 build-aux/compile                              |   143 +
 build-aux/config.guess                         |  1501 ++
 build-aux/config.sub                           |  1705 +++
 build-aux/depcomp                              |   630 +
 build-aux/install-sh                           |   520 +
 build-aux/ltmain.sh                            |  9655 ++++++++++++
 build-aux/mdate-sh                             |   205 +
 build-aux/missing                              |   376 +
 build-aux/texinfo.tex                          |  9291 ++++++++++++
 build-aux/ylwrap                               |   222 +
 config.h.cmake                                 |     6 +
 config.h.in                                    |   108 +
 configure                                      | 18001 +++++++++++++++++++++++
 configure.ac                                   |   133 +
 lib/CMakeLists.txt                             |    82 +
 lib/Makefile.am                                |   139 +
 lib/Makefile.in                                |  1260 ++
 lib/converter.c                                |  1408 ++
 lib/converter.h                                |   235 +
 lib/error.c                                    |   121 +
 lib/formatter.c                                |  1364 ++
 lib/idToUnitMap.c                              |   561 +
 lib/idToUnitMap.h                              |    35 +
 lib/parser.c                                   |  2372 +++
 lib/parser.y                                   |   677 +
 lib/prefix.c                                   |   518 +
 lib/prefix.h                                   |   107 +
 lib/scanner.c                                  |  2784 ++++
 lib/scanner.l                                  |   342 +
 lib/status.c                                   |    46 +
 lib/systemMap.c                                |   203 +
 lib/systemMap.h                                |    97 +
 lib/testUnits-1.c                              |   451 +
 lib/testUnits.c                                |  2300 +++
 lib/udunits-1.c                                |   662 +
 lib/udunits.h                                  |   262 +
 lib/udunits2-accepted.xml                      |   198 +
 lib/udunits2-base.xml                          |    86 +
 lib/udunits2-common.xml                        |  1662 +++
 lib/udunits2-derived.xml                       |   143 +
 lib/udunits2-prefixes.xml                      |    76 +
 lib/udunits2.h                                 |  1362 ++
 lib/udunits2.xml                               |    16 +
 lib/udunits2lib.html                           |  2137 +++
 lib/udunits2lib.info                           |  2036 +++
 lib/udunits2lib.pdf                            |   Bin 0 -> 270660 bytes
 lib/udunits2lib.texi                           |  1774 +++
 lib/unitAndId.c                                |   101 +
 lib/unitAndId.h                                |    49 +
 lib/unitToIdMap.c                              |   822 ++
 lib/unitToIdMap.h                              |    32 +
 lib/unitcore.c                                 |  3863 +++++
 lib/ut_free_system.c                           |    39 +
 lib/xml.c                                      |  2192 +++
 lib/xmlFailures/Makefile.am                    |    26 +
 lib/xmlFailures/Makefile.in                    |   382 +
 lib/xmlFailures/badDef.xml                     |    14 +
 lib/xmlFailures/baseAndDimensionless.xml       |    12 +
 lib/xmlFailures/dupBaseAlias.xml               |    15 +
 lib/xmlFailures/dupBaseName.xml                |    13 +
 lib/xmlFailures/dupBaseSymbol.xml              |    15 +
 lib/xmlFailures/inconsistentPrefixEncoding.xml |    12 +
 lib/xmlFailures/misplacedBase.xml              |    11 +
 lib/xmlFailures/missingBase.xml                |    10 +
 lib/xmlFailures/prefixEncoding.xml             |    12 +
 lib/xmlFailures/prefixName.xml                 |     8 +
 lib/xmlFailures/prefixSymbol.xml               |     8 +
 lib/xmlFailures/prefixValue.xml                |     8 +
 lib/xmlSuccesses/Makefile.am                   |    16 +
 lib/xmlSuccesses/Makefile.in                   |   372 +
 lib/xmlSuccesses/include.xml                   |     5 +
 lib/xmlSuccesses/prefixes.xml                  |    68 +
 m4/libtool.m4                                  |  7982 ++++++++++
 m4/ltoptions.m4                                |   384 +
 m4/ltsugar.m4                                  |   123 +
 m4/ltversion.m4                                |    23 +
 m4/lt~obsolete.m4                              |    98 +
 prog/CMakeLists.txt                            |    34 +
 prog/Makefile.am                               |    32 +
 prog/Makefile.in                               |   813 +
 prog/udunits2.c                                |   654 +
 prog/udunits2prog.html                         |   256 +
 prog/udunits2prog.info                         |   Bin 0 -> 7874 bytes
 prog/udunits2prog.pdf                          |   Bin 0 -> 71512 bytes
 prog/udunits2prog.texi                         |   149 +
 stamp-vti                                      |     4 +
 udunits2.html                                  |   586 +
 udunits2.info                                  |   464 +
 udunits2.pdf                                   |   Bin 0 -> 118044 bytes
 udunits2.texi                                  |   385 +
 version.texi                                   |     4 +
 100 files changed, 91021 insertions(+)

diff --git a/ANNOUNCEMENT b/ANNOUNCEMENT
new file mode 100644
index 0000000..60abba9
--- /dev/null
+++ b/ANNOUNCEMENT
@@ -0,0 +1,51 @@
+Dear UDUNITS user,
+
+Version 2 of the UDUNITS package is now available from the UDUNITS
+homepage at <http://www.unidata.ucar.edu/software/udunits/>.
+
+The UDUNITS-2 package differs from the previous UDUNITS package in the
+following ways:
+
+    Support for non-ASCII characters. The original UDUNITS package only
+    supports the ASCII character set. The UDUNITS-2 package supports
+    the following character sets: ASCII, ISO 8859-1 (Latin 1), and the
+    UTF-8 encoding of ISO 10646 (Unicode). This means that unit string
+    specifications like "µ°F·Ω⁻¹" are now supported (your viewer
+    must support UTF-8 to display this string correctly).
+
+    Support for logarithmic units. The unit string specification
+    "0.1 lg(re 1 mW)" specifies a deciBel unit with a one milliwatt
+    reference level.  Meteorologists should note that the unit "dBZ"
+    (i.e., "0.1 lg(re um^3)") is now supported.
+
+    Persistent value converters. It is now possible to obtain a converter
+    data-object, which can be used to convert numeric values in one
+    unit to numeric values in another, compatible unit. The values can
+    be float, double, or one-dimensional arrays of floats or doubles.
+
+    Improved API. Due to the above changes, it was not possible to keep
+    the application programming interface of the original UDUNITS
+    package.  Beginning with version 2.1.0, however, the package
+    contains a thin UDUNITS API to the UDUNITS-2 library, so code
+    written to the original API can simply be recompiled and relinked
+    against the new package.  Because the original UDUNITS API uses the
+    "utUnit" data-structure and the UDUNITS-2 API uses pointers to
+    "ut_unit" data-structures, a small memory-leak is possible in code
+    that creates many units.  This leak can be avoided by calling the
+    new method utFree(utUnit*) when the unit is no longer needed.
+
+    XML unit database. The unit database is encoded using human-readable
+    XML rather than a custom format. The XML parser included in the
+    package supports an <import> element to allow easy and convenient
+    customization.
+
+One thing that has not changed is that all unit string specifications
+understood by the original UDUNITS package are also understood by the
+new UDUNITS-2 package.
+
+Please visit the webpage or email <support-udunits at unidata.ucar.edu> if
+you have questions or comments.
+
+Regards,
+Steve Emmerson
+UDUNITS-2 Developer
diff --git a/BACKLOG b/BACKLOG
new file mode 100644
index 0000000..2fda272
--- /dev/null
+++ b/BACKLOG
@@ -0,0 +1,9 @@
+Support for unreferenced logarithmic units
+
+Fortran 2003 API
+
+Investigate name collisions in the scanner and parser [UDUNITS !IEB-391154].
+
+Create default names for common units for ontologies.
+
+Add ability to get version identifier to API and udunits(2).
diff --git a/CHANGE_LOG b/CHANGE_LOG
new file mode 100644
index 0000000..c86f250
--- /dev/null
+++ b/CHANGE_LOG
@@ -0,0 +1,352 @@
+2.2.17	2014-09-02T11:14:40-0600
+    Modified the lexical scanner to accept the use of "ref" in an offset
+    time-unit specification (e.g., "seconds ref 1970-01-01") in order to be
+    compatible with version 2.1. Added concomitant test to unit-tests.
+
+2.2.16	2014-06-30T10:04:32-0600
+    Added "octet" and "byte" to common units as aliases for the dimensionless
+    unit "8". (The unit "bit" was already defined).
+
+2.2.15	2014-06-25T15:06:29-0600
+    Made udunits2(1) accept "1/(2 h)" as an input unit.
+
+2.2.14	2014-06-25T15:04:43-0600
+    Eliminate some clang(1) warnings.
+
+2.2.13	2014-06-11T11:08:11-0600
+    Eliminate some valid compiler warnings.
+
+2.2.12	2014-06-02T13:28:49-0600
+    Added "nucleon" (alias "nuc") to database as "mole/(avogadro's number)" to
+    support units like "Mev/nucleon".
+
+2.2.11	2014-04-30T14:40:58-0600
+    Removed incorrect whitespace from top-level CMakeLists.txt file.
+
+2.2.10	2014-04-18T13:56:11-0600
+    Added "apt-get update" to APT install example.
+
+2.2.9	2014-04-18T13:05:44-0600
+    Documented how to install a binary-distribution on a 32-bit Ubuntu system.
+
+2.2.8	2014-04-17T13:30:40-0600
+    Added reference to math library to build of UDUNITS library.
+
+2.2.7	2014-04-16T09:05:47-0600
+    Documentation:
+        Added more instances when ut_free() should be called.
+    
+        Added hyperlinks for functions in the synopsis section.
+
+2.2.6	2014-04-08T12:57:50-0600
+    Fixed parsing of a timestamp "unit" with a "naked hour" (e.g., "days since
+    2014-04-08 06").
+
+2.2.5	2014-04-03T12:51:46-0600
+    Added missing "Makefile.in" to source-distribution.
+
+2.2.4	2014-01-21T10:14:37-0700
+    Corrected version information in documentation. The Git plugin for Eclipse
+    doesn't yet support Git hooks, so the pre-commit hook wasn't working.
+
+2.2.3	2014-01-16T14:02:38-0700
+    Added vetting of the autoconf-based build to the continuous-delivery
+    pipeline.
+
+2.2.2
+    Documentation:
+        Changed URL of Unidata yum(1) repository from 
+        <http://www.unidata.ucar.edu/yum-repo/CentOS/6/$basearch> to
+        <http://www.unidata.ucar.edu/repos/yum/CentOS/6/$basearch>.
+
+2.2.1
+    UDUNITS-1 Interface:
+        Squashed bug in UDUNITS-1 interface that would not indicate an error if
+        an ENOMEM error occurred.
+
+    Documentation:
+        Corrected name of installation-prefix variable in cmake build example
+        for Windows (UDUNITS_INSTALL_PREFIX -> CMAKE_INSTALL_PREFIX).
+
+2.2.0
+    New Features:
+        Program udunits2(1):
+            Added "-H have" and "-W want" options.
+    
+            Added support for numeric unit amount so that "0 degC" equals "32
+            degF".
+    
+        Library udunits2(3):
+            Added ut_get_path_xml() to retrieve pathname of XML unit database.
+                
+        Units Database:
+            Added units "molecule" (for conversion with "mole") and "bit".
+
+        Misc:
+            Removed bundled EXPAT package.
+                
+            Ported code to 32-bit Windows-7 under MinGW.
+            
+            Added explicit chapters on the unit utility and unit library to the
+            top-level package documentation.
+
+    Bug Fixes:
+        Library udunits2(3):
+            Corrected logic of checking for location of <noplural> element.
+    
+        Units Database:
+            Corrected ISO Latin-1 encodings that somehow got corrupted.
+    
+    Release Engineering:
+        Added support for building by CMake and for creating binary
+        distributions by CPack.
+
+        Added scripts and configuration-files to support continuous-delivery.
+
+        Added acceptance-test scripts for 32-bit Ubuntu 12 (Precise Pangolin)
+        and 32-bit Windows-7. Currently, only the Ubuntu script is used in the
+        continuous-delivery pipeline.
+    
+    Misc:
+        Changed file LICENSE to COPYRIGHT and corrected copyright year in many
+        files.
+        
+        Refactored the documentation to make it more version aware.
+
+2.1.24  2011-09-12 15:01-600
+        Removed superfluous "the" from library documentation.
+
+        Added (against my better judgement) symbols "ppm", "ppb", "ppt", "ppq",
+        and (shamefully) symbols "ppmv", "ppbv", "pptv", and "ppqv" to the
+        "common" units database.
+
+        Improved ut_decode_time(): the returned "seconds" value will now
+        always be less than 60. Thanks Christian.
+
+2.1.23  2011-05-19 13:35:40-600
+        Corrected "make install". Will now create the installation-directory
+        $(DESTDIR)$(htmldir) for holding the symbolic links for HTML access to
+        the unit database if that directory doesn't exist.
+
+        Modified "formatter.c" to more rigorously handle the return value
+        of snprintf().
+
+        Modified documentation on ut_format() to indicate that the number
+        of bytes returned depends on the snprintf() function that's used.
+
+2.1.22  2011-05-16 10:50:34-600
+        Corrected ut_compare(3) for Galilean units (e.g., "1.01 m" and
+        "1.1 m").
+
+        Corrected access to units database from documentation for both
+        installations and the online webpages.
+
+        Added shared library version numbers.
+
+        Modified use of snprinf(3) in "formatter.c" to handle case where
+        snprintf(3) returns the number of characters that *would* have been
+        printed had the buffer been big enough (change in Unix standard from
+        X-Open 2 to X-Open 3). This should prevent segmentation violations from
+        occurring if the print-buffer is too small. Thank you Alex Cobb.
+
+2.1.21  2011-01-24
+        Eliminate expectation and use of leading scale factor in the "have"
+        unit of udunits2(1).
+
+        Add verification of commit status to "make ftp".
+
+        Add dependency of documentation on version.
+
+        Add "force" flag to tagging rule in makefile.
+
+2.1.20  2010-12-20
+        Added "fahrenheit" as an alias for "degrees fahrenheit".
+
+        Added hyperlinks from HTML documentation to XML files of the units
+        database.
+
+2.1.19  2010-08-17
+        Moved ut_set_error_message_handler(ut_ignore) call in version 2.1.18
+        to eliminate more messages.
+
+2.1.18  2010-08-13
+        Made the UDUNIT-1 function utInit() call 
+        ut_set_error_message_handler(ut_ignore) to make use of the UDUNITS-1
+        API more backward compatible.
+
+2.1.17  2010-06-23
+        Added tagging of version in repository to "make ftp".
+
+        Moved call to ut_set_second() in XML parser from after the XML file is
+        read to as soon as the "second" unit is encountered.
+
+2.1.16  2010-06-21
+        Corrected and updated definition of "e" -- the charge of an electron.
+
+2.1.15  2010-05-27
+        Corrected return value of ut_get_status() when ut_parse() fails due to
+        a syntax error.
+
+        Added missing "void" parameter to declarations of UDUNITS-1 functions
+        utIsInit() and utTerm().
+
+        Added commentary about the hybrid Gregorian/Julian calendar to the
+        library documentation.
+
+        Added the following units:
+            "potential_vorticity_unit" (1e-6 m2 s-1 K kg-1)
+            "einstein" (mole)
+
+        Added "u" as a symbol for "micro".
+
+2.1.14  2010-01-29
+        Modified the build procedure.  It now
+            1) Builds the Expat (XML parsing) library that's bundled with the
+               UDUNITS-2 package if and only if the host system doesn't have
+               one; and
+            2) Installs the bundled Expat library if that library is built.
+
+        Documented the need for linking against an Expat library.
+
+2.1.13  2010-01-21
+        Modified the build procedure slightly.  It now
+            1) Supports cross-compilation; and
+            2) Installs the info(1) documentation files by default.
+
+2.1.12  2010-01-11
+        Corrected initialization of time-origin to prevent inconsistent results
+        from ut_decode_time().  Thanks to David Pierce at the Scripps
+        Institution of Oceanography.
+
+2.1.11	2009-10-23
+	Added missing percent (%) unit.
+
+2.1.10	2009-10-21
+	Fixed memory-related problems reported by valgrind(1).
+
+        Changed $(pkgdatarootdir) to $(pkgdatadir) in the top-level Makefile.
+
+	Corrected the syntax in the definition of the US survey foot.
+
+2.1.9	2009-09-09
+        Fixed bug in ut_are_convertible() that caused it to return true for
+        m2.s-2 and m.s-2.
+
+        Changed installation directory for units database files from $(datadir)
+        (default: /usr/local/share) to $(pkgdatadir) (default:
+        /usr/local/share/udunits).
+
+        Changed name of "ut_unit*" member in the UDUNITS-1 "utUnit"
+        backward-compatibility structure from "ut_unit" to "unit2" because,
+        unlike C, the g++ compiler doesn't allow a member to have the same name
+        as a typedef.
+
+        Added version specification to the top-level UDUNITS-2 documentation.
+
+2.1.8	2009-06-19
+	Corrected definition of "lbf": was "2000 force_pounds"; is now
+	"1 force_pound".
+
+2.1.7	2009-05-05
+	Replaced angle brackets with quotation marks in inclusion of the
+	UDUNITS-2 header-file by the UDUNITS-1 header-file.  This was
+	done to accomodate ncview's configure-script and because it's
+	the right thing to do because both header-files are installed in the
+	same directory.
+
+	Added test for math library to configure script to support
+	systems whose C library doesn't have them.
+
+	Improved the process for making the "results.tab" target in the
+	test/ subdirectory.
+
+	Added delays to process for creating documentation source to
+	accomodate broken HP-UX B.11.00 make(1).
+
+	Added "make check" to git pre-commit hook.
+
+2.1.6	2009-04-15
+	Added to the installed, top-level, UDUNITS-2 documentation,
+	commentary about the existence of a version 1 C API in the
+	package.
+
+	Moved the UDUNITS-1 API into the UDUNITS-2 library subdirectory,
+	"lib", in order to allow "make check" to build the package.
+
+2.1.5	2009-03-24
+	Fixed bug in udunits2(1) utility introduced in version 2.1.2.
+	Entering a "have" unit that didn't have a numerical first
+	component risked a segmentation violation.
+
+2.1.4	2009-03-24
+	Documented the change in meaning of the symbol "g" from the
+	original package (standard free fall) to this package (gram).
+
+	Returned HP-UX to the set of tested operating systems.
+
+2.1.3	2009-03-23
+	Corrected typos in XML units database for "US_survey_foot" and
+	"international_foot": removed embedded quotation marks.
+
+2.1.2	2009-03-19
+	Corrected program udunits2(1): it now correctly parses units
+	like "0.1 lg(re 1.0e-12 W.m-2)".
+
+	Made the dimensionless unit one format as "1".
+
+	Corrected rule for target "web-update": changed "distname" to
+	"distName".
+
+	Corrected the development make(1) target "hostcheck": added
+	setting of MAKEFLAGS to the empty string before invoking
+	make(1).
+
+2.1.1	2009-03-13
+	Corrected and improved the development make(1) targets "ftp"
+	and "download-update".
+
+	Added publication of the XML database on the UDUNITS website to
+	the target "web-update".
+
+	Corrected typo in API documentation.
+
+2.1.0	2009-03-11
+	Added UDUNITS-1 API.  This thin interface uses the UDUNITS-2
+	library.  Users will have to recompile their UDUNITS-1-based 
+	code using the new "udunits.h" header-file and rebuild their
+	programs using the new UDUNITS-2 library.  Because the UDUNITS-1
+	API uses the "utUnit" data-structure and the UDUNITS-2 API uses
+	pointers to "ut_unit" data-structures, a small memory-leak is 
+	possible in code that creates many units.  This leak can be 
+	avoided by calling the new method utFree(utUnit*) when the unit
+	is no longer needed.
+
+	Added some "const" qualifiers to the API.
+
+	Modified ut_format() for timestamp units.  It now prints the
+	long form (with hyphens and colons) if the year of the origin is
+	less than 1000 or greater than 9999.  This was done to make
+	ut_format() compatible with ut_parse().
+
+2.0.4	2009-02-21
+	Added copyright notices and LICENSE file.
+
+2.0.3	2009-02-18
+        Added the function ut_root(const ut_unit* unit, int root) to
+        return a root of a unit (e.g., "m2/s2" -> "m/s").
+
+2.0.2	2008-12-02
+	Changed order of calls to ut_set_status() and
+	ut_handle_error_message() so that the status value is always set
+	before the error-message handler is called.  This allows error
+	handlers to determine the cause of the message.
+
+2.0.1	2008-11-13
+	Added parsing of timestamps that have dashes and colons but also
+	use "T" (e.g., "seconds since 1970-01-01T00:00:00Z").
+
+	Corrected the regular expressions for matching the character-set
+	specifier in the udunits2(1) program.
+
+2.0.0	2007-07-18
+	Initial release.
diff --git a/CMakeLists.txt b/CMakeLists.txt
new file mode 100644
index 0000000..b833859
--- /dev/null
+++ b/CMakeLists.txt
@@ -0,0 +1,262 @@
+PROJECT (udunits C)
+
+CMAKE_MINIMUM_REQUIRED(VERSION 2.8)
+
+SET(VERSION_MAJOR 2)
+SET(VERSION_MINOR 2)
+SET(VERSION_PATCH 17)
+
+# Ensure a path in the format common to both Unix and MinGW.
+FUNCTION(to_common_path input result)
+    FILE(TO_NATIVE_PATH ${input} tmp)
+    STRING(REGEX REPLACE "^(.):" "/\\1" tmp ${tmp})
+    SET(${result} ${tmp} PARENT_SCOPE)
+ENDFUNCTION(to_common_path)
+
+
+INCLUDE(GenerateExportHeader)
+OPTION(BUILD_SHARED_LIBS "Whether or not to build a shared library" ON)
+IF(BUILD_SHARED_LIBS)
+    SET(CMAKE_POSITION_INDEPENDENT_CODE ON)
+ENDIF()
+
+# A little bit of Windows/Visual Studio housekeeping.
+IF(MSVC)
+    # Set a property used with Visual Studio
+    SET(GLOBAL PROPERTY USE_FOLDERS ON)
+
+    # Suppress CRT warnings.
+    ADD_DEFINITIONS(-D_CRT_SECURE_NO_WARNINGS)
+
+    OPTION(ENABLE_DLL "Build a Windows DLL." ${BUILD_SHARED_LIBS})
+    MESSAGE(STATUS "Building Windows DLL: ${ENABLE_DLL}")
+    IF(ENABLE_DLL)
+       SET(BUILD_DLL ON CACHE BOOL "")
+       ADD_DEFINITIONS(-DDLL_UDUNITS2)
+       ADD_DEFINITIONS(-DDLL_EXPORT)
+    ENDIF()
+
+ENDIF()
+
+
+# Ensures a path in the native format.
+#FUNCTION(to_native_path input result)
+#    FILE(TO_NATIVE_PATH ${input} tmp)
+#    IF (WIN32 AND NOT UNIX)
+#        STRING(REGEX REPLACE "/" "\\\\" tmp "${tmp}")
+#    ENDIF()
+#    SET(${result} "${tmp}" PARENT_SCOPE)
+#ENDFUNCTION(to_native_path)
+
+#FILE(TO_NATIVE_PATH "${CMAKE_INSTALL_PREFIX}/share/udunits/udunits2.xml"
+#    DEFAULT_UDUNITS2_XML_PATH)
+FILE(TO_NATIVE_PATH "${CMAKE_INSTALL_PREFIX}/share/udunits/udunits2.xml" tmp)
+#MESSAGE("tmp = \"${tmp}\"")
+
+STRING(REGEX REPLACE "\\\\ " " " tmp "${tmp}")
+#MESSAGE("tmp = \"${tmp}\"")
+#STRING(REGEX REPLACE "\\\\" "\\\\\\\\" DEFAULT_UDUNITS2_XML_PATH "${tmp}")
+
+# Replace '\' with '\\' on Windows.
+IF(MSVC)
+    STRING(REPLACE "\\" "\\\\" tmp "${tmp}")
+ENDIF(MSVC)
+
+SET(DEFAULT_UDUNITS2_XML_PATH "${tmp}")
+MESSAGE("DEFAULT_UDUNITS2_XML_PATH = \"${DEFAULT_UDUNITS2_XML_PATH}\"")
+
+INCLUDE(CheckFunctionExists)
+INCLUDE(CTest)
+# The following fails on Gilda:
+#INCLUDE(GNUInstallDirs)
+# Hence:
+SET(CMAKE_INSTALL_INFODIR share/info)
+SET(CMAKE_INSTALL_DOCDIR share/doc/udunits)
+
+
+
+to_common_path(${CMAKE_SOURCE_DIR} common_source_dir)
+to_common_path(${CMAKE_INSTALL_INFODIR} common_install_infodir)
+
+# Determines if the top-level info(1)-file, "dir", should be modified.
+find_program(INSTALL_INFO install-info)
+IF (NOT INSTALL_INFO)
+    MESSAGE("install-info(1) not found. Top-level info(1)-file will not be modified.")
+ELSE()
+    EXECUTE_PROCESS(COMMAND ${INSTALL_INFO} --version OUTPUT_QUIET
+            RESULT_VARIABLE status)
+    IF(NOT status EQUAL "0")
+        MESSAGE("install-info(1) failure. Top-level info(1)-file will not be modified.")
+        SET(INSTALL_INFO "NO")
+    ELSE()
+        EXECUTE_PROCESS(COMMAND ${INSTALL_INFO} --version COMMAND head -1
+            COMMAND grep -q -i -v debian RESULT_VARIABLE status)
+        IF(NOT status EQUAL "0")
+            MESSAGE("Debian system. Top-level info(1)-file will not be modified.")
+            SET(INSTALL_INFO "NO")
+        ENDIF()
+    ENDIF()
+ENDIF()
+
+# Declares documentation in texinfo(5) format. If "input" is relative, then it's
+# resolved using the current source-directory. A custom target is derived from
+# the filename and added to the default build target. The resulting
+# documentation files are added to the "install" target.
+find_program(MAKEINFO makeinfo)
+IF (NOT MAKEINFO)
+    MESSAGE(WARNING "makeinfo(1) not found. Existing documentation will be used.")
+ENDIF()
+FUNCTION(texi_doc input)
+    string(REGEX REPLACE ".*/" "" basename ${input})
+    string(REGEX REPLACE "\\..*" "" file ${basename})
+    to_common_path(${input} common_input)
+    IF (NOT MAKEINFO)
+        MESSAGE("Texinfo-file \"${common_input}\" will not be processed.")
+    ELSE()
+        add_custom_command(
+            WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
+            OUTPUT "${CMAKE_CURRENT_SOURCE_DIR}/${file}.info"
+                "${CMAKE_CURRENT_SOURCE_DIR}/${file}.html"
+            MAIN_DEPENDENCY ${input}
+            DEPENDS ${ARGN}
+            COMMAND ${MAKEINFO} -o ${file}.info -I ${common_source_dir}
+                ${common_input}
+            COMMAND ${MAKEINFO} -o ${file}.html -I ${common_source_dir} 
+                --html --no-split ${common_input}
+            VERBATIM
+            COMMENT "Creating documentation from ${common_input}")
+    ENDIF()
+    add_custom_target(${file}_doc ALL
+        DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/${file}.info
+            ${CMAKE_CURRENT_SOURCE_DIR}/${file}.html)
+    install(FILES "${CMAKE_CURRENT_SOURCE_DIR}/${file}.info" DESTINATION
+            ${CMAKE_INSTALL_INFODIR})
+    install(FILES "${CMAKE_CURRENT_SOURCE_DIR}/${file}.html" DESTINATION
+            ${CMAKE_INSTALL_DOCDIR})
+    if(INSTALL_INFO)
+        SET(outpath "${common_install_infodir}/${file}.info")
+        add_custom_command(
+            OUTPUT "${CMAKE_INSTALL_INFODIR}/dir"
+            MAIN_DEPENDENCY "${outpath}"
+            COMMAND ${INSTALL_INFO} --info-dir="${common_install_infodir}"
+                "${outpath}"
+            VERBATIM
+            COMMENT "Adjusting top-level info(1)-file according to ${outpath}")
+    endif()
+ENDFUNCTION(texi_doc)
+
+# This package uses math functions
+CHECK_FUNCTION_EXISTS(log10 HAVE_LOG10)
+IF (NOT HAVE_LOG10)
+    FIND_LIBRARY(MATH_LIBRARY NAMES m math)
+    IF(NOT MATH_LIBRARY)
+        MESSAGE(FATAL_ERROR "Unable to find a C math library.")
+    ENDIF()
+ENDIF()
+
+# The EXPAT library, which implements a SAX XML parser, is used to parse the
+# units database
+INCLUDE(FindEXPAT)
+IF(NOT EXPAT_FOUND)
+    MESSAGE(FATAL_ERROR "Unable to find an EXPAT library.")
+    IF(NOT EXPAT_INCLUDE_DIRS)
+        MESSAGE(FATAL_ERROR "Unable to find an EXPAT header-file.")
+    ENDIF()
+ENDIF()
+
+# The CUnit library is used for unit-testing
+FIND_LIBRARY(CUNIT_LIBRARY cunit)
+IF(CUNIT_LIBRARY)
+    FIND_PATH(CUNIT_INCLUDE_DIR "CUnit/CUnit.h")
+    IF (NOT CUNIT_INCLUDE_DIR)
+        MESSAGE(STATUS "Unable to find CUnit header-file. Unit-testing not enabled.")
+    ELSE()
+        MESSAGE(STATUS "Found CUnit. Unit-testing enabled.")
+        ENABLE_TESTING()
+    ENDIF()
+ELSE()
+    MESSAGE(STATUS "Unable to find CUnit library. Unit-testing not enabled.")
+ENDIF()
+
+CONFIGURE_FILE(
+    "${PROJECT_SOURCE_DIR}/config.h.cmake"
+    "${PROJECT_BINARY_DIR}/config.h")
+# Necessary for the compiler to find "config.h":
+INCLUDE_DIRECTORIES("${PROJECT_BINARY_DIR}")
+
+ADD_SUBDIRECTORY (lib)
+
+# Import symbols instead of export them.
+IF(BUILD_DLL)
+    REMOVE_DEFINITIONS(-DDLL_EXPORT)
+ENDIF()
+
+
+ADD_SUBDIRECTORY (prog)
+
+# The documentation is in texinfo(5) format
+texi_doc(udunits2.texi version.texi COPYRIGHT)
+
+# Install CHANGE_LOG and COPYRIGHT
+install(FILES "${CMAKE_CURRENT_SOURCE_DIR}/CHANGE_LOG" DESTINATION
+            ${CMAKE_INSTALL_DOCDIR})
+install(FILES "${CMAKE_CURRENT_SOURCE_DIR}/COPYRIGHT" DESTINATION
+            ${CMAKE_INSTALL_DOCDIR})
+
+# Test the installation
+SET(util "${CMAKE_INSTALL_PREFIX}/bin/udunits2")
+IF(WIN32)
+    STRING(REGEX REPLACE "/" "\\\\" util "${util}")
+ENDIF()
+#MESSAGE("util = \"${util}\"")
+ADD_CUSTOM_TARGET(install_test "${util}" -A -H km -W m
+    COMMENT "Checking installation...")
+
+# Create an installer
+INCLUDE(InstallRequiredSystemLibraries)
+# Apparently, CMAKE_SYSTEM_PROCESSOR can't be overridden via the "-D..." option.
+IF (WIN32)
+    SET(CPACK_GENERATOR "NSIS")
+    GET_FILENAME_COMPONENT(CPACK_NSIS_INSTALL_ROOT "${CMAKE_INSTALL_PREFIX}" PATH)
+    GET_FILENAME_COMPONENT(CPACK_PACKAGE_INSTALL_DIRECTORY "${CMAKE_INSTALL_PREFIX}" NAME)
+    STRING(REGEX REPLACE "/" "\\\\" CPACK_PACKAGE_INSTALL_DIRECTORY
+        "${CPACK_PACKAGE_INSTALL_DIRECTORY}")
+    SET(CPACK_NSIS_DISPLAY_NAME "${CPACK_PACKAGE_INSTALL_DIRECTORY} UDUNITS-2")
+    SET(CPACK_NSIS_HELP_LINK "http://www.unidata.ucar.edu/software/udunits")
+    SET(CPACK_NSIS_MODIFY_PATH ON)
+    SET(CPACK_NSIS_URL_INFO_ABOUT "${CPACK_NSIS_HELP_LINK}")
+#   # There is a bug in NSI that does not handle full unix paths properly. Make
+#   # sure there is at least one set of four (4) backslashes.
+#   SET(CPACK_PACKAGE_ICON "${CMake_SOURCE_DIR}/Utilities/Release\\\\InstallIcon.bmp")
+#   SET(CPACK_NSIS_INSTALLED_ICON_NAME "bin\\\\MyExecutable.exe")
+ENDIF()
+SET(CPACK_DEBIAN_PACKAGE_DEPENDS "expat, libexpat-dev")
+SET(CPACK_PACKAGE_CONTACT "support-udunits at unidata.ucar.edu")
+SET(CPACK_PACKAGE_DESCRIPTION_FILE "${CMAKE_CURRENT_SOURCE_DIR}/README")
+SET(CPACK_PACKAGE_DESCRIPTION_SUMMARY "Units of physical quantities C library and utility")
+SET(CPACK_PACKAGE_EXECUTABLES "udunits2;udunits2")
+SET(CPACK_PACKAGE_VENDOR "University Corporation for Atmospheric Research")
+SET(CPACK_PACKAGE_VERSION_MAJOR ${VERSION_MAJOR})
+SET(CPACK_PACKAGE_VERSION_MINOR ${VERSION_MINOR})
+SET(CPACK_PACKAGE_VERSION_PATCH ${VERSION_PATCH})
+SET(CPACK_PACKAGING_INSTALL_PREFIX ${CMAKE_INSTALL_PREFIX})
+SET(CPACK_RESOURCE_FILE_README "${CMAKE_CURRENT_SOURCE_DIR}/README")
+SET(CPACK_RESOURCE_FILE_LICENSE "${CMAKE_CURRENT_SOURCE_DIR}/COPYRIGHT")
+# The following line is necessary for installing to anything other than "/usr"
+SET(CPACK_SET_DESTDIR "ON")
+SET(CPACK_PACKAGE_RELOCATABLE "ON")
+SET(CPACK_SOURCE_GENERATOR "TGZ;ZIP")
+SET(CPACK_SOURCE_IGNORE_FILES
+    "${CPACK_SOURCE_IGNORE_FILES};config\\\\.h$;/xmlFailures/;/xmlSuccesses/;/m4/;/\\\\.gradle/;\\\\.git;Makefile$")
+SET(CPACK_SOURCE_IGNORE_FILES
+    "${CPACK_SOURCE_IGNORE_FILES};Makefile\\\\.in;\\\\.log$;config\\\\.status;\\\\.cproject;\\\\.project")
+SET(CPACK_SOURCE_IGNORE_FILES
+    "${CPACK_SOURCE_IGNORE_FILES};/autom4te\\\\.cache/;/test/;/\\\\.deps/;/\\\\.vagrant/;~$;so_locations;\\\\.swp$")
+SET(CPACK_SOURCE_IGNORE_FILES
+    "${CPACK_SOURCE_IGNORE_FILES};\\\\.metadata/;/CMakeFiles/;/build/")
+SET(CPACK_SOURCE_STRIP_FILES "")
+SET(CPACK_STRIP_FILES "bin/udunits2")
+INCLUDE(CPack)
+#include(UseRPMTools)
+#    if(RPMTools_ADD_RPM_TARGETS("udunits"))
+#endif()
diff --git a/COPYRIGHT b/COPYRIGHT
new file mode 100644
index 0000000..36e1810
--- /dev/null
+++ b/COPYRIGHT
@@ -0,0 +1,32 @@
+Copyright 2014 University Corporation for Atmospheric Research and contributors.
+All rights reserved.
+
+This software was developed by the Unidata Program Center of the
+University Corporation for Atmospheric Research (UCAR)
+<http://www.unidata.ucar.edu>.
+
+Redistribution and use in source and binary forms, with or without modification,
+are permitted provided that the following conditions are met:
+
+   1) Redistributions of source code must retain the above copyright notice,
+      this list of conditions and the following disclaimer.
+   2) Redistributions in binary form must reproduce the above copyright notice,
+      this list of conditions and the following disclaimer in the documentation
+      and/or other materials provided with the distribution.
+   3) Neither the names of the development group, the copyright holders, nor the
+      names of contributors may be used to endorse or promote products derived
+      from this software without specific prior written permission.
+   4) This license shall terminate automatically and you may no longer exercise
+      any of the rights granted to you by this license as of the date you
+      commence an action, including a cross-claim or counterclaim, against
+      the copyright holders or any contributor alleging that this software
+      infringes a patent. This termination provision shall not apply for an
+      action alleging patent infringement by combinations of this software with
+      other software or hardware.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE CONTRIBUTORS
+OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS WITH THE SOFTWARE.
diff --git a/Makefile.am b/Makefile.am
new file mode 100644
index 0000000..994c23b
--- /dev/null
+++ b/Makefile.am
@@ -0,0 +1,70 @@
+# Copyright 2013 University Corporation for Atmospheric Research
+#
+# This file is part of the UDUNITS-2 package.  See the file COPYRIGHT
+# in the top-level source-directory of the package for copying and
+# redistribution conditions.
+#
+## Process this file with automake to produce Makefile.in
+ACLOCAL_AMFLAGS		= -I m4
+SUBDIRS			= lib prog
+DIST_SUBDIRS		= lib prog
+info_TEXINFOS		= udunits2.texi
+EXTRA_DIST = \
+    ANNOUNCEMENT \
+    CHANGE_LOG \
+    CMakeLists.txt \
+    config.h.cmake \
+    COPYRIGHT \
+    udunits2.html \
+    udunits2.pdf
+AM_MAKEINFOHTMLFLAGS 	= --no-split
+RSYNC_FLAGS		= --rsh=ssh --rsync-path=/opt/bin/rsync
+distName 		= $(PACKAGE)-$(VERSION)
+distArchive 		= $(distName).tar.gz
+DISTCLEANFILES		= *.log $(distArchive)
+dist_doc_DATA		= CHANGE_LOG COPYRIGHT README
+
+remote-checks:	dist
+	cd test && $(MAKE) $(AM_MAKEFLAGS) $@
+	$(MAKE) udunits2.html
+
+ftp:	dist
+	-git commit -a
+	git tag -f v$(VERSION)
+	cp $(distArchive) /web/ftp/pub/$(PACKAGE)/
+	mailx -s '$(distName) now available' -a CHANGE_LOG \
+	    ed at unidata.ucar.edu </dev/null
+
+web-update:	install install-html
+	cd $(DESTDIR)$(htmldir) \
+	&& rsync $(RSYNC_FLAGS) -aCu --delete --delete-excluded \
+	    *.html \
+	    /web/content/software/$(PACKAGE)/$(distName)
+	cd $(DESTDIR)$(pkgdatadir) \
+	&& rsync $(RSYNC_FLAGS) -aCu --delete \
+	    *.xml \
+	    conan:/content/software/$(PACKAGE)/$(distName)
+	echo 'cd /content/software/$(PACKAGE) && \
+	    rm $(PACKAGE)-2 && ln -s $(distName) $(PACKAGE)-2' | \
+	    ssh conan
+
+download-update:
+	cat /web/content/downloads/udunits/toc.xml \
+	    | sed -e \
+		's/"%current%" value=".*"/"%current%" value="$(VERSION)"/' \
+		>toc.xml.new
+	cp /web/content/downloads/$(PACKAGE)/toc.xml \
+	    /web/content/downloads/$(PACKAGE)/toc.xml.old
+	mv toc.xml.new /web/content/downloads/udunits/toc.xml
+
+available:	ftp web-update download-update
+
+.PHONY:	hostchecks hostcheck remote-checks web-update ftp \
+	download-update available
+
+udunits2.info:	version.texi COPYRIGHT
+udunits2.html:	version.texi COPYRIGHT
+udunits2.pdf:	version.texi COPYRIGHT
+
+$(srcdir)/version.texi:  $(srcdir)/stamp-vti
+	@cp $(srcdir)/stamp-vti $@
diff --git a/Makefile.in b/Makefile.in
new file mode 100644
index 0000000..b23ebbb
--- /dev/null
+++ b/Makefile.in
@@ -0,0 +1,1115 @@
+# Makefile.in generated by automake 1.11.1 from Makefile.am.
+# @configure_input@
+
+# Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
+# 2003, 2004, 2005, 2006, 2007, 2008, 2009  Free Software Foundation,
+# Inc.
+# This Makefile.in is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
+# even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+# PARTICULAR PURPOSE.
+
+ at SET_MAKE@
+
+VPATH = @srcdir@
+pkgdatadir = $(datadir)/@PACKAGE@
+pkgincludedir = $(includedir)/@PACKAGE@
+pkglibdir = $(libdir)/@PACKAGE@
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+am__cd = CDPATH="$${ZSH_VERSION+.}$(PATH_SEPARATOR)" && cd
+install_sh_DATA = $(install_sh) -c -m 644
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+INSTALL_HEADER = $(INSTALL_DATA)
+transform = $(program_transform_name)
+NORMAL_INSTALL = :
+PRE_INSTALL = :
+POST_INSTALL = :
+NORMAL_UNINSTALL = :
+PRE_UNINSTALL = :
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+	$(srcdir)/config.h.in $(srcdir)/stamp-vti \
+	$(srcdir)/version.texi $(top_srcdir)/configure BACKLOG \
+	build-aux/compile build-aux/config.guess build-aux/config.sub \
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+am__configure_deps = $(am__aclocal_m4_deps) $(CONFIGURE_DEPENDENCIES) \
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diff --git a/README b/README
new file mode 100644
index 0000000..ef7111a
--- /dev/null
+++ b/README
@@ -0,0 +1,10 @@
+This package provides support for units of physical quantities. Its main
+components are:
+    1) A C library, "libudunits2", for:
+        a) Obtaining a binary representation of a unit;
+        b) Manipulating units arithmetically; and
+        c) Obtaining a converter of numeric values between compatible units;
+    2) A utility, "udunits2", for
+        a) Obtaining the definition of a unit; and
+        b) Converting a numeric value between compatible units; and
+    3) An extensive database of units.
\ No newline at end of file
diff --git a/aclocal.m4 b/aclocal.m4
new file mode 100644
index 0000000..bb83ad6
--- /dev/null
+++ b/aclocal.m4
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+AC_DEFUN([AM_AUX_DIR_EXPAND],
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+AC_PREREQ([2.50])dnl
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+am_aux_dir=`cd $ac_aux_dir && pwd`
+])
+
+# AM_CONDITIONAL                                            -*- Autoconf -*-
+
+# Copyright (C) 1997, 2000, 2001, 2003, 2004, 2005, 2006, 2008
+# Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# serial 9
+
+# AM_CONDITIONAL(NAME, SHELL-CONDITION)
+# -------------------------------------
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+AC_DEFUN([AM_CONDITIONAL],
+[AC_PREREQ(2.52)dnl
+ ifelse([$1], [TRUE],  [AC_FATAL([$0: invalid condition: $1])],
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+  AC_MSG_ERROR([[conditional "$1" was never defined.
+Usually this means the macro was only invoked conditionally.]])
+fi])])
+
+# Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2009
+# Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
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+# serial 10
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+# There are a few dirty hacks below to avoid letting `AC_PROG_CC' be
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+# CC etc. in the Makefile, will ask for an AC_PROG_CC use...
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+
+# _AM_DEPENDENCIES(NAME)
+# ----------------------
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+# NAME is "CC", "CXX", "GCJ", or "OBJC".
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+# We don't AC_REQUIRE the corresponding AC_PROG_CC since the latter was
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+AC_DEFUN([_AM_DEPENDENCIES],
+[AC_REQUIRE([AM_SET_DEPDIR])dnl
+AC_REQUIRE([AM_OUTPUT_DEPENDENCY_COMMANDS])dnl
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+AC_REQUIRE([AM_DEP_TRACK])dnl
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+    # This happens at least with the AIX C compiler.
+    : > sub/conftest.c
+    for i in 1 2 3 4 5 6; do
+      echo '#include "conftst'$i'.h"' >> sub/conftest.c
+      # Using `: > sub/conftst$i.h' creates only sub/conftst1.h with
+      # Solaris 8's {/usr,}/bin/sh.
+      touch sub/conftst$i.h
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+    echo "${am__include} ${am__quote}sub/conftest.Po${am__quote}" > confmf
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+    # We check with `-c' and `-o' for the sake of the "dashmstdout"
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+    am__obj=sub/conftest.${OBJEXT-o}
+    am__minus_obj="-o $am__obj"
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+	continue
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+	break
+      fi
+      ;;
+    msvisualcpp | msvcmsys)
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+      am__obj=conftest.${OBJEXT-o}
+      am__minus_obj=
+      ;;
+    none) break ;;
+    esac
+    if depmode=$depmode \
+       source=sub/conftest.c object=$am__obj \
+       depfile=sub/conftest.Po tmpdepfile=sub/conftest.TPo \
+       $SHELL ./depcomp $depcc -c $am__minus_obj sub/conftest.c \
+         >/dev/null 2>conftest.err &&
+       grep sub/conftst1.h sub/conftest.Po > /dev/null 2>&1 &&
+       grep sub/conftst6.h sub/conftest.Po > /dev/null 2>&1 &&
+       grep $am__obj sub/conftest.Po > /dev/null 2>&1 &&
+       ${MAKE-make} -s -f confmf > /dev/null 2>&1; then
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+      # When given -MP, icc 7.0 and 7.1 complain thusly:
+      #   icc: Command line warning: ignoring option '-M'; no argument required
+      # The diagnosis changed in icc 8.0:
+      #   icc: Command line remark: option '-MP' not supported
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+        am_cv_$1_dependencies_compiler_type=$depmode
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+  cd ..
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+
+# AM_SET_DEPDIR
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+  AMDEPBACKSLASH='\'
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+_AM_SUBST_NOTMAKE([AMDEPBACKSLASH])dnl
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+
+# Generate code to set up dependency tracking.              -*- Autoconf -*-
+
+# Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2008
+# Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+#serial 5
+
+# _AM_OUTPUT_DEPENDENCY_COMMANDS
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+  *)   set x $CONFIG_FILES ;;
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+  shift
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+    # We used to match only the files named `Makefile.in', but
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+    # Grep'ing the whole file is not good either: AIX grep has a line
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+    # Find all dependency output files, they are included files with
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+}
+])# _AM_OUTPUT_DEPENDENCY_COMMANDS
+
+
+# AM_OUTPUT_DEPENDENCY_COMMANDS
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+     [AMDEP_TRUE="$AMDEP_TRUE" ac_aux_dir="$ac_aux_dir"])
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+
+# Do all the work for Automake.                             -*- Autoconf -*-
+
+# Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
+# 2005, 2006, 2008, 2009 Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# serial 16
+
+# This macro actually does too much.  Some checks are only needed if
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+# AM_INIT_AUTOMAKE(PACKAGE, VERSION, [NO-DEFINE])
+# AM_INIT_AUTOMAKE([OPTIONS])
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+# We support both call styles for the transition.  After
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+AC_DEFUN([AM_INIT_AUTOMAKE],
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+
+# test whether we have cygpath
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+# Define the identity of the package.
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+_AM_IF_OPTION([no-define],,
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+# Copyright (C) 2001, 2003, 2005, 2008  Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# AM_PROG_INSTALL_SH
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+# Copyright (C) 2003, 2005  Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
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+# serial 2
+
+# Check whether the underlying file-system supports filenames
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+# Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2005
+# Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
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+# serial 5
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+# Check to see how 'make' treats includes.	            -*- Autoconf -*-
+
+# Copyright (C) 2001, 2002, 2003, 2005, 2009  Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
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+# serial 4
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+# AM_MAKE_INCLUDE()
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+fi
+AC_SUBST([am__include])
+AC_SUBST([am__quote])
+AC_MSG_RESULT([$_am_result])
+rm -f confinc confmf
+])
+
+# Copyright (C) 1999, 2000, 2001, 2003, 2004, 2005, 2008
+# Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# serial 6
+
+# AM_PROG_CC_C_O
+# --------------
+# Like AC_PROG_CC_C_O, but changed for automake.
+AC_DEFUN([AM_PROG_CC_C_O],
+[AC_REQUIRE([AC_PROG_CC_C_O])dnl
+AC_REQUIRE([AM_AUX_DIR_EXPAND])dnl
+AC_REQUIRE_AUX_FILE([compile])dnl
+# FIXME: we rely on the cache variable name because
+# there is no other way.
+set dummy $CC
+am_cc=`echo $[2] | sed ['s/[^a-zA-Z0-9_]/_/g;s/^[0-9]/_/']`
+eval am_t=\$ac_cv_prog_cc_${am_cc}_c_o
+if test "$am_t" != yes; then
+   # Losing compiler, so override with the script.
+   # FIXME: It is wrong to rewrite CC.
+   # But if we don't then we get into trouble of one sort or another.
+   # A longer-term fix would be to have automake use am__CC in this case,
+   # and then we could set am__CC="\$(top_srcdir)/compile \$(CC)"
+   CC="$am_aux_dir/compile $CC"
+fi
+dnl Make sure AC_PROG_CC is never called again, or it will override our
+dnl setting of CC.
+m4_define([AC_PROG_CC],
+          [m4_fatal([AC_PROG_CC cannot be called after AM_PROG_CC_C_O])])
+])
+
+# Fake the existence of programs that GNU maintainers use.  -*- Autoconf -*-
+
+# Copyright (C) 1997, 1999, 2000, 2001, 2003, 2004, 2005, 2008
+# Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# serial 6
+
+# AM_MISSING_PROG(NAME, PROGRAM)
+# ------------------------------
+AC_DEFUN([AM_MISSING_PROG],
+[AC_REQUIRE([AM_MISSING_HAS_RUN])
+$1=${$1-"${am_missing_run}$2"}
+AC_SUBST($1)])
+
+
+# AM_MISSING_HAS_RUN
+# ------------------
+# Define MISSING if not defined so far and test if it supports --run.
+# If it does, set am_missing_run to use it, otherwise, to nothing.
+AC_DEFUN([AM_MISSING_HAS_RUN],
+[AC_REQUIRE([AM_AUX_DIR_EXPAND])dnl
+AC_REQUIRE_AUX_FILE([missing])dnl
+if test x"${MISSING+set}" != xset; then
+  case $am_aux_dir in
+  *\ * | *\	*)
+    MISSING="\${SHELL} \"$am_aux_dir/missing\"" ;;
+  *)
+    MISSING="\${SHELL} $am_aux_dir/missing" ;;
+  esac
+fi
+# Use eval to expand $SHELL
+if eval "$MISSING --run true"; then
+  am_missing_run="$MISSING --run "
+else
+  am_missing_run=
+  AC_MSG_WARN([`missing' script is too old or missing])
+fi
+])
+
+# Copyright (C) 2003, 2004, 2005, 2006  Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# AM_PROG_MKDIR_P
+# ---------------
+# Check for `mkdir -p'.
+AC_DEFUN([AM_PROG_MKDIR_P],
+[AC_PREREQ([2.60])dnl
+AC_REQUIRE([AC_PROG_MKDIR_P])dnl
+dnl Automake 1.8 to 1.9.6 used to define mkdir_p.  We now use MKDIR_P,
+dnl while keeping a definition of mkdir_p for backward compatibility.
+dnl @MKDIR_P@ is magic: AC_OUTPUT adjusts its value for each Makefile.
+dnl However we cannot define mkdir_p as $(MKDIR_P) for the sake of
+dnl Makefile.ins that do not define MKDIR_P, so we do our own
+dnl adjustment using top_builddir (which is defined more often than
+dnl MKDIR_P).
+AC_SUBST([mkdir_p], ["$MKDIR_P"])dnl
+case $mkdir_p in
+  [[\\/$]]* | ?:[[\\/]]*) ;;
+  */*) mkdir_p="\$(top_builddir)/$mkdir_p" ;;
+esac
+])
+
+# Helper functions for option handling.                     -*- Autoconf -*-
+
+# Copyright (C) 2001, 2002, 2003, 2005, 2008  Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# serial 4
+
+# _AM_MANGLE_OPTION(NAME)
+# -----------------------
+AC_DEFUN([_AM_MANGLE_OPTION],
+[[_AM_OPTION_]m4_bpatsubst($1, [[^a-zA-Z0-9_]], [_])])
+
+# _AM_SET_OPTION(NAME)
+# ------------------------------
+# Set option NAME.  Presently that only means defining a flag for this option.
+AC_DEFUN([_AM_SET_OPTION],
+[m4_define(_AM_MANGLE_OPTION([$1]), 1)])
+
+# _AM_SET_OPTIONS(OPTIONS)
+# ----------------------------------
+# OPTIONS is a space-separated list of Automake options.
+AC_DEFUN([_AM_SET_OPTIONS],
+[m4_foreach_w([_AM_Option], [$1], [_AM_SET_OPTION(_AM_Option)])])
+
+# _AM_IF_OPTION(OPTION, IF-SET, [IF-NOT-SET])
+# -------------------------------------------
+# Execute IF-SET if OPTION is set, IF-NOT-SET otherwise.
+AC_DEFUN([_AM_IF_OPTION],
+[m4_ifset(_AM_MANGLE_OPTION([$1]), [$2], [$3])])
+
+# Check to make sure that the build environment is sane.    -*- Autoconf -*-
+
+# Copyright (C) 1996, 1997, 2000, 2001, 2003, 2005, 2008
+# Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# serial 5
+
+# AM_SANITY_CHECK
+# ---------------
+AC_DEFUN([AM_SANITY_CHECK],
+[AC_MSG_CHECKING([whether build environment is sane])
+# Just in case
+sleep 1
+echo timestamp > conftest.file
+# Reject unsafe characters in $srcdir or the absolute working directory
+# name.  Accept space and tab only in the latter.
+am_lf='
+'
+case `pwd` in
+  *[[\\\"\#\$\&\'\`$am_lf]]*)
+    AC_MSG_ERROR([unsafe absolute working directory name]);;
+esac
+case $srcdir in
+  *[[\\\"\#\$\&\'\`$am_lf\ \	]]*)
+    AC_MSG_ERROR([unsafe srcdir value: `$srcdir']);;
+esac
+
+# Do `set' in a subshell so we don't clobber the current shell's
+# arguments.  Must try -L first in case configure is actually a
+# symlink; some systems play weird games with the mod time of symlinks
+# (eg FreeBSD returns the mod time of the symlink's containing
+# directory).
+if (
+   set X `ls -Lt "$srcdir/configure" conftest.file 2> /dev/null`
+   if test "$[*]" = "X"; then
+      # -L didn't work.
+      set X `ls -t "$srcdir/configure" conftest.file`
+   fi
+   rm -f conftest.file
+   if test "$[*]" != "X $srcdir/configure conftest.file" \
+      && test "$[*]" != "X conftest.file $srcdir/configure"; then
+
+      # If neither matched, then we have a broken ls.  This can happen
+      # if, for instance, CONFIG_SHELL is bash and it inherits a
+      # broken ls alias from the environment.  This has actually
+      # happened.  Such a system could not be considered "sane".
+      AC_MSG_ERROR([ls -t appears to fail.  Make sure there is not a broken
+alias in your environment])
+   fi
+
+   test "$[2]" = conftest.file
+   )
+then
+   # Ok.
+   :
+else
+   AC_MSG_ERROR([newly created file is older than distributed files!
+Check your system clock])
+fi
+AC_MSG_RESULT(yes)])
+
+# Copyright (C) 2001, 2003, 2005  Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# AM_PROG_INSTALL_STRIP
+# ---------------------
+# One issue with vendor `install' (even GNU) is that you can't
+# specify the program used to strip binaries.  This is especially
+# annoying in cross-compiling environments, where the build's strip
+# is unlikely to handle the host's binaries.
+# Fortunately install-sh will honor a STRIPPROG variable, so we
+# always use install-sh in `make install-strip', and initialize
+# STRIPPROG with the value of the STRIP variable (set by the user).
+AC_DEFUN([AM_PROG_INSTALL_STRIP],
+[AC_REQUIRE([AM_PROG_INSTALL_SH])dnl
+# Installed binaries are usually stripped using `strip' when the user
+# run `make install-strip'.  However `strip' might not be the right
+# tool to use in cross-compilation environments, therefore Automake
+# will honor the `STRIP' environment variable to overrule this program.
+dnl Don't test for $cross_compiling = yes, because it might be `maybe'.
+if test "$cross_compiling" != no; then
+  AC_CHECK_TOOL([STRIP], [strip], :)
+fi
+INSTALL_STRIP_PROGRAM="\$(install_sh) -c -s"
+AC_SUBST([INSTALL_STRIP_PROGRAM])])
+
+# Copyright (C) 2006, 2008  Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# serial 2
+
+# _AM_SUBST_NOTMAKE(VARIABLE)
+# ---------------------------
+# Prevent Automake from outputting VARIABLE = @VARIABLE@ in Makefile.in.
+# This macro is traced by Automake.
+AC_DEFUN([_AM_SUBST_NOTMAKE])
+
+# AM_SUBST_NOTMAKE(VARIABLE)
+# ---------------------------
+# Public sister of _AM_SUBST_NOTMAKE.
+AC_DEFUN([AM_SUBST_NOTMAKE], [_AM_SUBST_NOTMAKE($@)])
+
+# Check how to create a tarball.                            -*- Autoconf -*-
+
+# Copyright (C) 2004, 2005  Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# serial 2
+
+# _AM_PROG_TAR(FORMAT)
+# --------------------
+# Check how to create a tarball in format FORMAT.
+# FORMAT should be one of `v7', `ustar', or `pax'.
+#
+# Substitute a variable $(am__tar) that is a command
+# writing to stdout a FORMAT-tarball containing the directory
+# $tardir.
+#     tardir=directory && $(am__tar) > result.tar
+#
+# Substitute a variable $(am__untar) that extract such
+# a tarball read from stdin.
+#     $(am__untar) < result.tar
+AC_DEFUN([_AM_PROG_TAR],
+[# Always define AMTAR for backward compatibility.
+AM_MISSING_PROG([AMTAR], [tar])
+m4_if([$1], [v7],
+     [am__tar='${AMTAR} chof - "$$tardir"'; am__untar='${AMTAR} xf -'],
+     [m4_case([$1], [ustar],, [pax],,
+              [m4_fatal([Unknown tar format])])
+AC_MSG_CHECKING([how to create a $1 tar archive])
+# Loop over all known methods to create a tar archive until one works.
+_am_tools='gnutar m4_if([$1], [ustar], [plaintar]) pax cpio none'
+_am_tools=${am_cv_prog_tar_$1-$_am_tools}
+# Do not fold the above two line into one, because Tru64 sh and
+# Solaris sh will not grok spaces in the rhs of `-'.
+for _am_tool in $_am_tools
+do
+  case $_am_tool in
+  gnutar)
+    for _am_tar in tar gnutar gtar;
+    do
+      AM_RUN_LOG([$_am_tar --version]) && break
+    done
+    am__tar="$_am_tar --format=m4_if([$1], [pax], [posix], [$1]) -chf - "'"$$tardir"'
+    am__tar_="$_am_tar --format=m4_if([$1], [pax], [posix], [$1]) -chf - "'"$tardir"'
+    am__untar="$_am_tar -xf -"
+    ;;
+  plaintar)
+    # Must skip GNU tar: if it does not support --format= it doesn't create
+    # ustar tarball either.
+    (tar --version) >/dev/null 2>&1 && continue
+    am__tar='tar chf - "$$tardir"'
+    am__tar_='tar chf - "$tardir"'
+    am__untar='tar xf -'
+    ;;
+  pax)
+    am__tar='pax -L -x $1 -w "$$tardir"'
+    am__tar_='pax -L -x $1 -w "$tardir"'
+    am__untar='pax -r'
+    ;;
+  cpio)
+    am__tar='find "$$tardir" -print | cpio -o -H $1 -L'
+    am__tar_='find "$tardir" -print | cpio -o -H $1 -L'
+    am__untar='cpio -i -H $1 -d'
+    ;;
+  none)
+    am__tar=false
+    am__tar_=false
+    am__untar=false
+    ;;
+  esac
+
+  # If the value was cached, stop now.  We just wanted to have am__tar
+  # and am__untar set.
+  test -n "${am_cv_prog_tar_$1}" && break
+
+  # tar/untar a dummy directory, and stop if the command works
+  rm -rf conftest.dir
+  mkdir conftest.dir
+  echo GrepMe > conftest.dir/file
+  AM_RUN_LOG([tardir=conftest.dir && eval $am__tar_ >conftest.tar])
+  rm -rf conftest.dir
+  if test -s conftest.tar; then
+    AM_RUN_LOG([$am__untar <conftest.tar])
+    grep GrepMe conftest.dir/file >/dev/null 2>&1 && break
+  fi
+done
+rm -rf conftest.dir
+
+AC_CACHE_VAL([am_cv_prog_tar_$1], [am_cv_prog_tar_$1=$_am_tool])
+AC_MSG_RESULT([$am_cv_prog_tar_$1])])
+AC_SUBST([am__tar])
+AC_SUBST([am__untar])
+]) # _AM_PROG_TAR
+
+m4_include([m4/libtool.m4])
+m4_include([m4/ltoptions.m4])
+m4_include([m4/ltsugar.m4])
+m4_include([m4/ltversion.m4])
+m4_include([m4/lt~obsolete.m4])
diff --git a/build-aux/compile b/build-aux/compile
new file mode 100755
index 0000000..c0096a7
--- /dev/null
+++ b/build-aux/compile
@@ -0,0 +1,143 @@
+#! /bin/sh
+# Wrapper for compilers which do not understand `-c -o'.
+
+scriptversion=2009-10-06.20; # UTC
+
+# Copyright (C) 1999, 2000, 2003, 2004, 2005, 2009  Free Software
+# Foundation, Inc.
+# Written by Tom Tromey <tromey at cygnus.com>.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2, or (at your option)
+# any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+# As a special exception to the GNU General Public License, if you
+# distribute this file as part of a program that contains a
+# configuration script generated by Autoconf, you may include it under
+# the same distribution terms that you use for the rest of that program.
+
+# This file is maintained in Automake, please report
+# bugs to <bug-automake at gnu.org> or send patches to
+# <automake-patches at gnu.org>.
+
+case $1 in
+  '')
+     echo "$0: No command.  Try \`$0 --help' for more information." 1>&2
+     exit 1;
+     ;;
+  -h | --h*)
+    cat <<\EOF
+Usage: compile [--help] [--version] PROGRAM [ARGS]
+
+Wrapper for compilers which do not understand `-c -o'.
+Remove `-o dest.o' from ARGS, run PROGRAM with the remaining
+arguments, and rename the output as expected.
+
+If you are trying to build a whole package this is not the
+right script to run: please start by reading the file `INSTALL'.
+
+Report bugs to <bug-automake at gnu.org>.
+EOF
+    exit $?
+    ;;
+  -v | --v*)
+    echo "compile $scriptversion"
+    exit $?
+    ;;
+esac
+
+ofile=
+cfile=
+eat=
+
+for arg
+do
+  if test -n "$eat"; then
+    eat=
+  else
+    case $1 in
+      -o)
+	# configure might choose to run compile as `compile cc -o foo foo.c'.
+	# So we strip `-o arg' only if arg is an object.
+	eat=1
+	case $2 in
+	  *.o | *.obj)
+	    ofile=$2
+	    ;;
+	  *)
+	    set x "$@" -o "$2"
+	    shift
+	    ;;
+	esac
+	;;
+      *.c)
+	cfile=$1
+	set x "$@" "$1"
+	shift
+	;;
+      *)
+	set x "$@" "$1"
+	shift
+	;;
+    esac
+  fi
+  shift
+done
+
+if test -z "$ofile" || test -z "$cfile"; then
+  # If no `-o' option was seen then we might have been invoked from a
+  # pattern rule where we don't need one.  That is ok -- this is a
+  # normal compilation that the losing compiler can handle.  If no
+  # `.c' file was seen then we are probably linking.  That is also
+  # ok.
+  exec "$@"
+fi
+
+# Name of file we expect compiler to create.
+cofile=`echo "$cfile" | sed 's|^.*[\\/]||; s|^[a-zA-Z]:||; s/\.c$/.o/'`
+
+# Create the lock directory.
+# Note: use `[/\\:.-]' here to ensure that we don't use the same name
+# that we are using for the .o file.  Also, base the name on the expected
+# object file name, since that is what matters with a parallel build.
+lockdir=`echo "$cofile" | sed -e 's|[/\\:.-]|_|g'`.d
+while true; do
+  if mkdir "$lockdir" >/dev/null 2>&1; then
+    break
+  fi
+  sleep 1
+done
+# FIXME: race condition here if user kills between mkdir and trap.
+trap "rmdir '$lockdir'; exit 1" 1 2 15
+
+# Run the compile.
+"$@"
+ret=$?
+
+if test -f "$cofile"; then
+  test "$cofile" = "$ofile" || mv "$cofile" "$ofile"
+elif test -f "${cofile}bj"; then
+  test "${cofile}bj" = "$ofile" || mv "${cofile}bj" "$ofile"
+fi
+
+rmdir "$lockdir"
+exit $ret
+
+# Local Variables:
+# mode: shell-script
+# sh-indentation: 2
+# eval: (add-hook 'write-file-hooks 'time-stamp)
+# time-stamp-start: "scriptversion="
+# time-stamp-format: "%:y-%02m-%02d.%02H"
+# time-stamp-time-zone: "UTC"
+# time-stamp-end: "; # UTC"
+# End:
diff --git a/build-aux/config.guess b/build-aux/config.guess
new file mode 100755
index 0000000..dc84c68
--- /dev/null
+++ b/build-aux/config.guess
@@ -0,0 +1,1501 @@
+#! /bin/sh
+# Attempt to guess a canonical system name.
+#   Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
+#   2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009
+#   Free Software Foundation, Inc.
+
+timestamp='2009-11-20'
+
+# This file is free software; you can redistribute it and/or modify it
+# under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA
+# 02110-1301, USA.
+#
+# As a special exception to the GNU General Public License, if you
+# distribute this file as part of a program that contains a
+# configuration script generated by Autoconf, you may include it under
+# the same distribution terms that you use for the rest of that program.
+
+
+# Originally written by Per Bothner.  Please send patches (context
+# diff format) to <config-patches at gnu.org> and include a ChangeLog
+# entry.
+#
+# This script attempts to guess a canonical system name similar to
+# config.sub.  If it succeeds, it prints the system name on stdout, and
+# exits with 0.  Otherwise, it exits with 1.
+#
+# You can get the latest version of this script from:
+# http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.guess;hb=HEAD
+
+me=`echo "$0" | sed -e 's,.*/,,'`
+
+usage="\
+Usage: $0 [OPTION]
+
+Output the configuration name of the system \`$me' is run on.
+
+Operation modes:
+  -h, --help         print this help, then exit
+  -t, --time-stamp   print date of last modification, then exit
+  -v, --version      print version number, then exit
+
+Report bugs and patches to <config-patches at gnu.org>."
+
+version="\
+GNU config.guess ($timestamp)
+
+Originally written by Per Bothner.
+Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001,
+2002, 2003, 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
+
+This is free software; see the source for copying conditions.  There is NO
+warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE."
+
+help="
+Try \`$me --help' for more information."
+
+# Parse command line
+while test $# -gt 0 ; do
+  case $1 in
+    --time-stamp | --time* | -t )
+       echo "$timestamp" ; exit ;;
+    --version | -v )
+       echo "$version" ; exit ;;
+    --help | --h* | -h )
+       echo "$usage"; exit ;;
+    -- )     # Stop option processing
+       shift; break ;;
+    - )	# Use stdin as input.
+       break ;;
+    -* )
+       echo "$me: invalid option $1$help" >&2
+       exit 1 ;;
+    * )
+       break ;;
+  esac
+done
+
+if test $# != 0; then
+  echo "$me: too many arguments$help" >&2
+  exit 1
+fi
+
+trap 'exit 1' 1 2 15
+
+# CC_FOR_BUILD -- compiler used by this script. Note that the use of a
+# compiler to aid in system detection is discouraged as it requires
+# temporary files to be created and, as you can see below, it is a
+# headache to deal with in a portable fashion.
+
+# Historically, `CC_FOR_BUILD' used to be named `HOST_CC'. We still
+# use `HOST_CC' if defined, but it is deprecated.
+
+# Portable tmp directory creation inspired by the Autoconf team.
+
+set_cc_for_build='
+trap "exitcode=\$?; (rm -f \$tmpfiles 2>/dev/null; rmdir \$tmp 2>/dev/null) && exit \$exitcode" 0 ;
+trap "rm -f \$tmpfiles 2>/dev/null; rmdir \$tmp 2>/dev/null; exit 1" 1 2 13 15 ;
+: ${TMPDIR=/tmp} ;
+ { tmp=`(umask 077 && mktemp -d "$TMPDIR/cgXXXXXX") 2>/dev/null` && test -n "$tmp" && test -d "$tmp" ; } ||
+ { test -n "$RANDOM" && tmp=$TMPDIR/cg$$-$RANDOM && (umask 077 && mkdir $tmp) ; } ||
+ { tmp=$TMPDIR/cg-$$ && (umask 077 && mkdir $tmp) && echo "Warning: creating insecure temp directory" >&2 ; } ||
+ { echo "$me: cannot create a temporary directory in $TMPDIR" >&2 ; exit 1 ; } ;
+dummy=$tmp/dummy ;
+tmpfiles="$dummy.c $dummy.o $dummy.rel $dummy" ;
+case $CC_FOR_BUILD,$HOST_CC,$CC in
+ ,,)    echo "int x;" > $dummy.c ;
+	for c in cc gcc c89 c99 ; do
+	  if ($c -c -o $dummy.o $dummy.c) >/dev/null 2>&1 ; then
+	     CC_FOR_BUILD="$c"; break ;
+	  fi ;
+	done ;
+	if test x"$CC_FOR_BUILD" = x ; then
+	  CC_FOR_BUILD=no_compiler_found ;
+	fi
+	;;
+ ,,*)   CC_FOR_BUILD=$CC ;;
+ ,*,*)  CC_FOR_BUILD=$HOST_CC ;;
+esac ; set_cc_for_build= ;'
+
+# This is needed to find uname on a Pyramid OSx when run in the BSD universe.
+# (ghazi at noc.rutgers.edu 1994-08-24)
+if (test -f /.attbin/uname) >/dev/null 2>&1 ; then
+	PATH=$PATH:/.attbin ; export PATH
+fi
+
+UNAME_MACHINE=`(uname -m) 2>/dev/null` || UNAME_MACHINE=unknown
+UNAME_RELEASE=`(uname -r) 2>/dev/null` || UNAME_RELEASE=unknown
+UNAME_SYSTEM=`(uname -s) 2>/dev/null`  || UNAME_SYSTEM=unknown
+UNAME_VERSION=`(uname -v) 2>/dev/null` || UNAME_VERSION=unknown
+
+# Note: order is significant - the case branches are not exclusive.
+
+case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in
+    *:NetBSD:*:*)
+	# NetBSD (nbsd) targets should (where applicable) match one or
+	# more of the tupples: *-*-netbsdelf*, *-*-netbsdaout*,
+	# *-*-netbsdecoff* and *-*-netbsd*.  For targets that recently
+	# switched to ELF, *-*-netbsd* would select the old
+	# object file format.  This provides both forward
+	# compatibility and a consistent mechanism for selecting the
+	# object file format.
+	#
+	# Note: NetBSD doesn't particularly care about the vendor
+	# portion of the name.  We always set it to "unknown".
+	sysctl="sysctl -n hw.machine_arch"
+	UNAME_MACHINE_ARCH=`(/sbin/$sysctl 2>/dev/null || \
+	    /usr/sbin/$sysctl 2>/dev/null || echo unknown)`
+	case "${UNAME_MACHINE_ARCH}" in
+	    armeb) machine=armeb-unknown ;;
+	    arm*) machine=arm-unknown ;;
+	    sh3el) machine=shl-unknown ;;
+	    sh3eb) machine=sh-unknown ;;
+	    sh5el) machine=sh5le-unknown ;;
+	    *) machine=${UNAME_MACHINE_ARCH}-unknown ;;
+	esac
+	# The Operating System including object format, if it has switched
+	# to ELF recently, or will in the future.
+	case "${UNAME_MACHINE_ARCH}" in
+	    arm*|i386|m68k|ns32k|sh3*|sparc|vax)
+		eval $set_cc_for_build
+		if echo __ELF__ | $CC_FOR_BUILD -E - 2>/dev/null \
+			| grep -q __ELF__
+		then
+		    # Once all utilities can be ECOFF (netbsdecoff) or a.out (netbsdaout).
+		    # Return netbsd for either.  FIX?
+		    os=netbsd
+		else
+		    os=netbsdelf
+		fi
+		;;
+	    *)
+	        os=netbsd
+		;;
+	esac
+	# The OS release
+	# Debian GNU/NetBSD machines have a different userland, and
+	# thus, need a distinct triplet. However, they do not need
+	# kernel version information, so it can be replaced with a
+	# suitable tag, in the style of linux-gnu.
+	case "${UNAME_VERSION}" in
+	    Debian*)
+		release='-gnu'
+		;;
+	    *)
+		release=`echo ${UNAME_RELEASE}|sed -e 's/[-_].*/\./'`
+		;;
+	esac
+	# Since CPU_TYPE-MANUFACTURER-KERNEL-OPERATING_SYSTEM:
+	# contains redundant information, the shorter form:
+	# CPU_TYPE-MANUFACTURER-OPERATING_SYSTEM is used.
+	echo "${machine}-${os}${release}"
+	exit ;;
+    *:OpenBSD:*:*)
+	UNAME_MACHINE_ARCH=`arch | sed 's/OpenBSD.//'`
+	echo ${UNAME_MACHINE_ARCH}-unknown-openbsd${UNAME_RELEASE}
+	exit ;;
+    *:ekkoBSD:*:*)
+	echo ${UNAME_MACHINE}-unknown-ekkobsd${UNAME_RELEASE}
+	exit ;;
+    *:SolidBSD:*:*)
+	echo ${UNAME_MACHINE}-unknown-solidbsd${UNAME_RELEASE}
+	exit ;;
+    macppc:MirBSD:*:*)
+	echo powerpc-unknown-mirbsd${UNAME_RELEASE}
+	exit ;;
+    *:MirBSD:*:*)
+	echo ${UNAME_MACHINE}-unknown-mirbsd${UNAME_RELEASE}
+	exit ;;
+    alpha:OSF1:*:*)
+	case $UNAME_RELEASE in
+	*4.0)
+		UNAME_RELEASE=`/usr/sbin/sizer -v | awk '{print $3}'`
+		;;
+	*5.*)
+	        UNAME_RELEASE=`/usr/sbin/sizer -v | awk '{print $4}'`
+		;;
+	esac
+	# According to Compaq, /usr/sbin/psrinfo has been available on
+	# OSF/1 and Tru64 systems produced since 1995.  I hope that
+	# covers most systems running today.  This code pipes the CPU
+	# types through head -n 1, so we only detect the type of CPU 0.
+	ALPHA_CPU_TYPE=`/usr/sbin/psrinfo -v | sed -n -e 's/^  The alpha \(.*\) processor.*$/\1/p' | head -n 1`
+	case "$ALPHA_CPU_TYPE" in
+	    "EV4 (21064)")
+		UNAME_MACHINE="alpha" ;;
+	    "EV4.5 (21064)")
+		UNAME_MACHINE="alpha" ;;
+	    "LCA4 (21066/21068)")
+		UNAME_MACHINE="alpha" ;;
+	    "EV5 (21164)")
+		UNAME_MACHINE="alphaev5" ;;
+	    "EV5.6 (21164A)")
+		UNAME_MACHINE="alphaev56" ;;
+	    "EV5.6 (21164PC)")
+		UNAME_MACHINE="alphapca56" ;;
+	    "EV5.7 (21164PC)")
+		UNAME_MACHINE="alphapca57" ;;
+	    "EV6 (21264)")
+		UNAME_MACHINE="alphaev6" ;;
+	    "EV6.7 (21264A)")
+		UNAME_MACHINE="alphaev67" ;;
+	    "EV6.8CB (21264C)")
+		UNAME_MACHINE="alphaev68" ;;
+	    "EV6.8AL (21264B)")
+		UNAME_MACHINE="alphaev68" ;;
+	    "EV6.8CX (21264D)")
+		UNAME_MACHINE="alphaev68" ;;
+	    "EV6.9A (21264/EV69A)")
+		UNAME_MACHINE="alphaev69" ;;
+	    "EV7 (21364)")
+		UNAME_MACHINE="alphaev7" ;;
+	    "EV7.9 (21364A)")
+		UNAME_MACHINE="alphaev79" ;;
+	esac
+	# A Pn.n version is a patched version.
+	# A Vn.n version is a released version.
+	# A Tn.n version is a released field test version.
+	# A Xn.n version is an unreleased experimental baselevel.
+	# 1.2 uses "1.2" for uname -r.
+	echo ${UNAME_MACHINE}-dec-osf`echo ${UNAME_RELEASE} | sed -e 's/^[PVTX]//' | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz'`
+	exit ;;
+    Alpha\ *:Windows_NT*:*)
+	# How do we know it's Interix rather than the generic POSIX subsystem?
+	# Should we change UNAME_MACHINE based on the output of uname instead
+	# of the specific Alpha model?
+	echo alpha-pc-interix
+	exit ;;
+    21064:Windows_NT:50:3)
+	echo alpha-dec-winnt3.5
+	exit ;;
+    Amiga*:UNIX_System_V:4.0:*)
+	echo m68k-unknown-sysv4
+	exit ;;
+    *:[Aa]miga[Oo][Ss]:*:*)
+	echo ${UNAME_MACHINE}-unknown-amigaos
+	exit ;;
+    *:[Mm]orph[Oo][Ss]:*:*)
+	echo ${UNAME_MACHINE}-unknown-morphos
+	exit ;;
+    *:OS/390:*:*)
+	echo i370-ibm-openedition
+	exit ;;
+    *:z/VM:*:*)
+	echo s390-ibm-zvmoe
+	exit ;;
+    *:OS400:*:*)
+        echo powerpc-ibm-os400
+	exit ;;
+    arm:RISC*:1.[012]*:*|arm:riscix:1.[012]*:*)
+	echo arm-acorn-riscix${UNAME_RELEASE}
+	exit ;;
+    arm:riscos:*:*|arm:RISCOS:*:*)
+	echo arm-unknown-riscos
+	exit ;;
+    SR2?01:HI-UX/MPP:*:* | SR8000:HI-UX/MPP:*:*)
+	echo hppa1.1-hitachi-hiuxmpp
+	exit ;;
+    Pyramid*:OSx*:*:* | MIS*:OSx*:*:* | MIS*:SMP_DC-OSx*:*:*)
+	# akee at wpdis03.wpafb.af.mil (Earle F. Ake) contributed MIS and NILE.
+	if test "`(/bin/universe) 2>/dev/null`" = att ; then
+		echo pyramid-pyramid-sysv3
+	else
+		echo pyramid-pyramid-bsd
+	fi
+	exit ;;
+    NILE*:*:*:dcosx)
+	echo pyramid-pyramid-svr4
+	exit ;;
+    DRS?6000:unix:4.0:6*)
+	echo sparc-icl-nx6
+	exit ;;
+    DRS?6000:UNIX_SV:4.2*:7* | DRS?6000:isis:4.2*:7*)
+	case `/usr/bin/uname -p` in
+	    sparc) echo sparc-icl-nx7; exit ;;
+	esac ;;
+    s390x:SunOS:*:*)
+	echo ${UNAME_MACHINE}-ibm-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'`
+	exit ;;
+    sun4H:SunOS:5.*:*)
+	echo sparc-hal-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'`
+	exit ;;
+    sun4*:SunOS:5.*:* | tadpole*:SunOS:5.*:*)
+	echo sparc-sun-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'`
+	exit ;;
+    i86pc:AuroraUX:5.*:* | i86xen:AuroraUX:5.*:*)
+	echo i386-pc-auroraux${UNAME_RELEASE}
+	exit ;;
+    i86pc:SunOS:5.*:* | i86xen:SunOS:5.*:*)
+	eval $set_cc_for_build
+	SUN_ARCH="i386"
+	# If there is a compiler, see if it is configured for 64-bit objects.
+	# Note that the Sun cc does not turn __LP64__ into 1 like gcc does.
+	# This test works for both compilers.
+	if [ "$CC_FOR_BUILD" != 'no_compiler_found' ]; then
+	    if (echo '#ifdef __amd64'; echo IS_64BIT_ARCH; echo '#endif') | \
+		(CCOPTS= $CC_FOR_BUILD -E - 2>/dev/null) | \
+		grep IS_64BIT_ARCH >/dev/null
+	    then
+		SUN_ARCH="x86_64"
+	    fi
+	fi
+	echo ${SUN_ARCH}-pc-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'`
+	exit ;;
+    sun4*:SunOS:6*:*)
+	# According to config.sub, this is the proper way to canonicalize
+	# SunOS6.  Hard to guess exactly what SunOS6 will be like, but
+	# it's likely to be more like Solaris than SunOS4.
+	echo sparc-sun-solaris3`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'`
+	exit ;;
+    sun4*:SunOS:*:*)
+	case "`/usr/bin/arch -k`" in
+	    Series*|S4*)
+		UNAME_RELEASE=`uname -v`
+		;;
+	esac
+	# Japanese Language versions have a version number like `4.1.3-JL'.
+	echo sparc-sun-sunos`echo ${UNAME_RELEASE}|sed -e 's/-/_/'`
+	exit ;;
+    sun3*:SunOS:*:*)
+	echo m68k-sun-sunos${UNAME_RELEASE}
+	exit ;;
+    sun*:*:4.2BSD:*)
+	UNAME_RELEASE=`(sed 1q /etc/motd | awk '{print substr($5,1,3)}') 2>/dev/null`
+	test "x${UNAME_RELEASE}" = "x" && UNAME_RELEASE=3
+	case "`/bin/arch`" in
+	    sun3)
+		echo m68k-sun-sunos${UNAME_RELEASE}
+		;;
+	    sun4)
+		echo sparc-sun-sunos${UNAME_RELEASE}
+		;;
+	esac
+	exit ;;
+    aushp:SunOS:*:*)
+	echo sparc-auspex-sunos${UNAME_RELEASE}
+	exit ;;
+    # The situation for MiNT is a little confusing.  The machine name
+    # can be virtually everything (everything which is not
+    # "atarist" or "atariste" at least should have a processor
+    # > m68000).  The system name ranges from "MiNT" over "FreeMiNT"
+    # to the lowercase version "mint" (or "freemint").  Finally
+    # the system name "TOS" denotes a system which is actually not
+    # MiNT.  But MiNT is downward compatible to TOS, so this should
+    # be no problem.
+    atarist[e]:*MiNT:*:* | atarist[e]:*mint:*:* | atarist[e]:*TOS:*:*)
+        echo m68k-atari-mint${UNAME_RELEASE}
+	exit ;;
+    atari*:*MiNT:*:* | atari*:*mint:*:* | atarist[e]:*TOS:*:*)
+	echo m68k-atari-mint${UNAME_RELEASE}
+        exit ;;
+    *falcon*:*MiNT:*:* | *falcon*:*mint:*:* | *falcon*:*TOS:*:*)
+        echo m68k-atari-mint${UNAME_RELEASE}
+	exit ;;
+    milan*:*MiNT:*:* | milan*:*mint:*:* | *milan*:*TOS:*:*)
+        echo m68k-milan-mint${UNAME_RELEASE}
+        exit ;;
+    hades*:*MiNT:*:* | hades*:*mint:*:* | *hades*:*TOS:*:*)
+        echo m68k-hades-mint${UNAME_RELEASE}
+        exit ;;
+    *:*MiNT:*:* | *:*mint:*:* | *:*TOS:*:*)
+        echo m68k-unknown-mint${UNAME_RELEASE}
+        exit ;;
+    m68k:machten:*:*)
+	echo m68k-apple-machten${UNAME_RELEASE}
+	exit ;;
+    powerpc:machten:*:*)
+	echo powerpc-apple-machten${UNAME_RELEASE}
+	exit ;;
+    RISC*:Mach:*:*)
+	echo mips-dec-mach_bsd4.3
+	exit ;;
+    RISC*:ULTRIX:*:*)
+	echo mips-dec-ultrix${UNAME_RELEASE}
+	exit ;;
+    VAX*:ULTRIX*:*:*)
+	echo vax-dec-ultrix${UNAME_RELEASE}
+	exit ;;
+    2020:CLIX:*:* | 2430:CLIX:*:*)
+	echo clipper-intergraph-clix${UNAME_RELEASE}
+	exit ;;
+    mips:*:*:UMIPS | mips:*:*:RISCos)
+	eval $set_cc_for_build
+	sed 's/^	//' << EOF >$dummy.c
+#ifdef __cplusplus
+#include <stdio.h>  /* for printf() prototype */
+	int main (int argc, char *argv[]) {
+#else
+	int main (argc, argv) int argc; char *argv[]; {
+#endif
+	#if defined (host_mips) && defined (MIPSEB)
+	#if defined (SYSTYPE_SYSV)
+	  printf ("mips-mips-riscos%ssysv\n", argv[1]); exit (0);
+	#endif
+	#if defined (SYSTYPE_SVR4)
+	  printf ("mips-mips-riscos%ssvr4\n", argv[1]); exit (0);
+	#endif
+	#if defined (SYSTYPE_BSD43) || defined(SYSTYPE_BSD)
+	  printf ("mips-mips-riscos%sbsd\n", argv[1]); exit (0);
+	#endif
+	#endif
+	  exit (-1);
+	}
+EOF
+	$CC_FOR_BUILD -o $dummy $dummy.c &&
+	  dummyarg=`echo "${UNAME_RELEASE}" | sed -n 's/\([0-9]*\).*/\1/p'` &&
+	  SYSTEM_NAME=`$dummy $dummyarg` &&
+	    { echo "$SYSTEM_NAME"; exit; }
+	echo mips-mips-riscos${UNAME_RELEASE}
+	exit ;;
+    Motorola:PowerMAX_OS:*:*)
+	echo powerpc-motorola-powermax
+	exit ;;
+    Motorola:*:4.3:PL8-*)
+	echo powerpc-harris-powermax
+	exit ;;
+    Night_Hawk:*:*:PowerMAX_OS | Synergy:PowerMAX_OS:*:*)
+	echo powerpc-harris-powermax
+	exit ;;
+    Night_Hawk:Power_UNIX:*:*)
+	echo powerpc-harris-powerunix
+	exit ;;
+    m88k:CX/UX:7*:*)
+	echo m88k-harris-cxux7
+	exit ;;
+    m88k:*:4*:R4*)
+	echo m88k-motorola-sysv4
+	exit ;;
+    m88k:*:3*:R3*)
+	echo m88k-motorola-sysv3
+	exit ;;
+    AViiON:dgux:*:*)
+        # DG/UX returns AViiON for all architectures
+        UNAME_PROCESSOR=`/usr/bin/uname -p`
+	if [ $UNAME_PROCESSOR = mc88100 ] || [ $UNAME_PROCESSOR = mc88110 ]
+	then
+	    if [ ${TARGET_BINARY_INTERFACE}x = m88kdguxelfx ] || \
+	       [ ${TARGET_BINARY_INTERFACE}x = x ]
+	    then
+		echo m88k-dg-dgux${UNAME_RELEASE}
+	    else
+		echo m88k-dg-dguxbcs${UNAME_RELEASE}
+	    fi
+	else
+	    echo i586-dg-dgux${UNAME_RELEASE}
+	fi
+ 	exit ;;
+    M88*:DolphinOS:*:*)	# DolphinOS (SVR3)
+	echo m88k-dolphin-sysv3
+	exit ;;
+    M88*:*:R3*:*)
+	# Delta 88k system running SVR3
+	echo m88k-motorola-sysv3
+	exit ;;
+    XD88*:*:*:*) # Tektronix XD88 system running UTekV (SVR3)
+	echo m88k-tektronix-sysv3
+	exit ;;
+    Tek43[0-9][0-9]:UTek:*:*) # Tektronix 4300 system running UTek (BSD)
+	echo m68k-tektronix-bsd
+	exit ;;
+    *:IRIX*:*:*)
+	echo mips-sgi-irix`echo ${UNAME_RELEASE}|sed -e 's/-/_/g'`
+	exit ;;
+    ????????:AIX?:[12].1:2)   # AIX 2.2.1 or AIX 2.1.1 is RT/PC AIX.
+	echo romp-ibm-aix     # uname -m gives an 8 hex-code CPU id
+	exit ;;               # Note that: echo "'`uname -s`'" gives 'AIX '
+    i*86:AIX:*:*)
+	echo i386-ibm-aix
+	exit ;;
+    ia64:AIX:*:*)
+	if [ -x /usr/bin/oslevel ] ; then
+		IBM_REV=`/usr/bin/oslevel`
+	else
+		IBM_REV=${UNAME_VERSION}.${UNAME_RELEASE}
+	fi
+	echo ${UNAME_MACHINE}-ibm-aix${IBM_REV}
+	exit ;;
+    *:AIX:2:3)
+	if grep bos325 /usr/include/stdio.h >/dev/null 2>&1; then
+		eval $set_cc_for_build
+		sed 's/^		//' << EOF >$dummy.c
+		#include <sys/systemcfg.h>
+
+		main()
+			{
+			if (!__power_pc())
+				exit(1);
+			puts("powerpc-ibm-aix3.2.5");
+			exit(0);
+			}
+EOF
+		if $CC_FOR_BUILD -o $dummy $dummy.c && SYSTEM_NAME=`$dummy`
+		then
+			echo "$SYSTEM_NAME"
+		else
+			echo rs6000-ibm-aix3.2.5
+		fi
+	elif grep bos324 /usr/include/stdio.h >/dev/null 2>&1; then
+		echo rs6000-ibm-aix3.2.4
+	else
+		echo rs6000-ibm-aix3.2
+	fi
+	exit ;;
+    *:AIX:*:[456])
+	IBM_CPU_ID=`/usr/sbin/lsdev -C -c processor -S available | sed 1q | awk '{ print $1 }'`
+	if /usr/sbin/lsattr -El ${IBM_CPU_ID} | grep ' POWER' >/dev/null 2>&1; then
+		IBM_ARCH=rs6000
+	else
+		IBM_ARCH=powerpc
+	fi
+	if [ -x /usr/bin/oslevel ] ; then
+		IBM_REV=`/usr/bin/oslevel`
+	else
+		IBM_REV=${UNAME_VERSION}.${UNAME_RELEASE}
+	fi
+	echo ${IBM_ARCH}-ibm-aix${IBM_REV}
+	exit ;;
+    *:AIX:*:*)
+	echo rs6000-ibm-aix
+	exit ;;
+    ibmrt:4.4BSD:*|romp-ibm:BSD:*)
+	echo romp-ibm-bsd4.4
+	exit ;;
+    ibmrt:*BSD:*|romp-ibm:BSD:*)            # covers RT/PC BSD and
+	echo romp-ibm-bsd${UNAME_RELEASE}   # 4.3 with uname added to
+	exit ;;                             # report: romp-ibm BSD 4.3
+    *:BOSX:*:*)
+	echo rs6000-bull-bosx
+	exit ;;
+    DPX/2?00:B.O.S.:*:*)
+	echo m68k-bull-sysv3
+	exit ;;
+    9000/[34]??:4.3bsd:1.*:*)
+	echo m68k-hp-bsd
+	exit ;;
+    hp300:4.4BSD:*:* | 9000/[34]??:4.3bsd:2.*:*)
+	echo m68k-hp-bsd4.4
+	exit ;;
+    9000/[34678]??:HP-UX:*:*)
+	HPUX_REV=`echo ${UNAME_RELEASE}|sed -e 's/[^.]*.[0B]*//'`
+	case "${UNAME_MACHINE}" in
+	    9000/31? )            HP_ARCH=m68000 ;;
+	    9000/[34]?? )         HP_ARCH=m68k ;;
+	    9000/[678][0-9][0-9])
+		if [ -x /usr/bin/getconf ]; then
+		    sc_cpu_version=`/usr/bin/getconf SC_CPU_VERSION 2>/dev/null`
+                    sc_kernel_bits=`/usr/bin/getconf SC_KERNEL_BITS 2>/dev/null`
+                    case "${sc_cpu_version}" in
+                      523) HP_ARCH="hppa1.0" ;; # CPU_PA_RISC1_0
+                      528) HP_ARCH="hppa1.1" ;; # CPU_PA_RISC1_1
+                      532)                      # CPU_PA_RISC2_0
+                        case "${sc_kernel_bits}" in
+                          32) HP_ARCH="hppa2.0n" ;;
+                          64) HP_ARCH="hppa2.0w" ;;
+			  '') HP_ARCH="hppa2.0" ;;   # HP-UX 10.20
+                        esac ;;
+                    esac
+		fi
+		if [ "${HP_ARCH}" = "" ]; then
+		    eval $set_cc_for_build
+		    sed 's/^              //' << EOF >$dummy.c
+
+              #define _HPUX_SOURCE
+              #include <stdlib.h>
+              #include <unistd.h>
+
+              int main ()
+              {
+              #if defined(_SC_KERNEL_BITS)
+                  long bits = sysconf(_SC_KERNEL_BITS);
+              #endif
+                  long cpu  = sysconf (_SC_CPU_VERSION);
+
+                  switch (cpu)
+              	{
+              	case CPU_PA_RISC1_0: puts ("hppa1.0"); break;
+              	case CPU_PA_RISC1_1: puts ("hppa1.1"); break;
+              	case CPU_PA_RISC2_0:
+              #if defined(_SC_KERNEL_BITS)
+              	    switch (bits)
+              		{
+              		case 64: puts ("hppa2.0w"); break;
+              		case 32: puts ("hppa2.0n"); break;
+              		default: puts ("hppa2.0"); break;
+              		} break;
+              #else  /* !defined(_SC_KERNEL_BITS) */
+              	    puts ("hppa2.0"); break;
+              #endif
+              	default: puts ("hppa1.0"); break;
+              	}
+                  exit (0);
+              }
+EOF
+		    (CCOPTS= $CC_FOR_BUILD -o $dummy $dummy.c 2>/dev/null) && HP_ARCH=`$dummy`
+		    test -z "$HP_ARCH" && HP_ARCH=hppa
+		fi ;;
+	esac
+	if [ ${HP_ARCH} = "hppa2.0w" ]
+	then
+	    eval $set_cc_for_build
+
+	    # hppa2.0w-hp-hpux* has a 64-bit kernel and a compiler generating
+	    # 32-bit code.  hppa64-hp-hpux* has the same kernel and a compiler
+	    # generating 64-bit code.  GNU and HP use different nomenclature:
+	    #
+	    # $ CC_FOR_BUILD=cc ./config.guess
+	    # => hppa2.0w-hp-hpux11.23
+	    # $ CC_FOR_BUILD="cc +DA2.0w" ./config.guess
+	    # => hppa64-hp-hpux11.23
+
+	    if echo __LP64__ | (CCOPTS= $CC_FOR_BUILD -E - 2>/dev/null) |
+		grep -q __LP64__
+	    then
+		HP_ARCH="hppa2.0w"
+	    else
+		HP_ARCH="hppa64"
+	    fi
+	fi
+	echo ${HP_ARCH}-hp-hpux${HPUX_REV}
+	exit ;;
+    ia64:HP-UX:*:*)
+	HPUX_REV=`echo ${UNAME_RELEASE}|sed -e 's/[^.]*.[0B]*//'`
+	echo ia64-hp-hpux${HPUX_REV}
+	exit ;;
+    3050*:HI-UX:*:*)
+	eval $set_cc_for_build
+	sed 's/^	//' << EOF >$dummy.c
+	#include <unistd.h>
+	int
+	main ()
+	{
+	  long cpu = sysconf (_SC_CPU_VERSION);
+	  /* The order matters, because CPU_IS_HP_MC68K erroneously returns
+	     true for CPU_PA_RISC1_0.  CPU_IS_PA_RISC returns correct
+	     results, however.  */
+	  if (CPU_IS_PA_RISC (cpu))
+	    {
+	      switch (cpu)
+		{
+		  case CPU_PA_RISC1_0: puts ("hppa1.0-hitachi-hiuxwe2"); break;
+		  case CPU_PA_RISC1_1: puts ("hppa1.1-hitachi-hiuxwe2"); break;
+		  case CPU_PA_RISC2_0: puts ("hppa2.0-hitachi-hiuxwe2"); break;
+		  default: puts ("hppa-hitachi-hiuxwe2"); break;
+		}
+	    }
+	  else if (CPU_IS_HP_MC68K (cpu))
+	    puts ("m68k-hitachi-hiuxwe2");
+	  else puts ("unknown-hitachi-hiuxwe2");
+	  exit (0);
+	}
+EOF
+	$CC_FOR_BUILD -o $dummy $dummy.c && SYSTEM_NAME=`$dummy` &&
+		{ echo "$SYSTEM_NAME"; exit; }
+	echo unknown-hitachi-hiuxwe2
+	exit ;;
+    9000/7??:4.3bsd:*:* | 9000/8?[79]:4.3bsd:*:* )
+	echo hppa1.1-hp-bsd
+	exit ;;
+    9000/8??:4.3bsd:*:*)
+	echo hppa1.0-hp-bsd
+	exit ;;
+    *9??*:MPE/iX:*:* | *3000*:MPE/iX:*:*)
+	echo hppa1.0-hp-mpeix
+	exit ;;
+    hp7??:OSF1:*:* | hp8?[79]:OSF1:*:* )
+	echo hppa1.1-hp-osf
+	exit ;;
+    hp8??:OSF1:*:*)
+	echo hppa1.0-hp-osf
+	exit ;;
+    i*86:OSF1:*:*)
+	if [ -x /usr/sbin/sysversion ] ; then
+	    echo ${UNAME_MACHINE}-unknown-osf1mk
+	else
+	    echo ${UNAME_MACHINE}-unknown-osf1
+	fi
+	exit ;;
+    parisc*:Lites*:*:*)
+	echo hppa1.1-hp-lites
+	exit ;;
+    C1*:ConvexOS:*:* | convex:ConvexOS:C1*:*)
+	echo c1-convex-bsd
+        exit ;;
+    C2*:ConvexOS:*:* | convex:ConvexOS:C2*:*)
+	if getsysinfo -f scalar_acc
+	then echo c32-convex-bsd
+	else echo c2-convex-bsd
+	fi
+        exit ;;
+    C34*:ConvexOS:*:* | convex:ConvexOS:C34*:*)
+	echo c34-convex-bsd
+        exit ;;
+    C38*:ConvexOS:*:* | convex:ConvexOS:C38*:*)
+	echo c38-convex-bsd
+        exit ;;
+    C4*:ConvexOS:*:* | convex:ConvexOS:C4*:*)
+	echo c4-convex-bsd
+        exit ;;
+    CRAY*Y-MP:*:*:*)
+	echo ymp-cray-unicos${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/'
+	exit ;;
+    CRAY*[A-Z]90:*:*:*)
+	echo ${UNAME_MACHINE}-cray-unicos${UNAME_RELEASE} \
+	| sed -e 's/CRAY.*\([A-Z]90\)/\1/' \
+	      -e y/ABCDEFGHIJKLMNOPQRSTUVWXYZ/abcdefghijklmnopqrstuvwxyz/ \
+	      -e 's/\.[^.]*$/.X/'
+	exit ;;
+    CRAY*TS:*:*:*)
+	echo t90-cray-unicos${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/'
+	exit ;;
+    CRAY*T3E:*:*:*)
+	echo alphaev5-cray-unicosmk${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/'
+	exit ;;
+    CRAY*SV1:*:*:*)
+	echo sv1-cray-unicos${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/'
+	exit ;;
+    *:UNICOS/mp:*:*)
+	echo craynv-cray-unicosmp${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/'
+	exit ;;
+    F30[01]:UNIX_System_V:*:* | F700:UNIX_System_V:*:*)
+	FUJITSU_PROC=`uname -m | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz'`
+        FUJITSU_SYS=`uname -p | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz' | sed -e 's/\///'`
+        FUJITSU_REL=`echo ${UNAME_RELEASE} | sed -e 's/ /_/'`
+        echo "${FUJITSU_PROC}-fujitsu-${FUJITSU_SYS}${FUJITSU_REL}"
+        exit ;;
+    5000:UNIX_System_V:4.*:*)
+        FUJITSU_SYS=`uname -p | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz' | sed -e 's/\///'`
+        FUJITSU_REL=`echo ${UNAME_RELEASE} | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz' | sed -e 's/ /_/'`
+        echo "sparc-fujitsu-${FUJITSU_SYS}${FUJITSU_REL}"
+	exit ;;
+    i*86:BSD/386:*:* | i*86:BSD/OS:*:* | *:Ascend\ Embedded/OS:*:*)
+	echo ${UNAME_MACHINE}-pc-bsdi${UNAME_RELEASE}
+	exit ;;
+    sparc*:BSD/OS:*:*)
+	echo sparc-unknown-bsdi${UNAME_RELEASE}
+	exit ;;
+    *:BSD/OS:*:*)
+	echo ${UNAME_MACHINE}-unknown-bsdi${UNAME_RELEASE}
+	exit ;;
+    *:FreeBSD:*:*)
+	case ${UNAME_MACHINE} in
+	    pc98)
+		echo i386-unknown-freebsd`echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'` ;;
+	    amd64)
+		echo x86_64-unknown-freebsd`echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'` ;;
+	    *)
+		echo ${UNAME_MACHINE}-unknown-freebsd`echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'` ;;
+	esac
+	exit ;;
+    i*:CYGWIN*:*)
+	echo ${UNAME_MACHINE}-pc-cygwin
+	exit ;;
+    *:MINGW*:*)
+	echo ${UNAME_MACHINE}-pc-mingw32
+	exit ;;
+    i*:windows32*:*)
+    	# uname -m includes "-pc" on this system.
+    	echo ${UNAME_MACHINE}-mingw32
+	exit ;;
+    i*:PW*:*)
+	echo ${UNAME_MACHINE}-pc-pw32
+	exit ;;
+    *:Interix*:*)
+    	case ${UNAME_MACHINE} in
+	    x86)
+		echo i586-pc-interix${UNAME_RELEASE}
+		exit ;;
+	    authenticamd | genuineintel | EM64T)
+		echo x86_64-unknown-interix${UNAME_RELEASE}
+		exit ;;
+	    IA64)
+		echo ia64-unknown-interix${UNAME_RELEASE}
+		exit ;;
+	esac ;;
+    [345]86:Windows_95:* | [345]86:Windows_98:* | [345]86:Windows_NT:*)
+	echo i${UNAME_MACHINE}-pc-mks
+	exit ;;
+    8664:Windows_NT:*)
+	echo x86_64-pc-mks
+	exit ;;
+    i*:Windows_NT*:* | Pentium*:Windows_NT*:*)
+	# How do we know it's Interix rather than the generic POSIX subsystem?
+	# It also conflicts with pre-2.0 versions of AT&T UWIN. Should we
+	# UNAME_MACHINE based on the output of uname instead of i386?
+	echo i586-pc-interix
+	exit ;;
+    i*:UWIN*:*)
+	echo ${UNAME_MACHINE}-pc-uwin
+	exit ;;
+    amd64:CYGWIN*:*:* | x86_64:CYGWIN*:*:*)
+	echo x86_64-unknown-cygwin
+	exit ;;
+    p*:CYGWIN*:*)
+	echo powerpcle-unknown-cygwin
+	exit ;;
+    prep*:SunOS:5.*:*)
+	echo powerpcle-unknown-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'`
+	exit ;;
+    *:GNU:*:*)
+	# the GNU system
+	echo `echo ${UNAME_MACHINE}|sed -e 's,[-/].*$,,'`-unknown-gnu`echo ${UNAME_RELEASE}|sed -e 's,/.*$,,'`
+	exit ;;
+    *:GNU/*:*:*)
+	# other systems with GNU libc and userland
+	echo ${UNAME_MACHINE}-unknown-`echo ${UNAME_SYSTEM} | sed 's,^[^/]*/,,' | tr '[A-Z]' '[a-z]'``echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'`-gnu
+	exit ;;
+    i*86:Minix:*:*)
+	echo ${UNAME_MACHINE}-pc-minix
+	exit ;;
+    alpha:Linux:*:*)
+	case `sed -n '/^cpu model/s/^.*: \(.*\)/\1/p' < /proc/cpuinfo` in
+	  EV5)   UNAME_MACHINE=alphaev5 ;;
+	  EV56)  UNAME_MACHINE=alphaev56 ;;
+	  PCA56) UNAME_MACHINE=alphapca56 ;;
+	  PCA57) UNAME_MACHINE=alphapca56 ;;
+	  EV6)   UNAME_MACHINE=alphaev6 ;;
+	  EV67)  UNAME_MACHINE=alphaev67 ;;
+	  EV68*) UNAME_MACHINE=alphaev68 ;;
+        esac
+	objdump --private-headers /bin/sh | grep -q ld.so.1
+	if test "$?" = 0 ; then LIBC="libc1" ; else LIBC="" ; fi
+	echo ${UNAME_MACHINE}-unknown-linux-gnu${LIBC}
+	exit ;;
+    arm*:Linux:*:*)
+	eval $set_cc_for_build
+	if echo __ARM_EABI__ | $CC_FOR_BUILD -E - 2>/dev/null \
+	    | grep -q __ARM_EABI__
+	then
+	    echo ${UNAME_MACHINE}-unknown-linux-gnu
+	else
+	    echo ${UNAME_MACHINE}-unknown-linux-gnueabi
+	fi
+	exit ;;
+    avr32*:Linux:*:*)
+	echo ${UNAME_MACHINE}-unknown-linux-gnu
+	exit ;;
+    cris:Linux:*:*)
+	echo cris-axis-linux-gnu
+	exit ;;
+    crisv32:Linux:*:*)
+	echo crisv32-axis-linux-gnu
+	exit ;;
+    frv:Linux:*:*)
+    	echo frv-unknown-linux-gnu
+	exit ;;
+    i*86:Linux:*:*)
+	LIBC=gnu
+	eval $set_cc_for_build
+	sed 's/^	//' << EOF >$dummy.c
+	#ifdef __dietlibc__
+	LIBC=dietlibc
+	#endif
+EOF
+	eval `$CC_FOR_BUILD -E $dummy.c 2>/dev/null | grep '^LIBC'`
+	echo "${UNAME_MACHINE}-pc-linux-${LIBC}"
+	exit ;;
+    ia64:Linux:*:*)
+	echo ${UNAME_MACHINE}-unknown-linux-gnu
+	exit ;;
+    m32r*:Linux:*:*)
+	echo ${UNAME_MACHINE}-unknown-linux-gnu
+	exit ;;
+    m68*:Linux:*:*)
+	echo ${UNAME_MACHINE}-unknown-linux-gnu
+	exit ;;
+    mips:Linux:*:* | mips64:Linux:*:*)
+	eval $set_cc_for_build
+	sed 's/^	//' << EOF >$dummy.c
+	#undef CPU
+	#undef ${UNAME_MACHINE}
+	#undef ${UNAME_MACHINE}el
+	#if defined(__MIPSEL__) || defined(__MIPSEL) || defined(_MIPSEL) || defined(MIPSEL)
+	CPU=${UNAME_MACHINE}el
+	#else
+	#if defined(__MIPSEB__) || defined(__MIPSEB) || defined(_MIPSEB) || defined(MIPSEB)
+	CPU=${UNAME_MACHINE}
+	#else
+	CPU=
+	#endif
+	#endif
+EOF
+	eval `$CC_FOR_BUILD -E $dummy.c 2>/dev/null | grep '^CPU'`
+	test x"${CPU}" != x && { echo "${CPU}-unknown-linux-gnu"; exit; }
+	;;
+    or32:Linux:*:*)
+	echo or32-unknown-linux-gnu
+	exit ;;
+    padre:Linux:*:*)
+	echo sparc-unknown-linux-gnu
+	exit ;;
+    parisc64:Linux:*:* | hppa64:Linux:*:*)
+	echo hppa64-unknown-linux-gnu
+	exit ;;
+    parisc:Linux:*:* | hppa:Linux:*:*)
+	# Look for CPU level
+	case `grep '^cpu[^a-z]*:' /proc/cpuinfo 2>/dev/null | cut -d' ' -f2` in
+	  PA7*) echo hppa1.1-unknown-linux-gnu ;;
+	  PA8*) echo hppa2.0-unknown-linux-gnu ;;
+	  *)    echo hppa-unknown-linux-gnu ;;
+	esac
+	exit ;;
+    ppc64:Linux:*:*)
+	echo powerpc64-unknown-linux-gnu
+	exit ;;
+    ppc:Linux:*:*)
+	echo powerpc-unknown-linux-gnu
+	exit ;;
+    s390:Linux:*:* | s390x:Linux:*:*)
+	echo ${UNAME_MACHINE}-ibm-linux
+	exit ;;
+    sh64*:Linux:*:*)
+    	echo ${UNAME_MACHINE}-unknown-linux-gnu
+	exit ;;
+    sh*:Linux:*:*)
+	echo ${UNAME_MACHINE}-unknown-linux-gnu
+	exit ;;
+    sparc:Linux:*:* | sparc64:Linux:*:*)
+	echo ${UNAME_MACHINE}-unknown-linux-gnu
+	exit ;;
+    vax:Linux:*:*)
+	echo ${UNAME_MACHINE}-dec-linux-gnu
+	exit ;;
+    x86_64:Linux:*:*)
+	echo x86_64-unknown-linux-gnu
+	exit ;;
+    xtensa*:Linux:*:*)
+    	echo ${UNAME_MACHINE}-unknown-linux-gnu
+	exit ;;
+    i*86:DYNIX/ptx:4*:*)
+	# ptx 4.0 does uname -s correctly, with DYNIX/ptx in there.
+	# earlier versions are messed up and put the nodename in both
+	# sysname and nodename.
+	echo i386-sequent-sysv4
+	exit ;;
+    i*86:UNIX_SV:4.2MP:2.*)
+        # Unixware is an offshoot of SVR4, but it has its own version
+        # number series starting with 2...
+        # I am not positive that other SVR4 systems won't match this,
+	# I just have to hope.  -- rms.
+        # Use sysv4.2uw... so that sysv4* matches it.
+	echo ${UNAME_MACHINE}-pc-sysv4.2uw${UNAME_VERSION}
+	exit ;;
+    i*86:OS/2:*:*)
+	# If we were able to find `uname', then EMX Unix compatibility
+	# is probably installed.
+	echo ${UNAME_MACHINE}-pc-os2-emx
+	exit ;;
+    i*86:XTS-300:*:STOP)
+	echo ${UNAME_MACHINE}-unknown-stop
+	exit ;;
+    i*86:atheos:*:*)
+	echo ${UNAME_MACHINE}-unknown-atheos
+	exit ;;
+    i*86:syllable:*:*)
+	echo ${UNAME_MACHINE}-pc-syllable
+	exit ;;
+    i*86:LynxOS:2.*:* | i*86:LynxOS:3.[01]*:* | i*86:LynxOS:4.[02]*:*)
+	echo i386-unknown-lynxos${UNAME_RELEASE}
+	exit ;;
+    i*86:*DOS:*:*)
+	echo ${UNAME_MACHINE}-pc-msdosdjgpp
+	exit ;;
+    i*86:*:4.*:* | i*86:SYSTEM_V:4.*:*)
+	UNAME_REL=`echo ${UNAME_RELEASE} | sed 's/\/MP$//'`
+	if grep Novell /usr/include/link.h >/dev/null 2>/dev/null; then
+		echo ${UNAME_MACHINE}-univel-sysv${UNAME_REL}
+	else
+		echo ${UNAME_MACHINE}-pc-sysv${UNAME_REL}
+	fi
+	exit ;;
+    i*86:*:5:[678]*)
+    	# UnixWare 7.x, OpenUNIX and OpenServer 6.
+	case `/bin/uname -X | grep "^Machine"` in
+	    *486*)	     UNAME_MACHINE=i486 ;;
+	    *Pentium)	     UNAME_MACHINE=i586 ;;
+	    *Pent*|*Celeron) UNAME_MACHINE=i686 ;;
+	esac
+	echo ${UNAME_MACHINE}-unknown-sysv${UNAME_RELEASE}${UNAME_SYSTEM}${UNAME_VERSION}
+	exit ;;
+    i*86:*:3.2:*)
+	if test -f /usr/options/cb.name; then
+		UNAME_REL=`sed -n 's/.*Version //p' </usr/options/cb.name`
+		echo ${UNAME_MACHINE}-pc-isc$UNAME_REL
+	elif /bin/uname -X 2>/dev/null >/dev/null ; then
+		UNAME_REL=`(/bin/uname -X|grep Release|sed -e 's/.*= //')`
+		(/bin/uname -X|grep i80486 >/dev/null) && UNAME_MACHINE=i486
+		(/bin/uname -X|grep '^Machine.*Pentium' >/dev/null) \
+			&& UNAME_MACHINE=i586
+		(/bin/uname -X|grep '^Machine.*Pent *II' >/dev/null) \
+			&& UNAME_MACHINE=i686
+		(/bin/uname -X|grep '^Machine.*Pentium Pro' >/dev/null) \
+			&& UNAME_MACHINE=i686
+		echo ${UNAME_MACHINE}-pc-sco$UNAME_REL
+	else
+		echo ${UNAME_MACHINE}-pc-sysv32
+	fi
+	exit ;;
+    pc:*:*:*)
+	# Left here for compatibility:
+        # uname -m prints for DJGPP always 'pc', but it prints nothing about
+        # the processor, so we play safe by assuming i586.
+	# Note: whatever this is, it MUST be the same as what config.sub
+	# prints for the "djgpp" host, or else GDB configury will decide that
+	# this is a cross-build.
+	echo i586-pc-msdosdjgpp
+        exit ;;
+    Intel:Mach:3*:*)
+	echo i386-pc-mach3
+	exit ;;
+    paragon:*:*:*)
+	echo i860-intel-osf1
+	exit ;;
+    i860:*:4.*:*) # i860-SVR4
+	if grep Stardent /usr/include/sys/uadmin.h >/dev/null 2>&1 ; then
+	  echo i860-stardent-sysv${UNAME_RELEASE} # Stardent Vistra i860-SVR4
+	else # Add other i860-SVR4 vendors below as they are discovered.
+	  echo i860-unknown-sysv${UNAME_RELEASE}  # Unknown i860-SVR4
+	fi
+	exit ;;
+    mini*:CTIX:SYS*5:*)
+	# "miniframe"
+	echo m68010-convergent-sysv
+	exit ;;
+    mc68k:UNIX:SYSTEM5:3.51m)
+	echo m68k-convergent-sysv
+	exit ;;
+    M680?0:D-NIX:5.3:*)
+	echo m68k-diab-dnix
+	exit ;;
+    M68*:*:R3V[5678]*:*)
+	test -r /sysV68 && { echo 'm68k-motorola-sysv'; exit; } ;;
+    3[345]??:*:4.0:3.0 | 3[34]??A:*:4.0:3.0 | 3[34]??,*:*:4.0:3.0 | 3[34]??/*:*:4.0:3.0 | 4400:*:4.0:3.0 | 4850:*:4.0:3.0 | SKA40:*:4.0:3.0 | SDS2:*:4.0:3.0 | SHG2:*:4.0:3.0 | S7501*:*:4.0:3.0)
+	OS_REL=''
+	test -r /etc/.relid \
+	&& OS_REL=.`sed -n 's/[^ ]* [^ ]* \([0-9][0-9]\).*/\1/p' < /etc/.relid`
+	/bin/uname -p 2>/dev/null | grep 86 >/dev/null \
+	  && { echo i486-ncr-sysv4.3${OS_REL}; exit; }
+	/bin/uname -p 2>/dev/null | /bin/grep entium >/dev/null \
+	  && { echo i586-ncr-sysv4.3${OS_REL}; exit; } ;;
+    3[34]??:*:4.0:* | 3[34]??,*:*:4.0:*)
+        /bin/uname -p 2>/dev/null | grep 86 >/dev/null \
+          && { echo i486-ncr-sysv4; exit; } ;;
+    NCR*:*:4.2:* | MPRAS*:*:4.2:*)
+	OS_REL='.3'
+	test -r /etc/.relid \
+	    && OS_REL=.`sed -n 's/[^ ]* [^ ]* \([0-9][0-9]\).*/\1/p' < /etc/.relid`
+	/bin/uname -p 2>/dev/null | grep 86 >/dev/null \
+	    && { echo i486-ncr-sysv4.3${OS_REL}; exit; }
+	/bin/uname -p 2>/dev/null | /bin/grep entium >/dev/null \
+	    && { echo i586-ncr-sysv4.3${OS_REL}; exit; }
+	/bin/uname -p 2>/dev/null | /bin/grep pteron >/dev/null \
+	    && { echo i586-ncr-sysv4.3${OS_REL}; exit; } ;;
+    m68*:LynxOS:2.*:* | m68*:LynxOS:3.0*:*)
+	echo m68k-unknown-lynxos${UNAME_RELEASE}
+	exit ;;
+    mc68030:UNIX_System_V:4.*:*)
+	echo m68k-atari-sysv4
+	exit ;;
+    TSUNAMI:LynxOS:2.*:*)
+	echo sparc-unknown-lynxos${UNAME_RELEASE}
+	exit ;;
+    rs6000:LynxOS:2.*:*)
+	echo rs6000-unknown-lynxos${UNAME_RELEASE}
+	exit ;;
+    PowerPC:LynxOS:2.*:* | PowerPC:LynxOS:3.[01]*:* | PowerPC:LynxOS:4.[02]*:*)
+	echo powerpc-unknown-lynxos${UNAME_RELEASE}
+	exit ;;
+    SM[BE]S:UNIX_SV:*:*)
+	echo mips-dde-sysv${UNAME_RELEASE}
+	exit ;;
+    RM*:ReliantUNIX-*:*:*)
+	echo mips-sni-sysv4
+	exit ;;
+    RM*:SINIX-*:*:*)
+	echo mips-sni-sysv4
+	exit ;;
+    *:SINIX-*:*:*)
+	if uname -p 2>/dev/null >/dev/null ; then
+		UNAME_MACHINE=`(uname -p) 2>/dev/null`
+		echo ${UNAME_MACHINE}-sni-sysv4
+	else
+		echo ns32k-sni-sysv
+	fi
+	exit ;;
+    PENTIUM:*:4.0*:*) # Unisys `ClearPath HMP IX 4000' SVR4/MP effort
+                      # says <Richard.M.Bartel at ccMail.Census.GOV>
+        echo i586-unisys-sysv4
+        exit ;;
+    *:UNIX_System_V:4*:FTX*)
+	# From Gerald Hewes <hewes at openmarket.com>.
+	# How about differentiating between stratus architectures? -djm
+	echo hppa1.1-stratus-sysv4
+	exit ;;
+    *:*:*:FTX*)
+	# From seanf at swdc.stratus.com.
+	echo i860-stratus-sysv4
+	exit ;;
+    i*86:VOS:*:*)
+	# From Paul.Green at stratus.com.
+	echo ${UNAME_MACHINE}-stratus-vos
+	exit ;;
+    *:VOS:*:*)
+	# From Paul.Green at stratus.com.
+	echo hppa1.1-stratus-vos
+	exit ;;
+    mc68*:A/UX:*:*)
+	echo m68k-apple-aux${UNAME_RELEASE}
+	exit ;;
+    news*:NEWS-OS:6*:*)
+	echo mips-sony-newsos6
+	exit ;;
+    R[34]000:*System_V*:*:* | R4000:UNIX_SYSV:*:* | R*000:UNIX_SV:*:*)
+	if [ -d /usr/nec ]; then
+	        echo mips-nec-sysv${UNAME_RELEASE}
+	else
+	        echo mips-unknown-sysv${UNAME_RELEASE}
+	fi
+        exit ;;
+    BeBox:BeOS:*:*)	# BeOS running on hardware made by Be, PPC only.
+	echo powerpc-be-beos
+	exit ;;
+    BeMac:BeOS:*:*)	# BeOS running on Mac or Mac clone, PPC only.
+	echo powerpc-apple-beos
+	exit ;;
+    BePC:BeOS:*:*)	# BeOS running on Intel PC compatible.
+	echo i586-pc-beos
+	exit ;;
+    BePC:Haiku:*:*)	# Haiku running on Intel PC compatible.
+	echo i586-pc-haiku
+	exit ;;
+    SX-4:SUPER-UX:*:*)
+	echo sx4-nec-superux${UNAME_RELEASE}
+	exit ;;
+    SX-5:SUPER-UX:*:*)
+	echo sx5-nec-superux${UNAME_RELEASE}
+	exit ;;
+    SX-6:SUPER-UX:*:*)
+	echo sx6-nec-superux${UNAME_RELEASE}
+	exit ;;
+    SX-7:SUPER-UX:*:*)
+	echo sx7-nec-superux${UNAME_RELEASE}
+	exit ;;
+    SX-8:SUPER-UX:*:*)
+	echo sx8-nec-superux${UNAME_RELEASE}
+	exit ;;
+    SX-8R:SUPER-UX:*:*)
+	echo sx8r-nec-superux${UNAME_RELEASE}
+	exit ;;
+    Power*:Rhapsody:*:*)
+	echo powerpc-apple-rhapsody${UNAME_RELEASE}
+	exit ;;
+    *:Rhapsody:*:*)
+	echo ${UNAME_MACHINE}-apple-rhapsody${UNAME_RELEASE}
+	exit ;;
+    *:Darwin:*:*)
+	UNAME_PROCESSOR=`uname -p` || UNAME_PROCESSOR=unknown
+	case $UNAME_PROCESSOR in
+	    i386)
+		eval $set_cc_for_build
+		if [ "$CC_FOR_BUILD" != 'no_compiler_found' ]; then
+		  if (echo '#ifdef __LP64__'; echo IS_64BIT_ARCH; echo '#endif') | \
+		      (CCOPTS= $CC_FOR_BUILD -E - 2>/dev/null) | \
+		      grep IS_64BIT_ARCH >/dev/null
+		  then
+		      UNAME_PROCESSOR="x86_64"
+		  fi
+		fi ;;
+	    unknown) UNAME_PROCESSOR=powerpc ;;
+	esac
+	echo ${UNAME_PROCESSOR}-apple-darwin${UNAME_RELEASE}
+	exit ;;
+    *:procnto*:*:* | *:QNX:[0123456789]*:*)
+	UNAME_PROCESSOR=`uname -p`
+	if test "$UNAME_PROCESSOR" = "x86"; then
+		UNAME_PROCESSOR=i386
+		UNAME_MACHINE=pc
+	fi
+	echo ${UNAME_PROCESSOR}-${UNAME_MACHINE}-nto-qnx${UNAME_RELEASE}
+	exit ;;
+    *:QNX:*:4*)
+	echo i386-pc-qnx
+	exit ;;
+    NSE-?:NONSTOP_KERNEL:*:*)
+	echo nse-tandem-nsk${UNAME_RELEASE}
+	exit ;;
+    NSR-?:NONSTOP_KERNEL:*:*)
+	echo nsr-tandem-nsk${UNAME_RELEASE}
+	exit ;;
+    *:NonStop-UX:*:*)
+	echo mips-compaq-nonstopux
+	exit ;;
+    BS2000:POSIX*:*:*)
+	echo bs2000-siemens-sysv
+	exit ;;
+    DS/*:UNIX_System_V:*:*)
+	echo ${UNAME_MACHINE}-${UNAME_SYSTEM}-${UNAME_RELEASE}
+	exit ;;
+    *:Plan9:*:*)
+	# "uname -m" is not consistent, so use $cputype instead. 386
+	# is converted to i386 for consistency with other x86
+	# operating systems.
+	if test "$cputype" = "386"; then
+	    UNAME_MACHINE=i386
+	else
+	    UNAME_MACHINE="$cputype"
+	fi
+	echo ${UNAME_MACHINE}-unknown-plan9
+	exit ;;
+    *:TOPS-10:*:*)
+	echo pdp10-unknown-tops10
+	exit ;;
+    *:TENEX:*:*)
+	echo pdp10-unknown-tenex
+	exit ;;
+    KS10:TOPS-20:*:* | KL10:TOPS-20:*:* | TYPE4:TOPS-20:*:*)
+	echo pdp10-dec-tops20
+	exit ;;
+    XKL-1:TOPS-20:*:* | TYPE5:TOPS-20:*:*)
+	echo pdp10-xkl-tops20
+	exit ;;
+    *:TOPS-20:*:*)
+	echo pdp10-unknown-tops20
+	exit ;;
+    *:ITS:*:*)
+	echo pdp10-unknown-its
+	exit ;;
+    SEI:*:*:SEIUX)
+        echo mips-sei-seiux${UNAME_RELEASE}
+	exit ;;
+    *:DragonFly:*:*)
+	echo ${UNAME_MACHINE}-unknown-dragonfly`echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'`
+	exit ;;
+    *:*VMS:*:*)
+    	UNAME_MACHINE=`(uname -p) 2>/dev/null`
+	case "${UNAME_MACHINE}" in
+	    A*) echo alpha-dec-vms ; exit ;;
+	    I*) echo ia64-dec-vms ; exit ;;
+	    V*) echo vax-dec-vms ; exit ;;
+	esac ;;
+    *:XENIX:*:SysV)
+	echo i386-pc-xenix
+	exit ;;
+    i*86:skyos:*:*)
+	echo ${UNAME_MACHINE}-pc-skyos`echo ${UNAME_RELEASE}` | sed -e 's/ .*$//'
+	exit ;;
+    i*86:rdos:*:*)
+	echo ${UNAME_MACHINE}-pc-rdos
+	exit ;;
+    i*86:AROS:*:*)
+	echo ${UNAME_MACHINE}-pc-aros
+	exit ;;
+esac
+
+#echo '(No uname command or uname output not recognized.)' 1>&2
+#echo "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" 1>&2
+
+eval $set_cc_for_build
+cat >$dummy.c <<EOF
+#ifdef _SEQUENT_
+# include <sys/types.h>
+# include <sys/utsname.h>
+#endif
+main ()
+{
+#if defined (sony)
+#if defined (MIPSEB)
+  /* BFD wants "bsd" instead of "newsos".  Perhaps BFD should be changed,
+     I don't know....  */
+  printf ("mips-sony-bsd\n"); exit (0);
+#else
+#include <sys/param.h>
+  printf ("m68k-sony-newsos%s\n",
+#ifdef NEWSOS4
+          "4"
+#else
+	  ""
+#endif
+         ); exit (0);
+#endif
+#endif
+
+#if defined (__arm) && defined (__acorn) && defined (__unix)
+  printf ("arm-acorn-riscix\n"); exit (0);
+#endif
+
+#if defined (hp300) && !defined (hpux)
+  printf ("m68k-hp-bsd\n"); exit (0);
+#endif
+
+#if defined (NeXT)
+#if !defined (__ARCHITECTURE__)
+#define __ARCHITECTURE__ "m68k"
+#endif
+  int version;
+  version=`(hostinfo | sed -n 's/.*NeXT Mach \([0-9]*\).*/\1/p') 2>/dev/null`;
+  if (version < 4)
+    printf ("%s-next-nextstep%d\n", __ARCHITECTURE__, version);
+  else
+    printf ("%s-next-openstep%d\n", __ARCHITECTURE__, version);
+  exit (0);
+#endif
+
+#if defined (MULTIMAX) || defined (n16)
+#if defined (UMAXV)
+  printf ("ns32k-encore-sysv\n"); exit (0);
+#else
+#if defined (CMU)
+  printf ("ns32k-encore-mach\n"); exit (0);
+#else
+  printf ("ns32k-encore-bsd\n"); exit (0);
+#endif
+#endif
+#endif
+
+#if defined (__386BSD__)
+  printf ("i386-pc-bsd\n"); exit (0);
+#endif
+
+#if defined (sequent)
+#if defined (i386)
+  printf ("i386-sequent-dynix\n"); exit (0);
+#endif
+#if defined (ns32000)
+  printf ("ns32k-sequent-dynix\n"); exit (0);
+#endif
+#endif
+
+#if defined (_SEQUENT_)
+    struct utsname un;
+
+    uname(&un);
+
+    if (strncmp(un.version, "V2", 2) == 0) {
+	printf ("i386-sequent-ptx2\n"); exit (0);
+    }
+    if (strncmp(un.version, "V1", 2) == 0) { /* XXX is V1 correct? */
+	printf ("i386-sequent-ptx1\n"); exit (0);
+    }
+    printf ("i386-sequent-ptx\n"); exit (0);
+
+#endif
+
+#if defined (vax)
+# if !defined (ultrix)
+#  include <sys/param.h>
+#  if defined (BSD)
+#   if BSD == 43
+      printf ("vax-dec-bsd4.3\n"); exit (0);
+#   else
+#    if BSD == 199006
+      printf ("vax-dec-bsd4.3reno\n"); exit (0);
+#    else
+      printf ("vax-dec-bsd\n"); exit (0);
+#    endif
+#   endif
+#  else
+    printf ("vax-dec-bsd\n"); exit (0);
+#  endif
+# else
+    printf ("vax-dec-ultrix\n"); exit (0);
+# endif
+#endif
+
+#if defined (alliant) && defined (i860)
+  printf ("i860-alliant-bsd\n"); exit (0);
+#endif
+
+  exit (1);
+}
+EOF
+
+$CC_FOR_BUILD -o $dummy $dummy.c 2>/dev/null && SYSTEM_NAME=`$dummy` &&
+	{ echo "$SYSTEM_NAME"; exit; }
+
+# Apollos put the system type in the environment.
+
+test -d /usr/apollo && { echo ${ISP}-apollo-${SYSTYPE}; exit; }
+
+# Convex versions that predate uname can use getsysinfo(1)
+
+if [ -x /usr/convex/getsysinfo ]
+then
+    case `getsysinfo -f cpu_type` in
+    c1*)
+	echo c1-convex-bsd
+	exit ;;
+    c2*)
+	if getsysinfo -f scalar_acc
+	then echo c32-convex-bsd
+	else echo c2-convex-bsd
+	fi
+	exit ;;
+    c34*)
+	echo c34-convex-bsd
+	exit ;;
+    c38*)
+	echo c38-convex-bsd
+	exit ;;
+    c4*)
+	echo c4-convex-bsd
+	exit ;;
+    esac
+fi
+
+cat >&2 <<EOF
+$0: unable to guess system type
+
+This script, last modified $timestamp, has failed to recognize
+the operating system you are using. It is advised that you
+download the most up to date version of the config scripts from
+
+  http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.guess;hb=HEAD
+and
+  http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.sub;hb=HEAD
+
+If the version you run ($0) is already up to date, please
+send the following data and any information you think might be
+pertinent to <config-patches at gnu.org> in order to provide the needed
+information to handle your system.
+
+config.guess timestamp = $timestamp
+
+uname -m = `(uname -m) 2>/dev/null || echo unknown`
+uname -r = `(uname -r) 2>/dev/null || echo unknown`
+uname -s = `(uname -s) 2>/dev/null || echo unknown`
+uname -v = `(uname -v) 2>/dev/null || echo unknown`
+
+/usr/bin/uname -p = `(/usr/bin/uname -p) 2>/dev/null`
+/bin/uname -X     = `(/bin/uname -X) 2>/dev/null`
+
+hostinfo               = `(hostinfo) 2>/dev/null`
+/bin/universe          = `(/bin/universe) 2>/dev/null`
+/usr/bin/arch -k       = `(/usr/bin/arch -k) 2>/dev/null`
+/bin/arch              = `(/bin/arch) 2>/dev/null`
+/usr/bin/oslevel       = `(/usr/bin/oslevel) 2>/dev/null`
+/usr/convex/getsysinfo = `(/usr/convex/getsysinfo) 2>/dev/null`
+
+UNAME_MACHINE = ${UNAME_MACHINE}
+UNAME_RELEASE = ${UNAME_RELEASE}
+UNAME_SYSTEM  = ${UNAME_SYSTEM}
+UNAME_VERSION = ${UNAME_VERSION}
+EOF
+
+exit 1
+
+# Local variables:
+# eval: (add-hook 'write-file-hooks 'time-stamp)
+# time-stamp-start: "timestamp='"
+# time-stamp-format: "%:y-%02m-%02d"
+# time-stamp-end: "'"
+# End:
diff --git a/build-aux/config.sub b/build-aux/config.sub
new file mode 100755
index 0000000..2a55a50
--- /dev/null
+++ b/build-aux/config.sub
@@ -0,0 +1,1705 @@
+#! /bin/sh
+# Configuration validation subroutine script.
+#   Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
+#   2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009
+#   Free Software Foundation, Inc.
+
+timestamp='2009-11-20'
+
+# This file is (in principle) common to ALL GNU software.
+# The presence of a machine in this file suggests that SOME GNU software
+# can handle that machine.  It does not imply ALL GNU software can.
+#
+# This file is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA
+# 02110-1301, USA.
+#
+# As a special exception to the GNU General Public License, if you
+# distribute this file as part of a program that contains a
+# configuration script generated by Autoconf, you may include it under
+# the same distribution terms that you use for the rest of that program.
+
+
+# Please send patches to <config-patches at gnu.org>.  Submit a context
+# diff and a properly formatted GNU ChangeLog entry.
+#
+# Configuration subroutine to validate and canonicalize a configuration type.
+# Supply the specified configuration type as an argument.
+# If it is invalid, we print an error message on stderr and exit with code 1.
+# Otherwise, we print the canonical config type on stdout and succeed.
+
+# You can get the latest version of this script from:
+# http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.sub;hb=HEAD
+
+# This file is supposed to be the same for all GNU packages
+# and recognize all the CPU types, system types and aliases
+# that are meaningful with *any* GNU software.
+# Each package is responsible for reporting which valid configurations
+# it does not support.  The user should be able to distinguish
+# a failure to support a valid configuration from a meaningless
+# configuration.
+
+# The goal of this file is to map all the various variations of a given
+# machine specification into a single specification in the form:
+#	CPU_TYPE-MANUFACTURER-OPERATING_SYSTEM
+# or in some cases, the newer four-part form:
+#	CPU_TYPE-MANUFACTURER-KERNEL-OPERATING_SYSTEM
+# It is wrong to echo any other type of specification.
+
+me=`echo "$0" | sed -e 's,.*/,,'`
+
+usage="\
+Usage: $0 [OPTION] CPU-MFR-OPSYS
+       $0 [OPTION] ALIAS
+
+Canonicalize a configuration name.
+
+Operation modes:
+  -h, --help         print this help, then exit
+  -t, --time-stamp   print date of last modification, then exit
+  -v, --version      print version number, then exit
+
+Report bugs and patches to <config-patches at gnu.org>."
+
+version="\
+GNU config.sub ($timestamp)
+
+Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001,
+2002, 2003, 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
+
+This is free software; see the source for copying conditions.  There is NO
+warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE."
+
+help="
+Try \`$me --help' for more information."
+
+# Parse command line
+while test $# -gt 0 ; do
+  case $1 in
+    --time-stamp | --time* | -t )
+       echo "$timestamp" ; exit ;;
+    --version | -v )
+       echo "$version" ; exit ;;
+    --help | --h* | -h )
+       echo "$usage"; exit ;;
+    -- )     # Stop option processing
+       shift; break ;;
+    - )	# Use stdin as input.
+       break ;;
+    -* )
+       echo "$me: invalid option $1$help"
+       exit 1 ;;
+
+    *local*)
+       # First pass through any local machine types.
+       echo $1
+       exit ;;
+
+    * )
+       break ;;
+  esac
+done
+
+case $# in
+ 0) echo "$me: missing argument$help" >&2
+    exit 1;;
+ 1) ;;
+ *) echo "$me: too many arguments$help" >&2
+    exit 1;;
+esac
+
+# Separate what the user gave into CPU-COMPANY and OS or KERNEL-OS (if any).
+# Here we must recognize all the valid KERNEL-OS combinations.
+maybe_os=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\2/'`
+case $maybe_os in
+  nto-qnx* | linux-gnu* | linux-dietlibc | linux-newlib* | linux-uclibc* | \
+  uclinux-uclibc* | uclinux-gnu* | kfreebsd*-gnu* | knetbsd*-gnu* | netbsd*-gnu* | \
+  kopensolaris*-gnu* | \
+  storm-chaos* | os2-emx* | rtmk-nova*)
+    os=-$maybe_os
+    basic_machine=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\1/'`
+    ;;
+  *)
+    basic_machine=`echo $1 | sed 's/-[^-]*$//'`
+    if [ $basic_machine != $1 ]
+    then os=`echo $1 | sed 's/.*-/-/'`
+    else os=; fi
+    ;;
+esac
+
+### Let's recognize common machines as not being operating systems so
+### that things like config.sub decstation-3100 work.  We also
+### recognize some manufacturers as not being operating systems, so we
+### can provide default operating systems below.
+case $os in
+	-sun*os*)
+		# Prevent following clause from handling this invalid input.
+		;;
+	-dec* | -mips* | -sequent* | -encore* | -pc532* | -sgi* | -sony* | \
+	-att* | -7300* | -3300* | -delta* | -motorola* | -sun[234]* | \
+	-unicom* | -ibm* | -next | -hp | -isi* | -apollo | -altos* | \
+	-convergent* | -ncr* | -news | -32* | -3600* | -3100* | -hitachi* |\
+	-c[123]* | -convex* | -sun | -crds | -omron* | -dg | -ultra | -tti* | \
+	-harris | -dolphin | -highlevel | -gould | -cbm | -ns | -masscomp | \
+	-apple | -axis | -knuth | -cray | -microblaze)
+		os=
+		basic_machine=$1
+		;;
+        -bluegene*)
+	        os=-cnk
+		;;
+	-sim | -cisco | -oki | -wec | -winbond)
+		os=
+		basic_machine=$1
+		;;
+	-scout)
+		;;
+	-wrs)
+		os=-vxworks
+		basic_machine=$1
+		;;
+	-chorusos*)
+		os=-chorusos
+		basic_machine=$1
+		;;
+ 	-chorusrdb)
+ 		os=-chorusrdb
+		basic_machine=$1
+ 		;;
+	-hiux*)
+		os=-hiuxwe2
+		;;
+	-sco6)
+		os=-sco5v6
+		basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
+		;;
+	-sco5)
+		os=-sco3.2v5
+		basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
+		;;
+	-sco4)
+		os=-sco3.2v4
+		basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
+		;;
+	-sco3.2.[4-9]*)
+		os=`echo $os | sed -e 's/sco3.2./sco3.2v/'`
+		basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
+		;;
+	-sco3.2v[4-9]*)
+		# Don't forget version if it is 3.2v4 or newer.
+		basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
+		;;
+	-sco5v6*)
+		# Don't forget version if it is 3.2v4 or newer.
+		basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
+		;;
+	-sco*)
+		os=-sco3.2v2
+		basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
+		;;
+	-udk*)
+		basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
+		;;
+	-isc)
+		os=-isc2.2
+		basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
+		;;
+	-clix*)
+		basic_machine=clipper-intergraph
+		;;
+	-isc*)
+		basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
+		;;
+	-lynx*)
+		os=-lynxos
+		;;
+	-ptx*)
+		basic_machine=`echo $1 | sed -e 's/86-.*/86-sequent/'`
+		;;
+	-windowsnt*)
+		os=`echo $os | sed -e 's/windowsnt/winnt/'`
+		;;
+	-psos*)
+		os=-psos
+		;;
+	-mint | -mint[0-9]*)
+		basic_machine=m68k-atari
+		os=-mint
+		;;
+esac
+
+# Decode aliases for certain CPU-COMPANY combinations.
+case $basic_machine in
+	# Recognize the basic CPU types without company name.
+	# Some are omitted here because they have special meanings below.
+	1750a | 580 \
+	| a29k \
+	| alpha | alphaev[4-8] | alphaev56 | alphaev6[78] | alphapca5[67] \
+	| alpha64 | alpha64ev[4-8] | alpha64ev56 | alpha64ev6[78] | alpha64pca5[67] \
+	| am33_2.0 \
+	| arc | arm | arm[bl]e | arme[lb] | armv[2345] | armv[345][lb] | avr | avr32 \
+	| bfin \
+	| c4x | clipper \
+	| d10v | d30v | dlx | dsp16xx \
+	| fido | fr30 | frv \
+	| h8300 | h8500 | hppa | hppa1.[01] | hppa2.0 | hppa2.0[nw] | hppa64 \
+	| i370 | i860 | i960 | ia64 \
+	| ip2k | iq2000 \
+	| lm32 \
+	| m32c | m32r | m32rle | m68000 | m68k | m88k \
+	| maxq | mb | microblaze | mcore | mep | metag \
+	| mips | mipsbe | mipseb | mipsel | mipsle \
+	| mips16 \
+	| mips64 | mips64el \
+	| mips64octeon | mips64octeonel \
+	| mips64orion | mips64orionel \
+	| mips64r5900 | mips64r5900el \
+	| mips64vr | mips64vrel \
+	| mips64vr4100 | mips64vr4100el \
+	| mips64vr4300 | mips64vr4300el \
+	| mips64vr5000 | mips64vr5000el \
+	| mips64vr5900 | mips64vr5900el \
+	| mipsisa32 | mipsisa32el \
+	| mipsisa32r2 | mipsisa32r2el \
+	| mipsisa64 | mipsisa64el \
+	| mipsisa64r2 | mipsisa64r2el \
+	| mipsisa64sb1 | mipsisa64sb1el \
+	| mipsisa64sr71k | mipsisa64sr71kel \
+	| mipstx39 | mipstx39el \
+	| mn10200 | mn10300 \
+	| moxie \
+	| mt \
+	| msp430 \
+	| nios | nios2 \
+	| ns16k | ns32k \
+	| or32 \
+	| pdp10 | pdp11 | pj | pjl \
+	| powerpc | powerpc64 | powerpc64le | powerpcle | ppcbe \
+	| pyramid \
+	| rx \
+	| score \
+	| sh | sh[1234] | sh[24]a | sh[24]aeb | sh[23]e | sh[34]eb | sheb | shbe | shle | sh[1234]le | sh3ele \
+	| sh64 | sh64le \
+	| sparc | sparc64 | sparc64b | sparc64v | sparc86x | sparclet | sparclite \
+	| sparcv8 | sparcv9 | sparcv9b | sparcv9v \
+	| spu | strongarm \
+	| tahoe | thumb | tic4x | tic80 | tron \
+	| ubicom32 \
+	| v850 | v850e \
+	| we32k \
+	| x86 | xc16x | xscale | xscalee[bl] | xstormy16 | xtensa \
+	| z8k | z80)
+		basic_machine=$basic_machine-unknown
+		;;
+	m6811 | m68hc11 | m6812 | m68hc12 | picochip)
+		# Motorola 68HC11/12.
+		basic_machine=$basic_machine-unknown
+		os=-none
+		;;
+	m88110 | m680[12346]0 | m683?2 | m68360 | m5200 | v70 | w65 | z8k)
+		;;
+	ms1)
+		basic_machine=mt-unknown
+		;;
+
+	# We use `pc' rather than `unknown'
+	# because (1) that's what they normally are, and
+	# (2) the word "unknown" tends to confuse beginning users.
+	i*86 | x86_64)
+	  basic_machine=$basic_machine-pc
+	  ;;
+	# Object if more than one company name word.
+	*-*-*)
+		echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2
+		exit 1
+		;;
+	# Recognize the basic CPU types with company name.
+	580-* \
+	| a29k-* \
+	| alpha-* | alphaev[4-8]-* | alphaev56-* | alphaev6[78]-* \
+	| alpha64-* | alpha64ev[4-8]-* | alpha64ev56-* | alpha64ev6[78]-* \
+	| alphapca5[67]-* | alpha64pca5[67]-* | arc-* \
+	| arm-*  | armbe-* | armle-* | armeb-* | armv*-* \
+	| avr-* | avr32-* \
+	| bfin-* | bs2000-* \
+	| c[123]* | c30-* | [cjt]90-* | c4x-* | c54x-* | c55x-* | c6x-* \
+	| clipper-* | craynv-* | cydra-* \
+	| d10v-* | d30v-* | dlx-* \
+	| elxsi-* \
+	| f30[01]-* | f700-* | fido-* | fr30-* | frv-* | fx80-* \
+	| h8300-* | h8500-* \
+	| hppa-* | hppa1.[01]-* | hppa2.0-* | hppa2.0[nw]-* | hppa64-* \
+	| i*86-* | i860-* | i960-* | ia64-* \
+	| ip2k-* | iq2000-* \
+	| lm32-* \
+	| m32c-* | m32r-* | m32rle-* \
+	| m68000-* | m680[012346]0-* | m68360-* | m683?2-* | m68k-* \
+	| m88110-* | m88k-* | maxq-* | mcore-* | metag-* | microblaze-* \
+	| mips-* | mipsbe-* | mipseb-* | mipsel-* | mipsle-* \
+	| mips16-* \
+	| mips64-* | mips64el-* \
+	| mips64octeon-* | mips64octeonel-* \
+	| mips64orion-* | mips64orionel-* \
+	| mips64r5900-* | mips64r5900el-* \
+	| mips64vr-* | mips64vrel-* \
+	| mips64vr4100-* | mips64vr4100el-* \
+	| mips64vr4300-* | mips64vr4300el-* \
+	| mips64vr5000-* | mips64vr5000el-* \
+	| mips64vr5900-* | mips64vr5900el-* \
+	| mipsisa32-* | mipsisa32el-* \
+	| mipsisa32r2-* | mipsisa32r2el-* \
+	| mipsisa64-* | mipsisa64el-* \
+	| mipsisa64r2-* | mipsisa64r2el-* \
+	| mipsisa64sb1-* | mipsisa64sb1el-* \
+	| mipsisa64sr71k-* | mipsisa64sr71kel-* \
+	| mipstx39-* | mipstx39el-* \
+	| mmix-* \
+	| mt-* \
+	| msp430-* \
+	| nios-* | nios2-* \
+	| none-* | np1-* | ns16k-* | ns32k-* \
+	| orion-* \
+	| pdp10-* | pdp11-* | pj-* | pjl-* | pn-* | power-* \
+	| powerpc-* | powerpc64-* | powerpc64le-* | powerpcle-* | ppcbe-* \
+	| pyramid-* \
+	| romp-* | rs6000-* | rx-* \
+	| sh-* | sh[1234]-* | sh[24]a-* | sh[24]aeb-* | sh[23]e-* | sh[34]eb-* | sheb-* | shbe-* \
+	| shle-* | sh[1234]le-* | sh3ele-* | sh64-* | sh64le-* \
+	| sparc-* | sparc64-* | sparc64b-* | sparc64v-* | sparc86x-* | sparclet-* \
+	| sparclite-* \
+	| sparcv8-* | sparcv9-* | sparcv9b-* | sparcv9v-* | strongarm-* | sv1-* | sx?-* \
+	| tahoe-* | thumb-* \
+	| tic30-* | tic4x-* | tic54x-* | tic55x-* | tic6x-* | tic80-* | tile-* \
+	| tron-* \
+	| ubicom32-* \
+	| v850-* | v850e-* | vax-* \
+	| we32k-* \
+	| x86-* | x86_64-* | xc16x-* | xps100-* | xscale-* | xscalee[bl]-* \
+	| xstormy16-* | xtensa*-* \
+	| ymp-* \
+	| z8k-* | z80-*)
+		;;
+	# Recognize the basic CPU types without company name, with glob match.
+	xtensa*)
+		basic_machine=$basic_machine-unknown
+		;;
+	# Recognize the various machine names and aliases which stand
+	# for a CPU type and a company and sometimes even an OS.
+	386bsd)
+		basic_machine=i386-unknown
+		os=-bsd
+		;;
+	3b1 | 7300 | 7300-att | att-7300 | pc7300 | safari | unixpc)
+		basic_machine=m68000-att
+		;;
+	3b*)
+		basic_machine=we32k-att
+		;;
+	a29khif)
+		basic_machine=a29k-amd
+		os=-udi
+		;;
+    	abacus)
+		basic_machine=abacus-unknown
+		;;
+	adobe68k)
+		basic_machine=m68010-adobe
+		os=-scout
+		;;
+	alliant | fx80)
+		basic_machine=fx80-alliant
+		;;
+	altos | altos3068)
+		basic_machine=m68k-altos
+		;;
+	am29k)
+		basic_machine=a29k-none
+		os=-bsd
+		;;
+	amd64)
+		basic_machine=x86_64-pc
+		;;
+	amd64-*)
+		basic_machine=x86_64-`echo $basic_machine | sed 's/^[^-]*-//'`
+		;;
+	amdahl)
+		basic_machine=580-amdahl
+		os=-sysv
+		;;
+	amiga | amiga-*)
+		basic_machine=m68k-unknown
+		;;
+	amigaos | amigados)
+		basic_machine=m68k-unknown
+		os=-amigaos
+		;;
+	amigaunix | amix)
+		basic_machine=m68k-unknown
+		os=-sysv4
+		;;
+	apollo68)
+		basic_machine=m68k-apollo
+		os=-sysv
+		;;
+	apollo68bsd)
+		basic_machine=m68k-apollo
+		os=-bsd
+		;;
+	aros)
+		basic_machine=i386-pc
+		os=-aros
+		;;
+	aux)
+		basic_machine=m68k-apple
+		os=-aux
+		;;
+	balance)
+		basic_machine=ns32k-sequent
+		os=-dynix
+		;;
+	blackfin)
+		basic_machine=bfin-unknown
+		os=-linux
+		;;
+	blackfin-*)
+		basic_machine=bfin-`echo $basic_machine | sed 's/^[^-]*-//'`
+		os=-linux
+		;;
+	bluegene*)
+		basic_machine=powerpc-ibm
+		os=-cnk
+		;;
+	c90)
+		basic_machine=c90-cray
+		os=-unicos
+		;;
+        cegcc)
+		basic_machine=arm-unknown
+		os=-cegcc
+		;;
+	convex-c1)
+		basic_machine=c1-convex
+		os=-bsd
+		;;
+	convex-c2)
+		basic_machine=c2-convex
+		os=-bsd
+		;;
+	convex-c32)
+		basic_machine=c32-convex
+		os=-bsd
+		;;
+	convex-c34)
+		basic_machine=c34-convex
+		os=-bsd
+		;;
+	convex-c38)
+		basic_machine=c38-convex
+		os=-bsd
+		;;
+	cray | j90)
+		basic_machine=j90-cray
+		os=-unicos
+		;;
+	craynv)
+		basic_machine=craynv-cray
+		os=-unicosmp
+		;;
+	cr16)
+		basic_machine=cr16-unknown
+		os=-elf
+		;;
+	crds | unos)
+		basic_machine=m68k-crds
+		;;
+	crisv32 | crisv32-* | etraxfs*)
+		basic_machine=crisv32-axis
+		;;
+	cris | cris-* | etrax*)
+		basic_machine=cris-axis
+		;;
+	crx)
+		basic_machine=crx-unknown
+		os=-elf
+		;;
+	da30 | da30-*)
+		basic_machine=m68k-da30
+		;;
+	decstation | decstation-3100 | pmax | pmax-* | pmin | dec3100 | decstatn)
+		basic_machine=mips-dec
+		;;
+	decsystem10* | dec10*)
+		basic_machine=pdp10-dec
+		os=-tops10
+		;;
+	decsystem20* | dec20*)
+		basic_machine=pdp10-dec
+		os=-tops20
+		;;
+	delta | 3300 | motorola-3300 | motorola-delta \
+	      | 3300-motorola | delta-motorola)
+		basic_machine=m68k-motorola
+		;;
+	delta88)
+		basic_machine=m88k-motorola
+		os=-sysv3
+		;;
+	dicos)
+		basic_machine=i686-pc
+		os=-dicos
+		;;
+	djgpp)
+		basic_machine=i586-pc
+		os=-msdosdjgpp
+		;;
+	dpx20 | dpx20-*)
+		basic_machine=rs6000-bull
+		os=-bosx
+		;;
+	dpx2* | dpx2*-bull)
+		basic_machine=m68k-bull
+		os=-sysv3
+		;;
+	ebmon29k)
+		basic_machine=a29k-amd
+		os=-ebmon
+		;;
+	elxsi)
+		basic_machine=elxsi-elxsi
+		os=-bsd
+		;;
+	encore | umax | mmax)
+		basic_machine=ns32k-encore
+		;;
+	es1800 | OSE68k | ose68k | ose | OSE)
+		basic_machine=m68k-ericsson
+		os=-ose
+		;;
+	fx2800)
+		basic_machine=i860-alliant
+		;;
+	genix)
+		basic_machine=ns32k-ns
+		;;
+	gmicro)
+		basic_machine=tron-gmicro
+		os=-sysv
+		;;
+	go32)
+		basic_machine=i386-pc
+		os=-go32
+		;;
+	h3050r* | hiux*)
+		basic_machine=hppa1.1-hitachi
+		os=-hiuxwe2
+		;;
+	h8300hms)
+		basic_machine=h8300-hitachi
+		os=-hms
+		;;
+	h8300xray)
+		basic_machine=h8300-hitachi
+		os=-xray
+		;;
+	h8500hms)
+		basic_machine=h8500-hitachi
+		os=-hms
+		;;
+	harris)
+		basic_machine=m88k-harris
+		os=-sysv3
+		;;
+	hp300-*)
+		basic_machine=m68k-hp
+		;;
+	hp300bsd)
+		basic_machine=m68k-hp
+		os=-bsd
+		;;
+	hp300hpux)
+		basic_machine=m68k-hp
+		os=-hpux
+		;;
+	hp3k9[0-9][0-9] | hp9[0-9][0-9])
+		basic_machine=hppa1.0-hp
+		;;
+	hp9k2[0-9][0-9] | hp9k31[0-9])
+		basic_machine=m68000-hp
+		;;
+	hp9k3[2-9][0-9])
+		basic_machine=m68k-hp
+		;;
+	hp9k6[0-9][0-9] | hp6[0-9][0-9])
+		basic_machine=hppa1.0-hp
+		;;
+	hp9k7[0-79][0-9] | hp7[0-79][0-9])
+		basic_machine=hppa1.1-hp
+		;;
+	hp9k78[0-9] | hp78[0-9])
+		# FIXME: really hppa2.0-hp
+		basic_machine=hppa1.1-hp
+		;;
+	hp9k8[67]1 | hp8[67]1 | hp9k80[24] | hp80[24] | hp9k8[78]9 | hp8[78]9 | hp9k893 | hp893)
+		# FIXME: really hppa2.0-hp
+		basic_machine=hppa1.1-hp
+		;;
+	hp9k8[0-9][13679] | hp8[0-9][13679])
+		basic_machine=hppa1.1-hp
+		;;
+	hp9k8[0-9][0-9] | hp8[0-9][0-9])
+		basic_machine=hppa1.0-hp
+		;;
+	hppa-next)
+		os=-nextstep3
+		;;
+	hppaosf)
+		basic_machine=hppa1.1-hp
+		os=-osf
+		;;
+	hppro)
+		basic_machine=hppa1.1-hp
+		os=-proelf
+		;;
+	i370-ibm* | ibm*)
+		basic_machine=i370-ibm
+		;;
+# I'm not sure what "Sysv32" means.  Should this be sysv3.2?
+	i*86v32)
+		basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
+		os=-sysv32
+		;;
+	i*86v4*)
+		basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
+		os=-sysv4
+		;;
+	i*86v)
+		basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
+		os=-sysv
+		;;
+	i*86sol2)
+		basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
+		os=-solaris2
+		;;
+	i386mach)
+		basic_machine=i386-mach
+		os=-mach
+		;;
+	i386-vsta | vsta)
+		basic_machine=i386-unknown
+		os=-vsta
+		;;
+	iris | iris4d)
+		basic_machine=mips-sgi
+		case $os in
+		    -irix*)
+			;;
+		    *)
+			os=-irix4
+			;;
+		esac
+		;;
+	isi68 | isi)
+		basic_machine=m68k-isi
+		os=-sysv
+		;;
+	m68knommu)
+		basic_machine=m68k-unknown
+		os=-linux
+		;;
+	m68knommu-*)
+		basic_machine=m68k-`echo $basic_machine | sed 's/^[^-]*-//'`
+		os=-linux
+		;;
+	m88k-omron*)
+		basic_machine=m88k-omron
+		;;
+	magnum | m3230)
+		basic_machine=mips-mips
+		os=-sysv
+		;;
+	merlin)
+		basic_machine=ns32k-utek
+		os=-sysv
+		;;
+        microblaze)
+		basic_machine=microblaze-xilinx
+		;;
+	mingw32)
+		basic_machine=i386-pc
+		os=-mingw32
+		;;
+	mingw32ce)
+		basic_machine=arm-unknown
+		os=-mingw32ce
+		;;
+	miniframe)
+		basic_machine=m68000-convergent
+		;;
+	*mint | -mint[0-9]* | *MiNT | *MiNT[0-9]*)
+		basic_machine=m68k-atari
+		os=-mint
+		;;
+	mips3*-*)
+		basic_machine=`echo $basic_machine | sed -e 's/mips3/mips64/'`
+		;;
+	mips3*)
+		basic_machine=`echo $basic_machine | sed -e 's/mips3/mips64/'`-unknown
+		;;
+	monitor)
+		basic_machine=m68k-rom68k
+		os=-coff
+		;;
+	morphos)
+		basic_machine=powerpc-unknown
+		os=-morphos
+		;;
+	msdos)
+		basic_machine=i386-pc
+		os=-msdos
+		;;
+	ms1-*)
+		basic_machine=`echo $basic_machine | sed -e 's/ms1-/mt-/'`
+		;;
+	mvs)
+		basic_machine=i370-ibm
+		os=-mvs
+		;;
+	ncr3000)
+		basic_machine=i486-ncr
+		os=-sysv4
+		;;
+	netbsd386)
+		basic_machine=i386-unknown
+		os=-netbsd
+		;;
+	netwinder)
+		basic_machine=armv4l-rebel
+		os=-linux
+		;;
+	news | news700 | news800 | news900)
+		basic_machine=m68k-sony
+		os=-newsos
+		;;
+	news1000)
+		basic_machine=m68030-sony
+		os=-newsos
+		;;
+	news-3600 | risc-news)
+		basic_machine=mips-sony
+		os=-newsos
+		;;
+	necv70)
+		basic_machine=v70-nec
+		os=-sysv
+		;;
+	next | m*-next )
+		basic_machine=m68k-next
+		case $os in
+		    -nextstep* )
+			;;
+		    -ns2*)
+		      os=-nextstep2
+			;;
+		    *)
+		      os=-nextstep3
+			;;
+		esac
+		;;
+	nh3000)
+		basic_machine=m68k-harris
+		os=-cxux
+		;;
+	nh[45]000)
+		basic_machine=m88k-harris
+		os=-cxux
+		;;
+	nindy960)
+		basic_machine=i960-intel
+		os=-nindy
+		;;
+	mon960)
+		basic_machine=i960-intel
+		os=-mon960
+		;;
+	nonstopux)
+		basic_machine=mips-compaq
+		os=-nonstopux
+		;;
+	np1)
+		basic_machine=np1-gould
+		;;
+	nsr-tandem)
+		basic_machine=nsr-tandem
+		;;
+	op50n-* | op60c-*)
+		basic_machine=hppa1.1-oki
+		os=-proelf
+		;;
+	openrisc | openrisc-*)
+		basic_machine=or32-unknown
+		;;
+	os400)
+		basic_machine=powerpc-ibm
+		os=-os400
+		;;
+	OSE68000 | ose68000)
+		basic_machine=m68000-ericsson
+		os=-ose
+		;;
+	os68k)
+		basic_machine=m68k-none
+		os=-os68k
+		;;
+	pa-hitachi)
+		basic_machine=hppa1.1-hitachi
+		os=-hiuxwe2
+		;;
+	paragon)
+		basic_machine=i860-intel
+		os=-osf
+		;;
+	parisc)
+		basic_machine=hppa-unknown
+		os=-linux
+		;;
+	parisc-*)
+		basic_machine=hppa-`echo $basic_machine | sed 's/^[^-]*-//'`
+		os=-linux
+		;;
+	pbd)
+		basic_machine=sparc-tti
+		;;
+	pbb)
+		basic_machine=m68k-tti
+		;;
+	pc532 | pc532-*)
+		basic_machine=ns32k-pc532
+		;;
+	pc98)
+		basic_machine=i386-pc
+		;;
+	pc98-*)
+		basic_machine=i386-`echo $basic_machine | sed 's/^[^-]*-//'`
+		;;
+	pentium | p5 | k5 | k6 | nexgen | viac3)
+		basic_machine=i586-pc
+		;;
+	pentiumpro | p6 | 6x86 | athlon | athlon_*)
+		basic_machine=i686-pc
+		;;
+	pentiumii | pentium2 | pentiumiii | pentium3)
+		basic_machine=i686-pc
+		;;
+	pentium4)
+		basic_machine=i786-pc
+		;;
+	pentium-* | p5-* | k5-* | k6-* | nexgen-* | viac3-*)
+		basic_machine=i586-`echo $basic_machine | sed 's/^[^-]*-//'`
+		;;
+	pentiumpro-* | p6-* | 6x86-* | athlon-*)
+		basic_machine=i686-`echo $basic_machine | sed 's/^[^-]*-//'`
+		;;
+	pentiumii-* | pentium2-* | pentiumiii-* | pentium3-*)
+		basic_machine=i686-`echo $basic_machine | sed 's/^[^-]*-//'`
+		;;
+	pentium4-*)
+		basic_machine=i786-`echo $basic_machine | sed 's/^[^-]*-//'`
+		;;
+	pn)
+		basic_machine=pn-gould
+		;;
+	power)	basic_machine=power-ibm
+		;;
+	ppc)	basic_machine=powerpc-unknown
+		;;
+	ppc-*)	basic_machine=powerpc-`echo $basic_machine | sed 's/^[^-]*-//'`
+		;;
+	ppcle | powerpclittle | ppc-le | powerpc-little)
+		basic_machine=powerpcle-unknown
+		;;
+	ppcle-* | powerpclittle-*)
+		basic_machine=powerpcle-`echo $basic_machine | sed 's/^[^-]*-//'`
+		;;
+	ppc64)	basic_machine=powerpc64-unknown
+		;;
+	ppc64-*) basic_machine=powerpc64-`echo $basic_machine | sed 's/^[^-]*-//'`
+		;;
+	ppc64le | powerpc64little | ppc64-le | powerpc64-little)
+		basic_machine=powerpc64le-unknown
+		;;
+	ppc64le-* | powerpc64little-*)
+		basic_machine=powerpc64le-`echo $basic_machine | sed 's/^[^-]*-//'`
+		;;
+	ps2)
+		basic_machine=i386-ibm
+		;;
+	pw32)
+		basic_machine=i586-unknown
+		os=-pw32
+		;;
+	rdos)
+		basic_machine=i386-pc
+		os=-rdos
+		;;
+	rom68k)
+		basic_machine=m68k-rom68k
+		os=-coff
+		;;
+	rm[46]00)
+		basic_machine=mips-siemens
+		;;
+	rtpc | rtpc-*)
+		basic_machine=romp-ibm
+		;;
+	s390 | s390-*)
+		basic_machine=s390-ibm
+		;;
+	s390x | s390x-*)
+		basic_machine=s390x-ibm
+		;;
+	sa29200)
+		basic_machine=a29k-amd
+		os=-udi
+		;;
+	sb1)
+		basic_machine=mipsisa64sb1-unknown
+		;;
+	sb1el)
+		basic_machine=mipsisa64sb1el-unknown
+		;;
+	sde)
+		basic_machine=mipsisa32-sde
+		os=-elf
+		;;
+	sei)
+		basic_machine=mips-sei
+		os=-seiux
+		;;
+	sequent)
+		basic_machine=i386-sequent
+		;;
+	sh)
+		basic_machine=sh-hitachi
+		os=-hms
+		;;
+	sh5el)
+		basic_machine=sh5le-unknown
+		;;
+	sh64)
+		basic_machine=sh64-unknown
+		;;
+	sparclite-wrs | simso-wrs)
+		basic_machine=sparclite-wrs
+		os=-vxworks
+		;;
+	sps7)
+		basic_machine=m68k-bull
+		os=-sysv2
+		;;
+	spur)
+		basic_machine=spur-unknown
+		;;
+	st2000)
+		basic_machine=m68k-tandem
+		;;
+	stratus)
+		basic_machine=i860-stratus
+		os=-sysv4
+		;;
+	sun2)
+		basic_machine=m68000-sun
+		;;
+	sun2os3)
+		basic_machine=m68000-sun
+		os=-sunos3
+		;;
+	sun2os4)
+		basic_machine=m68000-sun
+		os=-sunos4
+		;;
+	sun3os3)
+		basic_machine=m68k-sun
+		os=-sunos3
+		;;
+	sun3os4)
+		basic_machine=m68k-sun
+		os=-sunos4
+		;;
+	sun4os3)
+		basic_machine=sparc-sun
+		os=-sunos3
+		;;
+	sun4os4)
+		basic_machine=sparc-sun
+		os=-sunos4
+		;;
+	sun4sol2)
+		basic_machine=sparc-sun
+		os=-solaris2
+		;;
+	sun3 | sun3-*)
+		basic_machine=m68k-sun
+		;;
+	sun4)
+		basic_machine=sparc-sun
+		;;
+	sun386 | sun386i | roadrunner)
+		basic_machine=i386-sun
+		;;
+	sv1)
+		basic_machine=sv1-cray
+		os=-unicos
+		;;
+	symmetry)
+		basic_machine=i386-sequent
+		os=-dynix
+		;;
+	t3e)
+		basic_machine=alphaev5-cray
+		os=-unicos
+		;;
+	t90)
+		basic_machine=t90-cray
+		os=-unicos
+		;;
+	tic54x | c54x*)
+		basic_machine=tic54x-unknown
+		os=-coff
+		;;
+	tic55x | c55x*)
+		basic_machine=tic55x-unknown
+		os=-coff
+		;;
+	tic6x | c6x*)
+		basic_machine=tic6x-unknown
+		os=-coff
+		;;
+	tile*)
+		basic_machine=tile-unknown
+		os=-linux-gnu
+		;;
+	tx39)
+		basic_machine=mipstx39-unknown
+		;;
+	tx39el)
+		basic_machine=mipstx39el-unknown
+		;;
+	toad1)
+		basic_machine=pdp10-xkl
+		os=-tops20
+		;;
+	tower | tower-32)
+		basic_machine=m68k-ncr
+		;;
+	tpf)
+		basic_machine=s390x-ibm
+		os=-tpf
+		;;
+	udi29k)
+		basic_machine=a29k-amd
+		os=-udi
+		;;
+	ultra3)
+		basic_machine=a29k-nyu
+		os=-sym1
+		;;
+	v810 | necv810)
+		basic_machine=v810-nec
+		os=-none
+		;;
+	vaxv)
+		basic_machine=vax-dec
+		os=-sysv
+		;;
+	vms)
+		basic_machine=vax-dec
+		os=-vms
+		;;
+	vpp*|vx|vx-*)
+		basic_machine=f301-fujitsu
+		;;
+	vxworks960)
+		basic_machine=i960-wrs
+		os=-vxworks
+		;;
+	vxworks68)
+		basic_machine=m68k-wrs
+		os=-vxworks
+		;;
+	vxworks29k)
+		basic_machine=a29k-wrs
+		os=-vxworks
+		;;
+	w65*)
+		basic_machine=w65-wdc
+		os=-none
+		;;
+	w89k-*)
+		basic_machine=hppa1.1-winbond
+		os=-proelf
+		;;
+	xbox)
+		basic_machine=i686-pc
+		os=-mingw32
+		;;
+	xps | xps100)
+		basic_machine=xps100-honeywell
+		;;
+	ymp)
+		basic_machine=ymp-cray
+		os=-unicos
+		;;
+	z8k-*-coff)
+		basic_machine=z8k-unknown
+		os=-sim
+		;;
+	z80-*-coff)
+		basic_machine=z80-unknown
+		os=-sim
+		;;
+	none)
+		basic_machine=none-none
+		os=-none
+		;;
+
+# Here we handle the default manufacturer of certain CPU types.  It is in
+# some cases the only manufacturer, in others, it is the most popular.
+	w89k)
+		basic_machine=hppa1.1-winbond
+		;;
+	op50n)
+		basic_machine=hppa1.1-oki
+		;;
+	op60c)
+		basic_machine=hppa1.1-oki
+		;;
+	romp)
+		basic_machine=romp-ibm
+		;;
+	mmix)
+		basic_machine=mmix-knuth
+		;;
+	rs6000)
+		basic_machine=rs6000-ibm
+		;;
+	vax)
+		basic_machine=vax-dec
+		;;
+	pdp10)
+		# there are many clones, so DEC is not a safe bet
+		basic_machine=pdp10-unknown
+		;;
+	pdp11)
+		basic_machine=pdp11-dec
+		;;
+	we32k)
+		basic_machine=we32k-att
+		;;
+	sh[1234] | sh[24]a | sh[24]aeb | sh[34]eb | sh[1234]le | sh[23]ele)
+		basic_machine=sh-unknown
+		;;
+	sparc | sparcv8 | sparcv9 | sparcv9b | sparcv9v)
+		basic_machine=sparc-sun
+		;;
+	cydra)
+		basic_machine=cydra-cydrome
+		;;
+	orion)
+		basic_machine=orion-highlevel
+		;;
+	orion105)
+		basic_machine=clipper-highlevel
+		;;
+	mac | mpw | mac-mpw)
+		basic_machine=m68k-apple
+		;;
+	pmac | pmac-mpw)
+		basic_machine=powerpc-apple
+		;;
+	*-unknown)
+		# Make sure to match an already-canonicalized machine name.
+		;;
+	*)
+		echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2
+		exit 1
+		;;
+esac
+
+# Here we canonicalize certain aliases for manufacturers.
+case $basic_machine in
+	*-digital*)
+		basic_machine=`echo $basic_machine | sed 's/digital.*/dec/'`
+		;;
+	*-commodore*)
+		basic_machine=`echo $basic_machine | sed 's/commodore.*/cbm/'`
+		;;
+	*)
+		;;
+esac
+
+# Decode manufacturer-specific aliases for certain operating systems.
+
+if [ x"$os" != x"" ]
+then
+case $os in
+        # First match some system type aliases
+        # that might get confused with valid system types.
+	# -solaris* is a basic system type, with this one exception.
+        -auroraux)
+	        os=-auroraux
+		;;
+	-solaris1 | -solaris1.*)
+		os=`echo $os | sed -e 's|solaris1|sunos4|'`
+		;;
+	-solaris)
+		os=-solaris2
+		;;
+	-svr4*)
+		os=-sysv4
+		;;
+	-unixware*)
+		os=-sysv4.2uw
+		;;
+	-gnu/linux*)
+		os=`echo $os | sed -e 's|gnu/linux|linux-gnu|'`
+		;;
+	# First accept the basic system types.
+	# The portable systems comes first.
+	# Each alternative MUST END IN A *, to match a version number.
+	# -sysv* is not here because it comes later, after sysvr4.
+	-gnu* | -bsd* | -mach* | -minix* | -genix* | -ultrix* | -irix* \
+	      | -*vms* | -sco* | -esix* | -isc* | -aix* | -cnk* | -sunos | -sunos[34]*\
+	      | -hpux* | -unos* | -osf* | -luna* | -dgux* | -auroraux* | -solaris* \
+	      | -sym* | -kopensolaris* \
+	      | -amigaos* | -amigados* | -msdos* | -newsos* | -unicos* | -aof* \
+	      | -aos* | -aros* \
+	      | -nindy* | -vxsim* | -vxworks* | -ebmon* | -hms* | -mvs* \
+	      | -clix* | -riscos* | -uniplus* | -iris* | -rtu* | -xenix* \
+	      | -hiux* | -386bsd* | -knetbsd* | -mirbsd* | -netbsd* \
+	      | -openbsd* | -solidbsd* \
+	      | -ekkobsd* | -kfreebsd* | -freebsd* | -riscix* | -lynxos* \
+	      | -bosx* | -nextstep* | -cxux* | -aout* | -elf* | -oabi* \
+	      | -ptx* | -coff* | -ecoff* | -winnt* | -domain* | -vsta* \
+	      | -udi* | -eabi* | -lites* | -ieee* | -go32* | -aux* \
+	      | -chorusos* | -chorusrdb* | -cegcc* \
+	      | -cygwin* | -pe* | -psos* | -moss* | -proelf* | -rtems* \
+	      | -mingw32* | -linux-gnu* | -linux-newlib* | -linux-uclibc* \
+	      | -uxpv* | -beos* | -mpeix* | -udk* \
+	      | -interix* | -uwin* | -mks* | -rhapsody* | -darwin* | -opened* \
+	      | -openstep* | -oskit* | -conix* | -pw32* | -nonstopux* \
+	      | -storm-chaos* | -tops10* | -tenex* | -tops20* | -its* \
+	      | -os2* | -vos* | -palmos* | -uclinux* | -nucleus* \
+	      | -morphos* | -superux* | -rtmk* | -rtmk-nova* | -windiss* \
+	      | -powermax* | -dnix* | -nx6 | -nx7 | -sei* | -dragonfly* \
+	      | -skyos* | -haiku* | -rdos* | -toppers* | -drops* | -es*)
+	# Remember, each alternative MUST END IN *, to match a version number.
+		;;
+	-qnx*)
+		case $basic_machine in
+		    x86-* | i*86-*)
+			;;
+		    *)
+			os=-nto$os
+			;;
+		esac
+		;;
+	-nto-qnx*)
+		;;
+	-nto*)
+		os=`echo $os | sed -e 's|nto|nto-qnx|'`
+		;;
+	-sim | -es1800* | -hms* | -xray | -os68k* | -none* | -v88r* \
+	      | -windows* | -osx | -abug | -netware* | -os9* | -beos* | -haiku* \
+	      | -macos* | -mpw* | -magic* | -mmixware* | -mon960* | -lnews*)
+		;;
+	-mac*)
+		os=`echo $os | sed -e 's|mac|macos|'`
+		;;
+	-linux-dietlibc)
+		os=-linux-dietlibc
+		;;
+	-linux*)
+		os=`echo $os | sed -e 's|linux|linux-gnu|'`
+		;;
+	-sunos5*)
+		os=`echo $os | sed -e 's|sunos5|solaris2|'`
+		;;
+	-sunos6*)
+		os=`echo $os | sed -e 's|sunos6|solaris3|'`
+		;;
+	-opened*)
+		os=-openedition
+		;;
+        -os400*)
+		os=-os400
+		;;
+	-wince*)
+		os=-wince
+		;;
+	-osfrose*)
+		os=-osfrose
+		;;
+	-osf*)
+		os=-osf
+		;;
+	-utek*)
+		os=-bsd
+		;;
+	-dynix*)
+		os=-bsd
+		;;
+	-acis*)
+		os=-aos
+		;;
+	-atheos*)
+		os=-atheos
+		;;
+	-syllable*)
+		os=-syllable
+		;;
+	-386bsd)
+		os=-bsd
+		;;
+	-ctix* | -uts*)
+		os=-sysv
+		;;
+	-nova*)
+		os=-rtmk-nova
+		;;
+	-ns2 )
+		os=-nextstep2
+		;;
+	-nsk*)
+		os=-nsk
+		;;
+	# Preserve the version number of sinix5.
+	-sinix5.*)
+		os=`echo $os | sed -e 's|sinix|sysv|'`
+		;;
+	-sinix*)
+		os=-sysv4
+		;;
+        -tpf*)
+		os=-tpf
+		;;
+	-triton*)
+		os=-sysv3
+		;;
+	-oss*)
+		os=-sysv3
+		;;
+	-svr4)
+		os=-sysv4
+		;;
+	-svr3)
+		os=-sysv3
+		;;
+	-sysvr4)
+		os=-sysv4
+		;;
+	# This must come after -sysvr4.
+	-sysv*)
+		;;
+	-ose*)
+		os=-ose
+		;;
+	-es1800*)
+		os=-ose
+		;;
+	-xenix)
+		os=-xenix
+		;;
+	-*mint | -mint[0-9]* | -*MiNT | -MiNT[0-9]*)
+		os=-mint
+		;;
+	-aros*)
+		os=-aros
+		;;
+	-kaos*)
+		os=-kaos
+		;;
+	-zvmoe)
+		os=-zvmoe
+		;;
+	-dicos*)
+		os=-dicos
+		;;
+	-none)
+		;;
+	*)
+		# Get rid of the `-' at the beginning of $os.
+		os=`echo $os | sed 's/[^-]*-//'`
+		echo Invalid configuration \`$1\': system \`$os\' not recognized 1>&2
+		exit 1
+		;;
+esac
+else
+
+# Here we handle the default operating systems that come with various machines.
+# The value should be what the vendor currently ships out the door with their
+# machine or put another way, the most popular os provided with the machine.
+
+# Note that if you're going to try to match "-MANUFACTURER" here (say,
+# "-sun"), then you have to tell the case statement up towards the top
+# that MANUFACTURER isn't an operating system.  Otherwise, code above
+# will signal an error saying that MANUFACTURER isn't an operating
+# system, and we'll never get to this point.
+
+case $basic_machine in
+        score-*)
+		os=-elf
+		;;
+        spu-*)
+		os=-elf
+		;;
+	*-acorn)
+		os=-riscix1.2
+		;;
+	arm*-rebel)
+		os=-linux
+		;;
+	arm*-semi)
+		os=-aout
+		;;
+        c4x-* | tic4x-*)
+        	os=-coff
+		;;
+	# This must come before the *-dec entry.
+	pdp10-*)
+		os=-tops20
+		;;
+	pdp11-*)
+		os=-none
+		;;
+	*-dec | vax-*)
+		os=-ultrix4.2
+		;;
+	m68*-apollo)
+		os=-domain
+		;;
+	i386-sun)
+		os=-sunos4.0.2
+		;;
+	m68000-sun)
+		os=-sunos3
+		# This also exists in the configure program, but was not the
+		# default.
+		# os=-sunos4
+		;;
+	m68*-cisco)
+		os=-aout
+		;;
+        mep-*)
+		os=-elf
+		;;
+	mips*-cisco)
+		os=-elf
+		;;
+	mips*-*)
+		os=-elf
+		;;
+	or32-*)
+		os=-coff
+		;;
+	*-tti)	# must be before sparc entry or we get the wrong os.
+		os=-sysv3
+		;;
+	sparc-* | *-sun)
+		os=-sunos4.1.1
+		;;
+	*-be)
+		os=-beos
+		;;
+	*-haiku)
+		os=-haiku
+		;;
+	*-ibm)
+		os=-aix
+		;;
+    	*-knuth)
+		os=-mmixware
+		;;
+	*-wec)
+		os=-proelf
+		;;
+	*-winbond)
+		os=-proelf
+		;;
+	*-oki)
+		os=-proelf
+		;;
+	*-hp)
+		os=-hpux
+		;;
+	*-hitachi)
+		os=-hiux
+		;;
+	i860-* | *-att | *-ncr | *-altos | *-motorola | *-convergent)
+		os=-sysv
+		;;
+	*-cbm)
+		os=-amigaos
+		;;
+	*-dg)
+		os=-dgux
+		;;
+	*-dolphin)
+		os=-sysv3
+		;;
+	m68k-ccur)
+		os=-rtu
+		;;
+	m88k-omron*)
+		os=-luna
+		;;
+	*-next )
+		os=-nextstep
+		;;
+	*-sequent)
+		os=-ptx
+		;;
+	*-crds)
+		os=-unos
+		;;
+	*-ns)
+		os=-genix
+		;;
+	i370-*)
+		os=-mvs
+		;;
+	*-next)
+		os=-nextstep3
+		;;
+	*-gould)
+		os=-sysv
+		;;
+	*-highlevel)
+		os=-bsd
+		;;
+	*-encore)
+		os=-bsd
+		;;
+	*-sgi)
+		os=-irix
+		;;
+	*-siemens)
+		os=-sysv4
+		;;
+	*-masscomp)
+		os=-rtu
+		;;
+	f30[01]-fujitsu | f700-fujitsu)
+		os=-uxpv
+		;;
+	*-rom68k)
+		os=-coff
+		;;
+	*-*bug)
+		os=-coff
+		;;
+	*-apple)
+		os=-macos
+		;;
+	*-atari*)
+		os=-mint
+		;;
+	*)
+		os=-none
+		;;
+esac
+fi
+
+# Here we handle the case where we know the os, and the CPU type, but not the
+# manufacturer.  We pick the logical manufacturer.
+vendor=unknown
+case $basic_machine in
+	*-unknown)
+		case $os in
+			-riscix*)
+				vendor=acorn
+				;;
+			-sunos*)
+				vendor=sun
+				;;
+			-cnk*|-aix*)
+				vendor=ibm
+				;;
+			-beos*)
+				vendor=be
+				;;
+			-hpux*)
+				vendor=hp
+				;;
+			-mpeix*)
+				vendor=hp
+				;;
+			-hiux*)
+				vendor=hitachi
+				;;
+			-unos*)
+				vendor=crds
+				;;
+			-dgux*)
+				vendor=dg
+				;;
+			-luna*)
+				vendor=omron
+				;;
+			-genix*)
+				vendor=ns
+				;;
+			-mvs* | -opened*)
+				vendor=ibm
+				;;
+			-os400*)
+				vendor=ibm
+				;;
+			-ptx*)
+				vendor=sequent
+				;;
+			-tpf*)
+				vendor=ibm
+				;;
+			-vxsim* | -vxworks* | -windiss*)
+				vendor=wrs
+				;;
+			-aux*)
+				vendor=apple
+				;;
+			-hms*)
+				vendor=hitachi
+				;;
+			-mpw* | -macos*)
+				vendor=apple
+				;;
+			-*mint | -mint[0-9]* | -*MiNT | -MiNT[0-9]*)
+				vendor=atari
+				;;
+			-vos*)
+				vendor=stratus
+				;;
+		esac
+		basic_machine=`echo $basic_machine | sed "s/unknown/$vendor/"`
+		;;
+esac
+
+echo $basic_machine$os
+exit
+
+# Local variables:
+# eval: (add-hook 'write-file-hooks 'time-stamp)
+# time-stamp-start: "timestamp='"
+# time-stamp-format: "%:y-%02m-%02d"
+# time-stamp-end: "'"
+# End:
diff --git a/build-aux/depcomp b/build-aux/depcomp
new file mode 100755
index 0000000..df8eea7
--- /dev/null
+++ b/build-aux/depcomp
@@ -0,0 +1,630 @@
+#! /bin/sh
+# depcomp - compile a program generating dependencies as side-effects
+
+scriptversion=2009-04-28.21; # UTC
+
+# Copyright (C) 1999, 2000, 2003, 2004, 2005, 2006, 2007, 2009 Free
+# Software Foundation, Inc.
+
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2, or (at your option)
+# any later version.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+# As a special exception to the GNU General Public License, if you
+# distribute this file as part of a program that contains a
+# configuration script generated by Autoconf, you may include it under
+# the same distribution terms that you use for the rest of that program.
+
+# Originally written by Alexandre Oliva <oliva at dcc.unicamp.br>.
+
+case $1 in
+  '')
+     echo "$0: No command.  Try \`$0 --help' for more information." 1>&2
+     exit 1;
+     ;;
+  -h | --h*)
+    cat <<\EOF
+Usage: depcomp [--help] [--version] PROGRAM [ARGS]
+
+Run PROGRAMS ARGS to compile a file, generating dependencies
+as side-effects.
+
+Environment variables:
+  depmode     Dependency tracking mode.
+  source      Source file read by `PROGRAMS ARGS'.
+  object      Object file output by `PROGRAMS ARGS'.
+  DEPDIR      directory where to store dependencies.
+  depfile     Dependency file to output.
+  tmpdepfile  Temporary file to use when outputing dependencies.
+  libtool     Whether libtool is used (yes/no).
+
+Report bugs to <bug-automake at gnu.org>.
+EOF
+    exit $?
+    ;;
+  -v | --v*)
+    echo "depcomp $scriptversion"
+    exit $?
+    ;;
+esac
+
+if test -z "$depmode" || test -z "$source" || test -z "$object"; then
+  echo "depcomp: Variables source, object and depmode must be set" 1>&2
+  exit 1
+fi
+
+# Dependencies for sub/bar.o or sub/bar.obj go into sub/.deps/bar.Po.
+depfile=${depfile-`echo "$object" |
+  sed 's|[^\\/]*$|'${DEPDIR-.deps}'/&|;s|\.\([^.]*\)$|.P\1|;s|Pobj$|Po|'`}
+tmpdepfile=${tmpdepfile-`echo "$depfile" | sed 's/\.\([^.]*\)$/.T\1/'`}
+
+rm -f "$tmpdepfile"
+
+# Some modes work just like other modes, but use different flags.  We
+# parameterize here, but still list the modes in the big case below,
+# to make depend.m4 easier to write.  Note that we *cannot* use a case
+# here, because this file can only contain one case statement.
+if test "$depmode" = hp; then
+  # HP compiler uses -M and no extra arg.
+  gccflag=-M
+  depmode=gcc
+fi
+
+if test "$depmode" = dashXmstdout; then
+   # This is just like dashmstdout with a different argument.
+   dashmflag=-xM
+   depmode=dashmstdout
+fi
+
+cygpath_u="cygpath -u -f -"
+if test "$depmode" = msvcmsys; then
+   # This is just like msvisualcpp but w/o cygpath translation.
+   # Just convert the backslash-escaped backslashes to single forward
+   # slashes to satisfy depend.m4
+   cygpath_u="sed s,\\\\\\\\,/,g"
+   depmode=msvisualcpp
+fi
+
+case "$depmode" in
+gcc3)
+## gcc 3 implements dependency tracking that does exactly what
+## we want.  Yay!  Note: for some reason libtool 1.4 doesn't like
+## it if -MD -MP comes after the -MF stuff.  Hmm.
+## Unfortunately, FreeBSD c89 acceptance of flags depends upon
+## the command line argument order; so add the flags where they
+## appear in depend2.am.  Note that the slowdown incurred here
+## affects only configure: in makefiles, %FASTDEP% shortcuts this.
+  for arg
+  do
+    case $arg in
+    -c) set fnord "$@" -MT "$object" -MD -MP -MF "$tmpdepfile" "$arg" ;;
+    *)  set fnord "$@" "$arg" ;;
+    esac
+    shift # fnord
+    shift # $arg
+  done
+  "$@"
+  stat=$?
+  if test $stat -eq 0; then :
+  else
+    rm -f "$tmpdepfile"
+    exit $stat
+  fi
+  mv "$tmpdepfile" "$depfile"
+  ;;
+
+gcc)
+## There are various ways to get dependency output from gcc.  Here's
+## why we pick this rather obscure method:
+## - Don't want to use -MD because we'd like the dependencies to end
+##   up in a subdir.  Having to rename by hand is ugly.
+##   (We might end up doing this anyway to support other compilers.)
+## - The DEPENDENCIES_OUTPUT environment variable makes gcc act like
+##   -MM, not -M (despite what the docs say).
+## - Using -M directly means running the compiler twice (even worse
+##   than renaming).
+  if test -z "$gccflag"; then
+    gccflag=-MD,
+  fi
+  "$@" -Wp,"$gccflag$tmpdepfile"
+  stat=$?
+  if test $stat -eq 0; then :
+  else
+    rm -f "$tmpdepfile"
+    exit $stat
+  fi
+  rm -f "$depfile"
+  echo "$object : \\" > "$depfile"
+  alpha=ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz
+## The second -e expression handles DOS-style file names with drive letters.
+  sed -e 's/^[^:]*: / /' \
+      -e 's/^['$alpha']:\/[^:]*: / /' < "$tmpdepfile" >> "$depfile"
+## This next piece of magic avoids the `deleted header file' problem.
+## The problem is that when a header file which appears in a .P file
+## is deleted, the dependency causes make to die (because there is
+## typically no way to rebuild the header).  We avoid this by adding
+## dummy dependencies for each header file.  Too bad gcc doesn't do
+## this for us directly.
+  tr ' ' '
+' < "$tmpdepfile" |
+## Some versions of gcc put a space before the `:'.  On the theory
+## that the space means something, we add a space to the output as
+## well.
+## Some versions of the HPUX 10.20 sed can't process this invocation
+## correctly.  Breaking it into two sed invocations is a workaround.
+    sed -e 's/^\\$//' -e '/^$/d' -e '/:$/d' | sed -e 's/$/ :/' >> "$depfile"
+  rm -f "$tmpdepfile"
+  ;;
+
+hp)
+  # This case exists only to let depend.m4 do its work.  It works by
+  # looking at the text of this script.  This case will never be run,
+  # since it is checked for above.
+  exit 1
+  ;;
+
+sgi)
+  if test "$libtool" = yes; then
+    "$@" "-Wp,-MDupdate,$tmpdepfile"
+  else
+    "$@" -MDupdate "$tmpdepfile"
+  fi
+  stat=$?
+  if test $stat -eq 0; then :
+  else
+    rm -f "$tmpdepfile"
+    exit $stat
+  fi
+  rm -f "$depfile"
+
+  if test -f "$tmpdepfile"; then  # yes, the sourcefile depend on other files
+    echo "$object : \\" > "$depfile"
+
+    # Clip off the initial element (the dependent).  Don't try to be
+    # clever and replace this with sed code, as IRIX sed won't handle
+    # lines with more than a fixed number of characters (4096 in
+    # IRIX 6.2 sed, 8192 in IRIX 6.5).  We also remove comment lines;
+    # the IRIX cc adds comments like `#:fec' to the end of the
+    # dependency line.
+    tr ' ' '
+' < "$tmpdepfile" \
+    | sed -e 's/^.*\.o://' -e 's/#.*$//' -e '/^$/ d' | \
+    tr '
+' ' ' >> "$depfile"
+    echo >> "$depfile"
+
+    # The second pass generates a dummy entry for each header file.
+    tr ' ' '
+' < "$tmpdepfile" \
+   | sed -e 's/^.*\.o://' -e 's/#.*$//' -e '/^$/ d' -e 's/$/:/' \
+   >> "$depfile"
+  else
+    # The sourcefile does not contain any dependencies, so just
+    # store a dummy comment line, to avoid errors with the Makefile
+    # "include basename.Plo" scheme.
+    echo "#dummy" > "$depfile"
+  fi
+  rm -f "$tmpdepfile"
+  ;;
+
+aix)
+  # The C for AIX Compiler uses -M and outputs the dependencies
+  # in a .u file.  In older versions, this file always lives in the
+  # current directory.  Also, the AIX compiler puts `$object:' at the
+  # start of each line; $object doesn't have directory information.
+  # Version 6 uses the directory in both cases.
+  dir=`echo "$object" | sed -e 's|/[^/]*$|/|'`
+  test "x$dir" = "x$object" && dir=
+  base=`echo "$object" | sed -e 's|^.*/||' -e 's/\.o$//' -e 's/\.lo$//'`
+  if test "$libtool" = yes; then
+    tmpdepfile1=$dir$base.u
+    tmpdepfile2=$base.u
+    tmpdepfile3=$dir.libs/$base.u
+    "$@" -Wc,-M
+  else
+    tmpdepfile1=$dir$base.u
+    tmpdepfile2=$dir$base.u
+    tmpdepfile3=$dir$base.u
+    "$@" -M
+  fi
+  stat=$?
+
+  if test $stat -eq 0; then :
+  else
+    rm -f "$tmpdepfile1" "$tmpdepfile2" "$tmpdepfile3"
+    exit $stat
+  fi
+
+  for tmpdepfile in "$tmpdepfile1" "$tmpdepfile2" "$tmpdepfile3"
+  do
+    test -f "$tmpdepfile" && break
+  done
+  if test -f "$tmpdepfile"; then
+    # Each line is of the form `foo.o: dependent.h'.
+    # Do two passes, one to just change these to
+    # `$object: dependent.h' and one to simply `dependent.h:'.
+    sed -e "s,^.*\.[a-z]*:,$object:," < "$tmpdepfile" > "$depfile"
+    # That's a tab and a space in the [].
+    sed -e 's,^.*\.[a-z]*:[	 ]*,,' -e 's,$,:,' < "$tmpdepfile" >> "$depfile"
+  else
+    # The sourcefile does not contain any dependencies, so just
+    # store a dummy comment line, to avoid errors with the Makefile
+    # "include basename.Plo" scheme.
+    echo "#dummy" > "$depfile"
+  fi
+  rm -f "$tmpdepfile"
+  ;;
+
+icc)
+  # Intel's C compiler understands `-MD -MF file'.  However on
+  #    icc -MD -MF foo.d -c -o sub/foo.o sub/foo.c
+  # ICC 7.0 will fill foo.d with something like
+  #    foo.o: sub/foo.c
+  #    foo.o: sub/foo.h
+  # which is wrong.  We want:
+  #    sub/foo.o: sub/foo.c
+  #    sub/foo.o: sub/foo.h
+  #    sub/foo.c:
+  #    sub/foo.h:
+  # ICC 7.1 will output
+  #    foo.o: sub/foo.c sub/foo.h
+  # and will wrap long lines using \ :
+  #    foo.o: sub/foo.c ... \
+  #     sub/foo.h ... \
+  #     ...
+
+  "$@" -MD -MF "$tmpdepfile"
+  stat=$?
+  if test $stat -eq 0; then :
+  else
+    rm -f "$tmpdepfile"
+    exit $stat
+  fi
+  rm -f "$depfile"
+  # Each line is of the form `foo.o: dependent.h',
+  # or `foo.o: dep1.h dep2.h \', or ` dep3.h dep4.h \'.
+  # Do two passes, one to just change these to
+  # `$object: dependent.h' and one to simply `dependent.h:'.
+  sed "s,^[^:]*:,$object :," < "$tmpdepfile" > "$depfile"
+  # Some versions of the HPUX 10.20 sed can't process this invocation
+  # correctly.  Breaking it into two sed invocations is a workaround.
+  sed 's,^[^:]*: \(.*\)$,\1,;s/^\\$//;/^$/d;/:$/d' < "$tmpdepfile" |
+    sed -e 's/$/ :/' >> "$depfile"
+  rm -f "$tmpdepfile"
+  ;;
+
+hp2)
+  # The "hp" stanza above does not work with aCC (C++) and HP's ia64
+  # compilers, which have integrated preprocessors.  The correct option
+  # to use with these is +Maked; it writes dependencies to a file named
+  # 'foo.d', which lands next to the object file, wherever that
+  # happens to be.
+  # Much of this is similar to the tru64 case; see comments there.
+  dir=`echo "$object" | sed -e 's|/[^/]*$|/|'`
+  test "x$dir" = "x$object" && dir=
+  base=`echo "$object" | sed -e 's|^.*/||' -e 's/\.o$//' -e 's/\.lo$//'`
+  if test "$libtool" = yes; then
+    tmpdepfile1=$dir$base.d
+    tmpdepfile2=$dir.libs/$base.d
+    "$@" -Wc,+Maked
+  else
+    tmpdepfile1=$dir$base.d
+    tmpdepfile2=$dir$base.d
+    "$@" +Maked
+  fi
+  stat=$?
+  if test $stat -eq 0; then :
+  else
+     rm -f "$tmpdepfile1" "$tmpdepfile2"
+     exit $stat
+  fi
+
+  for tmpdepfile in "$tmpdepfile1" "$tmpdepfile2"
+  do
+    test -f "$tmpdepfile" && break
+  done
+  if test -f "$tmpdepfile"; then
+    sed -e "s,^.*\.[a-z]*:,$object:," "$tmpdepfile" > "$depfile"
+    # Add `dependent.h:' lines.
+    sed -ne '2,${
+	       s/^ *//
+	       s/ \\*$//
+	       s/$/:/
+	       p
+	     }' "$tmpdepfile" >> "$depfile"
+  else
+    echo "#dummy" > "$depfile"
+  fi
+  rm -f "$tmpdepfile" "$tmpdepfile2"
+  ;;
+
+tru64)
+   # The Tru64 compiler uses -MD to generate dependencies as a side
+   # effect.  `cc -MD -o foo.o ...' puts the dependencies into `foo.o.d'.
+   # At least on Alpha/Redhat 6.1, Compaq CCC V6.2-504 seems to put
+   # dependencies in `foo.d' instead, so we check for that too.
+   # Subdirectories are respected.
+   dir=`echo "$object" | sed -e 's|/[^/]*$|/|'`
+   test "x$dir" = "x$object" && dir=
+   base=`echo "$object" | sed -e 's|^.*/||' -e 's/\.o$//' -e 's/\.lo$//'`
+
+   if test "$libtool" = yes; then
+      # With Tru64 cc, shared objects can also be used to make a
+      # static library.  This mechanism is used in libtool 1.4 series to
+      # handle both shared and static libraries in a single compilation.
+      # With libtool 1.4, dependencies were output in $dir.libs/$base.lo.d.
+      #
+      # With libtool 1.5 this exception was removed, and libtool now
+      # generates 2 separate objects for the 2 libraries.  These two
+      # compilations output dependencies in $dir.libs/$base.o.d and
+      # in $dir$base.o.d.  We have to check for both files, because
+      # one of the two compilations can be disabled.  We should prefer
+      # $dir$base.o.d over $dir.libs/$base.o.d because the latter is
+      # automatically cleaned when .libs/ is deleted, while ignoring
+      # the former would cause a distcleancheck panic.
+      tmpdepfile1=$dir.libs/$base.lo.d   # libtool 1.4
+      tmpdepfile2=$dir$base.o.d          # libtool 1.5
+      tmpdepfile3=$dir.libs/$base.o.d    # libtool 1.5
+      tmpdepfile4=$dir.libs/$base.d      # Compaq CCC V6.2-504
+      "$@" -Wc,-MD
+   else
+      tmpdepfile1=$dir$base.o.d
+      tmpdepfile2=$dir$base.d
+      tmpdepfile3=$dir$base.d
+      tmpdepfile4=$dir$base.d
+      "$@" -MD
+   fi
+
+   stat=$?
+   if test $stat -eq 0; then :
+   else
+      rm -f "$tmpdepfile1" "$tmpdepfile2" "$tmpdepfile3" "$tmpdepfile4"
+      exit $stat
+   fi
+
+   for tmpdepfile in "$tmpdepfile1" "$tmpdepfile2" "$tmpdepfile3" "$tmpdepfile4"
+   do
+     test -f "$tmpdepfile" && break
+   done
+   if test -f "$tmpdepfile"; then
+      sed -e "s,^.*\.[a-z]*:,$object:," < "$tmpdepfile" > "$depfile"
+      # That's a tab and a space in the [].
+      sed -e 's,^.*\.[a-z]*:[	 ]*,,' -e 's,$,:,' < "$tmpdepfile" >> "$depfile"
+   else
+      echo "#dummy" > "$depfile"
+   fi
+   rm -f "$tmpdepfile"
+   ;;
+
+#nosideeffect)
+  # This comment above is used by automake to tell side-effect
+  # dependency tracking mechanisms from slower ones.
+
+dashmstdout)
+  # Important note: in order to support this mode, a compiler *must*
+  # always write the preprocessed file to stdout, regardless of -o.
+  "$@" || exit $?
+
+  # Remove the call to Libtool.
+  if test "$libtool" = yes; then
+    while test "X$1" != 'X--mode=compile'; do
+      shift
+    done
+    shift
+  fi
+
+  # Remove `-o $object'.
+  IFS=" "
+  for arg
+  do
+    case $arg in
+    -o)
+      shift
+      ;;
+    $object)
+      shift
+      ;;
+    *)
+      set fnord "$@" "$arg"
+      shift # fnord
+      shift # $arg
+      ;;
+    esac
+  done
+
+  test -z "$dashmflag" && dashmflag=-M
+  # Require at least two characters before searching for `:'
+  # in the target name.  This is to cope with DOS-style filenames:
+  # a dependency such as `c:/foo/bar' could be seen as target `c' otherwise.
+  "$@" $dashmflag |
+    sed 's:^[  ]*[^: ][^:][^:]*\:[    ]*:'"$object"'\: :' > "$tmpdepfile"
+  rm -f "$depfile"
+  cat < "$tmpdepfile" > "$depfile"
+  tr ' ' '
+' < "$tmpdepfile" | \
+## Some versions of the HPUX 10.20 sed can't process this invocation
+## correctly.  Breaking it into two sed invocations is a workaround.
+    sed -e 's/^\\$//' -e '/^$/d' -e '/:$/d' | sed -e 's/$/ :/' >> "$depfile"
+  rm -f "$tmpdepfile"
+  ;;
+
+dashXmstdout)
+  # This case only exists to satisfy depend.m4.  It is never actually
+  # run, as this mode is specially recognized in the preamble.
+  exit 1
+  ;;
+
+makedepend)
+  "$@" || exit $?
+  # Remove any Libtool call
+  if test "$libtool" = yes; then
+    while test "X$1" != 'X--mode=compile'; do
+      shift
+    done
+    shift
+  fi
+  # X makedepend
+  shift
+  cleared=no eat=no
+  for arg
+  do
+    case $cleared in
+    no)
+      set ""; shift
+      cleared=yes ;;
+    esac
+    if test $eat = yes; then
+      eat=no
+      continue
+    fi
+    case "$arg" in
+    -D*|-I*)
+      set fnord "$@" "$arg"; shift ;;
+    # Strip any option that makedepend may not understand.  Remove
+    # the object too, otherwise makedepend will parse it as a source file.
+    -arch)
+      eat=yes ;;
+    -*|$object)
+      ;;
+    *)
+      set fnord "$@" "$arg"; shift ;;
+    esac
+  done
+  obj_suffix=`echo "$object" | sed 's/^.*\././'`
+  touch "$tmpdepfile"
+  ${MAKEDEPEND-makedepend} -o"$obj_suffix" -f"$tmpdepfile" "$@"
+  rm -f "$depfile"
+  cat < "$tmpdepfile" > "$depfile"
+  sed '1,2d' "$tmpdepfile" | tr ' ' '
+' | \
+## Some versions of the HPUX 10.20 sed can't process this invocation
+## correctly.  Breaking it into two sed invocations is a workaround.
+    sed -e 's/^\\$//' -e '/^$/d' -e '/:$/d' | sed -e 's/$/ :/' >> "$depfile"
+  rm -f "$tmpdepfile" "$tmpdepfile".bak
+  ;;
+
+cpp)
+  # Important note: in order to support this mode, a compiler *must*
+  # always write the preprocessed file to stdout.
+  "$@" || exit $?
+
+  # Remove the call to Libtool.
+  if test "$libtool" = yes; then
+    while test "X$1" != 'X--mode=compile'; do
+      shift
+    done
+    shift
+  fi
+
+  # Remove `-o $object'.
+  IFS=" "
+  for arg
+  do
+    case $arg in
+    -o)
+      shift
+      ;;
+    $object)
+      shift
+      ;;
+    *)
+      set fnord "$@" "$arg"
+      shift # fnord
+      shift # $arg
+      ;;
+    esac
+  done
+
+  "$@" -E |
+    sed -n -e '/^# [0-9][0-9]* "\([^"]*\)".*/ s:: \1 \\:p' \
+       -e '/^#line [0-9][0-9]* "\([^"]*\)".*/ s:: \1 \\:p' |
+    sed '$ s: \\$::' > "$tmpdepfile"
+  rm -f "$depfile"
+  echo "$object : \\" > "$depfile"
+  cat < "$tmpdepfile" >> "$depfile"
+  sed < "$tmpdepfile" '/^$/d;s/^ //;s/ \\$//;s/$/ :/' >> "$depfile"
+  rm -f "$tmpdepfile"
+  ;;
+
+msvisualcpp)
+  # Important note: in order to support this mode, a compiler *must*
+  # always write the preprocessed file to stdout.
+  "$@" || exit $?
+
+  # Remove the call to Libtool.
+  if test "$libtool" = yes; then
+    while test "X$1" != 'X--mode=compile'; do
+      shift
+    done
+    shift
+  fi
+
+  IFS=" "
+  for arg
+  do
+    case "$arg" in
+    -o)
+      shift
+      ;;
+    $object)
+      shift
+      ;;
+    "-Gm"|"/Gm"|"-Gi"|"/Gi"|"-ZI"|"/ZI")
+	set fnord "$@"
+	shift
+	shift
+	;;
+    *)
+	set fnord "$@" "$arg"
+	shift
+	shift
+	;;
+    esac
+  done
+  "$@" -E 2>/dev/null |
+  sed -n '/^#line [0-9][0-9]* "\([^"]*\)"/ s::\1:p' | $cygpath_u | sort -u > "$tmpdepfile"
+  rm -f "$depfile"
+  echo "$object : \\" > "$depfile"
+  sed < "$tmpdepfile" -n -e 's% %\\ %g' -e '/^\(.*\)$/ s::	\1 \\:p' >> "$depfile"
+  echo "	" >> "$depfile"
+  sed < "$tmpdepfile" -n -e 's% %\\ %g' -e '/^\(.*\)$/ s::\1\::p' >> "$depfile"
+  rm -f "$tmpdepfile"
+  ;;
+
+msvcmsys)
+  # This case exists only to let depend.m4 do its work.  It works by
+  # looking at the text of this script.  This case will never be run,
+  # since it is checked for above.
+  exit 1
+  ;;
+
+none)
+  exec "$@"
+  ;;
+
+*)
+  echo "Unknown depmode $depmode" 1>&2
+  exit 1
+  ;;
+esac
+
+exit 0
+
+# Local Variables:
+# mode: shell-script
+# sh-indentation: 2
+# eval: (add-hook 'write-file-hooks 'time-stamp)
+# time-stamp-start: "scriptversion="
+# time-stamp-format: "%:y-%02m-%02d.%02H"
+# time-stamp-time-zone: "UTC"
+# time-stamp-end: "; # UTC"
+# End:
diff --git a/build-aux/install-sh b/build-aux/install-sh
new file mode 100755
index 0000000..6781b98
--- /dev/null
+++ b/build-aux/install-sh
@@ -0,0 +1,520 @@
+#!/bin/sh
+# install - install a program, script, or datafile
+
+scriptversion=2009-04-28.21; # UTC
+
+# This originates from X11R5 (mit/util/scripts/install.sh), which was
+# later released in X11R6 (xc/config/util/install.sh) with the
+# following copyright and license.
+#
+# Copyright (C) 1994 X Consortium
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to
+# deal in the Software without restriction, including without limitation the
+# rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+# sell copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in
+# all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
+# X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+# AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNEC-
+# TION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+#
+# Except as contained in this notice, the name of the X Consortium shall not
+# be used in advertising or otherwise to promote the sale, use or other deal-
+# ings in this Software without prior written authorization from the X Consor-
+# tium.
+#
+#
+# FSF changes to this file are in the public domain.
+#
+# Calling this script install-sh is preferred over install.sh, to prevent
+# `make' implicit rules from creating a file called install from it
+# when there is no Makefile.
+#
+# This script is compatible with the BSD install script, but was written
+# from scratch.
+
+nl='
+'
+IFS=" ""	$nl"
+
+# set DOITPROG to echo to test this script
+
+# Don't use :- since 4.3BSD and earlier shells don't like it.
+doit=${DOITPROG-}
+if test -z "$doit"; then
+  doit_exec=exec
+else
+  doit_exec=$doit
+fi
+
+# Put in absolute file names if you don't have them in your path;
+# or use environment vars.
+
+chgrpprog=${CHGRPPROG-chgrp}
+chmodprog=${CHMODPROG-chmod}
+chownprog=${CHOWNPROG-chown}
+cmpprog=${CMPPROG-cmp}
+cpprog=${CPPROG-cp}
+mkdirprog=${MKDIRPROG-mkdir}
+mvprog=${MVPROG-mv}
+rmprog=${RMPROG-rm}
+stripprog=${STRIPPROG-strip}
+
+posix_glob='?'
+initialize_posix_glob='
+  test "$posix_glob" != "?" || {
+    if (set -f) 2>/dev/null; then
+      posix_glob=
+    else
+      posix_glob=:
+    fi
+  }
+'
+
+posix_mkdir=
+
+# Desired mode of installed file.
+mode=0755
+
+chgrpcmd=
+chmodcmd=$chmodprog
+chowncmd=
+mvcmd=$mvprog
+rmcmd="$rmprog -f"
+stripcmd=
+
+src=
+dst=
+dir_arg=
+dst_arg=
+
+copy_on_change=false
+no_target_directory=
+
+usage="\
+Usage: $0 [OPTION]... [-T] SRCFILE DSTFILE
+   or: $0 [OPTION]... SRCFILES... DIRECTORY
+   or: $0 [OPTION]... -t DIRECTORY SRCFILES...
+   or: $0 [OPTION]... -d DIRECTORIES...
+
+In the 1st form, copy SRCFILE to DSTFILE.
+In the 2nd and 3rd, copy all SRCFILES to DIRECTORY.
+In the 4th, create DIRECTORIES.
+
+Options:
+     --help     display this help and exit.
+     --version  display version info and exit.
+
+  -c            (ignored)
+  -C            install only if different (preserve the last data modification time)
+  -d            create directories instead of installing files.
+  -g GROUP      $chgrpprog installed files to GROUP.
+  -m MODE       $chmodprog installed files to MODE.
+  -o USER       $chownprog installed files to USER.
+  -s            $stripprog installed files.
+  -t DIRECTORY  install into DIRECTORY.
+  -T            report an error if DSTFILE is a directory.
+
+Environment variables override the default commands:
+  CHGRPPROG CHMODPROG CHOWNPROG CMPPROG CPPROG MKDIRPROG MVPROG
+  RMPROG STRIPPROG
+"
+
+while test $# -ne 0; do
+  case $1 in
+    -c) ;;
+
+    -C) copy_on_change=true;;
+
+    -d) dir_arg=true;;
+
+    -g) chgrpcmd="$chgrpprog $2"
+	shift;;
+
+    --help) echo "$usage"; exit $?;;
+
+    -m) mode=$2
+	case $mode in
+	  *' '* | *'	'* | *'
+'*	  | *'*'* | *'?'* | *'['*)
+	    echo "$0: invalid mode: $mode" >&2
+	    exit 1;;
+	esac
+	shift;;
+
+    -o) chowncmd="$chownprog $2"
+	shift;;
+
+    -s) stripcmd=$stripprog;;
+
+    -t) dst_arg=$2
+	shift;;
+
+    -T) no_target_directory=true;;
+
+    --version) echo "$0 $scriptversion"; exit $?;;
+
+    --)	shift
+	break;;
+
+    -*)	echo "$0: invalid option: $1" >&2
+	exit 1;;
+
+    *)  break;;
+  esac
+  shift
+done
+
+if test $# -ne 0 && test -z "$dir_arg$dst_arg"; then
+  # When -d is used, all remaining arguments are directories to create.
+  # When -t is used, the destination is already specified.
+  # Otherwise, the last argument is the destination.  Remove it from $@.
+  for arg
+  do
+    if test -n "$dst_arg"; then
+      # $@ is not empty: it contains at least $arg.
+      set fnord "$@" "$dst_arg"
+      shift # fnord
+    fi
+    shift # arg
+    dst_arg=$arg
+  done
+fi
+
+if test $# -eq 0; then
+  if test -z "$dir_arg"; then
+    echo "$0: no input file specified." >&2
+    exit 1
+  fi
+  # It's OK to call `install-sh -d' without argument.
+  # This can happen when creating conditional directories.
+  exit 0
+fi
+
+if test -z "$dir_arg"; then
+  trap '(exit $?); exit' 1 2 13 15
+
+  # Set umask so as not to create temps with too-generous modes.
+  # However, 'strip' requires both read and write access to temps.
+  case $mode in
+    # Optimize common cases.
+    *644) cp_umask=133;;
+    *755) cp_umask=22;;
+
+    *[0-7])
+      if test -z "$stripcmd"; then
+	u_plus_rw=
+      else
+	u_plus_rw='% 200'
+      fi
+      cp_umask=`expr '(' 777 - $mode % 1000 ')' $u_plus_rw`;;
+    *)
+      if test -z "$stripcmd"; then
+	u_plus_rw=
+      else
+	u_plus_rw=,u+rw
+      fi
+      cp_umask=$mode$u_plus_rw;;
+  esac
+fi
+
+for src
+do
+  # Protect names starting with `-'.
+  case $src in
+    -*) src=./$src;;
+  esac
+
+  if test -n "$dir_arg"; then
+    dst=$src
+    dstdir=$dst
+    test -d "$dstdir"
+    dstdir_status=$?
+  else
+
+    # Waiting for this to be detected by the "$cpprog $src $dsttmp" command
+    # might cause directories to be created, which would be especially bad
+    # if $src (and thus $dsttmp) contains '*'.
+    if test ! -f "$src" && test ! -d "$src"; then
+      echo "$0: $src does not exist." >&2
+      exit 1
+    fi
+
+    if test -z "$dst_arg"; then
+      echo "$0: no destination specified." >&2
+      exit 1
+    fi
+
+    dst=$dst_arg
+    # Protect names starting with `-'.
+    case $dst in
+      -*) dst=./$dst;;
+    esac
+
+    # If destination is a directory, append the input filename; won't work
+    # if double slashes aren't ignored.
+    if test -d "$dst"; then
+      if test -n "$no_target_directory"; then
+	echo "$0: $dst_arg: Is a directory" >&2
+	exit 1
+      fi
+      dstdir=$dst
+      dst=$dstdir/`basename "$src"`
+      dstdir_status=0
+    else
+      # Prefer dirname, but fall back on a substitute if dirname fails.
+      dstdir=`
+	(dirname "$dst") 2>/dev/null ||
+	expr X"$dst" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
+	     X"$dst" : 'X\(//\)[^/]' \| \
+	     X"$dst" : 'X\(//\)$' \| \
+	     X"$dst" : 'X\(/\)' \| . 2>/dev/null ||
+	echo X"$dst" |
+	    sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
+		   s//\1/
+		   q
+		 }
+		 /^X\(\/\/\)[^/].*/{
+		   s//\1/
+		   q
+		 }
+		 /^X\(\/\/\)$/{
+		   s//\1/
+		   q
+		 }
+		 /^X\(\/\).*/{
+		   s//\1/
+		   q
+		 }
+		 s/.*/./; q'
+      `
+
+      test -d "$dstdir"
+      dstdir_status=$?
+    fi
+  fi
+
+  obsolete_mkdir_used=false
+
+  if test $dstdir_status != 0; then
+    case $posix_mkdir in
+      '')
+	# Create intermediate dirs using mode 755 as modified by the umask.
+	# This is like FreeBSD 'install' as of 1997-10-28.
+	umask=`umask`
+	case $stripcmd.$umask in
+	  # Optimize common cases.
+	  *[2367][2367]) mkdir_umask=$umask;;
+	  .*0[02][02] | .[02][02] | .[02]) mkdir_umask=22;;
+
+	  *[0-7])
+	    mkdir_umask=`expr $umask + 22 \
+	      - $umask % 100 % 40 + $umask % 20 \
+	      - $umask % 10 % 4 + $umask % 2
+	    `;;
+	  *) mkdir_umask=$umask,go-w;;
+	esac
+
+	# With -d, create the new directory with the user-specified mode.
+	# Otherwise, rely on $mkdir_umask.
+	if test -n "$dir_arg"; then
+	  mkdir_mode=-m$mode
+	else
+	  mkdir_mode=
+	fi
+
+	posix_mkdir=false
+	case $umask in
+	  *[123567][0-7][0-7])
+	    # POSIX mkdir -p sets u+wx bits regardless of umask, which
+	    # is incompatible with FreeBSD 'install' when (umask & 300) != 0.
+	    ;;
+	  *)
+	    tmpdir=${TMPDIR-/tmp}/ins$RANDOM-$$
+	    trap 'ret=$?; rmdir "$tmpdir/d" "$tmpdir" 2>/dev/null; exit $ret' 0
+
+	    if (umask $mkdir_umask &&
+		exec $mkdirprog $mkdir_mode -p -- "$tmpdir/d") >/dev/null 2>&1
+	    then
+	      if test -z "$dir_arg" || {
+		   # Check for POSIX incompatibilities with -m.
+		   # HP-UX 11.23 and IRIX 6.5 mkdir -m -p sets group- or
+		   # other-writeable bit of parent directory when it shouldn't.
+		   # FreeBSD 6.1 mkdir -m -p sets mode of existing directory.
+		   ls_ld_tmpdir=`ls -ld "$tmpdir"`
+		   case $ls_ld_tmpdir in
+		     d????-?r-*) different_mode=700;;
+		     d????-?--*) different_mode=755;;
+		     *) false;;
+		   esac &&
+		   $mkdirprog -m$different_mode -p -- "$tmpdir" && {
+		     ls_ld_tmpdir_1=`ls -ld "$tmpdir"`
+		     test "$ls_ld_tmpdir" = "$ls_ld_tmpdir_1"
+		   }
+		 }
+	      then posix_mkdir=:
+	      fi
+	      rmdir "$tmpdir/d" "$tmpdir"
+	    else
+	      # Remove any dirs left behind by ancient mkdir implementations.
+	      rmdir ./$mkdir_mode ./-p ./-- 2>/dev/null
+	    fi
+	    trap '' 0;;
+	esac;;
+    esac
+
+    if
+      $posix_mkdir && (
+	umask $mkdir_umask &&
+	$doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir"
+      )
+    then :
+    else
+
+      # The umask is ridiculous, or mkdir does not conform to POSIX,
+      # or it failed possibly due to a race condition.  Create the
+      # directory the slow way, step by step, checking for races as we go.
+
+      case $dstdir in
+	/*) prefix='/';;
+	-*) prefix='./';;
+	*)  prefix='';;
+      esac
+
+      eval "$initialize_posix_glob"
+
+      oIFS=$IFS
+      IFS=/
+      $posix_glob set -f
+      set fnord $dstdir
+      shift
+      $posix_glob set +f
+      IFS=$oIFS
+
+      prefixes=
+
+      for d
+      do
+	test -z "$d" && continue
+
+	prefix=$prefix$d
+	if test -d "$prefix"; then
+	  prefixes=
+	else
+	  if $posix_mkdir; then
+	    (umask=$mkdir_umask &&
+	     $doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir") && break
+	    # Don't fail if two instances are running concurrently.
+	    test -d "$prefix" || exit 1
+	  else
+	    case $prefix in
+	      *\'*) qprefix=`echo "$prefix" | sed "s/'/'\\\\\\\\''/g"`;;
+	      *) qprefix=$prefix;;
+	    esac
+	    prefixes="$prefixes '$qprefix'"
+	  fi
+	fi
+	prefix=$prefix/
+      done
+
+      if test -n "$prefixes"; then
+	# Don't fail if two instances are running concurrently.
+	(umask $mkdir_umask &&
+	 eval "\$doit_exec \$mkdirprog $prefixes") ||
+	  test -d "$dstdir" || exit 1
+	obsolete_mkdir_used=true
+      fi
+    fi
+  fi
+
+  if test -n "$dir_arg"; then
+    { test -z "$chowncmd" || $doit $chowncmd "$dst"; } &&
+    { test -z "$chgrpcmd" || $doit $chgrpcmd "$dst"; } &&
+    { test "$obsolete_mkdir_used$chowncmd$chgrpcmd" = false ||
+      test -z "$chmodcmd" || $doit $chmodcmd $mode "$dst"; } || exit 1
+  else
+
+    # Make a couple of temp file names in the proper directory.
+    dsttmp=$dstdir/_inst.$$_
+    rmtmp=$dstdir/_rm.$$_
+
+    # Trap to clean up those temp files at exit.
+    trap 'ret=$?; rm -f "$dsttmp" "$rmtmp" && exit $ret' 0
+
+    # Copy the file name to the temp name.
+    (umask $cp_umask && $doit_exec $cpprog "$src" "$dsttmp") &&
+
+    # and set any options; do chmod last to preserve setuid bits.
+    #
+    # If any of these fail, we abort the whole thing.  If we want to
+    # ignore errors from any of these, just make sure not to ignore
+    # errors from the above "$doit $cpprog $src $dsttmp" command.
+    #
+    { test -z "$chowncmd" || $doit $chowncmd "$dsttmp"; } &&
+    { test -z "$chgrpcmd" || $doit $chgrpcmd "$dsttmp"; } &&
+    { test -z "$stripcmd" || $doit $stripcmd "$dsttmp"; } &&
+    { test -z "$chmodcmd" || $doit $chmodcmd $mode "$dsttmp"; } &&
+
+    # If -C, don't bother to copy if it wouldn't change the file.
+    if $copy_on_change &&
+       old=`LC_ALL=C ls -dlL "$dst"	2>/dev/null` &&
+       new=`LC_ALL=C ls -dlL "$dsttmp"	2>/dev/null` &&
+
+       eval "$initialize_posix_glob" &&
+       $posix_glob set -f &&
+       set X $old && old=:$2:$4:$5:$6 &&
+       set X $new && new=:$2:$4:$5:$6 &&
+       $posix_glob set +f &&
+
+       test "$old" = "$new" &&
+       $cmpprog "$dst" "$dsttmp" >/dev/null 2>&1
+    then
+      rm -f "$dsttmp"
+    else
+      # Rename the file to the real destination.
+      $doit $mvcmd -f "$dsttmp" "$dst" 2>/dev/null ||
+
+      # The rename failed, perhaps because mv can't rename something else
+      # to itself, or perhaps because mv is so ancient that it does not
+      # support -f.
+      {
+	# Now remove or move aside any old file at destination location.
+	# We try this two ways since rm can't unlink itself on some
+	# systems and the destination file might be busy for other
+	# reasons.  In this case, the final cleanup might fail but the new
+	# file should still install successfully.
+	{
+	  test ! -f "$dst" ||
+	  $doit $rmcmd -f "$dst" 2>/dev/null ||
+	  { $doit $mvcmd -f "$dst" "$rmtmp" 2>/dev/null &&
+	    { $doit $rmcmd -f "$rmtmp" 2>/dev/null; :; }
+	  } ||
+	  { echo "$0: cannot unlink or rename $dst" >&2
+	    (exit 1); exit 1
+	  }
+	} &&
+
+	# Now rename the file to the real destination.
+	$doit $mvcmd "$dsttmp" "$dst"
+      }
+    fi || exit 1
+
+    trap '' 0
+  fi
+done
+
+# Local variables:
+# eval: (add-hook 'write-file-hooks 'time-stamp)
+# time-stamp-start: "scriptversion="
+# time-stamp-format: "%:y-%02m-%02d.%02H"
+# time-stamp-time-zone: "UTC"
+# time-stamp-end: "; # UTC"
+# End:
diff --git a/build-aux/ltmain.sh b/build-aux/ltmain.sh
new file mode 100644
index 0000000..63ae69d
--- /dev/null
+++ b/build-aux/ltmain.sh
@@ -0,0 +1,9655 @@
+
+# libtool (GNU libtool) 2.4.2
+# Written by Gordon Matzigkeit <gord at gnu.ai.mit.edu>, 1996
+
+# Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2003, 2004, 2005, 2006,
+# 2007, 2008, 2009, 2010, 2011 Free Software Foundation, Inc.
+# This is free software; see the source for copying conditions.  There is NO
+# warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+
+# GNU Libtool is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# As a special exception to the GNU General Public License,
+# if you distribute this file as part of a program or library that
+# is built using GNU Libtool, you may include this file under the
+# same distribution terms that you use for the rest of that program.
+#
+# GNU Libtool is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with GNU Libtool; see the file COPYING.  If not, a copy
+# can be downloaded from http://www.gnu.org/licenses/gpl.html,
+# or obtained by writing to the Free Software Foundation, Inc.,
+# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+
+# Usage: $progname [OPTION]... [MODE-ARG]...
+#
+# Provide generalized library-building support services.
+#
+#       --config             show all configuration variables
+#       --debug              enable verbose shell tracing
+#   -n, --dry-run            display commands without modifying any files
+#       --features           display basic configuration information and exit
+#       --mode=MODE          use operation mode MODE
+#       --preserve-dup-deps  don't remove duplicate dependency libraries
+#       --quiet, --silent    don't print informational messages
+#       --no-quiet, --no-silent
+#                            print informational messages (default)
+#       --no-warn            don't display warning messages
+#       --tag=TAG            use configuration variables from tag TAG
+#   -v, --verbose            print more informational messages than default
+#       --no-verbose         don't print the extra informational messages
+#       --version            print version information
+#   -h, --help, --help-all   print short, long, or detailed help message
+#
+# MODE must be one of the following:
+#
+#         clean              remove files from the build directory
+#         compile            compile a source file into a libtool object
+#         execute            automatically set library path, then run a program
+#         finish             complete the installation of libtool libraries
+#         install            install libraries or executables
+#         link               create a library or an executable
+#         uninstall          remove libraries from an installed directory
+#
+# MODE-ARGS vary depending on the MODE.  When passed as first option,
+# `--mode=MODE' may be abbreviated as `MODE' or a unique abbreviation of that.
+# Try `$progname --help --mode=MODE' for a more detailed description of MODE.
+#
+# When reporting a bug, please describe a test case to reproduce it and
+# include the following information:
+#
+#         host-triplet:	$host
+#         shell:		$SHELL
+#         compiler:		$LTCC
+#         compiler flags:		$LTCFLAGS
+#         linker:		$LD (gnu? $with_gnu_ld)
+#         $progname:	(GNU libtool) 2.4.2
+#         automake:	$automake_version
+#         autoconf:	$autoconf_version
+#
+# Report bugs to <bug-libtool at gnu.org>.
+# GNU libtool home page: <http://www.gnu.org/software/libtool/>.
+# General help using GNU software: <http://www.gnu.org/gethelp/>.
+
+PROGRAM=libtool
+PACKAGE=libtool
+VERSION=2.4.2
+TIMESTAMP=""
+package_revision=1.3337
+
+# Be Bourne compatible
+if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then
+  emulate sh
+  NULLCMD=:
+  # Zsh 3.x and 4.x performs word splitting on ${1+"$@"}, which
+  # is contrary to our usage.  Disable this feature.
+  alias -g '${1+"$@"}'='"$@"'
+  setopt NO_GLOB_SUBST
+else
+  case `(set -o) 2>/dev/null` in *posix*) set -o posix;; esac
+fi
+BIN_SH=xpg4; export BIN_SH # for Tru64
+DUALCASE=1; export DUALCASE # for MKS sh
+
+# A function that is used when there is no print builtin or printf.
+func_fallback_echo ()
+{
+  eval 'cat <<_LTECHO_EOF
+$1
+_LTECHO_EOF'
+}
+
+# NLS nuisances: We save the old values to restore during execute mode.
+lt_user_locale=
+lt_safe_locale=
+for lt_var in LANG LANGUAGE LC_ALL LC_CTYPE LC_COLLATE LC_MESSAGES
+do
+  eval "if test \"\${$lt_var+set}\" = set; then
+          save_$lt_var=\$$lt_var
+          $lt_var=C
+	  export $lt_var
+	  lt_user_locale=\"$lt_var=\\\$save_\$lt_var; \$lt_user_locale\"
+	  lt_safe_locale=\"$lt_var=C; \$lt_safe_locale\"
+	fi"
+done
+LC_ALL=C
+LANGUAGE=C
+export LANGUAGE LC_ALL
+
+$lt_unset CDPATH
+
+
+# Work around backward compatibility issue on IRIX 6.5. On IRIX 6.4+, sh
+# is ksh but when the shell is invoked as "sh" and the current value of
+# the _XPG environment variable is not equal to 1 (one), the special
+# positional parameter $0, within a function call, is the name of the
+# function.
+progpath="$0"
+
+
+
+: ${CP="cp -f"}
+test "${ECHO+set}" = set || ECHO=${as_echo-'printf %s\n'}
+: ${MAKE="make"}
+: ${MKDIR="mkdir"}
+: ${MV="mv -f"}
+: ${RM="rm -f"}
+: ${SHELL="${CONFIG_SHELL-/bin/sh}"}
+: ${Xsed="$SED -e 1s/^X//"}
+
+# Global variables:
+EXIT_SUCCESS=0
+EXIT_FAILURE=1
+EXIT_MISMATCH=63  # $? = 63 is used to indicate version mismatch to missing.
+EXIT_SKIP=77	  # $? = 77 is used to indicate a skipped test to automake.
+
+exit_status=$EXIT_SUCCESS
+
+# Make sure IFS has a sensible default
+lt_nl='
+'
+IFS=" 	$lt_nl"
+
+dirname="s,/[^/]*$,,"
+basename="s,^.*/,,"
+
+# func_dirname file append nondir_replacement
+# Compute the dirname of FILE.  If nonempty, add APPEND to the result,
+# otherwise set result to NONDIR_REPLACEMENT.
+func_dirname ()
+{
+    func_dirname_result=`$ECHO "${1}" | $SED "$dirname"`
+    if test "X$func_dirname_result" = "X${1}"; then
+      func_dirname_result="${3}"
+    else
+      func_dirname_result="$func_dirname_result${2}"
+    fi
+} # func_dirname may be replaced by extended shell implementation
+
+
+# func_basename file
+func_basename ()
+{
+    func_basename_result=`$ECHO "${1}" | $SED "$basename"`
+} # func_basename may be replaced by extended shell implementation
+
+
+# func_dirname_and_basename file append nondir_replacement
+# perform func_basename and func_dirname in a single function
+# call:
+#   dirname:  Compute the dirname of FILE.  If nonempty,
+#             add APPEND to the result, otherwise set result
+#             to NONDIR_REPLACEMENT.
+#             value returned in "$func_dirname_result"
+#   basename: Compute filename of FILE.
+#             value retuned in "$func_basename_result"
+# Implementation must be kept synchronized with func_dirname
+# and func_basename. For efficiency, we do not delegate to
+# those functions but instead duplicate the functionality here.
+func_dirname_and_basename ()
+{
+    # Extract subdirectory from the argument.
+    func_dirname_result=`$ECHO "${1}" | $SED -e "$dirname"`
+    if test "X$func_dirname_result" = "X${1}"; then
+      func_dirname_result="${3}"
+    else
+      func_dirname_result="$func_dirname_result${2}"
+    fi
+    func_basename_result=`$ECHO "${1}" | $SED -e "$basename"`
+} # func_dirname_and_basename may be replaced by extended shell implementation
+
+
+# func_stripname prefix suffix name
+# strip PREFIX and SUFFIX off of NAME.
+# PREFIX and SUFFIX must not contain globbing or regex special
+# characters, hashes, percent signs, but SUFFIX may contain a leading
+# dot (in which case that matches only a dot).
+# func_strip_suffix prefix name
+func_stripname ()
+{
+    case ${2} in
+      .*) func_stripname_result=`$ECHO "${3}" | $SED "s%^${1}%%; s%\\\\${2}\$%%"`;;
+      *)  func_stripname_result=`$ECHO "${3}" | $SED "s%^${1}%%; s%${2}\$%%"`;;
+    esac
+} # func_stripname may be replaced by extended shell implementation
+
+
+# These SED scripts presuppose an absolute path with a trailing slash.
+pathcar='s,^/\([^/]*\).*$,\1,'
+pathcdr='s,^/[^/]*,,'
+removedotparts=':dotsl
+		s@/\./@/@g
+		t dotsl
+		s,/\.$,/,'
+collapseslashes='s@/\{1,\}@/@g'
+finalslash='s,/*$,/,'
+
+# func_normal_abspath PATH
+# Remove doubled-up and trailing slashes, "." path components,
+# and cancel out any ".." path components in PATH after making
+# it an absolute path.
+#             value returned in "$func_normal_abspath_result"
+func_normal_abspath ()
+{
+  # Start from root dir and reassemble the path.
+  func_normal_abspath_result=
+  func_normal_abspath_tpath=$1
+  func_normal_abspath_altnamespace=
+  case $func_normal_abspath_tpath in
+    "")
+      # Empty path, that just means $cwd.
+      func_stripname '' '/' "`pwd`"
+      func_normal_abspath_result=$func_stripname_result
+      return
+    ;;
+    # The next three entries are used to spot a run of precisely
+    # two leading slashes without using negated character classes;
+    # we take advantage of case's first-match behaviour.
+    ///*)
+      # Unusual form of absolute path, do nothing.
+    ;;
+    //*)
+      # Not necessarily an ordinary path; POSIX reserves leading '//'
+      # and for example Cygwin uses it to access remote file shares
+      # over CIFS/SMB, so we conserve a leading double slash if found.
+      func_normal_abspath_altnamespace=/
+    ;;
+    /*)
+      # Absolute path, do nothing.
+    ;;
+    *)
+      # Relative path, prepend $cwd.
+      func_normal_abspath_tpath=`pwd`/$func_normal_abspath_tpath
+    ;;
+  esac
+  # Cancel out all the simple stuff to save iterations.  We also want
+  # the path to end with a slash for ease of parsing, so make sure
+  # there is one (and only one) here.
+  func_normal_abspath_tpath=`$ECHO "$func_normal_abspath_tpath" | $SED \
+        -e "$removedotparts" -e "$collapseslashes" -e "$finalslash"`
+  while :; do
+    # Processed it all yet?
+    if test "$func_normal_abspath_tpath" = / ; then
+      # If we ascended to the root using ".." the result may be empty now.
+      if test -z "$func_normal_abspath_result" ; then
+        func_normal_abspath_result=/
+      fi
+      break
+    fi
+    func_normal_abspath_tcomponent=`$ECHO "$func_normal_abspath_tpath" | $SED \
+        -e "$pathcar"`
+    func_normal_abspath_tpath=`$ECHO "$func_normal_abspath_tpath" | $SED \
+        -e "$pathcdr"`
+    # Figure out what to do with it
+    case $func_normal_abspath_tcomponent in
+      "")
+        # Trailing empty path component, ignore it.
+      ;;
+      ..)
+        # Parent dir; strip last assembled component from result.
+        func_dirname "$func_normal_abspath_result"
+        func_normal_abspath_result=$func_dirname_result
+      ;;
+      *)
+        # Actual path component, append it.
+        func_normal_abspath_result=$func_normal_abspath_result/$func_normal_abspath_tcomponent
+      ;;
+    esac
+  done
+  # Restore leading double-slash if one was found on entry.
+  func_normal_abspath_result=$func_normal_abspath_altnamespace$func_normal_abspath_result
+}
+
+# func_relative_path SRCDIR DSTDIR
+# generates a relative path from SRCDIR to DSTDIR, with a trailing
+# slash if non-empty, suitable for immediately appending a filename
+# without needing to append a separator.
+#             value returned in "$func_relative_path_result"
+func_relative_path ()
+{
+  func_relative_path_result=
+  func_normal_abspath "$1"
+  func_relative_path_tlibdir=$func_normal_abspath_result
+  func_normal_abspath "$2"
+  func_relative_path_tbindir=$func_normal_abspath_result
+
+  # Ascend the tree starting from libdir
+  while :; do
+    # check if we have found a prefix of bindir
+    case $func_relative_path_tbindir in
+      $func_relative_path_tlibdir)
+        # found an exact match
+        func_relative_path_tcancelled=
+        break
+        ;;
+      $func_relative_path_tlibdir*)
+        # found a matching prefix
+        func_stripname "$func_relative_path_tlibdir" '' "$func_relative_path_tbindir"
+        func_relative_path_tcancelled=$func_stripname_result
+        if test -z "$func_relative_path_result"; then
+          func_relative_path_result=.
+        fi
+        break
+        ;;
+      *)
+        func_dirname $func_relative_path_tlibdir
+        func_relative_path_tlibdir=${func_dirname_result}
+        if test "x$func_relative_path_tlibdir" = x ; then
+          # Have to descend all the way to the root!
+          func_relative_path_result=../$func_relative_path_result
+          func_relative_path_tcancelled=$func_relative_path_tbindir
+          break
+        fi
+        func_relative_path_result=../$func_relative_path_result
+        ;;
+    esac
+  done
+
+  # Now calculate path; take care to avoid doubling-up slashes.
+  func_stripname '' '/' "$func_relative_path_result"
+  func_relative_path_result=$func_stripname_result
+  func_stripname '/' '/' "$func_relative_path_tcancelled"
+  if test "x$func_stripname_result" != x ; then
+    func_relative_path_result=${func_relative_path_result}/${func_stripname_result}
+  fi
+
+  # Normalisation. If bindir is libdir, return empty string,
+  # else relative path ending with a slash; either way, target
+  # file name can be directly appended.
+  if test ! -z "$func_relative_path_result"; then
+    func_stripname './' '' "$func_relative_path_result/"
+    func_relative_path_result=$func_stripname_result
+  fi
+}
+
+# The name of this program:
+func_dirname_and_basename "$progpath"
+progname=$func_basename_result
+
+# Make sure we have an absolute path for reexecution:
+case $progpath in
+  [\\/]*|[A-Za-z]:\\*) ;;
+  *[\\/]*)
+     progdir=$func_dirname_result
+     progdir=`cd "$progdir" && pwd`
+     progpath="$progdir/$progname"
+     ;;
+  *)
+     save_IFS="$IFS"
+     IFS=${PATH_SEPARATOR-:}
+     for progdir in $PATH; do
+       IFS="$save_IFS"
+       test -x "$progdir/$progname" && break
+     done
+     IFS="$save_IFS"
+     test -n "$progdir" || progdir=`pwd`
+     progpath="$progdir/$progname"
+     ;;
+esac
+
+# Sed substitution that helps us do robust quoting.  It backslashifies
+# metacharacters that are still active within double-quoted strings.
+Xsed="${SED}"' -e 1s/^X//'
+sed_quote_subst='s/\([`"$\\]\)/\\\1/g'
+
+# Same as above, but do not quote variable references.
+double_quote_subst='s/\(["`\\]\)/\\\1/g'
+
+# Sed substitution that turns a string into a regex matching for the
+# string literally.
+sed_make_literal_regex='s,[].[^$\\*\/],\\&,g'
+
+# Sed substitution that converts a w32 file name or path
+# which contains forward slashes, into one that contains
+# (escaped) backslashes.  A very naive implementation.
+lt_sed_naive_backslashify='s|\\\\*|\\|g;s|/|\\|g;s|\\|\\\\|g'
+
+# Re-`\' parameter expansions in output of double_quote_subst that were
+# `\'-ed in input to the same.  If an odd number of `\' preceded a '$'
+# in input to double_quote_subst, that '$' was protected from expansion.
+# Since each input `\' is now two `\'s, look for any number of runs of
+# four `\'s followed by two `\'s and then a '$'.  `\' that '$'.
+bs='\\'
+bs2='\\\\'
+bs4='\\\\\\\\'
+dollar='\$'
+sed_double_backslash="\
+  s/$bs4/&\\
+/g
+  s/^$bs2$dollar/$bs&/
+  s/\\([^$bs]\\)$bs2$dollar/\\1$bs2$bs$dollar/g
+  s/\n//g"
+
+# Standard options:
+opt_dry_run=false
+opt_help=false
+opt_quiet=false
+opt_verbose=false
+opt_warning=:
+
+# func_echo arg...
+# Echo program name prefixed message, along with the current mode
+# name if it has been set yet.
+func_echo ()
+{
+    $ECHO "$progname: ${opt_mode+$opt_mode: }$*"
+}
+
+# func_verbose arg...
+# Echo program name prefixed message in verbose mode only.
+func_verbose ()
+{
+    $opt_verbose && func_echo ${1+"$@"}
+
+    # A bug in bash halts the script if the last line of a function
+    # fails when set -e is in force, so we need another command to
+    # work around that:
+    :
+}
+
+# func_echo_all arg...
+# Invoke $ECHO with all args, space-separated.
+func_echo_all ()
+{
+    $ECHO "$*"
+}
+
+# func_error arg...
+# Echo program name prefixed message to standard error.
+func_error ()
+{
+    $ECHO "$progname: ${opt_mode+$opt_mode: }"${1+"$@"} 1>&2
+}
+
+# func_warning arg...
+# Echo program name prefixed warning message to standard error.
+func_warning ()
+{
+    $opt_warning && $ECHO "$progname: ${opt_mode+$opt_mode: }warning: "${1+"$@"} 1>&2
+
+    # bash bug again:
+    :
+}
+
+# func_fatal_error arg...
+# Echo program name prefixed message to standard error, and exit.
+func_fatal_error ()
+{
+    func_error ${1+"$@"}
+    exit $EXIT_FAILURE
+}
+
+# func_fatal_help arg...
+# Echo program name prefixed message to standard error, followed by
+# a help hint, and exit.
+func_fatal_help ()
+{
+    func_error ${1+"$@"}
+    func_fatal_error "$help"
+}
+help="Try \`$progname --help' for more information."  ## default
+
+
+# func_grep expression filename
+# Check whether EXPRESSION matches any line of FILENAME, without output.
+func_grep ()
+{
+    $GREP "$1" "$2" >/dev/null 2>&1
+}
+
+
+# func_mkdir_p directory-path
+# Make sure the entire path to DIRECTORY-PATH is available.
+func_mkdir_p ()
+{
+    my_directory_path="$1"
+    my_dir_list=
+
+    if test -n "$my_directory_path" && test "$opt_dry_run" != ":"; then
+
+      # Protect directory names starting with `-'
+      case $my_directory_path in
+        -*) my_directory_path="./$my_directory_path" ;;
+      esac
+
+      # While some portion of DIR does not yet exist...
+      while test ! -d "$my_directory_path"; do
+        # ...make a list in topmost first order.  Use a colon delimited
+	# list incase some portion of path contains whitespace.
+        my_dir_list="$my_directory_path:$my_dir_list"
+
+        # If the last portion added has no slash in it, the list is done
+        case $my_directory_path in */*) ;; *) break ;; esac
+
+        # ...otherwise throw away the child directory and loop
+        my_directory_path=`$ECHO "$my_directory_path" | $SED -e "$dirname"`
+      done
+      my_dir_list=`$ECHO "$my_dir_list" | $SED 's,:*$,,'`
+
+      save_mkdir_p_IFS="$IFS"; IFS=':'
+      for my_dir in $my_dir_list; do
+	IFS="$save_mkdir_p_IFS"
+        # mkdir can fail with a `File exist' error if two processes
+        # try to create one of the directories concurrently.  Don't
+        # stop in that case!
+        $MKDIR "$my_dir" 2>/dev/null || :
+      done
+      IFS="$save_mkdir_p_IFS"
+
+      # Bail out if we (or some other process) failed to create a directory.
+      test -d "$my_directory_path" || \
+        func_fatal_error "Failed to create \`$1'"
+    fi
+}
+
+
+# func_mktempdir [string]
+# Make a temporary directory that won't clash with other running
+# libtool processes, and avoids race conditions if possible.  If
+# given, STRING is the basename for that directory.
+func_mktempdir ()
+{
+    my_template="${TMPDIR-/tmp}/${1-$progname}"
+
+    if test "$opt_dry_run" = ":"; then
+      # Return a directory name, but don't create it in dry-run mode
+      my_tmpdir="${my_template}-$$"
+    else
+
+      # If mktemp works, use that first and foremost
+      my_tmpdir=`mktemp -d "${my_template}-XXXXXXXX" 2>/dev/null`
+
+      if test ! -d "$my_tmpdir"; then
+        # Failing that, at least try and use $RANDOM to avoid a race
+        my_tmpdir="${my_template}-${RANDOM-0}$$"
+
+        save_mktempdir_umask=`umask`
+        umask 0077
+        $MKDIR "$my_tmpdir"
+        umask $save_mktempdir_umask
+      fi
+
+      # If we're not in dry-run mode, bomb out on failure
+      test -d "$my_tmpdir" || \
+        func_fatal_error "cannot create temporary directory \`$my_tmpdir'"
+    fi
+
+    $ECHO "$my_tmpdir"
+}
+
+
+# func_quote_for_eval arg
+# Aesthetically quote ARG to be evaled later.
+# This function returns two values: FUNC_QUOTE_FOR_EVAL_RESULT
+# is double-quoted, suitable for a subsequent eval, whereas
+# FUNC_QUOTE_FOR_EVAL_UNQUOTED_RESULT has merely all characters
+# which are still active within double quotes backslashified.
+func_quote_for_eval ()
+{
+    case $1 in
+      *[\\\`\"\$]*)
+	func_quote_for_eval_unquoted_result=`$ECHO "$1" | $SED "$sed_quote_subst"` ;;
+      *)
+        func_quote_for_eval_unquoted_result="$1" ;;
+    esac
+
+    case $func_quote_for_eval_unquoted_result in
+      # Double-quote args containing shell metacharacters to delay
+      # word splitting, command substitution and and variable
+      # expansion for a subsequent eval.
+      # Many Bourne shells cannot handle close brackets correctly
+      # in scan sets, so we specify it separately.
+      *[\[\~\#\^\&\*\(\)\{\}\|\;\<\>\?\'\ \	]*|*]*|"")
+        func_quote_for_eval_result="\"$func_quote_for_eval_unquoted_result\""
+        ;;
+      *)
+        func_quote_for_eval_result="$func_quote_for_eval_unquoted_result"
+    esac
+}
+
+
+# func_quote_for_expand arg
+# Aesthetically quote ARG to be evaled later; same as above,
+# but do not quote variable references.
+func_quote_for_expand ()
+{
+    case $1 in
+      *[\\\`\"]*)
+	my_arg=`$ECHO "$1" | $SED \
+	    -e "$double_quote_subst" -e "$sed_double_backslash"` ;;
+      *)
+        my_arg="$1" ;;
+    esac
+
+    case $my_arg in
+      # Double-quote args containing shell metacharacters to delay
+      # word splitting and command substitution for a subsequent eval.
+      # Many Bourne shells cannot handle close brackets correctly
+      # in scan sets, so we specify it separately.
+      *[\[\~\#\^\&\*\(\)\{\}\|\;\<\>\?\'\ \	]*|*]*|"")
+        my_arg="\"$my_arg\""
+        ;;
+    esac
+
+    func_quote_for_expand_result="$my_arg"
+}
+
+
+# func_show_eval cmd [fail_exp]
+# Unless opt_silent is true, then output CMD.  Then, if opt_dryrun is
+# not true, evaluate CMD.  If the evaluation of CMD fails, and FAIL_EXP
+# is given, then evaluate it.
+func_show_eval ()
+{
+    my_cmd="$1"
+    my_fail_exp="${2-:}"
+
+    ${opt_silent-false} || {
+      func_quote_for_expand "$my_cmd"
+      eval "func_echo $func_quote_for_expand_result"
+    }
+
+    if ${opt_dry_run-false}; then :; else
+      eval "$my_cmd"
+      my_status=$?
+      if test "$my_status" -eq 0; then :; else
+	eval "(exit $my_status); $my_fail_exp"
+      fi
+    fi
+}
+
+
+# func_show_eval_locale cmd [fail_exp]
+# Unless opt_silent is true, then output CMD.  Then, if opt_dryrun is
+# not true, evaluate CMD.  If the evaluation of CMD fails, and FAIL_EXP
+# is given, then evaluate it.  Use the saved locale for evaluation.
+func_show_eval_locale ()
+{
+    my_cmd="$1"
+    my_fail_exp="${2-:}"
+
+    ${opt_silent-false} || {
+      func_quote_for_expand "$my_cmd"
+      eval "func_echo $func_quote_for_expand_result"
+    }
+
+    if ${opt_dry_run-false}; then :; else
+      eval "$lt_user_locale
+	    $my_cmd"
+      my_status=$?
+      eval "$lt_safe_locale"
+      if test "$my_status" -eq 0; then :; else
+	eval "(exit $my_status); $my_fail_exp"
+      fi
+    fi
+}
+
+# func_tr_sh
+# Turn $1 into a string suitable for a shell variable name.
+# Result is stored in $func_tr_sh_result.  All characters
+# not in the set a-zA-Z0-9_ are replaced with '_'. Further,
+# if $1 begins with a digit, a '_' is prepended as well.
+func_tr_sh ()
+{
+  case $1 in
+  [0-9]* | *[!a-zA-Z0-9_]*)
+    func_tr_sh_result=`$ECHO "$1" | $SED 's/^\([0-9]\)/_\1/; s/[^a-zA-Z0-9_]/_/g'`
+    ;;
+  * )
+    func_tr_sh_result=$1
+    ;;
+  esac
+}
+
+
+# func_version
+# Echo version message to standard output and exit.
+func_version ()
+{
+    $opt_debug
+
+    $SED -n '/(C)/!b go
+	:more
+	/\./!{
+	  N
+	  s/\n# / /
+	  b more
+	}
+	:go
+	/^# '$PROGRAM' (GNU /,/# warranty; / {
+        s/^# //
+	s/^# *$//
+        s/\((C)\)[ 0-9,-]*\( [1-9][0-9]*\)/\1\2/
+        p
+     }' < "$progpath"
+     exit $?
+}
+
+# func_usage
+# Echo short help message to standard output and exit.
+func_usage ()
+{
+    $opt_debug
+
+    $SED -n '/^# Usage:/,/^#  *.*--help/ {
+        s/^# //
+	s/^# *$//
+	s/\$progname/'$progname'/
+	p
+    }' < "$progpath"
+    echo
+    $ECHO "run \`$progname --help | more' for full usage"
+    exit $?
+}
+
+# func_help [NOEXIT]
+# Echo long help message to standard output and exit,
+# unless 'noexit' is passed as argument.
+func_help ()
+{
+    $opt_debug
+
+    $SED -n '/^# Usage:/,/# Report bugs to/ {
+	:print
+        s/^# //
+	s/^# *$//
+	s*\$progname*'$progname'*
+	s*\$host*'"$host"'*
+	s*\$SHELL*'"$SHELL"'*
+	s*\$LTCC*'"$LTCC"'*
+	s*\$LTCFLAGS*'"$LTCFLAGS"'*
+	s*\$LD*'"$LD"'*
+	s/\$with_gnu_ld/'"$with_gnu_ld"'/
+	s/\$automake_version/'"`(${AUTOMAKE-automake} --version) 2>/dev/null |$SED 1q`"'/
+	s/\$autoconf_version/'"`(${AUTOCONF-autoconf} --version) 2>/dev/null |$SED 1q`"'/
+	p
+	d
+     }
+     /^# .* home page:/b print
+     /^# General help using/b print
+     ' < "$progpath"
+    ret=$?
+    if test -z "$1"; then
+      exit $ret
+    fi
+}
+
+# func_missing_arg argname
+# Echo program name prefixed message to standard error and set global
+# exit_cmd.
+func_missing_arg ()
+{
+    $opt_debug
+
+    func_error "missing argument for $1."
+    exit_cmd=exit
+}
+
+
+# func_split_short_opt shortopt
+# Set func_split_short_opt_name and func_split_short_opt_arg shell
+# variables after splitting SHORTOPT after the 2nd character.
+func_split_short_opt ()
+{
+    my_sed_short_opt='1s/^\(..\).*$/\1/;q'
+    my_sed_short_rest='1s/^..\(.*\)$/\1/;q'
+
+    func_split_short_opt_name=`$ECHO "$1" | $SED "$my_sed_short_opt"`
+    func_split_short_opt_arg=`$ECHO "$1" | $SED "$my_sed_short_rest"`
+} # func_split_short_opt may be replaced by extended shell implementation
+
+
+# func_split_long_opt longopt
+# Set func_split_long_opt_name and func_split_long_opt_arg shell
+# variables after splitting LONGOPT at the `=' sign.
+func_split_long_opt ()
+{
+    my_sed_long_opt='1s/^\(--[^=]*\)=.*/\1/;q'
+    my_sed_long_arg='1s/^--[^=]*=//'
+
+    func_split_long_opt_name=`$ECHO "$1" | $SED "$my_sed_long_opt"`
+    func_split_long_opt_arg=`$ECHO "$1" | $SED "$my_sed_long_arg"`
+} # func_split_long_opt may be replaced by extended shell implementation
+
+exit_cmd=:
+
+
+
+
+
+magic="%%%MAGIC variable%%%"
+magic_exe="%%%MAGIC EXE variable%%%"
+
+# Global variables.
+nonopt=
+preserve_args=
+lo2o="s/\\.lo\$/.${objext}/"
+o2lo="s/\\.${objext}\$/.lo/"
+extracted_archives=
+extracted_serial=0
+
+# If this variable is set in any of the actions, the command in it
+# will be execed at the end.  This prevents here-documents from being
+# left over by shells.
+exec_cmd=
+
+# func_append var value
+# Append VALUE to the end of shell variable VAR.
+func_append ()
+{
+    eval "${1}=\$${1}\${2}"
+} # func_append may be replaced by extended shell implementation
+
+# func_append_quoted var value
+# Quote VALUE and append to the end of shell variable VAR, separated
+# by a space.
+func_append_quoted ()
+{
+    func_quote_for_eval "${2}"
+    eval "${1}=\$${1}\\ \$func_quote_for_eval_result"
+} # func_append_quoted may be replaced by extended shell implementation
+
+
+# func_arith arithmetic-term...
+func_arith ()
+{
+    func_arith_result=`expr "${@}"`
+} # func_arith may be replaced by extended shell implementation
+
+
+# func_len string
+# STRING may not start with a hyphen.
+func_len ()
+{
+    func_len_result=`expr "${1}" : ".*" 2>/dev/null || echo $max_cmd_len`
+} # func_len may be replaced by extended shell implementation
+
+
+# func_lo2o object
+func_lo2o ()
+{
+    func_lo2o_result=`$ECHO "${1}" | $SED "$lo2o"`
+} # func_lo2o may be replaced by extended shell implementation
+
+
+# func_xform libobj-or-source
+func_xform ()
+{
+    func_xform_result=`$ECHO "${1}" | $SED 's/\.[^.]*$/.lo/'`
+} # func_xform may be replaced by extended shell implementation
+
+
+# func_fatal_configuration arg...
+# Echo program name prefixed message to standard error, followed by
+# a configuration failure hint, and exit.
+func_fatal_configuration ()
+{
+    func_error ${1+"$@"}
+    func_error "See the $PACKAGE documentation for more information."
+    func_fatal_error "Fatal configuration error."
+}
+
+
+# func_config
+# Display the configuration for all the tags in this script.
+func_config ()
+{
+    re_begincf='^# ### BEGIN LIBTOOL'
+    re_endcf='^# ### END LIBTOOL'
+
+    # Default configuration.
+    $SED "1,/$re_begincf CONFIG/d;/$re_endcf CONFIG/,\$d" < "$progpath"
+
+    # Now print the configurations for the tags.
+    for tagname in $taglist; do
+      $SED -n "/$re_begincf TAG CONFIG: $tagname\$/,/$re_endcf TAG CONFIG: $tagname\$/p" < "$progpath"
+    done
+
+    exit $?
+}
+
+# func_features
+# Display the features supported by this script.
+func_features ()
+{
+    echo "host: $host"
+    if test "$build_libtool_libs" = yes; then
+      echo "enable shared libraries"
+    else
+      echo "disable shared libraries"
+    fi
+    if test "$build_old_libs" = yes; then
+      echo "enable static libraries"
+    else
+      echo "disable static libraries"
+    fi
+
+    exit $?
+}
+
+# func_enable_tag tagname
+# Verify that TAGNAME is valid, and either flag an error and exit, or
+# enable the TAGNAME tag.  We also add TAGNAME to the global $taglist
+# variable here.
+func_enable_tag ()
+{
+  # Global variable:
+  tagname="$1"
+
+  re_begincf="^# ### BEGIN LIBTOOL TAG CONFIG: $tagname\$"
+  re_endcf="^# ### END LIBTOOL TAG CONFIG: $tagname\$"
+  sed_extractcf="/$re_begincf/,/$re_endcf/p"
+
+  # Validate tagname.
+  case $tagname in
+    *[!-_A-Za-z0-9,/]*)
+      func_fatal_error "invalid tag name: $tagname"
+      ;;
+  esac
+
+  # Don't test for the "default" C tag, as we know it's
+  # there but not specially marked.
+  case $tagname in
+    CC) ;;
+    *)
+      if $GREP "$re_begincf" "$progpath" >/dev/null 2>&1; then
+	taglist="$taglist $tagname"
+
+	# Evaluate the configuration.  Be careful to quote the path
+	# and the sed script, to avoid splitting on whitespace, but
+	# also don't use non-portable quotes within backquotes within
+	# quotes we have to do it in 2 steps:
+	extractedcf=`$SED -n -e "$sed_extractcf" < "$progpath"`
+	eval "$extractedcf"
+      else
+	func_error "ignoring unknown tag $tagname"
+      fi
+      ;;
+  esac
+}
+
+# func_check_version_match
+# Ensure that we are using m4 macros, and libtool script from the same
+# release of libtool.
+func_check_version_match ()
+{
+  if test "$package_revision" != "$macro_revision"; then
+    if test "$VERSION" != "$macro_version"; then
+      if test -z "$macro_version"; then
+        cat >&2 <<_LT_EOF
+$progname: Version mismatch error.  This is $PACKAGE $VERSION, but the
+$progname: definition of this LT_INIT comes from an older release.
+$progname: You should recreate aclocal.m4 with macros from $PACKAGE $VERSION
+$progname: and run autoconf again.
+_LT_EOF
+      else
+        cat >&2 <<_LT_EOF
+$progname: Version mismatch error.  This is $PACKAGE $VERSION, but the
+$progname: definition of this LT_INIT comes from $PACKAGE $macro_version.
+$progname: You should recreate aclocal.m4 with macros from $PACKAGE $VERSION
+$progname: and run autoconf again.
+_LT_EOF
+      fi
+    else
+      cat >&2 <<_LT_EOF
+$progname: Version mismatch error.  This is $PACKAGE $VERSION, revision $package_revision,
+$progname: but the definition of this LT_INIT comes from revision $macro_revision.
+$progname: You should recreate aclocal.m4 with macros from revision $package_revision
+$progname: of $PACKAGE $VERSION and run autoconf again.
+_LT_EOF
+    fi
+
+    exit $EXIT_MISMATCH
+  fi
+}
+
+
+# Shorthand for --mode=foo, only valid as the first argument
+case $1 in
+clean|clea|cle|cl)
+  shift; set dummy --mode clean ${1+"$@"}; shift
+  ;;
+compile|compil|compi|comp|com|co|c)
+  shift; set dummy --mode compile ${1+"$@"}; shift
+  ;;
+execute|execut|execu|exec|exe|ex|e)
+  shift; set dummy --mode execute ${1+"$@"}; shift
+  ;;
+finish|finis|fini|fin|fi|f)
+  shift; set dummy --mode finish ${1+"$@"}; shift
+  ;;
+install|instal|insta|inst|ins|in|i)
+  shift; set dummy --mode install ${1+"$@"}; shift
+  ;;
+link|lin|li|l)
+  shift; set dummy --mode link ${1+"$@"}; shift
+  ;;
+uninstall|uninstal|uninsta|uninst|unins|unin|uni|un|u)
+  shift; set dummy --mode uninstall ${1+"$@"}; shift
+  ;;
+esac
+
+
+
+# Option defaults:
+opt_debug=:
+opt_dry_run=false
+opt_config=false
+opt_preserve_dup_deps=false
+opt_features=false
+opt_finish=false
+opt_help=false
+opt_help_all=false
+opt_silent=:
+opt_warning=:
+opt_verbose=:
+opt_silent=false
+opt_verbose=false
+
+
+# Parse options once, thoroughly.  This comes as soon as possible in the
+# script to make things like `--version' happen as quickly as we can.
+{
+  # this just eases exit handling
+  while test $# -gt 0; do
+    opt="$1"
+    shift
+    case $opt in
+      --debug|-x)	opt_debug='set -x'
+			func_echo "enabling shell trace mode"
+			$opt_debug
+			;;
+      --dry-run|--dryrun|-n)
+			opt_dry_run=:
+			;;
+      --config)
+			opt_config=:
+func_config
+			;;
+      --dlopen|-dlopen)
+			optarg="$1"
+			opt_dlopen="${opt_dlopen+$opt_dlopen
+}$optarg"
+			shift
+			;;
+      --preserve-dup-deps)
+			opt_preserve_dup_deps=:
+			;;
+      --features)
+			opt_features=:
+func_features
+			;;
+      --finish)
+			opt_finish=:
+set dummy --mode finish ${1+"$@"}; shift
+			;;
+      --help)
+			opt_help=:
+			;;
+      --help-all)
+			opt_help_all=:
+opt_help=': help-all'
+			;;
+      --mode)
+			test $# = 0 && func_missing_arg $opt && break
+			optarg="$1"
+			opt_mode="$optarg"
+case $optarg in
+  # Valid mode arguments:
+  clean|compile|execute|finish|install|link|relink|uninstall) ;;
+
+  # Catch anything else as an error
+  *) func_error "invalid argument for $opt"
+     exit_cmd=exit
+     break
+     ;;
+esac
+			shift
+			;;
+      --no-silent|--no-quiet)
+			opt_silent=false
+func_append preserve_args " $opt"
+			;;
+      --no-warning|--no-warn)
+			opt_warning=false
+func_append preserve_args " $opt"
+			;;
+      --no-verbose)
+			opt_verbose=false
+func_append preserve_args " $opt"
+			;;
+      --silent|--quiet)
+			opt_silent=:
+func_append preserve_args " $opt"
+        opt_verbose=false
+			;;
+      --verbose|-v)
+			opt_verbose=:
+func_append preserve_args " $opt"
+opt_silent=false
+			;;
+      --tag)
+			test $# = 0 && func_missing_arg $opt && break
+			optarg="$1"
+			opt_tag="$optarg"
+func_append preserve_args " $opt $optarg"
+func_enable_tag "$optarg"
+			shift
+			;;
+
+      -\?|-h)		func_usage				;;
+      --help)		func_help				;;
+      --version)	func_version				;;
+
+      # Separate optargs to long options:
+      --*=*)
+			func_split_long_opt "$opt"
+			set dummy "$func_split_long_opt_name" "$func_split_long_opt_arg" ${1+"$@"}
+			shift
+			;;
+
+      # Separate non-argument short options:
+      -\?*|-h*|-n*|-v*)
+			func_split_short_opt "$opt"
+			set dummy "$func_split_short_opt_name" "-$func_split_short_opt_arg" ${1+"$@"}
+			shift
+			;;
+
+      --)		break					;;
+      -*)		func_fatal_help "unrecognized option \`$opt'" ;;
+      *)		set dummy "$opt" ${1+"$@"};	shift; break  ;;
+    esac
+  done
+
+  # Validate options:
+
+  # save first non-option argument
+  if test "$#" -gt 0; then
+    nonopt="$opt"
+    shift
+  fi
+
+  # preserve --debug
+  test "$opt_debug" = : || func_append preserve_args " --debug"
+
+  case $host in
+    *cygwin* | *mingw* | *pw32* | *cegcc*)
+      # don't eliminate duplications in $postdeps and $predeps
+      opt_duplicate_compiler_generated_deps=:
+      ;;
+    *)
+      opt_duplicate_compiler_generated_deps=$opt_preserve_dup_deps
+      ;;
+  esac
+
+  $opt_help || {
+    # Sanity checks first:
+    func_check_version_match
+
+    if test "$build_libtool_libs" != yes && test "$build_old_libs" != yes; then
+      func_fatal_configuration "not configured to build any kind of library"
+    fi
+
+    # Darwin sucks
+    eval std_shrext=\"$shrext_cmds\"
+
+    # Only execute mode is allowed to have -dlopen flags.
+    if test -n "$opt_dlopen" && test "$opt_mode" != execute; then
+      func_error "unrecognized option \`-dlopen'"
+      $ECHO "$help" 1>&2
+      exit $EXIT_FAILURE
+    fi
+
+    # Change the help message to a mode-specific one.
+    generic_help="$help"
+    help="Try \`$progname --help --mode=$opt_mode' for more information."
+  }
+
+
+  # Bail if the options were screwed
+  $exit_cmd $EXIT_FAILURE
+}
+
+
+
+
+## ----------- ##
+##    Main.    ##
+## ----------- ##
+
+# func_lalib_p file
+# True iff FILE is a libtool `.la' library or `.lo' object file.
+# This function is only a basic sanity check; it will hardly flush out
+# determined imposters.
+func_lalib_p ()
+{
+    test -f "$1" &&
+      $SED -e 4q "$1" 2>/dev/null \
+        | $GREP "^# Generated by .*$PACKAGE" > /dev/null 2>&1
+}
+
+# func_lalib_unsafe_p file
+# True iff FILE is a libtool `.la' library or `.lo' object file.
+# This function implements the same check as func_lalib_p without
+# resorting to external programs.  To this end, it redirects stdin and
+# closes it afterwards, without saving the original file descriptor.
+# As a safety measure, use it only where a negative result would be
+# fatal anyway.  Works if `file' does not exist.
+func_lalib_unsafe_p ()
+{
+    lalib_p=no
+    if test -f "$1" && test -r "$1" && exec 5<&0 <"$1"; then
+	for lalib_p_l in 1 2 3 4
+	do
+	    read lalib_p_line
+	    case "$lalib_p_line" in
+		\#\ Generated\ by\ *$PACKAGE* ) lalib_p=yes; break;;
+	    esac
+	done
+	exec 0<&5 5<&-
+    fi
+    test "$lalib_p" = yes
+}
+
+# func_ltwrapper_script_p file
+# True iff FILE is a libtool wrapper script
+# This function is only a basic sanity check; it will hardly flush out
+# determined imposters.
+func_ltwrapper_script_p ()
+{
+    func_lalib_p "$1"
+}
+
+# func_ltwrapper_executable_p file
+# True iff FILE is a libtool wrapper executable
+# This function is only a basic sanity check; it will hardly flush out
+# determined imposters.
+func_ltwrapper_executable_p ()
+{
+    func_ltwrapper_exec_suffix=
+    case $1 in
+    *.exe) ;;
+    *) func_ltwrapper_exec_suffix=.exe ;;
+    esac
+    $GREP "$magic_exe" "$1$func_ltwrapper_exec_suffix" >/dev/null 2>&1
+}
+
+# func_ltwrapper_scriptname file
+# Assumes file is an ltwrapper_executable
+# uses $file to determine the appropriate filename for a
+# temporary ltwrapper_script.
+func_ltwrapper_scriptname ()
+{
+    func_dirname_and_basename "$1" "" "."
+    func_stripname '' '.exe' "$func_basename_result"
+    func_ltwrapper_scriptname_result="$func_dirname_result/$objdir/${func_stripname_result}_ltshwrapper"
+}
+
+# func_ltwrapper_p file
+# True iff FILE is a libtool wrapper script or wrapper executable
+# This function is only a basic sanity check; it will hardly flush out
+# determined imposters.
+func_ltwrapper_p ()
+{
+    func_ltwrapper_script_p "$1" || func_ltwrapper_executable_p "$1"
+}
+
+
+# func_execute_cmds commands fail_cmd
+# Execute tilde-delimited COMMANDS.
+# If FAIL_CMD is given, eval that upon failure.
+# FAIL_CMD may read-access the current command in variable CMD!
+func_execute_cmds ()
+{
+    $opt_debug
+    save_ifs=$IFS; IFS='~'
+    for cmd in $1; do
+      IFS=$save_ifs
+      eval cmd=\"$cmd\"
+      func_show_eval "$cmd" "${2-:}"
+    done
+    IFS=$save_ifs
+}
+
+
+# func_source file
+# Source FILE, adding directory component if necessary.
+# Note that it is not necessary on cygwin/mingw to append a dot to
+# FILE even if both FILE and FILE.exe exist: automatic-append-.exe
+# behavior happens only for exec(3), not for open(2)!  Also, sourcing
+# `FILE.' does not work on cygwin managed mounts.
+func_source ()
+{
+    $opt_debug
+    case $1 in
+    */* | *\\*)	. "$1" ;;
+    *)		. "./$1" ;;
+    esac
+}
+
+
+# func_resolve_sysroot PATH
+# Replace a leading = in PATH with a sysroot.  Store the result into
+# func_resolve_sysroot_result
+func_resolve_sysroot ()
+{
+  func_resolve_sysroot_result=$1
+  case $func_resolve_sysroot_result in
+  =*)
+    func_stripname '=' '' "$func_resolve_sysroot_result"
+    func_resolve_sysroot_result=$lt_sysroot$func_stripname_result
+    ;;
+  esac
+}
+
+# func_replace_sysroot PATH
+# If PATH begins with the sysroot, replace it with = and
+# store the result into func_replace_sysroot_result.
+func_replace_sysroot ()
+{
+  case "$lt_sysroot:$1" in
+  ?*:"$lt_sysroot"*)
+    func_stripname "$lt_sysroot" '' "$1"
+    func_replace_sysroot_result="=$func_stripname_result"
+    ;;
+  *)
+    # Including no sysroot.
+    func_replace_sysroot_result=$1
+    ;;
+  esac
+}
+
+# func_infer_tag arg
+# Infer tagged configuration to use if any are available and
+# if one wasn't chosen via the "--tag" command line option.
+# Only attempt this if the compiler in the base compile
+# command doesn't match the default compiler.
+# arg is usually of the form 'gcc ...'
+func_infer_tag ()
+{
+    $opt_debug
+    if test -n "$available_tags" && test -z "$tagname"; then
+      CC_quoted=
+      for arg in $CC; do
+	func_append_quoted CC_quoted "$arg"
+      done
+      CC_expanded=`func_echo_all $CC`
+      CC_quoted_expanded=`func_echo_all $CC_quoted`
+      case $@ in
+      # Blanks in the command may have been stripped by the calling shell,
+      # but not from the CC environment variable when configure was run.
+      " $CC "* | "$CC "* | " $CC_expanded "* | "$CC_expanded "* | \
+      " $CC_quoted"* | "$CC_quoted "* | " $CC_quoted_expanded "* | "$CC_quoted_expanded "*) ;;
+      # Blanks at the start of $base_compile will cause this to fail
+      # if we don't check for them as well.
+      *)
+	for z in $available_tags; do
+	  if $GREP "^# ### BEGIN LIBTOOL TAG CONFIG: $z$" < "$progpath" > /dev/null; then
+	    # Evaluate the configuration.
+	    eval "`${SED} -n -e '/^# ### BEGIN LIBTOOL TAG CONFIG: '$z'$/,/^# ### END LIBTOOL TAG CONFIG: '$z'$/p' < $progpath`"
+	    CC_quoted=
+	    for arg in $CC; do
+	      # Double-quote args containing other shell metacharacters.
+	      func_append_quoted CC_quoted "$arg"
+	    done
+	    CC_expanded=`func_echo_all $CC`
+	    CC_quoted_expanded=`func_echo_all $CC_quoted`
+	    case "$@ " in
+	    " $CC "* | "$CC "* | " $CC_expanded "* | "$CC_expanded "* | \
+	    " $CC_quoted"* | "$CC_quoted "* | " $CC_quoted_expanded "* | "$CC_quoted_expanded "*)
+	      # The compiler in the base compile command matches
+	      # the one in the tagged configuration.
+	      # Assume this is the tagged configuration we want.
+	      tagname=$z
+	      break
+	      ;;
+	    esac
+	  fi
+	done
+	# If $tagname still isn't set, then no tagged configuration
+	# was found and let the user know that the "--tag" command
+	# line option must be used.
+	if test -z "$tagname"; then
+	  func_echo "unable to infer tagged configuration"
+	  func_fatal_error "specify a tag with \`--tag'"
+#	else
+#	  func_verbose "using $tagname tagged configuration"
+	fi
+	;;
+      esac
+    fi
+}
+
+
+
+# func_write_libtool_object output_name pic_name nonpic_name
+# Create a libtool object file (analogous to a ".la" file),
+# but don't create it if we're doing a dry run.
+func_write_libtool_object ()
+{
+    write_libobj=${1}
+    if test "$build_libtool_libs" = yes; then
+      write_lobj=\'${2}\'
+    else
+      write_lobj=none
+    fi
+
+    if test "$build_old_libs" = yes; then
+      write_oldobj=\'${3}\'
+    else
+      write_oldobj=none
+    fi
+
+    $opt_dry_run || {
+      cat >${write_libobj}T <<EOF
+# $write_libobj - a libtool object file
+# Generated by $PROGRAM (GNU $PACKAGE$TIMESTAMP) $VERSION
+#
+# Please DO NOT delete this file!
+# It is necessary for linking the library.
+
+# Name of the PIC object.
+pic_object=$write_lobj
+
+# Name of the non-PIC object
+non_pic_object=$write_oldobj
+
+EOF
+      $MV "${write_libobj}T" "${write_libobj}"
+    }
+}
+
+
+##################################################
+# FILE NAME AND PATH CONVERSION HELPER FUNCTIONS #
+##################################################
+
+# func_convert_core_file_wine_to_w32 ARG
+# Helper function used by file name conversion functions when $build is *nix,
+# and $host is mingw, cygwin, or some other w32 environment. Relies on a
+# correctly configured wine environment available, with the winepath program
+# in $build's $PATH.
+#
+# ARG is the $build file name to be converted to w32 format.
+# Result is available in $func_convert_core_file_wine_to_w32_result, and will
+# be empty on error (or when ARG is empty)
+func_convert_core_file_wine_to_w32 ()
+{
+  $opt_debug
+  func_convert_core_file_wine_to_w32_result="$1"
+  if test -n "$1"; then
+    # Unfortunately, winepath does not exit with a non-zero error code, so we
+    # are forced to check the contents of stdout. On the other hand, if the
+    # command is not found, the shell will set an exit code of 127 and print
+    # *an error message* to stdout. So we must check for both error code of
+    # zero AND non-empty stdout, which explains the odd construction:
+    func_convert_core_file_wine_to_w32_tmp=`winepath -w "$1" 2>/dev/null`
+    if test "$?" -eq 0 && test -n "${func_convert_core_file_wine_to_w32_tmp}"; then
+      func_convert_core_file_wine_to_w32_result=`$ECHO "$func_convert_core_file_wine_to_w32_tmp" |
+        $SED -e "$lt_sed_naive_backslashify"`
+    else
+      func_convert_core_file_wine_to_w32_result=
+    fi
+  fi
+}
+# end: func_convert_core_file_wine_to_w32
+
+
+# func_convert_core_path_wine_to_w32 ARG
+# Helper function used by path conversion functions when $build is *nix, and
+# $host is mingw, cygwin, or some other w32 environment. Relies on a correctly
+# configured wine environment available, with the winepath program in $build's
+# $PATH. Assumes ARG has no leading or trailing path separator characters.
+#
+# ARG is path to be converted from $build format to win32.
+# Result is available in $func_convert_core_path_wine_to_w32_result.
+# Unconvertible file (directory) names in ARG are skipped; if no directory names
+# are convertible, then the result may be empty.
+func_convert_core_path_wine_to_w32 ()
+{
+  $opt_debug
+  # unfortunately, winepath doesn't convert paths, only file names
+  func_convert_core_path_wine_to_w32_result=""
+  if test -n "$1"; then
+    oldIFS=$IFS
+    IFS=:
+    for func_convert_core_path_wine_to_w32_f in $1; do
+      IFS=$oldIFS
+      func_convert_core_file_wine_to_w32 "$func_convert_core_path_wine_to_w32_f"
+      if test -n "$func_convert_core_file_wine_to_w32_result" ; then
+        if test -z "$func_convert_core_path_wine_to_w32_result"; then
+          func_convert_core_path_wine_to_w32_result="$func_convert_core_file_wine_to_w32_result"
+        else
+          func_append func_convert_core_path_wine_to_w32_result ";$func_convert_core_file_wine_to_w32_result"
+        fi
+      fi
+    done
+    IFS=$oldIFS
+  fi
+}
+# end: func_convert_core_path_wine_to_w32
+
+
+# func_cygpath ARGS...
+# Wrapper around calling the cygpath program via LT_CYGPATH. This is used when
+# when (1) $build is *nix and Cygwin is hosted via a wine environment; or (2)
+# $build is MSYS and $host is Cygwin, or (3) $build is Cygwin. In case (1) or
+# (2), returns the Cygwin file name or path in func_cygpath_result (input
+# file name or path is assumed to be in w32 format, as previously converted
+# from $build's *nix or MSYS format). In case (3), returns the w32 file name
+# or path in func_cygpath_result (input file name or path is assumed to be in
+# Cygwin format). Returns an empty string on error.
+#
+# ARGS are passed to cygpath, with the last one being the file name or path to
+# be converted.
+#
+# Specify the absolute *nix (or w32) name to cygpath in the LT_CYGPATH
+# environment variable; do not put it in $PATH.
+func_cygpath ()
+{
+  $opt_debug
+  if test -n "$LT_CYGPATH" && test -f "$LT_CYGPATH"; then
+    func_cygpath_result=`$LT_CYGPATH "$@" 2>/dev/null`
+    if test "$?" -ne 0; then
+      # on failure, ensure result is empty
+      func_cygpath_result=
+    fi
+  else
+    func_cygpath_result=
+    func_error "LT_CYGPATH is empty or specifies non-existent file: \`$LT_CYGPATH'"
+  fi
+}
+#end: func_cygpath
+
+
+# func_convert_core_msys_to_w32 ARG
+# Convert file name or path ARG from MSYS format to w32 format.  Return
+# result in func_convert_core_msys_to_w32_result.
+func_convert_core_msys_to_w32 ()
+{
+  $opt_debug
+  # awkward: cmd appends spaces to result
+  func_convert_core_msys_to_w32_result=`( cmd //c echo "$1" ) 2>/dev/null |
+    $SED -e 's/[ ]*$//' -e "$lt_sed_naive_backslashify"`
+}
+#end: func_convert_core_msys_to_w32
+
+
+# func_convert_file_check ARG1 ARG2
+# Verify that ARG1 (a file name in $build format) was converted to $host
+# format in ARG2. Otherwise, emit an error message, but continue (resetting
+# func_to_host_file_result to ARG1).
+func_convert_file_check ()
+{
+  $opt_debug
+  if test -z "$2" && test -n "$1" ; then
+    func_error "Could not determine host file name corresponding to"
+    func_error "  \`$1'"
+    func_error "Continuing, but uninstalled executables may not work."
+    # Fallback:
+    func_to_host_file_result="$1"
+  fi
+}
+# end func_convert_file_check
+
+
+# func_convert_path_check FROM_PATHSEP TO_PATHSEP FROM_PATH TO_PATH
+# Verify that FROM_PATH (a path in $build format) was converted to $host
+# format in TO_PATH. Otherwise, emit an error message, but continue, resetting
+# func_to_host_file_result to a simplistic fallback value (see below).
+func_convert_path_check ()
+{
+  $opt_debug
+  if test -z "$4" && test -n "$3"; then
+    func_error "Could not determine the host path corresponding to"
+    func_error "  \`$3'"
+    func_error "Continuing, but uninstalled executables may not work."
+    # Fallback.  This is a deliberately simplistic "conversion" and
+    # should not be "improved".  See libtool.info.
+    if test "x$1" != "x$2"; then
+      lt_replace_pathsep_chars="s|$1|$2|g"
+      func_to_host_path_result=`echo "$3" |
+        $SED -e "$lt_replace_pathsep_chars"`
+    else
+      func_to_host_path_result="$3"
+    fi
+  fi
+}
+# end func_convert_path_check
+
+
+# func_convert_path_front_back_pathsep FRONTPAT BACKPAT REPL ORIG
+# Modifies func_to_host_path_result by prepending REPL if ORIG matches FRONTPAT
+# and appending REPL if ORIG matches BACKPAT.
+func_convert_path_front_back_pathsep ()
+{
+  $opt_debug
+  case $4 in
+  $1 ) func_to_host_path_result="$3$func_to_host_path_result"
+    ;;
+  esac
+  case $4 in
+  $2 ) func_append func_to_host_path_result "$3"
+    ;;
+  esac
+}
+# end func_convert_path_front_back_pathsep
+
+
+##################################################
+# $build to $host FILE NAME CONVERSION FUNCTIONS #
+##################################################
+# invoked via `$to_host_file_cmd ARG'
+#
+# In each case, ARG is the path to be converted from $build to $host format.
+# Result will be available in $func_to_host_file_result.
+
+
+# func_to_host_file ARG
+# Converts the file name ARG from $build format to $host format. Return result
+# in func_to_host_file_result.
+func_to_host_file ()
+{
+  $opt_debug
+  $to_host_file_cmd "$1"
+}
+# end func_to_host_file
+
+
+# func_to_tool_file ARG LAZY
+# converts the file name ARG from $build format to toolchain format. Return
+# result in func_to_tool_file_result.  If the conversion in use is listed
+# in (the comma separated) LAZY, no conversion takes place.
+func_to_tool_file ()
+{
+  $opt_debug
+  case ,$2, in
+    *,"$to_tool_file_cmd",*)
+      func_to_tool_file_result=$1
+      ;;
+    *)
+      $to_tool_file_cmd "$1"
+      func_to_tool_file_result=$func_to_host_file_result
+      ;;
+  esac
+}
+# end func_to_tool_file
+
+
+# func_convert_file_noop ARG
+# Copy ARG to func_to_host_file_result.
+func_convert_file_noop ()
+{
+  func_to_host_file_result="$1"
+}
+# end func_convert_file_noop
+
+
+# func_convert_file_msys_to_w32 ARG
+# Convert file name ARG from (mingw) MSYS to (mingw) w32 format; automatic
+# conversion to w32 is not available inside the cwrapper.  Returns result in
+# func_to_host_file_result.
+func_convert_file_msys_to_w32 ()
+{
+  $opt_debug
+  func_to_host_file_result="$1"
+  if test -n "$1"; then
+    func_convert_core_msys_to_w32 "$1"
+    func_to_host_file_result="$func_convert_core_msys_to_w32_result"
+  fi
+  func_convert_file_check "$1" "$func_to_host_file_result"
+}
+# end func_convert_file_msys_to_w32
+
+
+# func_convert_file_cygwin_to_w32 ARG
+# Convert file name ARG from Cygwin to w32 format.  Returns result in
+# func_to_host_file_result.
+func_convert_file_cygwin_to_w32 ()
+{
+  $opt_debug
+  func_to_host_file_result="$1"
+  if test -n "$1"; then
+    # because $build is cygwin, we call "the" cygpath in $PATH; no need to use
+    # LT_CYGPATH in this case.
+    func_to_host_file_result=`cygpath -m "$1"`
+  fi
+  func_convert_file_check "$1" "$func_to_host_file_result"
+}
+# end func_convert_file_cygwin_to_w32
+
+
+# func_convert_file_nix_to_w32 ARG
+# Convert file name ARG from *nix to w32 format.  Requires a wine environment
+# and a working winepath. Returns result in func_to_host_file_result.
+func_convert_file_nix_to_w32 ()
+{
+  $opt_debug
+  func_to_host_file_result="$1"
+  if test -n "$1"; then
+    func_convert_core_file_wine_to_w32 "$1"
+    func_to_host_file_result="$func_convert_core_file_wine_to_w32_result"
+  fi
+  func_convert_file_check "$1" "$func_to_host_file_result"
+}
+# end func_convert_file_nix_to_w32
+
+
+# func_convert_file_msys_to_cygwin ARG
+# Convert file name ARG from MSYS to Cygwin format.  Requires LT_CYGPATH set.
+# Returns result in func_to_host_file_result.
+func_convert_file_msys_to_cygwin ()
+{
+  $opt_debug
+  func_to_host_file_result="$1"
+  if test -n "$1"; then
+    func_convert_core_msys_to_w32 "$1"
+    func_cygpath -u "$func_convert_core_msys_to_w32_result"
+    func_to_host_file_result="$func_cygpath_result"
+  fi
+  func_convert_file_check "$1" "$func_to_host_file_result"
+}
+# end func_convert_file_msys_to_cygwin
+
+
+# func_convert_file_nix_to_cygwin ARG
+# Convert file name ARG from *nix to Cygwin format.  Requires Cygwin installed
+# in a wine environment, working winepath, and LT_CYGPATH set.  Returns result
+# in func_to_host_file_result.
+func_convert_file_nix_to_cygwin ()
+{
+  $opt_debug
+  func_to_host_file_result="$1"
+  if test -n "$1"; then
+    # convert from *nix to w32, then use cygpath to convert from w32 to cygwin.
+    func_convert_core_file_wine_to_w32 "$1"
+    func_cygpath -u "$func_convert_core_file_wine_to_w32_result"
+    func_to_host_file_result="$func_cygpath_result"
+  fi
+  func_convert_file_check "$1" "$func_to_host_file_result"
+}
+# end func_convert_file_nix_to_cygwin
+
+
+#############################################
+# $build to $host PATH CONVERSION FUNCTIONS #
+#############################################
+# invoked via `$to_host_path_cmd ARG'
+#
+# In each case, ARG is the path to be converted from $build to $host format.
+# The result will be available in $func_to_host_path_result.
+#
+# Path separators are also converted from $build format to $host format.  If
+# ARG begins or ends with a path separator character, it is preserved (but
+# converted to $host format) on output.
+#
+# All path conversion functions are named using the following convention:
+#   file name conversion function    : func_convert_file_X_to_Y ()
+#   path conversion function         : func_convert_path_X_to_Y ()
+# where, for any given $build/$host combination the 'X_to_Y' value is the
+# same.  If conversion functions are added for new $build/$host combinations,
+# the two new functions must follow this pattern, or func_init_to_host_path_cmd
+# will break.
+
+
+# func_init_to_host_path_cmd
+# Ensures that function "pointer" variable $to_host_path_cmd is set to the
+# appropriate value, based on the value of $to_host_file_cmd.
+to_host_path_cmd=
+func_init_to_host_path_cmd ()
+{
+  $opt_debug
+  if test -z "$to_host_path_cmd"; then
+    func_stripname 'func_convert_file_' '' "$to_host_file_cmd"
+    to_host_path_cmd="func_convert_path_${func_stripname_result}"
+  fi
+}
+
+
+# func_to_host_path ARG
+# Converts the path ARG from $build format to $host format. Return result
+# in func_to_host_path_result.
+func_to_host_path ()
+{
+  $opt_debug
+  func_init_to_host_path_cmd
+  $to_host_path_cmd "$1"
+}
+# end func_to_host_path
+
+
+# func_convert_path_noop ARG
+# Copy ARG to func_to_host_path_result.
+func_convert_path_noop ()
+{
+  func_to_host_path_result="$1"
+}
+# end func_convert_path_noop
+
+
+# func_convert_path_msys_to_w32 ARG
+# Convert path ARG from (mingw) MSYS to (mingw) w32 format; automatic
+# conversion to w32 is not available inside the cwrapper.  Returns result in
+# func_to_host_path_result.
+func_convert_path_msys_to_w32 ()
+{
+  $opt_debug
+  func_to_host_path_result="$1"
+  if test -n "$1"; then
+    # Remove leading and trailing path separator characters from ARG.  MSYS
+    # behavior is inconsistent here; cygpath turns them into '.;' and ';.';
+    # and winepath ignores them completely.
+    func_stripname : : "$1"
+    func_to_host_path_tmp1=$func_stripname_result
+    func_convert_core_msys_to_w32 "$func_to_host_path_tmp1"
+    func_to_host_path_result="$func_convert_core_msys_to_w32_result"
+    func_convert_path_check : ";" \
+      "$func_to_host_path_tmp1" "$func_to_host_path_result"
+    func_convert_path_front_back_pathsep ":*" "*:" ";" "$1"
+  fi
+}
+# end func_convert_path_msys_to_w32
+
+
+# func_convert_path_cygwin_to_w32 ARG
+# Convert path ARG from Cygwin to w32 format.  Returns result in
+# func_to_host_file_result.
+func_convert_path_cygwin_to_w32 ()
+{
+  $opt_debug
+  func_to_host_path_result="$1"
+  if test -n "$1"; then
+    # See func_convert_path_msys_to_w32:
+    func_stripname : : "$1"
+    func_to_host_path_tmp1=$func_stripname_result
+    func_to_host_path_result=`cygpath -m -p "$func_to_host_path_tmp1"`
+    func_convert_path_check : ";" \
+      "$func_to_host_path_tmp1" "$func_to_host_path_result"
+    func_convert_path_front_back_pathsep ":*" "*:" ";" "$1"
+  fi
+}
+# end func_convert_path_cygwin_to_w32
+
+
+# func_convert_path_nix_to_w32 ARG
+# Convert path ARG from *nix to w32 format.  Requires a wine environment and
+# a working winepath.  Returns result in func_to_host_file_result.
+func_convert_path_nix_to_w32 ()
+{
+  $opt_debug
+  func_to_host_path_result="$1"
+  if test -n "$1"; then
+    # See func_convert_path_msys_to_w32:
+    func_stripname : : "$1"
+    func_to_host_path_tmp1=$func_stripname_result
+    func_convert_core_path_wine_to_w32 "$func_to_host_path_tmp1"
+    func_to_host_path_result="$func_convert_core_path_wine_to_w32_result"
+    func_convert_path_check : ";" \
+      "$func_to_host_path_tmp1" "$func_to_host_path_result"
+    func_convert_path_front_back_pathsep ":*" "*:" ";" "$1"
+  fi
+}
+# end func_convert_path_nix_to_w32
+
+
+# func_convert_path_msys_to_cygwin ARG
+# Convert path ARG from MSYS to Cygwin format.  Requires LT_CYGPATH set.
+# Returns result in func_to_host_file_result.
+func_convert_path_msys_to_cygwin ()
+{
+  $opt_debug
+  func_to_host_path_result="$1"
+  if test -n "$1"; then
+    # See func_convert_path_msys_to_w32:
+    func_stripname : : "$1"
+    func_to_host_path_tmp1=$func_stripname_result
+    func_convert_core_msys_to_w32 "$func_to_host_path_tmp1"
+    func_cygpath -u -p "$func_convert_core_msys_to_w32_result"
+    func_to_host_path_result="$func_cygpath_result"
+    func_convert_path_check : : \
+      "$func_to_host_path_tmp1" "$func_to_host_path_result"
+    func_convert_path_front_back_pathsep ":*" "*:" : "$1"
+  fi
+}
+# end func_convert_path_msys_to_cygwin
+
+
+# func_convert_path_nix_to_cygwin ARG
+# Convert path ARG from *nix to Cygwin format.  Requires Cygwin installed in a
+# a wine environment, working winepath, and LT_CYGPATH set.  Returns result in
+# func_to_host_file_result.
+func_convert_path_nix_to_cygwin ()
+{
+  $opt_debug
+  func_to_host_path_result="$1"
+  if test -n "$1"; then
+    # Remove leading and trailing path separator characters from
+    # ARG. msys behavior is inconsistent here, cygpath turns them
+    # into '.;' and ';.', and winepath ignores them completely.
+    func_stripname : : "$1"
+    func_to_host_path_tmp1=$func_stripname_result
+    func_convert_core_path_wine_to_w32 "$func_to_host_path_tmp1"
+    func_cygpath -u -p "$func_convert_core_path_wine_to_w32_result"
+    func_to_host_path_result="$func_cygpath_result"
+    func_convert_path_check : : \
+      "$func_to_host_path_tmp1" "$func_to_host_path_result"
+    func_convert_path_front_back_pathsep ":*" "*:" : "$1"
+  fi
+}
+# end func_convert_path_nix_to_cygwin
+
+
+# func_mode_compile arg...
+func_mode_compile ()
+{
+    $opt_debug
+    # Get the compilation command and the source file.
+    base_compile=
+    srcfile="$nonopt"  #  always keep a non-empty value in "srcfile"
+    suppress_opt=yes
+    suppress_output=
+    arg_mode=normal
+    libobj=
+    later=
+    pie_flag=
+
+    for arg
+    do
+      case $arg_mode in
+      arg  )
+	# do not "continue".  Instead, add this to base_compile
+	lastarg="$arg"
+	arg_mode=normal
+	;;
+
+      target )
+	libobj="$arg"
+	arg_mode=normal
+	continue
+	;;
+
+      normal )
+	# Accept any command-line options.
+	case $arg in
+	-o)
+	  test -n "$libobj" && \
+	    func_fatal_error "you cannot specify \`-o' more than once"
+	  arg_mode=target
+	  continue
+	  ;;
+
+	-pie | -fpie | -fPIE)
+          func_append pie_flag " $arg"
+	  continue
+	  ;;
+
+	-shared | -static | -prefer-pic | -prefer-non-pic)
+	  func_append later " $arg"
+	  continue
+	  ;;
+
+	-no-suppress)
+	  suppress_opt=no
+	  continue
+	  ;;
+
+	-Xcompiler)
+	  arg_mode=arg  #  the next one goes into the "base_compile" arg list
+	  continue      #  The current "srcfile" will either be retained or
+	  ;;            #  replaced later.  I would guess that would be a bug.
+
+	-Wc,*)
+	  func_stripname '-Wc,' '' "$arg"
+	  args=$func_stripname_result
+	  lastarg=
+	  save_ifs="$IFS"; IFS=','
+	  for arg in $args; do
+	    IFS="$save_ifs"
+	    func_append_quoted lastarg "$arg"
+	  done
+	  IFS="$save_ifs"
+	  func_stripname ' ' '' "$lastarg"
+	  lastarg=$func_stripname_result
+
+	  # Add the arguments to base_compile.
+	  func_append base_compile " $lastarg"
+	  continue
+	  ;;
+
+	*)
+	  # Accept the current argument as the source file.
+	  # The previous "srcfile" becomes the current argument.
+	  #
+	  lastarg="$srcfile"
+	  srcfile="$arg"
+	  ;;
+	esac  #  case $arg
+	;;
+      esac    #  case $arg_mode
+
+      # Aesthetically quote the previous argument.
+      func_append_quoted base_compile "$lastarg"
+    done # for arg
+
+    case $arg_mode in
+    arg)
+      func_fatal_error "you must specify an argument for -Xcompile"
+      ;;
+    target)
+      func_fatal_error "you must specify a target with \`-o'"
+      ;;
+    *)
+      # Get the name of the library object.
+      test -z "$libobj" && {
+	func_basename "$srcfile"
+	libobj="$func_basename_result"
+      }
+      ;;
+    esac
+
+    # Recognize several different file suffixes.
+    # If the user specifies -o file.o, it is replaced with file.lo
+    case $libobj in
+    *.[cCFSifmso] | \
+    *.ada | *.adb | *.ads | *.asm | \
+    *.c++ | *.cc | *.ii | *.class | *.cpp | *.cxx | \
+    *.[fF][09]? | *.for | *.java | *.go | *.obj | *.sx | *.cu | *.cup)
+      func_xform "$libobj"
+      libobj=$func_xform_result
+      ;;
+    esac
+
+    case $libobj in
+    *.lo) func_lo2o "$libobj"; obj=$func_lo2o_result ;;
+    *)
+      func_fatal_error "cannot determine name of library object from \`$libobj'"
+      ;;
+    esac
+
+    func_infer_tag $base_compile
+
+    for arg in $later; do
+      case $arg in
+      -shared)
+	test "$build_libtool_libs" != yes && \
+	  func_fatal_configuration "can not build a shared library"
+	build_old_libs=no
+	continue
+	;;
+
+      -static)
+	build_libtool_libs=no
+	build_old_libs=yes
+	continue
+	;;
+
+      -prefer-pic)
+	pic_mode=yes
+	continue
+	;;
+
+      -prefer-non-pic)
+	pic_mode=no
+	continue
+	;;
+      esac
+    done
+
+    func_quote_for_eval "$libobj"
+    test "X$libobj" != "X$func_quote_for_eval_result" \
+      && $ECHO "X$libobj" | $GREP '[]~#^*{};<>?"'"'"'	 &()|`$[]' \
+      && func_warning "libobj name \`$libobj' may not contain shell special characters."
+    func_dirname_and_basename "$obj" "/" ""
+    objname="$func_basename_result"
+    xdir="$func_dirname_result"
+    lobj=${xdir}$objdir/$objname
+
+    test -z "$base_compile" && \
+      func_fatal_help "you must specify a compilation command"
+
+    # Delete any leftover library objects.
+    if test "$build_old_libs" = yes; then
+      removelist="$obj $lobj $libobj ${libobj}T"
+    else
+      removelist="$lobj $libobj ${libobj}T"
+    fi
+
+    # On Cygwin there's no "real" PIC flag so we must build both object types
+    case $host_os in
+    cygwin* | mingw* | pw32* | os2* | cegcc*)
+      pic_mode=default
+      ;;
+    esac
+    if test "$pic_mode" = no && test "$deplibs_check_method" != pass_all; then
+      # non-PIC code in shared libraries is not supported
+      pic_mode=default
+    fi
+
+    # Calculate the filename of the output object if compiler does
+    # not support -o with -c
+    if test "$compiler_c_o" = no; then
+      output_obj=`$ECHO "$srcfile" | $SED 's%^.*/%%; s%\.[^.]*$%%'`.${objext}
+      lockfile="$output_obj.lock"
+    else
+      output_obj=
+      need_locks=no
+      lockfile=
+    fi
+
+    # Lock this critical section if it is needed
+    # We use this script file to make the link, it avoids creating a new file
+    if test "$need_locks" = yes; then
+      until $opt_dry_run || ln "$progpath" "$lockfile" 2>/dev/null; do
+	func_echo "Waiting for $lockfile to be removed"
+	sleep 2
+      done
+    elif test "$need_locks" = warn; then
+      if test -f "$lockfile"; then
+	$ECHO "\
+*** ERROR, $lockfile exists and contains:
+`cat $lockfile 2>/dev/null`
+
+This indicates that another process is trying to use the same
+temporary object file, and libtool could not work around it because
+your compiler does not support \`-c' and \`-o' together.  If you
+repeat this compilation, it may succeed, by chance, but you had better
+avoid parallel builds (make -j) in this platform, or get a better
+compiler."
+
+	$opt_dry_run || $RM $removelist
+	exit $EXIT_FAILURE
+      fi
+      func_append removelist " $output_obj"
+      $ECHO "$srcfile" > "$lockfile"
+    fi
+
+    $opt_dry_run || $RM $removelist
+    func_append removelist " $lockfile"
+    trap '$opt_dry_run || $RM $removelist; exit $EXIT_FAILURE' 1 2 15
+
+    func_to_tool_file "$srcfile" func_convert_file_msys_to_w32
+    srcfile=$func_to_tool_file_result
+    func_quote_for_eval "$srcfile"
+    qsrcfile=$func_quote_for_eval_result
+
+    # Only build a PIC object if we are building libtool libraries.
+    if test "$build_libtool_libs" = yes; then
+      # Without this assignment, base_compile gets emptied.
+      fbsd_hideous_sh_bug=$base_compile
+
+      if test "$pic_mode" != no; then
+	command="$base_compile $qsrcfile $pic_flag"
+      else
+	# Don't build PIC code
+	command="$base_compile $qsrcfile"
+      fi
+
+      func_mkdir_p "$xdir$objdir"
+
+      if test -z "$output_obj"; then
+	# Place PIC objects in $objdir
+	func_append command " -o $lobj"
+      fi
+
+      func_show_eval_locale "$command"	\
+          'test -n "$output_obj" && $RM $removelist; exit $EXIT_FAILURE'
+
+      if test "$need_locks" = warn &&
+	 test "X`cat $lockfile 2>/dev/null`" != "X$srcfile"; then
+	$ECHO "\
+*** ERROR, $lockfile contains:
+`cat $lockfile 2>/dev/null`
+
+but it should contain:
+$srcfile
+
+This indicates that another process is trying to use the same
+temporary object file, and libtool could not work around it because
+your compiler does not support \`-c' and \`-o' together.  If you
+repeat this compilation, it may succeed, by chance, but you had better
+avoid parallel builds (make -j) in this platform, or get a better
+compiler."
+
+	$opt_dry_run || $RM $removelist
+	exit $EXIT_FAILURE
+      fi
+
+      # Just move the object if needed, then go on to compile the next one
+      if test -n "$output_obj" && test "X$output_obj" != "X$lobj"; then
+	func_show_eval '$MV "$output_obj" "$lobj"' \
+	  'error=$?; $opt_dry_run || $RM $removelist; exit $error'
+      fi
+
+      # Allow error messages only from the first compilation.
+      if test "$suppress_opt" = yes; then
+	suppress_output=' >/dev/null 2>&1'
+      fi
+    fi
+
+    # Only build a position-dependent object if we build old libraries.
+    if test "$build_old_libs" = yes; then
+      if test "$pic_mode" != yes; then
+	# Don't build PIC code
+	command="$base_compile $qsrcfile$pie_flag"
+      else
+	command="$base_compile $qsrcfile $pic_flag"
+      fi
+      if test "$compiler_c_o" = yes; then
+	func_append command " -o $obj"
+      fi
+
+      # Suppress compiler output if we already did a PIC compilation.
+      func_append command "$suppress_output"
+      func_show_eval_locale "$command" \
+        '$opt_dry_run || $RM $removelist; exit $EXIT_FAILURE'
+
+      if test "$need_locks" = warn &&
+	 test "X`cat $lockfile 2>/dev/null`" != "X$srcfile"; then
+	$ECHO "\
+*** ERROR, $lockfile contains:
+`cat $lockfile 2>/dev/null`
+
+but it should contain:
+$srcfile
+
+This indicates that another process is trying to use the same
+temporary object file, and libtool could not work around it because
+your compiler does not support \`-c' and \`-o' together.  If you
+repeat this compilation, it may succeed, by chance, but you had better
+avoid parallel builds (make -j) in this platform, or get a better
+compiler."
+
+	$opt_dry_run || $RM $removelist
+	exit $EXIT_FAILURE
+      fi
+
+      # Just move the object if needed
+      if test -n "$output_obj" && test "X$output_obj" != "X$obj"; then
+	func_show_eval '$MV "$output_obj" "$obj"' \
+	  'error=$?; $opt_dry_run || $RM $removelist; exit $error'
+      fi
+    fi
+
+    $opt_dry_run || {
+      func_write_libtool_object "$libobj" "$objdir/$objname" "$objname"
+
+      # Unlock the critical section if it was locked
+      if test "$need_locks" != no; then
+	removelist=$lockfile
+        $RM "$lockfile"
+      fi
+    }
+
+    exit $EXIT_SUCCESS
+}
+
+$opt_help || {
+  test "$opt_mode" = compile && func_mode_compile ${1+"$@"}
+}
+
+func_mode_help ()
+{
+    # We need to display help for each of the modes.
+    case $opt_mode in
+      "")
+        # Generic help is extracted from the usage comments
+        # at the start of this file.
+        func_help
+        ;;
+
+      clean)
+        $ECHO \
+"Usage: $progname [OPTION]... --mode=clean RM [RM-OPTION]... FILE...
+
+Remove files from the build directory.
+
+RM is the name of the program to use to delete files associated with each FILE
+(typically \`/bin/rm').  RM-OPTIONS are options (such as \`-f') to be passed
+to RM.
+
+If FILE is a libtool library, object or program, all the files associated
+with it are deleted. Otherwise, only FILE itself is deleted using RM."
+        ;;
+
+      compile)
+      $ECHO \
+"Usage: $progname [OPTION]... --mode=compile COMPILE-COMMAND... SOURCEFILE
+
+Compile a source file into a libtool library object.
+
+This mode accepts the following additional options:
+
+  -o OUTPUT-FILE    set the output file name to OUTPUT-FILE
+  -no-suppress      do not suppress compiler output for multiple passes
+  -prefer-pic       try to build PIC objects only
+  -prefer-non-pic   try to build non-PIC objects only
+  -shared           do not build a \`.o' file suitable for static linking
+  -static           only build a \`.o' file suitable for static linking
+  -Wc,FLAG          pass FLAG directly to the compiler
+
+COMPILE-COMMAND is a command to be used in creating a \`standard' object file
+from the given SOURCEFILE.
+
+The output file name is determined by removing the directory component from
+SOURCEFILE, then substituting the C source code suffix \`.c' with the
+library object suffix, \`.lo'."
+        ;;
+
+      execute)
+        $ECHO \
+"Usage: $progname [OPTION]... --mode=execute COMMAND [ARGS]...
+
+Automatically set library path, then run a program.
+
+This mode accepts the following additional options:
+
+  -dlopen FILE      add the directory containing FILE to the library path
+
+This mode sets the library path environment variable according to \`-dlopen'
+flags.
+
+If any of the ARGS are libtool executable wrappers, then they are translated
+into their corresponding uninstalled binary, and any of their required library
+directories are added to the library path.
+
+Then, COMMAND is executed, with ARGS as arguments."
+        ;;
+
+      finish)
+        $ECHO \
+"Usage: $progname [OPTION]... --mode=finish [LIBDIR]...
+
+Complete the installation of libtool libraries.
+
+Each LIBDIR is a directory that contains libtool libraries.
+
+The commands that this mode executes may require superuser privileges.  Use
+the \`--dry-run' option if you just want to see what would be executed."
+        ;;
+
+      install)
+        $ECHO \
+"Usage: $progname [OPTION]... --mode=install INSTALL-COMMAND...
+
+Install executables or libraries.
+
+INSTALL-COMMAND is the installation command.  The first component should be
+either the \`install' or \`cp' program.
+
+The following components of INSTALL-COMMAND are treated specially:
+
+  -inst-prefix-dir PREFIX-DIR  Use PREFIX-DIR as a staging area for installation
+
+The rest of the components are interpreted as arguments to that command (only
+BSD-compatible install options are recognized)."
+        ;;
+
+      link)
+        $ECHO \
+"Usage: $progname [OPTION]... --mode=link LINK-COMMAND...
+
+Link object files or libraries together to form another library, or to
+create an executable program.
+
+LINK-COMMAND is a command using the C compiler that you would use to create
+a program from several object files.
+
+The following components of LINK-COMMAND are treated specially:
+
+  -all-static       do not do any dynamic linking at all
+  -avoid-version    do not add a version suffix if possible
+  -bindir BINDIR    specify path to binaries directory (for systems where
+                    libraries must be found in the PATH setting at runtime)
+  -dlopen FILE      \`-dlpreopen' FILE if it cannot be dlopened at runtime
+  -dlpreopen FILE   link in FILE and add its symbols to lt_preloaded_symbols
+  -export-dynamic   allow symbols from OUTPUT-FILE to be resolved with dlsym(3)
+  -export-symbols SYMFILE
+                    try to export only the symbols listed in SYMFILE
+  -export-symbols-regex REGEX
+                    try to export only the symbols matching REGEX
+  -LLIBDIR          search LIBDIR for required installed libraries
+  -lNAME            OUTPUT-FILE requires the installed library libNAME
+  -module           build a library that can dlopened
+  -no-fast-install  disable the fast-install mode
+  -no-install       link a not-installable executable
+  -no-undefined     declare that a library does not refer to external symbols
+  -o OUTPUT-FILE    create OUTPUT-FILE from the specified objects
+  -objectlist FILE  Use a list of object files found in FILE to specify objects
+  -precious-files-regex REGEX
+                    don't remove output files matching REGEX
+  -release RELEASE  specify package release information
+  -rpath LIBDIR     the created library will eventually be installed in LIBDIR
+  -R[ ]LIBDIR       add LIBDIR to the runtime path of programs and libraries
+  -shared           only do dynamic linking of libtool libraries
+  -shrext SUFFIX    override the standard shared library file extension
+  -static           do not do any dynamic linking of uninstalled libtool libraries
+  -static-libtool-libs
+                    do not do any dynamic linking of libtool libraries
+  -version-info CURRENT[:REVISION[:AGE]]
+                    specify library version info [each variable defaults to 0]
+  -weak LIBNAME     declare that the target provides the LIBNAME interface
+  -Wc,FLAG
+  -Xcompiler FLAG   pass linker-specific FLAG directly to the compiler
+  -Wl,FLAG
+  -Xlinker FLAG     pass linker-specific FLAG directly to the linker
+  -XCClinker FLAG   pass link-specific FLAG to the compiler driver (CC)
+
+All other options (arguments beginning with \`-') are ignored.
+
+Every other argument is treated as a filename.  Files ending in \`.la' are
+treated as uninstalled libtool libraries, other files are standard or library
+object files.
+
+If the OUTPUT-FILE ends in \`.la', then a libtool library is created,
+only library objects (\`.lo' files) may be specified, and \`-rpath' is
+required, except when creating a convenience library.
+
+If OUTPUT-FILE ends in \`.a' or \`.lib', then a standard library is created
+using \`ar' and \`ranlib', or on Windows using \`lib'.
+
+If OUTPUT-FILE ends in \`.lo' or \`.${objext}', then a reloadable object file
+is created, otherwise an executable program is created."
+        ;;
+
+      uninstall)
+        $ECHO \
+"Usage: $progname [OPTION]... --mode=uninstall RM [RM-OPTION]... FILE...
+
+Remove libraries from an installation directory.
+
+RM is the name of the program to use to delete files associated with each FILE
+(typically \`/bin/rm').  RM-OPTIONS are options (such as \`-f') to be passed
+to RM.
+
+If FILE is a libtool library, all the files associated with it are deleted.
+Otherwise, only FILE itself is deleted using RM."
+        ;;
+
+      *)
+        func_fatal_help "invalid operation mode \`$opt_mode'"
+        ;;
+    esac
+
+    echo
+    $ECHO "Try \`$progname --help' for more information about other modes."
+}
+
+# Now that we've collected a possible --mode arg, show help if necessary
+if $opt_help; then
+  if test "$opt_help" = :; then
+    func_mode_help
+  else
+    {
+      func_help noexit
+      for opt_mode in compile link execute install finish uninstall clean; do
+	func_mode_help
+      done
+    } | sed -n '1p; 2,$s/^Usage:/  or: /p'
+    {
+      func_help noexit
+      for opt_mode in compile link execute install finish uninstall clean; do
+	echo
+	func_mode_help
+      done
+    } |
+    sed '1d
+      /^When reporting/,/^Report/{
+	H
+	d
+      }
+      $x
+      /information about other modes/d
+      /more detailed .*MODE/d
+      s/^Usage:.*--mode=\([^ ]*\) .*/Description of \1 mode:/'
+  fi
+  exit $?
+fi
+
+
+# func_mode_execute arg...
+func_mode_execute ()
+{
+    $opt_debug
+    # The first argument is the command name.
+    cmd="$nonopt"
+    test -z "$cmd" && \
+      func_fatal_help "you must specify a COMMAND"
+
+    # Handle -dlopen flags immediately.
+    for file in $opt_dlopen; do
+      test -f "$file" \
+	|| func_fatal_help "\`$file' is not a file"
+
+      dir=
+      case $file in
+      *.la)
+	func_resolve_sysroot "$file"
+	file=$func_resolve_sysroot_result
+
+	# Check to see that this really is a libtool archive.
+	func_lalib_unsafe_p "$file" \
+	  || func_fatal_help "\`$lib' is not a valid libtool archive"
+
+	# Read the libtool library.
+	dlname=
+	library_names=
+	func_source "$file"
+
+	# Skip this library if it cannot be dlopened.
+	if test -z "$dlname"; then
+	  # Warn if it was a shared library.
+	  test -n "$library_names" && \
+	    func_warning "\`$file' was not linked with \`-export-dynamic'"
+	  continue
+	fi
+
+	func_dirname "$file" "" "."
+	dir="$func_dirname_result"
+
+	if test -f "$dir/$objdir/$dlname"; then
+	  func_append dir "/$objdir"
+	else
+	  if test ! -f "$dir/$dlname"; then
+	    func_fatal_error "cannot find \`$dlname' in \`$dir' or \`$dir/$objdir'"
+	  fi
+	fi
+	;;
+
+      *.lo)
+	# Just add the directory containing the .lo file.
+	func_dirname "$file" "" "."
+	dir="$func_dirname_result"
+	;;
+
+      *)
+	func_warning "\`-dlopen' is ignored for non-libtool libraries and objects"
+	continue
+	;;
+      esac
+
+      # Get the absolute pathname.
+      absdir=`cd "$dir" && pwd`
+      test -n "$absdir" && dir="$absdir"
+
+      # Now add the directory to shlibpath_var.
+      if eval "test -z \"\$$shlibpath_var\""; then
+	eval "$shlibpath_var=\"\$dir\""
+      else
+	eval "$shlibpath_var=\"\$dir:\$$shlibpath_var\""
+      fi
+    done
+
+    # This variable tells wrapper scripts just to set shlibpath_var
+    # rather than running their programs.
+    libtool_execute_magic="$magic"
+
+    # Check if any of the arguments is a wrapper script.
+    args=
+    for file
+    do
+      case $file in
+      -* | *.la | *.lo ) ;;
+      *)
+	# Do a test to see if this is really a libtool program.
+	if func_ltwrapper_script_p "$file"; then
+	  func_source "$file"
+	  # Transform arg to wrapped name.
+	  file="$progdir/$program"
+	elif func_ltwrapper_executable_p "$file"; then
+	  func_ltwrapper_scriptname "$file"
+	  func_source "$func_ltwrapper_scriptname_result"
+	  # Transform arg to wrapped name.
+	  file="$progdir/$program"
+	fi
+	;;
+      esac
+      # Quote arguments (to preserve shell metacharacters).
+      func_append_quoted args "$file"
+    done
+
+    if test "X$opt_dry_run" = Xfalse; then
+      if test -n "$shlibpath_var"; then
+	# Export the shlibpath_var.
+	eval "export $shlibpath_var"
+      fi
+
+      # Restore saved environment variables
+      for lt_var in LANG LANGUAGE LC_ALL LC_CTYPE LC_COLLATE LC_MESSAGES
+      do
+	eval "if test \"\${save_$lt_var+set}\" = set; then
+                $lt_var=\$save_$lt_var; export $lt_var
+	      else
+		$lt_unset $lt_var
+	      fi"
+      done
+
+      # Now prepare to actually exec the command.
+      exec_cmd="\$cmd$args"
+    else
+      # Display what would be done.
+      if test -n "$shlibpath_var"; then
+	eval "\$ECHO \"\$shlibpath_var=\$$shlibpath_var\""
+	echo "export $shlibpath_var"
+      fi
+      $ECHO "$cmd$args"
+      exit $EXIT_SUCCESS
+    fi
+}
+
+test "$opt_mode" = execute && func_mode_execute ${1+"$@"}
+
+
+# func_mode_finish arg...
+func_mode_finish ()
+{
+    $opt_debug
+    libs=
+    libdirs=
+    admincmds=
+
+    for opt in "$nonopt" ${1+"$@"}
+    do
+      if test -d "$opt"; then
+	func_append libdirs " $opt"
+
+      elif test -f "$opt"; then
+	if func_lalib_unsafe_p "$opt"; then
+	  func_append libs " $opt"
+	else
+	  func_warning "\`$opt' is not a valid libtool archive"
+	fi
+
+      else
+	func_fatal_error "invalid argument \`$opt'"
+      fi
+    done
+
+    if test -n "$libs"; then
+      if test -n "$lt_sysroot"; then
+        sysroot_regex=`$ECHO "$lt_sysroot" | $SED "$sed_make_literal_regex"`
+        sysroot_cmd="s/\([ ']\)$sysroot_regex/\1/g;"
+      else
+        sysroot_cmd=
+      fi
+
+      # Remove sysroot references
+      if $opt_dry_run; then
+        for lib in $libs; do
+          echo "removing references to $lt_sysroot and \`=' prefixes from $lib"
+        done
+      else
+        tmpdir=`func_mktempdir`
+        for lib in $libs; do
+	  sed -e "${sysroot_cmd} s/\([ ']-[LR]\)=/\1/g; s/\([ ']\)=/\1/g" $lib \
+	    > $tmpdir/tmp-la
+	  mv -f $tmpdir/tmp-la $lib
+	done
+        ${RM}r "$tmpdir"
+      fi
+    fi
+
+    if test -n "$finish_cmds$finish_eval" && test -n "$libdirs"; then
+      for libdir in $libdirs; do
+	if test -n "$finish_cmds"; then
+	  # Do each command in the finish commands.
+	  func_execute_cmds "$finish_cmds" 'admincmds="$admincmds
+'"$cmd"'"'
+	fi
+	if test -n "$finish_eval"; then
+	  # Do the single finish_eval.
+	  eval cmds=\"$finish_eval\"
+	  $opt_dry_run || eval "$cmds" || func_append admincmds "
+       $cmds"
+	fi
+      done
+    fi
+
+    # Exit here if they wanted silent mode.
+    $opt_silent && exit $EXIT_SUCCESS
+
+    if test -n "$finish_cmds$finish_eval" && test -n "$libdirs"; then
+      echo "----------------------------------------------------------------------"
+      echo "Libraries have been installed in:"
+      for libdir in $libdirs; do
+	$ECHO "   $libdir"
+      done
+      echo
+      echo "If you ever happen to want to link against installed libraries"
+      echo "in a given directory, LIBDIR, you must either use libtool, and"
+      echo "specify the full pathname of the library, or use the \`-LLIBDIR'"
+      echo "flag during linking and do at least one of the following:"
+      if test -n "$shlibpath_var"; then
+	echo "   - add LIBDIR to the \`$shlibpath_var' environment variable"
+	echo "     during execution"
+      fi
+      if test -n "$runpath_var"; then
+	echo "   - add LIBDIR to the \`$runpath_var' environment variable"
+	echo "     during linking"
+      fi
+      if test -n "$hardcode_libdir_flag_spec"; then
+	libdir=LIBDIR
+	eval flag=\"$hardcode_libdir_flag_spec\"
+
+	$ECHO "   - use the \`$flag' linker flag"
+      fi
+      if test -n "$admincmds"; then
+	$ECHO "   - have your system administrator run these commands:$admincmds"
+      fi
+      if test -f /etc/ld.so.conf; then
+	echo "   - have your system administrator add LIBDIR to \`/etc/ld.so.conf'"
+      fi
+      echo
+
+      echo "See any operating system documentation about shared libraries for"
+      case $host in
+	solaris2.[6789]|solaris2.1[0-9])
+	  echo "more information, such as the ld(1), crle(1) and ld.so(8) manual"
+	  echo "pages."
+	  ;;
+	*)
+	  echo "more information, such as the ld(1) and ld.so(8) manual pages."
+	  ;;
+      esac
+      echo "----------------------------------------------------------------------"
+    fi
+    exit $EXIT_SUCCESS
+}
+
+test "$opt_mode" = finish && func_mode_finish ${1+"$@"}
+
+
+# func_mode_install arg...
+func_mode_install ()
+{
+    $opt_debug
+    # There may be an optional sh(1) argument at the beginning of
+    # install_prog (especially on Windows NT).
+    if test "$nonopt" = "$SHELL" || test "$nonopt" = /bin/sh ||
+       # Allow the use of GNU shtool's install command.
+       case $nonopt in *shtool*) :;; *) false;; esac; then
+      # Aesthetically quote it.
+      func_quote_for_eval "$nonopt"
+      install_prog="$func_quote_for_eval_result "
+      arg=$1
+      shift
+    else
+      install_prog=
+      arg=$nonopt
+    fi
+
+    # The real first argument should be the name of the installation program.
+    # Aesthetically quote it.
+    func_quote_for_eval "$arg"
+    func_append install_prog "$func_quote_for_eval_result"
+    install_shared_prog=$install_prog
+    case " $install_prog " in
+      *[\\\ /]cp\ *) install_cp=: ;;
+      *) install_cp=false ;;
+    esac
+
+    # We need to accept at least all the BSD install flags.
+    dest=
+    files=
+    opts=
+    prev=
+    install_type=
+    isdir=no
+    stripme=
+    no_mode=:
+    for arg
+    do
+      arg2=
+      if test -n "$dest"; then
+	func_append files " $dest"
+	dest=$arg
+	continue
+      fi
+
+      case $arg in
+      -d) isdir=yes ;;
+      -f)
+	if $install_cp; then :; else
+	  prev=$arg
+	fi
+	;;
+      -g | -m | -o)
+	prev=$arg
+	;;
+      -s)
+	stripme=" -s"
+	continue
+	;;
+      -*)
+	;;
+      *)
+	# If the previous option needed an argument, then skip it.
+	if test -n "$prev"; then
+	  if test "x$prev" = x-m && test -n "$install_override_mode"; then
+	    arg2=$install_override_mode
+	    no_mode=false
+	  fi
+	  prev=
+	else
+	  dest=$arg
+	  continue
+	fi
+	;;
+      esac
+
+      # Aesthetically quote the argument.
+      func_quote_for_eval "$arg"
+      func_append install_prog " $func_quote_for_eval_result"
+      if test -n "$arg2"; then
+	func_quote_for_eval "$arg2"
+      fi
+      func_append install_shared_prog " $func_quote_for_eval_result"
+    done
+
+    test -z "$install_prog" && \
+      func_fatal_help "you must specify an install program"
+
+    test -n "$prev" && \
+      func_fatal_help "the \`$prev' option requires an argument"
+
+    if test -n "$install_override_mode" && $no_mode; then
+      if $install_cp; then :; else
+	func_quote_for_eval "$install_override_mode"
+	func_append install_shared_prog " -m $func_quote_for_eval_result"
+      fi
+    fi
+
+    if test -z "$files"; then
+      if test -z "$dest"; then
+	func_fatal_help "no file or destination specified"
+      else
+	func_fatal_help "you must specify a destination"
+      fi
+    fi
+
+    # Strip any trailing slash from the destination.
+    func_stripname '' '/' "$dest"
+    dest=$func_stripname_result
+
+    # Check to see that the destination is a directory.
+    test -d "$dest" && isdir=yes
+    if test "$isdir" = yes; then
+      destdir="$dest"
+      destname=
+    else
+      func_dirname_and_basename "$dest" "" "."
+      destdir="$func_dirname_result"
+      destname="$func_basename_result"
+
+      # Not a directory, so check to see that there is only one file specified.
+      set dummy $files; shift
+      test "$#" -gt 1 && \
+	func_fatal_help "\`$dest' is not a directory"
+    fi
+    case $destdir in
+    [\\/]* | [A-Za-z]:[\\/]*) ;;
+    *)
+      for file in $files; do
+	case $file in
+	*.lo) ;;
+	*)
+	  func_fatal_help "\`$destdir' must be an absolute directory name"
+	  ;;
+	esac
+      done
+      ;;
+    esac
+
+    # This variable tells wrapper scripts just to set variables rather
+    # than running their programs.
+    libtool_install_magic="$magic"
+
+    staticlibs=
+    future_libdirs=
+    current_libdirs=
+    for file in $files; do
+
+      # Do each installation.
+      case $file in
+      *.$libext)
+	# Do the static libraries later.
+	func_append staticlibs " $file"
+	;;
+
+      *.la)
+	func_resolve_sysroot "$file"
+	file=$func_resolve_sysroot_result
+
+	# Check to see that this really is a libtool archive.
+	func_lalib_unsafe_p "$file" \
+	  || func_fatal_help "\`$file' is not a valid libtool archive"
+
+	library_names=
+	old_library=
+	relink_command=
+	func_source "$file"
+
+	# Add the libdir to current_libdirs if it is the destination.
+	if test "X$destdir" = "X$libdir"; then
+	  case "$current_libdirs " in
+	  *" $libdir "*) ;;
+	  *) func_append current_libdirs " $libdir" ;;
+	  esac
+	else
+	  # Note the libdir as a future libdir.
+	  case "$future_libdirs " in
+	  *" $libdir "*) ;;
+	  *) func_append future_libdirs " $libdir" ;;
+	  esac
+	fi
+
+	func_dirname "$file" "/" ""
+	dir="$func_dirname_result"
+	func_append dir "$objdir"
+
+	if test -n "$relink_command"; then
+	  # Determine the prefix the user has applied to our future dir.
+	  inst_prefix_dir=`$ECHO "$destdir" | $SED -e "s%$libdir\$%%"`
+
+	  # Don't allow the user to place us outside of our expected
+	  # location b/c this prevents finding dependent libraries that
+	  # are installed to the same prefix.
+	  # At present, this check doesn't affect windows .dll's that
+	  # are installed into $libdir/../bin (currently, that works fine)
+	  # but it's something to keep an eye on.
+	  test "$inst_prefix_dir" = "$destdir" && \
+	    func_fatal_error "error: cannot install \`$file' to a directory not ending in $libdir"
+
+	  if test -n "$inst_prefix_dir"; then
+	    # Stick the inst_prefix_dir data into the link command.
+	    relink_command=`$ECHO "$relink_command" | $SED "s%@inst_prefix_dir@%-inst-prefix-dir $inst_prefix_dir%"`
+	  else
+	    relink_command=`$ECHO "$relink_command" | $SED "s%@inst_prefix_dir@%%"`
+	  fi
+
+	  func_warning "relinking \`$file'"
+	  func_show_eval "$relink_command" \
+	    'func_fatal_error "error: relink \`$file'\'' with the above command before installing it"'
+	fi
+
+	# See the names of the shared library.
+	set dummy $library_names; shift
+	if test -n "$1"; then
+	  realname="$1"
+	  shift
+
+	  srcname="$realname"
+	  test -n "$relink_command" && srcname="$realname"T
+
+	  # Install the shared library and build the symlinks.
+	  func_show_eval "$install_shared_prog $dir/$srcname $destdir/$realname" \
+	      'exit $?'
+	  tstripme="$stripme"
+	  case $host_os in
+	  cygwin* | mingw* | pw32* | cegcc*)
+	    case $realname in
+	    *.dll.a)
+	      tstripme=""
+	      ;;
+	    esac
+	    ;;
+	  esac
+	  if test -n "$tstripme" && test -n "$striplib"; then
+	    func_show_eval "$striplib $destdir/$realname" 'exit $?'
+	  fi
+
+	  if test "$#" -gt 0; then
+	    # Delete the old symlinks, and create new ones.
+	    # Try `ln -sf' first, because the `ln' binary might depend on
+	    # the symlink we replace!  Solaris /bin/ln does not understand -f,
+	    # so we also need to try rm && ln -s.
+	    for linkname
+	    do
+	      test "$linkname" != "$realname" \
+		&& func_show_eval "(cd $destdir && { $LN_S -f $realname $linkname || { $RM $linkname && $LN_S $realname $linkname; }; })"
+	    done
+	  fi
+
+	  # Do each command in the postinstall commands.
+	  lib="$destdir/$realname"
+	  func_execute_cmds "$postinstall_cmds" 'exit $?'
+	fi
+
+	# Install the pseudo-library for information purposes.
+	func_basename "$file"
+	name="$func_basename_result"
+	instname="$dir/$name"i
+	func_show_eval "$install_prog $instname $destdir/$name" 'exit $?'
+
+	# Maybe install the static library, too.
+	test -n "$old_library" && func_append staticlibs " $dir/$old_library"
+	;;
+
+      *.lo)
+	# Install (i.e. copy) a libtool object.
+
+	# Figure out destination file name, if it wasn't already specified.
+	if test -n "$destname"; then
+	  destfile="$destdir/$destname"
+	else
+	  func_basename "$file"
+	  destfile="$func_basename_result"
+	  destfile="$destdir/$destfile"
+	fi
+
+	# Deduce the name of the destination old-style object file.
+	case $destfile in
+	*.lo)
+	  func_lo2o "$destfile"
+	  staticdest=$func_lo2o_result
+	  ;;
+	*.$objext)
+	  staticdest="$destfile"
+	  destfile=
+	  ;;
+	*)
+	  func_fatal_help "cannot copy a libtool object to \`$destfile'"
+	  ;;
+	esac
+
+	# Install the libtool object if requested.
+	test -n "$destfile" && \
+	  func_show_eval "$install_prog $file $destfile" 'exit $?'
+
+	# Install the old object if enabled.
+	if test "$build_old_libs" = yes; then
+	  # Deduce the name of the old-style object file.
+	  func_lo2o "$file"
+	  staticobj=$func_lo2o_result
+	  func_show_eval "$install_prog \$staticobj \$staticdest" 'exit $?'
+	fi
+	exit $EXIT_SUCCESS
+	;;
+
+      *)
+	# Figure out destination file name, if it wasn't already specified.
+	if test -n "$destname"; then
+	  destfile="$destdir/$destname"
+	else
+	  func_basename "$file"
+	  destfile="$func_basename_result"
+	  destfile="$destdir/$destfile"
+	fi
+
+	# If the file is missing, and there is a .exe on the end, strip it
+	# because it is most likely a libtool script we actually want to
+	# install
+	stripped_ext=""
+	case $file in
+	  *.exe)
+	    if test ! -f "$file"; then
+	      func_stripname '' '.exe' "$file"
+	      file=$func_stripname_result
+	      stripped_ext=".exe"
+	    fi
+	    ;;
+	esac
+
+	# Do a test to see if this is really a libtool program.
+	case $host in
+	*cygwin* | *mingw*)
+	    if func_ltwrapper_executable_p "$file"; then
+	      func_ltwrapper_scriptname "$file"
+	      wrapper=$func_ltwrapper_scriptname_result
+	    else
+	      func_stripname '' '.exe' "$file"
+	      wrapper=$func_stripname_result
+	    fi
+	    ;;
+	*)
+	    wrapper=$file
+	    ;;
+	esac
+	if func_ltwrapper_script_p "$wrapper"; then
+	  notinst_deplibs=
+	  relink_command=
+
+	  func_source "$wrapper"
+
+	  # Check the variables that should have been set.
+	  test -z "$generated_by_libtool_version" && \
+	    func_fatal_error "invalid libtool wrapper script \`$wrapper'"
+
+	  finalize=yes
+	  for lib in $notinst_deplibs; do
+	    # Check to see that each library is installed.
+	    libdir=
+	    if test -f "$lib"; then
+	      func_source "$lib"
+	    fi
+	    libfile="$libdir/"`$ECHO "$lib" | $SED 's%^.*/%%g'` ### testsuite: skip nested quoting test
+	    if test -n "$libdir" && test ! -f "$libfile"; then
+	      func_warning "\`$lib' has not been installed in \`$libdir'"
+	      finalize=no
+	    fi
+	  done
+
+	  relink_command=
+	  func_source "$wrapper"
+
+	  outputname=
+	  if test "$fast_install" = no && test -n "$relink_command"; then
+	    $opt_dry_run || {
+	      if test "$finalize" = yes; then
+	        tmpdir=`func_mktempdir`
+		func_basename "$file$stripped_ext"
+		file="$func_basename_result"
+	        outputname="$tmpdir/$file"
+	        # Replace the output file specification.
+	        relink_command=`$ECHO "$relink_command" | $SED 's%@OUTPUT@%'"$outputname"'%g'`
+
+	        $opt_silent || {
+	          func_quote_for_expand "$relink_command"
+		  eval "func_echo $func_quote_for_expand_result"
+	        }
+	        if eval "$relink_command"; then :
+	          else
+		  func_error "error: relink \`$file' with the above command before installing it"
+		  $opt_dry_run || ${RM}r "$tmpdir"
+		  continue
+	        fi
+	        file="$outputname"
+	      else
+	        func_warning "cannot relink \`$file'"
+	      fi
+	    }
+	  else
+	    # Install the binary that we compiled earlier.
+	    file=`$ECHO "$file$stripped_ext" | $SED "s%\([^/]*\)$%$objdir/\1%"`
+	  fi
+	fi
+
+	# remove .exe since cygwin /usr/bin/install will append another
+	# one anyway
+	case $install_prog,$host in
+	*/usr/bin/install*,*cygwin*)
+	  case $file:$destfile in
+	  *.exe:*.exe)
+	    # this is ok
+	    ;;
+	  *.exe:*)
+	    destfile=$destfile.exe
+	    ;;
+	  *:*.exe)
+	    func_stripname '' '.exe' "$destfile"
+	    destfile=$func_stripname_result
+	    ;;
+	  esac
+	  ;;
+	esac
+	func_show_eval "$install_prog\$stripme \$file \$destfile" 'exit $?'
+	$opt_dry_run || if test -n "$outputname"; then
+	  ${RM}r "$tmpdir"
+	fi
+	;;
+      esac
+    done
+
+    for file in $staticlibs; do
+      func_basename "$file"
+      name="$func_basename_result"
+
+      # Set up the ranlib parameters.
+      oldlib="$destdir/$name"
+      func_to_tool_file "$oldlib" func_convert_file_msys_to_w32
+      tool_oldlib=$func_to_tool_file_result
+
+      func_show_eval "$install_prog \$file \$oldlib" 'exit $?'
+
+      if test -n "$stripme" && test -n "$old_striplib"; then
+	func_show_eval "$old_striplib $tool_oldlib" 'exit $?'
+      fi
+
+      # Do each command in the postinstall commands.
+      func_execute_cmds "$old_postinstall_cmds" 'exit $?'
+    done
+
+    test -n "$future_libdirs" && \
+      func_warning "remember to run \`$progname --finish$future_libdirs'"
+
+    if test -n "$current_libdirs"; then
+      # Maybe just do a dry run.
+      $opt_dry_run && current_libdirs=" -n$current_libdirs"
+      exec_cmd='$SHELL $progpath $preserve_args --finish$current_libdirs'
+    else
+      exit $EXIT_SUCCESS
+    fi
+}
+
+test "$opt_mode" = install && func_mode_install ${1+"$@"}
+
+
+# func_generate_dlsyms outputname originator pic_p
+# Extract symbols from dlprefiles and create ${outputname}S.o with
+# a dlpreopen symbol table.
+func_generate_dlsyms ()
+{
+    $opt_debug
+    my_outputname="$1"
+    my_originator="$2"
+    my_pic_p="${3-no}"
+    my_prefix=`$ECHO "$my_originator" | sed 's%[^a-zA-Z0-9]%_%g'`
+    my_dlsyms=
+
+    if test -n "$dlfiles$dlprefiles" || test "$dlself" != no; then
+      if test -n "$NM" && test -n "$global_symbol_pipe"; then
+	my_dlsyms="${my_outputname}S.c"
+      else
+	func_error "not configured to extract global symbols from dlpreopened files"
+      fi
+    fi
+
+    if test -n "$my_dlsyms"; then
+      case $my_dlsyms in
+      "") ;;
+      *.c)
+	# Discover the nlist of each of the dlfiles.
+	nlist="$output_objdir/${my_outputname}.nm"
+
+	func_show_eval "$RM $nlist ${nlist}S ${nlist}T"
+
+	# Parse the name list into a source file.
+	func_verbose "creating $output_objdir/$my_dlsyms"
+
+	$opt_dry_run || $ECHO > "$output_objdir/$my_dlsyms" "\
+/* $my_dlsyms - symbol resolution table for \`$my_outputname' dlsym emulation. */
+/* Generated by $PROGRAM (GNU $PACKAGE$TIMESTAMP) $VERSION */
+
+#ifdef __cplusplus
+extern \"C\" {
+#endif
+
+#if defined(__GNUC__) && (((__GNUC__ == 4) && (__GNUC_MINOR__ >= 4)) || (__GNUC__ > 4))
+#pragma GCC diagnostic ignored \"-Wstrict-prototypes\"
+#endif
+
+/* Keep this code in sync between libtool.m4, ltmain, lt_system.h, and tests.  */
+#if defined(_WIN32) || defined(__CYGWIN__) || defined(_WIN32_WCE)
+/* DATA imports from DLLs on WIN32 con't be const, because runtime
+   relocations are performed -- see ld's documentation on pseudo-relocs.  */
+# define LT_DLSYM_CONST
+#elif defined(__osf__)
+/* This system does not cope well with relocations in const data.  */
+# define LT_DLSYM_CONST
+#else
+# define LT_DLSYM_CONST const
+#endif
+
+/* External symbol declarations for the compiler. */\
+"
+
+	if test "$dlself" = yes; then
+	  func_verbose "generating symbol list for \`$output'"
+
+	  $opt_dry_run || echo ': @PROGRAM@ ' > "$nlist"
+
+	  # Add our own program objects to the symbol list.
+	  progfiles=`$ECHO "$objs$old_deplibs" | $SP2NL | $SED "$lo2o" | $NL2SP`
+	  for progfile in $progfiles; do
+	    func_to_tool_file "$progfile" func_convert_file_msys_to_w32
+	    func_verbose "extracting global C symbols from \`$func_to_tool_file_result'"
+	    $opt_dry_run || eval "$NM $func_to_tool_file_result | $global_symbol_pipe >> '$nlist'"
+	  done
+
+	  if test -n "$exclude_expsyms"; then
+	    $opt_dry_run || {
+	      eval '$EGREP -v " ($exclude_expsyms)$" "$nlist" > "$nlist"T'
+	      eval '$MV "$nlist"T "$nlist"'
+	    }
+	  fi
+
+	  if test -n "$export_symbols_regex"; then
+	    $opt_dry_run || {
+	      eval '$EGREP -e "$export_symbols_regex" "$nlist" > "$nlist"T'
+	      eval '$MV "$nlist"T "$nlist"'
+	    }
+	  fi
+
+	  # Prepare the list of exported symbols
+	  if test -z "$export_symbols"; then
+	    export_symbols="$output_objdir/$outputname.exp"
+	    $opt_dry_run || {
+	      $RM $export_symbols
+	      eval "${SED} -n -e '/^: @PROGRAM@ $/d' -e 's/^.* \(.*\)$/\1/p' "'< "$nlist" > "$export_symbols"'
+	      case $host in
+	      *cygwin* | *mingw* | *cegcc* )
+                eval "echo EXPORTS "'> "$output_objdir/$outputname.def"'
+                eval 'cat "$export_symbols" >> "$output_objdir/$outputname.def"'
+	        ;;
+	      esac
+	    }
+	  else
+	    $opt_dry_run || {
+	      eval "${SED} -e 's/\([].[*^$]\)/\\\\\1/g' -e 's/^/ /' -e 's/$/$/'"' < "$export_symbols" > "$output_objdir/$outputname.exp"'
+	      eval '$GREP -f "$output_objdir/$outputname.exp" < "$nlist" > "$nlist"T'
+	      eval '$MV "$nlist"T "$nlist"'
+	      case $host in
+	        *cygwin* | *mingw* | *cegcc* )
+	          eval "echo EXPORTS "'> "$output_objdir/$outputname.def"'
+	          eval 'cat "$nlist" >> "$output_objdir/$outputname.def"'
+	          ;;
+	      esac
+	    }
+	  fi
+	fi
+
+	for dlprefile in $dlprefiles; do
+	  func_verbose "extracting global C symbols from \`$dlprefile'"
+	  func_basename "$dlprefile"
+	  name="$func_basename_result"
+          case $host in
+	    *cygwin* | *mingw* | *cegcc* )
+	      # if an import library, we need to obtain dlname
+	      if func_win32_import_lib_p "$dlprefile"; then
+	        func_tr_sh "$dlprefile"
+	        eval "curr_lafile=\$libfile_$func_tr_sh_result"
+	        dlprefile_dlbasename=""
+	        if test -n "$curr_lafile" && func_lalib_p "$curr_lafile"; then
+	          # Use subshell, to avoid clobbering current variable values
+	          dlprefile_dlname=`source "$curr_lafile" && echo "$dlname"`
+	          if test -n "$dlprefile_dlname" ; then
+	            func_basename "$dlprefile_dlname"
+	            dlprefile_dlbasename="$func_basename_result"
+	          else
+	            # no lafile. user explicitly requested -dlpreopen <import library>.
+	            $sharedlib_from_linklib_cmd "$dlprefile"
+	            dlprefile_dlbasename=$sharedlib_from_linklib_result
+	          fi
+	        fi
+	        $opt_dry_run || {
+	          if test -n "$dlprefile_dlbasename" ; then
+	            eval '$ECHO ": $dlprefile_dlbasename" >> "$nlist"'
+	          else
+	            func_warning "Could not compute DLL name from $name"
+	            eval '$ECHO ": $name " >> "$nlist"'
+	          fi
+	          func_to_tool_file "$dlprefile" func_convert_file_msys_to_w32
+	          eval "$NM \"$func_to_tool_file_result\" 2>/dev/null | $global_symbol_pipe |
+	            $SED -e '/I __imp/d' -e 's/I __nm_/D /;s/_nm__//' >> '$nlist'"
+	        }
+	      else # not an import lib
+	        $opt_dry_run || {
+	          eval '$ECHO ": $name " >> "$nlist"'
+	          func_to_tool_file "$dlprefile" func_convert_file_msys_to_w32
+	          eval "$NM \"$func_to_tool_file_result\" 2>/dev/null | $global_symbol_pipe >> '$nlist'"
+	        }
+	      fi
+	    ;;
+	    *)
+	      $opt_dry_run || {
+	        eval '$ECHO ": $name " >> "$nlist"'
+	        func_to_tool_file "$dlprefile" func_convert_file_msys_to_w32
+	        eval "$NM \"$func_to_tool_file_result\" 2>/dev/null | $global_symbol_pipe >> '$nlist'"
+	      }
+	    ;;
+          esac
+	done
+
+	$opt_dry_run || {
+	  # Make sure we have at least an empty file.
+	  test -f "$nlist" || : > "$nlist"
+
+	  if test -n "$exclude_expsyms"; then
+	    $EGREP -v " ($exclude_expsyms)$" "$nlist" > "$nlist"T
+	    $MV "$nlist"T "$nlist"
+	  fi
+
+	  # Try sorting and uniquifying the output.
+	  if $GREP -v "^: " < "$nlist" |
+	      if sort -k 3 </dev/null >/dev/null 2>&1; then
+		sort -k 3
+	      else
+		sort +2
+	      fi |
+	      uniq > "$nlist"S; then
+	    :
+	  else
+	    $GREP -v "^: " < "$nlist" > "$nlist"S
+	  fi
+
+	  if test -f "$nlist"S; then
+	    eval "$global_symbol_to_cdecl"' < "$nlist"S >> "$output_objdir/$my_dlsyms"'
+	  else
+	    echo '/* NONE */' >> "$output_objdir/$my_dlsyms"
+	  fi
+
+	  echo >> "$output_objdir/$my_dlsyms" "\
+
+/* The mapping between symbol names and symbols.  */
+typedef struct {
+  const char *name;
+  void *address;
+} lt_dlsymlist;
+extern LT_DLSYM_CONST lt_dlsymlist
+lt_${my_prefix}_LTX_preloaded_symbols[];
+LT_DLSYM_CONST lt_dlsymlist
+lt_${my_prefix}_LTX_preloaded_symbols[] =
+{\
+  { \"$my_originator\", (void *) 0 },"
+
+	  case $need_lib_prefix in
+	  no)
+	    eval "$global_symbol_to_c_name_address" < "$nlist" >> "$output_objdir/$my_dlsyms"
+	    ;;
+	  *)
+	    eval "$global_symbol_to_c_name_address_lib_prefix" < "$nlist" >> "$output_objdir/$my_dlsyms"
+	    ;;
+	  esac
+	  echo >> "$output_objdir/$my_dlsyms" "\
+  {0, (void *) 0}
+};
+
+/* This works around a problem in FreeBSD linker */
+#ifdef FREEBSD_WORKAROUND
+static const void *lt_preloaded_setup() {
+  return lt_${my_prefix}_LTX_preloaded_symbols;
+}
+#endif
+
+#ifdef __cplusplus
+}
+#endif\
+"
+	} # !$opt_dry_run
+
+	pic_flag_for_symtable=
+	case "$compile_command " in
+	*" -static "*) ;;
+	*)
+	  case $host in
+	  # compiling the symbol table file with pic_flag works around
+	  # a FreeBSD bug that causes programs to crash when -lm is
+	  # linked before any other PIC object.  But we must not use
+	  # pic_flag when linking with -static.  The problem exists in
+	  # FreeBSD 2.2.6 and is fixed in FreeBSD 3.1.
+	  *-*-freebsd2.*|*-*-freebsd3.0*|*-*-freebsdelf3.0*)
+	    pic_flag_for_symtable=" $pic_flag -DFREEBSD_WORKAROUND" ;;
+	  *-*-hpux*)
+	    pic_flag_for_symtable=" $pic_flag"  ;;
+	  *)
+	    if test "X$my_pic_p" != Xno; then
+	      pic_flag_for_symtable=" $pic_flag"
+	    fi
+	    ;;
+	  esac
+	  ;;
+	esac
+	symtab_cflags=
+	for arg in $LTCFLAGS; do
+	  case $arg in
+	  -pie | -fpie | -fPIE) ;;
+	  *) func_append symtab_cflags " $arg" ;;
+	  esac
+	done
+
+	# Now compile the dynamic symbol file.
+	func_show_eval '(cd $output_objdir && $LTCC$symtab_cflags -c$no_builtin_flag$pic_flag_for_symtable "$my_dlsyms")' 'exit $?'
+
+	# Clean up the generated files.
+	func_show_eval '$RM "$output_objdir/$my_dlsyms" "$nlist" "${nlist}S" "${nlist}T"'
+
+	# Transform the symbol file into the correct name.
+	symfileobj="$output_objdir/${my_outputname}S.$objext"
+	case $host in
+	*cygwin* | *mingw* | *cegcc* )
+	  if test -f "$output_objdir/$my_outputname.def"; then
+	    compile_command=`$ECHO "$compile_command" | $SED "s%@SYMFILE@%$output_objdir/$my_outputname.def $symfileobj%"`
+	    finalize_command=`$ECHO "$finalize_command" | $SED "s%@SYMFILE@%$output_objdir/$my_outputname.def $symfileobj%"`
+	  else
+	    compile_command=`$ECHO "$compile_command" | $SED "s%@SYMFILE@%$symfileobj%"`
+	    finalize_command=`$ECHO "$finalize_command" | $SED "s%@SYMFILE@%$symfileobj%"`
+	  fi
+	  ;;
+	*)
+	  compile_command=`$ECHO "$compile_command" | $SED "s%@SYMFILE@%$symfileobj%"`
+	  finalize_command=`$ECHO "$finalize_command" | $SED "s%@SYMFILE@%$symfileobj%"`
+	  ;;
+	esac
+	;;
+      *)
+	func_fatal_error "unknown suffix for \`$my_dlsyms'"
+	;;
+      esac
+    else
+      # We keep going just in case the user didn't refer to
+      # lt_preloaded_symbols.  The linker will fail if global_symbol_pipe
+      # really was required.
+
+      # Nullify the symbol file.
+      compile_command=`$ECHO "$compile_command" | $SED "s% @SYMFILE@%%"`
+      finalize_command=`$ECHO "$finalize_command" | $SED "s% @SYMFILE@%%"`
+    fi
+}
+
+# func_win32_libid arg
+# return the library type of file 'arg'
+#
+# Need a lot of goo to handle *both* DLLs and import libs
+# Has to be a shell function in order to 'eat' the argument
+# that is supplied when $file_magic_command is called.
+# Despite the name, also deal with 64 bit binaries.
+func_win32_libid ()
+{
+  $opt_debug
+  win32_libid_type="unknown"
+  win32_fileres=`file -L $1 2>/dev/null`
+  case $win32_fileres in
+  *ar\ archive\ import\ library*) # definitely import
+    win32_libid_type="x86 archive import"
+    ;;
+  *ar\ archive*) # could be an import, or static
+    # Keep the egrep pattern in sync with the one in _LT_CHECK_MAGIC_METHOD.
+    if eval $OBJDUMP -f $1 | $SED -e '10q' 2>/dev/null |
+       $EGREP 'file format (pei*-i386(.*architecture: i386)?|pe-arm-wince|pe-x86-64)' >/dev/null; then
+      func_to_tool_file "$1" func_convert_file_msys_to_w32
+      win32_nmres=`eval $NM -f posix -A \"$func_to_tool_file_result\" |
+	$SED -n -e '
+	    1,100{
+		/ I /{
+		    s,.*,import,
+		    p
+		    q
+		}
+	    }'`
+      case $win32_nmres in
+      import*)  win32_libid_type="x86 archive import";;
+      *)        win32_libid_type="x86 archive static";;
+      esac
+    fi
+    ;;
+  *DLL*)
+    win32_libid_type="x86 DLL"
+    ;;
+  *executable*) # but shell scripts are "executable" too...
+    case $win32_fileres in
+    *MS\ Windows\ PE\ Intel*)
+      win32_libid_type="x86 DLL"
+      ;;
+    esac
+    ;;
+  esac
+  $ECHO "$win32_libid_type"
+}
+
+# func_cygming_dll_for_implib ARG
+#
+# Platform-specific function to extract the
+# name of the DLL associated with the specified
+# import library ARG.
+# Invoked by eval'ing the libtool variable
+#    $sharedlib_from_linklib_cmd
+# Result is available in the variable
+#    $sharedlib_from_linklib_result
+func_cygming_dll_for_implib ()
+{
+  $opt_debug
+  sharedlib_from_linklib_result=`$DLLTOOL --identify-strict --identify "$1"`
+}
+
+# func_cygming_dll_for_implib_fallback_core SECTION_NAME LIBNAMEs
+#
+# The is the core of a fallback implementation of a
+# platform-specific function to extract the name of the
+# DLL associated with the specified import library LIBNAME.
+#
+# SECTION_NAME is either .idata$6 or .idata$7, depending
+# on the platform and compiler that created the implib.
+#
+# Echos the name of the DLL associated with the
+# specified import library.
+func_cygming_dll_for_implib_fallback_core ()
+{
+  $opt_debug
+  match_literal=`$ECHO "$1" | $SED "$sed_make_literal_regex"`
+  $OBJDUMP -s --section "$1" "$2" 2>/dev/null |
+    $SED '/^Contents of section '"$match_literal"':/{
+      # Place marker at beginning of archive member dllname section
+      s/.*/====MARK====/
+      p
+      d
+    }
+    # These lines can sometimes be longer than 43 characters, but
+    # are always uninteresting
+    /:[	 ]*file format pe[i]\{,1\}-/d
+    /^In archive [^:]*:/d
+    # Ensure marker is printed
+    /^====MARK====/p
+    # Remove all lines with less than 43 characters
+    /^.\{43\}/!d
+    # From remaining lines, remove first 43 characters
+    s/^.\{43\}//' |
+    $SED -n '
+      # Join marker and all lines until next marker into a single line
+      /^====MARK====/ b para
+      H
+      $ b para
+      b
+      :para
+      x
+      s/\n//g
+      # Remove the marker
+      s/^====MARK====//
+      # Remove trailing dots and whitespace
+      s/[\. \t]*$//
+      # Print
+      /./p' |
+    # we now have a list, one entry per line, of the stringified
+    # contents of the appropriate section of all members of the
+    # archive which possess that section. Heuristic: eliminate
+    # all those which have a first or second character that is
+    # a '.' (that is, objdump's representation of an unprintable
+    # character.) This should work for all archives with less than
+    # 0x302f exports -- but will fail for DLLs whose name actually
+    # begins with a literal '.' or a single character followed by
+    # a '.'.
+    #
+    # Of those that remain, print the first one.
+    $SED -e '/^\./d;/^.\./d;q'
+}
+
+# func_cygming_gnu_implib_p ARG
+# This predicate returns with zero status (TRUE) if
+# ARG is a GNU/binutils-style import library. Returns
+# with nonzero status (FALSE) otherwise.
+func_cygming_gnu_implib_p ()
+{
+  $opt_debug
+  func_to_tool_file "$1" func_convert_file_msys_to_w32
+  func_cygming_gnu_implib_tmp=`$NM "$func_to_tool_file_result" | eval "$global_symbol_pipe" | $EGREP ' (_head_[A-Za-z0-9_]+_[ad]l*|[A-Za-z0-9_]+_[ad]l*_iname)$'`
+  test -n "$func_cygming_gnu_implib_tmp"
+}
+
+# func_cygming_ms_implib_p ARG
+# This predicate returns with zero status (TRUE) if
+# ARG is an MS-style import library. Returns
+# with nonzero status (FALSE) otherwise.
+func_cygming_ms_implib_p ()
+{
+  $opt_debug
+  func_to_tool_file "$1" func_convert_file_msys_to_w32
+  func_cygming_ms_implib_tmp=`$NM "$func_to_tool_file_result" | eval "$global_symbol_pipe" | $GREP '_NULL_IMPORT_DESCRIPTOR'`
+  test -n "$func_cygming_ms_implib_tmp"
+}
+
+# func_cygming_dll_for_implib_fallback ARG
+# Platform-specific function to extract the
+# name of the DLL associated with the specified
+# import library ARG.
+#
+# This fallback implementation is for use when $DLLTOOL
+# does not support the --identify-strict option.
+# Invoked by eval'ing the libtool variable
+#    $sharedlib_from_linklib_cmd
+# Result is available in the variable
+#    $sharedlib_from_linklib_result
+func_cygming_dll_for_implib_fallback ()
+{
+  $opt_debug
+  if func_cygming_gnu_implib_p "$1" ; then
+    # binutils import library
+    sharedlib_from_linklib_result=`func_cygming_dll_for_implib_fallback_core '.idata$7' "$1"`
+  elif func_cygming_ms_implib_p "$1" ; then
+    # ms-generated import library
+    sharedlib_from_linklib_result=`func_cygming_dll_for_implib_fallback_core '.idata$6' "$1"`
+  else
+    # unknown
+    sharedlib_from_linklib_result=""
+  fi
+}
+
+
+# func_extract_an_archive dir oldlib
+func_extract_an_archive ()
+{
+    $opt_debug
+    f_ex_an_ar_dir="$1"; shift
+    f_ex_an_ar_oldlib="$1"
+    if test "$lock_old_archive_extraction" = yes; then
+      lockfile=$f_ex_an_ar_oldlib.lock
+      until $opt_dry_run || ln "$progpath" "$lockfile" 2>/dev/null; do
+	func_echo "Waiting for $lockfile to be removed"
+	sleep 2
+      done
+    fi
+    func_show_eval "(cd \$f_ex_an_ar_dir && $AR x \"\$f_ex_an_ar_oldlib\")" \
+		   'stat=$?; rm -f "$lockfile"; exit $stat'
+    if test "$lock_old_archive_extraction" = yes; then
+      $opt_dry_run || rm -f "$lockfile"
+    fi
+    if ($AR t "$f_ex_an_ar_oldlib" | sort | sort -uc >/dev/null 2>&1); then
+     :
+    else
+      func_fatal_error "object name conflicts in archive: $f_ex_an_ar_dir/$f_ex_an_ar_oldlib"
+    fi
+}
+
+
+# func_extract_archives gentop oldlib ...
+func_extract_archives ()
+{
+    $opt_debug
+    my_gentop="$1"; shift
+    my_oldlibs=${1+"$@"}
+    my_oldobjs=""
+    my_xlib=""
+    my_xabs=""
+    my_xdir=""
+
+    for my_xlib in $my_oldlibs; do
+      # Extract the objects.
+      case $my_xlib in
+	[\\/]* | [A-Za-z]:[\\/]*) my_xabs="$my_xlib" ;;
+	*) my_xabs=`pwd`"/$my_xlib" ;;
+      esac
+      func_basename "$my_xlib"
+      my_xlib="$func_basename_result"
+      my_xlib_u=$my_xlib
+      while :; do
+        case " $extracted_archives " in
+	*" $my_xlib_u "*)
+	  func_arith $extracted_serial + 1
+	  extracted_serial=$func_arith_result
+	  my_xlib_u=lt$extracted_serial-$my_xlib ;;
+	*) break ;;
+	esac
+      done
+      extracted_archives="$extracted_archives $my_xlib_u"
+      my_xdir="$my_gentop/$my_xlib_u"
+
+      func_mkdir_p "$my_xdir"
+
+      case $host in
+      *-darwin*)
+	func_verbose "Extracting $my_xabs"
+	# Do not bother doing anything if just a dry run
+	$opt_dry_run || {
+	  darwin_orig_dir=`pwd`
+	  cd $my_xdir || exit $?
+	  darwin_archive=$my_xabs
+	  darwin_curdir=`pwd`
+	  darwin_base_archive=`basename "$darwin_archive"`
+	  darwin_arches=`$LIPO -info "$darwin_archive" 2>/dev/null | $GREP Architectures 2>/dev/null || true`
+	  if test -n "$darwin_arches"; then
+	    darwin_arches=`$ECHO "$darwin_arches" | $SED -e 's/.*are://'`
+	    darwin_arch=
+	    func_verbose "$darwin_base_archive has multiple architectures $darwin_arches"
+	    for darwin_arch in  $darwin_arches ; do
+	      func_mkdir_p "unfat-$$/${darwin_base_archive}-${darwin_arch}"
+	      $LIPO -thin $darwin_arch -output "unfat-$$/${darwin_base_archive}-${darwin_arch}/${darwin_base_archive}" "${darwin_archive}"
+	      cd "unfat-$$/${darwin_base_archive}-${darwin_arch}"
+	      func_extract_an_archive "`pwd`" "${darwin_base_archive}"
+	      cd "$darwin_curdir"
+	      $RM "unfat-$$/${darwin_base_archive}-${darwin_arch}/${darwin_base_archive}"
+	    done # $darwin_arches
+            ## Okay now we've a bunch of thin objects, gotta fatten them up :)
+	    darwin_filelist=`find unfat-$$ -type f -name \*.o -print -o -name \*.lo -print | $SED -e "$basename" | sort -u`
+	    darwin_file=
+	    darwin_files=
+	    for darwin_file in $darwin_filelist; do
+	      darwin_files=`find unfat-$$ -name $darwin_file -print | sort | $NL2SP`
+	      $LIPO -create -output "$darwin_file" $darwin_files
+	    done # $darwin_filelist
+	    $RM -rf unfat-$$
+	    cd "$darwin_orig_dir"
+	  else
+	    cd $darwin_orig_dir
+	    func_extract_an_archive "$my_xdir" "$my_xabs"
+	  fi # $darwin_arches
+	} # !$opt_dry_run
+	;;
+      *)
+        func_extract_an_archive "$my_xdir" "$my_xabs"
+	;;
+      esac
+      my_oldobjs="$my_oldobjs "`find $my_xdir -name \*.$objext -print -o -name \*.lo -print | sort | $NL2SP`
+    done
+
+    func_extract_archives_result="$my_oldobjs"
+}
+
+
+# func_emit_wrapper [arg=no]
+#
+# Emit a libtool wrapper script on stdout.
+# Don't directly open a file because we may want to
+# incorporate the script contents within a cygwin/mingw
+# wrapper executable.  Must ONLY be called from within
+# func_mode_link because it depends on a number of variables
+# set therein.
+#
+# ARG is the value that the WRAPPER_SCRIPT_BELONGS_IN_OBJDIR
+# variable will take.  If 'yes', then the emitted script
+# will assume that the directory in which it is stored is
+# the $objdir directory.  This is a cygwin/mingw-specific
+# behavior.
+func_emit_wrapper ()
+{
+	func_emit_wrapper_arg1=${1-no}
+
+	$ECHO "\
+#! $SHELL
+
+# $output - temporary wrapper script for $objdir/$outputname
+# Generated by $PROGRAM (GNU $PACKAGE$TIMESTAMP) $VERSION
+#
+# The $output program cannot be directly executed until all the libtool
+# libraries that it depends on are installed.
+#
+# This wrapper script should never be moved out of the build directory.
+# If it is, it will not operate correctly.
+
+# Sed substitution that helps us do robust quoting.  It backslashifies
+# metacharacters that are still active within double-quoted strings.
+sed_quote_subst='$sed_quote_subst'
+
+# Be Bourne compatible
+if test -n \"\${ZSH_VERSION+set}\" && (emulate sh) >/dev/null 2>&1; then
+  emulate sh
+  NULLCMD=:
+  # Zsh 3.x and 4.x performs word splitting on \${1+\"\$@\"}, which
+  # is contrary to our usage.  Disable this feature.
+  alias -g '\${1+\"\$@\"}'='\"\$@\"'
+  setopt NO_GLOB_SUBST
+else
+  case \`(set -o) 2>/dev/null\` in *posix*) set -o posix;; esac
+fi
+BIN_SH=xpg4; export BIN_SH # for Tru64
+DUALCASE=1; export DUALCASE # for MKS sh
+
+# The HP-UX ksh and POSIX shell print the target directory to stdout
+# if CDPATH is set.
+(unset CDPATH) >/dev/null 2>&1 && unset CDPATH
+
+relink_command=\"$relink_command\"
+
+# This environment variable determines our operation mode.
+if test \"\$libtool_install_magic\" = \"$magic\"; then
+  # install mode needs the following variables:
+  generated_by_libtool_version='$macro_version'
+  notinst_deplibs='$notinst_deplibs'
+else
+  # When we are sourced in execute mode, \$file and \$ECHO are already set.
+  if test \"\$libtool_execute_magic\" != \"$magic\"; then
+    file=\"\$0\""
+
+    qECHO=`$ECHO "$ECHO" | $SED "$sed_quote_subst"`
+    $ECHO "\
+
+# A function that is used when there is no print builtin or printf.
+func_fallback_echo ()
+{
+  eval 'cat <<_LTECHO_EOF
+\$1
+_LTECHO_EOF'
+}
+    ECHO=\"$qECHO\"
+  fi
+
+# Very basic option parsing. These options are (a) specific to
+# the libtool wrapper, (b) are identical between the wrapper
+# /script/ and the wrapper /executable/ which is used only on
+# windows platforms, and (c) all begin with the string "--lt-"
+# (application programs are unlikely to have options which match
+# this pattern).
+#
+# There are only two supported options: --lt-debug and
+# --lt-dump-script. There is, deliberately, no --lt-help.
+#
+# The first argument to this parsing function should be the
+# script's $0 value, followed by "$@".
+lt_option_debug=
+func_parse_lt_options ()
+{
+  lt_script_arg0=\$0
+  shift
+  for lt_opt
+  do
+    case \"\$lt_opt\" in
+    --lt-debug) lt_option_debug=1 ;;
+    --lt-dump-script)
+        lt_dump_D=\`\$ECHO \"X\$lt_script_arg0\" | $SED -e 's/^X//' -e 's%/[^/]*$%%'\`
+        test \"X\$lt_dump_D\" = \"X\$lt_script_arg0\" && lt_dump_D=.
+        lt_dump_F=\`\$ECHO \"X\$lt_script_arg0\" | $SED -e 's/^X//' -e 's%^.*/%%'\`
+        cat \"\$lt_dump_D/\$lt_dump_F\"
+        exit 0
+      ;;
+    --lt-*)
+        \$ECHO \"Unrecognized --lt- option: '\$lt_opt'\" 1>&2
+        exit 1
+      ;;
+    esac
+  done
+
+  # Print the debug banner immediately:
+  if test -n \"\$lt_option_debug\"; then
+    echo \"${outputname}:${output}:\${LINENO}: libtool wrapper (GNU $PACKAGE$TIMESTAMP) $VERSION\" 1>&2
+  fi
+}
+
+# Used when --lt-debug. Prints its arguments to stdout
+# (redirection is the responsibility of the caller)
+func_lt_dump_args ()
+{
+  lt_dump_args_N=1;
+  for lt_arg
+  do
+    \$ECHO \"${outputname}:${output}:\${LINENO}: newargv[\$lt_dump_args_N]: \$lt_arg\"
+    lt_dump_args_N=\`expr \$lt_dump_args_N + 1\`
+  done
+}
+
+# Core function for launching the target application
+func_exec_program_core ()
+{
+"
+  case $host in
+  # Backslashes separate directories on plain windows
+  *-*-mingw | *-*-os2* | *-cegcc*)
+    $ECHO "\
+      if test -n \"\$lt_option_debug\"; then
+        \$ECHO \"${outputname}:${output}:\${LINENO}: newargv[0]: \$progdir\\\\\$program\" 1>&2
+        func_lt_dump_args \${1+\"\$@\"} 1>&2
+      fi
+      exec \"\$progdir\\\\\$program\" \${1+\"\$@\"}
+"
+    ;;
+
+  *)
+    $ECHO "\
+      if test -n \"\$lt_option_debug\"; then
+        \$ECHO \"${outputname}:${output}:\${LINENO}: newargv[0]: \$progdir/\$program\" 1>&2
+        func_lt_dump_args \${1+\"\$@\"} 1>&2
+      fi
+      exec \"\$progdir/\$program\" \${1+\"\$@\"}
+"
+    ;;
+  esac
+  $ECHO "\
+      \$ECHO \"\$0: cannot exec \$program \$*\" 1>&2
+      exit 1
+}
+
+# A function to encapsulate launching the target application
+# Strips options in the --lt-* namespace from \$@ and
+# launches target application with the remaining arguments.
+func_exec_program ()
+{
+  case \" \$* \" in
+  *\\ --lt-*)
+    for lt_wr_arg
+    do
+      case \$lt_wr_arg in
+      --lt-*) ;;
+      *) set x \"\$@\" \"\$lt_wr_arg\"; shift;;
+      esac
+      shift
+    done ;;
+  esac
+  func_exec_program_core \${1+\"\$@\"}
+}
+
+  # Parse options
+  func_parse_lt_options \"\$0\" \${1+\"\$@\"}
+
+  # Find the directory that this script lives in.
+  thisdir=\`\$ECHO \"\$file\" | $SED 's%/[^/]*$%%'\`
+  test \"x\$thisdir\" = \"x\$file\" && thisdir=.
+
+  # Follow symbolic links until we get to the real thisdir.
+  file=\`ls -ld \"\$file\" | $SED -n 's/.*-> //p'\`
+  while test -n \"\$file\"; do
+    destdir=\`\$ECHO \"\$file\" | $SED 's%/[^/]*\$%%'\`
+
+    # If there was a directory component, then change thisdir.
+    if test \"x\$destdir\" != \"x\$file\"; then
+      case \"\$destdir\" in
+      [\\\\/]* | [A-Za-z]:[\\\\/]*) thisdir=\"\$destdir\" ;;
+      *) thisdir=\"\$thisdir/\$destdir\" ;;
+      esac
+    fi
+
+    file=\`\$ECHO \"\$file\" | $SED 's%^.*/%%'\`
+    file=\`ls -ld \"\$thisdir/\$file\" | $SED -n 's/.*-> //p'\`
+  done
+
+  # Usually 'no', except on cygwin/mingw when embedded into
+  # the cwrapper.
+  WRAPPER_SCRIPT_BELONGS_IN_OBJDIR=$func_emit_wrapper_arg1
+  if test \"\$WRAPPER_SCRIPT_BELONGS_IN_OBJDIR\" = \"yes\"; then
+    # special case for '.'
+    if test \"\$thisdir\" = \".\"; then
+      thisdir=\`pwd\`
+    fi
+    # remove .libs from thisdir
+    case \"\$thisdir\" in
+    *[\\\\/]$objdir ) thisdir=\`\$ECHO \"\$thisdir\" | $SED 's%[\\\\/][^\\\\/]*$%%'\` ;;
+    $objdir )   thisdir=. ;;
+    esac
+  fi
+
+  # Try to get the absolute directory name.
+  absdir=\`cd \"\$thisdir\" && pwd\`
+  test -n \"\$absdir\" && thisdir=\"\$absdir\"
+"
+
+	if test "$fast_install" = yes; then
+	  $ECHO "\
+  program=lt-'$outputname'$exeext
+  progdir=\"\$thisdir/$objdir\"
+
+  if test ! -f \"\$progdir/\$program\" ||
+     { file=\`ls -1dt \"\$progdir/\$program\" \"\$progdir/../\$program\" 2>/dev/null | ${SED} 1q\`; \\
+       test \"X\$file\" != \"X\$progdir/\$program\"; }; then
+
+    file=\"\$\$-\$program\"
+
+    if test ! -d \"\$progdir\"; then
+      $MKDIR \"\$progdir\"
+    else
+      $RM \"\$progdir/\$file\"
+    fi"
+
+	  $ECHO "\
+
+    # relink executable if necessary
+    if test -n \"\$relink_command\"; then
+      if relink_command_output=\`eval \$relink_command 2>&1\`; then :
+      else
+	$ECHO \"\$relink_command_output\" >&2
+	$RM \"\$progdir/\$file\"
+	exit 1
+      fi
+    fi
+
+    $MV \"\$progdir/\$file\" \"\$progdir/\$program\" 2>/dev/null ||
+    { $RM \"\$progdir/\$program\";
+      $MV \"\$progdir/\$file\" \"\$progdir/\$program\"; }
+    $RM \"\$progdir/\$file\"
+  fi"
+	else
+	  $ECHO "\
+  program='$outputname'
+  progdir=\"\$thisdir/$objdir\"
+"
+	fi
+
+	$ECHO "\
+
+  if test -f \"\$progdir/\$program\"; then"
+
+	# fixup the dll searchpath if we need to.
+	#
+	# Fix the DLL searchpath if we need to.  Do this before prepending
+	# to shlibpath, because on Windows, both are PATH and uninstalled
+	# libraries must come first.
+	if test -n "$dllsearchpath"; then
+	  $ECHO "\
+    # Add the dll search path components to the executable PATH
+    PATH=$dllsearchpath:\$PATH
+"
+	fi
+
+	# Export our shlibpath_var if we have one.
+	if test "$shlibpath_overrides_runpath" = yes && test -n "$shlibpath_var" && test -n "$temp_rpath"; then
+	  $ECHO "\
+    # Add our own library path to $shlibpath_var
+    $shlibpath_var=\"$temp_rpath\$$shlibpath_var\"
+
+    # Some systems cannot cope with colon-terminated $shlibpath_var
+    # The second colon is a workaround for a bug in BeOS R4 sed
+    $shlibpath_var=\`\$ECHO \"\$$shlibpath_var\" | $SED 's/::*\$//'\`
+
+    export $shlibpath_var
+"
+	fi
+
+	$ECHO "\
+    if test \"\$libtool_execute_magic\" != \"$magic\"; then
+      # Run the actual program with our arguments.
+      func_exec_program \${1+\"\$@\"}
+    fi
+  else
+    # The program doesn't exist.
+    \$ECHO \"\$0: error: \\\`\$progdir/\$program' does not exist\" 1>&2
+    \$ECHO \"This script is just a wrapper for \$program.\" 1>&2
+    \$ECHO \"See the $PACKAGE documentation for more information.\" 1>&2
+    exit 1
+  fi
+fi\
+"
+}
+
+
+# func_emit_cwrapperexe_src
+# emit the source code for a wrapper executable on stdout
+# Must ONLY be called from within func_mode_link because
+# it depends on a number of variable set therein.
+func_emit_cwrapperexe_src ()
+{
+	cat <<EOF
+
+/* $cwrappersource - temporary wrapper executable for $objdir/$outputname
+   Generated by $PROGRAM (GNU $PACKAGE$TIMESTAMP) $VERSION
+
+   The $output program cannot be directly executed until all the libtool
+   libraries that it depends on are installed.
+
+   This wrapper executable should never be moved out of the build directory.
+   If it is, it will not operate correctly.
+*/
+EOF
+	    cat <<"EOF"
+#ifdef _MSC_VER
+# define _CRT_SECURE_NO_DEPRECATE 1
+#endif
+#include <stdio.h>
+#include <stdlib.h>
+#ifdef _MSC_VER
+# include <direct.h>
+# include <process.h>
+# include <io.h>
+#else
+# include <unistd.h>
+# include <stdint.h>
+# ifdef __CYGWIN__
+#  include <io.h>
+# endif
+#endif
+#include <malloc.h>
+#include <stdarg.h>
+#include <assert.h>
+#include <string.h>
+#include <ctype.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <sys/stat.h>
+
+/* declarations of non-ANSI functions */
+#if defined(__MINGW32__)
+# ifdef __STRICT_ANSI__
+int _putenv (const char *);
+# endif
+#elif defined(__CYGWIN__)
+# ifdef __STRICT_ANSI__
+char *realpath (const char *, char *);
+int putenv (char *);
+int setenv (const char *, const char *, int);
+# endif
+/* #elif defined (other platforms) ... */
+#endif
+
+/* portability defines, excluding path handling macros */
+#if defined(_MSC_VER)
+# define setmode _setmode
+# define stat    _stat
+# define chmod   _chmod
+# define getcwd  _getcwd
+# define putenv  _putenv
+# define S_IXUSR _S_IEXEC
+# ifndef _INTPTR_T_DEFINED
+#  define _INTPTR_T_DEFINED
+#  define intptr_t int
+# endif
+#elif defined(__MINGW32__)
+# define setmode _setmode
+# define stat    _stat
+# define chmod   _chmod
+# define getcwd  _getcwd
+# define putenv  _putenv
+#elif defined(__CYGWIN__)
+# define HAVE_SETENV
+# define FOPEN_WB "wb"
+/* #elif defined (other platforms) ... */
+#endif
+
+#if defined(PATH_MAX)
+# define LT_PATHMAX PATH_MAX
+#elif defined(MAXPATHLEN)
+# define LT_PATHMAX MAXPATHLEN
+#else
+# define LT_PATHMAX 1024
+#endif
+
+#ifndef S_IXOTH
+# define S_IXOTH 0
+#endif
+#ifndef S_IXGRP
+# define S_IXGRP 0
+#endif
+
+/* path handling portability macros */
+#ifndef DIR_SEPARATOR
+# define DIR_SEPARATOR '/'
+# define PATH_SEPARATOR ':'
+#endif
+
+#if defined (_WIN32) || defined (__MSDOS__) || defined (__DJGPP__) || \
+  defined (__OS2__)
+# define HAVE_DOS_BASED_FILE_SYSTEM
+# define FOPEN_WB "wb"
+# ifndef DIR_SEPARATOR_2
+#  define DIR_SEPARATOR_2 '\\'
+# endif
+# ifndef PATH_SEPARATOR_2
+#  define PATH_SEPARATOR_2 ';'
+# endif
+#endif
+
+#ifndef DIR_SEPARATOR_2
+# define IS_DIR_SEPARATOR(ch) ((ch) == DIR_SEPARATOR)
+#else /* DIR_SEPARATOR_2 */
+# define IS_DIR_SEPARATOR(ch) \
+	(((ch) == DIR_SEPARATOR) || ((ch) == DIR_SEPARATOR_2))
+#endif /* DIR_SEPARATOR_2 */
+
+#ifndef PATH_SEPARATOR_2
+# define IS_PATH_SEPARATOR(ch) ((ch) == PATH_SEPARATOR)
+#else /* PATH_SEPARATOR_2 */
+# define IS_PATH_SEPARATOR(ch) ((ch) == PATH_SEPARATOR_2)
+#endif /* PATH_SEPARATOR_2 */
+
+#ifndef FOPEN_WB
+# define FOPEN_WB "w"
+#endif
+#ifndef _O_BINARY
+# define _O_BINARY 0
+#endif
+
+#define XMALLOC(type, num)      ((type *) xmalloc ((num) * sizeof(type)))
+#define XFREE(stale) do { \
+  if (stale) { free ((void *) stale); stale = 0; } \
+} while (0)
+
+#if defined(LT_DEBUGWRAPPER)
+static int lt_debug = 1;
+#else
+static int lt_debug = 0;
+#endif
+
+const char *program_name = "libtool-wrapper"; /* in case xstrdup fails */
+
+void *xmalloc (size_t num);
+char *xstrdup (const char *string);
+const char *base_name (const char *name);
+char *find_executable (const char *wrapper);
+char *chase_symlinks (const char *pathspec);
+int make_executable (const char *path);
+int check_executable (const char *path);
+char *strendzap (char *str, const char *pat);
+void lt_debugprintf (const char *file, int line, const char *fmt, ...);
+void lt_fatal (const char *file, int line, const char *message, ...);
+static const char *nonnull (const char *s);
+static const char *nonempty (const char *s);
+void lt_setenv (const char *name, const char *value);
+char *lt_extend_str (const char *orig_value, const char *add, int to_end);
+void lt_update_exe_path (const char *name, const char *value);
+void lt_update_lib_path (const char *name, const char *value);
+char **prepare_spawn (char **argv);
+void lt_dump_script (FILE *f);
+EOF
+
+	    cat <<EOF
+volatile const char * MAGIC_EXE = "$magic_exe";
+const char * LIB_PATH_VARNAME = "$shlibpath_var";
+EOF
+
+	    if test "$shlibpath_overrides_runpath" = yes && test -n "$shlibpath_var" && test -n "$temp_rpath"; then
+              func_to_host_path "$temp_rpath"
+	      cat <<EOF
+const char * LIB_PATH_VALUE   = "$func_to_host_path_result";
+EOF
+	    else
+	      cat <<"EOF"
+const char * LIB_PATH_VALUE   = "";
+EOF
+	    fi
+
+	    if test -n "$dllsearchpath"; then
+              func_to_host_path "$dllsearchpath:"
+	      cat <<EOF
+const char * EXE_PATH_VARNAME = "PATH";
+const char * EXE_PATH_VALUE   = "$func_to_host_path_result";
+EOF
+	    else
+	      cat <<"EOF"
+const char * EXE_PATH_VARNAME = "";
+const char * EXE_PATH_VALUE   = "";
+EOF
+	    fi
+
+	    if test "$fast_install" = yes; then
+	      cat <<EOF
+const char * TARGET_PROGRAM_NAME = "lt-$outputname"; /* hopefully, no .exe */
+EOF
+	    else
+	      cat <<EOF
+const char * TARGET_PROGRAM_NAME = "$outputname"; /* hopefully, no .exe */
+EOF
+	    fi
+
+
+	    cat <<"EOF"
+
+#define LTWRAPPER_OPTION_PREFIX         "--lt-"
+
+static const char *ltwrapper_option_prefix = LTWRAPPER_OPTION_PREFIX;
+static const char *dumpscript_opt       = LTWRAPPER_OPTION_PREFIX "dump-script";
+static const char *debug_opt            = LTWRAPPER_OPTION_PREFIX "debug";
+
+int
+main (int argc, char *argv[])
+{
+  char **newargz;
+  int  newargc;
+  char *tmp_pathspec;
+  char *actual_cwrapper_path;
+  char *actual_cwrapper_name;
+  char *target_name;
+  char *lt_argv_zero;
+  intptr_t rval = 127;
+
+  int i;
+
+  program_name = (char *) xstrdup (base_name (argv[0]));
+  newargz = XMALLOC (char *, argc + 1);
+
+  /* very simple arg parsing; don't want to rely on getopt
+   * also, copy all non cwrapper options to newargz, except
+   * argz[0], which is handled differently
+   */
+  newargc=0;
+  for (i = 1; i < argc; i++)
+    {
+      if (strcmp (argv[i], dumpscript_opt) == 0)
+	{
+EOF
+	    case "$host" in
+	      *mingw* | *cygwin* )
+		# make stdout use "unix" line endings
+		echo "          setmode(1,_O_BINARY);"
+		;;
+	      esac
+
+	    cat <<"EOF"
+	  lt_dump_script (stdout);
+	  return 0;
+	}
+      if (strcmp (argv[i], debug_opt) == 0)
+	{
+          lt_debug = 1;
+          continue;
+	}
+      if (strcmp (argv[i], ltwrapper_option_prefix) == 0)
+        {
+          /* however, if there is an option in the LTWRAPPER_OPTION_PREFIX
+             namespace, but it is not one of the ones we know about and
+             have already dealt with, above (inluding dump-script), then
+             report an error. Otherwise, targets might begin to believe
+             they are allowed to use options in the LTWRAPPER_OPTION_PREFIX
+             namespace. The first time any user complains about this, we'll
+             need to make LTWRAPPER_OPTION_PREFIX a configure-time option
+             or a configure.ac-settable value.
+           */
+          lt_fatal (__FILE__, __LINE__,
+		    "unrecognized %s option: '%s'",
+                    ltwrapper_option_prefix, argv[i]);
+        }
+      /* otherwise ... */
+      newargz[++newargc] = xstrdup (argv[i]);
+    }
+  newargz[++newargc] = NULL;
+
+EOF
+	    cat <<EOF
+  /* The GNU banner must be the first non-error debug message */
+  lt_debugprintf (__FILE__, __LINE__, "libtool wrapper (GNU $PACKAGE$TIMESTAMP) $VERSION\n");
+EOF
+	    cat <<"EOF"
+  lt_debugprintf (__FILE__, __LINE__, "(main) argv[0]: %s\n", argv[0]);
+  lt_debugprintf (__FILE__, __LINE__, "(main) program_name: %s\n", program_name);
+
+  tmp_pathspec = find_executable (argv[0]);
+  if (tmp_pathspec == NULL)
+    lt_fatal (__FILE__, __LINE__, "couldn't find %s", argv[0]);
+  lt_debugprintf (__FILE__, __LINE__,
+                  "(main) found exe (before symlink chase) at: %s\n",
+		  tmp_pathspec);
+
+  actual_cwrapper_path = chase_symlinks (tmp_pathspec);
+  lt_debugprintf (__FILE__, __LINE__,
+                  "(main) found exe (after symlink chase) at: %s\n",
+		  actual_cwrapper_path);
+  XFREE (tmp_pathspec);
+
+  actual_cwrapper_name = xstrdup (base_name (actual_cwrapper_path));
+  strendzap (actual_cwrapper_path, actual_cwrapper_name);
+
+  /* wrapper name transforms */
+  strendzap (actual_cwrapper_name, ".exe");
+  tmp_pathspec = lt_extend_str (actual_cwrapper_name, ".exe", 1);
+  XFREE (actual_cwrapper_name);
+  actual_cwrapper_name = tmp_pathspec;
+  tmp_pathspec = 0;
+
+  /* target_name transforms -- use actual target program name; might have lt- prefix */
+  target_name = xstrdup (base_name (TARGET_PROGRAM_NAME));
+  strendzap (target_name, ".exe");
+  tmp_pathspec = lt_extend_str (target_name, ".exe", 1);
+  XFREE (target_name);
+  target_name = tmp_pathspec;
+  tmp_pathspec = 0;
+
+  lt_debugprintf (__FILE__, __LINE__,
+		  "(main) libtool target name: %s\n",
+		  target_name);
+EOF
+
+	    cat <<EOF
+  newargz[0] =
+    XMALLOC (char, (strlen (actual_cwrapper_path) +
+		    strlen ("$objdir") + 1 + strlen (actual_cwrapper_name) + 1));
+  strcpy (newargz[0], actual_cwrapper_path);
+  strcat (newargz[0], "$objdir");
+  strcat (newargz[0], "/");
+EOF
+
+	    cat <<"EOF"
+  /* stop here, and copy so we don't have to do this twice */
+  tmp_pathspec = xstrdup (newargz[0]);
+
+  /* do NOT want the lt- prefix here, so use actual_cwrapper_name */
+  strcat (newargz[0], actual_cwrapper_name);
+
+  /* DO want the lt- prefix here if it exists, so use target_name */
+  lt_argv_zero = lt_extend_str (tmp_pathspec, target_name, 1);
+  XFREE (tmp_pathspec);
+  tmp_pathspec = NULL;
+EOF
+
+	    case $host_os in
+	      mingw*)
+	    cat <<"EOF"
+  {
+    char* p;
+    while ((p = strchr (newargz[0], '\\')) != NULL)
+      {
+	*p = '/';
+      }
+    while ((p = strchr (lt_argv_zero, '\\')) != NULL)
+      {
+	*p = '/';
+      }
+  }
+EOF
+	    ;;
+	    esac
+
+	    cat <<"EOF"
+  XFREE (target_name);
+  XFREE (actual_cwrapper_path);
+  XFREE (actual_cwrapper_name);
+
+  lt_setenv ("BIN_SH", "xpg4"); /* for Tru64 */
+  lt_setenv ("DUALCASE", "1");  /* for MSK sh */
+  /* Update the DLL searchpath.  EXE_PATH_VALUE ($dllsearchpath) must
+     be prepended before (that is, appear after) LIB_PATH_VALUE ($temp_rpath)
+     because on Windows, both *_VARNAMEs are PATH but uninstalled
+     libraries must come first. */
+  lt_update_exe_path (EXE_PATH_VARNAME, EXE_PATH_VALUE);
+  lt_update_lib_path (LIB_PATH_VARNAME, LIB_PATH_VALUE);
+
+  lt_debugprintf (__FILE__, __LINE__, "(main) lt_argv_zero: %s\n",
+		  nonnull (lt_argv_zero));
+  for (i = 0; i < newargc; i++)
+    {
+      lt_debugprintf (__FILE__, __LINE__, "(main) newargz[%d]: %s\n",
+		      i, nonnull (newargz[i]));
+    }
+
+EOF
+
+	    case $host_os in
+	      mingw*)
+		cat <<"EOF"
+  /* execv doesn't actually work on mingw as expected on unix */
+  newargz = prepare_spawn (newargz);
+  rval = _spawnv (_P_WAIT, lt_argv_zero, (const char * const *) newargz);
+  if (rval == -1)
+    {
+      /* failed to start process */
+      lt_debugprintf (__FILE__, __LINE__,
+		      "(main) failed to launch target \"%s\": %s\n",
+		      lt_argv_zero, nonnull (strerror (errno)));
+      return 127;
+    }
+  return rval;
+EOF
+		;;
+	      *)
+		cat <<"EOF"
+  execv (lt_argv_zero, newargz);
+  return rval; /* =127, but avoids unused variable warning */
+EOF
+		;;
+	    esac
+
+	    cat <<"EOF"
+}
+
+void *
+xmalloc (size_t num)
+{
+  void *p = (void *) malloc (num);
+  if (!p)
+    lt_fatal (__FILE__, __LINE__, "memory exhausted");
+
+  return p;
+}
+
+char *
+xstrdup (const char *string)
+{
+  return string ? strcpy ((char *) xmalloc (strlen (string) + 1),
+			  string) : NULL;
+}
+
+const char *
+base_name (const char *name)
+{
+  const char *base;
+
+#if defined (HAVE_DOS_BASED_FILE_SYSTEM)
+  /* Skip over the disk name in MSDOS pathnames. */
+  if (isalpha ((unsigned char) name[0]) && name[1] == ':')
+    name += 2;
+#endif
+
+  for (base = name; *name; name++)
+    if (IS_DIR_SEPARATOR (*name))
+      base = name + 1;
+  return base;
+}
+
+int
+check_executable (const char *path)
+{
+  struct stat st;
+
+  lt_debugprintf (__FILE__, __LINE__, "(check_executable): %s\n",
+                  nonempty (path));
+  if ((!path) || (!*path))
+    return 0;
+
+  if ((stat (path, &st) >= 0)
+      && (st.st_mode & (S_IXUSR | S_IXGRP | S_IXOTH)))
+    return 1;
+  else
+    return 0;
+}
+
+int
+make_executable (const char *path)
+{
+  int rval = 0;
+  struct stat st;
+
+  lt_debugprintf (__FILE__, __LINE__, "(make_executable): %s\n",
+                  nonempty (path));
+  if ((!path) || (!*path))
+    return 0;
+
+  if (stat (path, &st) >= 0)
+    {
+      rval = chmod (path, st.st_mode | S_IXOTH | S_IXGRP | S_IXUSR);
+    }
+  return rval;
+}
+
+/* Searches for the full path of the wrapper.  Returns
+   newly allocated full path name if found, NULL otherwise
+   Does not chase symlinks, even on platforms that support them.
+*/
+char *
+find_executable (const char *wrapper)
+{
+  int has_slash = 0;
+  const char *p;
+  const char *p_next;
+  /* static buffer for getcwd */
+  char tmp[LT_PATHMAX + 1];
+  int tmp_len;
+  char *concat_name;
+
+  lt_debugprintf (__FILE__, __LINE__, "(find_executable): %s\n",
+                  nonempty (wrapper));
+
+  if ((wrapper == NULL) || (*wrapper == '\0'))
+    return NULL;
+
+  /* Absolute path? */
+#if defined (HAVE_DOS_BASED_FILE_SYSTEM)
+  if (isalpha ((unsigned char) wrapper[0]) && wrapper[1] == ':')
+    {
+      concat_name = xstrdup (wrapper);
+      if (check_executable (concat_name))
+	return concat_name;
+      XFREE (concat_name);
+    }
+  else
+    {
+#endif
+      if (IS_DIR_SEPARATOR (wrapper[0]))
+	{
+	  concat_name = xstrdup (wrapper);
+	  if (check_executable (concat_name))
+	    return concat_name;
+	  XFREE (concat_name);
+	}
+#if defined (HAVE_DOS_BASED_FILE_SYSTEM)
+    }
+#endif
+
+  for (p = wrapper; *p; p++)
+    if (*p == '/')
+      {
+	has_slash = 1;
+	break;
+      }
+  if (!has_slash)
+    {
+      /* no slashes; search PATH */
+      const char *path = getenv ("PATH");
+      if (path != NULL)
+	{
+	  for (p = path; *p; p = p_next)
+	    {
+	      const char *q;
+	      size_t p_len;
+	      for (q = p; *q; q++)
+		if (IS_PATH_SEPARATOR (*q))
+		  break;
+	      p_len = q - p;
+	      p_next = (*q == '\0' ? q : q + 1);
+	      if (p_len == 0)
+		{
+		  /* empty path: current directory */
+		  if (getcwd (tmp, LT_PATHMAX) == NULL)
+		    lt_fatal (__FILE__, __LINE__, "getcwd failed: %s",
+                              nonnull (strerror (errno)));
+		  tmp_len = strlen (tmp);
+		  concat_name =
+		    XMALLOC (char, tmp_len + 1 + strlen (wrapper) + 1);
+		  memcpy (concat_name, tmp, tmp_len);
+		  concat_name[tmp_len] = '/';
+		  strcpy (concat_name + tmp_len + 1, wrapper);
+		}
+	      else
+		{
+		  concat_name =
+		    XMALLOC (char, p_len + 1 + strlen (wrapper) + 1);
+		  memcpy (concat_name, p, p_len);
+		  concat_name[p_len] = '/';
+		  strcpy (concat_name + p_len + 1, wrapper);
+		}
+	      if (check_executable (concat_name))
+		return concat_name;
+	      XFREE (concat_name);
+	    }
+	}
+      /* not found in PATH; assume curdir */
+    }
+  /* Relative path | not found in path: prepend cwd */
+  if (getcwd (tmp, LT_PATHMAX) == NULL)
+    lt_fatal (__FILE__, __LINE__, "getcwd failed: %s",
+              nonnull (strerror (errno)));
+  tmp_len = strlen (tmp);
+  concat_name = XMALLOC (char, tmp_len + 1 + strlen (wrapper) + 1);
+  memcpy (concat_name, tmp, tmp_len);
+  concat_name[tmp_len] = '/';
+  strcpy (concat_name + tmp_len + 1, wrapper);
+
+  if (check_executable (concat_name))
+    return concat_name;
+  XFREE (concat_name);
+  return NULL;
+}
+
+char *
+chase_symlinks (const char *pathspec)
+{
+#ifndef S_ISLNK
+  return xstrdup (pathspec);
+#else
+  char buf[LT_PATHMAX];
+  struct stat s;
+  char *tmp_pathspec = xstrdup (pathspec);
+  char *p;
+  int has_symlinks = 0;
+  while (strlen (tmp_pathspec) && !has_symlinks)
+    {
+      lt_debugprintf (__FILE__, __LINE__,
+		      "checking path component for symlinks: %s\n",
+		      tmp_pathspec);
+      if (lstat (tmp_pathspec, &s) == 0)
+	{
+	  if (S_ISLNK (s.st_mode) != 0)
+	    {
+	      has_symlinks = 1;
+	      break;
+	    }
+
+	  /* search backwards for last DIR_SEPARATOR */
+	  p = tmp_pathspec + strlen (tmp_pathspec) - 1;
+	  while ((p > tmp_pathspec) && (!IS_DIR_SEPARATOR (*p)))
+	    p--;
+	  if ((p == tmp_pathspec) && (!IS_DIR_SEPARATOR (*p)))
+	    {
+	      /* no more DIR_SEPARATORS left */
+	      break;
+	    }
+	  *p = '\0';
+	}
+      else
+	{
+	  lt_fatal (__FILE__, __LINE__,
+		    "error accessing file \"%s\": %s",
+		    tmp_pathspec, nonnull (strerror (errno)));
+	}
+    }
+  XFREE (tmp_pathspec);
+
+  if (!has_symlinks)
+    {
+      return xstrdup (pathspec);
+    }
+
+  tmp_pathspec = realpath (pathspec, buf);
+  if (tmp_pathspec == 0)
+    {
+      lt_fatal (__FILE__, __LINE__,
+		"could not follow symlinks for %s", pathspec);
+    }
+  return xstrdup (tmp_pathspec);
+#endif
+}
+
+char *
+strendzap (char *str, const char *pat)
+{
+  size_t len, patlen;
+
+  assert (str != NULL);
+  assert (pat != NULL);
+
+  len = strlen (str);
+  patlen = strlen (pat);
+
+  if (patlen <= len)
+    {
+      str += len - patlen;
+      if (strcmp (str, pat) == 0)
+	*str = '\0';
+    }
+  return str;
+}
+
+void
+lt_debugprintf (const char *file, int line, const char *fmt, ...)
+{
+  va_list args;
+  if (lt_debug)
+    {
+      (void) fprintf (stderr, "%s:%s:%d: ", program_name, file, line);
+      va_start (args, fmt);
+      (void) vfprintf (stderr, fmt, args);
+      va_end (args);
+    }
+}
+
+static void
+lt_error_core (int exit_status, const char *file,
+	       int line, const char *mode,
+	       const char *message, va_list ap)
+{
+  fprintf (stderr, "%s:%s:%d: %s: ", program_name, file, line, mode);
+  vfprintf (stderr, message, ap);
+  fprintf (stderr, ".\n");
+
+  if (exit_status >= 0)
+    exit (exit_status);
+}
+
+void
+lt_fatal (const char *file, int line, const char *message, ...)
+{
+  va_list ap;
+  va_start (ap, message);
+  lt_error_core (EXIT_FAILURE, file, line, "FATAL", message, ap);
+  va_end (ap);
+}
+
+static const char *
+nonnull (const char *s)
+{
+  return s ? s : "(null)";
+}
+
+static const char *
+nonempty (const char *s)
+{
+  return (s && !*s) ? "(empty)" : nonnull (s);
+}
+
+void
+lt_setenv (const char *name, const char *value)
+{
+  lt_debugprintf (__FILE__, __LINE__,
+		  "(lt_setenv) setting '%s' to '%s'\n",
+                  nonnull (name), nonnull (value));
+  {
+#ifdef HAVE_SETENV
+    /* always make a copy, for consistency with !HAVE_SETENV */
+    char *str = xstrdup (value);
+    setenv (name, str, 1);
+#else
+    int len = strlen (name) + 1 + strlen (value) + 1;
+    char *str = XMALLOC (char, len);
+    sprintf (str, "%s=%s", name, value);
+    if (putenv (str) != EXIT_SUCCESS)
+      {
+        XFREE (str);
+      }
+#endif
+  }
+}
+
+char *
+lt_extend_str (const char *orig_value, const char *add, int to_end)
+{
+  char *new_value;
+  if (orig_value && *orig_value)
+    {
+      int orig_value_len = strlen (orig_value);
+      int add_len = strlen (add);
+      new_value = XMALLOC (char, add_len + orig_value_len + 1);
+      if (to_end)
+        {
+          strcpy (new_value, orig_value);
+          strcpy (new_value + orig_value_len, add);
+        }
+      else
+        {
+          strcpy (new_value, add);
+          strcpy (new_value + add_len, orig_value);
+        }
+    }
+  else
+    {
+      new_value = xstrdup (add);
+    }
+  return new_value;
+}
+
+void
+lt_update_exe_path (const char *name, const char *value)
+{
+  lt_debugprintf (__FILE__, __LINE__,
+		  "(lt_update_exe_path) modifying '%s' by prepending '%s'\n",
+                  nonnull (name), nonnull (value));
+
+  if (name && *name && value && *value)
+    {
+      char *new_value = lt_extend_str (getenv (name), value, 0);
+      /* some systems can't cope with a ':'-terminated path #' */
+      int len = strlen (new_value);
+      while (((len = strlen (new_value)) > 0) && IS_PATH_SEPARATOR (new_value[len-1]))
+        {
+          new_value[len-1] = '\0';
+        }
+      lt_setenv (name, new_value);
+      XFREE (new_value);
+    }
+}
+
+void
+lt_update_lib_path (const char *name, const char *value)
+{
+  lt_debugprintf (__FILE__, __LINE__,
+		  "(lt_update_lib_path) modifying '%s' by prepending '%s'\n",
+                  nonnull (name), nonnull (value));
+
+  if (name && *name && value && *value)
+    {
+      char *new_value = lt_extend_str (getenv (name), value, 0);
+      lt_setenv (name, new_value);
+      XFREE (new_value);
+    }
+}
+
+EOF
+	    case $host_os in
+	      mingw*)
+		cat <<"EOF"
+
+/* Prepares an argument vector before calling spawn().
+   Note that spawn() does not by itself call the command interpreter
+     (getenv ("COMSPEC") != NULL ? getenv ("COMSPEC") :
+      ({ OSVERSIONINFO v; v.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
+         GetVersionEx(&v);
+         v.dwPlatformId == VER_PLATFORM_WIN32_NT;
+      }) ? "cmd.exe" : "command.com").
+   Instead it simply concatenates the arguments, separated by ' ', and calls
+   CreateProcess().  We must quote the arguments since Win32 CreateProcess()
+   interprets characters like ' ', '\t', '\\', '"' (but not '<' and '>') in a
+   special way:
+   - Space and tab are interpreted as delimiters. They are not treated as
+     delimiters if they are surrounded by double quotes: "...".
+   - Unescaped double quotes are removed from the input. Their only effect is
+     that within double quotes, space and tab are treated like normal
+     characters.
+   - Backslashes not followed by double quotes are not special.
+   - But 2*n+1 backslashes followed by a double quote become
+     n backslashes followed by a double quote (n >= 0):
+       \" -> "
+       \\\" -> \"
+       \\\\\" -> \\"
+ */
+#define SHELL_SPECIAL_CHARS "\"\\ \001\002\003\004\005\006\007\010\011\012\013\014\015\016\017\020\021\022\023\024\025\026\027\030\031\032\033\034\035\036\037"
+#define SHELL_SPACE_CHARS " \001\002\003\004\005\006\007\010\011\012\013\014\015\016\017\020\021\022\023\024\025\026\027\030\031\032\033\034\035\036\037"
+char **
+prepare_spawn (char **argv)
+{
+  size_t argc;
+  char **new_argv;
+  size_t i;
+
+  /* Count number of arguments.  */
+  for (argc = 0; argv[argc] != NULL; argc++)
+    ;
+
+  /* Allocate new argument vector.  */
+  new_argv = XMALLOC (char *, argc + 1);
+
+  /* Put quoted arguments into the new argument vector.  */
+  for (i = 0; i < argc; i++)
+    {
+      const char *string = argv[i];
+
+      if (string[0] == '\0')
+	new_argv[i] = xstrdup ("\"\"");
+      else if (strpbrk (string, SHELL_SPECIAL_CHARS) != NULL)
+	{
+	  int quote_around = (strpbrk (string, SHELL_SPACE_CHARS) != NULL);
+	  size_t length;
+	  unsigned int backslashes;
+	  const char *s;
+	  char *quoted_string;
+	  char *p;
+
+	  length = 0;
+	  backslashes = 0;
+	  if (quote_around)
+	    length++;
+	  for (s = string; *s != '\0'; s++)
+	    {
+	      char c = *s;
+	      if (c == '"')
+		length += backslashes + 1;
+	      length++;
+	      if (c == '\\')
+		backslashes++;
+	      else
+		backslashes = 0;
+	    }
+	  if (quote_around)
+	    length += backslashes + 1;
+
+	  quoted_string = XMALLOC (char, length + 1);
+
+	  p = quoted_string;
+	  backslashes = 0;
+	  if (quote_around)
+	    *p++ = '"';
+	  for (s = string; *s != '\0'; s++)
+	    {
+	      char c = *s;
+	      if (c == '"')
+		{
+		  unsigned int j;
+		  for (j = backslashes + 1; j > 0; j--)
+		    *p++ = '\\';
+		}
+	      *p++ = c;
+	      if (c == '\\')
+		backslashes++;
+	      else
+		backslashes = 0;
+	    }
+	  if (quote_around)
+	    {
+	      unsigned int j;
+	      for (j = backslashes; j > 0; j--)
+		*p++ = '\\';
+	      *p++ = '"';
+	    }
+	  *p = '\0';
+
+	  new_argv[i] = quoted_string;
+	}
+      else
+	new_argv[i] = (char *) string;
+    }
+  new_argv[argc] = NULL;
+
+  return new_argv;
+}
+EOF
+		;;
+	    esac
+
+            cat <<"EOF"
+void lt_dump_script (FILE* f)
+{
+EOF
+	    func_emit_wrapper yes |
+	      $SED -n -e '
+s/^\(.\{79\}\)\(..*\)/\1\
+\2/
+h
+s/\([\\"]\)/\\\1/g
+s/$/\\n/
+s/\([^\n]*\).*/  fputs ("\1", f);/p
+g
+D'
+            cat <<"EOF"
+}
+EOF
+}
+# end: func_emit_cwrapperexe_src
+
+# func_win32_import_lib_p ARG
+# True if ARG is an import lib, as indicated by $file_magic_cmd
+func_win32_import_lib_p ()
+{
+    $opt_debug
+    case `eval $file_magic_cmd \"\$1\" 2>/dev/null | $SED -e 10q` in
+    *import*) : ;;
+    *) false ;;
+    esac
+}
+
+# func_mode_link arg...
+func_mode_link ()
+{
+    $opt_debug
+    case $host in
+    *-*-cygwin* | *-*-mingw* | *-*-pw32* | *-*-os2* | *-cegcc*)
+      # It is impossible to link a dll without this setting, and
+      # we shouldn't force the makefile maintainer to figure out
+      # which system we are compiling for in order to pass an extra
+      # flag for every libtool invocation.
+      # allow_undefined=no
+
+      # FIXME: Unfortunately, there are problems with the above when trying
+      # to make a dll which has undefined symbols, in which case not
+      # even a static library is built.  For now, we need to specify
+      # -no-undefined on the libtool link line when we can be certain
+      # that all symbols are satisfied, otherwise we get a static library.
+      allow_undefined=yes
+      ;;
+    *)
+      allow_undefined=yes
+      ;;
+    esac
+    libtool_args=$nonopt
+    base_compile="$nonopt $@"
+    compile_command=$nonopt
+    finalize_command=$nonopt
+
+    compile_rpath=
+    finalize_rpath=
+    compile_shlibpath=
+    finalize_shlibpath=
+    convenience=
+    old_convenience=
+    deplibs=
+    old_deplibs=
+    compiler_flags=
+    linker_flags=
+    dllsearchpath=
+    lib_search_path=`pwd`
+    inst_prefix_dir=
+    new_inherited_linker_flags=
+
+    avoid_version=no
+    bindir=
+    dlfiles=
+    dlprefiles=
+    dlself=no
+    export_dynamic=no
+    export_symbols=
+    export_symbols_regex=
+    generated=
+    libobjs=
+    ltlibs=
+    module=no
+    no_install=no
+    objs=
+    non_pic_objects=
+    precious_files_regex=
+    prefer_static_libs=no
+    preload=no
+    prev=
+    prevarg=
+    release=
+    rpath=
+    xrpath=
+    perm_rpath=
+    temp_rpath=
+    thread_safe=no
+    vinfo=
+    vinfo_number=no
+    weak_libs=
+    single_module="${wl}-single_module"
+    func_infer_tag $base_compile
+
+    # We need to know -static, to get the right output filenames.
+    for arg
+    do
+      case $arg in
+      -shared)
+	test "$build_libtool_libs" != yes && \
+	  func_fatal_configuration "can not build a shared library"
+	build_old_libs=no
+	break
+	;;
+      -all-static | -static | -static-libtool-libs)
+	case $arg in
+	-all-static)
+	  if test "$build_libtool_libs" = yes && test -z "$link_static_flag"; then
+	    func_warning "complete static linking is impossible in this configuration"
+	  fi
+	  if test -n "$link_static_flag"; then
+	    dlopen_self=$dlopen_self_static
+	  fi
+	  prefer_static_libs=yes
+	  ;;
+	-static)
+	  if test -z "$pic_flag" && test -n "$link_static_flag"; then
+	    dlopen_self=$dlopen_self_static
+	  fi
+	  prefer_static_libs=built
+	  ;;
+	-static-libtool-libs)
+	  if test -z "$pic_flag" && test -n "$link_static_flag"; then
+	    dlopen_self=$dlopen_self_static
+	  fi
+	  prefer_static_libs=yes
+	  ;;
+	esac
+	build_libtool_libs=no
+	build_old_libs=yes
+	break
+	;;
+      esac
+    done
+
+    # See if our shared archives depend on static archives.
+    test -n "$old_archive_from_new_cmds" && build_old_libs=yes
+
+    # Go through the arguments, transforming them on the way.
+    while test "$#" -gt 0; do
+      arg="$1"
+      shift
+      func_quote_for_eval "$arg"
+      qarg=$func_quote_for_eval_unquoted_result
+      func_append libtool_args " $func_quote_for_eval_result"
+
+      # If the previous option needs an argument, assign it.
+      if test -n "$prev"; then
+	case $prev in
+	output)
+	  func_append compile_command " @OUTPUT@"
+	  func_append finalize_command " @OUTPUT@"
+	  ;;
+	esac
+
+	case $prev in
+	bindir)
+	  bindir="$arg"
+	  prev=
+	  continue
+	  ;;
+	dlfiles|dlprefiles)
+	  if test "$preload" = no; then
+	    # Add the symbol object into the linking commands.
+	    func_append compile_command " @SYMFILE@"
+	    func_append finalize_command " @SYMFILE@"
+	    preload=yes
+	  fi
+	  case $arg in
+	  *.la | *.lo) ;;  # We handle these cases below.
+	  force)
+	    if test "$dlself" = no; then
+	      dlself=needless
+	      export_dynamic=yes
+	    fi
+	    prev=
+	    continue
+	    ;;
+	  self)
+	    if test "$prev" = dlprefiles; then
+	      dlself=yes
+	    elif test "$prev" = dlfiles && test "$dlopen_self" != yes; then
+	      dlself=yes
+	    else
+	      dlself=needless
+	      export_dynamic=yes
+	    fi
+	    prev=
+	    continue
+	    ;;
+	  *)
+	    if test "$prev" = dlfiles; then
+	      func_append dlfiles " $arg"
+	    else
+	      func_append dlprefiles " $arg"
+	    fi
+	    prev=
+	    continue
+	    ;;
+	  esac
+	  ;;
+	expsyms)
+	  export_symbols="$arg"
+	  test -f "$arg" \
+	    || func_fatal_error "symbol file \`$arg' does not exist"
+	  prev=
+	  continue
+	  ;;
+	expsyms_regex)
+	  export_symbols_regex="$arg"
+	  prev=
+	  continue
+	  ;;
+	framework)
+	  case $host in
+	    *-*-darwin*)
+	      case "$deplibs " in
+		*" $qarg.ltframework "*) ;;
+		*) func_append deplibs " $qarg.ltframework" # this is fixed later
+		   ;;
+	      esac
+	      ;;
+	  esac
+	  prev=
+	  continue
+	  ;;
+	inst_prefix)
+	  inst_prefix_dir="$arg"
+	  prev=
+	  continue
+	  ;;
+	objectlist)
+	  if test -f "$arg"; then
+	    save_arg=$arg
+	    moreargs=
+	    for fil in `cat "$save_arg"`
+	    do
+#	      func_append moreargs " $fil"
+	      arg=$fil
+	      # A libtool-controlled object.
+
+	      # Check to see that this really is a libtool object.
+	      if func_lalib_unsafe_p "$arg"; then
+		pic_object=
+		non_pic_object=
+
+		# Read the .lo file
+		func_source "$arg"
+
+		if test -z "$pic_object" ||
+		   test -z "$non_pic_object" ||
+		   test "$pic_object" = none &&
+		   test "$non_pic_object" = none; then
+		  func_fatal_error "cannot find name of object for \`$arg'"
+		fi
+
+		# Extract subdirectory from the argument.
+		func_dirname "$arg" "/" ""
+		xdir="$func_dirname_result"
+
+		if test "$pic_object" != none; then
+		  # Prepend the subdirectory the object is found in.
+		  pic_object="$xdir$pic_object"
+
+		  if test "$prev" = dlfiles; then
+		    if test "$build_libtool_libs" = yes && test "$dlopen_support" = yes; then
+		      func_append dlfiles " $pic_object"
+		      prev=
+		      continue
+		    else
+		      # If libtool objects are unsupported, then we need to preload.
+		      prev=dlprefiles
+		    fi
+		  fi
+
+		  # CHECK ME:  I think I busted this.  -Ossama
+		  if test "$prev" = dlprefiles; then
+		    # Preload the old-style object.
+		    func_append dlprefiles " $pic_object"
+		    prev=
+		  fi
+
+		  # A PIC object.
+		  func_append libobjs " $pic_object"
+		  arg="$pic_object"
+		fi
+
+		# Non-PIC object.
+		if test "$non_pic_object" != none; then
+		  # Prepend the subdirectory the object is found in.
+		  non_pic_object="$xdir$non_pic_object"
+
+		  # A standard non-PIC object
+		  func_append non_pic_objects " $non_pic_object"
+		  if test -z "$pic_object" || test "$pic_object" = none ; then
+		    arg="$non_pic_object"
+		  fi
+		else
+		  # If the PIC object exists, use it instead.
+		  # $xdir was prepended to $pic_object above.
+		  non_pic_object="$pic_object"
+		  func_append non_pic_objects " $non_pic_object"
+		fi
+	      else
+		# Only an error if not doing a dry-run.
+		if $opt_dry_run; then
+		  # Extract subdirectory from the argument.
+		  func_dirname "$arg" "/" ""
+		  xdir="$func_dirname_result"
+
+		  func_lo2o "$arg"
+		  pic_object=$xdir$objdir/$func_lo2o_result
+		  non_pic_object=$xdir$func_lo2o_result
+		  func_append libobjs " $pic_object"
+		  func_append non_pic_objects " $non_pic_object"
+	        else
+		  func_fatal_error "\`$arg' is not a valid libtool object"
+		fi
+	      fi
+	    done
+	  else
+	    func_fatal_error "link input file \`$arg' does not exist"
+	  fi
+	  arg=$save_arg
+	  prev=
+	  continue
+	  ;;
+	precious_regex)
+	  precious_files_regex="$arg"
+	  prev=
+	  continue
+	  ;;
+	release)
+	  release="-$arg"
+	  prev=
+	  continue
+	  ;;
+	rpath | xrpath)
+	  # We need an absolute path.
+	  case $arg in
+	  [\\/]* | [A-Za-z]:[\\/]*) ;;
+	  *)
+	    func_fatal_error "only absolute run-paths are allowed"
+	    ;;
+	  esac
+	  if test "$prev" = rpath; then
+	    case "$rpath " in
+	    *" $arg "*) ;;
+	    *) func_append rpath " $arg" ;;
+	    esac
+	  else
+	    case "$xrpath " in
+	    *" $arg "*) ;;
+	    *) func_append xrpath " $arg" ;;
+	    esac
+	  fi
+	  prev=
+	  continue
+	  ;;
+	shrext)
+	  shrext_cmds="$arg"
+	  prev=
+	  continue
+	  ;;
+	weak)
+	  func_append weak_libs " $arg"
+	  prev=
+	  continue
+	  ;;
+	xcclinker)
+	  func_append linker_flags " $qarg"
+	  func_append compiler_flags " $qarg"
+	  prev=
+	  func_append compile_command " $qarg"
+	  func_append finalize_command " $qarg"
+	  continue
+	  ;;
+	xcompiler)
+	  func_append compiler_flags " $qarg"
+	  prev=
+	  func_append compile_command " $qarg"
+	  func_append finalize_command " $qarg"
+	  continue
+	  ;;
+	xlinker)
+	  func_append linker_flags " $qarg"
+	  func_append compiler_flags " $wl$qarg"
+	  prev=
+	  func_append compile_command " $wl$qarg"
+	  func_append finalize_command " $wl$qarg"
+	  continue
+	  ;;
+	*)
+	  eval "$prev=\"\$arg\""
+	  prev=
+	  continue
+	  ;;
+	esac
+      fi # test -n "$prev"
+
+      prevarg="$arg"
+
+      case $arg in
+      -all-static)
+	if test -n "$link_static_flag"; then
+	  # See comment for -static flag below, for more details.
+	  func_append compile_command " $link_static_flag"
+	  func_append finalize_command " $link_static_flag"
+	fi
+	continue
+	;;
+
+      -allow-undefined)
+	# FIXME: remove this flag sometime in the future.
+	func_fatal_error "\`-allow-undefined' must not be used because it is the default"
+	;;
+
+      -avoid-version)
+	avoid_version=yes
+	continue
+	;;
+
+      -bindir)
+	prev=bindir
+	continue
+	;;
+
+      -dlopen)
+	prev=dlfiles
+	continue
+	;;
+
+      -dlpreopen)
+	prev=dlprefiles
+	continue
+	;;
+
+      -export-dynamic)
+	export_dynamic=yes
+	continue
+	;;
+
+      -export-symbols | -export-symbols-regex)
+	if test -n "$export_symbols" || test -n "$export_symbols_regex"; then
+	  func_fatal_error "more than one -exported-symbols argument is not allowed"
+	fi
+	if test "X$arg" = "X-export-symbols"; then
+	  prev=expsyms
+	else
+	  prev=expsyms_regex
+	fi
+	continue
+	;;
+
+      -framework)
+	prev=framework
+	continue
+	;;
+
+      -inst-prefix-dir)
+	prev=inst_prefix
+	continue
+	;;
+
+      # The native IRIX linker understands -LANG:*, -LIST:* and -LNO:*
+      # so, if we see these flags be careful not to treat them like -L
+      -L[A-Z][A-Z]*:*)
+	case $with_gcc/$host in
+	no/*-*-irix* | /*-*-irix*)
+	  func_append compile_command " $arg"
+	  func_append finalize_command " $arg"
+	  ;;
+	esac
+	continue
+	;;
+
+      -L*)
+	func_stripname "-L" '' "$arg"
+	if test -z "$func_stripname_result"; then
+	  if test "$#" -gt 0; then
+	    func_fatal_error "require no space between \`-L' and \`$1'"
+	  else
+	    func_fatal_error "need path for \`-L' option"
+	  fi
+	fi
+	func_resolve_sysroot "$func_stripname_result"
+	dir=$func_resolve_sysroot_result
+	# We need an absolute path.
+	case $dir in
+	[\\/]* | [A-Za-z]:[\\/]*) ;;
+	*)
+	  absdir=`cd "$dir" && pwd`
+	  test -z "$absdir" && \
+	    func_fatal_error "cannot determine absolute directory name of \`$dir'"
+	  dir="$absdir"
+	  ;;
+	esac
+	case "$deplibs " in
+	*" -L$dir "* | *" $arg "*)
+	  # Will only happen for absolute or sysroot arguments
+	  ;;
+	*)
+	  # Preserve sysroot, but never include relative directories
+	  case $dir in
+	    [\\/]* | [A-Za-z]:[\\/]* | =*) func_append deplibs " $arg" ;;
+	    *) func_append deplibs " -L$dir" ;;
+	  esac
+	  func_append lib_search_path " $dir"
+	  ;;
+	esac
+	case $host in
+	*-*-cygwin* | *-*-mingw* | *-*-pw32* | *-*-os2* | *-cegcc*)
+	  testbindir=`$ECHO "$dir" | $SED 's*/lib$*/bin*'`
+	  case :$dllsearchpath: in
+	  *":$dir:"*) ;;
+	  ::) dllsearchpath=$dir;;
+	  *) func_append dllsearchpath ":$dir";;
+	  esac
+	  case :$dllsearchpath: in
+	  *":$testbindir:"*) ;;
+	  ::) dllsearchpath=$testbindir;;
+	  *) func_append dllsearchpath ":$testbindir";;
+	  esac
+	  ;;
+	esac
+	continue
+	;;
+
+      -l*)
+	if test "X$arg" = "X-lc" || test "X$arg" = "X-lm"; then
+	  case $host in
+	  *-*-cygwin* | *-*-mingw* | *-*-pw32* | *-*-beos* | *-cegcc* | *-*-haiku*)
+	    # These systems don't actually have a C or math library (as such)
+	    continue
+	    ;;
+	  *-*-os2*)
+	    # These systems don't actually have a C library (as such)
+	    test "X$arg" = "X-lc" && continue
+	    ;;
+	  *-*-openbsd* | *-*-freebsd* | *-*-dragonfly*)
+	    # Do not include libc due to us having libc/libc_r.
+	    test "X$arg" = "X-lc" && continue
+	    ;;
+	  *-*-rhapsody* | *-*-darwin1.[012])
+	    # Rhapsody C and math libraries are in the System framework
+	    func_append deplibs " System.ltframework"
+	    continue
+	    ;;
+	  *-*-sco3.2v5* | *-*-sco5v6*)
+	    # Causes problems with __ctype
+	    test "X$arg" = "X-lc" && continue
+	    ;;
+	  *-*-sysv4.2uw2* | *-*-sysv5* | *-*-unixware* | *-*-OpenUNIX*)
+	    # Compiler inserts libc in the correct place for threads to work
+	    test "X$arg" = "X-lc" && continue
+	    ;;
+	  esac
+	elif test "X$arg" = "X-lc_r"; then
+	 case $host in
+	 *-*-openbsd* | *-*-freebsd* | *-*-dragonfly*)
+	   # Do not include libc_r directly, use -pthread flag.
+	   continue
+	   ;;
+	 esac
+	fi
+	func_append deplibs " $arg"
+	continue
+	;;
+
+      -module)
+	module=yes
+	continue
+	;;
+
+      # Tru64 UNIX uses -model [arg] to determine the layout of C++
+      # classes, name mangling, and exception handling.
+      # Darwin uses the -arch flag to determine output architecture.
+      -model|-arch|-isysroot|--sysroot)
+	func_append compiler_flags " $arg"
+	func_append compile_command " $arg"
+	func_append finalize_command " $arg"
+	prev=xcompiler
+	continue
+	;;
+
+      -mt|-mthreads|-kthread|-Kthread|-pthread|-pthreads|--thread-safe \
+      |-threads|-fopenmp|-openmp|-mp|-xopenmp|-omp|-qsmp=*)
+	func_append compiler_flags " $arg"
+	func_append compile_command " $arg"
+	func_append finalize_command " $arg"
+	case "$new_inherited_linker_flags " in
+	    *" $arg "*) ;;
+	    * ) func_append new_inherited_linker_flags " $arg" ;;
+	esac
+	continue
+	;;
+
+      -multi_module)
+	single_module="${wl}-multi_module"
+	continue
+	;;
+
+      -no-fast-install)
+	fast_install=no
+	continue
+	;;
+
+      -no-install)
+	case $host in
+	*-*-cygwin* | *-*-mingw* | *-*-pw32* | *-*-os2* | *-*-darwin* | *-cegcc*)
+	  # The PATH hackery in wrapper scripts is required on Windows
+	  # and Darwin in order for the loader to find any dlls it needs.
+	  func_warning "\`-no-install' is ignored for $host"
+	  func_warning "assuming \`-no-fast-install' instead"
+	  fast_install=no
+	  ;;
+	*) no_install=yes ;;
+	esac
+	continue
+	;;
+
+      -no-undefined)
+	allow_undefined=no
+	continue
+	;;
+
+      -objectlist)
+	prev=objectlist
+	continue
+	;;
+
+      -o) prev=output ;;
+
+      -precious-files-regex)
+	prev=precious_regex
+	continue
+	;;
+
+      -release)
+	prev=release
+	continue
+	;;
+
+      -rpath)
+	prev=rpath
+	continue
+	;;
+
+      -R)
+	prev=xrpath
+	continue
+	;;
+
+      -R*)
+	func_stripname '-R' '' "$arg"
+	dir=$func_stripname_result
+	# We need an absolute path.
+	case $dir in
+	[\\/]* | [A-Za-z]:[\\/]*) ;;
+	=*)
+	  func_stripname '=' '' "$dir"
+	  dir=$lt_sysroot$func_stripname_result
+	  ;;
+	*)
+	  func_fatal_error "only absolute run-paths are allowed"
+	  ;;
+	esac
+	case "$xrpath " in
+	*" $dir "*) ;;
+	*) func_append xrpath " $dir" ;;
+	esac
+	continue
+	;;
+
+      -shared)
+	# The effects of -shared are defined in a previous loop.
+	continue
+	;;
+
+      -shrext)
+	prev=shrext
+	continue
+	;;
+
+      -static | -static-libtool-libs)
+	# The effects of -static are defined in a previous loop.
+	# We used to do the same as -all-static on platforms that
+	# didn't have a PIC flag, but the assumption that the effects
+	# would be equivalent was wrong.  It would break on at least
+	# Digital Unix and AIX.
+	continue
+	;;
+
+      -thread-safe)
+	thread_safe=yes
+	continue
+	;;
+
+      -version-info)
+	prev=vinfo
+	continue
+	;;
+
+      -version-number)
+	prev=vinfo
+	vinfo_number=yes
+	continue
+	;;
+
+      -weak)
+        prev=weak
+	continue
+	;;
+
+      -Wc,*)
+	func_stripname '-Wc,' '' "$arg"
+	args=$func_stripname_result
+	arg=
+	save_ifs="$IFS"; IFS=','
+	for flag in $args; do
+	  IFS="$save_ifs"
+          func_quote_for_eval "$flag"
+	  func_append arg " $func_quote_for_eval_result"
+	  func_append compiler_flags " $func_quote_for_eval_result"
+	done
+	IFS="$save_ifs"
+	func_stripname ' ' '' "$arg"
+	arg=$func_stripname_result
+	;;
+
+      -Wl,*)
+	func_stripname '-Wl,' '' "$arg"
+	args=$func_stripname_result
+	arg=
+	save_ifs="$IFS"; IFS=','
+	for flag in $args; do
+	  IFS="$save_ifs"
+          func_quote_for_eval "$flag"
+	  func_append arg " $wl$func_quote_for_eval_result"
+	  func_append compiler_flags " $wl$func_quote_for_eval_result"
+	  func_append linker_flags " $func_quote_for_eval_result"
+	done
+	IFS="$save_ifs"
+	func_stripname ' ' '' "$arg"
+	arg=$func_stripname_result
+	;;
+
+      -Xcompiler)
+	prev=xcompiler
+	continue
+	;;
+
+      -Xlinker)
+	prev=xlinker
+	continue
+	;;
+
+      -XCClinker)
+	prev=xcclinker
+	continue
+	;;
+
+      # -msg_* for osf cc
+      -msg_*)
+	func_quote_for_eval "$arg"
+	arg="$func_quote_for_eval_result"
+	;;
+
+      # Flags to be passed through unchanged, with rationale:
+      # -64, -mips[0-9]      enable 64-bit mode for the SGI compiler
+      # -r[0-9][0-9]*        specify processor for the SGI compiler
+      # -xarch=*, -xtarget=* enable 64-bit mode for the Sun compiler
+      # +DA*, +DD*           enable 64-bit mode for the HP compiler
+      # -q*                  compiler args for the IBM compiler
+      # -m*, -t[45]*, -txscale* architecture-specific flags for GCC
+      # -F/path              path to uninstalled frameworks, gcc on darwin
+      # -p, -pg, --coverage, -fprofile-*  profiling flags for GCC
+      # @file                GCC response files
+      # -tp=*                Portland pgcc target processor selection
+      # --sysroot=*          for sysroot support
+      # -O*, -flto*, -fwhopr*, -fuse-linker-plugin GCC link-time optimization
+      -64|-mips[0-9]|-r[0-9][0-9]*|-xarch=*|-xtarget=*|+DA*|+DD*|-q*|-m*| \
+      -t[45]*|-txscale*|-p|-pg|--coverage|-fprofile-*|-F*|@*|-tp=*|--sysroot=*| \
+      -O*|-flto*|-fwhopr*|-fuse-linker-plugin)
+        func_quote_for_eval "$arg"
+	arg="$func_quote_for_eval_result"
+        func_append compile_command " $arg"
+        func_append finalize_command " $arg"
+        func_append compiler_flags " $arg"
+        continue
+        ;;
+
+      # Some other compiler flag.
+      -* | +*)
+        func_quote_for_eval "$arg"
+	arg="$func_quote_for_eval_result"
+	;;
+
+      *.$objext)
+	# A standard object.
+	func_append objs " $arg"
+	;;
+
+      *.lo)
+	# A libtool-controlled object.
+
+	# Check to see that this really is a libtool object.
+	if func_lalib_unsafe_p "$arg"; then
+	  pic_object=
+	  non_pic_object=
+
+	  # Read the .lo file
+	  func_source "$arg"
+
+	  if test -z "$pic_object" ||
+	     test -z "$non_pic_object" ||
+	     test "$pic_object" = none &&
+	     test "$non_pic_object" = none; then
+	    func_fatal_error "cannot find name of object for \`$arg'"
+	  fi
+
+	  # Extract subdirectory from the argument.
+	  func_dirname "$arg" "/" ""
+	  xdir="$func_dirname_result"
+
+	  if test "$pic_object" != none; then
+	    # Prepend the subdirectory the object is found in.
+	    pic_object="$xdir$pic_object"
+
+	    if test "$prev" = dlfiles; then
+	      if test "$build_libtool_libs" = yes && test "$dlopen_support" = yes; then
+		func_append dlfiles " $pic_object"
+		prev=
+		continue
+	      else
+		# If libtool objects are unsupported, then we need to preload.
+		prev=dlprefiles
+	      fi
+	    fi
+
+	    # CHECK ME:  I think I busted this.  -Ossama
+	    if test "$prev" = dlprefiles; then
+	      # Preload the old-style object.
+	      func_append dlprefiles " $pic_object"
+	      prev=
+	    fi
+
+	    # A PIC object.
+	    func_append libobjs " $pic_object"
+	    arg="$pic_object"
+	  fi
+
+	  # Non-PIC object.
+	  if test "$non_pic_object" != none; then
+	    # Prepend the subdirectory the object is found in.
+	    non_pic_object="$xdir$non_pic_object"
+
+	    # A standard non-PIC object
+	    func_append non_pic_objects " $non_pic_object"
+	    if test -z "$pic_object" || test "$pic_object" = none ; then
+	      arg="$non_pic_object"
+	    fi
+	  else
+	    # If the PIC object exists, use it instead.
+	    # $xdir was prepended to $pic_object above.
+	    non_pic_object="$pic_object"
+	    func_append non_pic_objects " $non_pic_object"
+	  fi
+	else
+	  # Only an error if not doing a dry-run.
+	  if $opt_dry_run; then
+	    # Extract subdirectory from the argument.
+	    func_dirname "$arg" "/" ""
+	    xdir="$func_dirname_result"
+
+	    func_lo2o "$arg"
+	    pic_object=$xdir$objdir/$func_lo2o_result
+	    non_pic_object=$xdir$func_lo2o_result
+	    func_append libobjs " $pic_object"
+	    func_append non_pic_objects " $non_pic_object"
+	  else
+	    func_fatal_error "\`$arg' is not a valid libtool object"
+	  fi
+	fi
+	;;
+
+      *.$libext)
+	# An archive.
+	func_append deplibs " $arg"
+	func_append old_deplibs " $arg"
+	continue
+	;;
+
+      *.la)
+	# A libtool-controlled library.
+
+	func_resolve_sysroot "$arg"
+	if test "$prev" = dlfiles; then
+	  # This library was specified with -dlopen.
+	  func_append dlfiles " $func_resolve_sysroot_result"
+	  prev=
+	elif test "$prev" = dlprefiles; then
+	  # The library was specified with -dlpreopen.
+	  func_append dlprefiles " $func_resolve_sysroot_result"
+	  prev=
+	else
+	  func_append deplibs " $func_resolve_sysroot_result"
+	fi
+	continue
+	;;
+
+      # Some other compiler argument.
+      *)
+	# Unknown arguments in both finalize_command and compile_command need
+	# to be aesthetically quoted because they are evaled later.
+	func_quote_for_eval "$arg"
+	arg="$func_quote_for_eval_result"
+	;;
+      esac # arg
+
+      # Now actually substitute the argument into the commands.
+      if test -n "$arg"; then
+	func_append compile_command " $arg"
+	func_append finalize_command " $arg"
+      fi
+    done # argument parsing loop
+
+    test -n "$prev" && \
+      func_fatal_help "the \`$prevarg' option requires an argument"
+
+    if test "$export_dynamic" = yes && test -n "$export_dynamic_flag_spec"; then
+      eval arg=\"$export_dynamic_flag_spec\"
+      func_append compile_command " $arg"
+      func_append finalize_command " $arg"
+    fi
+
+    oldlibs=
+    # calculate the name of the file, without its directory
+    func_basename "$output"
+    outputname="$func_basename_result"
+    libobjs_save="$libobjs"
+
+    if test -n "$shlibpath_var"; then
+      # get the directories listed in $shlibpath_var
+      eval shlib_search_path=\`\$ECHO \"\${$shlibpath_var}\" \| \$SED \'s/:/ /g\'\`
+    else
+      shlib_search_path=
+    fi
+    eval sys_lib_search_path=\"$sys_lib_search_path_spec\"
+    eval sys_lib_dlsearch_path=\"$sys_lib_dlsearch_path_spec\"
+
+    func_dirname "$output" "/" ""
+    output_objdir="$func_dirname_result$objdir"
+    func_to_tool_file "$output_objdir/"
+    tool_output_objdir=$func_to_tool_file_result
+    # Create the object directory.
+    func_mkdir_p "$output_objdir"
+
+    # Determine the type of output
+    case $output in
+    "")
+      func_fatal_help "you must specify an output file"
+      ;;
+    *.$libext) linkmode=oldlib ;;
+    *.lo | *.$objext) linkmode=obj ;;
+    *.la) linkmode=lib ;;
+    *) linkmode=prog ;; # Anything else should be a program.
+    esac
+
+    specialdeplibs=
+
+    libs=
+    # Find all interdependent deplibs by searching for libraries
+    # that are linked more than once (e.g. -la -lb -la)
+    for deplib in $deplibs; do
+      if $opt_preserve_dup_deps ; then
+	case "$libs " in
+	*" $deplib "*) func_append specialdeplibs " $deplib" ;;
+	esac
+      fi
+      func_append libs " $deplib"
+    done
+
+    if test "$linkmode" = lib; then
+      libs="$predeps $libs $compiler_lib_search_path $postdeps"
+
+      # Compute libraries that are listed more than once in $predeps
+      # $postdeps and mark them as special (i.e., whose duplicates are
+      # not to be eliminated).
+      pre_post_deps=
+      if $opt_duplicate_compiler_generated_deps; then
+	for pre_post_dep in $predeps $postdeps; do
+	  case "$pre_post_deps " in
+	  *" $pre_post_dep "*) func_append specialdeplibs " $pre_post_deps" ;;
+	  esac
+	  func_append pre_post_deps " $pre_post_dep"
+	done
+      fi
+      pre_post_deps=
+    fi
+
+    deplibs=
+    newdependency_libs=
+    newlib_search_path=
+    need_relink=no # whether we're linking any uninstalled libtool libraries
+    notinst_deplibs= # not-installed libtool libraries
+    notinst_path= # paths that contain not-installed libtool libraries
+
+    case $linkmode in
+    lib)
+	passes="conv dlpreopen link"
+	for file in $dlfiles $dlprefiles; do
+	  case $file in
+	  *.la) ;;
+	  *)
+	    func_fatal_help "libraries can \`-dlopen' only libtool libraries: $file"
+	    ;;
+	  esac
+	done
+	;;
+    prog)
+	compile_deplibs=
+	finalize_deplibs=
+	alldeplibs=no
+	newdlfiles=
+	newdlprefiles=
+	passes="conv scan dlopen dlpreopen link"
+	;;
+    *)  passes="conv"
+	;;
+    esac
+
+    for pass in $passes; do
+      # The preopen pass in lib mode reverses $deplibs; put it back here
+      # so that -L comes before libs that need it for instance...
+      if test "$linkmode,$pass" = "lib,link"; then
+	## FIXME: Find the place where the list is rebuilt in the wrong
+	##        order, and fix it there properly
+        tmp_deplibs=
+	for deplib in $deplibs; do
+	  tmp_deplibs="$deplib $tmp_deplibs"
+	done
+	deplibs="$tmp_deplibs"
+      fi
+
+      if test "$linkmode,$pass" = "lib,link" ||
+	 test "$linkmode,$pass" = "prog,scan"; then
+	libs="$deplibs"
+	deplibs=
+      fi
+      if test "$linkmode" = prog; then
+	case $pass in
+	dlopen) libs="$dlfiles" ;;
+	dlpreopen) libs="$dlprefiles" ;;
+	link) libs="$deplibs %DEPLIBS% $dependency_libs" ;;
+	esac
+      fi
+      if test "$linkmode,$pass" = "lib,dlpreopen"; then
+	# Collect and forward deplibs of preopened libtool libs
+	for lib in $dlprefiles; do
+	  # Ignore non-libtool-libs
+	  dependency_libs=
+	  func_resolve_sysroot "$lib"
+	  case $lib in
+	  *.la)	func_source "$func_resolve_sysroot_result" ;;
+	  esac
+
+	  # Collect preopened libtool deplibs, except any this library
+	  # has declared as weak libs
+	  for deplib in $dependency_libs; do
+	    func_basename "$deplib"
+            deplib_base=$func_basename_result
+	    case " $weak_libs " in
+	    *" $deplib_base "*) ;;
+	    *) func_append deplibs " $deplib" ;;
+	    esac
+	  done
+	done
+	libs="$dlprefiles"
+      fi
+      if test "$pass" = dlopen; then
+	# Collect dlpreopened libraries
+	save_deplibs="$deplibs"
+	deplibs=
+      fi
+
+      for deplib in $libs; do
+	lib=
+	found=no
+	case $deplib in
+	-mt|-mthreads|-kthread|-Kthread|-pthread|-pthreads|--thread-safe \
+        |-threads|-fopenmp|-openmp|-mp|-xopenmp|-omp|-qsmp=*)
+	  if test "$linkmode,$pass" = "prog,link"; then
+	    compile_deplibs="$deplib $compile_deplibs"
+	    finalize_deplibs="$deplib $finalize_deplibs"
+	  else
+	    func_append compiler_flags " $deplib"
+	    if test "$linkmode" = lib ; then
+		case "$new_inherited_linker_flags " in
+		    *" $deplib "*) ;;
+		    * ) func_append new_inherited_linker_flags " $deplib" ;;
+		esac
+	    fi
+	  fi
+	  continue
+	  ;;
+	-l*)
+	  if test "$linkmode" != lib && test "$linkmode" != prog; then
+	    func_warning "\`-l' is ignored for archives/objects"
+	    continue
+	  fi
+	  func_stripname '-l' '' "$deplib"
+	  name=$func_stripname_result
+	  if test "$linkmode" = lib; then
+	    searchdirs="$newlib_search_path $lib_search_path $compiler_lib_search_dirs $sys_lib_search_path $shlib_search_path"
+	  else
+	    searchdirs="$newlib_search_path $lib_search_path $sys_lib_search_path $shlib_search_path"
+	  fi
+	  for searchdir in $searchdirs; do
+	    for search_ext in .la $std_shrext .so .a; do
+	      # Search the libtool library
+	      lib="$searchdir/lib${name}${search_ext}"
+	      if test -f "$lib"; then
+		if test "$search_ext" = ".la"; then
+		  found=yes
+		else
+		  found=no
+		fi
+		break 2
+	      fi
+	    done
+	  done
+	  if test "$found" != yes; then
+	    # deplib doesn't seem to be a libtool library
+	    if test "$linkmode,$pass" = "prog,link"; then
+	      compile_deplibs="$deplib $compile_deplibs"
+	      finalize_deplibs="$deplib $finalize_deplibs"
+	    else
+	      deplibs="$deplib $deplibs"
+	      test "$linkmode" = lib && newdependency_libs="$deplib $newdependency_libs"
+	    fi
+	    continue
+	  else # deplib is a libtool library
+	    # If $allow_libtool_libs_with_static_runtimes && $deplib is a stdlib,
+	    # We need to do some special things here, and not later.
+	    if test "X$allow_libtool_libs_with_static_runtimes" = "Xyes" ; then
+	      case " $predeps $postdeps " in
+	      *" $deplib "*)
+		if func_lalib_p "$lib"; then
+		  library_names=
+		  old_library=
+		  func_source "$lib"
+		  for l in $old_library $library_names; do
+		    ll="$l"
+		  done
+		  if test "X$ll" = "X$old_library" ; then # only static version available
+		    found=no
+		    func_dirname "$lib" "" "."
+		    ladir="$func_dirname_result"
+		    lib=$ladir/$old_library
+		    if test "$linkmode,$pass" = "prog,link"; then
+		      compile_deplibs="$deplib $compile_deplibs"
+		      finalize_deplibs="$deplib $finalize_deplibs"
+		    else
+		      deplibs="$deplib $deplibs"
+		      test "$linkmode" = lib && newdependency_libs="$deplib $newdependency_libs"
+		    fi
+		    continue
+		  fi
+		fi
+		;;
+	      *) ;;
+	      esac
+	    fi
+	  fi
+	  ;; # -l
+	*.ltframework)
+	  if test "$linkmode,$pass" = "prog,link"; then
+	    compile_deplibs="$deplib $compile_deplibs"
+	    finalize_deplibs="$deplib $finalize_deplibs"
+	  else
+	    deplibs="$deplib $deplibs"
+	    if test "$linkmode" = lib ; then
+		case "$new_inherited_linker_flags " in
+		    *" $deplib "*) ;;
+		    * ) func_append new_inherited_linker_flags " $deplib" ;;
+		esac
+	    fi
+	  fi
+	  continue
+	  ;;
+	-L*)
+	  case $linkmode in
+	  lib)
+	    deplibs="$deplib $deplibs"
+	    test "$pass" = conv && continue
+	    newdependency_libs="$deplib $newdependency_libs"
+	    func_stripname '-L' '' "$deplib"
+	    func_resolve_sysroot "$func_stripname_result"
+	    func_append newlib_search_path " $func_resolve_sysroot_result"
+	    ;;
+	  prog)
+	    if test "$pass" = conv; then
+	      deplibs="$deplib $deplibs"
+	      continue
+	    fi
+	    if test "$pass" = scan; then
+	      deplibs="$deplib $deplibs"
+	    else
+	      compile_deplibs="$deplib $compile_deplibs"
+	      finalize_deplibs="$deplib $finalize_deplibs"
+	    fi
+	    func_stripname '-L' '' "$deplib"
+	    func_resolve_sysroot "$func_stripname_result"
+	    func_append newlib_search_path " $func_resolve_sysroot_result"
+	    ;;
+	  *)
+	    func_warning "\`-L' is ignored for archives/objects"
+	    ;;
+	  esac # linkmode
+	  continue
+	  ;; # -L
+	-R*)
+	  if test "$pass" = link; then
+	    func_stripname '-R' '' "$deplib"
+	    func_resolve_sysroot "$func_stripname_result"
+	    dir=$func_resolve_sysroot_result
+	    # Make sure the xrpath contains only unique directories.
+	    case "$xrpath " in
+	    *" $dir "*) ;;
+	    *) func_append xrpath " $dir" ;;
+	    esac
+	  fi
+	  deplibs="$deplib $deplibs"
+	  continue
+	  ;;
+	*.la)
+	  func_resolve_sysroot "$deplib"
+	  lib=$func_resolve_sysroot_result
+	  ;;
+	*.$libext)
+	  if test "$pass" = conv; then
+	    deplibs="$deplib $deplibs"
+	    continue
+	  fi
+	  case $linkmode in
+	  lib)
+	    # Linking convenience modules into shared libraries is allowed,
+	    # but linking other static libraries is non-portable.
+	    case " $dlpreconveniencelibs " in
+	    *" $deplib "*) ;;
+	    *)
+	      valid_a_lib=no
+	      case $deplibs_check_method in
+		match_pattern*)
+		  set dummy $deplibs_check_method; shift
+		  match_pattern_regex=`expr "$deplibs_check_method" : "$1 \(.*\)"`
+		  if eval "\$ECHO \"$deplib\"" 2>/dev/null | $SED 10q \
+		    | $EGREP "$match_pattern_regex" > /dev/null; then
+		    valid_a_lib=yes
+		  fi
+		;;
+		pass_all)
+		  valid_a_lib=yes
+		;;
+	      esac
+	      if test "$valid_a_lib" != yes; then
+		echo
+		$ECHO "*** Warning: Trying to link with static lib archive $deplib."
+		echo "*** I have the capability to make that library automatically link in when"
+		echo "*** you link to this library.  But I can only do this if you have a"
+		echo "*** shared version of the library, which you do not appear to have"
+		echo "*** because the file extensions .$libext of this argument makes me believe"
+		echo "*** that it is just a static archive that I should not use here."
+	      else
+		echo
+		$ECHO "*** Warning: Linking the shared library $output against the"
+		$ECHO "*** static library $deplib is not portable!"
+		deplibs="$deplib $deplibs"
+	      fi
+	      ;;
+	    esac
+	    continue
+	    ;;
+	  prog)
+	    if test "$pass" != link; then
+	      deplibs="$deplib $deplibs"
+	    else
+	      compile_deplibs="$deplib $compile_deplibs"
+	      finalize_deplibs="$deplib $finalize_deplibs"
+	    fi
+	    continue
+	    ;;
+	  esac # linkmode
+	  ;; # *.$libext
+	*.lo | *.$objext)
+	  if test "$pass" = conv; then
+	    deplibs="$deplib $deplibs"
+	  elif test "$linkmode" = prog; then
+	    if test "$pass" = dlpreopen || test "$dlopen_support" != yes || test "$build_libtool_libs" = no; then
+	      # If there is no dlopen support or we're linking statically,
+	      # we need to preload.
+	      func_append newdlprefiles " $deplib"
+	      compile_deplibs="$deplib $compile_deplibs"
+	      finalize_deplibs="$deplib $finalize_deplibs"
+	    else
+	      func_append newdlfiles " $deplib"
+	    fi
+	  fi
+	  continue
+	  ;;
+	%DEPLIBS%)
+	  alldeplibs=yes
+	  continue
+	  ;;
+	esac # case $deplib
+
+	if test "$found" = yes || test -f "$lib"; then :
+	else
+	  func_fatal_error "cannot find the library \`$lib' or unhandled argument \`$deplib'"
+	fi
+
+	# Check to see that this really is a libtool archive.
+	func_lalib_unsafe_p "$lib" \
+	  || func_fatal_error "\`$lib' is not a valid libtool archive"
+
+	func_dirname "$lib" "" "."
+	ladir="$func_dirname_result"
+
+	dlname=
+	dlopen=
+	dlpreopen=
+	libdir=
+	library_names=
+	old_library=
+	inherited_linker_flags=
+	# If the library was installed with an old release of libtool,
+	# it will not redefine variables installed, or shouldnotlink
+	installed=yes
+	shouldnotlink=no
+	avoidtemprpath=
+
+
+	# Read the .la file
+	func_source "$lib"
+
+	# Convert "-framework foo" to "foo.ltframework"
+	if test -n "$inherited_linker_flags"; then
+	  tmp_inherited_linker_flags=`$ECHO "$inherited_linker_flags" | $SED 's/-framework \([^ $]*\)/\1.ltframework/g'`
+	  for tmp_inherited_linker_flag in $tmp_inherited_linker_flags; do
+	    case " $new_inherited_linker_flags " in
+	      *" $tmp_inherited_linker_flag "*) ;;
+	      *) func_append new_inherited_linker_flags " $tmp_inherited_linker_flag";;
+	    esac
+	  done
+	fi
+	dependency_libs=`$ECHO " $dependency_libs" | $SED 's% \([^ $]*\).ltframework% -framework \1%g'`
+	if test "$linkmode,$pass" = "lib,link" ||
+	   test "$linkmode,$pass" = "prog,scan" ||
+	   { test "$linkmode" != prog && test "$linkmode" != lib; }; then
+	  test -n "$dlopen" && func_append dlfiles " $dlopen"
+	  test -n "$dlpreopen" && func_append dlprefiles " $dlpreopen"
+	fi
+
+	if test "$pass" = conv; then
+	  # Only check for convenience libraries
+	  deplibs="$lib $deplibs"
+	  if test -z "$libdir"; then
+	    if test -z "$old_library"; then
+	      func_fatal_error "cannot find name of link library for \`$lib'"
+	    fi
+	    # It is a libtool convenience library, so add in its objects.
+	    func_append convenience " $ladir/$objdir/$old_library"
+	    func_append old_convenience " $ladir/$objdir/$old_library"
+	  elif test "$linkmode" != prog && test "$linkmode" != lib; then
+	    func_fatal_error "\`$lib' is not a convenience library"
+	  fi
+	  tmp_libs=
+	  for deplib in $dependency_libs; do
+	    deplibs="$deplib $deplibs"
+	    if $opt_preserve_dup_deps ; then
+	      case "$tmp_libs " in
+	      *" $deplib "*) func_append specialdeplibs " $deplib" ;;
+	      esac
+	    fi
+	    func_append tmp_libs " $deplib"
+	  done
+	  continue
+	fi # $pass = conv
+
+
+	# Get the name of the library we link against.
+	linklib=
+	if test -n "$old_library" &&
+	   { test "$prefer_static_libs" = yes ||
+	     test "$prefer_static_libs,$installed" = "built,no"; }; then
+	  linklib=$old_library
+	else
+	  for l in $old_library $library_names; do
+	    linklib="$l"
+	  done
+	fi
+	if test -z "$linklib"; then
+	  func_fatal_error "cannot find name of link library for \`$lib'"
+	fi
+
+	# This library was specified with -dlopen.
+	if test "$pass" = dlopen; then
+	  if test -z "$libdir"; then
+	    func_fatal_error "cannot -dlopen a convenience library: \`$lib'"
+	  fi
+	  if test -z "$dlname" ||
+	     test "$dlopen_support" != yes ||
+	     test "$build_libtool_libs" = no; then
+	    # If there is no dlname, no dlopen support or we're linking
+	    # statically, we need to preload.  We also need to preload any
+	    # dependent libraries so libltdl's deplib preloader doesn't
+	    # bomb out in the load deplibs phase.
+	    func_append dlprefiles " $lib $dependency_libs"
+	  else
+	    func_append newdlfiles " $lib"
+	  fi
+	  continue
+	fi # $pass = dlopen
+
+	# We need an absolute path.
+	case $ladir in
+	[\\/]* | [A-Za-z]:[\\/]*) abs_ladir="$ladir" ;;
+	*)
+	  abs_ladir=`cd "$ladir" && pwd`
+	  if test -z "$abs_ladir"; then
+	    func_warning "cannot determine absolute directory name of \`$ladir'"
+	    func_warning "passing it literally to the linker, although it might fail"
+	    abs_ladir="$ladir"
+	  fi
+	  ;;
+	esac
+	func_basename "$lib"
+	laname="$func_basename_result"
+
+	# Find the relevant object directory and library name.
+	if test "X$installed" = Xyes; then
+	  if test ! -f "$lt_sysroot$libdir/$linklib" && test -f "$abs_ladir/$linklib"; then
+	    func_warning "library \`$lib' was moved."
+	    dir="$ladir"
+	    absdir="$abs_ladir"
+	    libdir="$abs_ladir"
+	  else
+	    dir="$lt_sysroot$libdir"
+	    absdir="$lt_sysroot$libdir"
+	  fi
+	  test "X$hardcode_automatic" = Xyes && avoidtemprpath=yes
+	else
+	  if test ! -f "$ladir/$objdir/$linklib" && test -f "$abs_ladir/$linklib"; then
+	    dir="$ladir"
+	    absdir="$abs_ladir"
+	    # Remove this search path later
+	    func_append notinst_path " $abs_ladir"
+	  else
+	    dir="$ladir/$objdir"
+	    absdir="$abs_ladir/$objdir"
+	    # Remove this search path later
+	    func_append notinst_path " $abs_ladir"
+	  fi
+	fi # $installed = yes
+	func_stripname 'lib' '.la' "$laname"
+	name=$func_stripname_result
+
+	# This library was specified with -dlpreopen.
+	if test "$pass" = dlpreopen; then
+	  if test -z "$libdir" && test "$linkmode" = prog; then
+	    func_fatal_error "only libraries may -dlpreopen a convenience library: \`$lib'"
+	  fi
+	  case "$host" in
+	    # special handling for platforms with PE-DLLs.
+	    *cygwin* | *mingw* | *cegcc* )
+	      # Linker will automatically link against shared library if both
+	      # static and shared are present.  Therefore, ensure we extract
+	      # symbols from the import library if a shared library is present
+	      # (otherwise, the dlopen module name will be incorrect).  We do
+	      # this by putting the import library name into $newdlprefiles.
+	      # We recover the dlopen module name by 'saving' the la file
+	      # name in a special purpose variable, and (later) extracting the
+	      # dlname from the la file.
+	      if test -n "$dlname"; then
+	        func_tr_sh "$dir/$linklib"
+	        eval "libfile_$func_tr_sh_result=\$abs_ladir/\$laname"
+	        func_append newdlprefiles " $dir/$linklib"
+	      else
+	        func_append newdlprefiles " $dir/$old_library"
+	        # Keep a list of preopened convenience libraries to check
+	        # that they are being used correctly in the link pass.
+	        test -z "$libdir" && \
+	          func_append dlpreconveniencelibs " $dir/$old_library"
+	      fi
+	    ;;
+	    * )
+	      # Prefer using a static library (so that no silly _DYNAMIC symbols
+	      # are required to link).
+	      if test -n "$old_library"; then
+	        func_append newdlprefiles " $dir/$old_library"
+	        # Keep a list of preopened convenience libraries to check
+	        # that they are being used correctly in the link pass.
+	        test -z "$libdir" && \
+	          func_append dlpreconveniencelibs " $dir/$old_library"
+	      # Otherwise, use the dlname, so that lt_dlopen finds it.
+	      elif test -n "$dlname"; then
+	        func_append newdlprefiles " $dir/$dlname"
+	      else
+	        func_append newdlprefiles " $dir/$linklib"
+	      fi
+	    ;;
+	  esac
+	fi # $pass = dlpreopen
+
+	if test -z "$libdir"; then
+	  # Link the convenience library
+	  if test "$linkmode" = lib; then
+	    deplibs="$dir/$old_library $deplibs"
+	  elif test "$linkmode,$pass" = "prog,link"; then
+	    compile_deplibs="$dir/$old_library $compile_deplibs"
+	    finalize_deplibs="$dir/$old_library $finalize_deplibs"
+	  else
+	    deplibs="$lib $deplibs" # used for prog,scan pass
+	  fi
+	  continue
+	fi
+
+
+	if test "$linkmode" = prog && test "$pass" != link; then
+	  func_append newlib_search_path " $ladir"
+	  deplibs="$lib $deplibs"
+
+	  linkalldeplibs=no
+	  if test "$link_all_deplibs" != no || test -z "$library_names" ||
+	     test "$build_libtool_libs" = no; then
+	    linkalldeplibs=yes
+	  fi
+
+	  tmp_libs=
+	  for deplib in $dependency_libs; do
+	    case $deplib in
+	    -L*) func_stripname '-L' '' "$deplib"
+	         func_resolve_sysroot "$func_stripname_result"
+	         func_append newlib_search_path " $func_resolve_sysroot_result"
+		 ;;
+	    esac
+	    # Need to link against all dependency_libs?
+	    if test "$linkalldeplibs" = yes; then
+	      deplibs="$deplib $deplibs"
+	    else
+	      # Need to hardcode shared library paths
+	      # or/and link against static libraries
+	      newdependency_libs="$deplib $newdependency_libs"
+	    fi
+	    if $opt_preserve_dup_deps ; then
+	      case "$tmp_libs " in
+	      *" $deplib "*) func_append specialdeplibs " $deplib" ;;
+	      esac
+	    fi
+	    func_append tmp_libs " $deplib"
+	  done # for deplib
+	  continue
+	fi # $linkmode = prog...
+
+	if test "$linkmode,$pass" = "prog,link"; then
+	  if test -n "$library_names" &&
+	     { { test "$prefer_static_libs" = no ||
+	         test "$prefer_static_libs,$installed" = "built,yes"; } ||
+	       test -z "$old_library"; }; then
+	    # We need to hardcode the library path
+	    if test -n "$shlibpath_var" && test -z "$avoidtemprpath" ; then
+	      # Make sure the rpath contains only unique directories.
+	      case "$temp_rpath:" in
+	      *"$absdir:"*) ;;
+	      *) func_append temp_rpath "$absdir:" ;;
+	      esac
+	    fi
+
+	    # Hardcode the library path.
+	    # Skip directories that are in the system default run-time
+	    # search path.
+	    case " $sys_lib_dlsearch_path " in
+	    *" $absdir "*) ;;
+	    *)
+	      case "$compile_rpath " in
+	      *" $absdir "*) ;;
+	      *) func_append compile_rpath " $absdir" ;;
+	      esac
+	      ;;
+	    esac
+	    case " $sys_lib_dlsearch_path " in
+	    *" $libdir "*) ;;
+	    *)
+	      case "$finalize_rpath " in
+	      *" $libdir "*) ;;
+	      *) func_append finalize_rpath " $libdir" ;;
+	      esac
+	      ;;
+	    esac
+	  fi # $linkmode,$pass = prog,link...
+
+	  if test "$alldeplibs" = yes &&
+	     { test "$deplibs_check_method" = pass_all ||
+	       { test "$build_libtool_libs" = yes &&
+		 test -n "$library_names"; }; }; then
+	    # We only need to search for static libraries
+	    continue
+	  fi
+	fi
+
+	link_static=no # Whether the deplib will be linked statically
+	use_static_libs=$prefer_static_libs
+	if test "$use_static_libs" = built && test "$installed" = yes; then
+	  use_static_libs=no
+	fi
+	if test -n "$library_names" &&
+	   { test "$use_static_libs" = no || test -z "$old_library"; }; then
+	  case $host in
+	  *cygwin* | *mingw* | *cegcc*)
+	      # No point in relinking DLLs because paths are not encoded
+	      func_append notinst_deplibs " $lib"
+	      need_relink=no
+	    ;;
+	  *)
+	    if test "$installed" = no; then
+	      func_append notinst_deplibs " $lib"
+	      need_relink=yes
+	    fi
+	    ;;
+	  esac
+	  # This is a shared library
+
+	  # Warn about portability, can't link against -module's on some
+	  # systems (darwin).  Don't bleat about dlopened modules though!
+	  dlopenmodule=""
+	  for dlpremoduletest in $dlprefiles; do
+	    if test "X$dlpremoduletest" = "X$lib"; then
+	      dlopenmodule="$dlpremoduletest"
+	      break
+	    fi
+	  done
+	  if test -z "$dlopenmodule" && test "$shouldnotlink" = yes && test "$pass" = link; then
+	    echo
+	    if test "$linkmode" = prog; then
+	      $ECHO "*** Warning: Linking the executable $output against the loadable module"
+	    else
+	      $ECHO "*** Warning: Linking the shared library $output against the loadable module"
+	    fi
+	    $ECHO "*** $linklib is not portable!"
+	  fi
+	  if test "$linkmode" = lib &&
+	     test "$hardcode_into_libs" = yes; then
+	    # Hardcode the library path.
+	    # Skip directories that are in the system default run-time
+	    # search path.
+	    case " $sys_lib_dlsearch_path " in
+	    *" $absdir "*) ;;
+	    *)
+	      case "$compile_rpath " in
+	      *" $absdir "*) ;;
+	      *) func_append compile_rpath " $absdir" ;;
+	      esac
+	      ;;
+	    esac
+	    case " $sys_lib_dlsearch_path " in
+	    *" $libdir "*) ;;
+	    *)
+	      case "$finalize_rpath " in
+	      *" $libdir "*) ;;
+	      *) func_append finalize_rpath " $libdir" ;;
+	      esac
+	      ;;
+	    esac
+	  fi
+
+	  if test -n "$old_archive_from_expsyms_cmds"; then
+	    # figure out the soname
+	    set dummy $library_names
+	    shift
+	    realname="$1"
+	    shift
+	    libname=`eval "\\$ECHO \"$libname_spec\""`
+	    # use dlname if we got it. it's perfectly good, no?
+	    if test -n "$dlname"; then
+	      soname="$dlname"
+	    elif test -n "$soname_spec"; then
+	      # bleh windows
+	      case $host in
+	      *cygwin* | mingw* | *cegcc*)
+	        func_arith $current - $age
+		major=$func_arith_result
+		versuffix="-$major"
+		;;
+	      esac
+	      eval soname=\"$soname_spec\"
+	    else
+	      soname="$realname"
+	    fi
+
+	    # Make a new name for the extract_expsyms_cmds to use
+	    soroot="$soname"
+	    func_basename "$soroot"
+	    soname="$func_basename_result"
+	    func_stripname 'lib' '.dll' "$soname"
+	    newlib=libimp-$func_stripname_result.a
+
+	    # If the library has no export list, then create one now
+	    if test -f "$output_objdir/$soname-def"; then :
+	    else
+	      func_verbose "extracting exported symbol list from \`$soname'"
+	      func_execute_cmds "$extract_expsyms_cmds" 'exit $?'
+	    fi
+
+	    # Create $newlib
+	    if test -f "$output_objdir/$newlib"; then :; else
+	      func_verbose "generating import library for \`$soname'"
+	      func_execute_cmds "$old_archive_from_expsyms_cmds" 'exit $?'
+	    fi
+	    # make sure the library variables are pointing to the new library
+	    dir=$output_objdir
+	    linklib=$newlib
+	  fi # test -n "$old_archive_from_expsyms_cmds"
+
+	  if test "$linkmode" = prog || test "$opt_mode" != relink; then
+	    add_shlibpath=
+	    add_dir=
+	    add=
+	    lib_linked=yes
+	    case $hardcode_action in
+	    immediate | unsupported)
+	      if test "$hardcode_direct" = no; then
+		add="$dir/$linklib"
+		case $host in
+		  *-*-sco3.2v5.0.[024]*) add_dir="-L$dir" ;;
+		  *-*-sysv4*uw2*) add_dir="-L$dir" ;;
+		  *-*-sysv5OpenUNIX* | *-*-sysv5UnixWare7.[01].[10]* | \
+		    *-*-unixware7*) add_dir="-L$dir" ;;
+		  *-*-darwin* )
+		    # if the lib is a (non-dlopened) module then we can not
+		    # link against it, someone is ignoring the earlier warnings
+		    if /usr/bin/file -L $add 2> /dev/null |
+			 $GREP ": [^:]* bundle" >/dev/null ; then
+		      if test "X$dlopenmodule" != "X$lib"; then
+			$ECHO "*** Warning: lib $linklib is a module, not a shared library"
+			if test -z "$old_library" ; then
+			  echo
+			  echo "*** And there doesn't seem to be a static archive available"
+			  echo "*** The link will probably fail, sorry"
+			else
+			  add="$dir/$old_library"
+			fi
+		      elif test -n "$old_library"; then
+			add="$dir/$old_library"
+		      fi
+		    fi
+		esac
+	      elif test "$hardcode_minus_L" = no; then
+		case $host in
+		*-*-sunos*) add_shlibpath="$dir" ;;
+		esac
+		add_dir="-L$dir"
+		add="-l$name"
+	      elif test "$hardcode_shlibpath_var" = no; then
+		add_shlibpath="$dir"
+		add="-l$name"
+	      else
+		lib_linked=no
+	      fi
+	      ;;
+	    relink)
+	      if test "$hardcode_direct" = yes &&
+	         test "$hardcode_direct_absolute" = no; then
+		add="$dir/$linklib"
+	      elif test "$hardcode_minus_L" = yes; then
+		add_dir="-L$absdir"
+		# Try looking first in the location we're being installed to.
+		if test -n "$inst_prefix_dir"; then
+		  case $libdir in
+		    [\\/]*)
+		      func_append add_dir " -L$inst_prefix_dir$libdir"
+		      ;;
+		  esac
+		fi
+		add="-l$name"
+	      elif test "$hardcode_shlibpath_var" = yes; then
+		add_shlibpath="$dir"
+		add="-l$name"
+	      else
+		lib_linked=no
+	      fi
+	      ;;
+	    *) lib_linked=no ;;
+	    esac
+
+	    if test "$lib_linked" != yes; then
+	      func_fatal_configuration "unsupported hardcode properties"
+	    fi
+
+	    if test -n "$add_shlibpath"; then
+	      case :$compile_shlibpath: in
+	      *":$add_shlibpath:"*) ;;
+	      *) func_append compile_shlibpath "$add_shlibpath:" ;;
+	      esac
+	    fi
+	    if test "$linkmode" = prog; then
+	      test -n "$add_dir" && compile_deplibs="$add_dir $compile_deplibs"
+	      test -n "$add" && compile_deplibs="$add $compile_deplibs"
+	    else
+	      test -n "$add_dir" && deplibs="$add_dir $deplibs"
+	      test -n "$add" && deplibs="$add $deplibs"
+	      if test "$hardcode_direct" != yes &&
+		 test "$hardcode_minus_L" != yes &&
+		 test "$hardcode_shlibpath_var" = yes; then
+		case :$finalize_shlibpath: in
+		*":$libdir:"*) ;;
+		*) func_append finalize_shlibpath "$libdir:" ;;
+		esac
+	      fi
+	    fi
+	  fi
+
+	  if test "$linkmode" = prog || test "$opt_mode" = relink; then
+	    add_shlibpath=
+	    add_dir=
+	    add=
+	    # Finalize command for both is simple: just hardcode it.
+	    if test "$hardcode_direct" = yes &&
+	       test "$hardcode_direct_absolute" = no; then
+	      add="$libdir/$linklib"
+	    elif test "$hardcode_minus_L" = yes; then
+	      add_dir="-L$libdir"
+	      add="-l$name"
+	    elif test "$hardcode_shlibpath_var" = yes; then
+	      case :$finalize_shlibpath: in
+	      *":$libdir:"*) ;;
+	      *) func_append finalize_shlibpath "$libdir:" ;;
+	      esac
+	      add="-l$name"
+	    elif test "$hardcode_automatic" = yes; then
+	      if test -n "$inst_prefix_dir" &&
+		 test -f "$inst_prefix_dir$libdir/$linklib" ; then
+		add="$inst_prefix_dir$libdir/$linklib"
+	      else
+		add="$libdir/$linklib"
+	      fi
+	    else
+	      # We cannot seem to hardcode it, guess we'll fake it.
+	      add_dir="-L$libdir"
+	      # Try looking first in the location we're being installed to.
+	      if test -n "$inst_prefix_dir"; then
+		case $libdir in
+		  [\\/]*)
+		    func_append add_dir " -L$inst_prefix_dir$libdir"
+		    ;;
+		esac
+	      fi
+	      add="-l$name"
+	    fi
+
+	    if test "$linkmode" = prog; then
+	      test -n "$add_dir" && finalize_deplibs="$add_dir $finalize_deplibs"
+	      test -n "$add" && finalize_deplibs="$add $finalize_deplibs"
+	    else
+	      test -n "$add_dir" && deplibs="$add_dir $deplibs"
+	      test -n "$add" && deplibs="$add $deplibs"
+	    fi
+	  fi
+	elif test "$linkmode" = prog; then
+	  # Here we assume that one of hardcode_direct or hardcode_minus_L
+	  # is not unsupported.  This is valid on all known static and
+	  # shared platforms.
+	  if test "$hardcode_direct" != unsupported; then
+	    test -n "$old_library" && linklib="$old_library"
+	    compile_deplibs="$dir/$linklib $compile_deplibs"
+	    finalize_deplibs="$dir/$linklib $finalize_deplibs"
+	  else
+	    compile_deplibs="-l$name -L$dir $compile_deplibs"
+	    finalize_deplibs="-l$name -L$dir $finalize_deplibs"
+	  fi
+	elif test "$build_libtool_libs" = yes; then
+	  # Not a shared library
+	  if test "$deplibs_check_method" != pass_all; then
+	    # We're trying link a shared library against a static one
+	    # but the system doesn't support it.
+
+	    # Just print a warning and add the library to dependency_libs so
+	    # that the program can be linked against the static library.
+	    echo
+	    $ECHO "*** Warning: This system can not link to static lib archive $lib."
+	    echo "*** I have the capability to make that library automatically link in when"
+	    echo "*** you link to this library.  But I can only do this if you have a"
+	    echo "*** shared version of the library, which you do not appear to have."
+	    if test "$module" = yes; then
+	      echo "*** But as you try to build a module library, libtool will still create "
+	      echo "*** a static module, that should work as long as the dlopening application"
+	      echo "*** is linked with the -dlopen flag to resolve symbols at runtime."
+	      if test -z "$global_symbol_pipe"; then
+		echo
+		echo "*** However, this would only work if libtool was able to extract symbol"
+		echo "*** lists from a program, using \`nm' or equivalent, but libtool could"
+		echo "*** not find such a program.  So, this module is probably useless."
+		echo "*** \`nm' from GNU binutils and a full rebuild may help."
+	      fi
+	      if test "$build_old_libs" = no; then
+		build_libtool_libs=module
+		build_old_libs=yes
+	      else
+		build_libtool_libs=no
+	      fi
+	    fi
+	  else
+	    deplibs="$dir/$old_library $deplibs"
+	    link_static=yes
+	  fi
+	fi # link shared/static library?
+
+	if test "$linkmode" = lib; then
+	  if test -n "$dependency_libs" &&
+	     { test "$hardcode_into_libs" != yes ||
+	       test "$build_old_libs" = yes ||
+	       test "$link_static" = yes; }; then
+	    # Extract -R from dependency_libs
+	    temp_deplibs=
+	    for libdir in $dependency_libs; do
+	      case $libdir in
+	      -R*) func_stripname '-R' '' "$libdir"
+	           temp_xrpath=$func_stripname_result
+		   case " $xrpath " in
+		   *" $temp_xrpath "*) ;;
+		   *) func_append xrpath " $temp_xrpath";;
+		   esac;;
+	      *) func_append temp_deplibs " $libdir";;
+	      esac
+	    done
+	    dependency_libs="$temp_deplibs"
+	  fi
+
+	  func_append newlib_search_path " $absdir"
+	  # Link against this library
+	  test "$link_static" = no && newdependency_libs="$abs_ladir/$laname $newdependency_libs"
+	  # ... and its dependency_libs
+	  tmp_libs=
+	  for deplib in $dependency_libs; do
+	    newdependency_libs="$deplib $newdependency_libs"
+	    case $deplib in
+              -L*) func_stripname '-L' '' "$deplib"
+                   func_resolve_sysroot "$func_stripname_result";;
+              *) func_resolve_sysroot "$deplib" ;;
+            esac
+	    if $opt_preserve_dup_deps ; then
+	      case "$tmp_libs " in
+	      *" $func_resolve_sysroot_result "*)
+                func_append specialdeplibs " $func_resolve_sysroot_result" ;;
+	      esac
+	    fi
+	    func_append tmp_libs " $func_resolve_sysroot_result"
+	  done
+
+	  if test "$link_all_deplibs" != no; then
+	    # Add the search paths of all dependency libraries
+	    for deplib in $dependency_libs; do
+	      path=
+	      case $deplib in
+	      -L*) path="$deplib" ;;
+	      *.la)
+	        func_resolve_sysroot "$deplib"
+	        deplib=$func_resolve_sysroot_result
+	        func_dirname "$deplib" "" "."
+		dir=$func_dirname_result
+		# We need an absolute path.
+		case $dir in
+		[\\/]* | [A-Za-z]:[\\/]*) absdir="$dir" ;;
+		*)
+		  absdir=`cd "$dir" && pwd`
+		  if test -z "$absdir"; then
+		    func_warning "cannot determine absolute directory name of \`$dir'"
+		    absdir="$dir"
+		  fi
+		  ;;
+		esac
+		if $GREP "^installed=no" $deplib > /dev/null; then
+		case $host in
+		*-*-darwin*)
+		  depdepl=
+		  eval deplibrary_names=`${SED} -n -e 's/^library_names=\(.*\)$/\1/p' $deplib`
+		  if test -n "$deplibrary_names" ; then
+		    for tmp in $deplibrary_names ; do
+		      depdepl=$tmp
+		    done
+		    if test -f "$absdir/$objdir/$depdepl" ; then
+		      depdepl="$absdir/$objdir/$depdepl"
+		      darwin_install_name=`${OTOOL} -L $depdepl | awk '{if (NR == 2) {print $1;exit}}'`
+                      if test -z "$darwin_install_name"; then
+                          darwin_install_name=`${OTOOL64} -L $depdepl  | awk '{if (NR == 2) {print $1;exit}}'`
+                      fi
+		      func_append compiler_flags " ${wl}-dylib_file ${wl}${darwin_install_name}:${depdepl}"
+		      func_append linker_flags " -dylib_file ${darwin_install_name}:${depdepl}"
+		      path=
+		    fi
+		  fi
+		  ;;
+		*)
+		  path="-L$absdir/$objdir"
+		  ;;
+		esac
+		else
+		  eval libdir=`${SED} -n -e 's/^libdir=\(.*\)$/\1/p' $deplib`
+		  test -z "$libdir" && \
+		    func_fatal_error "\`$deplib' is not a valid libtool archive"
+		  test "$absdir" != "$libdir" && \
+		    func_warning "\`$deplib' seems to be moved"
+
+		  path="-L$absdir"
+		fi
+		;;
+	      esac
+	      case " $deplibs " in
+	      *" $path "*) ;;
+	      *) deplibs="$path $deplibs" ;;
+	      esac
+	    done
+	  fi # link_all_deplibs != no
+	fi # linkmode = lib
+      done # for deplib in $libs
+      if test "$pass" = link; then
+	if test "$linkmode" = "prog"; then
+	  compile_deplibs="$new_inherited_linker_flags $compile_deplibs"
+	  finalize_deplibs="$new_inherited_linker_flags $finalize_deplibs"
+	else
+	  compiler_flags="$compiler_flags "`$ECHO " $new_inherited_linker_flags" | $SED 's% \([^ $]*\).ltframework% -framework \1%g'`
+	fi
+      fi
+      dependency_libs="$newdependency_libs"
+      if test "$pass" = dlpreopen; then
+	# Link the dlpreopened libraries before other libraries
+	for deplib in $save_deplibs; do
+	  deplibs="$deplib $deplibs"
+	done
+      fi
+      if test "$pass" != dlopen; then
+	if test "$pass" != conv; then
+	  # Make sure lib_search_path contains only unique directories.
+	  lib_search_path=
+	  for dir in $newlib_search_path; do
+	    case "$lib_search_path " in
+	    *" $dir "*) ;;
+	    *) func_append lib_search_path " $dir" ;;
+	    esac
+	  done
+	  newlib_search_path=
+	fi
+
+	if test "$linkmode,$pass" != "prog,link"; then
+	  vars="deplibs"
+	else
+	  vars="compile_deplibs finalize_deplibs"
+	fi
+	for var in $vars dependency_libs; do
+	  # Add libraries to $var in reverse order
+	  eval tmp_libs=\"\$$var\"
+	  new_libs=
+	  for deplib in $tmp_libs; do
+	    # FIXME: Pedantically, this is the right thing to do, so
+	    #        that some nasty dependency loop isn't accidentally
+	    #        broken:
+	    #new_libs="$deplib $new_libs"
+	    # Pragmatically, this seems to cause very few problems in
+	    # practice:
+	    case $deplib in
+	    -L*) new_libs="$deplib $new_libs" ;;
+	    -R*) ;;
+	    *)
+	      # And here is the reason: when a library appears more
+	      # than once as an explicit dependence of a library, or
+	      # is implicitly linked in more than once by the
+	      # compiler, it is considered special, and multiple
+	      # occurrences thereof are not removed.  Compare this
+	      # with having the same library being listed as a
+	      # dependency of multiple other libraries: in this case,
+	      # we know (pedantically, we assume) the library does not
+	      # need to be listed more than once, so we keep only the
+	      # last copy.  This is not always right, but it is rare
+	      # enough that we require users that really mean to play
+	      # such unportable linking tricks to link the library
+	      # using -Wl,-lname, so that libtool does not consider it
+	      # for duplicate removal.
+	      case " $specialdeplibs " in
+	      *" $deplib "*) new_libs="$deplib $new_libs" ;;
+	      *)
+		case " $new_libs " in
+		*" $deplib "*) ;;
+		*) new_libs="$deplib $new_libs" ;;
+		esac
+		;;
+	      esac
+	      ;;
+	    esac
+	  done
+	  tmp_libs=
+	  for deplib in $new_libs; do
+	    case $deplib in
+	    -L*)
+	      case " $tmp_libs " in
+	      *" $deplib "*) ;;
+	      *) func_append tmp_libs " $deplib" ;;
+	      esac
+	      ;;
+	    *) func_append tmp_libs " $deplib" ;;
+	    esac
+	  done
+	  eval $var=\"$tmp_libs\"
+	done # for var
+      fi
+      # Last step: remove runtime libs from dependency_libs
+      # (they stay in deplibs)
+      tmp_libs=
+      for i in $dependency_libs ; do
+	case " $predeps $postdeps $compiler_lib_search_path " in
+	*" $i "*)
+	  i=""
+	  ;;
+	esac
+	if test -n "$i" ; then
+	  func_append tmp_libs " $i"
+	fi
+      done
+      dependency_libs=$tmp_libs
+    done # for pass
+    if test "$linkmode" = prog; then
+      dlfiles="$newdlfiles"
+    fi
+    if test "$linkmode" = prog || test "$linkmode" = lib; then
+      dlprefiles="$newdlprefiles"
+    fi
+
+    case $linkmode in
+    oldlib)
+      if test -n "$dlfiles$dlprefiles" || test "$dlself" != no; then
+	func_warning "\`-dlopen' is ignored for archives"
+      fi
+
+      case " $deplibs" in
+      *\ -l* | *\ -L*)
+	func_warning "\`-l' and \`-L' are ignored for archives" ;;
+      esac
+
+      test -n "$rpath" && \
+	func_warning "\`-rpath' is ignored for archives"
+
+      test -n "$xrpath" && \
+	func_warning "\`-R' is ignored for archives"
+
+      test -n "$vinfo" && \
+	func_warning "\`-version-info/-version-number' is ignored for archives"
+
+      test -n "$release" && \
+	func_warning "\`-release' is ignored for archives"
+
+      test -n "$export_symbols$export_symbols_regex" && \
+	func_warning "\`-export-symbols' is ignored for archives"
+
+      # Now set the variables for building old libraries.
+      build_libtool_libs=no
+      oldlibs="$output"
+      func_append objs "$old_deplibs"
+      ;;
+
+    lib)
+      # Make sure we only generate libraries of the form `libNAME.la'.
+      case $outputname in
+      lib*)
+	func_stripname 'lib' '.la' "$outputname"
+	name=$func_stripname_result
+	eval shared_ext=\"$shrext_cmds\"
+	eval libname=\"$libname_spec\"
+	;;
+      *)
+	test "$module" = no && \
+	  func_fatal_help "libtool library \`$output' must begin with \`lib'"
+
+	if test "$need_lib_prefix" != no; then
+	  # Add the "lib" prefix for modules if required
+	  func_stripname '' '.la' "$outputname"
+	  name=$func_stripname_result
+	  eval shared_ext=\"$shrext_cmds\"
+	  eval libname=\"$libname_spec\"
+	else
+	  func_stripname '' '.la' "$outputname"
+	  libname=$func_stripname_result
+	fi
+	;;
+      esac
+
+      if test -n "$objs"; then
+	if test "$deplibs_check_method" != pass_all; then
+	  func_fatal_error "cannot build libtool library \`$output' from non-libtool objects on this host:$objs"
+	else
+	  echo
+	  $ECHO "*** Warning: Linking the shared library $output against the non-libtool"
+	  $ECHO "*** objects $objs is not portable!"
+	  func_append libobjs " $objs"
+	fi
+      fi
+
+      test "$dlself" != no && \
+	func_warning "\`-dlopen self' is ignored for libtool libraries"
+
+      set dummy $rpath
+      shift
+      test "$#" -gt 1 && \
+	func_warning "ignoring multiple \`-rpath's for a libtool library"
+
+      install_libdir="$1"
+
+      oldlibs=
+      if test -z "$rpath"; then
+	if test "$build_libtool_libs" = yes; then
+	  # Building a libtool convenience library.
+	  # Some compilers have problems with a `.al' extension so
+	  # convenience libraries should have the same extension an
+	  # archive normally would.
+	  oldlibs="$output_objdir/$libname.$libext $oldlibs"
+	  build_libtool_libs=convenience
+	  build_old_libs=yes
+	fi
+
+	test -n "$vinfo" && \
+	  func_warning "\`-version-info/-version-number' is ignored for convenience libraries"
+
+	test -n "$release" && \
+	  func_warning "\`-release' is ignored for convenience libraries"
+      else
+
+	# Parse the version information argument.
+	save_ifs="$IFS"; IFS=':'
+	set dummy $vinfo 0 0 0
+	shift
+	IFS="$save_ifs"
+
+	test -n "$7" && \
+	  func_fatal_help "too many parameters to \`-version-info'"
+
+	# convert absolute version numbers to libtool ages
+	# this retains compatibility with .la files and attempts
+	# to make the code below a bit more comprehensible
+
+	case $vinfo_number in
+	yes)
+	  number_major="$1"
+	  number_minor="$2"
+	  number_revision="$3"
+	  #
+	  # There are really only two kinds -- those that
+	  # use the current revision as the major version
+	  # and those that subtract age and use age as
+	  # a minor version.  But, then there is irix
+	  # which has an extra 1 added just for fun
+	  #
+	  case $version_type in
+	  # correct linux to gnu/linux during the next big refactor
+	  darwin|linux|osf|windows|none)
+	    func_arith $number_major + $number_minor
+	    current=$func_arith_result
+	    age="$number_minor"
+	    revision="$number_revision"
+	    ;;
+	  freebsd-aout|freebsd-elf|qnx|sunos)
+	    current="$number_major"
+	    revision="$number_minor"
+	    age="0"
+	    ;;
+	  irix|nonstopux)
+	    func_arith $number_major + $number_minor
+	    current=$func_arith_result
+	    age="$number_minor"
+	    revision="$number_minor"
+	    lt_irix_increment=no
+	    ;;
+	  esac
+	  ;;
+	no)
+	  current="$1"
+	  revision="$2"
+	  age="$3"
+	  ;;
+	esac
+
+	# Check that each of the things are valid numbers.
+	case $current in
+	0|[1-9]|[1-9][0-9]|[1-9][0-9][0-9]|[1-9][0-9][0-9][0-9]|[1-9][0-9][0-9][0-9][0-9]) ;;
+	*)
+	  func_error "CURRENT \`$current' must be a nonnegative integer"
+	  func_fatal_error "\`$vinfo' is not valid version information"
+	  ;;
+	esac
+
+	case $revision in
+	0|[1-9]|[1-9][0-9]|[1-9][0-9][0-9]|[1-9][0-9][0-9][0-9]|[1-9][0-9][0-9][0-9][0-9]) ;;
+	*)
+	  func_error "REVISION \`$revision' must be a nonnegative integer"
+	  func_fatal_error "\`$vinfo' is not valid version information"
+	  ;;
+	esac
+
+	case $age in
+	0|[1-9]|[1-9][0-9]|[1-9][0-9][0-9]|[1-9][0-9][0-9][0-9]|[1-9][0-9][0-9][0-9][0-9]) ;;
+	*)
+	  func_error "AGE \`$age' must be a nonnegative integer"
+	  func_fatal_error "\`$vinfo' is not valid version information"
+	  ;;
+	esac
+
+	if test "$age" -gt "$current"; then
+	  func_error "AGE \`$age' is greater than the current interface number \`$current'"
+	  func_fatal_error "\`$vinfo' is not valid version information"
+	fi
+
+	# Calculate the version variables.
+	major=
+	versuffix=
+	verstring=
+	case $version_type in
+	none) ;;
+
+	darwin)
+	  # Like Linux, but with the current version available in
+	  # verstring for coding it into the library header
+	  func_arith $current - $age
+	  major=.$func_arith_result
+	  versuffix="$major.$age.$revision"
+	  # Darwin ld doesn't like 0 for these options...
+	  func_arith $current + 1
+	  minor_current=$func_arith_result
+	  xlcverstring="${wl}-compatibility_version ${wl}$minor_current ${wl}-current_version ${wl}$minor_current.$revision"
+	  verstring="-compatibility_version $minor_current -current_version $minor_current.$revision"
+	  ;;
+
+	freebsd-aout)
+	  major=".$current"
+	  versuffix=".$current.$revision";
+	  ;;
+
+	freebsd-elf)
+	  major=".$current"
+	  versuffix=".$current"
+	  ;;
+
+	irix | nonstopux)
+	  if test "X$lt_irix_increment" = "Xno"; then
+	    func_arith $current - $age
+	  else
+	    func_arith $current - $age + 1
+	  fi
+	  major=$func_arith_result
+
+	  case $version_type in
+	    nonstopux) verstring_prefix=nonstopux ;;
+	    *)         verstring_prefix=sgi ;;
+	  esac
+	  verstring="$verstring_prefix$major.$revision"
+
+	  # Add in all the interfaces that we are compatible with.
+	  loop=$revision
+	  while test "$loop" -ne 0; do
+	    func_arith $revision - $loop
+	    iface=$func_arith_result
+	    func_arith $loop - 1
+	    loop=$func_arith_result
+	    verstring="$verstring_prefix$major.$iface:$verstring"
+	  done
+
+	  # Before this point, $major must not contain `.'.
+	  major=.$major
+	  versuffix="$major.$revision"
+	  ;;
+
+	linux) # correct to gnu/linux during the next big refactor
+	  func_arith $current - $age
+	  major=.$func_arith_result
+	  versuffix="$major.$age.$revision"
+	  ;;
+
+	osf)
+	  func_arith $current - $age
+	  major=.$func_arith_result
+	  versuffix=".$current.$age.$revision"
+	  verstring="$current.$age.$revision"
+
+	  # Add in all the interfaces that we are compatible with.
+	  loop=$age
+	  while test "$loop" -ne 0; do
+	    func_arith $current - $loop
+	    iface=$func_arith_result
+	    func_arith $loop - 1
+	    loop=$func_arith_result
+	    verstring="$verstring:${iface}.0"
+	  done
+
+	  # Make executables depend on our current version.
+	  func_append verstring ":${current}.0"
+	  ;;
+
+	qnx)
+	  major=".$current"
+	  versuffix=".$current"
+	  ;;
+
+	sunos)
+	  major=".$current"
+	  versuffix=".$current.$revision"
+	  ;;
+
+	windows)
+	  # Use '-' rather than '.', since we only want one
+	  # extension on DOS 8.3 filesystems.
+	  func_arith $current - $age
+	  major=$func_arith_result
+	  versuffix="-$major"
+	  ;;
+
+	*)
+	  func_fatal_configuration "unknown library version type \`$version_type'"
+	  ;;
+	esac
+
+	# Clear the version info if we defaulted, and they specified a release.
+	if test -z "$vinfo" && test -n "$release"; then
+	  major=
+	  case $version_type in
+	  darwin)
+	    # we can't check for "0.0" in archive_cmds due to quoting
+	    # problems, so we reset it completely
+	    verstring=
+	    ;;
+	  *)
+	    verstring="0.0"
+	    ;;
+	  esac
+	  if test "$need_version" = no; then
+	    versuffix=
+	  else
+	    versuffix=".0.0"
+	  fi
+	fi
+
+	# Remove version info from name if versioning should be avoided
+	if test "$avoid_version" = yes && test "$need_version" = no; then
+	  major=
+	  versuffix=
+	  verstring=""
+	fi
+
+	# Check to see if the archive will have undefined symbols.
+	if test "$allow_undefined" = yes; then
+	  if test "$allow_undefined_flag" = unsupported; then
+	    func_warning "undefined symbols not allowed in $host shared libraries"
+	    build_libtool_libs=no
+	    build_old_libs=yes
+	  fi
+	else
+	  # Don't allow undefined symbols.
+	  allow_undefined_flag="$no_undefined_flag"
+	fi
+
+      fi
+
+      func_generate_dlsyms "$libname" "$libname" "yes"
+      func_append libobjs " $symfileobj"
+      test "X$libobjs" = "X " && libobjs=
+
+      if test "$opt_mode" != relink; then
+	# Remove our outputs, but don't remove object files since they
+	# may have been created when compiling PIC objects.
+	removelist=
+	tempremovelist=`$ECHO "$output_objdir/*"`
+	for p in $tempremovelist; do
+	  case $p in
+	    *.$objext | *.gcno)
+	       ;;
+	    $output_objdir/$outputname | $output_objdir/$libname.* | $output_objdir/${libname}${release}.*)
+	       if test "X$precious_files_regex" != "X"; then
+		 if $ECHO "$p" | $EGREP -e "$precious_files_regex" >/dev/null 2>&1
+		 then
+		   continue
+		 fi
+	       fi
+	       func_append removelist " $p"
+	       ;;
+	    *) ;;
+	  esac
+	done
+	test -n "$removelist" && \
+	  func_show_eval "${RM}r \$removelist"
+      fi
+
+      # Now set the variables for building old libraries.
+      if test "$build_old_libs" = yes && test "$build_libtool_libs" != convenience ; then
+	func_append oldlibs " $output_objdir/$libname.$libext"
+
+	# Transform .lo files to .o files.
+	oldobjs="$objs "`$ECHO "$libobjs" | $SP2NL | $SED "/\.${libext}$/d; $lo2o" | $NL2SP`
+      fi
+
+      # Eliminate all temporary directories.
+      #for path in $notinst_path; do
+      #	lib_search_path=`$ECHO "$lib_search_path " | $SED "s% $path % %g"`
+      #	deplibs=`$ECHO "$deplibs " | $SED "s% -L$path % %g"`
+      #	dependency_libs=`$ECHO "$dependency_libs " | $SED "s% -L$path % %g"`
+      #done
+
+      if test -n "$xrpath"; then
+	# If the user specified any rpath flags, then add them.
+	temp_xrpath=
+	for libdir in $xrpath; do
+	  func_replace_sysroot "$libdir"
+	  func_append temp_xrpath " -R$func_replace_sysroot_result"
+	  case "$finalize_rpath " in
+	  *" $libdir "*) ;;
+	  *) func_append finalize_rpath " $libdir" ;;
+	  esac
+	done
+	if test "$hardcode_into_libs" != yes || test "$build_old_libs" = yes; then
+	  dependency_libs="$temp_xrpath $dependency_libs"
+	fi
+      fi
+
+      # Make sure dlfiles contains only unique files that won't be dlpreopened
+      old_dlfiles="$dlfiles"
+      dlfiles=
+      for lib in $old_dlfiles; do
+	case " $dlprefiles $dlfiles " in
+	*" $lib "*) ;;
+	*) func_append dlfiles " $lib" ;;
+	esac
+      done
+
+      # Make sure dlprefiles contains only unique files
+      old_dlprefiles="$dlprefiles"
+      dlprefiles=
+      for lib in $old_dlprefiles; do
+	case "$dlprefiles " in
+	*" $lib "*) ;;
+	*) func_append dlprefiles " $lib" ;;
+	esac
+      done
+
+      if test "$build_libtool_libs" = yes; then
+	if test -n "$rpath"; then
+	  case $host in
+	  *-*-cygwin* | *-*-mingw* | *-*-pw32* | *-*-os2* | *-*-beos* | *-cegcc* | *-*-haiku*)
+	    # these systems don't actually have a c library (as such)!
+	    ;;
+	  *-*-rhapsody* | *-*-darwin1.[012])
+	    # Rhapsody C library is in the System framework
+	    func_append deplibs " System.ltframework"
+	    ;;
+	  *-*-netbsd*)
+	    # Don't link with libc until the a.out ld.so is fixed.
+	    ;;
+	  *-*-openbsd* | *-*-freebsd* | *-*-dragonfly*)
+	    # Do not include libc due to us having libc/libc_r.
+	    ;;
+	  *-*-sco3.2v5* | *-*-sco5v6*)
+	    # Causes problems with __ctype
+	    ;;
+	  *-*-sysv4.2uw2* | *-*-sysv5* | *-*-unixware* | *-*-OpenUNIX*)
+	    # Compiler inserts libc in the correct place for threads to work
+	    ;;
+	  *)
+	    # Add libc to deplibs on all other systems if necessary.
+	    if test "$build_libtool_need_lc" = "yes"; then
+	      func_append deplibs " -lc"
+	    fi
+	    ;;
+	  esac
+	fi
+
+	# Transform deplibs into only deplibs that can be linked in shared.
+	name_save=$name
+	libname_save=$libname
+	release_save=$release
+	versuffix_save=$versuffix
+	major_save=$major
+	# I'm not sure if I'm treating the release correctly.  I think
+	# release should show up in the -l (ie -lgmp5) so we don't want to
+	# add it in twice.  Is that correct?
+	release=""
+	versuffix=""
+	major=""
+	newdeplibs=
+	droppeddeps=no
+	case $deplibs_check_method in
+	pass_all)
+	  # Don't check for shared/static.  Everything works.
+	  # This might be a little naive.  We might want to check
+	  # whether the library exists or not.  But this is on
+	  # osf3 & osf4 and I'm not really sure... Just
+	  # implementing what was already the behavior.
+	  newdeplibs=$deplibs
+	  ;;
+	test_compile)
+	  # This code stresses the "libraries are programs" paradigm to its
+	  # limits. Maybe even breaks it.  We compile a program, linking it
+	  # against the deplibs as a proxy for the library.  Then we can check
+	  # whether they linked in statically or dynamically with ldd.
+	  $opt_dry_run || $RM conftest.c
+	  cat > conftest.c <<EOF
+	  int main() { return 0; }
+EOF
+	  $opt_dry_run || $RM conftest
+	  if $LTCC $LTCFLAGS -o conftest conftest.c $deplibs; then
+	    ldd_output=`ldd conftest`
+	    for i in $deplibs; do
+	      case $i in
+	      -l*)
+		func_stripname -l '' "$i"
+		name=$func_stripname_result
+		if test "X$allow_libtool_libs_with_static_runtimes" = "Xyes" ; then
+		  case " $predeps $postdeps " in
+		  *" $i "*)
+		    func_append newdeplibs " $i"
+		    i=""
+		    ;;
+		  esac
+		fi
+		if test -n "$i" ; then
+		  libname=`eval "\\$ECHO \"$libname_spec\""`
+		  deplib_matches=`eval "\\$ECHO \"$library_names_spec\""`
+		  set dummy $deplib_matches; shift
+		  deplib_match=$1
+		  if test `expr "$ldd_output" : ".*$deplib_match"` -ne 0 ; then
+		    func_append newdeplibs " $i"
+		  else
+		    droppeddeps=yes
+		    echo
+		    $ECHO "*** Warning: dynamic linker does not accept needed library $i."
+		    echo "*** I have the capability to make that library automatically link in when"
+		    echo "*** you link to this library.  But I can only do this if you have a"
+		    echo "*** shared version of the library, which I believe you do not have"
+		    echo "*** because a test_compile did reveal that the linker did not use it for"
+		    echo "*** its dynamic dependency list that programs get resolved with at runtime."
+		  fi
+		fi
+		;;
+	      *)
+		func_append newdeplibs " $i"
+		;;
+	      esac
+	    done
+	  else
+	    # Error occurred in the first compile.  Let's try to salvage
+	    # the situation: Compile a separate program for each library.
+	    for i in $deplibs; do
+	      case $i in
+	      -l*)
+		func_stripname -l '' "$i"
+		name=$func_stripname_result
+		$opt_dry_run || $RM conftest
+		if $LTCC $LTCFLAGS -o conftest conftest.c $i; then
+		  ldd_output=`ldd conftest`
+		  if test "X$allow_libtool_libs_with_static_runtimes" = "Xyes" ; then
+		    case " $predeps $postdeps " in
+		    *" $i "*)
+		      func_append newdeplibs " $i"
+		      i=""
+		      ;;
+		    esac
+		  fi
+		  if test -n "$i" ; then
+		    libname=`eval "\\$ECHO \"$libname_spec\""`
+		    deplib_matches=`eval "\\$ECHO \"$library_names_spec\""`
+		    set dummy $deplib_matches; shift
+		    deplib_match=$1
+		    if test `expr "$ldd_output" : ".*$deplib_match"` -ne 0 ; then
+		      func_append newdeplibs " $i"
+		    else
+		      droppeddeps=yes
+		      echo
+		      $ECHO "*** Warning: dynamic linker does not accept needed library $i."
+		      echo "*** I have the capability to make that library automatically link in when"
+		      echo "*** you link to this library.  But I can only do this if you have a"
+		      echo "*** shared version of the library, which you do not appear to have"
+		      echo "*** because a test_compile did reveal that the linker did not use this one"
+		      echo "*** as a dynamic dependency that programs can get resolved with at runtime."
+		    fi
+		  fi
+		else
+		  droppeddeps=yes
+		  echo
+		  $ECHO "*** Warning!  Library $i is needed by this library but I was not able to"
+		  echo "*** make it link in!  You will probably need to install it or some"
+		  echo "*** library that it depends on before this library will be fully"
+		  echo "*** functional.  Installing it before continuing would be even better."
+		fi
+		;;
+	      *)
+		func_append newdeplibs " $i"
+		;;
+	      esac
+	    done
+	  fi
+	  ;;
+	file_magic*)
+	  set dummy $deplibs_check_method; shift
+	  file_magic_regex=`expr "$deplibs_check_method" : "$1 \(.*\)"`
+	  for a_deplib in $deplibs; do
+	    case $a_deplib in
+	    -l*)
+	      func_stripname -l '' "$a_deplib"
+	      name=$func_stripname_result
+	      if test "X$allow_libtool_libs_with_static_runtimes" = "Xyes" ; then
+		case " $predeps $postdeps " in
+		*" $a_deplib "*)
+		  func_append newdeplibs " $a_deplib"
+		  a_deplib=""
+		  ;;
+		esac
+	      fi
+	      if test -n "$a_deplib" ; then
+		libname=`eval "\\$ECHO \"$libname_spec\""`
+		if test -n "$file_magic_glob"; then
+		  libnameglob=`func_echo_all "$libname" | $SED -e $file_magic_glob`
+		else
+		  libnameglob=$libname
+		fi
+		test "$want_nocaseglob" = yes && nocaseglob=`shopt -p nocaseglob`
+		for i in $lib_search_path $sys_lib_search_path $shlib_search_path; do
+		  if test "$want_nocaseglob" = yes; then
+		    shopt -s nocaseglob
+		    potential_libs=`ls $i/$libnameglob[.-]* 2>/dev/null`
+		    $nocaseglob
+		  else
+		    potential_libs=`ls $i/$libnameglob[.-]* 2>/dev/null`
+		  fi
+		  for potent_lib in $potential_libs; do
+		      # Follow soft links.
+		      if ls -lLd "$potent_lib" 2>/dev/null |
+			 $GREP " -> " >/dev/null; then
+			continue
+		      fi
+		      # The statement above tries to avoid entering an
+		      # endless loop below, in case of cyclic links.
+		      # We might still enter an endless loop, since a link
+		      # loop can be closed while we follow links,
+		      # but so what?
+		      potlib="$potent_lib"
+		      while test -h "$potlib" 2>/dev/null; do
+			potliblink=`ls -ld $potlib | ${SED} 's/.* -> //'`
+			case $potliblink in
+			[\\/]* | [A-Za-z]:[\\/]*) potlib="$potliblink";;
+			*) potlib=`$ECHO "$potlib" | $SED 's,[^/]*$,,'`"$potliblink";;
+			esac
+		      done
+		      if eval $file_magic_cmd \"\$potlib\" 2>/dev/null |
+			 $SED -e 10q |
+			 $EGREP "$file_magic_regex" > /dev/null; then
+			func_append newdeplibs " $a_deplib"
+			a_deplib=""
+			break 2
+		      fi
+		  done
+		done
+	      fi
+	      if test -n "$a_deplib" ; then
+		droppeddeps=yes
+		echo
+		$ECHO "*** Warning: linker path does not have real file for library $a_deplib."
+		echo "*** I have the capability to make that library automatically link in when"
+		echo "*** you link to this library.  But I can only do this if you have a"
+		echo "*** shared version of the library, which you do not appear to have"
+		echo "*** because I did check the linker path looking for a file starting"
+		if test -z "$potlib" ; then
+		  $ECHO "*** with $libname but no candidates were found. (...for file magic test)"
+		else
+		  $ECHO "*** with $libname and none of the candidates passed a file format test"
+		  $ECHO "*** using a file magic. Last file checked: $potlib"
+		fi
+	      fi
+	      ;;
+	    *)
+	      # Add a -L argument.
+	      func_append newdeplibs " $a_deplib"
+	      ;;
+	    esac
+	  done # Gone through all deplibs.
+	  ;;
+	match_pattern*)
+	  set dummy $deplibs_check_method; shift
+	  match_pattern_regex=`expr "$deplibs_check_method" : "$1 \(.*\)"`
+	  for a_deplib in $deplibs; do
+	    case $a_deplib in
+	    -l*)
+	      func_stripname -l '' "$a_deplib"
+	      name=$func_stripname_result
+	      if test "X$allow_libtool_libs_with_static_runtimes" = "Xyes" ; then
+		case " $predeps $postdeps " in
+		*" $a_deplib "*)
+		  func_append newdeplibs " $a_deplib"
+		  a_deplib=""
+		  ;;
+		esac
+	      fi
+	      if test -n "$a_deplib" ; then
+		libname=`eval "\\$ECHO \"$libname_spec\""`
+		for i in $lib_search_path $sys_lib_search_path $shlib_search_path; do
+		  potential_libs=`ls $i/$libname[.-]* 2>/dev/null`
+		  for potent_lib in $potential_libs; do
+		    potlib="$potent_lib" # see symlink-check above in file_magic test
+		    if eval "\$ECHO \"$potent_lib\"" 2>/dev/null | $SED 10q | \
+		       $EGREP "$match_pattern_regex" > /dev/null; then
+		      func_append newdeplibs " $a_deplib"
+		      a_deplib=""
+		      break 2
+		    fi
+		  done
+		done
+	      fi
+	      if test -n "$a_deplib" ; then
+		droppeddeps=yes
+		echo
+		$ECHO "*** Warning: linker path does not have real file for library $a_deplib."
+		echo "*** I have the capability to make that library automatically link in when"
+		echo "*** you link to this library.  But I can only do this if you have a"
+		echo "*** shared version of the library, which you do not appear to have"
+		echo "*** because I did check the linker path looking for a file starting"
+		if test -z "$potlib" ; then
+		  $ECHO "*** with $libname but no candidates were found. (...for regex pattern test)"
+		else
+		  $ECHO "*** with $libname and none of the candidates passed a file format test"
+		  $ECHO "*** using a regex pattern. Last file checked: $potlib"
+		fi
+	      fi
+	      ;;
+	    *)
+	      # Add a -L argument.
+	      func_append newdeplibs " $a_deplib"
+	      ;;
+	    esac
+	  done # Gone through all deplibs.
+	  ;;
+	none | unknown | *)
+	  newdeplibs=""
+	  tmp_deplibs=`$ECHO " $deplibs" | $SED 's/ -lc$//; s/ -[LR][^ ]*//g'`
+	  if test "X$allow_libtool_libs_with_static_runtimes" = "Xyes" ; then
+	    for i in $predeps $postdeps ; do
+	      # can't use Xsed below, because $i might contain '/'
+	      tmp_deplibs=`$ECHO " $tmp_deplibs" | $SED "s,$i,,"`
+	    done
+	  fi
+	  case $tmp_deplibs in
+	  *[!\	\ ]*)
+	    echo
+	    if test "X$deplibs_check_method" = "Xnone"; then
+	      echo "*** Warning: inter-library dependencies are not supported in this platform."
+	    else
+	      echo "*** Warning: inter-library dependencies are not known to be supported."
+	    fi
+	    echo "*** All declared inter-library dependencies are being dropped."
+	    droppeddeps=yes
+	    ;;
+	  esac
+	  ;;
+	esac
+	versuffix=$versuffix_save
+	major=$major_save
+	release=$release_save
+	libname=$libname_save
+	name=$name_save
+
+	case $host in
+	*-*-rhapsody* | *-*-darwin1.[012])
+	  # On Rhapsody replace the C library with the System framework
+	  newdeplibs=`$ECHO " $newdeplibs" | $SED 's/ -lc / System.ltframework /'`
+	  ;;
+	esac
+
+	if test "$droppeddeps" = yes; then
+	  if test "$module" = yes; then
+	    echo
+	    echo "*** Warning: libtool could not satisfy all declared inter-library"
+	    $ECHO "*** dependencies of module $libname.  Therefore, libtool will create"
+	    echo "*** a static module, that should work as long as the dlopening"
+	    echo "*** application is linked with the -dlopen flag."
+	    if test -z "$global_symbol_pipe"; then
+	      echo
+	      echo "*** However, this would only work if libtool was able to extract symbol"
+	      echo "*** lists from a program, using \`nm' or equivalent, but libtool could"
+	      echo "*** not find such a program.  So, this module is probably useless."
+	      echo "*** \`nm' from GNU binutils and a full rebuild may help."
+	    fi
+	    if test "$build_old_libs" = no; then
+	      oldlibs="$output_objdir/$libname.$libext"
+	      build_libtool_libs=module
+	      build_old_libs=yes
+	    else
+	      build_libtool_libs=no
+	    fi
+	  else
+	    echo "*** The inter-library dependencies that have been dropped here will be"
+	    echo "*** automatically added whenever a program is linked with this library"
+	    echo "*** or is declared to -dlopen it."
+
+	    if test "$allow_undefined" = no; then
+	      echo
+	      echo "*** Since this library must not contain undefined symbols,"
+	      echo "*** because either the platform does not support them or"
+	      echo "*** it was explicitly requested with -no-undefined,"
+	      echo "*** libtool will only create a static version of it."
+	      if test "$build_old_libs" = no; then
+		oldlibs="$output_objdir/$libname.$libext"
+		build_libtool_libs=module
+		build_old_libs=yes
+	      else
+		build_libtool_libs=no
+	      fi
+	    fi
+	  fi
+	fi
+	# Done checking deplibs!
+	deplibs=$newdeplibs
+      fi
+      # Time to change all our "foo.ltframework" stuff back to "-framework foo"
+      case $host in
+	*-*-darwin*)
+	  newdeplibs=`$ECHO " $newdeplibs" | $SED 's% \([^ $]*\).ltframework% -framework \1%g'`
+	  new_inherited_linker_flags=`$ECHO " $new_inherited_linker_flags" | $SED 's% \([^ $]*\).ltframework% -framework \1%g'`
+	  deplibs=`$ECHO " $deplibs" | $SED 's% \([^ $]*\).ltframework% -framework \1%g'`
+	  ;;
+      esac
+
+      # move library search paths that coincide with paths to not yet
+      # installed libraries to the beginning of the library search list
+      new_libs=
+      for path in $notinst_path; do
+	case " $new_libs " in
+	*" -L$path/$objdir "*) ;;
+	*)
+	  case " $deplibs " in
+	  *" -L$path/$objdir "*)
+	    func_append new_libs " -L$path/$objdir" ;;
+	  esac
+	  ;;
+	esac
+      done
+      for deplib in $deplibs; do
+	case $deplib in
+	-L*)
+	  case " $new_libs " in
+	  *" $deplib "*) ;;
+	  *) func_append new_libs " $deplib" ;;
+	  esac
+	  ;;
+	*) func_append new_libs " $deplib" ;;
+	esac
+      done
+      deplibs="$new_libs"
+
+      # All the library-specific variables (install_libdir is set above).
+      library_names=
+      old_library=
+      dlname=
+
+      # Test again, we may have decided not to build it any more
+      if test "$build_libtool_libs" = yes; then
+	# Remove ${wl} instances when linking with ld.
+	# FIXME: should test the right _cmds variable.
+	case $archive_cmds in
+	  *\$LD\ *) wl= ;;
+        esac
+	if test "$hardcode_into_libs" = yes; then
+	  # Hardcode the library paths
+	  hardcode_libdirs=
+	  dep_rpath=
+	  rpath="$finalize_rpath"
+	  test "$opt_mode" != relink && rpath="$compile_rpath$rpath"
+	  for libdir in $rpath; do
+	    if test -n "$hardcode_libdir_flag_spec"; then
+	      if test -n "$hardcode_libdir_separator"; then
+		func_replace_sysroot "$libdir"
+		libdir=$func_replace_sysroot_result
+		if test -z "$hardcode_libdirs"; then
+		  hardcode_libdirs="$libdir"
+		else
+		  # Just accumulate the unique libdirs.
+		  case $hardcode_libdir_separator$hardcode_libdirs$hardcode_libdir_separator in
+		  *"$hardcode_libdir_separator$libdir$hardcode_libdir_separator"*)
+		    ;;
+		  *)
+		    func_append hardcode_libdirs "$hardcode_libdir_separator$libdir"
+		    ;;
+		  esac
+		fi
+	      else
+		eval flag=\"$hardcode_libdir_flag_spec\"
+		func_append dep_rpath " $flag"
+	      fi
+	    elif test -n "$runpath_var"; then
+	      case "$perm_rpath " in
+	      *" $libdir "*) ;;
+	      *) func_append perm_rpath " $libdir" ;;
+	      esac
+	    fi
+	  done
+	  # Substitute the hardcoded libdirs into the rpath.
+	  if test -n "$hardcode_libdir_separator" &&
+	     test -n "$hardcode_libdirs"; then
+	    libdir="$hardcode_libdirs"
+	    eval "dep_rpath=\"$hardcode_libdir_flag_spec\""
+	  fi
+	  if test -n "$runpath_var" && test -n "$perm_rpath"; then
+	    # We should set the runpath_var.
+	    rpath=
+	    for dir in $perm_rpath; do
+	      func_append rpath "$dir:"
+	    done
+	    eval "$runpath_var='$rpath\$$runpath_var'; export $runpath_var"
+	  fi
+	  test -n "$dep_rpath" && deplibs="$dep_rpath $deplibs"
+	fi
+
+	shlibpath="$finalize_shlibpath"
+	test "$opt_mode" != relink && shlibpath="$compile_shlibpath$shlibpath"
+	if test -n "$shlibpath"; then
+	  eval "$shlibpath_var='$shlibpath\$$shlibpath_var'; export $shlibpath_var"
+	fi
+
+	# Get the real and link names of the library.
+	eval shared_ext=\"$shrext_cmds\"
+	eval library_names=\"$library_names_spec\"
+	set dummy $library_names
+	shift
+	realname="$1"
+	shift
+
+	if test -n "$soname_spec"; then
+	  eval soname=\"$soname_spec\"
+	else
+	  soname="$realname"
+	fi
+	if test -z "$dlname"; then
+	  dlname=$soname
+	fi
+
+	lib="$output_objdir/$realname"
+	linknames=
+	for link
+	do
+	  func_append linknames " $link"
+	done
+
+	# Use standard objects if they are pic
+	test -z "$pic_flag" && libobjs=`$ECHO "$libobjs" | $SP2NL | $SED "$lo2o" | $NL2SP`
+	test "X$libobjs" = "X " && libobjs=
+
+	delfiles=
+	if test -n "$export_symbols" && test -n "$include_expsyms"; then
+	  $opt_dry_run || cp "$export_symbols" "$output_objdir/$libname.uexp"
+	  export_symbols="$output_objdir/$libname.uexp"
+	  func_append delfiles " $export_symbols"
+	fi
+
+	orig_export_symbols=
+	case $host_os in
+	cygwin* | mingw* | cegcc*)
+	  if test -n "$export_symbols" && test -z "$export_symbols_regex"; then
+	    # exporting using user supplied symfile
+	    if test "x`$SED 1q $export_symbols`" != xEXPORTS; then
+	      # and it's NOT already a .def file. Must figure out
+	      # which of the given symbols are data symbols and tag
+	      # them as such. So, trigger use of export_symbols_cmds.
+	      # export_symbols gets reassigned inside the "prepare
+	      # the list of exported symbols" if statement, so the
+	      # include_expsyms logic still works.
+	      orig_export_symbols="$export_symbols"
+	      export_symbols=
+	      always_export_symbols=yes
+	    fi
+	  fi
+	  ;;
+	esac
+
+	# Prepare the list of exported symbols
+	if test -z "$export_symbols"; then
+	  if test "$always_export_symbols" = yes || test -n "$export_symbols_regex"; then
+	    func_verbose "generating symbol list for \`$libname.la'"
+	    export_symbols="$output_objdir/$libname.exp"
+	    $opt_dry_run || $RM $export_symbols
+	    cmds=$export_symbols_cmds
+	    save_ifs="$IFS"; IFS='~'
+	    for cmd1 in $cmds; do
+	      IFS="$save_ifs"
+	      # Take the normal branch if the nm_file_list_spec branch
+	      # doesn't work or if tool conversion is not needed.
+	      case $nm_file_list_spec~$to_tool_file_cmd in
+		*~func_convert_file_noop | *~func_convert_file_msys_to_w32 | ~*)
+		  try_normal_branch=yes
+		  eval cmd=\"$cmd1\"
+		  func_len " $cmd"
+		  len=$func_len_result
+		  ;;
+		*)
+		  try_normal_branch=no
+		  ;;
+	      esac
+	      if test "$try_normal_branch" = yes \
+		 && { test "$len" -lt "$max_cmd_len" \
+		      || test "$max_cmd_len" -le -1; }
+	      then
+		func_show_eval "$cmd" 'exit $?'
+		skipped_export=false
+	      elif test -n "$nm_file_list_spec"; then
+		func_basename "$output"
+		output_la=$func_basename_result
+		save_libobjs=$libobjs
+		save_output=$output
+		output=${output_objdir}/${output_la}.nm
+		func_to_tool_file "$output"
+		libobjs=$nm_file_list_spec$func_to_tool_file_result
+		func_append delfiles " $output"
+		func_verbose "creating $NM input file list: $output"
+		for obj in $save_libobjs; do
+		  func_to_tool_file "$obj"
+		  $ECHO "$func_to_tool_file_result"
+		done > "$output"
+		eval cmd=\"$cmd1\"
+		func_show_eval "$cmd" 'exit $?'
+		output=$save_output
+		libobjs=$save_libobjs
+		skipped_export=false
+	      else
+		# The command line is too long to execute in one step.
+		func_verbose "using reloadable object file for export list..."
+		skipped_export=:
+		# Break out early, otherwise skipped_export may be
+		# set to false by a later but shorter cmd.
+		break
+	      fi
+	    done
+	    IFS="$save_ifs"
+	    if test -n "$export_symbols_regex" && test "X$skipped_export" != "X:"; then
+	      func_show_eval '$EGREP -e "$export_symbols_regex" "$export_symbols" > "${export_symbols}T"'
+	      func_show_eval '$MV "${export_symbols}T" "$export_symbols"'
+	    fi
+	  fi
+	fi
+
+	if test -n "$export_symbols" && test -n "$include_expsyms"; then
+	  tmp_export_symbols="$export_symbols"
+	  test -n "$orig_export_symbols" && tmp_export_symbols="$orig_export_symbols"
+	  $opt_dry_run || eval '$ECHO "$include_expsyms" | $SP2NL >> "$tmp_export_symbols"'
+	fi
+
+	if test "X$skipped_export" != "X:" && test -n "$orig_export_symbols"; then
+	  # The given exports_symbols file has to be filtered, so filter it.
+	  func_verbose "filter symbol list for \`$libname.la' to tag DATA exports"
+	  # FIXME: $output_objdir/$libname.filter potentially contains lots of
+	  # 's' commands which not all seds can handle. GNU sed should be fine
+	  # though. Also, the filter scales superlinearly with the number of
+	  # global variables. join(1) would be nice here, but unfortunately
+	  # isn't a blessed tool.
+	  $opt_dry_run || $SED -e '/[ ,]DATA/!d;s,\(.*\)\([ \,].*\),s|^\1$|\1\2|,' < $export_symbols > $output_objdir/$libname.filter
+	  func_append delfiles " $export_symbols $output_objdir/$libname.filter"
+	  export_symbols=$output_objdir/$libname.def
+	  $opt_dry_run || $SED -f $output_objdir/$libname.filter < $orig_export_symbols > $export_symbols
+	fi
+
+	tmp_deplibs=
+	for test_deplib in $deplibs; do
+	  case " $convenience " in
+	  *" $test_deplib "*) ;;
+	  *)
+	    func_append tmp_deplibs " $test_deplib"
+	    ;;
+	  esac
+	done
+	deplibs="$tmp_deplibs"
+
+	if test -n "$convenience"; then
+	  if test -n "$whole_archive_flag_spec" &&
+	    test "$compiler_needs_object" = yes &&
+	    test -z "$libobjs"; then
+	    # extract the archives, so we have objects to list.
+	    # TODO: could optimize this to just extract one archive.
+	    whole_archive_flag_spec=
+	  fi
+	  if test -n "$whole_archive_flag_spec"; then
+	    save_libobjs=$libobjs
+	    eval libobjs=\"\$libobjs $whole_archive_flag_spec\"
+	    test "X$libobjs" = "X " && libobjs=
+	  else
+	    gentop="$output_objdir/${outputname}x"
+	    func_append generated " $gentop"
+
+	    func_extract_archives $gentop $convenience
+	    func_append libobjs " $func_extract_archives_result"
+	    test "X$libobjs" = "X " && libobjs=
+	  fi
+	fi
+
+	if test "$thread_safe" = yes && test -n "$thread_safe_flag_spec"; then
+	  eval flag=\"$thread_safe_flag_spec\"
+	  func_append linker_flags " $flag"
+	fi
+
+	# Make a backup of the uninstalled library when relinking
+	if test "$opt_mode" = relink; then
+	  $opt_dry_run || eval '(cd $output_objdir && $RM ${realname}U && $MV $realname ${realname}U)' || exit $?
+	fi
+
+	# Do each of the archive commands.
+	if test "$module" = yes && test -n "$module_cmds" ; then
+	  if test -n "$export_symbols" && test -n "$module_expsym_cmds"; then
+	    eval test_cmds=\"$module_expsym_cmds\"
+	    cmds=$module_expsym_cmds
+	  else
+	    eval test_cmds=\"$module_cmds\"
+	    cmds=$module_cmds
+	  fi
+	else
+	  if test -n "$export_symbols" && test -n "$archive_expsym_cmds"; then
+	    eval test_cmds=\"$archive_expsym_cmds\"
+	    cmds=$archive_expsym_cmds
+	  else
+	    eval test_cmds=\"$archive_cmds\"
+	    cmds=$archive_cmds
+	  fi
+	fi
+
+	if test "X$skipped_export" != "X:" &&
+	   func_len " $test_cmds" &&
+	   len=$func_len_result &&
+	   test "$len" -lt "$max_cmd_len" || test "$max_cmd_len" -le -1; then
+	  :
+	else
+	  # The command line is too long to link in one step, link piecewise
+	  # or, if using GNU ld and skipped_export is not :, use a linker
+	  # script.
+
+	  # Save the value of $output and $libobjs because we want to
+	  # use them later.  If we have whole_archive_flag_spec, we
+	  # want to use save_libobjs as it was before
+	  # whole_archive_flag_spec was expanded, because we can't
+	  # assume the linker understands whole_archive_flag_spec.
+	  # This may have to be revisited, in case too many
+	  # convenience libraries get linked in and end up exceeding
+	  # the spec.
+	  if test -z "$convenience" || test -z "$whole_archive_flag_spec"; then
+	    save_libobjs=$libobjs
+	  fi
+	  save_output=$output
+	  func_basename "$output"
+	  output_la=$func_basename_result
+
+	  # Clear the reloadable object creation command queue and
+	  # initialize k to one.
+	  test_cmds=
+	  concat_cmds=
+	  objlist=
+	  last_robj=
+	  k=1
+
+	  if test -n "$save_libobjs" && test "X$skipped_export" != "X:" && test "$with_gnu_ld" = yes; then
+	    output=${output_objdir}/${output_la}.lnkscript
+	    func_verbose "creating GNU ld script: $output"
+	    echo 'INPUT (' > $output
+	    for obj in $save_libobjs
+	    do
+	      func_to_tool_file "$obj"
+	      $ECHO "$func_to_tool_file_result" >> $output
+	    done
+	    echo ')' >> $output
+	    func_append delfiles " $output"
+	    func_to_tool_file "$output"
+	    output=$func_to_tool_file_result
+	  elif test -n "$save_libobjs" && test "X$skipped_export" != "X:" && test "X$file_list_spec" != X; then
+	    output=${output_objdir}/${output_la}.lnk
+	    func_verbose "creating linker input file list: $output"
+	    : > $output
+	    set x $save_libobjs
+	    shift
+	    firstobj=
+	    if test "$compiler_needs_object" = yes; then
+	      firstobj="$1 "
+	      shift
+	    fi
+	    for obj
+	    do
+	      func_to_tool_file "$obj"
+	      $ECHO "$func_to_tool_file_result" >> $output
+	    done
+	    func_append delfiles " $output"
+	    func_to_tool_file "$output"
+	    output=$firstobj\"$file_list_spec$func_to_tool_file_result\"
+	  else
+	    if test -n "$save_libobjs"; then
+	      func_verbose "creating reloadable object files..."
+	      output=$output_objdir/$output_la-${k}.$objext
+	      eval test_cmds=\"$reload_cmds\"
+	      func_len " $test_cmds"
+	      len0=$func_len_result
+	      len=$len0
+
+	      # Loop over the list of objects to be linked.
+	      for obj in $save_libobjs
+	      do
+		func_len " $obj"
+		func_arith $len + $func_len_result
+		len=$func_arith_result
+		if test "X$objlist" = X ||
+		   test "$len" -lt "$max_cmd_len"; then
+		  func_append objlist " $obj"
+		else
+		  # The command $test_cmds is almost too long, add a
+		  # command to the queue.
+		  if test "$k" -eq 1 ; then
+		    # The first file doesn't have a previous command to add.
+		    reload_objs=$objlist
+		    eval concat_cmds=\"$reload_cmds\"
+		  else
+		    # All subsequent reloadable object files will link in
+		    # the last one created.
+		    reload_objs="$objlist $last_robj"
+		    eval concat_cmds=\"\$concat_cmds~$reload_cmds~\$RM $last_robj\"
+		  fi
+		  last_robj=$output_objdir/$output_la-${k}.$objext
+		  func_arith $k + 1
+		  k=$func_arith_result
+		  output=$output_objdir/$output_la-${k}.$objext
+		  objlist=" $obj"
+		  func_len " $last_robj"
+		  func_arith $len0 + $func_len_result
+		  len=$func_arith_result
+		fi
+	      done
+	      # Handle the remaining objects by creating one last
+	      # reloadable object file.  All subsequent reloadable object
+	      # files will link in the last one created.
+	      test -z "$concat_cmds" || concat_cmds=$concat_cmds~
+	      reload_objs="$objlist $last_robj"
+	      eval concat_cmds=\"\${concat_cmds}$reload_cmds\"
+	      if test -n "$last_robj"; then
+	        eval concat_cmds=\"\${concat_cmds}~\$RM $last_robj\"
+	      fi
+	      func_append delfiles " $output"
+
+	    else
+	      output=
+	    fi
+
+	    if ${skipped_export-false}; then
+	      func_verbose "generating symbol list for \`$libname.la'"
+	      export_symbols="$output_objdir/$libname.exp"
+	      $opt_dry_run || $RM $export_symbols
+	      libobjs=$output
+	      # Append the command to create the export file.
+	      test -z "$concat_cmds" || concat_cmds=$concat_cmds~
+	      eval concat_cmds=\"\$concat_cmds$export_symbols_cmds\"
+	      if test -n "$last_robj"; then
+		eval concat_cmds=\"\$concat_cmds~\$RM $last_robj\"
+	      fi
+	    fi
+
+	    test -n "$save_libobjs" &&
+	      func_verbose "creating a temporary reloadable object file: $output"
+
+	    # Loop through the commands generated above and execute them.
+	    save_ifs="$IFS"; IFS='~'
+	    for cmd in $concat_cmds; do
+	      IFS="$save_ifs"
+	      $opt_silent || {
+		  func_quote_for_expand "$cmd"
+		  eval "func_echo $func_quote_for_expand_result"
+	      }
+	      $opt_dry_run || eval "$cmd" || {
+		lt_exit=$?
+
+		# Restore the uninstalled library and exit
+		if test "$opt_mode" = relink; then
+		  ( cd "$output_objdir" && \
+		    $RM "${realname}T" && \
+		    $MV "${realname}U" "$realname" )
+		fi
+
+		exit $lt_exit
+	      }
+	    done
+	    IFS="$save_ifs"
+
+	    if test -n "$export_symbols_regex" && ${skipped_export-false}; then
+	      func_show_eval '$EGREP -e "$export_symbols_regex" "$export_symbols" > "${export_symbols}T"'
+	      func_show_eval '$MV "${export_symbols}T" "$export_symbols"'
+	    fi
+	  fi
+
+          if ${skipped_export-false}; then
+	    if test -n "$export_symbols" && test -n "$include_expsyms"; then
+	      tmp_export_symbols="$export_symbols"
+	      test -n "$orig_export_symbols" && tmp_export_symbols="$orig_export_symbols"
+	      $opt_dry_run || eval '$ECHO "$include_expsyms" | $SP2NL >> "$tmp_export_symbols"'
+	    fi
+
+	    if test -n "$orig_export_symbols"; then
+	      # The given exports_symbols file has to be filtered, so filter it.
+	      func_verbose "filter symbol list for \`$libname.la' to tag DATA exports"
+	      # FIXME: $output_objdir/$libname.filter potentially contains lots of
+	      # 's' commands which not all seds can handle. GNU sed should be fine
+	      # though. Also, the filter scales superlinearly with the number of
+	      # global variables. join(1) would be nice here, but unfortunately
+	      # isn't a blessed tool.
+	      $opt_dry_run || $SED -e '/[ ,]DATA/!d;s,\(.*\)\([ \,].*\),s|^\1$|\1\2|,' < $export_symbols > $output_objdir/$libname.filter
+	      func_append delfiles " $export_symbols $output_objdir/$libname.filter"
+	      export_symbols=$output_objdir/$libname.def
+	      $opt_dry_run || $SED -f $output_objdir/$libname.filter < $orig_export_symbols > $export_symbols
+	    fi
+	  fi
+
+	  libobjs=$output
+	  # Restore the value of output.
+	  output=$save_output
+
+	  if test -n "$convenience" && test -n "$whole_archive_flag_spec"; then
+	    eval libobjs=\"\$libobjs $whole_archive_flag_spec\"
+	    test "X$libobjs" = "X " && libobjs=
+	  fi
+	  # Expand the library linking commands again to reset the
+	  # value of $libobjs for piecewise linking.
+
+	  # Do each of the archive commands.
+	  if test "$module" = yes && test -n "$module_cmds" ; then
+	    if test -n "$export_symbols" && test -n "$module_expsym_cmds"; then
+	      cmds=$module_expsym_cmds
+	    else
+	      cmds=$module_cmds
+	    fi
+	  else
+	    if test -n "$export_symbols" && test -n "$archive_expsym_cmds"; then
+	      cmds=$archive_expsym_cmds
+	    else
+	      cmds=$archive_cmds
+	    fi
+	  fi
+	fi
+
+	if test -n "$delfiles"; then
+	  # Append the command to remove temporary files to $cmds.
+	  eval cmds=\"\$cmds~\$RM $delfiles\"
+	fi
+
+	# Add any objects from preloaded convenience libraries
+	if test -n "$dlprefiles"; then
+	  gentop="$output_objdir/${outputname}x"
+	  func_append generated " $gentop"
+
+	  func_extract_archives $gentop $dlprefiles
+	  func_append libobjs " $func_extract_archives_result"
+	  test "X$libobjs" = "X " && libobjs=
+	fi
+
+	save_ifs="$IFS"; IFS='~'
+	for cmd in $cmds; do
+	  IFS="$save_ifs"
+	  eval cmd=\"$cmd\"
+	  $opt_silent || {
+	    func_quote_for_expand "$cmd"
+	    eval "func_echo $func_quote_for_expand_result"
+	  }
+	  $opt_dry_run || eval "$cmd" || {
+	    lt_exit=$?
+
+	    # Restore the uninstalled library and exit
+	    if test "$opt_mode" = relink; then
+	      ( cd "$output_objdir" && \
+	        $RM "${realname}T" && \
+		$MV "${realname}U" "$realname" )
+	    fi
+
+	    exit $lt_exit
+	  }
+	done
+	IFS="$save_ifs"
+
+	# Restore the uninstalled library and exit
+	if test "$opt_mode" = relink; then
+	  $opt_dry_run || eval '(cd $output_objdir && $RM ${realname}T && $MV $realname ${realname}T && $MV ${realname}U $realname)' || exit $?
+
+	  if test -n "$convenience"; then
+	    if test -z "$whole_archive_flag_spec"; then
+	      func_show_eval '${RM}r "$gentop"'
+	    fi
+	  fi
+
+	  exit $EXIT_SUCCESS
+	fi
+
+	# Create links to the real library.
+	for linkname in $linknames; do
+	  if test "$realname" != "$linkname"; then
+	    func_show_eval '(cd "$output_objdir" && $RM "$linkname" && $LN_S "$realname" "$linkname")' 'exit $?'
+	  fi
+	done
+
+	# If -module or -export-dynamic was specified, set the dlname.
+	if test "$module" = yes || test "$export_dynamic" = yes; then
+	  # On all known operating systems, these are identical.
+	  dlname="$soname"
+	fi
+      fi
+      ;;
+
+    obj)
+      if test -n "$dlfiles$dlprefiles" || test "$dlself" != no; then
+	func_warning "\`-dlopen' is ignored for objects"
+      fi
+
+      case " $deplibs" in
+      *\ -l* | *\ -L*)
+	func_warning "\`-l' and \`-L' are ignored for objects" ;;
+      esac
+
+      test -n "$rpath" && \
+	func_warning "\`-rpath' is ignored for objects"
+
+      test -n "$xrpath" && \
+	func_warning "\`-R' is ignored for objects"
+
+      test -n "$vinfo" && \
+	func_warning "\`-version-info' is ignored for objects"
+
+      test -n "$release" && \
+	func_warning "\`-release' is ignored for objects"
+
+      case $output in
+      *.lo)
+	test -n "$objs$old_deplibs" && \
+	  func_fatal_error "cannot build library object \`$output' from non-libtool objects"
+
+	libobj=$output
+	func_lo2o "$libobj"
+	obj=$func_lo2o_result
+	;;
+      *)
+	libobj=
+	obj="$output"
+	;;
+      esac
+
+      # Delete the old objects.
+      $opt_dry_run || $RM $obj $libobj
+
+      # Objects from convenience libraries.  This assumes
+      # single-version convenience libraries.  Whenever we create
+      # different ones for PIC/non-PIC, this we'll have to duplicate
+      # the extraction.
+      reload_conv_objs=
+      gentop=
+      # reload_cmds runs $LD directly, so let us get rid of
+      # -Wl from whole_archive_flag_spec and hope we can get by with
+      # turning comma into space..
+      wl=
+
+      if test -n "$convenience"; then
+	if test -n "$whole_archive_flag_spec"; then
+	  eval tmp_whole_archive_flags=\"$whole_archive_flag_spec\"
+	  reload_conv_objs=$reload_objs\ `$ECHO "$tmp_whole_archive_flags" | $SED 's|,| |g'`
+	else
+	  gentop="$output_objdir/${obj}x"
+	  func_append generated " $gentop"
+
+	  func_extract_archives $gentop $convenience
+	  reload_conv_objs="$reload_objs $func_extract_archives_result"
+	fi
+      fi
+
+      # If we're not building shared, we need to use non_pic_objs
+      test "$build_libtool_libs" != yes && libobjs="$non_pic_objects"
+
+      # Create the old-style object.
+      reload_objs="$objs$old_deplibs "`$ECHO "$libobjs" | $SP2NL | $SED "/\.${libext}$/d; /\.lib$/d; $lo2o" | $NL2SP`" $reload_conv_objs" ### testsuite: skip nested quoting test
+
+      output="$obj"
+      func_execute_cmds "$reload_cmds" 'exit $?'
+
+      # Exit if we aren't doing a library object file.
+      if test -z "$libobj"; then
+	if test -n "$gentop"; then
+	  func_show_eval '${RM}r "$gentop"'
+	fi
+
+	exit $EXIT_SUCCESS
+      fi
+
+      if test "$build_libtool_libs" != yes; then
+	if test -n "$gentop"; then
+	  func_show_eval '${RM}r "$gentop"'
+	fi
+
+	# Create an invalid libtool object if no PIC, so that we don't
+	# accidentally link it into a program.
+	# $show "echo timestamp > $libobj"
+	# $opt_dry_run || eval "echo timestamp > $libobj" || exit $?
+	exit $EXIT_SUCCESS
+      fi
+
+      if test -n "$pic_flag" || test "$pic_mode" != default; then
+	# Only do commands if we really have different PIC objects.
+	reload_objs="$libobjs $reload_conv_objs"
+	output="$libobj"
+	func_execute_cmds "$reload_cmds" 'exit $?'
+      fi
+
+      if test -n "$gentop"; then
+	func_show_eval '${RM}r "$gentop"'
+      fi
+
+      exit $EXIT_SUCCESS
+      ;;
+
+    prog)
+      case $host in
+	*cygwin*) func_stripname '' '.exe' "$output"
+	          output=$func_stripname_result.exe;;
+      esac
+      test -n "$vinfo" && \
+	func_warning "\`-version-info' is ignored for programs"
+
+      test -n "$release" && \
+	func_warning "\`-release' is ignored for programs"
+
+      test "$preload" = yes \
+        && test "$dlopen_support" = unknown \
+	&& test "$dlopen_self" = unknown \
+	&& test "$dlopen_self_static" = unknown && \
+	  func_warning "\`LT_INIT([dlopen])' not used. Assuming no dlopen support."
+
+      case $host in
+      *-*-rhapsody* | *-*-darwin1.[012])
+	# On Rhapsody replace the C library is the System framework
+	compile_deplibs=`$ECHO " $compile_deplibs" | $SED 's/ -lc / System.ltframework /'`
+	finalize_deplibs=`$ECHO " $finalize_deplibs" | $SED 's/ -lc / System.ltframework /'`
+	;;
+      esac
+
+      case $host in
+      *-*-darwin*)
+	# Don't allow lazy linking, it breaks C++ global constructors
+	# But is supposedly fixed on 10.4 or later (yay!).
+	if test "$tagname" = CXX ; then
+	  case ${MACOSX_DEPLOYMENT_TARGET-10.0} in
+	    10.[0123])
+	      func_append compile_command " ${wl}-bind_at_load"
+	      func_append finalize_command " ${wl}-bind_at_load"
+	    ;;
+	  esac
+	fi
+	# Time to change all our "foo.ltframework" stuff back to "-framework foo"
+	compile_deplibs=`$ECHO " $compile_deplibs" | $SED 's% \([^ $]*\).ltframework% -framework \1%g'`
+	finalize_deplibs=`$ECHO " $finalize_deplibs" | $SED 's% \([^ $]*\).ltframework% -framework \1%g'`
+	;;
+      esac
+
+
+      # move library search paths that coincide with paths to not yet
+      # installed libraries to the beginning of the library search list
+      new_libs=
+      for path in $notinst_path; do
+	case " $new_libs " in
+	*" -L$path/$objdir "*) ;;
+	*)
+	  case " $compile_deplibs " in
+	  *" -L$path/$objdir "*)
+	    func_append new_libs " -L$path/$objdir" ;;
+	  esac
+	  ;;
+	esac
+      done
+      for deplib in $compile_deplibs; do
+	case $deplib in
+	-L*)
+	  case " $new_libs " in
+	  *" $deplib "*) ;;
+	  *) func_append new_libs " $deplib" ;;
+	  esac
+	  ;;
+	*) func_append new_libs " $deplib" ;;
+	esac
+      done
+      compile_deplibs="$new_libs"
+
+
+      func_append compile_command " $compile_deplibs"
+      func_append finalize_command " $finalize_deplibs"
+
+      if test -n "$rpath$xrpath"; then
+	# If the user specified any rpath flags, then add them.
+	for libdir in $rpath $xrpath; do
+	  # This is the magic to use -rpath.
+	  case "$finalize_rpath " in
+	  *" $libdir "*) ;;
+	  *) func_append finalize_rpath " $libdir" ;;
+	  esac
+	done
+      fi
+
+      # Now hardcode the library paths
+      rpath=
+      hardcode_libdirs=
+      for libdir in $compile_rpath $finalize_rpath; do
+	if test -n "$hardcode_libdir_flag_spec"; then
+	  if test -n "$hardcode_libdir_separator"; then
+	    if test -z "$hardcode_libdirs"; then
+	      hardcode_libdirs="$libdir"
+	    else
+	      # Just accumulate the unique libdirs.
+	      case $hardcode_libdir_separator$hardcode_libdirs$hardcode_libdir_separator in
+	      *"$hardcode_libdir_separator$libdir$hardcode_libdir_separator"*)
+		;;
+	      *)
+		func_append hardcode_libdirs "$hardcode_libdir_separator$libdir"
+		;;
+	      esac
+	    fi
+	  else
+	    eval flag=\"$hardcode_libdir_flag_spec\"
+	    func_append rpath " $flag"
+	  fi
+	elif test -n "$runpath_var"; then
+	  case "$perm_rpath " in
+	  *" $libdir "*) ;;
+	  *) func_append perm_rpath " $libdir" ;;
+	  esac
+	fi
+	case $host in
+	*-*-cygwin* | *-*-mingw* | *-*-pw32* | *-*-os2* | *-cegcc*)
+	  testbindir=`${ECHO} "$libdir" | ${SED} -e 's*/lib$*/bin*'`
+	  case :$dllsearchpath: in
+	  *":$libdir:"*) ;;
+	  ::) dllsearchpath=$libdir;;
+	  *) func_append dllsearchpath ":$libdir";;
+	  esac
+	  case :$dllsearchpath: in
+	  *":$testbindir:"*) ;;
+	  ::) dllsearchpath=$testbindir;;
+	  *) func_append dllsearchpath ":$testbindir";;
+	  esac
+	  ;;
+	esac
+      done
+      # Substitute the hardcoded libdirs into the rpath.
+      if test -n "$hardcode_libdir_separator" &&
+	 test -n "$hardcode_libdirs"; then
+	libdir="$hardcode_libdirs"
+	eval rpath=\" $hardcode_libdir_flag_spec\"
+      fi
+      compile_rpath="$rpath"
+
+      rpath=
+      hardcode_libdirs=
+      for libdir in $finalize_rpath; do
+	if test -n "$hardcode_libdir_flag_spec"; then
+	  if test -n "$hardcode_libdir_separator"; then
+	    if test -z "$hardcode_libdirs"; then
+	      hardcode_libdirs="$libdir"
+	    else
+	      # Just accumulate the unique libdirs.
+	      case $hardcode_libdir_separator$hardcode_libdirs$hardcode_libdir_separator in
+	      *"$hardcode_libdir_separator$libdir$hardcode_libdir_separator"*)
+		;;
+	      *)
+		func_append hardcode_libdirs "$hardcode_libdir_separator$libdir"
+		;;
+	      esac
+	    fi
+	  else
+	    eval flag=\"$hardcode_libdir_flag_spec\"
+	    func_append rpath " $flag"
+	  fi
+	elif test -n "$runpath_var"; then
+	  case "$finalize_perm_rpath " in
+	  *" $libdir "*) ;;
+	  *) func_append finalize_perm_rpath " $libdir" ;;
+	  esac
+	fi
+      done
+      # Substitute the hardcoded libdirs into the rpath.
+      if test -n "$hardcode_libdir_separator" &&
+	 test -n "$hardcode_libdirs"; then
+	libdir="$hardcode_libdirs"
+	eval rpath=\" $hardcode_libdir_flag_spec\"
+      fi
+      finalize_rpath="$rpath"
+
+      if test -n "$libobjs" && test "$build_old_libs" = yes; then
+	# Transform all the library objects into standard objects.
+	compile_command=`$ECHO "$compile_command" | $SP2NL | $SED "$lo2o" | $NL2SP`
+	finalize_command=`$ECHO "$finalize_command" | $SP2NL | $SED "$lo2o" | $NL2SP`
+      fi
+
+      func_generate_dlsyms "$outputname" "@PROGRAM@" "no"
+
+      # template prelinking step
+      if test -n "$prelink_cmds"; then
+	func_execute_cmds "$prelink_cmds" 'exit $?'
+      fi
+
+      wrappers_required=yes
+      case $host in
+      *cegcc* | *mingw32ce*)
+        # Disable wrappers for cegcc and mingw32ce hosts, we are cross compiling anyway.
+        wrappers_required=no
+        ;;
+      *cygwin* | *mingw* )
+        if test "$build_libtool_libs" != yes; then
+          wrappers_required=no
+        fi
+        ;;
+      *)
+        if test "$need_relink" = no || test "$build_libtool_libs" != yes; then
+          wrappers_required=no
+        fi
+        ;;
+      esac
+      if test "$wrappers_required" = no; then
+	# Replace the output file specification.
+	compile_command=`$ECHO "$compile_command" | $SED 's%@OUTPUT@%'"$output"'%g'`
+	link_command="$compile_command$compile_rpath"
+
+	# We have no uninstalled library dependencies, so finalize right now.
+	exit_status=0
+	func_show_eval "$link_command" 'exit_status=$?'
+
+	if test -n "$postlink_cmds"; then
+	  func_to_tool_file "$output"
+	  postlink_cmds=`func_echo_all "$postlink_cmds" | $SED -e 's%@OUTPUT@%'"$output"'%g' -e 's%@TOOL_OUTPUT@%'"$func_to_tool_file_result"'%g'`
+	  func_execute_cmds "$postlink_cmds" 'exit $?'
+	fi
+
+	# Delete the generated files.
+	if test -f "$output_objdir/${outputname}S.${objext}"; then
+	  func_show_eval '$RM "$output_objdir/${outputname}S.${objext}"'
+	fi
+
+	exit $exit_status
+      fi
+
+      if test -n "$compile_shlibpath$finalize_shlibpath"; then
+	compile_command="$shlibpath_var=\"$compile_shlibpath$finalize_shlibpath\$$shlibpath_var\" $compile_command"
+      fi
+      if test -n "$finalize_shlibpath"; then
+	finalize_command="$shlibpath_var=\"$finalize_shlibpath\$$shlibpath_var\" $finalize_command"
+      fi
+
+      compile_var=
+      finalize_var=
+      if test -n "$runpath_var"; then
+	if test -n "$perm_rpath"; then
+	  # We should set the runpath_var.
+	  rpath=
+	  for dir in $perm_rpath; do
+	    func_append rpath "$dir:"
+	  done
+	  compile_var="$runpath_var=\"$rpath\$$runpath_var\" "
+	fi
+	if test -n "$finalize_perm_rpath"; then
+	  # We should set the runpath_var.
+	  rpath=
+	  for dir in $finalize_perm_rpath; do
+	    func_append rpath "$dir:"
+	  done
+	  finalize_var="$runpath_var=\"$rpath\$$runpath_var\" "
+	fi
+      fi
+
+      if test "$no_install" = yes; then
+	# We don't need to create a wrapper script.
+	link_command="$compile_var$compile_command$compile_rpath"
+	# Replace the output file specification.
+	link_command=`$ECHO "$link_command" | $SED 's%@OUTPUT@%'"$output"'%g'`
+	# Delete the old output file.
+	$opt_dry_run || $RM $output
+	# Link the executable and exit
+	func_show_eval "$link_command" 'exit $?'
+
+	if test -n "$postlink_cmds"; then
+	  func_to_tool_file "$output"
+	  postlink_cmds=`func_echo_all "$postlink_cmds" | $SED -e 's%@OUTPUT@%'"$output"'%g' -e 's%@TOOL_OUTPUT@%'"$func_to_tool_file_result"'%g'`
+	  func_execute_cmds "$postlink_cmds" 'exit $?'
+	fi
+
+	exit $EXIT_SUCCESS
+      fi
+
+      if test "$hardcode_action" = relink; then
+	# Fast installation is not supported
+	link_command="$compile_var$compile_command$compile_rpath"
+	relink_command="$finalize_var$finalize_command$finalize_rpath"
+
+	func_warning "this platform does not like uninstalled shared libraries"
+	func_warning "\`$output' will be relinked during installation"
+      else
+	if test "$fast_install" != no; then
+	  link_command="$finalize_var$compile_command$finalize_rpath"
+	  if test "$fast_install" = yes; then
+	    relink_command=`$ECHO "$compile_var$compile_command$compile_rpath" | $SED 's%@OUTPUT@%\$progdir/\$file%g'`
+	  else
+	    # fast_install is set to needless
+	    relink_command=
+	  fi
+	else
+	  link_command="$compile_var$compile_command$compile_rpath"
+	  relink_command="$finalize_var$finalize_command$finalize_rpath"
+	fi
+      fi
+
+      # Replace the output file specification.
+      link_command=`$ECHO "$link_command" | $SED 's%@OUTPUT@%'"$output_objdir/$outputname"'%g'`
+
+      # Delete the old output files.
+      $opt_dry_run || $RM $output $output_objdir/$outputname $output_objdir/lt-$outputname
+
+      func_show_eval "$link_command" 'exit $?'
+
+      if test -n "$postlink_cmds"; then
+	func_to_tool_file "$output_objdir/$outputname"
+	postlink_cmds=`func_echo_all "$postlink_cmds" | $SED -e 's%@OUTPUT@%'"$output_objdir/$outputname"'%g' -e 's%@TOOL_OUTPUT@%'"$func_to_tool_file_result"'%g'`
+	func_execute_cmds "$postlink_cmds" 'exit $?'
+      fi
+
+      # Now create the wrapper script.
+      func_verbose "creating $output"
+
+      # Quote the relink command for shipping.
+      if test -n "$relink_command"; then
+	# Preserve any variables that may affect compiler behavior
+	for var in $variables_saved_for_relink; do
+	  if eval test -z \"\${$var+set}\"; then
+	    relink_command="{ test -z \"\${$var+set}\" || $lt_unset $var || { $var=; export $var; }; }; $relink_command"
+	  elif eval var_value=\$$var; test -z "$var_value"; then
+	    relink_command="$var=; export $var; $relink_command"
+	  else
+	    func_quote_for_eval "$var_value"
+	    relink_command="$var=$func_quote_for_eval_result; export $var; $relink_command"
+	  fi
+	done
+	relink_command="(cd `pwd`; $relink_command)"
+	relink_command=`$ECHO "$relink_command" | $SED "$sed_quote_subst"`
+      fi
+
+      # Only actually do things if not in dry run mode.
+      $opt_dry_run || {
+	# win32 will think the script is a binary if it has
+	# a .exe suffix, so we strip it off here.
+	case $output in
+	  *.exe) func_stripname '' '.exe' "$output"
+	         output=$func_stripname_result ;;
+	esac
+	# test for cygwin because mv fails w/o .exe extensions
+	case $host in
+	  *cygwin*)
+	    exeext=.exe
+	    func_stripname '' '.exe' "$outputname"
+	    outputname=$func_stripname_result ;;
+	  *) exeext= ;;
+	esac
+	case $host in
+	  *cygwin* | *mingw* )
+	    func_dirname_and_basename "$output" "" "."
+	    output_name=$func_basename_result
+	    output_path=$func_dirname_result
+	    cwrappersource="$output_path/$objdir/lt-$output_name.c"
+	    cwrapper="$output_path/$output_name.exe"
+	    $RM $cwrappersource $cwrapper
+	    trap "$RM $cwrappersource $cwrapper; exit $EXIT_FAILURE" 1 2 15
+
+	    func_emit_cwrapperexe_src > $cwrappersource
+
+	    # The wrapper executable is built using the $host compiler,
+	    # because it contains $host paths and files. If cross-
+	    # compiling, it, like the target executable, must be
+	    # executed on the $host or under an emulation environment.
+	    $opt_dry_run || {
+	      $LTCC $LTCFLAGS -o $cwrapper $cwrappersource
+	      $STRIP $cwrapper
+	    }
+
+	    # Now, create the wrapper script for func_source use:
+	    func_ltwrapper_scriptname $cwrapper
+	    $RM $func_ltwrapper_scriptname_result
+	    trap "$RM $func_ltwrapper_scriptname_result; exit $EXIT_FAILURE" 1 2 15
+	    $opt_dry_run || {
+	      # note: this script will not be executed, so do not chmod.
+	      if test "x$build" = "x$host" ; then
+		$cwrapper --lt-dump-script > $func_ltwrapper_scriptname_result
+	      else
+		func_emit_wrapper no > $func_ltwrapper_scriptname_result
+	      fi
+	    }
+	  ;;
+	  * )
+	    $RM $output
+	    trap "$RM $output; exit $EXIT_FAILURE" 1 2 15
+
+	    func_emit_wrapper no > $output
+	    chmod +x $output
+	  ;;
+	esac
+      }
+      exit $EXIT_SUCCESS
+      ;;
+    esac
+
+    # See if we need to build an old-fashioned archive.
+    for oldlib in $oldlibs; do
+
+      if test "$build_libtool_libs" = convenience; then
+	oldobjs="$libobjs_save $symfileobj"
+	addlibs="$convenience"
+	build_libtool_libs=no
+      else
+	if test "$build_libtool_libs" = module; then
+	  oldobjs="$libobjs_save"
+	  build_libtool_libs=no
+	else
+	  oldobjs="$old_deplibs $non_pic_objects"
+	  if test "$preload" = yes && test -f "$symfileobj"; then
+	    func_append oldobjs " $symfileobj"
+	  fi
+	fi
+	addlibs="$old_convenience"
+      fi
+
+      if test -n "$addlibs"; then
+	gentop="$output_objdir/${outputname}x"
+	func_append generated " $gentop"
+
+	func_extract_archives $gentop $addlibs
+	func_append oldobjs " $func_extract_archives_result"
+      fi
+
+      # Do each command in the archive commands.
+      if test -n "$old_archive_from_new_cmds" && test "$build_libtool_libs" = yes; then
+	cmds=$old_archive_from_new_cmds
+      else
+
+	# Add any objects from preloaded convenience libraries
+	if test -n "$dlprefiles"; then
+	  gentop="$output_objdir/${outputname}x"
+	  func_append generated " $gentop"
+
+	  func_extract_archives $gentop $dlprefiles
+	  func_append oldobjs " $func_extract_archives_result"
+	fi
+
+	# POSIX demands no paths to be encoded in archives.  We have
+	# to avoid creating archives with duplicate basenames if we
+	# might have to extract them afterwards, e.g., when creating a
+	# static archive out of a convenience library, or when linking
+	# the entirety of a libtool archive into another (currently
+	# not supported by libtool).
+	if (for obj in $oldobjs
+	    do
+	      func_basename "$obj"
+	      $ECHO "$func_basename_result"
+	    done | sort | sort -uc >/dev/null 2>&1); then
+	  :
+	else
+	  echo "copying selected object files to avoid basename conflicts..."
+	  gentop="$output_objdir/${outputname}x"
+	  func_append generated " $gentop"
+	  func_mkdir_p "$gentop"
+	  save_oldobjs=$oldobjs
+	  oldobjs=
+	  counter=1
+	  for obj in $save_oldobjs
+	  do
+	    func_basename "$obj"
+	    objbase="$func_basename_result"
+	    case " $oldobjs " in
+	    " ") oldobjs=$obj ;;
+	    *[\ /]"$objbase "*)
+	      while :; do
+		# Make sure we don't pick an alternate name that also
+		# overlaps.
+		newobj=lt$counter-$objbase
+		func_arith $counter + 1
+		counter=$func_arith_result
+		case " $oldobjs " in
+		*[\ /]"$newobj "*) ;;
+		*) if test ! -f "$gentop/$newobj"; then break; fi ;;
+		esac
+	      done
+	      func_show_eval "ln $obj $gentop/$newobj || cp $obj $gentop/$newobj"
+	      func_append oldobjs " $gentop/$newobj"
+	      ;;
+	    *) func_append oldobjs " $obj" ;;
+	    esac
+	  done
+	fi
+	func_to_tool_file "$oldlib" func_convert_file_msys_to_w32
+	tool_oldlib=$func_to_tool_file_result
+	eval cmds=\"$old_archive_cmds\"
+
+	func_len " $cmds"
+	len=$func_len_result
+	if test "$len" -lt "$max_cmd_len" || test "$max_cmd_len" -le -1; then
+	  cmds=$old_archive_cmds
+	elif test -n "$archiver_list_spec"; then
+	  func_verbose "using command file archive linking..."
+	  for obj in $oldobjs
+	  do
+	    func_to_tool_file "$obj"
+	    $ECHO "$func_to_tool_file_result"
+	  done > $output_objdir/$libname.libcmd
+	  func_to_tool_file "$output_objdir/$libname.libcmd"
+	  oldobjs=" $archiver_list_spec$func_to_tool_file_result"
+	  cmds=$old_archive_cmds
+	else
+	  # the command line is too long to link in one step, link in parts
+	  func_verbose "using piecewise archive linking..."
+	  save_RANLIB=$RANLIB
+	  RANLIB=:
+	  objlist=
+	  concat_cmds=
+	  save_oldobjs=$oldobjs
+	  oldobjs=
+	  # Is there a better way of finding the last object in the list?
+	  for obj in $save_oldobjs
+	  do
+	    last_oldobj=$obj
+	  done
+	  eval test_cmds=\"$old_archive_cmds\"
+	  func_len " $test_cmds"
+	  len0=$func_len_result
+	  len=$len0
+	  for obj in $save_oldobjs
+	  do
+	    func_len " $obj"
+	    func_arith $len + $func_len_result
+	    len=$func_arith_result
+	    func_append objlist " $obj"
+	    if test "$len" -lt "$max_cmd_len"; then
+	      :
+	    else
+	      # the above command should be used before it gets too long
+	      oldobjs=$objlist
+	      if test "$obj" = "$last_oldobj" ; then
+		RANLIB=$save_RANLIB
+	      fi
+	      test -z "$concat_cmds" || concat_cmds=$concat_cmds~
+	      eval concat_cmds=\"\${concat_cmds}$old_archive_cmds\"
+	      objlist=
+	      len=$len0
+	    fi
+	  done
+	  RANLIB=$save_RANLIB
+	  oldobjs=$objlist
+	  if test "X$oldobjs" = "X" ; then
+	    eval cmds=\"\$concat_cmds\"
+	  else
+	    eval cmds=\"\$concat_cmds~\$old_archive_cmds\"
+	  fi
+	fi
+      fi
+      func_execute_cmds "$cmds" 'exit $?'
+    done
+
+    test -n "$generated" && \
+      func_show_eval "${RM}r$generated"
+
+    # Now create the libtool archive.
+    case $output in
+    *.la)
+      old_library=
+      test "$build_old_libs" = yes && old_library="$libname.$libext"
+      func_verbose "creating $output"
+
+      # Preserve any variables that may affect compiler behavior
+      for var in $variables_saved_for_relink; do
+	if eval test -z \"\${$var+set}\"; then
+	  relink_command="{ test -z \"\${$var+set}\" || $lt_unset $var || { $var=; export $var; }; }; $relink_command"
+	elif eval var_value=\$$var; test -z "$var_value"; then
+	  relink_command="$var=; export $var; $relink_command"
+	else
+	  func_quote_for_eval "$var_value"
+	  relink_command="$var=$func_quote_for_eval_result; export $var; $relink_command"
+	fi
+      done
+      # Quote the link command for shipping.
+      relink_command="(cd `pwd`; $SHELL $progpath $preserve_args --mode=relink $libtool_args @inst_prefix_dir@)"
+      relink_command=`$ECHO "$relink_command" | $SED "$sed_quote_subst"`
+      if test "$hardcode_automatic" = yes ; then
+	relink_command=
+      fi
+
+      # Only create the output if not a dry run.
+      $opt_dry_run || {
+	for installed in no yes; do
+	  if test "$installed" = yes; then
+	    if test -z "$install_libdir"; then
+	      break
+	    fi
+	    output="$output_objdir/$outputname"i
+	    # Replace all uninstalled libtool libraries with the installed ones
+	    newdependency_libs=
+	    for deplib in $dependency_libs; do
+	      case $deplib in
+	      *.la)
+		func_basename "$deplib"
+		name="$func_basename_result"
+		func_resolve_sysroot "$deplib"
+		eval libdir=`${SED} -n -e 's/^libdir=\(.*\)$/\1/p' $func_resolve_sysroot_result`
+		test -z "$libdir" && \
+		  func_fatal_error "\`$deplib' is not a valid libtool archive"
+		func_append newdependency_libs " ${lt_sysroot:+=}$libdir/$name"
+		;;
+	      -L*)
+		func_stripname -L '' "$deplib"
+		func_replace_sysroot "$func_stripname_result"
+		func_append newdependency_libs " -L$func_replace_sysroot_result"
+		;;
+	      -R*)
+		func_stripname -R '' "$deplib"
+		func_replace_sysroot "$func_stripname_result"
+		func_append newdependency_libs " -R$func_replace_sysroot_result"
+		;;
+	      *) func_append newdependency_libs " $deplib" ;;
+	      esac
+	    done
+	    dependency_libs="$newdependency_libs"
+	    newdlfiles=
+
+	    for lib in $dlfiles; do
+	      case $lib in
+	      *.la)
+	        func_basename "$lib"
+		name="$func_basename_result"
+		eval libdir=`${SED} -n -e 's/^libdir=\(.*\)$/\1/p' $lib`
+		test -z "$libdir" && \
+		  func_fatal_error "\`$lib' is not a valid libtool archive"
+		func_append newdlfiles " ${lt_sysroot:+=}$libdir/$name"
+		;;
+	      *) func_append newdlfiles " $lib" ;;
+	      esac
+	    done
+	    dlfiles="$newdlfiles"
+	    newdlprefiles=
+	    for lib in $dlprefiles; do
+	      case $lib in
+	      *.la)
+		# Only pass preopened files to the pseudo-archive (for
+		# eventual linking with the app. that links it) if we
+		# didn't already link the preopened objects directly into
+		# the library:
+		func_basename "$lib"
+		name="$func_basename_result"
+		eval libdir=`${SED} -n -e 's/^libdir=\(.*\)$/\1/p' $lib`
+		test -z "$libdir" && \
+		  func_fatal_error "\`$lib' is not a valid libtool archive"
+		func_append newdlprefiles " ${lt_sysroot:+=}$libdir/$name"
+		;;
+	      esac
+	    done
+	    dlprefiles="$newdlprefiles"
+	  else
+	    newdlfiles=
+	    for lib in $dlfiles; do
+	      case $lib in
+		[\\/]* | [A-Za-z]:[\\/]*) abs="$lib" ;;
+		*) abs=`pwd`"/$lib" ;;
+	      esac
+	      func_append newdlfiles " $abs"
+	    done
+	    dlfiles="$newdlfiles"
+	    newdlprefiles=
+	    for lib in $dlprefiles; do
+	      case $lib in
+		[\\/]* | [A-Za-z]:[\\/]*) abs="$lib" ;;
+		*) abs=`pwd`"/$lib" ;;
+	      esac
+	      func_append newdlprefiles " $abs"
+	    done
+	    dlprefiles="$newdlprefiles"
+	  fi
+	  $RM $output
+	  # place dlname in correct position for cygwin
+	  # In fact, it would be nice if we could use this code for all target
+	  # systems that can't hard-code library paths into their executables
+	  # and that have no shared library path variable independent of PATH,
+	  # but it turns out we can't easily determine that from inspecting
+	  # libtool variables, so we have to hard-code the OSs to which it
+	  # applies here; at the moment, that means platforms that use the PE
+	  # object format with DLL files.  See the long comment at the top of
+	  # tests/bindir.at for full details.
+	  tdlname=$dlname
+	  case $host,$output,$installed,$module,$dlname in
+	    *cygwin*,*lai,yes,no,*.dll | *mingw*,*lai,yes,no,*.dll | *cegcc*,*lai,yes,no,*.dll)
+	      # If a -bindir argument was supplied, place the dll there.
+	      if test "x$bindir" != x ;
+	      then
+		func_relative_path "$install_libdir" "$bindir"
+		tdlname=$func_relative_path_result$dlname
+	      else
+		# Otherwise fall back on heuristic.
+		tdlname=../bin/$dlname
+	      fi
+	      ;;
+	  esac
+	  $ECHO > $output "\
+# $outputname - a libtool library file
+# Generated by $PROGRAM (GNU $PACKAGE$TIMESTAMP) $VERSION
+#
+# Please DO NOT delete this file!
+# It is necessary for linking the library.
+
+# The name that we can dlopen(3).
+dlname='$tdlname'
+
+# Names of this library.
+library_names='$library_names'
+
+# The name of the static archive.
+old_library='$old_library'
+
+# Linker flags that can not go in dependency_libs.
+inherited_linker_flags='$new_inherited_linker_flags'
+
+# Libraries that this one depends upon.
+dependency_libs='$dependency_libs'
+
+# Names of additional weak libraries provided by this library
+weak_library_names='$weak_libs'
+
+# Version information for $libname.
+current=$current
+age=$age
+revision=$revision
+
+# Is this an already installed library?
+installed=$installed
+
+# Should we warn about portability when linking against -modules?
+shouldnotlink=$module
+
+# Files to dlopen/dlpreopen
+dlopen='$dlfiles'
+dlpreopen='$dlprefiles'
+
+# Directory that this library needs to be installed in:
+libdir='$install_libdir'"
+	  if test "$installed" = no && test "$need_relink" = yes; then
+	    $ECHO >> $output "\
+relink_command=\"$relink_command\""
+	  fi
+	done
+      }
+
+      # Do a symbolic link so that the libtool archive can be found in
+      # LD_LIBRARY_PATH before the program is installed.
+      func_show_eval '( cd "$output_objdir" && $RM "$outputname" && $LN_S "../$outputname" "$outputname" )' 'exit $?'
+      ;;
+    esac
+    exit $EXIT_SUCCESS
+}
+
+{ test "$opt_mode" = link || test "$opt_mode" = relink; } &&
+    func_mode_link ${1+"$@"}
+
+
+# func_mode_uninstall arg...
+func_mode_uninstall ()
+{
+    $opt_debug
+    RM="$nonopt"
+    files=
+    rmforce=
+    exit_status=0
+
+    # This variable tells wrapper scripts just to set variables rather
+    # than running their programs.
+    libtool_install_magic="$magic"
+
+    for arg
+    do
+      case $arg in
+      -f) func_append RM " $arg"; rmforce=yes ;;
+      -*) func_append RM " $arg" ;;
+      *) func_append files " $arg" ;;
+      esac
+    done
+
+    test -z "$RM" && \
+      func_fatal_help "you must specify an RM program"
+
+    rmdirs=
+
+    for file in $files; do
+      func_dirname "$file" "" "."
+      dir="$func_dirname_result"
+      if test "X$dir" = X.; then
+	odir="$objdir"
+      else
+	odir="$dir/$objdir"
+      fi
+      func_basename "$file"
+      name="$func_basename_result"
+      test "$opt_mode" = uninstall && odir="$dir"
+
+      # Remember odir for removal later, being careful to avoid duplicates
+      if test "$opt_mode" = clean; then
+	case " $rmdirs " in
+	  *" $odir "*) ;;
+	  *) func_append rmdirs " $odir" ;;
+	esac
+      fi
+
+      # Don't error if the file doesn't exist and rm -f was used.
+      if { test -L "$file"; } >/dev/null 2>&1 ||
+	 { test -h "$file"; } >/dev/null 2>&1 ||
+	 test -f "$file"; then
+	:
+      elif test -d "$file"; then
+	exit_status=1
+	continue
+      elif test "$rmforce" = yes; then
+	continue
+      fi
+
+      rmfiles="$file"
+
+      case $name in
+      *.la)
+	# Possibly a libtool archive, so verify it.
+	if func_lalib_p "$file"; then
+	  func_source $dir/$name
+
+	  # Delete the libtool libraries and symlinks.
+	  for n in $library_names; do
+	    func_append rmfiles " $odir/$n"
+	  done
+	  test -n "$old_library" && func_append rmfiles " $odir/$old_library"
+
+	  case "$opt_mode" in
+	  clean)
+	    case " $library_names " in
+	    *" $dlname "*) ;;
+	    *) test -n "$dlname" && func_append rmfiles " $odir/$dlname" ;;
+	    esac
+	    test -n "$libdir" && func_append rmfiles " $odir/$name $odir/${name}i"
+	    ;;
+	  uninstall)
+	    if test -n "$library_names"; then
+	      # Do each command in the postuninstall commands.
+	      func_execute_cmds "$postuninstall_cmds" 'test "$rmforce" = yes || exit_status=1'
+	    fi
+
+	    if test -n "$old_library"; then
+	      # Do each command in the old_postuninstall commands.
+	      func_execute_cmds "$old_postuninstall_cmds" 'test "$rmforce" = yes || exit_status=1'
+	    fi
+	    # FIXME: should reinstall the best remaining shared library.
+	    ;;
+	  esac
+	fi
+	;;
+
+      *.lo)
+	# Possibly a libtool object, so verify it.
+	if func_lalib_p "$file"; then
+
+	  # Read the .lo file
+	  func_source $dir/$name
+
+	  # Add PIC object to the list of files to remove.
+	  if test -n "$pic_object" &&
+	     test "$pic_object" != none; then
+	    func_append rmfiles " $dir/$pic_object"
+	  fi
+
+	  # Add non-PIC object to the list of files to remove.
+	  if test -n "$non_pic_object" &&
+	     test "$non_pic_object" != none; then
+	    func_append rmfiles " $dir/$non_pic_object"
+	  fi
+	fi
+	;;
+
+      *)
+	if test "$opt_mode" = clean ; then
+	  noexename=$name
+	  case $file in
+	  *.exe)
+	    func_stripname '' '.exe' "$file"
+	    file=$func_stripname_result
+	    func_stripname '' '.exe' "$name"
+	    noexename=$func_stripname_result
+	    # $file with .exe has already been added to rmfiles,
+	    # add $file without .exe
+	    func_append rmfiles " $file"
+	    ;;
+	  esac
+	  # Do a test to see if this is a libtool program.
+	  if func_ltwrapper_p "$file"; then
+	    if func_ltwrapper_executable_p "$file"; then
+	      func_ltwrapper_scriptname "$file"
+	      relink_command=
+	      func_source $func_ltwrapper_scriptname_result
+	      func_append rmfiles " $func_ltwrapper_scriptname_result"
+	    else
+	      relink_command=
+	      func_source $dir/$noexename
+	    fi
+
+	    # note $name still contains .exe if it was in $file originally
+	    # as does the version of $file that was added into $rmfiles
+	    func_append rmfiles " $odir/$name $odir/${name}S.${objext}"
+	    if test "$fast_install" = yes && test -n "$relink_command"; then
+	      func_append rmfiles " $odir/lt-$name"
+	    fi
+	    if test "X$noexename" != "X$name" ; then
+	      func_append rmfiles " $odir/lt-${noexename}.c"
+	    fi
+	  fi
+	fi
+	;;
+      esac
+      func_show_eval "$RM $rmfiles" 'exit_status=1'
+    done
+
+    # Try to remove the ${objdir}s in the directories where we deleted files
+    for dir in $rmdirs; do
+      if test -d "$dir"; then
+	func_show_eval "rmdir $dir >/dev/null 2>&1"
+      fi
+    done
+
+    exit $exit_status
+}
+
+{ test "$opt_mode" = uninstall || test "$opt_mode" = clean; } &&
+    func_mode_uninstall ${1+"$@"}
+
+test -z "$opt_mode" && {
+  help="$generic_help"
+  func_fatal_help "you must specify a MODE"
+}
+
+test -z "$exec_cmd" && \
+  func_fatal_help "invalid operation mode \`$opt_mode'"
+
+if test -n "$exec_cmd"; then
+  eval exec "$exec_cmd"
+  exit $EXIT_FAILURE
+fi
+
+exit $exit_status
+
+
+# The TAGs below are defined such that we never get into a situation
+# in which we disable both kinds of libraries.  Given conflicting
+# choices, we go for a static library, that is the most portable,
+# since we can't tell whether shared libraries were disabled because
+# the user asked for that or because the platform doesn't support
+# them.  This is particularly important on AIX, because we don't
+# support having both static and shared libraries enabled at the same
+# time on that platform, so we default to a shared-only configuration.
+# If a disable-shared tag is given, we'll fallback to a static-only
+# configuration.  But we'll never go from static-only to shared-only.
+
+# ### BEGIN LIBTOOL TAG CONFIG: disable-shared
+build_libtool_libs=no
+build_old_libs=yes
+# ### END LIBTOOL TAG CONFIG: disable-shared
+
+# ### BEGIN LIBTOOL TAG CONFIG: disable-static
+build_old_libs=`case $build_libtool_libs in yes) echo no;; *) echo yes;; esac`
+# ### END LIBTOOL TAG CONFIG: disable-static
+
+# Local Variables:
+# mode:shell-script
+# sh-indentation:2
+# End:
+# vi:sw=2
+
diff --git a/build-aux/mdate-sh b/build-aux/mdate-sh
new file mode 100755
index 0000000..e631b22
--- /dev/null
+++ b/build-aux/mdate-sh
@@ -0,0 +1,205 @@
+#!/bin/sh
+# Get modification time of a file or directory and pretty-print it.
+
+scriptversion=2009-04-28.21; # UTC
+
+# Copyright (C) 1995, 1996, 1997, 2003, 2004, 2005, 2007, 2009 Free
+# Software Foundation, Inc.
+# written by Ulrich Drepper <drepper at gnu.ai.mit.edu>, June 1995
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2, or (at your option)
+# any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+# As a special exception to the GNU General Public License, if you
+# distribute this file as part of a program that contains a
+# configuration script generated by Autoconf, you may include it under
+# the same distribution terms that you use for the rest of that program.
+
+# This file is maintained in Automake, please report
+# bugs to <bug-automake at gnu.org> or send patches to
+# <automake-patches at gnu.org>.
+
+case $1 in
+  '')
+     echo "$0: No file.  Try \`$0 --help' for more information." 1>&2
+     exit 1;
+     ;;
+  -h | --h*)
+    cat <<\EOF
+Usage: mdate-sh [--help] [--version] FILE
+
+Pretty-print the modification time of FILE.
+
+Report bugs to <bug-automake at gnu.org>.
+EOF
+    exit $?
+    ;;
+  -v | --v*)
+    echo "mdate-sh $scriptversion"
+    exit $?
+    ;;
+esac
+
+# Prevent date giving response in another language.
+LANG=C
+export LANG
+LC_ALL=C
+export LC_ALL
+LC_TIME=C
+export LC_TIME
+
+# GNU ls changes its time format in response to the TIME_STYLE
+# variable.  Since we cannot assume `unset' works, revert this
+# variable to its documented default.
+if test "${TIME_STYLE+set}" = set; then
+  TIME_STYLE=posix-long-iso
+  export TIME_STYLE
+fi
+
+save_arg1=$1
+
+# Find out how to get the extended ls output of a file or directory.
+if ls -L /dev/null 1>/dev/null 2>&1; then
+  ls_command='ls -L -l -d'
+else
+  ls_command='ls -l -d'
+fi
+# Avoid user/group names that might have spaces, when possible.
+if ls -n /dev/null 1>/dev/null 2>&1; then
+  ls_command="$ls_command -n"
+fi
+
+# A `ls -l' line looks as follows on OS/2.
+#  drwxrwx---        0 Aug 11  2001 foo
+# This differs from Unix, which adds ownership information.
+#  drwxrwx---   2 root  root      4096 Aug 11  2001 foo
+#
+# To find the date, we split the line on spaces and iterate on words
+# until we find a month.  This cannot work with files whose owner is a
+# user named `Jan', or `Feb', etc.  However, it's unlikely that `/'
+# will be owned by a user whose name is a month.  So we first look at
+# the extended ls output of the root directory to decide how many
+# words should be skipped to get the date.
+
+# On HPUX /bin/sh, "set" interprets "-rw-r--r--" as options, so the "x" below.
+set x`$ls_command /`
+
+# Find which argument is the month.
+month=
+command=
+until test $month
+do
+  shift
+  # Add another shift to the command.
+  command="$command shift;"
+  case $1 in
+    Jan) month=January; nummonth=1;;
+    Feb) month=February; nummonth=2;;
+    Mar) month=March; nummonth=3;;
+    Apr) month=April; nummonth=4;;
+    May) month=May; nummonth=5;;
+    Jun) month=June; nummonth=6;;
+    Jul) month=July; nummonth=7;;
+    Aug) month=August; nummonth=8;;
+    Sep) month=September; nummonth=9;;
+    Oct) month=October; nummonth=10;;
+    Nov) month=November; nummonth=11;;
+    Dec) month=December; nummonth=12;;
+  esac
+done
+
+# Get the extended ls output of the file or directory.
+set dummy x`eval "$ls_command \"\$save_arg1\""`
+
+# Remove all preceding arguments
+eval $command
+
+# Because of the dummy argument above, month is in $2.
+#
+# On a POSIX system, we should have
+#
+# $# = 5
+# $1 = file size
+# $2 = month
+# $3 = day
+# $4 = year or time
+# $5 = filename
+#
+# On Darwin 7.7.0 and 7.6.0, we have
+#
+# $# = 4
+# $1 = day
+# $2 = month
+# $3 = year or time
+# $4 = filename
+
+# Get the month.
+case $2 in
+  Jan) month=January; nummonth=1;;
+  Feb) month=February; nummonth=2;;
+  Mar) month=March; nummonth=3;;
+  Apr) month=April; nummonth=4;;
+  May) month=May; nummonth=5;;
+  Jun) month=June; nummonth=6;;
+  Jul) month=July; nummonth=7;;
+  Aug) month=August; nummonth=8;;
+  Sep) month=September; nummonth=9;;
+  Oct) month=October; nummonth=10;;
+  Nov) month=November; nummonth=11;;
+  Dec) month=December; nummonth=12;;
+esac
+
+case $3 in
+  ???*) day=$1;;
+  *) day=$3; shift;;
+esac
+
+# Here we have to deal with the problem that the ls output gives either
+# the time of day or the year.
+case $3 in
+  *:*) set `date`; eval year=\$$#
+       case $2 in
+	 Jan) nummonthtod=1;;
+	 Feb) nummonthtod=2;;
+	 Mar) nummonthtod=3;;
+	 Apr) nummonthtod=4;;
+	 May) nummonthtod=5;;
+	 Jun) nummonthtod=6;;
+	 Jul) nummonthtod=7;;
+	 Aug) nummonthtod=8;;
+	 Sep) nummonthtod=9;;
+	 Oct) nummonthtod=10;;
+	 Nov) nummonthtod=11;;
+	 Dec) nummonthtod=12;;
+       esac
+       # For the first six month of the year the time notation can also
+       # be used for files modified in the last year.
+       if (expr $nummonth \> $nummonthtod) > /dev/null;
+       then
+	 year=`expr $year - 1`
+       fi;;
+  *) year=$3;;
+esac
+
+# The result.
+echo $day $month $year
+
+# Local Variables:
+# mode: shell-script
+# sh-indentation: 2
+# eval: (add-hook 'write-file-hooks 'time-stamp)
+# time-stamp-start: "scriptversion="
+# time-stamp-format: "%:y-%02m-%02d.%02H"
+# time-stamp-time-zone: "UTC"
+# time-stamp-end: "; # UTC"
+# End:
diff --git a/build-aux/missing b/build-aux/missing
new file mode 100755
index 0000000..28055d2
--- /dev/null
+++ b/build-aux/missing
@@ -0,0 +1,376 @@
+#! /bin/sh
+# Common stub for a few missing GNU programs while installing.
+
+scriptversion=2009-04-28.21; # UTC
+
+# Copyright (C) 1996, 1997, 1999, 2000, 2002, 2003, 2004, 2005, 2006,
+# 2008, 2009 Free Software Foundation, Inc.
+# Originally by Fran,cois Pinard <pinard at iro.umontreal.ca>, 1996.
+
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2, or (at your option)
+# any later version.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+# As a special exception to the GNU General Public License, if you
+# distribute this file as part of a program that contains a
+# configuration script generated by Autoconf, you may include it under
+# the same distribution terms that you use for the rest of that program.
+
+if test $# -eq 0; then
+  echo 1>&2 "Try \`$0 --help' for more information"
+  exit 1
+fi
+
+run=:
+sed_output='s/.* --output[ =]\([^ ]*\).*/\1/p'
+sed_minuso='s/.* -o \([^ ]*\).*/\1/p'
+
+# In the cases where this matters, `missing' is being run in the
+# srcdir already.
+if test -f configure.ac; then
+  configure_ac=configure.ac
+else
+  configure_ac=configure.in
+fi
+
+msg="missing on your system"
+
+case $1 in
+--run)
+  # Try to run requested program, and just exit if it succeeds.
+  run=
+  shift
+  "$@" && exit 0
+  # Exit code 63 means version mismatch.  This often happens
+  # when the user try to use an ancient version of a tool on
+  # a file that requires a minimum version.  In this case we
+  # we should proceed has if the program had been absent, or
+  # if --run hadn't been passed.
+  if test $? = 63; then
+    run=:
+    msg="probably too old"
+  fi
+  ;;
+
+  -h|--h|--he|--hel|--help)
+    echo "\
+$0 [OPTION]... PROGRAM [ARGUMENT]...
+
+Handle \`PROGRAM [ARGUMENT]...' for when PROGRAM is missing, or return an
+error status if there is no known handling for PROGRAM.
+
+Options:
+  -h, --help      display this help and exit
+  -v, --version   output version information and exit
+  --run           try to run the given command, and emulate it if it fails
+
+Supported PROGRAM values:
+  aclocal      touch file \`aclocal.m4'
+  autoconf     touch file \`configure'
+  autoheader   touch file \`config.h.in'
+  autom4te     touch the output file, or create a stub one
+  automake     touch all \`Makefile.in' files
+  bison        create \`y.tab.[ch]', if possible, from existing .[ch]
+  flex         create \`lex.yy.c', if possible, from existing .c
+  help2man     touch the output file
+  lex          create \`lex.yy.c', if possible, from existing .c
+  makeinfo     touch the output file
+  tar          try tar, gnutar, gtar, then tar without non-portable flags
+  yacc         create \`y.tab.[ch]', if possible, from existing .[ch]
+
+Version suffixes to PROGRAM as well as the prefixes \`gnu-', \`gnu', and
+\`g' are ignored when checking the name.
+
+Send bug reports to <bug-automake at gnu.org>."
+    exit $?
+    ;;
+
+  -v|--v|--ve|--ver|--vers|--versi|--versio|--version)
+    echo "missing $scriptversion (GNU Automake)"
+    exit $?
+    ;;
+
+  -*)
+    echo 1>&2 "$0: Unknown \`$1' option"
+    echo 1>&2 "Try \`$0 --help' for more information"
+    exit 1
+    ;;
+
+esac
+
+# normalize program name to check for.
+program=`echo "$1" | sed '
+  s/^gnu-//; t
+  s/^gnu//; t
+  s/^g//; t'`
+
+# Now exit if we have it, but it failed.  Also exit now if we
+# don't have it and --version was passed (most likely to detect
+# the program).  This is about non-GNU programs, so use $1 not
+# $program.
+case $1 in
+  lex*|yacc*)
+    # Not GNU programs, they don't have --version.
+    ;;
+
+  tar*)
+    if test -n "$run"; then
+       echo 1>&2 "ERROR: \`tar' requires --run"
+       exit 1
+    elif test "x$2" = "x--version" || test "x$2" = "x--help"; then
+       exit 1
+    fi
+    ;;
+
+  *)
+    if test -z "$run" && ($1 --version) > /dev/null 2>&1; then
+       # We have it, but it failed.
+       exit 1
+    elif test "x$2" = "x--version" || test "x$2" = "x--help"; then
+       # Could not run --version or --help.  This is probably someone
+       # running `$TOOL --version' or `$TOOL --help' to check whether
+       # $TOOL exists and not knowing $TOOL uses missing.
+       exit 1
+    fi
+    ;;
+esac
+
+# If it does not exist, or fails to run (possibly an outdated version),
+# try to emulate it.
+case $program in
+  aclocal*)
+    echo 1>&2 "\
+WARNING: \`$1' is $msg.  You should only need it if
+         you modified \`acinclude.m4' or \`${configure_ac}'.  You might want
+         to install the \`Automake' and \`Perl' packages.  Grab them from
+         any GNU archive site."
+    touch aclocal.m4
+    ;;
+
+  autoconf*)
+    echo 1>&2 "\
+WARNING: \`$1' is $msg.  You should only need it if
+         you modified \`${configure_ac}'.  You might want to install the
+         \`Autoconf' and \`GNU m4' packages.  Grab them from any GNU
+         archive site."
+    touch configure
+    ;;
+
+  autoheader*)
+    echo 1>&2 "\
+WARNING: \`$1' is $msg.  You should only need it if
+         you modified \`acconfig.h' or \`${configure_ac}'.  You might want
+         to install the \`Autoconf' and \`GNU m4' packages.  Grab them
+         from any GNU archive site."
+    files=`sed -n 's/^[ ]*A[CM]_CONFIG_HEADER(\([^)]*\)).*/\1/p' ${configure_ac}`
+    test -z "$files" && files="config.h"
+    touch_files=
+    for f in $files; do
+      case $f in
+      *:*) touch_files="$touch_files "`echo "$f" |
+				       sed -e 's/^[^:]*://' -e 's/:.*//'`;;
+      *) touch_files="$touch_files $f.in";;
+      esac
+    done
+    touch $touch_files
+    ;;
+
+  automake*)
+    echo 1>&2 "\
+WARNING: \`$1' is $msg.  You should only need it if
+         you modified \`Makefile.am', \`acinclude.m4' or \`${configure_ac}'.
+         You might want to install the \`Automake' and \`Perl' packages.
+         Grab them from any GNU archive site."
+    find . -type f -name Makefile.am -print |
+	   sed 's/\.am$/.in/' |
+	   while read f; do touch "$f"; done
+    ;;
+
+  autom4te*)
+    echo 1>&2 "\
+WARNING: \`$1' is needed, but is $msg.
+         You might have modified some files without having the
+         proper tools for further handling them.
+         You can get \`$1' as part of \`Autoconf' from any GNU
+         archive site."
+
+    file=`echo "$*" | sed -n "$sed_output"`
+    test -z "$file" && file=`echo "$*" | sed -n "$sed_minuso"`
+    if test -f "$file"; then
+	touch $file
+    else
+	test -z "$file" || exec >$file
+	echo "#! /bin/sh"
+	echo "# Created by GNU Automake missing as a replacement of"
+	echo "#  $ $@"
+	echo "exit 0"
+	chmod +x $file
+	exit 1
+    fi
+    ;;
+
+  bison*|yacc*)
+    echo 1>&2 "\
+WARNING: \`$1' $msg.  You should only need it if
+         you modified a \`.y' file.  You may need the \`Bison' package
+         in order for those modifications to take effect.  You can get
+         \`Bison' from any GNU archive site."
+    rm -f y.tab.c y.tab.h
+    if test $# -ne 1; then
+        eval LASTARG="\${$#}"
+	case $LASTARG in
+	*.y)
+	    SRCFILE=`echo "$LASTARG" | sed 's/y$/c/'`
+	    if test -f "$SRCFILE"; then
+	         cp "$SRCFILE" y.tab.c
+	    fi
+	    SRCFILE=`echo "$LASTARG" | sed 's/y$/h/'`
+	    if test -f "$SRCFILE"; then
+	         cp "$SRCFILE" y.tab.h
+	    fi
+	  ;;
+	esac
+    fi
+    if test ! -f y.tab.h; then
+	echo >y.tab.h
+    fi
+    if test ! -f y.tab.c; then
+	echo 'main() { return 0; }' >y.tab.c
+    fi
+    ;;
+
+  lex*|flex*)
+    echo 1>&2 "\
+WARNING: \`$1' is $msg.  You should only need it if
+         you modified a \`.l' file.  You may need the \`Flex' package
+         in order for those modifications to take effect.  You can get
+         \`Flex' from any GNU archive site."
+    rm -f lex.yy.c
+    if test $# -ne 1; then
+        eval LASTARG="\${$#}"
+	case $LASTARG in
+	*.l)
+	    SRCFILE=`echo "$LASTARG" | sed 's/l$/c/'`
+	    if test -f "$SRCFILE"; then
+	         cp "$SRCFILE" lex.yy.c
+	    fi
+	  ;;
+	esac
+    fi
+    if test ! -f lex.yy.c; then
+	echo 'main() { return 0; }' >lex.yy.c
+    fi
+    ;;
+
+  help2man*)
+    echo 1>&2 "\
+WARNING: \`$1' is $msg.  You should only need it if
+	 you modified a dependency of a manual page.  You may need the
+	 \`Help2man' package in order for those modifications to take
+	 effect.  You can get \`Help2man' from any GNU archive site."
+
+    file=`echo "$*" | sed -n "$sed_output"`
+    test -z "$file" && file=`echo "$*" | sed -n "$sed_minuso"`
+    if test -f "$file"; then
+	touch $file
+    else
+	test -z "$file" || exec >$file
+	echo ".ab help2man is required to generate this page"
+	exit $?
+    fi
+    ;;
+
+  makeinfo*)
+    echo 1>&2 "\
+WARNING: \`$1' is $msg.  You should only need it if
+         you modified a \`.texi' or \`.texinfo' file, or any other file
+         indirectly affecting the aspect of the manual.  The spurious
+         call might also be the consequence of using a buggy \`make' (AIX,
+         DU, IRIX).  You might want to install the \`Texinfo' package or
+         the \`GNU make' package.  Grab either from any GNU archive site."
+    # The file to touch is that specified with -o ...
+    file=`echo "$*" | sed -n "$sed_output"`
+    test -z "$file" && file=`echo "$*" | sed -n "$sed_minuso"`
+    if test -z "$file"; then
+      # ... or it is the one specified with @setfilename ...
+      infile=`echo "$*" | sed 's/.* \([^ ]*\) *$/\1/'`
+      file=`sed -n '
+	/^@setfilename/{
+	  s/.* \([^ ]*\) *$/\1/
+	  p
+	  q
+	}' $infile`
+      # ... or it is derived from the source name (dir/f.texi becomes f.info)
+      test -z "$file" && file=`echo "$infile" | sed 's,.*/,,;s,.[^.]*$,,'`.info
+    fi
+    # If the file does not exist, the user really needs makeinfo;
+    # let's fail without touching anything.
+    test -f $file || exit 1
+    touch $file
+    ;;
+
+  tar*)
+    shift
+
+    # We have already tried tar in the generic part.
+    # Look for gnutar/gtar before invocation to avoid ugly error
+    # messages.
+    if (gnutar --version > /dev/null 2>&1); then
+       gnutar "$@" && exit 0
+    fi
+    if (gtar --version > /dev/null 2>&1); then
+       gtar "$@" && exit 0
+    fi
+    firstarg="$1"
+    if shift; then
+	case $firstarg in
+	*o*)
+	    firstarg=`echo "$firstarg" | sed s/o//`
+	    tar "$firstarg" "$@" && exit 0
+	    ;;
+	esac
+	case $firstarg in
+	*h*)
+	    firstarg=`echo "$firstarg" | sed s/h//`
+	    tar "$firstarg" "$@" && exit 0
+	    ;;
+	esac
+    fi
+
+    echo 1>&2 "\
+WARNING: I can't seem to be able to run \`tar' with the given arguments.
+         You may want to install GNU tar or Free paxutils, or check the
+         command line arguments."
+    exit 1
+    ;;
+
+  *)
+    echo 1>&2 "\
+WARNING: \`$1' is needed, and is $msg.
+         You might have modified some files without having the
+         proper tools for further handling them.  Check the \`README' file,
+         it often tells you about the needed prerequisites for installing
+         this package.  You may also peek at any GNU archive site, in case
+         some other package would contain this missing \`$1' program."
+    exit 1
+    ;;
+esac
+
+exit 0
+
+# Local variables:
+# eval: (add-hook 'write-file-hooks 'time-stamp)
+# time-stamp-start: "scriptversion="
+# time-stamp-format: "%:y-%02m-%02d.%02H"
+# time-stamp-time-zone: "UTC"
+# time-stamp-end: "; # UTC"
+# End:
diff --git a/build-aux/texinfo.tex b/build-aux/texinfo.tex
new file mode 100644
index 0000000..9140826
--- /dev/null
+++ b/build-aux/texinfo.tex
@@ -0,0 +1,9291 @@
+% texinfo.tex -- TeX macros to handle Texinfo files.
+% 
+% Load plain if necessary, i.e., if running under initex.
+\expandafter\ifx\csname fmtname\endcsname\relax\input plain\fi
+%
+\def\texinfoversion{2009-08-14.15}
+%
+% Copyright 1985, 1986, 1988, 1990, 1991, 1992, 1993, 1994, 1995,
+% 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
+% 2007, 2008, 2009 Free Software Foundation, Inc.
+%
+% This texinfo.tex file is free software: you can redistribute it and/or
+% modify it under the terms of the GNU General Public License as
+% published by the Free Software Foundation, either version 3 of the
+% License, or (at your option) any later version.
+%
+% This texinfo.tex file is distributed in the hope that it will be
+% useful, but WITHOUT ANY WARRANTY; without even the implied warranty
+% of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+% General Public License for more details.
+%
+% You should have received a copy of the GNU General Public License
+% along with this program.  If not, see <http://www.gnu.org/licenses/>.
+%
+% As a special exception, when this file is read by TeX when processing
+% a Texinfo source document, you may use the result without
+% restriction.  (This has been our intent since Texinfo was invented.)
+%
+% Please try the latest version of texinfo.tex before submitting bug
+% reports; you can get the latest version from:
+%   http://www.gnu.org/software/texinfo/ (the Texinfo home page), or
+%   ftp://tug.org/tex/texinfo.tex
+%     (and all CTAN mirrors, see http://www.ctan.org).
+% The texinfo.tex in any given distribution could well be out
+% of date, so if that's what you're using, please check.
+%
+% Send bug reports to bug-texinfo at gnu.org.  Please include including a
+% complete document in each bug report with which we can reproduce the
+% problem.  Patches are, of course, greatly appreciated.
+%
+% To process a Texinfo manual with TeX, it's most reliable to use the
+% texi2dvi shell script that comes with the distribution.  For a simple
+% manual foo.texi, however, you can get away with this:
+%   tex foo.texi
+%   texindex foo.??
+%   tex foo.texi
+%   tex foo.texi
+%   dvips foo.dvi -o  # or whatever; this makes foo.ps.
+% The extra TeX runs get the cross-reference information correct.
+% Sometimes one run after texindex suffices, and sometimes you need more
+% than two; texi2dvi does it as many times as necessary.
+%
+% It is possible to adapt texinfo.tex for other languages, to some
+% extent.  You can get the existing language-specific files from the
+% full Texinfo distribution.
+%
+% The GNU Texinfo home page is http://www.gnu.org/software/texinfo.
+
+
+\message{Loading texinfo [version \texinfoversion]:}
+
+% If in a .fmt file, print the version number
+% and turn on active characters that we couldn't do earlier because
+% they might have appeared in the input file name.
+\everyjob{\message{[Texinfo version \texinfoversion]}%
+  \catcode`+=\active \catcode`\_=\active}
+
+
+\chardef\other=12
+
+% We never want plain's \outer definition of \+ in Texinfo.
+% For @tex, we can use \tabalign.
+\let\+ = \relax
+
+% Save some plain tex macros whose names we will redefine.
+\let\ptexb=\b
+\let\ptexbullet=\bullet
+\let\ptexc=\c
+\let\ptexcomma=\,
+\let\ptexdot=\.
+\let\ptexdots=\dots
+\let\ptexend=\end
+\let\ptexequiv=\equiv
+\let\ptexexclam=\!
+\let\ptexfootnote=\footnote
+\let\ptexgtr=>
+\let\ptexhat=^
+\let\ptexi=\i
+\let\ptexindent=\indent
+\let\ptexinsert=\insert
+\let\ptexlbrace=\{
+\let\ptexless=<
+\let\ptexnewwrite\newwrite
+\let\ptexnoindent=\noindent
+\let\ptexplus=+
+\let\ptexrbrace=\}
+\let\ptexslash=\/
+\let\ptexstar=\*
+\let\ptext=\t
+\let\ptextop=\top
+{\catcode`\'=\active
+\global\let\ptexquoteright'}% Math-mode def from plain.tex.
+\let\ptexraggedright=\raggedright
+
+% If this character appears in an error message or help string, it
+% starts a new line in the output.
+\newlinechar = `^^J
+
+% Use TeX 3.0's \inputlineno to get the line number, for better error
+% messages, but if we're using an old version of TeX, don't do anything.
+%
+\ifx\inputlineno\thisisundefined
+  \let\linenumber = \empty % Pre-3.0.
+\else
+  \def\linenumber{l.\the\inputlineno:\space}
+\fi
+
+% Set up fixed words for English if not already set.
+\ifx\putwordAppendix\undefined  \gdef\putwordAppendix{Appendix}\fi
+\ifx\putwordChapter\undefined   \gdef\putwordChapter{Chapter}\fi
+\ifx\putwordfile\undefined      \gdef\putwordfile{file}\fi
+\ifx\putwordin\undefined        \gdef\putwordin{in}\fi
+\ifx\putwordIndexIsEmpty\undefined     \gdef\putwordIndexIsEmpty{(Index is empty)}\fi
+\ifx\putwordIndexNonexistent\undefined \gdef\putwordIndexNonexistent{(Index is nonexistent)}\fi
+\ifx\putwordInfo\undefined      \gdef\putwordInfo{Info}\fi
+\ifx\putwordInstanceVariableof\undefined \gdef\putwordInstanceVariableof{Instance Variable of}\fi
+\ifx\putwordMethodon\undefined  \gdef\putwordMethodon{Method on}\fi
+\ifx\putwordNoTitle\undefined   \gdef\putwordNoTitle{No Title}\fi
+\ifx\putwordof\undefined        \gdef\putwordof{of}\fi
+\ifx\putwordon\undefined        \gdef\putwordon{on}\fi
+\ifx\putwordpage\undefined      \gdef\putwordpage{page}\fi
+\ifx\putwordsection\undefined   \gdef\putwordsection{section}\fi
+\ifx\putwordSection\undefined   \gdef\putwordSection{Section}\fi
+\ifx\putwordsee\undefined       \gdef\putwordsee{see}\fi
+\ifx\putwordSee\undefined       \gdef\putwordSee{See}\fi
+\ifx\putwordShortTOC\undefined  \gdef\putwordShortTOC{Short Contents}\fi
+\ifx\putwordTOC\undefined       \gdef\putwordTOC{Table of Contents}\fi
+%
+\ifx\putwordMJan\undefined \gdef\putwordMJan{January}\fi
+\ifx\putwordMFeb\undefined \gdef\putwordMFeb{February}\fi
+\ifx\putwordMMar\undefined \gdef\putwordMMar{March}\fi
+\ifx\putwordMApr\undefined \gdef\putwordMApr{April}\fi
+\ifx\putwordMMay\undefined \gdef\putwordMMay{May}\fi
+\ifx\putwordMJun\undefined \gdef\putwordMJun{June}\fi
+\ifx\putwordMJul\undefined \gdef\putwordMJul{July}\fi
+\ifx\putwordMAug\undefined \gdef\putwordMAug{August}\fi
+\ifx\putwordMSep\undefined \gdef\putwordMSep{September}\fi
+\ifx\putwordMOct\undefined \gdef\putwordMOct{October}\fi
+\ifx\putwordMNov\undefined \gdef\putwordMNov{November}\fi
+\ifx\putwordMDec\undefined \gdef\putwordMDec{December}\fi
+%
+\ifx\putwordDefmac\undefined    \gdef\putwordDefmac{Macro}\fi
+\ifx\putwordDefspec\undefined   \gdef\putwordDefspec{Special Form}\fi
+\ifx\putwordDefvar\undefined    \gdef\putwordDefvar{Variable}\fi
+\ifx\putwordDefopt\undefined    \gdef\putwordDefopt{User Option}\fi
+\ifx\putwordDeffunc\undefined   \gdef\putwordDeffunc{Function}\fi
+
+% Since the category of space is not known, we have to be careful.
+\chardef\spacecat = 10
+\def\spaceisspace{\catcode`\ =\spacecat}
+
+% sometimes characters are active, so we need control sequences.
+\chardef\colonChar = `\:
+\chardef\commaChar = `\,
+\chardef\dashChar  = `\-
+\chardef\dotChar   = `\.
+\chardef\exclamChar= `\!
+\chardef\lquoteChar= `\`
+\chardef\questChar = `\?
+\chardef\rquoteChar= `\'
+\chardef\semiChar  = `\;
+\chardef\underChar = `\_
+
+% Ignore a token.
+%
+\def\gobble#1{}
+
+% The following is used inside several \edef's.
+\def\makecsname#1{\expandafter\noexpand\csname#1\endcsname}
+
+% Hyphenation fixes.
+\hyphenation{
+  Flor-i-da Ghost-script Ghost-view Mac-OS Post-Script
+  ap-pen-dix bit-map bit-maps
+  data-base data-bases eshell fall-ing half-way long-est man-u-script
+  man-u-scripts mini-buf-fer mini-buf-fers over-view par-a-digm
+  par-a-digms rath-er rec-tan-gu-lar ro-bot-ics se-vere-ly set-up spa-ces
+  spell-ing spell-ings
+  stand-alone strong-est time-stamp time-stamps which-ever white-space
+  wide-spread wrap-around
+}
+
+% Margin to add to right of even pages, to left of odd pages.
+\newdimen\bindingoffset
+\newdimen\normaloffset
+\newdimen\pagewidth \newdimen\pageheight
+
+% For a final copy, take out the rectangles
+% that mark overfull boxes (in case you have decided
+% that the text looks ok even though it passes the margin).
+%
+\def\finalout{\overfullrule=0pt}
+
+% @| inserts a changebar to the left of the current line.  It should
+% surround any changed text.  This approach does *not* work if the
+% change spans more than two lines of output.  To handle that, we would
+% have adopt a much more difficult approach (putting marks into the main
+% vertical list for the beginning and end of each change).
+%
+\def\|{%
+  % \vadjust can only be used in horizontal mode.
+  \leavevmode
+  %
+  % Append this vertical mode material after the current line in the output.
+  \vadjust{%
+    % We want to insert a rule with the height and depth of the current
+    % leading; that is exactly what \strutbox is supposed to record.
+    \vskip-\baselineskip
+    %
+    % \vadjust-items are inserted at the left edge of the type.  So
+    % the \llap here moves out into the left-hand margin.
+    \llap{%
+      %
+      % For a thicker or thinner bar, change the `1pt'.
+      \vrule height\baselineskip width1pt
+      %
+      % This is the space between the bar and the text.
+      \hskip 12pt
+    }%
+  }%
+}
+
+% Sometimes it is convenient to have everything in the transcript file
+% and nothing on the terminal.  We don't just call \tracingall here,
+% since that produces some useless output on the terminal.  We also make
+% some effort to order the tracing commands to reduce output in the log
+% file; cf. trace.sty in LaTeX.
+%
+\def\gloggingall{\begingroup \globaldefs = 1 \loggingall \endgroup}%
+\def\loggingall{%
+  \tracingstats2
+  \tracingpages1
+  \tracinglostchars2  % 2 gives us more in etex
+  \tracingparagraphs1
+  \tracingoutput1
+  \tracingmacros2
+  \tracingrestores1
+  \showboxbreadth\maxdimen \showboxdepth\maxdimen
+  \ifx\eTeXversion\undefined\else % etex gives us more logging
+    \tracingscantokens1
+    \tracingifs1
+    \tracinggroups1
+    \tracingnesting2
+    \tracingassigns1
+  \fi
+  \tracingcommands3  % 3 gives us more in etex
+  \errorcontextlines16
+}%
+
+% add check for \lastpenalty to plain's definitions.  If the last thing
+% we did was a \nobreak, we don't want to insert more space.
+%
+\def\smallbreak{\ifnum\lastpenalty<10000\par\ifdim\lastskip<\smallskipamount
+  \removelastskip\penalty-50\smallskip\fi\fi}
+\def\medbreak{\ifnum\lastpenalty<10000\par\ifdim\lastskip<\medskipamount
+  \removelastskip\penalty-100\medskip\fi\fi}
+\def\bigbreak{\ifnum\lastpenalty<10000\par\ifdim\lastskip<\bigskipamount
+  \removelastskip\penalty-200\bigskip\fi\fi}
+
+% For @cropmarks command.
+% Do @cropmarks to get crop marks.
+%
+\newif\ifcropmarks
+\let\cropmarks = \cropmarkstrue
+%
+% Dimensions to add cropmarks at corners.
+% Added by P. A. MacKay, 12 Nov. 1986
+%
+\newdimen\outerhsize \newdimen\outervsize % set by the paper size routines
+\newdimen\cornerlong  \cornerlong=1pc
+\newdimen\cornerthick \cornerthick=.3pt
+\newdimen\topandbottommargin \topandbottommargin=.75in
+
+% Output a mark which sets \thischapter, \thissection and \thiscolor.
+% We dump everything together because we only have one kind of mark.
+% This works because we only use \botmark / \topmark, not \firstmark.
+%
+% A mark contains a subexpression of the \ifcase ... \fi construct.
+% \get*marks macros below extract the needed part using \ifcase.
+%
+% Another complication is to let the user choose whether \thischapter
+% (\thissection) refers to the chapter (section) in effect at the top
+% of a page, or that at the bottom of a page.  The solution is
+% described on page 260 of The TeXbook.  It involves outputting two
+% marks for the sectioning macros, one before the section break, and
+% one after.  I won't pretend I can describe this better than DEK...
+\def\domark{%
+  \toks0=\expandafter{\lastchapterdefs}%
+  \toks2=\expandafter{\lastsectiondefs}%
+  \toks4=\expandafter{\prevchapterdefs}%
+  \toks6=\expandafter{\prevsectiondefs}%
+  \toks8=\expandafter{\lastcolordefs}%
+  \mark{%
+                   \the\toks0 \the\toks2
+      \noexpand\or \the\toks4 \the\toks6
+    \noexpand\else \the\toks8
+  }%
+}
+% \topmark doesn't work for the very first chapter (after the title
+% page or the contents), so we use \firstmark there -- this gets us
+% the mark with the chapter defs, unless the user sneaks in, e.g.,
+% @setcolor (or @url, or @link, etc.) between @contents and the very
+% first @chapter.
+\def\gettopheadingmarks{%
+  \ifcase0\topmark\fi
+  \ifx\thischapter\empty \ifcase0\firstmark\fi \fi
+}
+\def\getbottomheadingmarks{\ifcase1\botmark\fi}
+\def\getcolormarks{\ifcase2\topmark\fi}
+
+% Avoid "undefined control sequence" errors.
+\def\lastchapterdefs{}
+\def\lastsectiondefs{}
+\def\prevchapterdefs{}
+\def\prevsectiondefs{}
+\def\lastcolordefs{}
+
+% Main output routine.
+\chardef\PAGE = 255
+\output = {\onepageout{\pagecontents\PAGE}}
+
+\newbox\headlinebox
+\newbox\footlinebox
+
+% \onepageout takes a vbox as an argument.  Note that \pagecontents
+% does insertions, but you have to call it yourself.
+\def\onepageout#1{%
+  \ifcropmarks \hoffset=0pt \else \hoffset=\normaloffset \fi
+  %
+  \ifodd\pageno  \advance\hoffset by \bindingoffset
+  \else \advance\hoffset by -\bindingoffset\fi
+  %
+  % Do this outside of the \shipout so @code etc. will be expanded in
+  % the headline as they should be, not taken literally (outputting ''code).
+  \ifodd\pageno \getoddheadingmarks \else \getevenheadingmarks \fi
+  \setbox\headlinebox = \vbox{\let\hsize=\pagewidth \makeheadline}%
+  \ifodd\pageno \getoddfootingmarks \else \getevenfootingmarks \fi
+  \setbox\footlinebox = \vbox{\let\hsize=\pagewidth \makefootline}%
+  %
+  {%
+    % Have to do this stuff outside the \shipout because we want it to
+    % take effect in \write's, yet the group defined by the \vbox ends
+    % before the \shipout runs.
+    %
+    \indexdummies         % don't expand commands in the output.
+    \normalturnoffactive  % \ in index entries must not stay \, e.g., if
+               % the page break happens to be in the middle of an example.
+               % We don't want .vr (or whatever) entries like this:
+               % \entry{{\tt \indexbackslash }acronym}{32}{\code {\acronym}}
+               % "\acronym" won't work when it's read back in;
+               % it needs to be
+               % {\code {{\tt \backslashcurfont }acronym}
+    \shipout\vbox{%
+      % Do this early so pdf references go to the beginning of the page.
+      \ifpdfmakepagedest \pdfdest name{\the\pageno} xyz\fi
+      %
+      \ifcropmarks \vbox to \outervsize\bgroup
+        \hsize = \outerhsize
+        \vskip-\topandbottommargin
+        \vtop to0pt{%
+          \line{\ewtop\hfil\ewtop}%
+          \nointerlineskip
+          \line{%
+            \vbox{\moveleft\cornerthick\nstop}%
+            \hfill
+            \vbox{\moveright\cornerthick\nstop}%
+          }%
+          \vss}%
+        \vskip\topandbottommargin
+        \line\bgroup
+          \hfil % center the page within the outer (page) hsize.
+          \ifodd\pageno\hskip\bindingoffset\fi
+          \vbox\bgroup
+      \fi
+      %
+      \unvbox\headlinebox
+      \pagebody{#1}%
+      \ifdim\ht\footlinebox > 0pt
+        % Only leave this space if the footline is nonempty.
+        % (We lessened \vsize for it in \oddfootingyyy.)
+        % The \baselineskip=24pt in plain's \makefootline has no effect.
+        \vskip 24pt
+        \unvbox\footlinebox
+      \fi
+      %
+      \ifcropmarks
+          \egroup % end of \vbox\bgroup
+        \hfil\egroup % end of (centering) \line\bgroup
+        \vskip\topandbottommargin plus1fill minus1fill
+        \boxmaxdepth = \cornerthick
+        \vbox to0pt{\vss
+          \line{%
+            \vbox{\moveleft\cornerthick\nsbot}%
+            \hfill
+            \vbox{\moveright\cornerthick\nsbot}%
+          }%
+          \nointerlineskip
+          \line{\ewbot\hfil\ewbot}%
+        }%
+      \egroup % \vbox from first cropmarks clause
+      \fi
+    }% end of \shipout\vbox
+  }% end of group with \indexdummies
+  \advancepageno
+  \ifnum\outputpenalty>-20000 \else\dosupereject\fi
+}
+
+\newinsert\margin \dimen\margin=\maxdimen
+
+\def\pagebody#1{\vbox to\pageheight{\boxmaxdepth=\maxdepth #1}}
+{\catcode`\@ =11
+\gdef\pagecontents#1{\ifvoid\topins\else\unvbox\topins\fi
+% marginal hacks, juha at viisa.uucp (Juha Takala)
+\ifvoid\margin\else % marginal info is present
+  \rlap{\kern\hsize\vbox to\z@{\kern1pt\box\margin \vss}}\fi
+\dimen@=\dp#1\relax \unvbox#1\relax
+\ifvoid\footins\else\vskip\skip\footins\footnoterule \unvbox\footins\fi
+\ifr at ggedbottom \kern-\dimen@ \vfil \fi}
+}
+
+% Here are the rules for the cropmarks.  Note that they are
+% offset so that the space between them is truly \outerhsize or \outervsize
+% (P. A. MacKay, 12 November, 1986)
+%
+\def\ewtop{\vrule height\cornerthick depth0pt width\cornerlong}
+\def\nstop{\vbox
+  {\hrule height\cornerthick depth\cornerlong width\cornerthick}}
+\def\ewbot{\vrule height0pt depth\cornerthick width\cornerlong}
+\def\nsbot{\vbox
+  {\hrule height\cornerlong depth\cornerthick width\cornerthick}}
+
+% Parse an argument, then pass it to #1.  The argument is the rest of
+% the input line (except we remove a trailing comment).  #1 should be a
+% macro which expects an ordinary undelimited TeX argument.
+%
+\def\parsearg{\parseargusing{}}
+\def\parseargusing#1#2{%
+  \def\argtorun{#2}%
+  \begingroup
+    \obeylines
+    \spaceisspace
+    #1%
+    \parseargline\empty% Insert the \empty token, see \finishparsearg below.
+}
+
+{\obeylines %
+  \gdef\parseargline#1^^M{%
+    \endgroup % End of the group started in \parsearg.
+    \argremovecomment #1\comment\ArgTerm%
+  }%
+}
+
+% First remove any @comment, then any @c comment.
+\def\argremovecomment#1\comment#2\ArgTerm{\argremovec #1\c\ArgTerm}
+\def\argremovec#1\c#2\ArgTerm{\argcheckspaces#1\^^M\ArgTerm}
+
+% Each occurrence of `\^^M' or `<space>\^^M' is replaced by a single space.
+%
+% \argremovec might leave us with trailing space, e.g.,
+%    @end itemize  @c foo
+% This space token undergoes the same procedure and is eventually removed
+% by \finishparsearg.
+%
+\def\argcheckspaces#1\^^M{\argcheckspacesX#1\^^M \^^M}
+\def\argcheckspacesX#1 \^^M{\argcheckspacesY#1\^^M}
+\def\argcheckspacesY#1\^^M#2\^^M#3\ArgTerm{%
+  \def\temp{#3}%
+  \ifx\temp\empty
+    % Do not use \next, perhaps the caller of \parsearg uses it; reuse \temp:
+    \let\temp\finishparsearg
+  \else
+    \let\temp\argcheckspaces
+  \fi
+  % Put the space token in:
+  \temp#1 #3\ArgTerm
+}
+
+% If a _delimited_ argument is enclosed in braces, they get stripped; so
+% to get _exactly_ the rest of the line, we had to prevent such situation.
+% We prepended an \empty token at the very beginning and we expand it now,
+% just before passing the control to \argtorun.
+% (Similarly, we have to think about #3 of \argcheckspacesY above: it is
+% either the null string, or it ends with \^^M---thus there is no danger
+% that a pair of braces would be stripped.
+%
+% But first, we have to remove the trailing space token.
+%
+\def\finishparsearg#1 \ArgTerm{\expandafter\argtorun\expandafter{#1}}
+
+% \parseargdef\foo{...}
+%	is roughly equivalent to
+% \def\foo{\parsearg\Xfoo}
+% \def\Xfoo#1{...}
+%
+% Actually, I use \csname\string\foo\endcsname, ie. \\foo, as it is my
+% favourite TeX trick.  --kasal, 16nov03
+
+\def\parseargdef#1{%
+  \expandafter \doparseargdef \csname\string#1\endcsname #1%
+}
+\def\doparseargdef#1#2{%
+  \def#2{\parsearg#1}%
+  \def#1##1%
+}
+
+% Several utility definitions with active space:
+{
+  \obeyspaces
+  \gdef\obeyedspace{ }
+
+  % Make each space character in the input produce a normal interword
+  % space in the output.  Don't allow a line break at this space, as this
+  % is used only in environments like @example, where each line of input
+  % should produce a line of output anyway.
+  %
+  \gdef\sepspaces{\obeyspaces\let =\tie}
+
+  % If an index command is used in an @example environment, any spaces
+  % therein should become regular spaces in the raw index file, not the
+  % expansion of \tie (\leavevmode \penalty \@M \ ).
+  \gdef\unsepspaces{\let =\space}
+}
+
+
+\def\flushcr{\ifx\par\lisppar \def\next##1{}\else \let\next=\relax \fi \next}
+
+% Define the framework for environments in texinfo.tex.  It's used like this:
+%
+%   \envdef\foo{...}
+%   \def\Efoo{...}
+%
+% It's the responsibility of \envdef to insert \begingroup before the
+% actual body; @end closes the group after calling \Efoo.  \envdef also
+% defines \thisenv, so the current environment is known; @end checks
+% whether the environment name matches.  The \checkenv macro can also be
+% used to check whether the current environment is the one expected.
+%
+% Non-false conditionals (@iftex, @ifset) don't fit into this, so they
+% are not treated as environments; they don't open a group.  (The
+% implementation of @end takes care not to call \endgroup in this
+% special case.)
+
+
+% At run-time, environments start with this:
+\def\startenvironment#1{\begingroup\def\thisenv{#1}}
+% initialize
+\let\thisenv\empty
+
+% ... but they get defined via ``\envdef\foo{...}'':
+\long\def\envdef#1#2{\def#1{\startenvironment#1#2}}
+\def\envparseargdef#1#2{\parseargdef#1{\startenvironment#1#2}}
+
+% Check whether we're in the right environment:
+\def\checkenv#1{%
+  \def\temp{#1}%
+  \ifx\thisenv\temp
+  \else
+    \badenverr
+  \fi
+}
+
+% Environment mismatch, #1 expected:
+\def\badenverr{%
+  \errhelp = \EMsimple
+  \errmessage{This command can appear only \inenvironment\temp,
+    not \inenvironment\thisenv}%
+}
+\def\inenvironment#1{%
+  \ifx#1\empty
+    out of any environment%
+  \else
+    in environment \expandafter\string#1%
+  \fi
+}
+
+% @end foo executes the definition of \Efoo.
+% But first, it executes a specialized version of \checkenv
+%
+\parseargdef\end{%
+  \if 1\csname iscond.#1\endcsname
+  \else
+    % The general wording of \badenverr may not be ideal, but... --kasal, 06nov03
+    \expandafter\checkenv\csname#1\endcsname
+    \csname E#1\endcsname
+    \endgroup
+  \fi
+}
+
+\newhelp\EMsimple{Press RETURN to continue.}
+
+
+%% Simple single-character @ commands
+
+% @@ prints an @
+% Kludge this until the fonts are right (grr).
+\def\@{{\tt\char64}}
+
+% This is turned off because it was never documented
+% and you can use @w{...} around a quote to suppress ligatures.
+%% Define @` and @' to be the same as ` and '
+%% but suppressing ligatures.
+%\def\`{{`}}
+%\def\'{{'}}
+
+% Used to generate quoted braces.
+\def\mylbrace {{\tt\char123}}
+\def\myrbrace {{\tt\char125}}
+\let\{=\mylbrace
+\let\}=\myrbrace
+\begingroup
+  % Definitions to produce \{ and \} commands for indices,
+  % and @{ and @} for the aux/toc files.
+  \catcode`\{ = \other \catcode`\} = \other
+  \catcode`\[ = 1 \catcode`\] = 2
+  \catcode`\! = 0 \catcode`\\ = \other
+  !gdef!lbracecmd[\{]%
+  !gdef!rbracecmd[\}]%
+  !gdef!lbraceatcmd[@{]%
+  !gdef!rbraceatcmd[@}]%
+!endgroup
+
+% @comma{} to avoid , parsing problems.
+\let\comma = ,
+
+% Accents: @, @dotaccent @ringaccent @ubaraccent @udotaccent
+% Others are defined by plain TeX: @` @' @" @^ @~ @= @u @v @H.
+\let\, = \c
+\let\dotaccent = \.
+\def\ringaccent#1{{\accent23 #1}}
+\let\tieaccent = \t
+\let\ubaraccent = \b
+\let\udotaccent = \d
+
+% Other special characters: @questiondown @exclamdown @ordf @ordm
+% Plain TeX defines: @AA @AE @O @OE @L (plus lowercase versions) @ss.
+\def\questiondown{?`}
+\def\exclamdown{!`}
+\def\ordf{\leavevmode\raise1ex\hbox{\selectfonts\lllsize \underbar{a}}}
+\def\ordm{\leavevmode\raise1ex\hbox{\selectfonts\lllsize \underbar{o}}}
+
+% Dotless i and dotless j, used for accents.
+\def\imacro{i}
+\def\jmacro{j}
+\def\dotless#1{%
+  \def\temp{#1}%
+  \ifx\temp\imacro \ifmmode\imath \else\ptexi \fi
+  \else\ifx\temp\jmacro \ifmmode\jmath \else\j \fi
+  \else \errmessage{@dotless can be used only with i or j}%
+  \fi\fi
+}
+
+% The \TeX{} logo, as in plain, but resetting the spacing so that a
+% period following counts as ending a sentence.  (Idea found in latex.)
+%
+\edef\TeX{\TeX \spacefactor=1000 }
+
+% @LaTeX{} logo.  Not quite the same results as the definition in
+% latex.ltx, since we use a different font for the raised A; it's most
+% convenient for us to use an explicitly smaller font, rather than using
+% the \scriptstyle font (since we don't reset \scriptstyle and
+% \scriptscriptstyle).
+%
+\def\LaTeX{%
+  L\kern-.36em
+  {\setbox0=\hbox{T}%
+   \vbox to \ht0{\hbox{\selectfonts\lllsize A}\vss}}%
+  \kern-.15em
+  \TeX
+}
+
+% Be sure we're in horizontal mode when doing a tie, since we make space
+% equivalent to this in @example-like environments. Otherwise, a space
+% at the beginning of a line will start with \penalty -- and
+% since \penalty is valid in vertical mode, we'd end up putting the
+% penalty on the vertical list instead of in the new paragraph.
+{\catcode`@ = 11
+ % Avoid using \@M directly, because that causes trouble
+ % if the definition is written into an index file.
+ \global\let\tiepenalty = \@M
+ \gdef\tie{\leavevmode\penalty\tiepenalty\ }
+}
+
+% @: forces normal size whitespace following.
+\def\:{\spacefactor=1000 }
+
+% @* forces a line break.
+\def\*{\hfil\break\hbox{}\ignorespaces}
+
+% @/ allows a line break.
+\let\/=\allowbreak
+
+% @. is an end-of-sentence period.
+\def\.{.\spacefactor=\endofsentencespacefactor\space}
+
+% @! is an end-of-sentence bang.
+\def\!{!\spacefactor=\endofsentencespacefactor\space}
+
+% @? is an end-of-sentence query.
+\def\?{?\spacefactor=\endofsentencespacefactor\space}
+
+% @frenchspacing on|off  says whether to put extra space after punctuation.
+%
+\def\onword{on}
+\def\offword{off}
+%
+\parseargdef\frenchspacing{%
+  \def\temp{#1}%
+  \ifx\temp\onword \plainfrenchspacing
+  \else\ifx\temp\offword \plainnonfrenchspacing
+  \else
+    \errhelp = \EMsimple
+    \errmessage{Unknown @frenchspacing option `\temp', must be on/off}%
+  \fi\fi
+}
+
+% @w prevents a word break.  Without the \leavevmode, @w at the
+% beginning of a paragraph, when TeX is still in vertical mode, would
+% produce a whole line of output instead of starting the paragraph.
+\def\w#1{\leavevmode\hbox{#1}}
+
+% @group ... @end group forces ... to be all on one page, by enclosing
+% it in a TeX vbox.  We use \vtop instead of \vbox to construct the box
+% to keep its height that of a normal line.  According to the rules for
+% \topskip (p.114 of the TeXbook), the glue inserted is
+% max (\topskip - \ht (first item), 0).  If that height is large,
+% therefore, no glue is inserted, and the space between the headline and
+% the text is small, which looks bad.
+%
+% Another complication is that the group might be very large.  This can
+% cause the glue on the previous page to be unduly stretched, because it
+% does not have much material.  In this case, it's better to add an
+% explicit \vfill so that the extra space is at the bottom.  The
+% threshold for doing this is if the group is more than \vfilllimit
+% percent of a page (\vfilllimit can be changed inside of @tex).
+%
+\newbox\groupbox
+\def\vfilllimit{0.7}
+%
+\envdef\group{%
+  \ifnum\catcode`\^^M=\active \else
+    \errhelp = \groupinvalidhelp
+    \errmessage{@group invalid in context where filling is enabled}%
+  \fi
+  \startsavinginserts
+  %
+  \setbox\groupbox = \vtop\bgroup
+    % Do @comment since we are called inside an environment such as
+    % @example, where each end-of-line in the input causes an
+    % end-of-line in the output.  We don't want the end-of-line after
+    % the `@group' to put extra space in the output.  Since @group
+    % should appear on a line by itself (according to the Texinfo
+    % manual), we don't worry about eating any user text.
+    \comment
+}
+%
+% The \vtop produces a box with normal height and large depth; thus, TeX puts
+% \baselineskip glue before it, and (when the next line of text is done)
+% \lineskip glue after it.  Thus, space below is not quite equal to space
+% above.  But it's pretty close.
+\def\Egroup{%
+    % To get correct interline space between the last line of the group
+    % and the first line afterwards, we have to propagate \prevdepth.
+    \endgraf % Not \par, as it may have been set to \lisppar.
+    \global\dimen1 = \prevdepth
+  \egroup           % End the \vtop.
+  % \dimen0 is the vertical size of the group's box.
+  \dimen0 = \ht\groupbox  \advance\dimen0 by \dp\groupbox
+  % \dimen2 is how much space is left on the page (more or less).
+  \dimen2 = \pageheight   \advance\dimen2 by -\pagetotal
+  % if the group doesn't fit on the current page, and it's a big big
+  % group, force a page break.
+  \ifdim \dimen0 > \dimen2
+    \ifdim \pagetotal < \vfilllimit\pageheight
+      \page
+    \fi
+  \fi
+  \box\groupbox
+  \prevdepth = \dimen1
+  \checkinserts
+}
+%
+% TeX puts in an \escapechar (i.e., `@') at the beginning of the help
+% message, so this ends up printing `@group can only ...'.
+%
+\newhelp\groupinvalidhelp{%
+group can only be used in environments such as @example,^^J%
+where each line of input produces a line of output.}
+
+% @need space-in-mils
+% forces a page break if there is not space-in-mils remaining.
+
+\newdimen\mil  \mil=0.001in
+
+% Old definition--didn't work.
+%\parseargdef\need{\par %
+%% This method tries to make TeX break the page naturally
+%% if the depth of the box does not fit.
+%{\baselineskip=0pt%
+%\vtop to #1\mil{\vfil}\kern -#1\mil\nobreak
+%\prevdepth=-1000pt
+%}}
+
+\parseargdef\need{%
+  % Ensure vertical mode, so we don't make a big box in the middle of a
+  % paragraph.
+  \par
+  %
+  % If the @need value is less than one line space, it's useless.
+  \dimen0 = #1\mil
+  \dimen2 = \ht\strutbox
+  \advance\dimen2 by \dp\strutbox
+  \ifdim\dimen0 > \dimen2
+    %
+    % Do a \strut just to make the height of this box be normal, so the
+    % normal leading is inserted relative to the preceding line.
+    % And a page break here is fine.
+    \vtop to #1\mil{\strut\vfil}%
+    %
+    % TeX does not even consider page breaks if a penalty added to the
+    % main vertical list is 10000 or more.  But in order to see if the
+    % empty box we just added fits on the page, we must make it consider
+    % page breaks.  On the other hand, we don't want to actually break the
+    % page after the empty box.  So we use a penalty of 9999.
+    %
+    % There is an extremely small chance that TeX will actually break the
+    % page at this \penalty, if there are no other feasible breakpoints in
+    % sight.  (If the user is using lots of big @group commands, which
+    % almost-but-not-quite fill up a page, TeX will have a hard time doing
+    % good page breaking, for example.)  However, I could not construct an
+    % example where a page broke at this \penalty; if it happens in a real
+    % document, then we can reconsider our strategy.
+    \penalty9999
+    %
+    % Back up by the size of the box, whether we did a page break or not.
+    \kern -#1\mil
+    %
+    % Do not allow a page break right after this kern.
+    \nobreak
+  \fi
+}
+
+% @br   forces paragraph break (and is undocumented).
+
+\let\br = \par
+
+% @page forces the start of a new page.
+%
+\def\page{\par\vfill\supereject}
+
+% @exdent text....
+% outputs text on separate line in roman font, starting at standard page margin
+
+% This records the amount of indent in the innermost environment.
+% That's how much \exdent should take out.
+\newskip\exdentamount
+
+% This defn is used inside fill environments such as @defun.
+\parseargdef\exdent{\hfil\break\hbox{\kern -\exdentamount{\rm#1}}\hfil\break}
+
+% This defn is used inside nofill environments such as @example.
+\parseargdef\nofillexdent{{\advance \leftskip by -\exdentamount
+  \leftline{\hskip\leftskip{\rm#1}}}}
+
+% @inmargin{WHICH}{TEXT} puts TEXT in the WHICH margin next to the current
+% paragraph.  For more general purposes, use the \margin insertion
+% class.  WHICH is `l' or `r'.
+%
+\newskip\inmarginspacing \inmarginspacing=1cm
+\def\strutdepth{\dp\strutbox}
+%
+\def\doinmargin#1#2{\strut\vadjust{%
+  \nobreak
+  \kern-\strutdepth
+  \vtop to \strutdepth{%
+    \baselineskip=\strutdepth
+    \vss
+    % if you have multiple lines of stuff to put here, you'll need to
+    % make the vbox yourself of the appropriate size.
+    \ifx#1l%
+      \llap{\ignorespaces #2\hskip\inmarginspacing}%
+    \else
+      \rlap{\hskip\hsize \hskip\inmarginspacing \ignorespaces #2}%
+    \fi
+    \null
+  }%
+}}
+\def\inleftmargin{\doinmargin l}
+\def\inrightmargin{\doinmargin r}
+%
+% @inmargin{TEXT [, RIGHT-TEXT]}
+% (if RIGHT-TEXT is given, use TEXT for left page, RIGHT-TEXT for right;
+% else use TEXT for both).
+%
+\def\inmargin#1{\parseinmargin #1,,\finish}
+\def\parseinmargin#1,#2,#3\finish{% not perfect, but better than nothing.
+  \setbox0 = \hbox{\ignorespaces #2}%
+  \ifdim\wd0 > 0pt
+    \def\lefttext{#1}%  have both texts
+    \def\righttext{#2}%
+  \else
+    \def\lefttext{#1}%  have only one text
+    \def\righttext{#1}%
+  \fi
+  %
+  \ifodd\pageno
+    \def\temp{\inrightmargin\righttext}% odd page -> outside is right margin
+  \else
+    \def\temp{\inleftmargin\lefttext}%
+  \fi
+  \temp
+}
+
+% @include FILE -- \input text of FILE.
+%
+\def\include{\parseargusing\filenamecatcodes\includezzz}
+\def\includezzz#1{%
+  \pushthisfilestack
+  \def\thisfile{#1}%
+  {%
+    \makevalueexpandable  % we want to expand any @value in FILE.
+    \turnoffactive        % and allow special characters in the expansion
+    \indexnofonts         % Allow `@@' and other weird things in file names.
+    \edef\temp{\noexpand\input #1 }%
+    %
+    % This trickery is to read FILE outside of a group, in case it makes
+    % definitions, etc.
+    \expandafter
+  }\temp
+  \popthisfilestack
+}
+\def\filenamecatcodes{%
+  \catcode`\\=\other
+  \catcode`~=\other
+  \catcode`^=\other
+  \catcode`_=\other
+  \catcode`|=\other
+  \catcode`<=\other
+  \catcode`>=\other
+  \catcode`+=\other
+  \catcode`-=\other
+  \catcode`\`=\other
+  \catcode`\'=\other
+}
+
+\def\pushthisfilestack{%
+  \expandafter\pushthisfilestackX\popthisfilestack\StackTerm
+}
+\def\pushthisfilestackX{%
+  \expandafter\pushthisfilestackY\thisfile\StackTerm
+}
+\def\pushthisfilestackY #1\StackTerm #2\StackTerm {%
+  \gdef\popthisfilestack{\gdef\thisfile{#1}\gdef\popthisfilestack{#2}}%
+}
+
+\def\popthisfilestack{\errthisfilestackempty}
+\def\errthisfilestackempty{\errmessage{Internal error:
+  the stack of filenames is empty.}}
+
+\def\thisfile{}
+
+% @center line
+% outputs that line, centered.
+%
+\parseargdef\center{%
+  \ifhmode
+    \let\next\centerH
+  \else
+    \let\next\centerV
+  \fi
+  \next{\hfil \ignorespaces#1\unskip \hfil}%
+}
+\def\centerH#1{%
+  {%
+    \hfil\break
+    \advance\hsize by -\leftskip
+    \advance\hsize by -\rightskip
+    \line{#1}%
+    \break
+  }%
+}
+\def\centerV#1{\line{\kern\leftskip #1\kern\rightskip}}
+
+% @sp n   outputs n lines of vertical space
+
+\parseargdef\sp{\vskip #1\baselineskip}
+
+% @comment ...line which is ignored...
+% @c is the same as @comment
+% @ignore ... @end ignore  is another way to write a comment
+
+\def\comment{\begingroup \catcode`\^^M=\other%
+\catcode`\@=\other \catcode`\{=\other \catcode`\}=\other%
+\commentxxx}
+{\catcode`\^^M=\other \gdef\commentxxx#1^^M{\endgroup}}
+
+\let\c=\comment
+
+% @paragraphindent NCHARS
+% We'll use ems for NCHARS, close enough.
+% NCHARS can also be the word `asis' or `none'.
+% We cannot feasibly implement @paragraphindent asis, though.
+%
+\def\asisword{asis} % no translation, these are keywords
+\def\noneword{none}
+%
+\parseargdef\paragraphindent{%
+  \def\temp{#1}%
+  \ifx\temp\asisword
+  \else
+    \ifx\temp\noneword
+      \defaultparindent = 0pt
+    \else
+      \defaultparindent = #1em
+    \fi
+  \fi
+  \parindent = \defaultparindent
+}
+
+% @exampleindent NCHARS
+% We'll use ems for NCHARS like @paragraphindent.
+% It seems @exampleindent asis isn't necessary, but
+% I preserve it to make it similar to @paragraphindent.
+\parseargdef\exampleindent{%
+  \def\temp{#1}%
+  \ifx\temp\asisword
+  \else
+    \ifx\temp\noneword
+      \lispnarrowing = 0pt
+    \else
+      \lispnarrowing = #1em
+    \fi
+  \fi
+}
+
+% @firstparagraphindent WORD
+% If WORD is `none', then suppress indentation of the first paragraph
+% after a section heading.  If WORD is `insert', then do indent at such
+% paragraphs.
+%
+% The paragraph indentation is suppressed or not by calling
+% \suppressfirstparagraphindent, which the sectioning commands do.
+% We switch the definition of this back and forth according to WORD.
+% By default, we suppress indentation.
+%
+\def\suppressfirstparagraphindent{\dosuppressfirstparagraphindent}
+\def\insertword{insert}
+%
+\parseargdef\firstparagraphindent{%
+  \def\temp{#1}%
+  \ifx\temp\noneword
+    \let\suppressfirstparagraphindent = \dosuppressfirstparagraphindent
+  \else\ifx\temp\insertword
+    \let\suppressfirstparagraphindent = \relax
+  \else
+    \errhelp = \EMsimple
+    \errmessage{Unknown @firstparagraphindent option `\temp'}%
+  \fi\fi
+}
+
+% Here is how we actually suppress indentation.  Redefine \everypar to
+% \kern backwards by \parindent, and then reset itself to empty.
+%
+% We also make \indent itself not actually do anything until the next
+% paragraph.
+%
+\gdef\dosuppressfirstparagraphindent{%
+  \gdef\indent{%
+    \restorefirstparagraphindent
+    \indent
+  }%
+  \gdef\noindent{%
+    \restorefirstparagraphindent
+    \noindent
+  }%
+  \global\everypar = {%
+    \kern -\parindent
+    \restorefirstparagraphindent
+  }%
+}
+
+\gdef\restorefirstparagraphindent{%
+  \global \let \indent = \ptexindent
+  \global \let \noindent = \ptexnoindent
+  \global \everypar = {}%
+}
+
+
+% @asis just yields its argument.  Used with @table, for example.
+%
+\def\asis#1{#1}
+
+% @math outputs its argument in math mode.
+%
+% One complication: _ usually means subscripts, but it could also mean
+% an actual _ character, as in @math{@var{some_variable} + 1}.  So make
+% _ active, and distinguish by seeing if the current family is \slfam,
+% which is what @var uses.
+{
+  \catcode`\_ = \active
+  \gdef\mathunderscore{%
+    \catcode`\_=\active
+    \def_{\ifnum\fam=\slfam \_\else\sb\fi}%
+  }
+}
+% Another complication: we want \\ (and @\) to output a \ character.
+% FYI, plain.tex uses \\ as a temporary control sequence (why?), but
+% this is not advertised and we don't care.  Texinfo does not
+% otherwise define @\.
+%
+% The \mathchar is class=0=ordinary, family=7=ttfam, position=5C=\.
+\def\mathbackslash{\ifnum\fam=\ttfam \mathchar"075C \else\backslash \fi}
+%
+\def\math{%
+  \tex
+  \mathunderscore
+  \let\\ = \mathbackslash
+  \mathactive
+  % make the texinfo accent commands work in math mode
+  \let\"=\ddot
+  \let\'=\acute
+  \let\==\bar
+  \let\^=\hat
+  \let\`=\grave
+  \let\u=\breve
+  \let\v=\check
+  \let\~=\tilde
+  \let\dotaccent=\dot
+  $\finishmath
+}
+\def\finishmath#1{#1$\endgroup}  % Close the group opened by \tex.
+
+% Some active characters (such as <) are spaced differently in math.
+% We have to reset their definitions in case the @math was an argument
+% to a command which sets the catcodes (such as @item or @section).
+%
+{
+  \catcode`^ = \active
+  \catcode`< = \active
+  \catcode`> = \active
+  \catcode`+ = \active
+  \catcode`' = \active
+  \gdef\mathactive{%
+    \let^ = \ptexhat
+    \let< = \ptexless
+    \let> = \ptexgtr
+    \let+ = \ptexplus
+    \let' = \ptexquoteright
+  }
+}
+
+% Some math mode symbols.
+\def\bullet{$\ptexbullet$}
+\def\geq{\ifmmode \ge\else $\ge$\fi}
+\def\leq{\ifmmode \le\else $\le$\fi}
+\def\minus{\ifmmode -\else $-$\fi}
+
+% @dots{} outputs an ellipsis using the current font.
+% We do .5em per period so that it has the same spacing in the cm
+% typewriter fonts as three actual period characters; on the other hand,
+% in other typewriter fonts three periods are wider than 1.5em.  So do
+% whichever is larger.
+%
+\def\dots{%
+  \leavevmode
+  \setbox0=\hbox{...}% get width of three periods
+  \ifdim\wd0 > 1.5em
+    \dimen0 = \wd0
+  \else
+    \dimen0 = 1.5em
+  \fi
+  \hbox to \dimen0{%
+    \hskip 0pt plus.25fil
+    .\hskip 0pt plus1fil
+    .\hskip 0pt plus1fil
+    .\hskip 0pt plus.5fil
+  }%
+}
+
+% @enddots{} is an end-of-sentence ellipsis.
+%
+\def\enddots{%
+  \dots
+  \spacefactor=\endofsentencespacefactor
+}
+
+% @comma{} is so commas can be inserted into text without messing up
+% Texinfo's parsing.
+%
+\let\comma = ,
+
+% @refill is a no-op.
+\let\refill=\relax
+
+% If working on a large document in chapters, it is convenient to
+% be able to disable indexing, cross-referencing, and contents, for test runs.
+% This is done with @novalidate (before @setfilename).
+%
+\newif\iflinks \linkstrue % by default we want the aux files.
+\let\novalidate = \linksfalse
+
+% @setfilename is done at the beginning of every texinfo file.
+% So open here the files we need to have open while reading the input.
+% This makes it possible to make a .fmt file for texinfo.
+\def\setfilename{%
+   \fixbackslash  % Turn off hack to swallow `\input texinfo'.
+   \iflinks
+     \tryauxfile
+     % Open the new aux file.  TeX will close it automatically at exit.
+     \immediate\openout\auxfile=\jobname.aux
+   \fi % \openindices needs to do some work in any case.
+   \openindices
+   \let\setfilename=\comment % Ignore extra @setfilename cmds.
+   %
+   % If texinfo.cnf is present on the system, read it.
+   % Useful for site-wide @afourpaper, etc.
+   \openin 1 texinfo.cnf
+   \ifeof 1 \else \input texinfo.cnf \fi
+   \closein 1
+   %
+   \comment % Ignore the actual filename.
+}
+
+% Called from \setfilename.
+%
+\def\openindices{%
+  \newindex{cp}%
+  \newcodeindex{fn}%
+  \newcodeindex{vr}%
+  \newcodeindex{tp}%
+  \newcodeindex{ky}%
+  \newcodeindex{pg}%
+}
+
+% @bye.
+\outer\def\bye{\pagealignmacro\tracingstats=1\ptexend}
+
+
+\message{pdf,}
+% adobe `portable' document format
+\newcount\tempnum
+\newcount\lnkcount
+\newtoks\filename
+\newcount\filenamelength
+\newcount\pgn
+\newtoks\toksA
+\newtoks\toksB
+\newtoks\toksC
+\newtoks\toksD
+\newbox\boxA
+\newcount\countA
+\newif\ifpdf
+\newif\ifpdfmakepagedest
+
+% when pdftex is run in dvi mode, \pdfoutput is defined (so \pdfoutput=1
+% can be set).  So we test for \relax and 0 as well as \undefined,
+% borrowed from ifpdf.sty.
+\ifx\pdfoutput\undefined
+\else
+  \ifx\pdfoutput\relax
+  \else
+    \ifcase\pdfoutput
+    \else
+      \pdftrue
+    \fi
+  \fi
+\fi
+
+% PDF uses PostScript string constants for the names of xref targets,
+% for display in the outlines, and in other places.  Thus, we have to
+% double any backslashes.  Otherwise, a name like "\node" will be
+% interpreted as a newline (\n), followed by o, d, e.  Not good.
+% http://www.ntg.nl/pipermail/ntg-pdftex/2004-July/000654.html
+% (and related messages, the final outcome is that it is up to the TeX
+% user to double the backslashes and otherwise make the string valid, so
+% that's what we do).
+
+% double active backslashes.
+%
+{\catcode`\@=0 \catcode`\\=\active
+ @gdef at activebackslashdouble{%
+   @catcode`@\=@active
+   @let\=@doublebackslash}
+}
+
+% To handle parens, we must adopt a different approach, since parens are
+% not active characters.  hyperref.dtx (which has the same problem as
+% us) handles it with this amazing macro to replace tokens, with minor
+% changes for Texinfo.  It is included here under the GPL by permission
+% from the author, Heiko Oberdiek.
+%
+% #1 is the tokens to replace.
+% #2 is the replacement.
+% #3 is the control sequence with the string.
+%
+\def\HyPsdSubst#1#2#3{%
+  \def\HyPsdReplace##1#1##2\END{%
+    ##1%
+    \ifx\\##2\\%
+    \else
+      #2%
+      \HyReturnAfterFi{%
+        \HyPsdReplace##2\END
+      }%
+    \fi
+  }%
+  \xdef#3{\expandafter\HyPsdReplace#3#1\END}%
+}
+\long\def\HyReturnAfterFi#1\fi{\fi#1}
+
+% #1 is a control sequence in which to do the replacements.
+\def\backslashparens#1{%
+  \xdef#1{#1}% redefine it as its expansion; the definition is simply
+             % \lastnode when called from \setref -> \pdfmkdest.
+  \HyPsdSubst{(}{\realbackslash(}{#1}%
+  \HyPsdSubst{)}{\realbackslash)}{#1}%
+}
+
+\newhelp\nopdfimagehelp{Texinfo supports .png, .jpg, .jpeg, and .pdf images
+with PDF output, and none of those formats could be found.  (.eps cannot
+be supported due to the design of the PDF format; use regular TeX (DVI
+output) for that.)}
+
+\ifpdf
+  %
+  % Color manipulation macros based on pdfcolor.tex,
+  % except using rgb instead of cmyk; the latter is said to render as a
+  % very dark gray on-screen and a very dark halftone in print, instead
+  % of actual black.
+  \def\rgbDarkRed{0.50 0.09 0.12}
+  \def\rgbBlack{0 0 0}
+  %
+  % k sets the color for filling (usual text, etc.);
+  % K sets the color for stroking (thin rules, e.g., normal _'s).
+  \def\pdfsetcolor#1{\pdfliteral{#1 rg  #1 RG}}
+  %
+  % Set color, and create a mark which defines \thiscolor accordingly,
+  % so that \makeheadline knows which color to restore.
+  \def\setcolor#1{%
+    \xdef\lastcolordefs{\gdef\noexpand\thiscolor{#1}}%
+    \domark
+    \pdfsetcolor{#1}%
+  }
+  %
+  \def\maincolor{\rgbBlack}
+  \pdfsetcolor{\maincolor}
+  \edef\thiscolor{\maincolor}
+  \def\lastcolordefs{}
+  %
+  \def\makefootline{%
+    \baselineskip24pt
+    \line{\pdfsetcolor{\maincolor}\the\footline}%
+  }
+  %
+  \def\makeheadline{%
+    \vbox to 0pt{%
+      \vskip-22.5pt
+      \line{%
+        \vbox to8.5pt{}%
+        % Extract \thiscolor definition from the marks.
+        \getcolormarks
+        % Typeset the headline with \maincolor, then restore the color.
+        \pdfsetcolor{\maincolor}\the\headline\pdfsetcolor{\thiscolor}%
+      }%
+      \vss
+    }%
+    \nointerlineskip
+  }
+  %
+  %
+  \pdfcatalog{/PageMode /UseOutlines}
+  %
+  % #1 is image name, #2 width (might be empty/whitespace), #3 height (ditto).
+  \def\dopdfimage#1#2#3{%
+    \def\imagewidth{#2}\setbox0 = \hbox{\ignorespaces #2}%
+    \def\imageheight{#3}\setbox2 = \hbox{\ignorespaces #3}%
+    %
+    % pdftex (and the PDF format) support .png, .jpg, .pdf (among
+    % others).  Let's try in that order.
+    \let\pdfimgext=\empty
+    \begingroup
+      \openin 1 #1.png \ifeof 1
+        \openin 1 #1.jpg \ifeof 1
+          \openin 1 #1.jpeg \ifeof 1
+            \openin 1 #1.JPG \ifeof 1
+              \openin 1 #1.pdf \ifeof 1
+                \openin 1 #1.PDF \ifeof 1
+                  \errhelp = \nopdfimagehelp
+                  \errmessage{Could not find image file #1 for pdf}%
+                \else \gdef\pdfimgext{PDF}%
+                \fi
+              \else \gdef\pdfimgext{pdf}%
+              \fi
+            \else \gdef\pdfimgext{JPG}%
+            \fi
+          \else \gdef\pdfimgext{jpeg}%
+          \fi
+        \else \gdef\pdfimgext{jpg}%
+        \fi
+      \else \gdef\pdfimgext{png}%
+      \fi
+      \closein 1
+    \endgroup
+    %
+    % without \immediate, ancient pdftex seg faults when the same image is
+    % included twice.  (Version 3.14159-pre-1.0-unofficial-20010704.)
+    \ifnum\pdftexversion < 14
+      \immediate\pdfimage
+    \else
+      \immediate\pdfximage
+    \fi
+      \ifdim \wd0 >0pt width \imagewidth \fi
+      \ifdim \wd2 >0pt height \imageheight \fi
+      \ifnum\pdftexversion<13
+         #1.\pdfimgext
+       \else
+         {#1.\pdfimgext}%
+       \fi
+    \ifnum\pdftexversion < 14 \else
+      \pdfrefximage \pdflastximage
+    \fi}
+  %
+  \def\pdfmkdest#1{{%
+    % We have to set dummies so commands such as @code, and characters
+    % such as \, aren't expanded when present in a section title.
+    \indexnofonts
+    \turnoffactive
+    \activebackslashdouble
+    \makevalueexpandable
+    \def\pdfdestname{#1}%
+    \backslashparens\pdfdestname
+    \safewhatsit{\pdfdest name{\pdfdestname} xyz}%
+  }}
+  %
+  % used to mark target names; must be expandable.
+  \def\pdfmkpgn#1{#1}
+  %
+  % by default, use a color that is dark enough to print on paper as
+  % nearly black, but still distinguishable for online viewing.
+  \def\urlcolor{\rgbDarkRed}
+  \def\linkcolor{\rgbDarkRed}
+  \def\endlink{\setcolor{\maincolor}\pdfendlink}
+  %
+  % Adding outlines to PDF; macros for calculating structure of outlines
+  % come from Petr Olsak
+  \def\expnumber#1{\expandafter\ifx\csname#1\endcsname\relax 0%
+    \else \csname#1\endcsname \fi}
+  \def\advancenumber#1{\tempnum=\expnumber{#1}\relax
+    \advance\tempnum by 1
+    \expandafter\xdef\csname#1\endcsname{\the\tempnum}}
+  %
+  % #1 is the section text, which is what will be displayed in the
+  % outline by the pdf viewer.  #2 is the pdf expression for the number
+  % of subentries (or empty, for subsubsections).  #3 is the node text,
+  % which might be empty if this toc entry had no corresponding node.
+  % #4 is the page number
+  %
+  \def\dopdfoutline#1#2#3#4{%
+    % Generate a link to the node text if that exists; else, use the
+    % page number.  We could generate a destination for the section
+    % text in the case where a section has no node, but it doesn't
+    % seem worth the trouble, since most documents are normally structured.
+    \def\pdfoutlinedest{#3}%
+    \ifx\pdfoutlinedest\empty
+      \def\pdfoutlinedest{#4}%
+    \else
+      % Doubled backslashes in the name.
+      {\activebackslashdouble \xdef\pdfoutlinedest{#3}%
+       \backslashparens\pdfoutlinedest}%
+    \fi
+    %
+    % Also double the backslashes in the display string.
+    {\activebackslashdouble \xdef\pdfoutlinetext{#1}%
+     \backslashparens\pdfoutlinetext}%
+    %
+    \pdfoutline goto name{\pdfmkpgn{\pdfoutlinedest}}#2{\pdfoutlinetext}%
+  }
+  %
+  \def\pdfmakeoutlines{%
+    \begingroup
+      % Thanh's hack / proper braces in bookmarks
+      \edef\mylbrace{\iftrue \string{\else}\fi}\let\{=\mylbrace
+      \edef\myrbrace{\iffalse{\else\string}\fi}\let\}=\myrbrace
+      %
+      % Read toc silently, to get counts of subentries for \pdfoutline.
+      \def\numchapentry##1##2##3##4{%
+	\def\thischapnum{##2}%
+	\def\thissecnum{0}%
+	\def\thissubsecnum{0}%
+      }%
+      \def\numsecentry##1##2##3##4{%
+	\advancenumber{chap\thischapnum}%
+	\def\thissecnum{##2}%
+	\def\thissubsecnum{0}%
+      }%
+      \def\numsubsecentry##1##2##3##4{%
+	\advancenumber{sec\thissecnum}%
+	\def\thissubsecnum{##2}%
+      }%
+      \def\numsubsubsecentry##1##2##3##4{%
+	\advancenumber{subsec\thissubsecnum}%
+      }%
+      \def\thischapnum{0}%
+      \def\thissecnum{0}%
+      \def\thissubsecnum{0}%
+      %
+      % use \def rather than \let here because we redefine \chapentry et
+      % al. a second time, below.
+      \def\appentry{\numchapentry}%
+      \def\appsecentry{\numsecentry}%
+      \def\appsubsecentry{\numsubsecentry}%
+      \def\appsubsubsecentry{\numsubsubsecentry}%
+      \def\unnchapentry{\numchapentry}%
+      \def\unnsecentry{\numsecentry}%
+      \def\unnsubsecentry{\numsubsecentry}%
+      \def\unnsubsubsecentry{\numsubsubsecentry}%
+      \readdatafile{toc}%
+      %
+      % Read toc second time, this time actually producing the outlines.
+      % The `-' means take the \expnumber as the absolute number of
+      % subentries, which we calculated on our first read of the .toc above.
+      %
+      % We use the node names as the destinations.
+      \def\numchapentry##1##2##3##4{%
+        \dopdfoutline{##1}{count-\expnumber{chap##2}}{##3}{##4}}%
+      \def\numsecentry##1##2##3##4{%
+        \dopdfoutline{##1}{count-\expnumber{sec##2}}{##3}{##4}}%
+      \def\numsubsecentry##1##2##3##4{%
+        \dopdfoutline{##1}{count-\expnumber{subsec##2}}{##3}{##4}}%
+      \def\numsubsubsecentry##1##2##3##4{% count is always zero
+        \dopdfoutline{##1}{}{##3}{##4}}%
+      %
+      % PDF outlines are displayed using system fonts, instead of
+      % document fonts.  Therefore we cannot use special characters,
+      % since the encoding is unknown.  For example, the eogonek from
+      % Latin 2 (0xea) gets translated to a | character.  Info from
+      % Staszek Wawrykiewicz, 19 Jan 2004 04:09:24 +0100.
+      %
+      % xx to do this right, we have to translate 8-bit characters to
+      % their "best" equivalent, based on the @documentencoding.  Right
+      % now, I guess we'll just let the pdf reader have its way.
+      \indexnofonts
+      \setupdatafile
+      \catcode`\\=\active \otherbackslash
+      \input \tocreadfilename
+    \endgroup
+  }
+  %
+  \def\skipspaces#1{\def\PP{#1}\def\D{|}%
+    \ifx\PP\D\let\nextsp\relax
+    \else\let\nextsp\skipspaces
+      \ifx\p\space\else\addtokens{\filename}{\PP}%
+        \advance\filenamelength by 1
+      \fi
+    \fi
+    \nextsp}
+  \def\getfilename#1{\filenamelength=0\expandafter\skipspaces#1|\relax}
+  \ifnum\pdftexversion < 14
+    \let \startlink \pdfannotlink
+  \else
+    \let \startlink \pdfstartlink
+  \fi
+  % make a live url in pdf output.
+  \def\pdfurl#1{%
+    \begingroup
+      % it seems we really need yet another set of dummies; have not
+      % tried to figure out what each command should do in the context
+      % of @url.  for now, just make @/ a no-op, that's the only one
+      % people have actually reported a problem with.
+      %
+      \normalturnoffactive
+      \def\@{@}%
+      \let\/=\empty
+      \makevalueexpandable
+      % do we want to go so far as to use \indexnofonts instead of just
+      % special-casing \var here?
+      \def\var##1{##1}%
+      %
+      \leavevmode\setcolor{\urlcolor}%
+      \startlink attr{/Border [0 0 0]}%
+        user{/Subtype /Link /A << /S /URI /URI (#1) >>}%
+    \endgroup}
+  \def\pdfgettoks#1.{\setbox\boxA=\hbox{\toksA={#1.}\toksB={}\maketoks}}
+  \def\addtokens#1#2{\edef\addtoks{\noexpand#1={\the#1#2}}\addtoks}
+  \def\adn#1{\addtokens{\toksC}{#1}\global\countA=1\let\next=\maketoks}
+  \def\poptoks#1#2|ENDTOKS|{\let\first=#1\toksD={#1}\toksA={#2}}
+  \def\maketoks{%
+    \expandafter\poptoks\the\toksA|ENDTOKS|\relax
+    \ifx\first0\adn0
+    \else\ifx\first1\adn1 \else\ifx\first2\adn2 \else\ifx\first3\adn3
+    \else\ifx\first4\adn4 \else\ifx\first5\adn5 \else\ifx\first6\adn6
+    \else\ifx\first7\adn7 \else\ifx\first8\adn8 \else\ifx\first9\adn9
+    \else
+      \ifnum0=\countA\else\makelink\fi
+      \ifx\first.\let\next=\done\else
+        \let\next=\maketoks
+        \addtokens{\toksB}{\the\toksD}
+        \ifx\first,\addtokens{\toksB}{\space}\fi
+      \fi
+    \fi\fi\fi\fi\fi\fi\fi\fi\fi\fi
+    \next}
+  \def\makelink{\addtokens{\toksB}%
+    {\noexpand\pdflink{\the\toksC}}\toksC={}\global\countA=0}
+  \def\pdflink#1{%
+    \startlink attr{/Border [0 0 0]} goto name{\pdfmkpgn{#1}}
+    \setcolor{\linkcolor}#1\endlink}
+  \def\done{\edef\st{\global\noexpand\toksA={\the\toksB}}\st}
+\else
+  % non-pdf mode
+  \let\pdfmkdest = \gobble
+  \let\pdfurl = \gobble
+  \let\endlink = \relax
+  \let\setcolor = \gobble
+  \let\pdfsetcolor = \gobble
+  \let\pdfmakeoutlines = \relax
+\fi  % \ifx\pdfoutput
+
+
+\message{fonts,}
+
+% Change the current font style to #1, remembering it in \curfontstyle.
+% For now, we do not accumulate font styles: @b{@i{foo}} prints foo in
+% italics, not bold italics.
+%
+\def\setfontstyle#1{%
+  \def\curfontstyle{#1}% not as a control sequence, because we are \edef'd.
+  \csname ten#1\endcsname  % change the current font
+}
+
+% Select #1 fonts with the current style.
+%
+\def\selectfonts#1{\csname #1fonts\endcsname \csname\curfontstyle\endcsname}
+
+\def\rm{\fam=0 \setfontstyle{rm}}
+\def\it{\fam=\itfam \setfontstyle{it}}
+\def\sl{\fam=\slfam \setfontstyle{sl}}
+\def\bf{\fam=\bffam \setfontstyle{bf}}\def\bfstylename{bf}
+\def\tt{\fam=\ttfam \setfontstyle{tt}}
+
+% Unfortunately, we have to override this for titles and the like, since
+% in those cases "rm" is bold.  Sigh.
+\def\rmisbold{\rm\def\curfontstyle{bf}}
+
+% Texinfo sort of supports the sans serif font style, which plain TeX does not.
+% So we set up a \sf.
+\newfam\sffam
+\def\sf{\fam=\sffam \setfontstyle{sf}}
+\let\li = \sf % Sometimes we call it \li, not \sf.
+
+% We don't need math for this font style.
+\def\ttsl{\setfontstyle{ttsl}}
+
+
+% Default leading.
+\newdimen\textleading  \textleading = 13.2pt
+
+% Set the baselineskip to #1, and the lineskip and strut size
+% correspondingly.  There is no deep meaning behind these magic numbers
+% used as factors; they just match (closely enough) what Knuth defined.
+%
+\def\lineskipfactor{.08333}
+\def\strutheightpercent{.70833}
+\def\strutdepthpercent {.29167}
+%
+% can get a sort of poor man's double spacing by redefining this.
+\def\baselinefactor{1}
+%
+\def\setleading#1{%
+  \dimen0 = #1\relax
+  \normalbaselineskip = \baselinefactor\dimen0
+  \normallineskip = \lineskipfactor\normalbaselineskip
+  \normalbaselines
+  \setbox\strutbox =\hbox{%
+    \vrule width0pt height\strutheightpercent\baselineskip
+                    depth \strutdepthpercent \baselineskip
+  }%
+}
+
+% PDF CMaps.  See also LaTeX's t1.cmap.
+%
+% do nothing with this by default.
+\expandafter\let\csname cmapOT1\endcsname\gobble
+\expandafter\let\csname cmapOT1IT\endcsname\gobble
+\expandafter\let\csname cmapOT1TT\endcsname\gobble
+
+% if we are producing pdf, and we have \pdffontattr, then define cmaps.
+% (\pdffontattr was introduced many years ago, but people still run
+% older pdftex's; it's easy to conditionalize, so we do.)
+\ifpdf \ifx\pdffontattr\undefined \else
+  \begingroup
+    \catcode`\^^M=\active \def^^M{^^J}% Output line endings as the ^^J char.
+    \catcode`\%=12 \immediate\pdfobj stream {%!PS-Adobe-3.0 Resource-CMap
+%%DocumentNeededResources: ProcSet (CIDInit)
+%%IncludeResource: ProcSet (CIDInit)
+%%BeginResource: CMap (TeX-OT1-0)
+%%Title: (TeX-OT1-0 TeX OT1 0)
+%%Version: 1.000
+%%EndComments
+/CIDInit /ProcSet findresource begin
+12 dict begin
+begincmap
+/CIDSystemInfo
+<< /Registry (TeX)
+/Ordering (OT1)
+/Supplement 0
+>> def
+/CMapName /TeX-OT1-0 def
+/CMapType 2 def
+1 begincodespacerange
+<00> <7F>
+endcodespacerange
+8 beginbfrange
+<00> <01> <0393>
+<09> <0A> <03A8>
+<23> <26> <0023>
+<28> <3B> <0028>
+<3F> <5B> <003F>
+<5D> <5E> <005D>
+<61> <7A> <0061>
+<7B> <7C> <2013>
+endbfrange
+40 beginbfchar
+<02> <0398>
+<03> <039B>
+<04> <039E>
+<05> <03A0>
+<06> <03A3>
+<07> <03D2>
+<08> <03A6>
+<0B> <00660066>
+<0C> <00660069>
+<0D> <0066006C>
+<0E> <006600660069>
+<0F> <00660066006C>
+<10> <0131>
+<11> <0237>
+<12> <0060>
+<13> <00B4>
+<14> <02C7>
+<15> <02D8>
+<16> <00AF>
+<17> <02DA>
+<18> <00B8>
+<19> <00DF>
+<1A> <00E6>
+<1B> <0153>
+<1C> <00F8>
+<1D> <00C6>
+<1E> <0152>
+<1F> <00D8>
+<21> <0021>
+<22> <201D>
+<27> <2019>
+<3C> <00A1>
+<3D> <003D>
+<3E> <00BF>
+<5C> <201C>
+<5F> <02D9>
+<60> <2018>
+<7D> <02DD>
+<7E> <007E>
+<7F> <00A8>
+endbfchar
+endcmap
+CMapName currentdict /CMap defineresource pop
+end
+end
+%%EndResource
+%%EOF
+    }\endgroup
+  \expandafter\edef\csname cmapOT1\endcsname#1{%
+    \pdffontattr#1{/ToUnicode \the\pdflastobj\space 0 R}%
+  }%
+%
+% \cmapOT1IT
+  \begingroup
+    \catcode`\^^M=\active \def^^M{^^J}% Output line endings as the ^^J char.
+    \catcode`\%=12 \immediate\pdfobj stream {%!PS-Adobe-3.0 Resource-CMap
+%%DocumentNeededResources: ProcSet (CIDInit)
+%%IncludeResource: ProcSet (CIDInit)
+%%BeginResource: CMap (TeX-OT1IT-0)
+%%Title: (TeX-OT1IT-0 TeX OT1IT 0)
+%%Version: 1.000
+%%EndComments
+/CIDInit /ProcSet findresource begin
+12 dict begin
+begincmap
+/CIDSystemInfo
+<< /Registry (TeX)
+/Ordering (OT1IT)
+/Supplement 0
+>> def
+/CMapName /TeX-OT1IT-0 def
+/CMapType 2 def
+1 begincodespacerange
+<00> <7F>
+endcodespacerange
+8 beginbfrange
+<00> <01> <0393>
+<09> <0A> <03A8>
+<25> <26> <0025>
+<28> <3B> <0028>
+<3F> <5B> <003F>
+<5D> <5E> <005D>
+<61> <7A> <0061>
+<7B> <7C> <2013>
+endbfrange
+42 beginbfchar
+<02> <0398>
+<03> <039B>
+<04> <039E>
+<05> <03A0>
+<06> <03A3>
+<07> <03D2>
+<08> <03A6>
+<0B> <00660066>
+<0C> <00660069>
+<0D> <0066006C>
+<0E> <006600660069>
+<0F> <00660066006C>
+<10> <0131>
+<11> <0237>
+<12> <0060>
+<13> <00B4>
+<14> <02C7>
+<15> <02D8>
+<16> <00AF>
+<17> <02DA>
+<18> <00B8>
+<19> <00DF>
+<1A> <00E6>
+<1B> <0153>
+<1C> <00F8>
+<1D> <00C6>
+<1E> <0152>
+<1F> <00D8>
+<21> <0021>
+<22> <201D>
+<23> <0023>
+<24> <00A3>
+<27> <2019>
+<3C> <00A1>
+<3D> <003D>
+<3E> <00BF>
+<5C> <201C>
+<5F> <02D9>
+<60> <2018>
+<7D> <02DD>
+<7E> <007E>
+<7F> <00A8>
+endbfchar
+endcmap
+CMapName currentdict /CMap defineresource pop
+end
+end
+%%EndResource
+%%EOF
+    }\endgroup
+  \expandafter\edef\csname cmapOT1IT\endcsname#1{%
+    \pdffontattr#1{/ToUnicode \the\pdflastobj\space 0 R}%
+  }%
+%
+% \cmapOT1TT
+  \begingroup
+    \catcode`\^^M=\active \def^^M{^^J}% Output line endings as the ^^J char.
+    \catcode`\%=12 \immediate\pdfobj stream {%!PS-Adobe-3.0 Resource-CMap
+%%DocumentNeededResources: ProcSet (CIDInit)
+%%IncludeResource: ProcSet (CIDInit)
+%%BeginResource: CMap (TeX-OT1TT-0)
+%%Title: (TeX-OT1TT-0 TeX OT1TT 0)
+%%Version: 1.000
+%%EndComments
+/CIDInit /ProcSet findresource begin
+12 dict begin
+begincmap
+/CIDSystemInfo
+<< /Registry (TeX)
+/Ordering (OT1TT)
+/Supplement 0
+>> def
+/CMapName /TeX-OT1TT-0 def
+/CMapType 2 def
+1 begincodespacerange
+<00> <7F>
+endcodespacerange
+5 beginbfrange
+<00> <01> <0393>
+<09> <0A> <03A8>
+<21> <26> <0021>
+<28> <5F> <0028>
+<61> <7E> <0061>
+endbfrange
+32 beginbfchar
+<02> <0398>
+<03> <039B>
+<04> <039E>
+<05> <03A0>
+<06> <03A3>
+<07> <03D2>
+<08> <03A6>
+<0B> <2191>
+<0C> <2193>
+<0D> <0027>
+<0E> <00A1>
+<0F> <00BF>
+<10> <0131>
+<11> <0237>
+<12> <0060>
+<13> <00B4>
+<14> <02C7>
+<15> <02D8>
+<16> <00AF>
+<17> <02DA>
+<18> <00B8>
+<19> <00DF>
+<1A> <00E6>
+<1B> <0153>
+<1C> <00F8>
+<1D> <00C6>
+<1E> <0152>
+<1F> <00D8>
+<20> <2423>
+<27> <2019>
+<60> <2018>
+<7F> <00A8>
+endbfchar
+endcmap
+CMapName currentdict /CMap defineresource pop
+end
+end
+%%EndResource
+%%EOF
+    }\endgroup
+  \expandafter\edef\csname cmapOT1TT\endcsname#1{%
+    \pdffontattr#1{/ToUnicode \the\pdflastobj\space 0 R}%
+  }%
+\fi\fi
+
+
+% Set the font macro #1 to the font named #2, adding on the
+% specified font prefix (normally `cm').
+% #3 is the font's design size, #4 is a scale factor, #5 is the CMap
+% encoding (currently only OT1, OT1IT and OT1TT are allowed, pass
+% empty to omit).
+\def\setfont#1#2#3#4#5{%
+  \font#1=\fontprefix#2#3 scaled #4
+  \csname cmap#5\endcsname#1%
+}
+% This is what gets called when #5 of \setfont is empty.
+\let\cmap\gobble
+% emacs-page end of cmaps
+
+% Use cm as the default font prefix.
+% To specify the font prefix, you must define \fontprefix
+% before you read in texinfo.tex.
+\ifx\fontprefix\undefined
+\def\fontprefix{cm}
+\fi
+% Support font families that don't use the same naming scheme as CM.
+\def\rmshape{r}
+\def\rmbshape{bx}               %where the normal face is bold
+\def\bfshape{b}
+\def\bxshape{bx}
+\def\ttshape{tt}
+\def\ttbshape{tt}
+\def\ttslshape{sltt}
+\def\itshape{ti}
+\def\itbshape{bxti}
+\def\slshape{sl}
+\def\slbshape{bxsl}
+\def\sfshape{ss}
+\def\sfbshape{ss}
+\def\scshape{csc}
+\def\scbshape{csc}
+
+% Definitions for a main text size of 11pt.  This is the default in
+% Texinfo.
+%
+\def\definetextfontsizexi{%
+% Text fonts (11.2pt, magstep1).
+\def\textnominalsize{11pt}
+\edef\mainmagstep{\magstephalf}
+\setfont\textrm\rmshape{10}{\mainmagstep}{OT1}
+\setfont\texttt\ttshape{10}{\mainmagstep}{OT1TT}
+\setfont\textbf\bfshape{10}{\mainmagstep}{OT1}
+\setfont\textit\itshape{10}{\mainmagstep}{OT1IT}
+\setfont\textsl\slshape{10}{\mainmagstep}{OT1}
+\setfont\textsf\sfshape{10}{\mainmagstep}{OT1}
+\setfont\textsc\scshape{10}{\mainmagstep}{OT1}
+\setfont\textttsl\ttslshape{10}{\mainmagstep}{OT1TT}
+\font\texti=cmmi10 scaled \mainmagstep
+\font\textsy=cmsy10 scaled \mainmagstep
+\def\textecsize{1095}
+
+% A few fonts for @defun names and args.
+\setfont\defbf\bfshape{10}{\magstep1}{OT1}
+\setfont\deftt\ttshape{10}{\magstep1}{OT1TT}
+\setfont\defttsl\ttslshape{10}{\magstep1}{OT1TT}
+\def\df{\let\tentt=\deftt \let\tenbf = \defbf \let\tenttsl=\defttsl \bf}
+
+% Fonts for indices, footnotes, small examples (9pt).
+\def\smallnominalsize{9pt}
+\setfont\smallrm\rmshape{9}{1000}{OT1}
+\setfont\smalltt\ttshape{9}{1000}{OT1TT}
+\setfont\smallbf\bfshape{10}{900}{OT1}
+\setfont\smallit\itshape{9}{1000}{OT1IT}
+\setfont\smallsl\slshape{9}{1000}{OT1}
+\setfont\smallsf\sfshape{9}{1000}{OT1}
+\setfont\smallsc\scshape{10}{900}{OT1}
+\setfont\smallttsl\ttslshape{10}{900}{OT1TT}
+\font\smalli=cmmi9
+\font\smallsy=cmsy9
+\def\smallecsize{0900}
+
+% Fonts for small examples (8pt).
+\def\smallernominalsize{8pt}
+\setfont\smallerrm\rmshape{8}{1000}{OT1}
+\setfont\smallertt\ttshape{8}{1000}{OT1TT}
+\setfont\smallerbf\bfshape{10}{800}{OT1}
+\setfont\smallerit\itshape{8}{1000}{OT1IT}
+\setfont\smallersl\slshape{8}{1000}{OT1}
+\setfont\smallersf\sfshape{8}{1000}{OT1}
+\setfont\smallersc\scshape{10}{800}{OT1}
+\setfont\smallerttsl\ttslshape{10}{800}{OT1TT}
+\font\smalleri=cmmi8
+\font\smallersy=cmsy8
+\def\smallerecsize{0800}
+
+% Fonts for title page (20.4pt):
+\def\titlenominalsize{20pt}
+\setfont\titlerm\rmbshape{12}{\magstep3}{OT1}
+\setfont\titleit\itbshape{10}{\magstep4}{OT1IT}
+\setfont\titlesl\slbshape{10}{\magstep4}{OT1}
+\setfont\titlett\ttbshape{12}{\magstep3}{OT1TT}
+\setfont\titlettsl\ttslshape{10}{\magstep4}{OT1TT}
+\setfont\titlesf\sfbshape{17}{\magstep1}{OT1}
+\let\titlebf=\titlerm
+\setfont\titlesc\scbshape{10}{\magstep4}{OT1}
+\font\titlei=cmmi12 scaled \magstep3
+\font\titlesy=cmsy10 scaled \magstep4
+\def\titleecsize{2074}
+
+% Chapter (and unnumbered) fonts (17.28pt).
+\def\chapnominalsize{17pt}
+\setfont\chaprm\rmbshape{12}{\magstep2}{OT1}
+\setfont\chapit\itbshape{10}{\magstep3}{OT1IT}
+\setfont\chapsl\slbshape{10}{\magstep3}{OT1}
+\setfont\chaptt\ttbshape{12}{\magstep2}{OT1TT}
+\setfont\chapttsl\ttslshape{10}{\magstep3}{OT1TT}
+\setfont\chapsf\sfbshape{17}{1000}{OT1}
+\let\chapbf=\chaprm
+\setfont\chapsc\scbshape{10}{\magstep3}{OT1}
+\font\chapi=cmmi12 scaled \magstep2
+\font\chapsy=cmsy10 scaled \magstep3
+\def\chapecsize{1728}
+
+% Section fonts (14.4pt).
+\def\secnominalsize{14pt}
+\setfont\secrm\rmbshape{12}{\magstep1}{OT1}
+\setfont\secit\itbshape{10}{\magstep2}{OT1IT}
+\setfont\secsl\slbshape{10}{\magstep2}{OT1}
+\setfont\sectt\ttbshape{12}{\magstep1}{OT1TT}
+\setfont\secttsl\ttslshape{10}{\magstep2}{OT1TT}
+\setfont\secsf\sfbshape{12}{\magstep1}{OT1}
+\let\secbf\secrm
+\setfont\secsc\scbshape{10}{\magstep2}{OT1}
+\font\seci=cmmi12 scaled \magstep1
+\font\secsy=cmsy10 scaled \magstep2
+\def\sececsize{1440}
+
+% Subsection fonts (13.15pt).
+\def\ssecnominalsize{13pt}
+\setfont\ssecrm\rmbshape{12}{\magstephalf}{OT1}
+\setfont\ssecit\itbshape{10}{1315}{OT1IT}
+\setfont\ssecsl\slbshape{10}{1315}{OT1}
+\setfont\ssectt\ttbshape{12}{\magstephalf}{OT1TT}
+\setfont\ssecttsl\ttslshape{10}{1315}{OT1TT}
+\setfont\ssecsf\sfbshape{12}{\magstephalf}{OT1}
+\let\ssecbf\ssecrm
+\setfont\ssecsc\scbshape{10}{1315}{OT1}
+\font\sseci=cmmi12 scaled \magstephalf
+\font\ssecsy=cmsy10 scaled 1315
+\def\ssececsize{1200}
+
+% Reduced fonts for @acro in text (10pt).
+\def\reducednominalsize{10pt}
+\setfont\reducedrm\rmshape{10}{1000}{OT1}
+\setfont\reducedtt\ttshape{10}{1000}{OT1TT}
+\setfont\reducedbf\bfshape{10}{1000}{OT1}
+\setfont\reducedit\itshape{10}{1000}{OT1IT}
+\setfont\reducedsl\slshape{10}{1000}{OT1}
+\setfont\reducedsf\sfshape{10}{1000}{OT1}
+\setfont\reducedsc\scshape{10}{1000}{OT1}
+\setfont\reducedttsl\ttslshape{10}{1000}{OT1TT}
+\font\reducedi=cmmi10
+\font\reducedsy=cmsy10
+\def\reducedecsize{1000}
+
+% reset the current fonts
+\textfonts
+\rm
+} % end of 11pt text font size definitions
+
+
+% Definitions to make the main text be 10pt Computer Modern, with
+% section, chapter, etc., sizes following suit.  This is for the GNU
+% Press printing of the Emacs 22 manual.  Maybe other manuals in the
+% future.  Used with @smallbook, which sets the leading to 12pt.
+%
+\def\definetextfontsizex{%
+% Text fonts (10pt).
+\def\textnominalsize{10pt}
+\edef\mainmagstep{1000}
+\setfont\textrm\rmshape{10}{\mainmagstep}{OT1}
+\setfont\texttt\ttshape{10}{\mainmagstep}{OT1TT}
+\setfont\textbf\bfshape{10}{\mainmagstep}{OT1}
+\setfont\textit\itshape{10}{\mainmagstep}{OT1IT}
+\setfont\textsl\slshape{10}{\mainmagstep}{OT1}
+\setfont\textsf\sfshape{10}{\mainmagstep}{OT1}
+\setfont\textsc\scshape{10}{\mainmagstep}{OT1}
+\setfont\textttsl\ttslshape{10}{\mainmagstep}{OT1TT}
+\font\texti=cmmi10 scaled \mainmagstep
+\font\textsy=cmsy10 scaled \mainmagstep
+\def\textecsize{1000}
+
+% A few fonts for @defun names and args.
+\setfont\defbf\bfshape{10}{\magstephalf}{OT1}
+\setfont\deftt\ttshape{10}{\magstephalf}{OT1TT}
+\setfont\defttsl\ttslshape{10}{\magstephalf}{OT1TT}
+\def\df{\let\tentt=\deftt \let\tenbf = \defbf \let\tenttsl=\defttsl \bf}
+
+% Fonts for indices, footnotes, small examples (9pt).
+\def\smallnominalsize{9pt}
+\setfont\smallrm\rmshape{9}{1000}{OT1}
+\setfont\smalltt\ttshape{9}{1000}{OT1TT}
+\setfont\smallbf\bfshape{10}{900}{OT1}
+\setfont\smallit\itshape{9}{1000}{OT1IT}
+\setfont\smallsl\slshape{9}{1000}{OT1}
+\setfont\smallsf\sfshape{9}{1000}{OT1}
+\setfont\smallsc\scshape{10}{900}{OT1}
+\setfont\smallttsl\ttslshape{10}{900}{OT1TT}
+\font\smalli=cmmi9
+\font\smallsy=cmsy9
+\def\smallecsize{0900}
+
+% Fonts for small examples (8pt).
+\def\smallernominalsize{8pt}
+\setfont\smallerrm\rmshape{8}{1000}{OT1}
+\setfont\smallertt\ttshape{8}{1000}{OT1TT}
+\setfont\smallerbf\bfshape{10}{800}{OT1}
+\setfont\smallerit\itshape{8}{1000}{OT1IT}
+\setfont\smallersl\slshape{8}{1000}{OT1}
+\setfont\smallersf\sfshape{8}{1000}{OT1}
+\setfont\smallersc\scshape{10}{800}{OT1}
+\setfont\smallerttsl\ttslshape{10}{800}{OT1TT}
+\font\smalleri=cmmi8
+\font\smallersy=cmsy8
+\def\smallerecsize{0800}
+
+% Fonts for title page (20.4pt):
+\def\titlenominalsize{20pt}
+\setfont\titlerm\rmbshape{12}{\magstep3}{OT1}
+\setfont\titleit\itbshape{10}{\magstep4}{OT1IT}
+\setfont\titlesl\slbshape{10}{\magstep4}{OT1}
+\setfont\titlett\ttbshape{12}{\magstep3}{OT1TT}
+\setfont\titlettsl\ttslshape{10}{\magstep4}{OT1TT}
+\setfont\titlesf\sfbshape{17}{\magstep1}{OT1}
+\let\titlebf=\titlerm
+\setfont\titlesc\scbshape{10}{\magstep4}{OT1}
+\font\titlei=cmmi12 scaled \magstep3
+\font\titlesy=cmsy10 scaled \magstep4
+\def\titleecsize{2074}
+
+% Chapter fonts (14.4pt).
+\def\chapnominalsize{14pt}
+\setfont\chaprm\rmbshape{12}{\magstep1}{OT1}
+\setfont\chapit\itbshape{10}{\magstep2}{OT1IT}
+\setfont\chapsl\slbshape{10}{\magstep2}{OT1}
+\setfont\chaptt\ttbshape{12}{\magstep1}{OT1TT}
+\setfont\chapttsl\ttslshape{10}{\magstep2}{OT1TT}
+\setfont\chapsf\sfbshape{12}{\magstep1}{OT1}
+\let\chapbf\chaprm
+\setfont\chapsc\scbshape{10}{\magstep2}{OT1}
+\font\chapi=cmmi12 scaled \magstep1
+\font\chapsy=cmsy10 scaled \magstep2
+\def\chapecsize{1440}
+
+% Section fonts (12pt).
+\def\secnominalsize{12pt}
+\setfont\secrm\rmbshape{12}{1000}{OT1}
+\setfont\secit\itbshape{10}{\magstep1}{OT1IT}
+\setfont\secsl\slbshape{10}{\magstep1}{OT1}
+\setfont\sectt\ttbshape{12}{1000}{OT1TT}
+\setfont\secttsl\ttslshape{10}{\magstep1}{OT1TT}
+\setfont\secsf\sfbshape{12}{1000}{OT1}
+\let\secbf\secrm
+\setfont\secsc\scbshape{10}{\magstep1}{OT1}
+\font\seci=cmmi12
+\font\secsy=cmsy10 scaled \magstep1
+\def\sececsize{1200}
+
+% Subsection fonts (10pt).
+\def\ssecnominalsize{10pt}
+\setfont\ssecrm\rmbshape{10}{1000}{OT1}
+\setfont\ssecit\itbshape{10}{1000}{OT1IT}
+\setfont\ssecsl\slbshape{10}{1000}{OT1}
+\setfont\ssectt\ttbshape{10}{1000}{OT1TT}
+\setfont\ssecttsl\ttslshape{10}{1000}{OT1TT}
+\setfont\ssecsf\sfbshape{10}{1000}{OT1}
+\let\ssecbf\ssecrm
+\setfont\ssecsc\scbshape{10}{1000}{OT1}
+\font\sseci=cmmi10
+\font\ssecsy=cmsy10
+\def\ssececsize{1000}
+
+% Reduced fonts for @acro in text (9pt).
+\def\reducednominalsize{9pt}
+\setfont\reducedrm\rmshape{9}{1000}{OT1}
+\setfont\reducedtt\ttshape{9}{1000}{OT1TT}
+\setfont\reducedbf\bfshape{10}{900}{OT1}
+\setfont\reducedit\itshape{9}{1000}{OT1IT}
+\setfont\reducedsl\slshape{9}{1000}{OT1}
+\setfont\reducedsf\sfshape{9}{1000}{OT1}
+\setfont\reducedsc\scshape{10}{900}{OT1}
+\setfont\reducedttsl\ttslshape{10}{900}{OT1TT}
+\font\reducedi=cmmi9
+\font\reducedsy=cmsy9
+\def\reducedecsize{0900}
+
+% reduce space between paragraphs
+\divide\parskip by 2
+
+% reset the current fonts
+\textfonts
+\rm
+} % end of 10pt text font size definitions
+
+
+% We provide the user-level command
+%   @fonttextsize 10
+% (or 11) to redefine the text font size.  pt is assumed.
+%
+\def\xword{10}
+\def\xiword{11}
+%
+\parseargdef\fonttextsize{%
+  \def\textsizearg{#1}%
+  \wlog{doing @fonttextsize \textsizearg}%
+  %
+  % Set \globaldefs so that documents can use this inside @tex, since
+  % makeinfo 4.8 does not support it, but we need it nonetheless.
+  %
+ \begingroup \globaldefs=1
+  \ifx\textsizearg\xword \definetextfontsizex
+  \else \ifx\textsizearg\xiword \definetextfontsizexi
+  \else
+    \errhelp=\EMsimple
+    \errmessage{@fonttextsize only supports `10' or `11', not `\textsizearg'}
+  \fi\fi
+ \endgroup
+}
+
+
+% In order for the font changes to affect most math symbols and letters,
+% we have to define the \textfont of the standard families.  Since
+% texinfo doesn't allow for producing subscripts and superscripts except
+% in the main text, we don't bother to reset \scriptfont and
+% \scriptscriptfont (which would also require loading a lot more fonts).
+%
+\def\resetmathfonts{%
+  \textfont0=\tenrm \textfont1=\teni \textfont2=\tensy
+  \textfont\itfam=\tenit \textfont\slfam=\tensl \textfont\bffam=\tenbf
+  \textfont\ttfam=\tentt \textfont\sffam=\tensf
+}
+
+% The font-changing commands redefine the meanings of \tenSTYLE, instead
+% of just \STYLE.  We do this because \STYLE needs to also set the
+% current \fam for math mode.  Our \STYLE (e.g., \rm) commands hardwire
+% \tenSTYLE to set the current font.
+%
+% Each font-changing command also sets the names \lsize (one size lower)
+% and \lllsize (three sizes lower).  These relative commands are used in
+% the LaTeX logo and acronyms.
+%
+% This all needs generalizing, badly.
+%
+\def\textfonts{%
+  \let\tenrm=\textrm \let\tenit=\textit \let\tensl=\textsl
+  \let\tenbf=\textbf \let\tentt=\texttt \let\smallcaps=\textsc
+  \let\tensf=\textsf \let\teni=\texti \let\tensy=\textsy
+  \let\tenttsl=\textttsl
+  \def\curfontsize{text}%
+  \def\lsize{reduced}\def\lllsize{smaller}%
+  \resetmathfonts \setleading{\textleading}}
+\def\titlefonts{%
+  \let\tenrm=\titlerm \let\tenit=\titleit \let\tensl=\titlesl
+  \let\tenbf=\titlebf \let\tentt=\titlett \let\smallcaps=\titlesc
+  \let\tensf=\titlesf \let\teni=\titlei \let\tensy=\titlesy
+  \let\tenttsl=\titlettsl
+  \def\curfontsize{title}%
+  \def\lsize{chap}\def\lllsize{subsec}%
+  \resetmathfonts \setleading{25pt}}
+\def\titlefont#1{{\titlefonts\rmisbold #1}}
+\def\chapfonts{%
+  \let\tenrm=\chaprm \let\tenit=\chapit \let\tensl=\chapsl
+  \let\tenbf=\chapbf \let\tentt=\chaptt \let\smallcaps=\chapsc
+  \let\tensf=\chapsf \let\teni=\chapi \let\tensy=\chapsy
+  \let\tenttsl=\chapttsl
+  \def\curfontsize{chap}%
+  \def\lsize{sec}\def\lllsize{text}%
+  \resetmathfonts \setleading{19pt}}
+\def\secfonts{%
+  \let\tenrm=\secrm \let\tenit=\secit \let\tensl=\secsl
+  \let\tenbf=\secbf \let\tentt=\sectt \let\smallcaps=\secsc
+  \let\tensf=\secsf \let\teni=\seci \let\tensy=\secsy
+  \let\tenttsl=\secttsl
+  \def\curfontsize{sec}%
+  \def\lsize{subsec}\def\lllsize{reduced}%
+  \resetmathfonts \setleading{16pt}}
+\def\subsecfonts{%
+  \let\tenrm=\ssecrm \let\tenit=\ssecit \let\tensl=\ssecsl
+  \let\tenbf=\ssecbf \let\tentt=\ssectt \let\smallcaps=\ssecsc
+  \let\tensf=\ssecsf \let\teni=\sseci \let\tensy=\ssecsy
+  \let\tenttsl=\ssecttsl
+  \def\curfontsize{ssec}%
+  \def\lsize{text}\def\lllsize{small}%
+  \resetmathfonts \setleading{15pt}}
+\let\subsubsecfonts = \subsecfonts
+\def\reducedfonts{%
+  \let\tenrm=\reducedrm \let\tenit=\reducedit \let\tensl=\reducedsl
+  \let\tenbf=\reducedbf \let\tentt=\reducedtt \let\reducedcaps=\reducedsc
+  \let\tensf=\reducedsf \let\teni=\reducedi \let\tensy=\reducedsy
+  \let\tenttsl=\reducedttsl
+  \def\curfontsize{reduced}%
+  \def\lsize{small}\def\lllsize{smaller}%
+  \resetmathfonts \setleading{10.5pt}}
+\def\smallfonts{%
+  \let\tenrm=\smallrm \let\tenit=\smallit \let\tensl=\smallsl
+  \let\tenbf=\smallbf \let\tentt=\smalltt \let\smallcaps=\smallsc
+  \let\tensf=\smallsf \let\teni=\smalli \let\tensy=\smallsy
+  \let\tenttsl=\smallttsl
+  \def\curfontsize{small}%
+  \def\lsize{smaller}\def\lllsize{smaller}%
+  \resetmathfonts \setleading{10.5pt}}
+\def\smallerfonts{%
+  \let\tenrm=\smallerrm \let\tenit=\smallerit \let\tensl=\smallersl
+  \let\tenbf=\smallerbf \let\tentt=\smallertt \let\smallcaps=\smallersc
+  \let\tensf=\smallersf \let\teni=\smalleri \let\tensy=\smallersy
+  \let\tenttsl=\smallerttsl
+  \def\curfontsize{smaller}%
+  \def\lsize{smaller}\def\lllsize{smaller}%
+  \resetmathfonts \setleading{9.5pt}}
+
+% Fonts for short table of contents.
+\setfont\shortcontrm\rmshape{12}{1000}{OT1}
+\setfont\shortcontbf\bfshape{10}{\magstep1}{OT1}  % no cmb12
+\setfont\shortcontsl\slshape{12}{1000}{OT1}
+\setfont\shortconttt\ttshape{12}{1000}{OT1TT}
+
+% Define these just so they can be easily changed for other fonts.
+\def\angleleft{$\langle$}
+\def\angleright{$\rangle$}
+
+% Set the fonts to use with the @small... environments.
+\let\smallexamplefonts = \smallfonts
+
+% About \smallexamplefonts.  If we use \smallfonts (9pt), @smallexample
+% can fit this many characters:
+%   8.5x11=86   smallbook=72  a4=90  a5=69
+% If we use \scriptfonts (8pt), then we can fit this many characters:
+%   8.5x11=90+  smallbook=80  a4=90+  a5=77
+% For me, subjectively, the few extra characters that fit aren't worth
+% the additional smallness of 8pt.  So I'm making the default 9pt.
+%
+% By the way, for comparison, here's what fits with @example (10pt):
+%   8.5x11=71  smallbook=60  a4=75  a5=58
+% --karl, 24jan03.
+
+% Set up the default fonts, so we can use them for creating boxes.
+%
+\definetextfontsizexi
+
+
+\message{markup,}
+
+% Check if we are currently using a typewriter font.  Since all the
+% Computer Modern typewriter fonts have zero interword stretch (and
+% shrink), and it is reasonable to expect all typewriter fonts to have
+% this property, we can check that font parameter.
+%
+\def\ifmonospace{\ifdim\fontdimen3\font=0pt }
+
+% Markup style infrastructure.  \defmarkupstylesetup\INITMACRO will
+% define and register \INITMACRO to be called on markup style changes.
+% \INITMACRO can check \currentmarkupstyle for the innermost
+% style and the set of \ifmarkupSTYLE switches for all styles
+% currently in effect.
+\newif\ifmarkupvar
+\newif\ifmarkupsamp
+\newif\ifmarkupkey
+%\newif\ifmarkupfile % @file == @samp.
+%\newif\ifmarkupoption % @option == @samp.
+\newif\ifmarkupcode
+\newif\ifmarkupkbd
+%\newif\ifmarkupenv % @env == @code.
+%\newif\ifmarkupcommand % @command == @code.
+\newif\ifmarkuptex % @tex (and part of @math, for now).
+\newif\ifmarkupexample
+\newif\ifmarkupverb
+\newif\ifmarkupverbatim
+
+\let\currentmarkupstyle\empty
+
+\def\setupmarkupstyle#1{%
+  \csname markup#1true\endcsname
+  \def\currentmarkupstyle{#1}%
+  \markupstylesetup
+}
+
+\let\markupstylesetup\empty
+
+\def\defmarkupstylesetup#1{%
+  \expandafter\def\expandafter\markupstylesetup
+    \expandafter{\markupstylesetup #1}%
+  \def#1%
+}
+
+% Markup style setup for left and right quotes.
+\defmarkupstylesetup\markupsetuplq{%
+  \expandafter\let\expandafter \temp \csname markupsetuplq\currentmarkupstyle\endcsname
+  \ifx\temp\relax \markupsetuplqdefault \else \temp \fi
+}
+
+\defmarkupstylesetup\markupsetuprq{%
+  \expandafter\let\expandafter \temp \csname markupsetuprq\currentmarkupstyle\endcsname
+  \ifx\temp\relax \markupsetuprqdefault \else \temp \fi
+}
+
+{
+\catcode`\'=\active
+\catcode`\`=\active
+
+\gdef\markupsetuplqdefault{\let`\lq}
+\gdef\markupsetuprqdefault{\let'\rq}
+
+\gdef\markupsetcodequoteleft{\let`\codequoteleft}
+\gdef\markupsetcodequoteright{\let'\codequoteright}
+
+\gdef\markupsetnoligaturesquoteleft{\let`\noligaturesquoteleft}
+}
+
+\let\markupsetuplqcode \markupsetcodequoteleft
+\let\markupsetuprqcode \markupsetcodequoteright
+\let\markupsetuplqexample \markupsetcodequoteleft
+\let\markupsetuprqexample \markupsetcodequoteright
+\let\markupsetuplqverb \markupsetcodequoteleft
+\let\markupsetuprqverb \markupsetcodequoteright
+\let\markupsetuplqverbatim \markupsetcodequoteleft
+\let\markupsetuprqverbatim \markupsetcodequoteright
+
+\let\markupsetuplqsamp \markupsetnoligaturesquoteleft
+\let\markupsetuplqkbd \markupsetnoligaturesquoteleft
+
+% Allow an option to not replace quotes with a regular directed right
+% quote/apostrophe (char 0x27), but instead use the undirected quote
+% from cmtt (char 0x0d).  The undirected quote is ugly, so don't make it
+% the default, but it works for pasting with more pdf viewers (at least
+% evince), the lilypond developers report.  xpdf does work with the
+% regular 0x27.
+%
+\def\codequoteright{%
+  \expandafter\ifx\csname SETtxicodequoteundirected\endcsname\relax
+    \expandafter\ifx\csname SETcodequoteundirected\endcsname\relax
+      '%
+    \else \char'15 \fi
+  \else \char'15 \fi
+}
+%
+% and a similar option for the left quote char vs. a grave accent.
+% Modern fonts display ASCII 0x60 as a grave accent, so some people like
+% the code environments to do likewise.
+%
+\def\codequoteleft{%
+  \expandafter\ifx\csname SETtxicodequotebacktick\endcsname\relax
+    \expandafter\ifx\csname SETcodequotebacktick\endcsname\relax
+      % [Knuth] pp. 380,381,391
+      % \relax disables Spanish ligatures ?` and !` of \tt font.
+      \relax`%
+    \else \char'22 \fi
+  \else \char'22 \fi
+}
+
+% [Knuth] pp. 380,381,391, disable Spanish ligatures ?` and !` of \tt font.
+\def\noligaturesquoteleft{\relax\lq}
+
+% Count depth in font-changes, for error checks
+\newcount\fontdepth \fontdepth=0
+
+%% Add scribe-like font environments, plus @l for inline lisp (usually sans
+%% serif) and @ii for TeX italic
+
+% \smartitalic{ARG} outputs arg in italics, followed by an italic correction
+% unless the following character is such as not to need one.
+\def\smartitalicx{\ifx\next,\else\ifx\next-\else\ifx\next.\else
+                    \ptexslash\fi\fi\fi}
+\def\smartslanted#1{{\ifusingtt\ttsl\sl #1}\futurelet\next\smartitalicx}
+\def\smartitalic#1{{\ifusingtt\ttsl\it #1}\futurelet\next\smartitalicx}
+
+% like \smartslanted except unconditionally uses \ttsl.
+% @var is set to this for defun arguments.
+\def\ttslanted#1{{\ttsl #1}\futurelet\next\smartitalicx}
+
+% @cite is like \smartslanted except unconditionally use \sl.  We never want
+% ttsl for book titles, do we?
+\def\cite#1{{\sl #1}\futurelet\next\smartitalicx}
+
+\let\i=\smartitalic
+\let\slanted=\smartslanted
+\def\var#1{{\setupmarkupstyle{var}\smartslanted{#1}}}
+\let\dfn=\smartslanted
+\let\emph=\smartitalic
+
+% Explicit font changes: @r, @sc, undocumented @ii.
+\def\r#1{{\rm #1}}              % roman font
+\def\sc#1{{\smallcaps#1}}       % smallcaps font
+\def\ii#1{{\it #1}}             % italic font
+
+% @b, explicit bold.  Also @strong.
+\def\b#1{{\bf #1}}
+\let\strong=\b
+
+% @sansserif, explicit sans.
+\def\sansserif#1{{\sf #1}}
+
+% We can't just use \exhyphenpenalty, because that only has effect at
+% the end of a paragraph.  Restore normal hyphenation at the end of the
+% group within which \nohyphenation is presumably called.
+%
+\def\nohyphenation{\hyphenchar\font = -1  \aftergroup\restorehyphenation}
+\def\restorehyphenation{\hyphenchar\font = `- }
+
+% Set sfcode to normal for the chars that usually have another value.
+% Can't use plain's \frenchspacing because it uses the `\x notation, and
+% sometimes \x has an active definition that messes things up.
+%
+\catcode`@=11
+  \def\plainfrenchspacing{%
+    \sfcode\dotChar  =\@m \sfcode\questChar=\@m \sfcode\exclamChar=\@m
+    \sfcode\colonChar=\@m \sfcode\semiChar =\@m \sfcode\commaChar =\@m
+    \def\endofsentencespacefactor{1000}% for @. and friends
+  }
+  \def\plainnonfrenchspacing{%
+    \sfcode`\.3000\sfcode`\?3000\sfcode`\!3000
+    \sfcode`\:2000\sfcode`\;1500\sfcode`\,1250
+    \def\endofsentencespacefactor{3000}% for @. and friends
+  }
+\catcode`@=\other
+\def\endofsentencespacefactor{3000}% default
+
+% @t, explicit typewriter.
+\def\t#1{%
+  {\tt \rawbackslash \plainfrenchspacing #1}%
+  \null
+}
+
+% @samp.
+\def\samp#1{{\setupmarkupstyle{samp}\lq\tclose{#1}\rq\null}}
+
+% definition of @key that produces a lozenge.  Doesn't adjust to text size.
+%\setfont\keyrm\rmshape{8}{1000}{OT1}
+%\font\keysy=cmsy9
+%\def\key#1{{\keyrm\textfont2=\keysy \leavevmode\hbox{%
+%  \raise0.4pt\hbox{\angleleft}\kern-.08em\vtop{%
+%    \vbox{\hrule\kern-0.4pt
+%     \hbox{\raise0.4pt\hbox{\vphantom{\angleleft}}#1}}%
+%    \kern-0.4pt\hrule}%
+%  \kern-.06em\raise0.4pt\hbox{\angleright}}}}
+
+% definition of @key with no lozenge.  If the current font is already
+% monospace, don't change it; that way, we respect @kbdinputstyle.  But
+% if it isn't monospace, then use \tt.
+%
+\def\key#1{{\setupmarkupstyle{key}%
+  \nohyphenation
+  \ifmonospace\else\tt\fi
+  #1}\null}
+
+% ctrl is no longer a Texinfo command.
+\def\ctrl #1{{\tt \rawbackslash \hat}#1}
+
+% @file, @option are the same as @samp.
+\let\file=\samp
+\let\option=\samp
+
+% @code is a modification of @t,
+% which makes spaces the same size as normal in the surrounding text.
+\def\tclose#1{%
+  {%
+    % Change normal interword space to be same as for the current font.
+    \spaceskip = \fontdimen2\font
+    %
+    % Switch to typewriter.
+    \tt
+    %
+    % But `\ ' produces the large typewriter interword space.
+    \def\ {{\spaceskip = 0pt{} }}%
+    %
+    % Turn off hyphenation.
+    \nohyphenation
+    %
+    \rawbackslash
+    \plainfrenchspacing
+    #1%
+  }%
+  \null
+}
+
+% We *must* turn on hyphenation at `-' and `_' in @code.
+% Otherwise, it is too hard to avoid overfull hboxes
+% in the Emacs manual, the Library manual, etc.
+
+% Unfortunately, TeX uses one parameter (\hyphenchar) to control
+% both hyphenation at - and hyphenation within words.
+% We must therefore turn them both off (\tclose does that)
+% and arrange explicitly to hyphenate at a dash.
+%  -- rms.
+{
+  \catcode`\-=\active \catcode`\_=\active
+  \catcode`\'=\active \catcode`\`=\active
+  \global\let'=\rq \global\let`=\lq  % default definitions
+  %
+  \global\def\code{\begingroup
+    \setupmarkupstyle{code}%
+    % The following should really be moved into \setupmarkupstyle handlers.
+    \catcode\dashChar=\active  \catcode\underChar=\active
+    \ifallowcodebreaks
+     \let-\codedash
+     \let_\codeunder
+    \else
+     \let-\realdash
+     \let_\realunder
+    \fi
+    \codex
+  }
+}
+
+\def\realdash{-}
+\def\codedash{-\discretionary{}{}{}}
+\def\codeunder{%
+  % this is all so @math{@code{var_name}+1} can work.  In math mode, _
+  % is "active" (mathcode"8000) and \normalunderscore (or \char95, etc.)
+  % will therefore expand the active definition of _, which is us
+  % (inside @code that is), therefore an endless loop.
+  \ifusingtt{\ifmmode
+               \mathchar"075F % class 0=ordinary, family 7=ttfam, pos 0x5F=_.
+             \else\normalunderscore \fi
+             \discretionary{}{}{}}%
+            {\_}%
+}
+\def\codex #1{\tclose{#1}\endgroup}
+
+% An additional complication: the above will allow breaks after, e.g.,
+% each of the four underscores in __typeof__.  This is undesirable in
+% some manuals, especially if they don't have long identifiers in
+% general.  @allowcodebreaks provides a way to control this.
+%
+\newif\ifallowcodebreaks  \allowcodebreakstrue
+
+\def\keywordtrue{true}
+\def\keywordfalse{false}
+
+\parseargdef\allowcodebreaks{%
+  \def\txiarg{#1}%
+  \ifx\txiarg\keywordtrue
+    \allowcodebreakstrue
+  \else\ifx\txiarg\keywordfalse
+    \allowcodebreaksfalse
+  \else
+    \errhelp = \EMsimple
+    \errmessage{Unknown @allowcodebreaks option `\txiarg'}%
+  \fi\fi
+}
+
+% @kbd is like @code, except that if the argument is just one @key command,
+% then @kbd has no effect.
+\def\kbd#1{{\setupmarkupstyle{kbd}\def\look{#1}\expandafter\kbdfoo\look??\par}}
+
+% @kbdinputstyle -- arg is `distinct' (@kbd uses slanted tty font always),
+%   `example' (@kbd uses ttsl only inside of @example and friends),
+%   or `code' (@kbd uses normal tty font always).
+\parseargdef\kbdinputstyle{%
+  \def\txiarg{#1}%
+  \ifx\txiarg\worddistinct
+    \gdef\kbdexamplefont{\ttsl}\gdef\kbdfont{\ttsl}%
+  \else\ifx\txiarg\wordexample
+    \gdef\kbdexamplefont{\ttsl}\gdef\kbdfont{\tt}%
+  \else\ifx\txiarg\wordcode
+    \gdef\kbdexamplefont{\tt}\gdef\kbdfont{\tt}%
+  \else
+    \errhelp = \EMsimple
+    \errmessage{Unknown @kbdinputstyle option `\txiarg'}%
+  \fi\fi\fi
+}
+\def\worddistinct{distinct}
+\def\wordexample{example}
+\def\wordcode{code}
+
+% Default is `distinct'.
+\kbdinputstyle distinct
+
+\def\xkey{\key}
+\def\kbdfoo#1#2#3\par{\def\one{#1}\def\three{#3}\def\threex{??}%
+\ifx\one\xkey\ifx\threex\three \key{#2}%
+\else{\tclose{\kbdfont\setupmarkupstyle{kbd}\look}}\fi
+\else{\tclose{\kbdfont\setupmarkupstyle{kbd}\look}}\fi}
+
+% For @indicateurl, @env, @command quotes seem unnecessary, so use \code.
+\let\indicateurl=\code
+\let\env=\code
+\let\command=\code
+
+% @clicksequence{File @click{} Open ...}
+\def\clicksequence#1{\begingroup #1\endgroup}
+
+% @clickstyle @arrow   (by default)
+\parseargdef\clickstyle{\def\click{#1}}
+\def\click{\arrow}
+
+% @uref (abbreviation for `urlref') takes an optional (comma-separated)
+% second argument specifying the text to display and an optional third
+% arg as text to display instead of (rather than in addition to) the url
+% itself.  First (mandatory) arg is the url.  Perhaps eventually put in
+% a hypertex \special here.
+%
+\def\uref#1{\douref #1,,,\finish}
+\def\douref#1,#2,#3,#4\finish{\begingroup
+  \unsepspaces
+  \pdfurl{#1}%
+  \setbox0 = \hbox{\ignorespaces #3}%
+  \ifdim\wd0 > 0pt
+    \unhbox0 % third arg given, show only that
+  \else
+    \setbox0 = \hbox{\ignorespaces #2}%
+    \ifdim\wd0 > 0pt
+      \ifpdf
+        \unhbox0             % PDF: 2nd arg given, show only it
+      \else
+        \unhbox0\ (\code{#1})% DVI: 2nd arg given, show both it and url
+      \fi
+    \else
+      \code{#1}% only url given, so show it
+    \fi
+  \fi
+  \endlink
+\endgroup}
+
+% @url synonym for @uref, since that's how everyone uses it.
+%
+\let\url=\uref
+
+% rms does not like angle brackets --karl, 17may97.
+% So now @email is just like @uref, unless we are pdf.
+%
+%\def\email#1{\angleleft{\tt #1}\angleright}
+\ifpdf
+  \def\email#1{\doemail#1,,\finish}
+  \def\doemail#1,#2,#3\finish{\begingroup
+    \unsepspaces
+    \pdfurl{mailto:#1}%
+    \setbox0 = \hbox{\ignorespaces #2}%
+    \ifdim\wd0>0pt\unhbox0\else\code{#1}\fi
+    \endlink
+  \endgroup}
+\else
+  \let\email=\uref
+\fi
+
+% Typeset a dimension, e.g., `in' or `pt'.  The only reason for the
+% argument is to make the input look right: @dmn{pt} instead of @dmn{}pt.
+%
+\def\dmn#1{\thinspace #1}
+
+% @l was never documented to mean ``switch to the Lisp font'',
+% and it is not used as such in any manual I can find.  We need it for
+% Polish suppressed-l.  --karl, 22sep96.
+%\def\l#1{{\li #1}\null}
+
+% @acronym for "FBI", "NATO", and the like.
+% We print this one point size smaller, since it's intended for
+% all-uppercase.
+%
+\def\acronym#1{\doacronym #1,,\finish}
+\def\doacronym#1,#2,#3\finish{%
+  {\selectfonts\lsize #1}%
+  \def\temp{#2}%
+  \ifx\temp\empty \else
+    \space ({\unsepspaces \ignorespaces \temp \unskip})%
+  \fi
+}
+
+% @abbr for "Comput. J." and the like.
+% No font change, but don't do end-of-sentence spacing.
+%
+\def\abbr#1{\doabbr #1,,\finish}
+\def\doabbr#1,#2,#3\finish{%
+  {\plainfrenchspacing #1}%
+  \def\temp{#2}%
+  \ifx\temp\empty \else
+    \space ({\unsepspaces \ignorespaces \temp \unskip})%
+  \fi
+}
+
+
+\message{glyphs,}
+
+% @point{}, @result{}, @expansion{}, @print{}, @equiv{}.
+%
+% Since these characters are used in examples, they should be an even number of
+% \tt widths. Each \tt character is 1en, so two makes it 1em.
+%
+\def\point{$\star$}
+\def\arrow{\leavevmode\raise.05ex\hbox to 1em{\hfil$\rightarrow$\hfil}}
+\def\result{\leavevmode\raise.05ex\hbox to 1em{\hfil$\Rightarrow$\hfil}}
+\def\expansion{\leavevmode\hbox to 1em{\hfil$\mapsto$\hfil}}
+\def\print{\leavevmode\lower.1ex\hbox to 1em{\hfil$\dashv$\hfil}}
+\def\equiv{\leavevmode\hbox to 1em{\hfil$\ptexequiv$\hfil}}
+
+% The @error{} command.
+% Adapted from the TeXbook's \boxit.
+%
+\newbox\errorbox
+%
+{\tentt \global\dimen0 = 3em}% Width of the box.
+\dimen2 = .55pt % Thickness of rules
+% The text. (`r' is open on the right, `e' somewhat less so on the left.)
+\setbox0 = \hbox{\kern-.75pt \reducedsf error\kern-1.5pt}
+%
+\setbox\errorbox=\hbox to \dimen0{\hfil
+   \hsize = \dimen0 \advance\hsize by -5.8pt % Space to left+right.
+   \advance\hsize by -2\dimen2 % Rules.
+   \vbox{%
+      \hrule height\dimen2
+      \hbox{\vrule width\dimen2 \kern3pt          % Space to left of text.
+         \vtop{\kern2.4pt \box0 \kern2.4pt}% Space above/below.
+         \kern3pt\vrule width\dimen2}% Space to right.
+      \hrule height\dimen2}
+    \hfil}
+%
+\def\error{\leavevmode\lower.7ex\copy\errorbox}
+
+% @pounds{} is a sterling sign, which Knuth put in the CM italic font.
+%
+\def\pounds{{\it\$}}
+
+% @euro{} comes from a separate font, depending on the current style.
+% We use the free feym* fonts from the eurosym package by Henrik
+% Theiling, which support regular, slanted, bold and bold slanted (and
+% "outlined" (blackboard board, sort of) versions, which we don't need).
+% It is available from http://www.ctan.org/tex-archive/fonts/eurosym.
+%
+% Although only regular is the truly official Euro symbol, we ignore
+% that.  The Euro is designed to be slightly taller than the regular
+% font height.
+%
+% feymr - regular
+% feymo - slanted
+% feybr - bold
+% feybo - bold slanted
+%
+% There is no good (free) typewriter version, to my knowledge.
+% A feymr10 euro is ~7.3pt wide, while a normal cmtt10 char is ~5.25pt wide.
+% Hmm.
+%
+% Also doesn't work in math.  Do we need to do math with euro symbols?
+% Hope not.
+%
+%
+\def\euro{{\eurofont e}}
+\def\eurofont{%
+  % We set the font at each command, rather than predefining it in
+  % \textfonts and the other font-switching commands, so that
+  % installations which never need the symbol don't have to have the
+  % font installed.
+  %
+  % There is only one designed size (nominal 10pt), so we always scale
+  % that to the current nominal size.
+  %
+  % By the way, simply using "at 1em" works for cmr10 and the like, but
+  % does not work for cmbx10 and other extended/shrunken fonts.
+  %
+  \def\eurosize{\csname\curfontsize nominalsize\endcsname}%
+  %
+  \ifx\curfontstyle\bfstylename
+    % bold:
+    \font\thiseurofont = \ifusingit{feybo10}{feybr10} at \eurosize
+  \else
+    % regular:
+    \font\thiseurofont = \ifusingit{feymo10}{feymr10} at \eurosize
+  \fi
+  \thiseurofont
+}
+
+% Glyphs from the EC fonts.  We don't use \let for the aliases, because
+% sometimes we redefine the original macro, and the alias should reflect
+% the redefinition.
+%
+% Use LaTeX names for the Icelandic letters.
+\def\DH{{\ecfont \char"D0}} % Eth
+\def\dh{{\ecfont \char"F0}} % eth
+\def\TH{{\ecfont \char"DE}} % Thorn
+\def\th{{\ecfont \char"FE}} % thorn
+%
+\def\guillemetleft{{\ecfont \char"13}}
+\def\guillemotleft{\guillemetleft}
+\def\guillemetright{{\ecfont \char"14}}
+\def\guillemotright{\guillemetright}
+\def\guilsinglleft{{\ecfont \char"0E}}
+\def\guilsinglright{{\ecfont \char"0F}}
+\def\quotedblbase{{\ecfont \char"12}}
+\def\quotesinglbase{{\ecfont \char"0D}}
+%
+% This positioning is not perfect (see the ogonek LaTeX package), but
+% we have the precomposed glyphs for the most common cases.  We put the
+% tests to use those glyphs in the single \ogonek macro so we have fewer
+% dummy definitions to worry about for index entries, etc.
+%
+% ogonek is also used with other letters in Lithuanian (IOU), but using
+% the precomposed glyphs for those is not so easy since they aren't in
+% the same EC font.
+\def\ogonek#1{{%
+  \def\temp{#1}%
+  \ifx\temp\macrocharA\Aogonek
+  \else\ifx\temp\macrochara\aogonek
+  \else\ifx\temp\macrocharE\Eogonek
+  \else\ifx\temp\macrochare\eogonek
+  \else
+    \ecfont \setbox0=\hbox{#1}%
+    \ifdim\ht0=1ex\accent"0C #1%
+    \else\ooalign{\unhbox0\crcr\hidewidth\char"0C \hidewidth}%
+    \fi
+  \fi\fi\fi\fi
+  }%
+}
+\def\Aogonek{{\ecfont \char"81}}\def\macrocharA{A}
+\def\aogonek{{\ecfont \char"A1}}\def\macrochara{a}
+\def\Eogonek{{\ecfont \char"86}}\def\macrocharE{E}
+\def\eogonek{{\ecfont \char"A6}}\def\macrochare{e}
+%
+% Use the ec* fonts (cm-super in outline format) for non-CM glyphs.
+\def\ecfont{%
+  % We can't distinguish serif/sans and italic/slanted, but this
+  % is used for crude hacks anyway (like adding French and German
+  % quotes to documents typeset with CM, where we lose kerning), so
+  % hopefully nobody will notice/care.
+  \edef\ecsize{\csname\curfontsize ecsize\endcsname}%
+  \edef\nominalsize{\csname\curfontsize nominalsize\endcsname}%
+  \ifx\curfontstyle\bfstylename
+    % bold:
+    \font\thisecfont = ecb\ifusingit{i}{x}\ecsize \space at \nominalsize
+  \else
+    % regular:
+    \font\thisecfont = ec\ifusingit{ti}{rm}\ecsize \space at \nominalsize
+  \fi
+  \thisecfont
+}
+
+% @registeredsymbol - R in a circle.  The font for the R should really
+% be smaller yet, but lllsize is the best we can do for now.
+% Adapted from the plain.tex definition of \copyright.
+%
+\def\registeredsymbol{%
+  $^{{\ooalign{\hfil\raise.07ex\hbox{\selectfonts\lllsize R}%
+               \hfil\crcr\Orb}}%
+    }$%
+}
+
+% @textdegree - the normal degrees sign.
+%
+\def\textdegree{$^\circ$}
+
+% Laurent Siebenmann reports \Orb undefined with:
+%  Textures 1.7.7 (preloaded format=plain 93.10.14)  (68K)  16 APR 2004 02:38
+% so we'll define it if necessary.
+%
+\ifx\Orb\undefined
+\def\Orb{\mathhexbox20D}
+\fi
+
+% Quotes.
+\chardef\quotedblleft="5C
+\chardef\quotedblright=`\"
+\chardef\quoteleft=`\`
+\chardef\quoteright=`\'
+
+
+\message{page headings,}
+
+\newskip\titlepagetopglue \titlepagetopglue = 1.5in
+\newskip\titlepagebottomglue \titlepagebottomglue = 2pc
+
+% First the title page.  Must do @settitle before @titlepage.
+\newif\ifseenauthor
+\newif\iffinishedtitlepage
+
+% Do an implicit @contents or @shortcontents after @end titlepage if the
+% user says @setcontentsaftertitlepage or @setshortcontentsaftertitlepage.
+%
+\newif\ifsetcontentsaftertitlepage
+ \let\setcontentsaftertitlepage = \setcontentsaftertitlepagetrue
+\newif\ifsetshortcontentsaftertitlepage
+ \let\setshortcontentsaftertitlepage = \setshortcontentsaftertitlepagetrue
+
+\parseargdef\shorttitlepage{\begingroup\hbox{}\vskip 1.5in \chaprm \centerline{#1}%
+        \endgroup\page\hbox{}\page}
+
+\envdef\titlepage{%
+  % Open one extra group, as we want to close it in the middle of \Etitlepage.
+  \begingroup
+    \parindent=0pt \textfonts
+    % Leave some space at the very top of the page.
+    \vglue\titlepagetopglue
+    % No rule at page bottom unless we print one at the top with @title.
+    \finishedtitlepagetrue
+    %
+    % Most title ``pages'' are actually two pages long, with space
+    % at the top of the second.  We don't want the ragged left on the second.
+    \let\oldpage = \page
+    \def\page{%
+      \iffinishedtitlepage\else
+	 \finishtitlepage
+      \fi
+      \let\page = \oldpage
+      \page
+      \null
+    }%
+}
+
+\def\Etitlepage{%
+    \iffinishedtitlepage\else
+	\finishtitlepage
+    \fi
+    % It is important to do the page break before ending the group,
+    % because the headline and footline are only empty inside the group.
+    % If we use the new definition of \page, we always get a blank page
+    % after the title page, which we certainly don't want.
+    \oldpage
+  \endgroup
+  %
+  % Need this before the \...aftertitlepage checks so that if they are
+  % in effect the toc pages will come out with page numbers.
+  \HEADINGSon
+  %
+  % If they want short, they certainly want long too.
+  \ifsetshortcontentsaftertitlepage
+    \shortcontents
+    \contents
+    \global\let\shortcontents = \relax
+    \global\let\contents = \relax
+  \fi
+  %
+  \ifsetcontentsaftertitlepage
+    \contents
+    \global\let\contents = \relax
+    \global\let\shortcontents = \relax
+  \fi
+}
+
+\def\finishtitlepage{%
+  \vskip4pt \hrule height 2pt width \hsize
+  \vskip\titlepagebottomglue
+  \finishedtitlepagetrue
+}
+
+%%% Macros to be used within @titlepage:
+
+\let\subtitlerm=\tenrm
+\def\subtitlefont{\subtitlerm \normalbaselineskip = 13pt \normalbaselines}
+
+\parseargdef\title{%
+  \checkenv\titlepage
+  \leftline{\titlefonts\rmisbold #1}
+  % print a rule at the page bottom also.
+  \finishedtitlepagefalse
+  \vskip4pt \hrule height 4pt width \hsize \vskip4pt
+}
+
+\parseargdef\subtitle{%
+  \checkenv\titlepage
+  {\subtitlefont \rightline{#1}}%
+}
+
+% @author should come last, but may come many times.
+% It can also be used inside @quotation.
+%
+\parseargdef\author{%
+  \def\temp{\quotation}%
+  \ifx\thisenv\temp
+    \def\quotationauthor{#1}% printed in \Equotation.
+  \else
+    \checkenv\titlepage
+    \ifseenauthor\else \vskip 0pt plus 1filll \seenauthortrue \fi
+    {\secfonts\rmisbold \leftline{#1}}%
+  \fi
+}
+
+
+%%% Set up page headings and footings.
+
+\let\thispage=\folio
+
+\newtoks\evenheadline    % headline on even pages
+\newtoks\oddheadline     % headline on odd pages
+\newtoks\evenfootline    % footline on even pages
+\newtoks\oddfootline     % footline on odd pages
+
+% Now make TeX use those variables
+\headline={{\textfonts\rm \ifodd\pageno \the\oddheadline
+                            \else \the\evenheadline \fi}}
+\footline={{\textfonts\rm \ifodd\pageno \the\oddfootline
+                            \else \the\evenfootline \fi}\HEADINGShook}
+\let\HEADINGShook=\relax
+
+% Commands to set those variables.
+% For example, this is what  @headings on  does
+% @evenheading @thistitle|@thispage|@thischapter
+% @oddheading @thischapter|@thispage|@thistitle
+% @evenfooting @thisfile||
+% @oddfooting ||@thisfile
+
+
+\def\evenheading{\parsearg\evenheadingxxx}
+\def\evenheadingxxx #1{\evenheadingyyy #1\|\|\|\|\finish}
+\def\evenheadingyyy #1\|#2\|#3\|#4\finish{%
+\global\evenheadline={\rlap{\centerline{#2}}\line{#1\hfil#3}}}
+
+\def\oddheading{\parsearg\oddheadingxxx}
+\def\oddheadingxxx #1{\oddheadingyyy #1\|\|\|\|\finish}
+\def\oddheadingyyy #1\|#2\|#3\|#4\finish{%
+\global\oddheadline={\rlap{\centerline{#2}}\line{#1\hfil#3}}}
+
+\parseargdef\everyheading{\oddheadingxxx{#1}\evenheadingxxx{#1}}%
+
+\def\evenfooting{\parsearg\evenfootingxxx}
+\def\evenfootingxxx #1{\evenfootingyyy #1\|\|\|\|\finish}
+\def\evenfootingyyy #1\|#2\|#3\|#4\finish{%
+\global\evenfootline={\rlap{\centerline{#2}}\line{#1\hfil#3}}}
+
+\def\oddfooting{\parsearg\oddfootingxxx}
+\def\oddfootingxxx #1{\oddfootingyyy #1\|\|\|\|\finish}
+\def\oddfootingyyy #1\|#2\|#3\|#4\finish{%
+  \global\oddfootline = {\rlap{\centerline{#2}}\line{#1\hfil#3}}%
+  %
+  % Leave some space for the footline.  Hopefully ok to assume
+  % @evenfooting will not be used by itself.
+  \global\advance\pageheight by -12pt
+  \global\advance\vsize by -12pt
+}
+
+\parseargdef\everyfooting{\oddfootingxxx{#1}\evenfootingxxx{#1}}
+
+% @evenheadingmarks top     \thischapter <- chapter at the top of a page
+% @evenheadingmarks bottom  \thischapter <- chapter at the bottom of a page
+%
+% The same set of arguments for:
+%
+% @oddheadingmarks
+% @evenfootingmarks
+% @oddfootingmarks
+% @everyheadingmarks
+% @everyfootingmarks
+
+\def\evenheadingmarks{\headingmarks{even}{heading}}
+\def\oddheadingmarks{\headingmarks{odd}{heading}}
+\def\evenfootingmarks{\headingmarks{even}{footing}}
+\def\oddfootingmarks{\headingmarks{odd}{footing}}
+\def\everyheadingmarks#1 {\headingmarks{even}{heading}{#1}
+                          \headingmarks{odd}{heading}{#1} }
+\def\everyfootingmarks#1 {\headingmarks{even}{footing}{#1}
+                          \headingmarks{odd}{footing}{#1} }
+% #1 = even/odd, #2 = heading/footing, #3 = top/bottom.
+\def\headingmarks#1#2#3 {%
+  \expandafter\let\expandafter\temp \csname get#3headingmarks\endcsname
+  \global\expandafter\let\csname get#1#2marks\endcsname \temp
+}
+
+\everyheadingmarks bottom
+\everyfootingmarks bottom
+
+% @headings double      turns headings on for double-sided printing.
+% @headings single      turns headings on for single-sided printing.
+% @headings off         turns them off.
+% @headings on          same as @headings double, retained for compatibility.
+% @headings after       turns on double-sided headings after this page.
+% @headings doubleafter turns on double-sided headings after this page.
+% @headings singleafter turns on single-sided headings after this page.
+% By default, they are off at the start of a document,
+% and turned `on' after @end titlepage.
+
+\def\headings #1 {\csname HEADINGS#1\endcsname}
+
+\def\HEADINGSoff{%
+\global\evenheadline={\hfil} \global\evenfootline={\hfil}
+\global\oddheadline={\hfil} \global\oddfootline={\hfil}}
+\HEADINGSoff
+% When we turn headings on, set the page number to 1.
+% For double-sided printing, put current file name in lower left corner,
+% chapter name on inside top of right hand pages, document
+% title on inside top of left hand pages, and page numbers on outside top
+% edge of all pages.
+\def\HEADINGSdouble{%
+\global\pageno=1
+\global\evenfootline={\hfil}
+\global\oddfootline={\hfil}
+\global\evenheadline={\line{\folio\hfil\thistitle}}
+\global\oddheadline={\line{\thischapter\hfil\folio}}
+\global\let\contentsalignmacro = \chapoddpage
+}
+\let\contentsalignmacro = \chappager
+
+% For single-sided printing, chapter title goes across top left of page,
+% page number on top right.
+\def\HEADINGSsingle{%
+\global\pageno=1
+\global\evenfootline={\hfil}
+\global\oddfootline={\hfil}
+\global\evenheadline={\line{\thischapter\hfil\folio}}
+\global\oddheadline={\line{\thischapter\hfil\folio}}
+\global\let\contentsalignmacro = \chappager
+}
+\def\HEADINGSon{\HEADINGSdouble}
+
+\def\HEADINGSafter{\let\HEADINGShook=\HEADINGSdoublex}
+\let\HEADINGSdoubleafter=\HEADINGSafter
+\def\HEADINGSdoublex{%
+\global\evenfootline={\hfil}
+\global\oddfootline={\hfil}
+\global\evenheadline={\line{\folio\hfil\thistitle}}
+\global\oddheadline={\line{\thischapter\hfil\folio}}
+\global\let\contentsalignmacro = \chapoddpage
+}
+
+\def\HEADINGSsingleafter{\let\HEADINGShook=\HEADINGSsinglex}
+\def\HEADINGSsinglex{%
+\global\evenfootline={\hfil}
+\global\oddfootline={\hfil}
+\global\evenheadline={\line{\thischapter\hfil\folio}}
+\global\oddheadline={\line{\thischapter\hfil\folio}}
+\global\let\contentsalignmacro = \chappager
+}
+
+% Subroutines used in generating headings
+% This produces Day Month Year style of output.
+% Only define if not already defined, in case a txi-??.tex file has set
+% up a different format (e.g., txi-cs.tex does this).
+\ifx\today\undefined
+\def\today{%
+  \number\day\space
+  \ifcase\month
+  \or\putwordMJan\or\putwordMFeb\or\putwordMMar\or\putwordMApr
+  \or\putwordMMay\or\putwordMJun\or\putwordMJul\or\putwordMAug
+  \or\putwordMSep\or\putwordMOct\or\putwordMNov\or\putwordMDec
+  \fi
+  \space\number\year}
+\fi
+
+% @settitle line...  specifies the title of the document, for headings.
+% It generates no output of its own.
+\def\thistitle{\putwordNoTitle}
+\def\settitle{\parsearg{\gdef\thistitle}}
+
+
+\message{tables,}
+% Tables -- @table, @ftable, @vtable, @item(x).
+
+% default indentation of table text
+\newdimen\tableindent \tableindent=.8in
+% default indentation of @itemize and @enumerate text
+\newdimen\itemindent  \itemindent=.3in
+% margin between end of table item and start of table text.
+\newdimen\itemmargin  \itemmargin=.1in
+
+% used internally for \itemindent minus \itemmargin
+\newdimen\itemmax
+
+% Note @table, @ftable, and @vtable define @item, @itemx, etc., with
+% these defs.
+% They also define \itemindex
+% to index the item name in whatever manner is desired (perhaps none).
+
+\newif\ifitemxneedsnegativevskip
+
+\def\itemxpar{\par\ifitemxneedsnegativevskip\nobreak\vskip-\parskip\nobreak\fi}
+
+\def\internalBitem{\smallbreak \parsearg\itemzzz}
+\def\internalBitemx{\itemxpar \parsearg\itemzzz}
+
+\def\itemzzz #1{\begingroup %
+  \advance\hsize by -\rightskip
+  \advance\hsize by -\tableindent
+  \setbox0=\hbox{\itemindicate{#1}}%
+  \itemindex{#1}%
+  \nobreak % This prevents a break before @itemx.
+  %
+  % If the item text does not fit in the space we have, put it on a line
+  % by itself, and do not allow a page break either before or after that
+  % line.  We do not start a paragraph here because then if the next
+  % command is, e.g., @kindex, the whatsit would get put into the
+  % horizontal list on a line by itself, resulting in extra blank space.
+  \ifdim \wd0>\itemmax
+    %
+    % Make this a paragraph so we get the \parskip glue and wrapping,
+    % but leave it ragged-right.
+    \begingroup
+      \advance\leftskip by-\tableindent
+      \advance\hsize by\tableindent
+      \advance\rightskip by0pt plus1fil
+      \leavevmode\unhbox0\par
+    \endgroup
+    %
+    % We're going to be starting a paragraph, but we don't want the
+    % \parskip glue -- logically it's part of the @item we just started.
+    \nobreak \vskip-\parskip
+    %
+    % Stop a page break at the \parskip glue coming up.  However, if
+    % what follows is an environment such as @example, there will be no
+    % \parskip glue; then the negative vskip we just inserted would
+    % cause the example and the item to crash together.  So we use this
+    % bizarre value of 10001 as a signal to \aboveenvbreak to insert
+    % \parskip glue after all.  Section titles are handled this way also.
+    %
+    \penalty 10001
+    \endgroup
+    \itemxneedsnegativevskipfalse
+  \else
+    % The item text fits into the space.  Start a paragraph, so that the
+    % following text (if any) will end up on the same line.
+    \noindent
+    % Do this with kerns and \unhbox so that if there is a footnote in
+    % the item text, it can migrate to the main vertical list and
+    % eventually be printed.
+    \nobreak\kern-\tableindent
+    \dimen0 = \itemmax  \advance\dimen0 by \itemmargin \advance\dimen0 by -\wd0
+    \unhbox0
+    \nobreak\kern\dimen0
+    \endgroup
+    \itemxneedsnegativevskiptrue
+  \fi
+}
+
+\def\item{\errmessage{@item while not in a list environment}}
+\def\itemx{\errmessage{@itemx while not in a list environment}}
+
+% @table, @ftable, @vtable.
+\envdef\table{%
+  \let\itemindex\gobble
+  \tablecheck{table}%
+}
+\envdef\ftable{%
+  \def\itemindex ##1{\doind {fn}{\code{##1}}}%
+  \tablecheck{ftable}%
+}
+\envdef\vtable{%
+  \def\itemindex ##1{\doind {vr}{\code{##1}}}%
+  \tablecheck{vtable}%
+}
+\def\tablecheck#1{%
+  \ifnum \the\catcode`\^^M=\active
+    \endgroup
+    \errmessage{This command won't work in this context; perhaps the problem is
+      that we are \inenvironment\thisenv}%
+    \def\next{\doignore{#1}}%
+  \else
+    \let\next\tablex
+  \fi
+  \next
+}
+\def\tablex#1{%
+  \def\itemindicate{#1}%
+  \parsearg\tabley
+}
+\def\tabley#1{%
+  {%
+    \makevalueexpandable
+    \edef\temp{\noexpand\tablez #1\space\space\space}%
+    \expandafter
+  }\temp \endtablez
+}
+\def\tablez #1 #2 #3 #4\endtablez{%
+  \aboveenvbreak
+  \ifnum 0#1>0 \advance \leftskip by #1\mil \fi
+  \ifnum 0#2>0 \tableindent=#2\mil \fi
+  \ifnum 0#3>0 \advance \rightskip by #3\mil \fi
+  \itemmax=\tableindent
+  \advance \itemmax by -\itemmargin
+  \advance \leftskip by \tableindent
+  \exdentamount=\tableindent
+  \parindent = 0pt
+  \parskip = \smallskipamount
+  \ifdim \parskip=0pt \parskip=2pt \fi
+  \let\item = \internalBitem
+  \let\itemx = \internalBitemx
+}
+\def\Etable{\endgraf\afterenvbreak}
+\let\Eftable\Etable
+\let\Evtable\Etable
+\let\Eitemize\Etable
+\let\Eenumerate\Etable
+
+% This is the counter used by @enumerate, which is really @itemize
+
+\newcount \itemno
+
+\envdef\itemize{\parsearg\doitemize}
+
+\def\doitemize#1{%
+  \aboveenvbreak
+  \itemmax=\itemindent
+  \advance\itemmax by -\itemmargin
+  \advance\leftskip by \itemindent
+  \exdentamount=\itemindent
+  \parindent=0pt
+  \parskip=\smallskipamount
+  \ifdim\parskip=0pt \parskip=2pt \fi
+  %
+  % Try typesetting the item mark that if the document erroneously says
+  % something like @itemize @samp (intending @table), there's an error
+  % right away at the @itemize.  It's not the best error message in the
+  % world, but it's better than leaving it to the @item.  This means if
+  % the user wants an empty mark, they have to say @w{} not just @w.
+  \def\itemcontents{#1}%
+  \setbox0 = \hbox{\itemcontents}%
+  %
+  % @itemize with no arg is equivalent to @itemize @bullet.
+  \ifx\itemcontents\empty\def\itemcontents{\bullet}\fi
+  %
+  \let\item=\itemizeitem
+}
+
+% Definition of @item while inside @itemize and @enumerate.
+%
+\def\itemizeitem{%
+  \advance\itemno by 1  % for enumerations
+  {\let\par=\endgraf \smallbreak}% reasonable place to break
+  {%
+   % If the document has an @itemize directly after a section title, a
+   % \nobreak will be last on the list, and \sectionheading will have
+   % done a \vskip-\parskip.  In that case, we don't want to zero
+   % parskip, or the item text will crash with the heading.  On the
+   % other hand, when there is normal text preceding the item (as there
+   % usually is), we do want to zero parskip, or there would be too much
+   % space.  In that case, we won't have a \nobreak before.  At least
+   % that's the theory.
+   \ifnum\lastpenalty<10000 \parskip=0in \fi
+   \noindent
+   \hbox to 0pt{\hss \itemcontents \kern\itemmargin}%
+   %
+   \vadjust{\penalty 1200}}% not good to break after first line of item.
+  \flushcr
+}
+
+% \splitoff TOKENS\endmark defines \first to be the first token in
+% TOKENS, and \rest to be the remainder.
+%
+\def\splitoff#1#2\endmark{\def\first{#1}\def\rest{#2}}%
+
+% Allow an optional argument of an uppercase letter, lowercase letter,
+% or number, to specify the first label in the enumerated list.  No
+% argument is the same as `1'.
+%
+\envparseargdef\enumerate{\enumeratey #1  \endenumeratey}
+\def\enumeratey #1 #2\endenumeratey{%
+  % If we were given no argument, pretend we were given `1'.
+  \def\thearg{#1}%
+  \ifx\thearg\empty \def\thearg{1}\fi
+  %
+  % Detect if the argument is a single token.  If so, it might be a
+  % letter.  Otherwise, the only valid thing it can be is a number.
+  % (We will always have one token, because of the test we just made.
+  % This is a good thing, since \splitoff doesn't work given nothing at
+  % all -- the first parameter is undelimited.)
+  \expandafter\splitoff\thearg\endmark
+  \ifx\rest\empty
+    % Only one token in the argument.  It could still be anything.
+    % A ``lowercase letter'' is one whose \lccode is nonzero.
+    % An ``uppercase letter'' is one whose \lccode is both nonzero, and
+    %   not equal to itself.
+    % Otherwise, we assume it's a number.
+    %
+    % We need the \relax at the end of the \ifnum lines to stop TeX from
+    % continuing to look for a <number>.
+    %
+    \ifnum\lccode\expandafter`\thearg=0\relax
+      \numericenumerate % a number (we hope)
+    \else
+      % It's a letter.
+      \ifnum\lccode\expandafter`\thearg=\expandafter`\thearg\relax
+        \lowercaseenumerate % lowercase letter
+      \else
+        \uppercaseenumerate % uppercase letter
+      \fi
+    \fi
+  \else
+    % Multiple tokens in the argument.  We hope it's a number.
+    \numericenumerate
+  \fi
+}
+
+% An @enumerate whose labels are integers.  The starting integer is
+% given in \thearg.
+%
+\def\numericenumerate{%
+  \itemno = \thearg
+  \startenumeration{\the\itemno}%
+}
+
+% The starting (lowercase) letter is in \thearg.
+\def\lowercaseenumerate{%
+  \itemno = \expandafter`\thearg
+  \startenumeration{%
+    % Be sure we're not beyond the end of the alphabet.
+    \ifnum\itemno=0
+      \errmessage{No more lowercase letters in @enumerate; get a bigger
+                  alphabet}%
+    \fi
+    \char\lccode\itemno
+  }%
+}
+
+% The starting (uppercase) letter is in \thearg.
+\def\uppercaseenumerate{%
+  \itemno = \expandafter`\thearg
+  \startenumeration{%
+    % Be sure we're not beyond the end of the alphabet.
+    \ifnum\itemno=0
+      \errmessage{No more uppercase letters in @enumerate; get a bigger
+                  alphabet}
+    \fi
+    \char\uccode\itemno
+  }%
+}
+
+% Call \doitemize, adding a period to the first argument and supplying the
+% common last two arguments.  Also subtract one from the initial value in
+% \itemno, since @item increments \itemno.
+%
+\def\startenumeration#1{%
+  \advance\itemno by -1
+  \doitemize{#1.}\flushcr
+}
+
+% @alphaenumerate and @capsenumerate are abbreviations for giving an arg
+% to @enumerate.
+%
+\def\alphaenumerate{\enumerate{a}}
+\def\capsenumerate{\enumerate{A}}
+\def\Ealphaenumerate{\Eenumerate}
+\def\Ecapsenumerate{\Eenumerate}
+
+
+% @multitable macros
+% Amy Hendrickson, 8/18/94, 3/6/96
+%
+% @multitable ... @end multitable will make as many columns as desired.
+% Contents of each column will wrap at width given in preamble.  Width
+% can be specified either with sample text given in a template line,
+% or in percent of \hsize, the current width of text on page.
+
+% Table can continue over pages but will only break between lines.
+
+% To make preamble:
+%
+% Either define widths of columns in terms of percent of \hsize:
+%   @multitable @columnfractions .25 .3 .45
+%   @item ...
+%
+%   Numbers following @columnfractions are the percent of the total
+%   current hsize to be used for each column. You may use as many
+%   columns as desired.
+
+
+% Or use a template:
+%   @multitable {Column 1 template} {Column 2 template} {Column 3 template}
+%   @item ...
+%   using the widest term desired in each column.
+
+% Each new table line starts with @item, each subsequent new column
+% starts with @tab. Empty columns may be produced by supplying @tab's
+% with nothing between them for as many times as empty columns are needed,
+% ie, @tab at tab@tab will produce two empty columns.
+
+% @item, @tab do not need to be on their own lines, but it will not hurt
+% if they are.
+
+% Sample multitable:
+
+%   @multitable {Column 1 template} {Column 2 template} {Column 3 template}
+%   @item first col stuff @tab second col stuff @tab third col
+%   @item
+%   first col stuff
+%   @tab
+%   second col stuff
+%   @tab
+%   third col
+%   @item first col stuff @tab second col stuff
+%   @tab Many paragraphs of text may be used in any column.
+%
+%         They will wrap at the width determined by the template.
+%   @item at tab@tab This will be in third column.
+%   @end multitable
+
+% Default dimensions may be reset by user.
+% @multitableparskip is vertical space between paragraphs in table.
+% @multitableparindent is paragraph indent in table.
+% @multitablecolmargin is horizontal space to be left between columns.
+% @multitablelinespace is space to leave between table items, baseline
+%                                                            to baseline.
+%   0pt means it depends on current normal line spacing.
+%
+\newskip\multitableparskip
+\newskip\multitableparindent
+\newdimen\multitablecolspace
+\newskip\multitablelinespace
+\multitableparskip=0pt
+\multitableparindent=6pt
+\multitablecolspace=12pt
+\multitablelinespace=0pt
+
+% Macros used to set up halign preamble:
+%
+\let\endsetuptable\relax
+\def\xendsetuptable{\endsetuptable}
+\let\columnfractions\relax
+\def\xcolumnfractions{\columnfractions}
+\newif\ifsetpercent
+
+% #1 is the @columnfraction, usually a decimal number like .5, but might
+% be just 1.  We just use it, whatever it is.
+%
+\def\pickupwholefraction#1 {%
+  \global\advance\colcount by 1
+  \expandafter\xdef\csname col\the\colcount\endcsname{#1\hsize}%
+  \setuptable
+}
+
+\newcount\colcount
+\def\setuptable#1{%
+  \def\firstarg{#1}%
+  \ifx\firstarg\xendsetuptable
+    \let\go = \relax
+  \else
+    \ifx\firstarg\xcolumnfractions
+      \global\setpercenttrue
+    \else
+      \ifsetpercent
+         \let\go\pickupwholefraction
+      \else
+         \global\advance\colcount by 1
+         \setbox0=\hbox{#1\unskip\space}% Add a normal word space as a
+                   % separator; typically that is always in the input, anyway.
+         \expandafter\xdef\csname col\the\colcount\endcsname{\the\wd0}%
+      \fi
+    \fi
+    \ifx\go\pickupwholefraction
+      % Put the argument back for the \pickupwholefraction call, so
+      % we'll always have a period there to be parsed.
+      \def\go{\pickupwholefraction#1}%
+    \else
+      \let\go = \setuptable
+    \fi%
+  \fi
+  \go
+}
+
+% multitable-only commands.
+%
+% @headitem starts a heading row, which we typeset in bold.
+% Assignments have to be global since we are inside the implicit group
+% of an alignment entry.  \everycr resets \everytab so we don't have to
+% undo it ourselves.
+\def\headitemfont{\b}% for people to use in the template row; not changeable
+\def\headitem{%
+  \checkenv\multitable
+  \crcr
+  \global\everytab={\bf}% can't use \headitemfont since the parsing differs
+  \the\everytab % for the first item
+}%
+%
+% A \tab used to include \hskip1sp.  But then the space in a template
+% line is not enough.  That is bad.  So let's go back to just `&' until
+% we again encounter the problem the 1sp was intended to solve.
+%					--karl, nathan at acm.org, 20apr99.
+\def\tab{\checkenv\multitable &\the\everytab}%
+
+% @multitable ... @end multitable definitions:
+%
+\newtoks\everytab  % insert after every tab.
+%
+\envdef\multitable{%
+  \vskip\parskip
+  \startsavinginserts
+  %
+  % @item within a multitable starts a normal row.
+  % We use \def instead of \let so that if one of the multitable entries
+  % contains an @itemize, we don't choke on the \item (seen as \crcr aka
+  % \endtemplate) expanding \doitemize.
+  \def\item{\crcr}%
+  %
+  \tolerance=9500
+  \hbadness=9500
+  \setmultitablespacing
+  \parskip=\multitableparskip
+  \parindent=\multitableparindent
+  \overfullrule=0pt
+  \global\colcount=0
+  %
+  \everycr = {%
+    \noalign{%
+      \global\everytab={}%
+      \global\colcount=0 % Reset the column counter.
+      % Check for saved footnotes, etc.
+      \checkinserts
+      % Keeps underfull box messages off when table breaks over pages.
+      %\filbreak
+	% Maybe so, but it also creates really weird page breaks when the
+	% table breaks over pages. Wouldn't \vfil be better?  Wait until the
+	% problem manifests itself, so it can be fixed for real --karl.
+    }%
+  }%
+  %
+  \parsearg\domultitable
+}
+\def\domultitable#1{%
+  % To parse everything between @multitable and @item:
+  \setuptable#1 \endsetuptable
+  %
+  % This preamble sets up a generic column definition, which will
+  % be used as many times as user calls for columns.
+  % \vtop will set a single line and will also let text wrap and
+  % continue for many paragraphs if desired.
+  \halign\bgroup &%
+    \global\advance\colcount by 1
+    \multistrut
+    \vtop{%
+      % Use the current \colcount to find the correct column width:
+      \hsize=\expandafter\csname col\the\colcount\endcsname
+      %
+      % In order to keep entries from bumping into each other
+      % we will add a \leftskip of \multitablecolspace to all columns after
+      % the first one.
+      %
+      % If a template has been used, we will add \multitablecolspace
+      % to the width of each template entry.
+      %
+      % If the user has set preamble in terms of percent of \hsize we will
+      % use that dimension as the width of the column, and the \leftskip
+      % will keep entries from bumping into each other.  Table will start at
+      % left margin and final column will justify at right margin.
+      %
+      % Make sure we don't inherit \rightskip from the outer environment.
+      \rightskip=0pt
+      \ifnum\colcount=1
+	% The first column will be indented with the surrounding text.
+	\advance\hsize by\leftskip
+      \else
+	\ifsetpercent \else
+	  % If user has not set preamble in terms of percent of \hsize
+	  % we will advance \hsize by \multitablecolspace.
+	  \advance\hsize by \multitablecolspace
+	\fi
+       % In either case we will make \leftskip=\multitablecolspace:
+      \leftskip=\multitablecolspace
+      \fi
+      % Ignoring space at the beginning and end avoids an occasional spurious
+      % blank line, when TeX decides to break the line at the space before the
+      % box from the multistrut, so the strut ends up on a line by itself.
+      % For example:
+      % @multitable @columnfractions .11 .89
+      % @item @code{#}
+      % @tab Legal holiday which is valid in major parts of the whole country.
+      % Is automatically provided with highlighting sequences respectively
+      % marking characters.
+      \noindent\ignorespaces##\unskip\multistrut
+    }\cr
+}
+\def\Emultitable{%
+  \crcr
+  \egroup % end the \halign
+  \global\setpercentfalse
+}
+
+\def\setmultitablespacing{%
+  \def\multistrut{\strut}% just use the standard line spacing
+  %
+  % Compute \multitablelinespace (if not defined by user) for use in
+  % \multitableparskip calculation.  We used define \multistrut based on
+  % this, but (ironically) that caused the spacing to be off.
+  % See bug-texinfo report from Werner Lemberg, 31 Oct 2004 12:52:20 +0100.
+\ifdim\multitablelinespace=0pt
+\setbox0=\vbox{X}\global\multitablelinespace=\the\baselineskip
+\global\advance\multitablelinespace by-\ht0
+\fi
+%% Test to see if parskip is larger than space between lines of
+%% table. If not, do nothing.
+%%        If so, set to same dimension as multitablelinespace.
+\ifdim\multitableparskip>\multitablelinespace
+\global\multitableparskip=\multitablelinespace
+\global\advance\multitableparskip-7pt %% to keep parskip somewhat smaller
+                                      %% than skip between lines in the table.
+\fi%
+\ifdim\multitableparskip=0pt
+\global\multitableparskip=\multitablelinespace
+\global\advance\multitableparskip-7pt %% to keep parskip somewhat smaller
+                                      %% than skip between lines in the table.
+\fi}
+
+
+\message{conditionals,}
+
+% @iftex, @ifnotdocbook, @ifnothtml, @ifnotinfo, @ifnotplaintext,
+% @ifnotxml always succeed.  They currently do nothing; we don't
+% attempt to check whether the conditionals are properly nested.  But we
+% have to remember that they are conditionals, so that @end doesn't
+% attempt to close an environment group.
+%
+\def\makecond#1{%
+  \expandafter\let\csname #1\endcsname = \relax
+  \expandafter\let\csname iscond.#1\endcsname = 1
+}
+\makecond{iftex}
+\makecond{ifnotdocbook}
+\makecond{ifnothtml}
+\makecond{ifnotinfo}
+\makecond{ifnotplaintext}
+\makecond{ifnotxml}
+
+% Ignore @ignore, @ifhtml, @ifinfo, and the like.
+%
+\def\direntry{\doignore{direntry}}
+\def\documentdescription{\doignore{documentdescription}}
+\def\docbook{\doignore{docbook}}
+\def\html{\doignore{html}}
+\def\ifdocbook{\doignore{ifdocbook}}
+\def\ifhtml{\doignore{ifhtml}}
+\def\ifinfo{\doignore{ifinfo}}
+\def\ifnottex{\doignore{ifnottex}}
+\def\ifplaintext{\doignore{ifplaintext}}
+\def\ifxml{\doignore{ifxml}}
+\def\ignore{\doignore{ignore}}
+\def\menu{\doignore{menu}}
+\def\xml{\doignore{xml}}
+
+% Ignore text until a line `@end #1', keeping track of nested conditionals.
+%
+% A count to remember the depth of nesting.
+\newcount\doignorecount
+
+\def\doignore#1{\begingroup
+  % Scan in ``verbatim'' mode:
+  \obeylines
+  \catcode`\@ = \other
+  \catcode`\{ = \other
+  \catcode`\} = \other
+  %
+  % Make sure that spaces turn into tokens that match what \doignoretext wants.
+  \spaceisspace
+  %
+  % Count number of #1's that we've seen.
+  \doignorecount = 0
+  %
+  % Swallow text until we reach the matching `@end #1'.
+  \dodoignore{#1}%
+}
+
+{ \catcode`_=11 % We want to use \_STOP_ which cannot appear in texinfo source.
+  \obeylines %
+  %
+  \gdef\dodoignore#1{%
+    % #1 contains the command name as a string, e.g., `ifinfo'.
+    %
+    % Define a command to find the next `@end #1'.
+    \long\def\doignoretext##1^^M at end #1{%
+      \doignoretextyyy##1^^M@#1\_STOP_}%
+    %
+    % And this command to find another #1 command, at the beginning of a
+    % line.  (Otherwise, we would consider a line `@c @ifset', for
+    % example, to count as an @ifset for nesting.)
+    \long\def\doignoretextyyy##1^^M@#1##2\_STOP_{\doignoreyyy{##2}\_STOP_}%
+    %
+    % And now expand that command.
+    \doignoretext ^^M%
+  }%
+}
+
+\def\doignoreyyy#1{%
+  \def\temp{#1}%
+  \ifx\temp\empty			% Nothing found.
+    \let\next\doignoretextzzz
+  \else					% Found a nested condition, ...
+    \advance\doignorecount by 1
+    \let\next\doignoretextyyy		% ..., look for another.
+    % If we're here, #1 ends with ^^M\ifinfo (for example).
+  \fi
+  \next #1% the token \_STOP_ is present just after this macro.
+}
+
+% We have to swallow the remaining "\_STOP_".
+%
+\def\doignoretextzzz#1{%
+  \ifnum\doignorecount = 0	% We have just found the outermost @end.
+    \let\next\enddoignore
+  \else				% Still inside a nested condition.
+    \advance\doignorecount by -1
+    \let\next\doignoretext      % Look for the next @end.
+  \fi
+  \next
+}
+
+% Finish off ignored text.
+{ \obeylines%
+  % Ignore anything after the last `@end #1'; this matters in verbatim
+  % environments, where otherwise the newline after an ignored conditional
+  % would result in a blank line in the output.
+  \gdef\enddoignore#1^^M{\endgroup\ignorespaces}%
+}
+
+
+% @set VAR sets the variable VAR to an empty value.
+% @set VAR REST-OF-LINE sets VAR to the value REST-OF-LINE.
+%
+% Since we want to separate VAR from REST-OF-LINE (which might be
+% empty), we can't just use \parsearg; we have to insert a space of our
+% own to delimit the rest of the line, and then take it out again if we
+% didn't need it.
+% We rely on the fact that \parsearg sets \catcode`\ =10.
+%
+\parseargdef\set{\setyyy#1 \endsetyyy}
+\def\setyyy#1 #2\endsetyyy{%
+  {%
+    \makevalueexpandable
+    \def\temp{#2}%
+    \edef\next{\gdef\makecsname{SET#1}}%
+    \ifx\temp\empty
+      \next{}%
+    \else
+      \setzzz#2\endsetzzz
+    \fi
+  }%
+}
+% Remove the trailing space \setxxx inserted.
+\def\setzzz#1 \endsetzzz{\next{#1}}
+
+% @clear VAR clears (i.e., unsets) the variable VAR.
+%
+\parseargdef\clear{%
+  {%
+    \makevalueexpandable
+    \global\expandafter\let\csname SET#1\endcsname=\relax
+  }%
+}
+
+% @value{foo} gets the text saved in variable foo.
+\def\value{\begingroup\makevalueexpandable\valuexxx}
+\def\valuexxx#1{\expandablevalue{#1}\endgroup}
+{
+  \catcode`\- = \active \catcode`\_ = \active
+  %
+  \gdef\makevalueexpandable{%
+    \let\value = \expandablevalue
+    % We don't want these characters active, ...
+    \catcode`\-=\other \catcode`\_=\other
+    % ..., but we might end up with active ones in the argument if
+    % we're called from @code, as @code{@value{foo-bar_}}, though.
+    % So \let them to their normal equivalents.
+    \let-\realdash \let_\normalunderscore
+  }
+}
+
+% We have this subroutine so that we can handle at least some @value's
+% properly in indexes (we call \makevalueexpandable in \indexdummies).
+% The command has to be fully expandable (if the variable is set), since
+% the result winds up in the index file.  This means that if the
+% variable's value contains other Texinfo commands, it's almost certain
+% it will fail (although perhaps we could fix that with sufficient work
+% to do a one-level expansion on the result, instead of complete).
+%
+\def\expandablevalue#1{%
+  \expandafter\ifx\csname SET#1\endcsname\relax
+    {[No value for ``#1'']}%
+    \message{Variable `#1', used in @value, is not set.}%
+  \else
+    \csname SET#1\endcsname
+  \fi
+}
+
+% @ifset VAR ... @end ifset reads the `...' iff VAR has been defined
+% with @set.
+%
+% To get special treatment of `@end ifset,' call \makeond and the redefine.
+%
+\makecond{ifset}
+\def\ifset{\parsearg{\doifset{\let\next=\ifsetfail}}}
+\def\doifset#1#2{%
+  {%
+    \makevalueexpandable
+    \let\next=\empty
+    \expandafter\ifx\csname SET#2\endcsname\relax
+      #1% If not set, redefine \next.
+    \fi
+    \expandafter
+  }\next
+}
+\def\ifsetfail{\doignore{ifset}}
+
+% @ifclear VAR ... @end ifclear reads the `...' iff VAR has never been
+% defined with @set, or has been undefined with @clear.
+%
+% The `\else' inside the `\doifset' parameter is a trick to reuse the
+% above code: if the variable is not set, do nothing, if it is set,
+% then redefine \next to \ifclearfail.
+%
+\makecond{ifclear}
+\def\ifclear{\parsearg{\doifset{\else \let\next=\ifclearfail}}}
+\def\ifclearfail{\doignore{ifclear}}
+
+% @dircategory CATEGORY  -- specify a category of the dir file
+% which this file should belong to.  Ignore this in TeX.
+\let\dircategory=\comment
+
+% @defininfoenclose.
+\let\definfoenclose=\comment
+
+
+\message{indexing,}
+% Index generation facilities
+
+% Define \newwrite to be identical to plain tex's \newwrite
+% except not \outer, so it can be used within macros and \if's.
+\edef\newwrite{\makecsname{ptexnewwrite}}
+
+% \newindex {foo} defines an index named foo.
+% It automatically defines \fooindex such that
+% \fooindex ...rest of line... puts an entry in the index foo.
+% It also defines \fooindfile to be the number of the output channel for
+% the file that accumulates this index.  The file's extension is foo.
+% The name of an index should be no more than 2 characters long
+% for the sake of vms.
+%
+\def\newindex#1{%
+  \iflinks
+    \expandafter\newwrite \csname#1indfile\endcsname
+    \openout \csname#1indfile\endcsname \jobname.#1 % Open the file
+  \fi
+  \expandafter\xdef\csname#1index\endcsname{%     % Define @#1index
+    \noexpand\doindex{#1}}
+}
+
+% @defindex foo  ==  \newindex{foo}
+%
+\def\defindex{\parsearg\newindex}
+
+% Define @defcodeindex, like @defindex except put all entries in @code.
+%
+\def\defcodeindex{\parsearg\newcodeindex}
+%
+\def\newcodeindex#1{%
+  \iflinks
+    \expandafter\newwrite \csname#1indfile\endcsname
+    \openout \csname#1indfile\endcsname \jobname.#1
+  \fi
+  \expandafter\xdef\csname#1index\endcsname{%
+    \noexpand\docodeindex{#1}}%
+}
+
+
+% @synindex foo bar    makes index foo feed into index bar.
+% Do this instead of @defindex foo if you don't want it as a separate index.
+%
+% @syncodeindex foo bar   similar, but put all entries made for index foo
+% inside @code.
+%
+\def\synindex#1 #2 {\dosynindex\doindex{#1}{#2}}
+\def\syncodeindex#1 #2 {\dosynindex\docodeindex{#1}{#2}}
+
+% #1 is \doindex or \docodeindex, #2 the index getting redefined (foo),
+% #3 the target index (bar).
+\def\dosynindex#1#2#3{%
+  % Only do \closeout if we haven't already done it, else we'll end up
+  % closing the target index.
+  \expandafter \ifx\csname donesynindex#2\endcsname \relax
+    % The \closeout helps reduce unnecessary open files; the limit on the
+    % Acorn RISC OS is a mere 16 files.
+    \expandafter\closeout\csname#2indfile\endcsname
+    \expandafter\let\csname donesynindex#2\endcsname = 1
+  \fi
+  % redefine \fooindfile:
+  \expandafter\let\expandafter\temp\expandafter=\csname#3indfile\endcsname
+  \expandafter\let\csname#2indfile\endcsname=\temp
+  % redefine \fooindex:
+  \expandafter\xdef\csname#2index\endcsname{\noexpand#1{#3}}%
+}
+
+% Define \doindex, the driver for all \fooindex macros.
+% Argument #1 is generated by the calling \fooindex macro,
+%  and it is "foo", the name of the index.
+
+% \doindex just uses \parsearg; it calls \doind for the actual work.
+% This is because \doind is more useful to call from other macros.
+
+% There is also \dosubind {index}{topic}{subtopic}
+% which makes an entry in a two-level index such as the operation index.
+
+\def\doindex#1{\edef\indexname{#1}\parsearg\singleindexer}
+\def\singleindexer #1{\doind{\indexname}{#1}}
+
+% like the previous two, but they put @code around the argument.
+\def\docodeindex#1{\edef\indexname{#1}\parsearg\singlecodeindexer}
+\def\singlecodeindexer #1{\doind{\indexname}{\code{#1}}}
+
+% Take care of Texinfo commands that can appear in an index entry.
+% Since there are some commands we want to expand, and others we don't,
+% we have to laboriously prevent expansion for those that we don't.
+%
+\def\indexdummies{%
+  \escapechar = `\\     % use backslash in output files.
+  \def\@{@}% change to @@ when we switch to @ as escape char in index files.
+  \def\ {\realbackslash\space }%
+  %
+  % Need these in case \tex is in effect and \{ is a \delimiter again.
+  % But can't use \lbracecmd and \rbracecmd because texindex assumes
+  % braces and backslashes are used only as delimiters.
+  \let\{ = \mylbrace
+  \let\} = \myrbrace
+  %
+  % I don't entirely understand this, but when an index entry is
+  % generated from a macro call, the \endinput which \scanmacro inserts
+  % causes processing to be prematurely terminated.  This is,
+  % apparently, because \indexsorttmp is fully expanded, and \endinput
+  % is an expandable command.  The redefinition below makes \endinput
+  % disappear altogether for that purpose -- although logging shows that
+  % processing continues to some further point.  On the other hand, it
+  % seems \endinput does not hurt in the printed index arg, since that
+  % is still getting written without apparent harm.
+  %
+  % Sample source (mac-idx3.tex, reported by Graham Percival to
+  % help-texinfo, 22may06):
+  % @macro funindex {WORD}
+  % @findex xyz
+  % @end macro
+  % ...
+  % @funindex commtest
+  %
+  % The above is not enough to reproduce the bug, but it gives the flavor.
+  %
+  % Sample whatsit resulting:
+  % . at write3{\entry{xyz}{@folio }{@code {xyz at endinput }}}
+  %
+  % So:
+  \let\endinput = \empty
+  %
+  % Do the redefinitions.
+  \commondummies
+}
+
+% For the aux and toc files, @ is the escape character.  So we want to
+% redefine everything using @ as the escape character (instead of
+% \realbackslash, still used for index files).  When everything uses @,
+% this will be simpler.
+%
+\def\atdummies{%
+  \def\@{@@}%
+  \def\ {@ }%
+  \let\{ = \lbraceatcmd
+  \let\} = \rbraceatcmd
+  %
+  % Do the redefinitions.
+  \commondummies
+  \otherbackslash
+}
+
+% Called from \indexdummies and \atdummies.
+%
+\def\commondummies{%
+  %
+  % \definedummyword defines \#1 as \string\#1\space, thus effectively
+  % preventing its expansion.  This is used only for control% words,
+  % not control letters, because the \space would be incorrect for
+  % control characters, but is needed to separate the control word
+  % from whatever follows.
+  %
+  % For control letters, we have \definedummyletter, which omits the
+  % space.
+  %
+  % These can be used both for control words that take an argument and
+  % those that do not.  If it is followed by {arg} in the input, then
+  % that will dutifully get written to the index (or wherever).
+  %
+  \def\definedummyword  ##1{\def##1{\string##1\space}}%
+  \def\definedummyletter##1{\def##1{\string##1}}%
+  \let\definedummyaccent\definedummyletter
+  %
+  \commondummiesnofonts
+  %
+  \definedummyletter\_%
+  %
+  % Non-English letters.
+  \definedummyword\AA
+  \definedummyword\AE
+  \definedummyword\DH
+  \definedummyword\L
+  \definedummyword\O
+  \definedummyword\OE
+  \definedummyword\TH
+  \definedummyword\aa
+  \definedummyword\ae
+  \definedummyword\dh
+  \definedummyword\exclamdown
+  \definedummyword\l
+  \definedummyword\o
+  \definedummyword\oe
+  \definedummyword\ordf
+  \definedummyword\ordm
+  \definedummyword\questiondown
+  \definedummyword\ss
+  \definedummyword\th
+  %
+  % Although these internal commands shouldn't show up, sometimes they do.
+  \definedummyword\bf
+  \definedummyword\gtr
+  \definedummyword\hat
+  \definedummyword\less
+  \definedummyword\sf
+  \definedummyword\sl
+  \definedummyword\tclose
+  \definedummyword\tt
+  %
+  \definedummyword\LaTeX
+  \definedummyword\TeX
+  %
+  % Assorted special characters.
+  \definedummyword\bullet
+  \definedummyword\comma
+  \definedummyword\copyright
+  \definedummyword\registeredsymbol
+  \definedummyword\dots
+  \definedummyword\enddots
+  \definedummyword\equiv
+  \definedummyword\error
+  \definedummyword\euro
+  \definedummyword\guillemetleft
+  \definedummyword\guillemetright
+  \definedummyword\guilsinglleft
+  \definedummyword\guilsinglright
+  \definedummyword\expansion
+  \definedummyword\minus
+  \definedummyword\ogonek
+  \definedummyword\pounds
+  \definedummyword\point
+  \definedummyword\print
+  \definedummyword\quotedblbase
+  \definedummyword\quotedblleft
+  \definedummyword\quotedblright
+  \definedummyword\quoteleft
+  \definedummyword\quoteright
+  \definedummyword\quotesinglbase
+  \definedummyword\result
+  \definedummyword\textdegree
+  %
+  % We want to disable all macros so that they are not expanded by \write.
+  \macrolist
+  %
+  \normalturnoffactive
+  %
+  % Handle some cases of @value -- where it does not contain any
+  % (non-fully-expandable) commands.
+  \makevalueexpandable
+}
+
+% \commondummiesnofonts: common to \commondummies and \indexnofonts.
+%
+\def\commondummiesnofonts{%
+  % Control letters and accents.
+  \definedummyletter\!%
+  \definedummyaccent\"%
+  \definedummyaccent\'%
+  \definedummyletter\*%
+  \definedummyaccent\,%
+  \definedummyletter\.%
+  \definedummyletter\/%
+  \definedummyletter\:%
+  \definedummyaccent\=%
+  \definedummyletter\?%
+  \definedummyaccent\^%
+  \definedummyaccent\`%
+  \definedummyaccent\~%
+  \definedummyword\u
+  \definedummyword\v
+  \definedummyword\H
+  \definedummyword\dotaccent
+  \definedummyword\ogonek
+  \definedummyword\ringaccent
+  \definedummyword\tieaccent
+  \definedummyword\ubaraccent
+  \definedummyword\udotaccent
+  \definedummyword\dotless
+  %
+  % Texinfo font commands.
+  \definedummyword\b
+  \definedummyword\i
+  \definedummyword\r
+  \definedummyword\sc
+  \definedummyword\t
+  %
+  % Commands that take arguments.
+  \definedummyword\acronym
+  \definedummyword\cite
+  \definedummyword\code
+  \definedummyword\command
+  \definedummyword\dfn
+  \definedummyword\email
+  \definedummyword\emph
+  \definedummyword\env
+  \definedummyword\file
+  \definedummyword\kbd
+  \definedummyword\key
+  \definedummyword\math
+  \definedummyword\option
+  \definedummyword\pxref
+  \definedummyword\ref
+  \definedummyword\samp
+  \definedummyword\strong
+  \definedummyword\tie
+  \definedummyword\uref
+  \definedummyword\url
+  \definedummyword\var
+  \definedummyword\verb
+  \definedummyword\w
+  \definedummyword\xref
+}
+
+% \indexnofonts is used when outputting the strings to sort the index
+% by, and when constructing control sequence names.  It eliminates all
+% control sequences and just writes whatever the best ASCII sort string
+% would be for a given command (usually its argument).
+%
+\def\indexnofonts{%
+  % Accent commands should become @asis.
+  \def\definedummyaccent##1{\let##1\asis}%
+  % We can just ignore other control letters.
+  \def\definedummyletter##1{\let##1\empty}%
+  % Hopefully, all control words can become @asis.
+  \let\definedummyword\definedummyaccent
+  %
+  \commondummiesnofonts
+  %
+  % Don't no-op \tt, since it isn't a user-level command
+  % and is used in the definitions of the active chars like <, >, |, etc.
+  % Likewise with the other plain tex font commands.
+  %\let\tt=\asis
+  %
+  \def\ { }%
+  \def\@{@}%
+  % how to handle braces?
+  \def\_{\normalunderscore}%
+  %
+  % Non-English letters.
+  \def\AA{AA}%
+  \def\AE{AE}%
+  \def\DH{DZZ}%
+  \def\L{L}%
+  \def\OE{OE}%
+  \def\O{O}%
+  \def\TH{ZZZ}%
+  \def\aa{aa}%
+  \def\ae{ae}%
+  \def\dh{dzz}%
+  \def\exclamdown{!}%
+  \def\l{l}%
+  \def\oe{oe}%
+  \def\ordf{a}%
+  \def\ordm{o}%
+  \def\o{o}%
+  \def\questiondown{?}%
+  \def\ss{ss}%
+  \def\th{zzz}%
+  %
+  \def\LaTeX{LaTeX}%
+  \def\TeX{TeX}%
+  %
+  % Assorted special characters.
+  % (The following {} will end up in the sort string, but that's ok.)
+  \def\bullet{bullet}%
+  \def\comma{,}%
+  \def\copyright{copyright}%
+  \def\dots{...}%
+  \def\enddots{...}%
+  \def\equiv{==}%
+  \def\error{error}%
+  \def\euro{euro}%
+  \def\expansion{==>}%
+  \def\guillemetleft{<<}%
+  \def\guillemetright{>>}%
+  \def\guilsinglleft{<}%
+  \def\guilsinglright{>}%
+  \def\minus{-}%
+  \def\point{.}%
+  \def\pounds{pounds}%
+  \def\print{-|}%
+  \def\quotedblbase{"}%
+  \def\quotedblleft{"}%
+  \def\quotedblright{"}%
+  \def\quoteleft{`}%
+  \def\quoteright{'}%
+  \def\quotesinglbase{,}%
+  \def\registeredsymbol{R}%
+  \def\result{=>}%
+  \def\textdegree{o}%
+  %
+  % We need to get rid of all macros, leaving only the arguments (if present).
+  % Of course this is not nearly correct, but it is the best we can do for now.
+  % makeinfo does not expand macros in the argument to @deffn, which ends up
+  % writing an index entry, and texindex isn't prepared for an index sort entry
+  % that starts with \.
+  %
+  % Since macro invocations are followed by braces, we can just redefine them
+  % to take a single TeX argument.  The case of a macro invocation that
+  % goes to end-of-line is not handled.
+  %
+  \macrolist
+}
+
+\let\indexbackslash=0  %overridden during \printindex.
+\let\SETmarginindex=\relax % put index entries in margin (undocumented)?
+
+% Most index entries go through here, but \dosubind is the general case.
+% #1 is the index name, #2 is the entry text.
+\def\doind#1#2{\dosubind{#1}{#2}{}}
+
+% Workhorse for all \fooindexes.
+% #1 is name of index, #2 is stuff to put there, #3 is subentry --
+% empty if called from \doind, as we usually are (the main exception
+% is with most defuns, which call us directly).
+%
+\def\dosubind#1#2#3{%
+  \iflinks
+  {%
+    % Store the main index entry text (including the third arg).
+    \toks0 = {#2}%
+    % If third arg is present, precede it with a space.
+    \def\thirdarg{#3}%
+    \ifx\thirdarg\empty \else
+      \toks0 = \expandafter{\the\toks0 \space #3}%
+    \fi
+    %
+    \edef\writeto{\csname#1indfile\endcsname}%
+    %
+    \safewhatsit\dosubindwrite
+  }%
+  \fi
+}
+
+% Write the entry in \toks0 to the index file:
+%
+\def\dosubindwrite{%
+  % Put the index entry in the margin if desired.
+  \ifx\SETmarginindex\relax\else
+    \insert\margin{\hbox{\vrule height8pt depth3pt width0pt \the\toks0}}%
+  \fi
+  %
+  % Remember, we are within a group.
+  \indexdummies % Must do this here, since \bf, etc expand at this stage
+  \def\backslashcurfont{\indexbackslash}% \indexbackslash isn't defined now
+      % so it will be output as is; and it will print as backslash.
+  %
+  % Process the index entry with all font commands turned off, to
+  % get the string to sort by.
+  {\indexnofonts
+   \edef\temp{\the\toks0}% need full expansion
+   \xdef\indexsorttmp{\temp}%
+  }%
+  %
+  % Set up the complete index entry, with both the sort key and
+  % the original text, including any font commands.  We write
+  % three arguments to \entry to the .?? file (four in the
+  % subentry case), texindex reduces to two when writing the .??s
+  % sorted result.
+  \edef\temp{%
+    \write\writeto{%
+      \string\entry{\indexsorttmp}{\noexpand\folio}{\the\toks0}}%
+  }%
+  \temp
+}
+
+% Take care of unwanted page breaks/skips around a whatsit:
+%
+% If a skip is the last thing on the list now, preserve it
+% by backing up by \lastskip, doing the \write, then inserting
+% the skip again.  Otherwise, the whatsit generated by the
+% \write or \pdfdest will make \lastskip zero.  The result is that
+% sequences like this:
+% @end defun
+% @tindex whatever
+% @defun ...
+% will have extra space inserted, because the \medbreak in the
+% start of the @defun won't see the skip inserted by the @end of
+% the previous defun.
+%
+% But don't do any of this if we're not in vertical mode.  We
+% don't want to do a \vskip and prematurely end a paragraph.
+%
+% Avoid page breaks due to these extra skips, too.
+%
+% But wait, there is a catch there:
+% We'll have to check whether \lastskip is zero skip.  \ifdim is not
+% sufficient for this purpose, as it ignores stretch and shrink parts
+% of the skip.  The only way seems to be to check the textual
+% representation of the skip.
+%
+% The following is almost like \def\zeroskipmacro{0.0pt} except that
+% the ``p'' and ``t'' characters have catcode \other, not 11 (letter).
+%
+\edef\zeroskipmacro{\expandafter\the\csname z at skip\endcsname}
+%
+\newskip\whatsitskip
+\newcount\whatsitpenalty
+%
+% ..., ready, GO:
+%
+\def\safewhatsit#1{%
+\ifhmode
+  #1%
+\else
+  % \lastskip and \lastpenalty cannot both be nonzero simultaneously.
+  \whatsitskip = \lastskip
+  \edef\lastskipmacro{\the\lastskip}%
+  \whatsitpenalty = \lastpenalty
+  %
+  % If \lastskip is nonzero, that means the last item was a
+  % skip.  And since a skip is discardable, that means this
+  % -\whatsitskip glue we're inserting is preceded by a
+  % non-discardable item, therefore it is not a potential
+  % breakpoint, therefore no \nobreak needed.
+  \ifx\lastskipmacro\zeroskipmacro
+  \else
+    \vskip-\whatsitskip
+  \fi
+  %
+  #1%
+  %
+  \ifx\lastskipmacro\zeroskipmacro
+    % If \lastskip was zero, perhaps the last item was a penalty, and
+    % perhaps it was >=10000, e.g., a \nobreak.  In that case, we want
+    % to re-insert the same penalty (values >10000 are used for various
+    % signals); since we just inserted a non-discardable item, any
+    % following glue (such as a \parskip) would be a breakpoint.  For example:
+    %
+    %   @deffn deffn-whatever
+    %   @vindex index-whatever
+    %   Description.
+    % would allow a break between the index-whatever whatsit
+    % and the "Description." paragraph.
+    \ifnum\whatsitpenalty>9999 \penalty\whatsitpenalty \fi
+  \else
+    % On the other hand, if we had a nonzero \lastskip,
+    % this make-up glue would be preceded by a non-discardable item
+    % (the whatsit from the \write), so we must insert a \nobreak.
+    \nobreak\vskip\whatsitskip
+  \fi
+\fi
+}
+
+% The index entry written in the file actually looks like
+%  \entry {sortstring}{page}{topic}
+% or
+%  \entry {sortstring}{page}{topic}{subtopic}
+% The texindex program reads in these files and writes files
+% containing these kinds of lines:
+%  \initial {c}
+%     before the first topic whose initial is c
+%  \entry {topic}{pagelist}
+%     for a topic that is used without subtopics
+%  \primary {topic}
+%     for the beginning of a topic that is used with subtopics
+%  \secondary {subtopic}{pagelist}
+%     for each subtopic.
+
+% Define the user-accessible indexing commands
+% @findex, @vindex, @kindex, @cindex.
+
+\def\findex {\fnindex}
+\def\kindex {\kyindex}
+\def\cindex {\cpindex}
+\def\vindex {\vrindex}
+\def\tindex {\tpindex}
+\def\pindex {\pgindex}
+
+\def\cindexsub {\begingroup\obeylines\cindexsub}
+{\obeylines %
+\gdef\cindexsub "#1" #2^^M{\endgroup %
+\dosubind{cp}{#2}{#1}}}
+
+% Define the macros used in formatting output of the sorted index material.
+
+% @printindex causes a particular index (the ??s file) to get printed.
+% It does not print any chapter heading (usually an @unnumbered).
+%
+\parseargdef\printindex{\begingroup
+  \dobreak \chapheadingskip{10000}%
+  %
+  \smallfonts \rm
+  \tolerance = 9500
+  \plainfrenchspacing
+  \everypar = {}% don't want the \kern\-parindent from indentation suppression.
+  %
+  % See if the index file exists and is nonempty.
+  % Change catcode of @ here so that if the index file contains
+  % \initial {@}
+  % as its first line, TeX doesn't complain about mismatched braces
+  % (because it thinks @} is a control sequence).
+  \catcode`\@ = 11
+  \openin 1 \jobname.#1s
+  \ifeof 1
+    % \enddoublecolumns gets confused if there is no text in the index,
+    % and it loses the chapter title and the aux file entries for the
+    % index.  The easiest way to prevent this problem is to make sure
+    % there is some text.
+    \putwordIndexNonexistent
+  \else
+    %
+    % If the index file exists but is empty, then \openin leaves \ifeof
+    % false.  We have to make TeX try to read something from the file, so
+    % it can discover if there is anything in it.
+    \read 1 to \temp
+    \ifeof 1
+      \putwordIndexIsEmpty
+    \else
+      % Index files are almost Texinfo source, but we use \ as the escape
+      % character.  It would be better to use @, but that's too big a change
+      % to make right now.
+      \def\indexbackslash{\backslashcurfont}%
+      \catcode`\\ = 0
+      \escapechar = `\\
+      \begindoublecolumns
+      \input \jobname.#1s
+      \enddoublecolumns
+    \fi
+  \fi
+  \closein 1
+\endgroup}
+
+% These macros are used by the sorted index file itself.
+% Change them to control the appearance of the index.
+
+\def\initial#1{{%
+  % Some minor font changes for the special characters.
+  \let\tentt=\sectt \let\tt=\sectt \let\sf=\sectt
+  %
+  % Remove any glue we may have, we'll be inserting our own.
+  \removelastskip
+  %
+  % We like breaks before the index initials, so insert a bonus.
+  \nobreak
+  \vskip 0pt plus 3\baselineskip
+  \penalty 0
+  \vskip 0pt plus -3\baselineskip
+  %
+  % Typeset the initial.  Making this add up to a whole number of
+  % baselineskips increases the chance of the dots lining up from column
+  % to column.  It still won't often be perfect, because of the stretch
+  % we need before each entry, but it's better.
+  %
+  % No shrink because it confuses \balancecolumns.
+  \vskip 1.67\baselineskip plus .5\baselineskip
+  \leftline{\secbf #1}%
+  % Do our best not to break after the initial.
+  \nobreak
+  \vskip .33\baselineskip plus .1\baselineskip
+}}
+
+% \entry typesets a paragraph consisting of the text (#1), dot leaders, and
+% then page number (#2) flushed to the right margin.  It is used for index
+% and table of contents entries.  The paragraph is indented by \leftskip.
+%
+% A straightforward implementation would start like this:
+%	\def\entry#1#2{...
+% But this freezes the catcodes in the argument, and can cause problems to
+% @code, which sets - active.  This problem was fixed by a kludge---
+% ``-'' was active throughout whole index, but this isn't really right.
+%
+% The right solution is to prevent \entry from swallowing the whole text.
+%                                 --kasal, 21nov03
+\def\entry{%
+  \begingroup
+    %
+    % Start a new paragraph if necessary, so our assignments below can't
+    % affect previous text.
+    \par
+    %
+    % Do not fill out the last line with white space.
+    \parfillskip = 0in
+    %
+    % No extra space above this paragraph.
+    \parskip = 0in
+    %
+    % Do not prefer a separate line ending with a hyphen to fewer lines.
+    \finalhyphendemerits = 0
+    %
+    % \hangindent is only relevant when the entry text and page number
+    % don't both fit on one line.  In that case, bob suggests starting the
+    % dots pretty far over on the line.  Unfortunately, a large
+    % indentation looks wrong when the entry text itself is broken across
+    % lines.  So we use a small indentation and put up with long leaders.
+    %
+    % \hangafter is reset to 1 (which is the value we want) at the start
+    % of each paragraph, so we need not do anything with that.
+    \hangindent = 2em
+    %
+    % When the entry text needs to be broken, just fill out the first line
+    % with blank space.
+    \rightskip = 0pt plus1fil
+    %
+    % A bit of stretch before each entry for the benefit of balancing
+    % columns.
+    \vskip 0pt plus1pt
+    %
+    % Swallow the left brace of the text (first parameter):
+    \afterassignment\doentry
+    \let\temp =
+}
+\def\doentry{%
+    \bgroup % Instead of the swallowed brace.
+      \noindent
+      \aftergroup\finishentry
+      % And now comes the text of the entry.
+}
+\def\finishentry#1{%
+    % #1 is the page number.
+    %
+    % The following is kludged to not output a line of dots in the index if
+    % there are no page numbers.  The next person who breaks this will be
+    % cursed by a Unix daemon.
+    \setbox\boxA = \hbox{#1}%
+    \ifdim\wd\boxA = 0pt
+      \ %
+    \else
+      %
+      % If we must, put the page number on a line of its own, and fill out
+      % this line with blank space.  (The \hfil is overwhelmed with the
+      % fill leaders glue in \indexdotfill if the page number does fit.)
+      \hfil\penalty50
+      \null\nobreak\indexdotfill % Have leaders before the page number.
+      %
+      % The `\ ' here is removed by the implicit \unskip that TeX does as
+      % part of (the primitive) \par.  Without it, a spurious underfull
+      % \hbox ensues.
+      \ifpdf
+	\pdfgettoks#1.%
+	\ \the\toksA
+      \else
+	\ #1%
+      \fi
+    \fi
+    \par
+  \endgroup
+}
+
+% Like plain.tex's \dotfill, except uses up at least 1 em.
+\def\indexdotfill{\cleaders
+  \hbox{$\mathsurround=0pt \mkern1.5mu.\mkern1.5mu$}\hskip 1em plus 1fill}
+
+\def\primary #1{\line{#1\hfil}}
+
+\newskip\secondaryindent \secondaryindent=0.5cm
+\def\secondary#1#2{{%
+  \parfillskip=0in
+  \parskip=0in
+  \hangindent=1in
+  \hangafter=1
+  \noindent\hskip\secondaryindent\hbox{#1}\indexdotfill
+  \ifpdf
+    \pdfgettoks#2.\ \the\toksA % The page number ends the paragraph.
+  \else
+    #2
+  \fi
+  \par
+}}
+
+% Define two-column mode, which we use to typeset indexes.
+% Adapted from the TeXbook, page 416, which is to say,
+% the manmac.tex format used to print the TeXbook itself.
+\catcode`\@=11
+
+\newbox\partialpage
+\newdimen\doublecolumnhsize
+
+\def\begindoublecolumns{\begingroup % ended by \enddoublecolumns
+  % Grab any single-column material above us.
+  \output = {%
+    %
+    % Here is a possibility not foreseen in manmac: if we accumulate a
+    % whole lot of material, we might end up calling this \output
+    % routine twice in a row (see the doublecol-lose test, which is
+    % essentially a couple of indexes with @setchapternewpage off).  In
+    % that case we just ship out what is in \partialpage with the normal
+    % output routine.  Generally, \partialpage will be empty when this
+    % runs and this will be a no-op.  See the indexspread.tex test case.
+    \ifvoid\partialpage \else
+      \onepageout{\pagecontents\partialpage}%
+    \fi
+    %
+    \global\setbox\partialpage = \vbox{%
+      % Unvbox the main output page.
+      \unvbox\PAGE
+      \kern-\topskip \kern\baselineskip
+    }%
+  }%
+  \eject % run that output routine to set \partialpage
+  %
+  % Use the double-column output routine for subsequent pages.
+  \output = {\doublecolumnout}%
+  %
+  % Change the page size parameters.  We could do this once outside this
+  % routine, in each of @smallbook, @afourpaper, and the default 8.5x11
+  % format, but then we repeat the same computation.  Repeating a couple
+  % of assignments once per index is clearly meaningless for the
+  % execution time, so we may as well do it in one place.
+  %
+  % First we halve the line length, less a little for the gutter between
+  % the columns.  We compute the gutter based on the line length, so it
+  % changes automatically with the paper format.  The magic constant
+  % below is chosen so that the gutter has the same value (well, +-<1pt)
+  % as it did when we hard-coded it.
+  %
+  % We put the result in a separate register, \doublecolumhsize, so we
+  % can restore it in \pagesofar, after \hsize itself has (potentially)
+  % been clobbered.
+  %
+  \doublecolumnhsize = \hsize
+    \advance\doublecolumnhsize by -.04154\hsize
+    \divide\doublecolumnhsize by 2
+  \hsize = \doublecolumnhsize
+  %
+  % Double the \vsize as well.  (We don't need a separate register here,
+  % since nobody clobbers \vsize.)
+  \vsize = 2\vsize
+}
+
+% The double-column output routine for all double-column pages except
+% the last.
+%
+\def\doublecolumnout{%
+  \splittopskip=\topskip \splitmaxdepth=\maxdepth
+  % Get the available space for the double columns -- the normal
+  % (undoubled) page height minus any material left over from the
+  % previous page.
+  \dimen@ = \vsize
+  \divide\dimen@ by 2
+  \advance\dimen@ by -\ht\partialpage
+  %
+  % box0 will be the left-hand column, box2 the right.
+  \setbox0=\vsplit255 to\dimen@ \setbox2=\vsplit255 to\dimen@
+  \onepageout\pagesofar
+  \unvbox255
+  \penalty\outputpenalty
+}
+%
+% Re-output the contents of the output page -- any previous material,
+% followed by the two boxes we just split, in box0 and box2.
+\def\pagesofar{%
+  \unvbox\partialpage
+  %
+  \hsize = \doublecolumnhsize
+  \wd0=\hsize \wd2=\hsize
+  \hbox to\pagewidth{\box0\hfil\box2}%
+}
+%
+% All done with double columns.
+\def\enddoublecolumns{%
+  % The following penalty ensures that the page builder is exercised
+  % _before_ we change the output routine.  This is necessary in the
+  % following situation:
+  %
+  % The last section of the index consists only of a single entry.
+  % Before this section, \pagetotal is less than \pagegoal, so no
+  % break occurs before the last section starts.  However, the last
+  % section, consisting of \initial and the single \entry, does not
+  % fit on the page and has to be broken off.  Without the following
+  % penalty the page builder will not be exercised until \eject
+  % below, and by that time we'll already have changed the output
+  % routine to the \balancecolumns version, so the next-to-last
+  % double-column page will be processed with \balancecolumns, which
+  % is wrong:  The two columns will go to the main vertical list, with
+  % the broken-off section in the recent contributions.  As soon as
+  % the output routine finishes, TeX starts reconsidering the page
+  % break.  The two columns and the broken-off section both fit on the
+  % page, because the two columns now take up only half of the page
+  % goal.  When TeX sees \eject from below which follows the final
+  % section, it invokes the new output routine that we've set after
+  % \balancecolumns below; \onepageout will try to fit the two columns
+  % and the final section into the vbox of \pageheight (see
+  % \pagebody), causing an overfull box.
+  %
+  % Note that glue won't work here, because glue does not exercise the
+  % page builder, unlike penalties (see The TeXbook, pp. 280-281).
+  \penalty0
+  %
+  \output = {%
+    % Split the last of the double-column material.  Leave it on the
+    % current page, no automatic page break.
+    \balancecolumns
+    %
+    % If we end up splitting too much material for the current page,
+    % though, there will be another page break right after this \output
+    % invocation ends.  Having called \balancecolumns once, we do not
+    % want to call it again.  Therefore, reset \output to its normal
+    % definition right away.  (We hope \balancecolumns will never be
+    % called on to balance too much material, but if it is, this makes
+    % the output somewhat more palatable.)
+    \global\output = {\onepageout{\pagecontents\PAGE}}%
+  }%
+  \eject
+  \endgroup % started in \begindoublecolumns
+  %
+  % \pagegoal was set to the doubled \vsize above, since we restarted
+  % the current page.  We're now back to normal single-column
+  % typesetting, so reset \pagegoal to the normal \vsize (after the
+  % \endgroup where \vsize got restored).
+  \pagegoal = \vsize
+}
+%
+% Called at the end of the double column material.
+\def\balancecolumns{%
+  \setbox0 = \vbox{\unvbox255}% like \box255 but more efficient, see p.120.
+  \dimen@ = \ht0
+  \advance\dimen@ by \topskip
+  \advance\dimen@ by-\baselineskip
+  \divide\dimen@ by 2 % target to split to
+  %debug\message{final 2-column material height=\the\ht0, target=\the\dimen at .}%
+  \splittopskip = \topskip
+  % Loop until we get a decent breakpoint.
+  {%
+    \vbadness = 10000
+    \loop
+      \global\setbox3 = \copy0
+      \global\setbox1 = \vsplit3 to \dimen@
+    \ifdim\ht3>\dimen@
+      \global\advance\dimen@ by 1pt
+    \repeat
+  }%
+  %debug\message{split to \the\dimen@, column heights: \the\ht1, \the\ht3.}%
+  \setbox0=\vbox to\dimen@{\unvbox1}%
+  \setbox2=\vbox to\dimen@{\unvbox3}%
+  %
+  \pagesofar
+}
+\catcode`\@ = \other
+
+
+\message{sectioning,}
+% Chapters, sections, etc.
+
+% \unnumberedno is an oxymoron, of course.  But we count the unnumbered
+% sections so that we can refer to them unambiguously in the pdf
+% outlines by their "section number".  We avoid collisions with chapter
+% numbers by starting them at 10000.  (If a document ever has 10000
+% chapters, we're in trouble anyway, I'm sure.)
+\newcount\unnumberedno \unnumberedno = 10000
+\newcount\chapno
+\newcount\secno        \secno=0
+\newcount\subsecno     \subsecno=0
+\newcount\subsubsecno  \subsubsecno=0
+
+% This counter is funny since it counts through charcodes of letters A, B, ...
+\newcount\appendixno  \appendixno = `\@
+%
+% \def\appendixletter{\char\the\appendixno}
+% We do the following ugly conditional instead of the above simple
+% construct for the sake of pdftex, which needs the actual
+% letter in the expansion, not just typeset.
+%
+\def\appendixletter{%
+  \ifnum\appendixno=`A A%
+  \else\ifnum\appendixno=`B B%
+  \else\ifnum\appendixno=`C C%
+  \else\ifnum\appendixno=`D D%
+  \else\ifnum\appendixno=`E E%
+  \else\ifnum\appendixno=`F F%
+  \else\ifnum\appendixno=`G G%
+  \else\ifnum\appendixno=`H H%
+  \else\ifnum\appendixno=`I I%
+  \else\ifnum\appendixno=`J J%
+  \else\ifnum\appendixno=`K K%
+  \else\ifnum\appendixno=`L L%
+  \else\ifnum\appendixno=`M M%
+  \else\ifnum\appendixno=`N N%
+  \else\ifnum\appendixno=`O O%
+  \else\ifnum\appendixno=`P P%
+  \else\ifnum\appendixno=`Q Q%
+  \else\ifnum\appendixno=`R R%
+  \else\ifnum\appendixno=`S S%
+  \else\ifnum\appendixno=`T T%
+  \else\ifnum\appendixno=`U U%
+  \else\ifnum\appendixno=`V V%
+  \else\ifnum\appendixno=`W W%
+  \else\ifnum\appendixno=`X X%
+  \else\ifnum\appendixno=`Y Y%
+  \else\ifnum\appendixno=`Z Z%
+  % The \the is necessary, despite appearances, because \appendixletter is
+  % expanded while writing the .toc file.  \char\appendixno is not
+  % expandable, thus it is written literally, thus all appendixes come out
+  % with the same letter (or @) in the toc without it.
+  \else\char\the\appendixno
+  \fi\fi\fi\fi\fi\fi\fi\fi\fi\fi\fi\fi\fi
+  \fi\fi\fi\fi\fi\fi\fi\fi\fi\fi\fi\fi\fi}
+
+% Each @chapter defines these (using marks) as the number+name, number
+% and name of the chapter.  Page headings and footings can use
+% these.  @section does likewise.
+\def\thischapter{}
+\def\thischapternum{}
+\def\thischaptername{}
+\def\thissection{}
+\def\thissectionnum{}
+\def\thissectionname{}
+
+\newcount\absseclevel % used to calculate proper heading level
+\newcount\secbase\secbase=0 % @raisesections/@lowersections modify this count
+
+% @raisesections: treat @section as chapter, @subsection as section, etc.
+\def\raisesections{\global\advance\secbase by -1}
+\let\up=\raisesections % original BFox name
+
+% @lowersections: treat @chapter as section, @section as subsection, etc.
+\def\lowersections{\global\advance\secbase by 1}
+\let\down=\lowersections % original BFox name
+
+% we only have subsub.
+\chardef\maxseclevel = 3
+%
+% A numbered section within an unnumbered changes to unnumbered too.
+% To achive this, remember the "biggest" unnum. sec. we are currently in:
+\chardef\unmlevel = \maxseclevel
+%
+% Trace whether the current chapter is an appendix or not:
+% \chapheadtype is "N" or "A", unnumbered chapters are ignored.
+\def\chapheadtype{N}
+
+% Choose a heading macro
+% #1 is heading type
+% #2 is heading level
+% #3 is text for heading
+\def\genhead#1#2#3{%
+  % Compute the abs. sec. level:
+  \absseclevel=#2
+  \advance\absseclevel by \secbase
+  % Make sure \absseclevel doesn't fall outside the range:
+  \ifnum \absseclevel < 0
+    \absseclevel = 0
+  \else
+    \ifnum \absseclevel > 3
+      \absseclevel = 3
+    \fi
+  \fi
+  % The heading type:
+  \def\headtype{#1}%
+  \if \headtype U%
+    \ifnum \absseclevel < \unmlevel
+      \chardef\unmlevel = \absseclevel
+    \fi
+  \else
+    % Check for appendix sections:
+    \ifnum \absseclevel = 0
+      \edef\chapheadtype{\headtype}%
+    \else
+      \if \headtype A\if \chapheadtype N%
+	\errmessage{@appendix... within a non-appendix chapter}%
+      \fi\fi
+    \fi
+    % Check for numbered within unnumbered:
+    \ifnum \absseclevel > \unmlevel
+      \def\headtype{U}%
+    \else
+      \chardef\unmlevel = 3
+    \fi
+  \fi
+  % Now print the heading:
+  \if \headtype U%
+    \ifcase\absseclevel
+	\unnumberedzzz{#3}%
+    \or \unnumberedseczzz{#3}%
+    \or \unnumberedsubseczzz{#3}%
+    \or \unnumberedsubsubseczzz{#3}%
+    \fi
+  \else
+    \if \headtype A%
+      \ifcase\absseclevel
+	  \appendixzzz{#3}%
+      \or \appendixsectionzzz{#3}%
+      \or \appendixsubseczzz{#3}%
+      \or \appendixsubsubseczzz{#3}%
+      \fi
+    \else
+      \ifcase\absseclevel
+	  \chapterzzz{#3}%
+      \or \seczzz{#3}%
+      \or \numberedsubseczzz{#3}%
+      \or \numberedsubsubseczzz{#3}%
+      \fi
+    \fi
+  \fi
+  \suppressfirstparagraphindent
+}
+
+% an interface:
+\def\numhead{\genhead N}
+\def\apphead{\genhead A}
+\def\unnmhead{\genhead U}
+
+% @chapter, @appendix, @unnumbered.  Increment top-level counter, reset
+% all lower-level sectioning counters to zero.
+%
+% Also set \chaplevelprefix, which we prepend to @float sequence numbers
+% (e.g., figures), q.v.  By default (before any chapter), that is empty.
+\let\chaplevelprefix = \empty
+%
+\outer\parseargdef\chapter{\numhead0{#1}} % normally numhead0 calls chapterzzz
+\def\chapterzzz#1{%
+  % section resetting is \global in case the chapter is in a group, such
+  % as an @include file.
+  \global\secno=0 \global\subsecno=0 \global\subsubsecno=0
+    \global\advance\chapno by 1
+  %
+  % Used for \float.
+  \gdef\chaplevelprefix{\the\chapno.}%
+  \resetallfloatnos
+  %
+  % \putwordChapter can contain complex things in translations.
+  \toks0=\expandafter{\putwordChapter}%
+  \message{\the\toks0 \space \the\chapno}%
+  %
+  % Write the actual heading.
+  \chapmacro{#1}{Ynumbered}{\the\chapno}%
+  %
+  % So @section and the like are numbered underneath this chapter.
+  \global\let\section = \numberedsec
+  \global\let\subsection = \numberedsubsec
+  \global\let\subsubsection = \numberedsubsubsec
+}
+
+\outer\parseargdef\appendix{\apphead0{#1}} % normally calls appendixzzz
+%
+\def\appendixzzz#1{%
+  \global\secno=0 \global\subsecno=0 \global\subsubsecno=0
+    \global\advance\appendixno by 1
+  \gdef\chaplevelprefix{\appendixletter.}%
+  \resetallfloatnos
+  %
+  % \putwordAppendix can contain complex things in translations.
+  \toks0=\expandafter{\putwordAppendix}%
+  \message{\the\toks0 \space \appendixletter}%
+  %
+  \chapmacro{#1}{Yappendix}{\appendixletter}%
+  %
+  \global\let\section = \appendixsec
+  \global\let\subsection = \appendixsubsec
+  \global\let\subsubsection = \appendixsubsubsec
+}
+
+\outer\parseargdef\unnumbered{\unnmhead0{#1}} % normally unnmhead0 calls unnumberedzzz
+\def\unnumberedzzz#1{%
+  \global\secno=0 \global\subsecno=0 \global\subsubsecno=0
+    \global\advance\unnumberedno by 1
+  %
+  % Since an unnumbered has no number, no prefix for figures.
+  \global\let\chaplevelprefix = \empty
+  \resetallfloatnos
+  %
+  % This used to be simply \message{#1}, but TeX fully expands the
+  % argument to \message.  Therefore, if #1 contained @-commands, TeX
+  % expanded them.  For example, in `@unnumbered The @cite{Book}', TeX
+  % expanded @cite (which turns out to cause errors because \cite is meant
+  % to be executed, not expanded).
+  %
+  % Anyway, we don't want the fully-expanded definition of @cite to appear
+  % as a result of the \message, we just want `@cite' itself.  We use
+  % \the<toks register> to achieve this: TeX expands \the<toks> only once,
+  % simply yielding the contents of <toks register>.  (We also do this for
+  % the toc entries.)
+  \toks0 = {#1}%
+  \message{(\the\toks0)}%
+  %
+  \chapmacro{#1}{Ynothing}{\the\unnumberedno}%
+  %
+  \global\let\section = \unnumberedsec
+  \global\let\subsection = \unnumberedsubsec
+  \global\let\subsubsection = \unnumberedsubsubsec
+}
+
+% @centerchap is like @unnumbered, but the heading is centered.
+\outer\parseargdef\centerchap{%
+  % Well, we could do the following in a group, but that would break
+  % an assumption that \chapmacro is called at the outermost level.
+  % Thus we are safer this way:		--kasal, 24feb04
+  \let\centerparametersmaybe = \centerparameters
+  \unnmhead0{#1}%
+  \let\centerparametersmaybe = \relax
+}
+
+% @top is like @unnumbered.
+\let\top\unnumbered
+
+% Sections.
+\outer\parseargdef\numberedsec{\numhead1{#1}} % normally calls seczzz
+\def\seczzz#1{%
+  \global\subsecno=0 \global\subsubsecno=0  \global\advance\secno by 1
+  \sectionheading{#1}{sec}{Ynumbered}{\the\chapno.\the\secno}%
+}
+
+\outer\parseargdef\appendixsection{\apphead1{#1}} % normally calls appendixsectionzzz
+\def\appendixsectionzzz#1{%
+  \global\subsecno=0 \global\subsubsecno=0  \global\advance\secno by 1
+  \sectionheading{#1}{sec}{Yappendix}{\appendixletter.\the\secno}%
+}
+\let\appendixsec\appendixsection
+
+\outer\parseargdef\unnumberedsec{\unnmhead1{#1}} % normally calls unnumberedseczzz
+\def\unnumberedseczzz#1{%
+  \global\subsecno=0 \global\subsubsecno=0  \global\advance\secno by 1
+  \sectionheading{#1}{sec}{Ynothing}{\the\unnumberedno.\the\secno}%
+}
+
+% Subsections.
+\outer\parseargdef\numberedsubsec{\numhead2{#1}} % normally calls numberedsubseczzz
+\def\numberedsubseczzz#1{%
+  \global\subsubsecno=0  \global\advance\subsecno by 1
+  \sectionheading{#1}{subsec}{Ynumbered}{\the\chapno.\the\secno.\the\subsecno}%
+}
+
+\outer\parseargdef\appendixsubsec{\apphead2{#1}} % normally calls appendixsubseczzz
+\def\appendixsubseczzz#1{%
+  \global\subsubsecno=0  \global\advance\subsecno by 1
+  \sectionheading{#1}{subsec}{Yappendix}%
+                 {\appendixletter.\the\secno.\the\subsecno}%
+}
+
+\outer\parseargdef\unnumberedsubsec{\unnmhead2{#1}} %normally calls unnumberedsubseczzz
+\def\unnumberedsubseczzz#1{%
+  \global\subsubsecno=0  \global\advance\subsecno by 1
+  \sectionheading{#1}{subsec}{Ynothing}%
+                 {\the\unnumberedno.\the\secno.\the\subsecno}%
+}
+
+% Subsubsections.
+\outer\parseargdef\numberedsubsubsec{\numhead3{#1}} % normally numberedsubsubseczzz
+\def\numberedsubsubseczzz#1{%
+  \global\advance\subsubsecno by 1
+  \sectionheading{#1}{subsubsec}{Ynumbered}%
+                 {\the\chapno.\the\secno.\the\subsecno.\the\subsubsecno}%
+}
+
+\outer\parseargdef\appendixsubsubsec{\apphead3{#1}} % normally appendixsubsubseczzz
+\def\appendixsubsubseczzz#1{%
+  \global\advance\subsubsecno by 1
+  \sectionheading{#1}{subsubsec}{Yappendix}%
+                 {\appendixletter.\the\secno.\the\subsecno.\the\subsubsecno}%
+}
+
+\outer\parseargdef\unnumberedsubsubsec{\unnmhead3{#1}} %normally unnumberedsubsubseczzz
+\def\unnumberedsubsubseczzz#1{%
+  \global\advance\subsubsecno by 1
+  \sectionheading{#1}{subsubsec}{Ynothing}%
+                 {\the\unnumberedno.\the\secno.\the\subsecno.\the\subsubsecno}%
+}
+
+% These macros control what the section commands do, according
+% to what kind of chapter we are in (ordinary, appendix, or unnumbered).
+% Define them by default for a numbered chapter.
+\let\section = \numberedsec
+\let\subsection = \numberedsubsec
+\let\subsubsection = \numberedsubsubsec
+
+% Define @majorheading, @heading and @subheading
+
+% NOTE on use of \vbox for chapter headings, section headings, and such:
+%       1) We use \vbox rather than the earlier \line to permit
+%          overlong headings to fold.
+%       2) \hyphenpenalty is set to 10000 because hyphenation in a
+%          heading is obnoxious; this forbids it.
+%       3) Likewise, headings look best if no \parindent is used, and
+%          if justification is not attempted.  Hence \raggedright.
+
+\def\majorheading{%
+  {\advance\chapheadingskip by 10pt \chapbreak }%
+  \parsearg\chapheadingzzz
+}
+
+\def\chapheading{\chapbreak \parsearg\chapheadingzzz}
+\def\chapheadingzzz#1{%
+  {\chapfonts \vbox{\hyphenpenalty=10000\tolerance=5000
+                    \parindent=0pt\ptexraggedright
+                    \rmisbold #1\hfill}}%
+  \bigskip \par\penalty 200\relax
+  \suppressfirstparagraphindent
+}
+
+% @heading, @subheading, @subsubheading.
+\parseargdef\heading{\sectionheading{#1}{sec}{Yomitfromtoc}{}
+  \suppressfirstparagraphindent}
+\parseargdef\subheading{\sectionheading{#1}{subsec}{Yomitfromtoc}{}
+  \suppressfirstparagraphindent}
+\parseargdef\subsubheading{\sectionheading{#1}{subsubsec}{Yomitfromtoc}{}
+  \suppressfirstparagraphindent}
+
+% These macros generate a chapter, section, etc. heading only
+% (including whitespace, linebreaking, etc. around it),
+% given all the information in convenient, parsed form.
+
+%%% Args are the skip and penalty (usually negative)
+\def\dobreak#1#2{\par\ifdim\lastskip<#1\removelastskip\penalty#2\vskip#1\fi}
+
+%%% Define plain chapter starts, and page on/off switching for it
+% Parameter controlling skip before chapter headings (if needed)
+
+\newskip\chapheadingskip
+
+\def\chapbreak{\dobreak \chapheadingskip {-4000}}
+\def\chappager{\par\vfill\supereject}
+% Because \domark is called before \chapoddpage, the filler page will
+% get the headings for the next chapter, which is wrong.  But we don't
+% care -- we just disable all headings on the filler page.
+\def\chapoddpage{%
+  \chappager
+  \ifodd\pageno \else
+    \begingroup
+      \evenheadline={\hfil}\evenfootline={\hfil}%
+      \oddheadline={\hfil}\oddfootline={\hfil}%
+      \hbox to 0pt{}%
+      \chappager
+    \endgroup
+  \fi
+}
+
+\def\setchapternewpage #1 {\csname CHAPPAG#1\endcsname}
+
+\def\CHAPPAGoff{%
+\global\let\contentsalignmacro = \chappager
+\global\let\pchapsepmacro=\chapbreak
+\global\let\pagealignmacro=\chappager}
+
+\def\CHAPPAGon{%
+\global\let\contentsalignmacro = \chappager
+\global\let\pchapsepmacro=\chappager
+\global\let\pagealignmacro=\chappager
+\global\def\HEADINGSon{\HEADINGSsingle}}
+
+\def\CHAPPAGodd{%
+\global\let\contentsalignmacro = \chapoddpage
+\global\let\pchapsepmacro=\chapoddpage
+\global\let\pagealignmacro=\chapoddpage
+\global\def\HEADINGSon{\HEADINGSdouble}}
+
+\CHAPPAGon
+
+% Chapter opening.
+%
+% #1 is the text, #2 is the section type (Ynumbered, Ynothing,
+% Yappendix, Yomitfromtoc), #3 the chapter number.
+%
+% To test against our argument.
+\def\Ynothingkeyword{Ynothing}
+\def\Yomitfromtockeyword{Yomitfromtoc}
+\def\Yappendixkeyword{Yappendix}
+%
+\def\chapmacro#1#2#3{%
+  % Insert the first mark before the heading break (see notes for \domark).
+  \let\prevchapterdefs=\lastchapterdefs
+  \let\prevsectiondefs=\lastsectiondefs
+  \gdef\lastsectiondefs{\gdef\thissectionname{}\gdef\thissectionnum{}%
+                        \gdef\thissection{}}%
+  %
+  \def\temptype{#2}%
+  \ifx\temptype\Ynothingkeyword
+    \gdef\lastchapterdefs{\gdef\thischaptername{#1}\gdef\thischapternum{}%
+                          \gdef\thischapter{\thischaptername}}%
+  \else\ifx\temptype\Yomitfromtockeyword
+    \gdef\lastchapterdefs{\gdef\thischaptername{#1}\gdef\thischapternum{}%
+                          \gdef\thischapter{}}%
+  \else\ifx\temptype\Yappendixkeyword
+    \toks0={#1}%
+    \xdef\lastchapterdefs{%
+      \gdef\noexpand\thischaptername{\the\toks0}%
+      \gdef\noexpand\thischapternum{\appendixletter}%
+      % \noexpand\putwordAppendix avoids expanding indigestible
+      % commands in some of the translations.
+      \gdef\noexpand\thischapter{\noexpand\putwordAppendix{}
+                                 \noexpand\thischapternum:
+                                 \noexpand\thischaptername}%
+    }%
+  \else
+    \toks0={#1}%
+    \xdef\lastchapterdefs{%
+      \gdef\noexpand\thischaptername{\the\toks0}%
+      \gdef\noexpand\thischapternum{\the\chapno}%
+      % \noexpand\putwordChapter avoids expanding indigestible
+      % commands in some of the translations.
+      \gdef\noexpand\thischapter{\noexpand\putwordChapter{}
+                                 \noexpand\thischapternum:
+                                 \noexpand\thischaptername}%
+    }%
+  \fi\fi\fi
+  %
+  % Output the mark.  Pass it through \safewhatsit, to take care of
+  % the preceding space.
+  \safewhatsit\domark
+  %
+  % Insert the chapter heading break.
+  \pchapsepmacro
+  %
+  % Now the second mark, after the heading break.  No break points
+  % between here and the heading.
+  \let\prevchapterdefs=\lastchapterdefs
+  \let\prevsectiondefs=\lastsectiondefs
+  \domark
+  %
+  {%
+    \chapfonts \rmisbold
+    %
+    % Have to define \lastsection before calling \donoderef, because the
+    % xref code eventually uses it.  On the other hand, it has to be called
+    % after \pchapsepmacro, or the headline will change too soon.
+    \gdef\lastsection{#1}%
+    %
+    % Only insert the separating space if we have a chapter/appendix
+    % number, and don't print the unnumbered ``number''.
+    \ifx\temptype\Ynothingkeyword
+      \setbox0 = \hbox{}%
+      \def\toctype{unnchap}%
+    \else\ifx\temptype\Yomitfromtockeyword
+      \setbox0 = \hbox{}% contents like unnumbered, but no toc entry
+      \def\toctype{omit}%
+    \else\ifx\temptype\Yappendixkeyword
+      \setbox0 = \hbox{\putwordAppendix{} #3\enspace}%
+      \def\toctype{app}%
+    \else
+      \setbox0 = \hbox{#3\enspace}%
+      \def\toctype{numchap}%
+    \fi\fi\fi
+    %
+    % Write the toc entry for this chapter.  Must come before the
+    % \donoderef, because we include the current node name in the toc
+    % entry, and \donoderef resets it to empty.
+    \writetocentry{\toctype}{#1}{#3}%
+    %
+    % For pdftex, we have to write out the node definition (aka, make
+    % the pdfdest) after any page break, but before the actual text has
+    % been typeset.  If the destination for the pdf outline is after the
+    % text, then jumping from the outline may wind up with the text not
+    % being visible, for instance under high magnification.
+    \donoderef{#2}%
+    %
+    % Typeset the actual heading.
+    \nobreak % Avoid page breaks at the interline glue.
+    \vbox{\hyphenpenalty=10000 \tolerance=5000 \parindent=0pt \ptexraggedright
+          \hangindent=\wd0 \centerparametersmaybe
+          \unhbox0 #1\par}%
+  }%
+  \nobreak\bigskip % no page break after a chapter title
+  \nobreak
+}
+
+% @centerchap -- centered and unnumbered.
+\let\centerparametersmaybe = \relax
+\def\centerparameters{%
+  \advance\rightskip by 3\rightskip
+  \leftskip = \rightskip
+  \parfillskip = 0pt
+}
+
+
+% I don't think this chapter style is supported any more, so I'm not
+% updating it with the new noderef stuff.  We'll see.  --karl, 11aug03.
+%
+\def\setchapterstyle #1 {\csname CHAPF#1\endcsname}
+%
+\def\unnchfopen #1{%
+\chapoddpage {\chapfonts \vbox{\hyphenpenalty=10000\tolerance=5000
+                       \parindent=0pt\ptexraggedright
+                       \rmisbold #1\hfill}}\bigskip \par\nobreak
+}
+\def\chfopen #1#2{\chapoddpage {\chapfonts
+\vbox to 3in{\vfil \hbox to\hsize{\hfil #2} \hbox to\hsize{\hfil #1} \vfil}}%
+\par\penalty 5000 %
+}
+\def\centerchfopen #1{%
+\chapoddpage {\chapfonts \vbox{\hyphenpenalty=10000\tolerance=5000
+                       \parindent=0pt
+                       \hfill {\rmisbold #1}\hfill}}\bigskip \par\nobreak
+}
+\def\CHAPFopen{%
+  \global\let\chapmacro=\chfopen
+  \global\let\centerchapmacro=\centerchfopen}
+
+
+% Section titles.  These macros combine the section number parts and
+% call the generic \sectionheading to do the printing.
+%
+\newskip\secheadingskip
+\def\secheadingbreak{\dobreak \secheadingskip{-1000}}
+
+% Subsection titles.
+\newskip\subsecheadingskip
+\def\subsecheadingbreak{\dobreak \subsecheadingskip{-500}}
+
+% Subsubsection titles.
+\def\subsubsecheadingskip{\subsecheadingskip}
+\def\subsubsecheadingbreak{\subsecheadingbreak}
+
+
+% Print any size, any type, section title.
+%
+% #1 is the text, #2 is the section level (sec/subsec/subsubsec), #3 is
+% the section type for xrefs (Ynumbered, Ynothing, Yappendix), #4 is the
+% section number.
+%
+\def\seckeyword{sec}
+%
+\def\sectionheading#1#2#3#4{%
+  {%
+    % Switch to the right set of fonts.
+    \csname #2fonts\endcsname \rmisbold
+    %
+    \def\sectionlevel{#2}%
+    \def\temptype{#3}%
+    %
+    % Insert first mark before the heading break (see notes for \domark).
+    \let\prevsectiondefs=\lastsectiondefs
+    \ifx\temptype\Ynothingkeyword
+      \ifx\sectionlevel\seckeyword
+        \gdef\lastsectiondefs{\gdef\thissectionname{#1}\gdef\thissectionnum{}%
+                              \gdef\thissection{\thissectionname}}%
+      \fi
+    \else\ifx\temptype\Yomitfromtockeyword
+      % Don't redefine \thissection.
+    \else\ifx\temptype\Yappendixkeyword
+      \ifx\sectionlevel\seckeyword
+        \toks0={#1}%
+        \xdef\lastsectiondefs{%
+          \gdef\noexpand\thissectionname{\the\toks0}%
+          \gdef\noexpand\thissectionnum{#4}%
+          % \noexpand\putwordSection avoids expanding indigestible
+          % commands in some of the translations.
+          \gdef\noexpand\thissection{\noexpand\putwordSection{}
+                                     \noexpand\thissectionnum:
+                                     \noexpand\thissectionname}%
+        }%
+      \fi
+    \else
+      \ifx\sectionlevel\seckeyword
+        \toks0={#1}%
+        \xdef\lastsectiondefs{%
+          \gdef\noexpand\thissectionname{\the\toks0}%
+          \gdef\noexpand\thissectionnum{#4}%
+          % \noexpand\putwordSection avoids expanding indigestible
+          % commands in some of the translations.
+          \gdef\noexpand\thissection{\noexpand\putwordSection{}
+                                     \noexpand\thissectionnum:
+                                     \noexpand\thissectionname}%
+        }%
+      \fi
+    \fi\fi\fi
+    %
+    % Go into vertical mode.  Usually we'll already be there, but we
+    % don't want the following whatsit to end up in a preceding paragraph
+    % if the document didn't happen to have a blank line.
+    \par
+    %
+    % Output the mark.  Pass it through \safewhatsit, to take care of
+    % the preceding space.
+    \safewhatsit\domark
+    %
+    % Insert space above the heading.
+    \csname #2headingbreak\endcsname
+    %
+    % Now the second mark, after the heading break.  No break points
+    % between here and the heading.
+    \let\prevsectiondefs=\lastsectiondefs
+    \domark
+    %
+    % Only insert the space after the number if we have a section number.
+    \ifx\temptype\Ynothingkeyword
+      \setbox0 = \hbox{}%
+      \def\toctype{unn}%
+      \gdef\lastsection{#1}%
+    \else\ifx\temptype\Yomitfromtockeyword
+      % for @headings -- no section number, don't include in toc,
+      % and don't redefine \lastsection.
+      \setbox0 = \hbox{}%
+      \def\toctype{omit}%
+      \let\sectionlevel=\empty
+    \else\ifx\temptype\Yappendixkeyword
+      \setbox0 = \hbox{#4\enspace}%
+      \def\toctype{app}%
+      \gdef\lastsection{#1}%
+    \else
+      \setbox0 = \hbox{#4\enspace}%
+      \def\toctype{num}%
+      \gdef\lastsection{#1}%
+    \fi\fi\fi
+    %
+    % Write the toc entry (before \donoderef).  See comments in \chapmacro.
+    \writetocentry{\toctype\sectionlevel}{#1}{#4}%
+    %
+    % Write the node reference (= pdf destination for pdftex).
+    % Again, see comments in \chapmacro.
+    \donoderef{#3}%
+    %
+    % Interline glue will be inserted when the vbox is completed.
+    % That glue will be a valid breakpoint for the page, since it'll be
+    % preceded by a whatsit (usually from the \donoderef, or from the
+    % \writetocentry if there was no node).  We don't want to allow that
+    % break, since then the whatsits could end up on page n while the
+    % section is on page n+1, thus toc/etc. are wrong.  Debian bug 276000.
+    \nobreak
+    %
+    % Output the actual section heading.
+    \vbox{\hyphenpenalty=10000 \tolerance=5000 \parindent=0pt \ptexraggedright
+          \hangindent=\wd0  % zero if no section number
+          \unhbox0 #1}%
+  }%
+  % Add extra space after the heading -- half of whatever came above it.
+  % Don't allow stretch, though.
+  \kern .5 \csname #2headingskip\endcsname
+  %
+  % Do not let the kern be a potential breakpoint, as it would be if it
+  % was followed by glue.
+  \nobreak
+  %
+  % We'll almost certainly start a paragraph next, so don't let that
+  % glue accumulate.  (Not a breakpoint because it's preceded by a
+  % discardable item.)
+  \vskip-\parskip
+  %
+  % This is purely so the last item on the list is a known \penalty >
+  % 10000.  This is so \startdefun can avoid allowing breakpoints after
+  % section headings.  Otherwise, it would insert a valid breakpoint between:
+  %
+  %   @section sec-whatever
+  %   @deffn def-whatever
+  \penalty 10001
+}
+
+
+\message{toc,}
+% Table of contents.
+\newwrite\tocfile
+
+% Write an entry to the toc file, opening it if necessary.
+% Called from @chapter, etc.
+%
+% Example usage: \writetocentry{sec}{Section Name}{\the\chapno.\the\secno}
+% We append the current node name (if any) and page number as additional
+% arguments for the \{chap,sec,...}entry macros which will eventually
+% read this.  The node name is used in the pdf outlines as the
+% destination to jump to.
+%
+% We open the .toc file for writing here instead of at @setfilename (or
+% any other fixed time) so that @contents can be anywhere in the document.
+% But if #1 is `omit', then we don't do anything.  This is used for the
+% table of contents chapter openings themselves.
+%
+\newif\iftocfileopened
+\def\omitkeyword{omit}%
+%
+\def\writetocentry#1#2#3{%
+  \edef\writetoctype{#1}%
+  \ifx\writetoctype\omitkeyword \else
+    \iftocfileopened\else
+      \immediate\openout\tocfile = \jobname.toc
+      \global\tocfileopenedtrue
+    \fi
+    %
+    \iflinks
+      {\atdummies
+       \edef\temp{%
+         \write\tocfile{@#1entry{#2}{#3}{\lastnode}{\noexpand\folio}}}%
+       \temp
+      }%
+    \fi
+  \fi
+  %
+  % Tell \shipout to create a pdf destination on each page, if we're
+  % writing pdf.  These are used in the table of contents.  We can't
+  % just write one on every page because the title pages are numbered
+  % 1 and 2 (the page numbers aren't printed), and so are the first
+  % two pages of the document.  Thus, we'd have two destinations named
+  % `1', and two named `2'.
+  \ifpdf \global\pdfmakepagedesttrue \fi
+}
+
+
+% These characters do not print properly in the Computer Modern roman
+% fonts, so we must take special care.  This is more or less redundant
+% with the Texinfo input format setup at the end of this file.
+%
+\def\activecatcodes{%
+  \catcode`\"=\active
+  \catcode`\$=\active
+  \catcode`\<=\active
+  \catcode`\>=\active
+  \catcode`\\=\active
+  \catcode`\^=\active
+  \catcode`\_=\active
+  \catcode`\|=\active
+  \catcode`\~=\active
+}
+
+
+% Read the toc file, which is essentially Texinfo input.
+\def\readtocfile{%
+  \setupdatafile
+  \activecatcodes
+  \input \tocreadfilename
+}
+
+\newskip\contentsrightmargin \contentsrightmargin=1in
+\newcount\savepageno
+\newcount\lastnegativepageno \lastnegativepageno = -1
+
+% Prepare to read what we've written to \tocfile.
+%
+\def\startcontents#1{%
+  % If @setchapternewpage on, and @headings double, the contents should
+  % start on an odd page, unlike chapters.  Thus, we maintain
+  % \contentsalignmacro in parallel with \pagealignmacro.
+  % From: Torbjorn Granlund <tege at matematik.su.se>
+  \contentsalignmacro
+  \immediate\closeout\tocfile
+  %
+  % Don't need to put `Contents' or `Short Contents' in the headline.
+  % It is abundantly clear what they are.
+  \chapmacro{#1}{Yomitfromtoc}{}%
+  %
+  \savepageno = \pageno
+  \begingroup                  % Set up to handle contents files properly.
+    \raggedbottom              % Worry more about breakpoints than the bottom.
+    \advance\hsize by -\contentsrightmargin % Don't use the full line length.
+    %
+    % Roman numerals for page numbers.
+    \ifnum \pageno>0 \global\pageno = \lastnegativepageno \fi
+}
+
+% redefined for the two-volume lispref.  We always output on
+% \jobname.toc even if this is redefined.
+%
+\def\tocreadfilename{\jobname.toc}
+
+% Normal (long) toc.
+%
+\def\contents{%
+  \startcontents{\putwordTOC}%
+    \openin 1 \tocreadfilename\space
+    \ifeof 1 \else
+      \readtocfile
+    \fi
+    \vfill \eject
+    \contentsalignmacro % in case @setchapternewpage odd is in effect
+    \ifeof 1 \else
+      \pdfmakeoutlines
+    \fi
+    \closein 1
+  \endgroup
+  \lastnegativepageno = \pageno
+  \global\pageno = \savepageno
+}
+
+% And just the chapters.
+\def\summarycontents{%
+  \startcontents{\putwordShortTOC}%
+    %
+    \let\numchapentry = \shortchapentry
+    \let\appentry = \shortchapentry
+    \let\unnchapentry = \shortunnchapentry
+    % We want a true roman here for the page numbers.
+    \secfonts
+    \let\rm=\shortcontrm \let\bf=\shortcontbf
+    \let\sl=\shortcontsl \let\tt=\shortconttt
+    \rm
+    \hyphenpenalty = 10000
+    \advance\baselineskip by 1pt % Open it up a little.
+    \def\numsecentry##1##2##3##4{}
+    \let\appsecentry = \numsecentry
+    \let\unnsecentry = \numsecentry
+    \let\numsubsecentry = \numsecentry
+    \let\appsubsecentry = \numsecentry
+    \let\unnsubsecentry = \numsecentry
+    \let\numsubsubsecentry = \numsecentry
+    \let\appsubsubsecentry = \numsecentry
+    \let\unnsubsubsecentry = \numsecentry
+    \openin 1 \tocreadfilename\space
+    \ifeof 1 \else
+      \readtocfile
+    \fi
+    \closein 1
+    \vfill \eject
+    \contentsalignmacro % in case @setchapternewpage odd is in effect
+  \endgroup
+  \lastnegativepageno = \pageno
+  \global\pageno = \savepageno
+}
+\let\shortcontents = \summarycontents
+
+% Typeset the label for a chapter or appendix for the short contents.
+% The arg is, e.g., `A' for an appendix, or `3' for a chapter.
+%
+\def\shortchaplabel#1{%
+  % This space should be enough, since a single number is .5em, and the
+  % widest letter (M) is 1em, at least in the Computer Modern fonts.
+  % But use \hss just in case.
+  % (This space doesn't include the extra space that gets added after
+  % the label; that gets put in by \shortchapentry above.)
+  %
+  % We'd like to right-justify chapter numbers, but that looks strange
+  % with appendix letters.  And right-justifying numbers and
+  % left-justifying letters looks strange when there is less than 10
+  % chapters.  Have to read the whole toc once to know how many chapters
+  % there are before deciding ...
+  \hbox to 1em{#1\hss}%
+}
+
+% These macros generate individual entries in the table of contents.
+% The first argument is the chapter or section name.
+% The last argument is the page number.
+% The arguments in between are the chapter number, section number, ...
+
+% Chapters, in the main contents.
+\def\numchapentry#1#2#3#4{\dochapentry{#2\labelspace#1}{#4}}
+%
+% Chapters, in the short toc.
+% See comments in \dochapentry re vbox and related settings.
+\def\shortchapentry#1#2#3#4{%
+  \tocentry{\shortchaplabel{#2}\labelspace #1}{\doshortpageno\bgroup#4\egroup}%
+}
+
+% Appendices, in the main contents.
+% Need the word Appendix, and a fixed-size box.
+%
+\def\appendixbox#1{%
+  % We use M since it's probably the widest letter.
+  \setbox0 = \hbox{\putwordAppendix{} M}%
+  \hbox to \wd0{\putwordAppendix{} #1\hss}}
+%
+\def\appentry#1#2#3#4{\dochapentry{\appendixbox{#2}\labelspace#1}{#4}}
+
+% Unnumbered chapters.
+\def\unnchapentry#1#2#3#4{\dochapentry{#1}{#4}}
+\def\shortunnchapentry#1#2#3#4{\tocentry{#1}{\doshortpageno\bgroup#4\egroup}}
+
+% Sections.
+\def\numsecentry#1#2#3#4{\dosecentry{#2\labelspace#1}{#4}}
+\let\appsecentry=\numsecentry
+\def\unnsecentry#1#2#3#4{\dosecentry{#1}{#4}}
+
+% Subsections.
+\def\numsubsecentry#1#2#3#4{\dosubsecentry{#2\labelspace#1}{#4}}
+\let\appsubsecentry=\numsubsecentry
+\def\unnsubsecentry#1#2#3#4{\dosubsecentry{#1}{#4}}
+
+% And subsubsections.
+\def\numsubsubsecentry#1#2#3#4{\dosubsubsecentry{#2\labelspace#1}{#4}}
+\let\appsubsubsecentry=\numsubsubsecentry
+\def\unnsubsubsecentry#1#2#3#4{\dosubsubsecentry{#1}{#4}}
+
+% This parameter controls the indentation of the various levels.
+% Same as \defaultparindent.
+\newdimen\tocindent \tocindent = 15pt
+
+% Now for the actual typesetting. In all these, #1 is the text and #2 is the
+% page number.
+%
+% If the toc has to be broken over pages, we want it to be at chapters
+% if at all possible; hence the \penalty.
+\def\dochapentry#1#2{%
+   \penalty-300 \vskip1\baselineskip plus.33\baselineskip minus.25\baselineskip
+   \begingroup
+     \chapentryfonts
+     \tocentry{#1}{\dopageno\bgroup#2\egroup}%
+   \endgroup
+   \nobreak\vskip .25\baselineskip plus.1\baselineskip
+}
+
+\def\dosecentry#1#2{\begingroup
+  \secentryfonts \leftskip=\tocindent
+  \tocentry{#1}{\dopageno\bgroup#2\egroup}%
+\endgroup}
+
+\def\dosubsecentry#1#2{\begingroup
+  \subsecentryfonts \leftskip=2\tocindent
+  \tocentry{#1}{\dopageno\bgroup#2\egroup}%
+\endgroup}
+
+\def\dosubsubsecentry#1#2{\begingroup
+  \subsubsecentryfonts \leftskip=3\tocindent
+  \tocentry{#1}{\dopageno\bgroup#2\egroup}%
+\endgroup}
+
+% We use the same \entry macro as for the index entries.
+\let\tocentry = \entry
+
+% Space between chapter (or whatever) number and the title.
+\def\labelspace{\hskip1em \relax}
+
+\def\dopageno#1{{\rm #1}}
+\def\doshortpageno#1{{\rm #1}}
+
+\def\chapentryfonts{\secfonts \rm}
+\def\secentryfonts{\textfonts}
+\def\subsecentryfonts{\textfonts}
+\def\subsubsecentryfonts{\textfonts}
+
+
+\message{environments,}
+% @foo ... @end foo.
+
+% @tex ... @end tex    escapes into raw Tex temporarily.
+% One exception: @ is still an escape character, so that @end tex works.
+% But \@ or @@ will get a plain tex @ character.
+
+\envdef\tex{%
+  \setupmarkupstyle{tex}%
+  \catcode `\\=0 \catcode `\{=1 \catcode `\}=2
+  \catcode `\$=3 \catcode `\&=4 \catcode `\#=6
+  \catcode `\^=7 \catcode `\_=8 \catcode `\~=\active \let~=\tie
+  \catcode `\%=14
+  \catcode `\+=\other
+  \catcode `\"=\other
+  \catcode `\|=\other
+  \catcode `\<=\other
+  \catcode `\>=\other
+  \catcode`\`=\other
+  \catcode`\'=\other
+  \escapechar=`\\
+  %
+  \let\b=\ptexb
+  \let\bullet=\ptexbullet
+  \let\c=\ptexc
+  \let\,=\ptexcomma
+  \let\.=\ptexdot
+  \let\dots=\ptexdots
+  \let\equiv=\ptexequiv
+  \let\!=\ptexexclam
+  \let\i=\ptexi
+  \let\indent=\ptexindent
+  \let\noindent=\ptexnoindent
+  \let\{=\ptexlbrace
+  \let\+=\tabalign
+  \let\}=\ptexrbrace
+  \let\/=\ptexslash
+  \let\*=\ptexstar
+  \let\t=\ptext
+  \expandafter \let\csname top\endcsname=\ptextop  % outer
+  \let\frenchspacing=\plainfrenchspacing
+  %
+  \def\endldots{\mathinner{\ldots\ldots\ldots\ldots}}%
+  \def\enddots{\relax\ifmmode\endldots\else$\mathsurround=0pt \endldots\,$\fi}%
+  \def\@{@}%
+}
+% There is no need to define \Etex.
+
+% Define @lisp ... @end lisp.
+% @lisp environment forms a group so it can rebind things,
+% including the definition of @end lisp (which normally is erroneous).
+
+% Amount to narrow the margins by for @lisp.
+\newskip\lispnarrowing \lispnarrowing=0.4in
+
+% This is the definition that ^^M gets inside @lisp, @example, and other
+% such environments.  \null is better than a space, since it doesn't
+% have any width.
+\def\lisppar{\null\endgraf}
+
+% This space is always present above and below environments.
+\newskip\envskipamount \envskipamount = 0pt
+
+% Make spacing and below environment symmetrical.  We use \parskip here
+% to help in doing that, since in @example-like environments \parskip
+% is reset to zero; thus the \afterenvbreak inserts no space -- but the
+% start of the next paragraph will insert \parskip.
+%
+\def\aboveenvbreak{{%
+  % =10000 instead of <10000 because of a special case in \itemzzz and
+  % \sectionheading, q.v.
+  \ifnum \lastpenalty=10000 \else
+    \advance\envskipamount by \parskip
+    \endgraf
+    \ifdim\lastskip<\envskipamount
+      \removelastskip
+      % it's not a good place to break if the last penalty was \nobreak
+      % or better ...
+      \ifnum\lastpenalty<10000 \penalty-50 \fi
+      \vskip\envskipamount
+    \fi
+  \fi
+}}
+
+\let\afterenvbreak = \aboveenvbreak
+
+% \nonarrowing is a flag.  If "set", @lisp etc don't narrow margins; it will
+% also clear it, so that its embedded environments do the narrowing again.
+\let\nonarrowing=\relax
+
+% @cartouche ... @end cartouche: draw rectangle w/rounded corners around
+% environment contents.
+\font\circle=lcircle10
+\newdimen\circthick
+\newdimen\cartouter\newdimen\cartinner
+\newskip\normbskip\newskip\normpskip\newskip\normlskip
+\circthick=\fontdimen8\circle
+%
+\def\ctl{{\circle\char'013\hskip -6pt}}% 6pt from pl file: 1/2charwidth
+\def\ctr{{\hskip 6pt\circle\char'010}}
+\def\cbl{{\circle\char'012\hskip -6pt}}
+\def\cbr{{\hskip 6pt\circle\char'011}}
+\def\carttop{\hbox to \cartouter{\hskip\lskip
+        \ctl\leaders\hrule height\circthick\hfil\ctr
+        \hskip\rskip}}
+\def\cartbot{\hbox to \cartouter{\hskip\lskip
+        \cbl\leaders\hrule height\circthick\hfil\cbr
+        \hskip\rskip}}
+%
+\newskip\lskip\newskip\rskip
+
+\envdef\cartouche{%
+  \ifhmode\par\fi  % can't be in the midst of a paragraph.
+  \startsavinginserts
+  \lskip=\leftskip \rskip=\rightskip
+  \leftskip=0pt\rightskip=0pt % we want these *outside*.
+  \cartinner=\hsize \advance\cartinner by-\lskip
+  \advance\cartinner by-\rskip
+  \cartouter=\hsize
+  \advance\cartouter by 18.4pt	% allow for 3pt kerns on either
+				% side, and for 6pt waste from
+				% each corner char, and rule thickness
+  \normbskip=\baselineskip \normpskip=\parskip \normlskip=\lineskip
+  % Flag to tell @lisp, etc., not to narrow margin.
+  \let\nonarrowing = t%
+  \vbox\bgroup
+      \baselineskip=0pt\parskip=0pt\lineskip=0pt
+      \carttop
+      \hbox\bgroup
+	  \hskip\lskip
+	  \vrule\kern3pt
+	  \vbox\bgroup
+	      \kern3pt
+	      \hsize=\cartinner
+	      \baselineskip=\normbskip
+	      \lineskip=\normlskip
+	      \parskip=\normpskip
+	      \vskip -\parskip
+	      \comment % For explanation, see the end of \def\group.
+}
+\def\Ecartouche{%
+              \ifhmode\par\fi
+	      \kern3pt
+	  \egroup
+	  \kern3pt\vrule
+	  \hskip\rskip
+      \egroup
+      \cartbot
+  \egroup
+  \checkinserts
+}
+
+
+% This macro is called at the beginning of all the @example variants,
+% inside a group.
+\newdimen\nonfillparindent
+\def\nonfillstart{%
+  \aboveenvbreak
+  \hfuzz = 12pt % Don't be fussy
+  \sepspaces % Make spaces be word-separators rather than space tokens.
+  \let\par = \lisppar % don't ignore blank lines
+  \obeylines % each line of input is a line of output
+  \parskip = 0pt
+  % Turn off paragraph indentation but redefine \indent to emulate
+  % the normal \indent.
+  \nonfillparindent=\parindent
+  \parindent = 0pt
+  \let\indent\nonfillindent
+  %
+  \emergencystretch = 0pt % don't try to avoid overfull boxes
+  \ifx\nonarrowing\relax
+    \advance \leftskip by \lispnarrowing
+    \exdentamount=\lispnarrowing
+  \else
+    \let\nonarrowing = \relax
+  \fi
+  \let\exdent=\nofillexdent
+}
+
+\begingroup
+\obeyspaces
+% We want to swallow spaces (but not other tokens) after the fake
+% @indent in our nonfill-environments, where spaces are normally
+% active and set to @tie, resulting in them not being ignored after
+% @indent.
+\gdef\nonfillindent{\futurelet\temp\nonfillindentcheck}%
+\gdef\nonfillindentcheck{%
+\ifx\temp %
+\expandafter\nonfillindentgobble%
+\else%
+\leavevmode\nonfillindentbox%
+\fi%
+}%
+\endgroup
+\def\nonfillindentgobble#1{\nonfillindent}
+\def\nonfillindentbox{\hbox to \nonfillparindent{\hss}}
+
+% If you want all examples etc. small: @set dispenvsize small.
+% If you want even small examples the full size: @set dispenvsize nosmall.
+% This affects the following displayed environments:
+%    @example, @display, @format, @lisp
+%
+\def\smallword{small}
+\def\nosmallword{nosmall}
+\let\SETdispenvsize\relax
+\def\setnormaldispenv{%
+  \ifx\SETdispenvsize\smallword
+    % end paragraph for sake of leading, in case document has no blank
+    % line.  This is redundant with what happens in \aboveenvbreak, but
+    % we need to do it before changing the fonts, and it's inconvenient
+    % to change the fonts afterward.
+    \ifnum \lastpenalty=10000 \else \endgraf \fi
+    \smallexamplefonts \rm
+  \fi
+}
+\def\setsmalldispenv{%
+  \ifx\SETdispenvsize\nosmallword
+  \else
+    \ifnum \lastpenalty=10000 \else \endgraf \fi
+    \smallexamplefonts \rm
+  \fi
+}
+
+% We often define two environments, @foo and @smallfoo.
+% Let's do it by one command:
+\def\makedispenv #1#2{
+  \expandafter\envdef\csname#1\endcsname {\setnormaldispenv #2}
+  \expandafter\envdef\csname small#1\endcsname {\setsmalldispenv #2}
+  \expandafter\let\csname E#1\endcsname \afterenvbreak
+  \expandafter\let\csname Esmall#1\endcsname \afterenvbreak
+}
+
+% Define two synonyms:
+\def\maketwodispenvs #1#2#3{
+  \makedispenv{#1}{#3}
+  \makedispenv{#2}{#3}
+}
+
+% @lisp: indented, narrowed, typewriter font; @example: same as @lisp.
+%
+% @smallexample and @smalllisp: use smaller fonts.
+% Originally contributed by Pavel at xerox.
+%
+\maketwodispenvs {lisp}{example}{%
+  \nonfillstart
+  \tt\setupmarkupstyle{example}%
+  \let\kbdfont = \kbdexamplefont % Allow @kbd to do something special.
+  \gobble       % eat return
+}
+% @display/@smalldisplay: same as @lisp except keep current font.
+%
+\makedispenv {display}{%
+  \nonfillstart
+  \gobble
+}
+
+% @format/@smallformat: same as @display except don't narrow margins.
+%
+\makedispenv{format}{%
+  \let\nonarrowing = t%
+  \nonfillstart
+  \gobble
+}
+
+% @flushleft: same as @format, but doesn't obey \SETdispenvsize.
+\envdef\flushleft{%
+  \let\nonarrowing = t%
+  \nonfillstart
+  \gobble
+}
+\let\Eflushleft = \afterenvbreak
+
+% @flushright.
+%
+\envdef\flushright{%
+  \let\nonarrowing = t%
+  \nonfillstart
+  \advance\leftskip by 0pt plus 1fill
+  \gobble
+}
+\let\Eflushright = \afterenvbreak
+
+
+% @raggedright does more-or-less normal line breaking but no right
+% justification.  From plain.tex.
+\envdef\raggedright{%
+  \rightskip0pt plus2em \spaceskip.3333em \xspaceskip.5em\relax
+}
+\let\Eraggedright\par
+
+\envdef\raggedleft{%
+  \parindent=0pt \leftskip0pt plus2em
+  \spaceskip.3333em \xspaceskip.5em \parfillskip=0pt
+  \hbadness=10000 % Last line will usually be underfull, so turn off
+                  % badness reporting.
+}
+\let\Eraggedleft\par
+
+\envdef\raggedcenter{%
+  \parindent=0pt \rightskip0pt plus1em \leftskip0pt plus1em
+  \spaceskip.3333em \xspaceskip.5em \parfillskip=0pt
+  \hbadness=10000 % Last line will usually be underfull, so turn off
+                  % badness reporting.
+}
+\let\Eraggedcenter\par
+
+
+% @quotation does normal linebreaking (hence we can't use \nonfillstart)
+% and narrows the margins.  We keep \parskip nonzero in general, since
+% we're doing normal filling.  So, when using \aboveenvbreak and
+% \afterenvbreak, temporarily make \parskip 0.
+%
+\def\quotationstart{%
+  {\parskip=0pt \aboveenvbreak}% because \aboveenvbreak inserts \parskip
+  \parindent=0pt
+  %
+  % @cartouche defines \nonarrowing to inhibit narrowing at next level down.
+  \ifx\nonarrowing\relax
+    \advance\leftskip by \lispnarrowing
+    \advance\rightskip by \lispnarrowing
+    \exdentamount = \lispnarrowing
+  \else
+    \let\nonarrowing = \relax
+  \fi
+  \parsearg\quotationlabel
+}
+
+\envdef\quotation{%
+  \setnormaldispenv
+  \quotationstart
+}
+
+\envdef\smallquotation{%
+  \setsmalldispenv
+  \quotationstart
+}
+\let\Esmallquotation = \Equotation
+
+% We have retained a nonzero parskip for the environment, since we're
+% doing normal filling.
+%
+\def\Equotation{%
+  \par
+  \ifx\quotationauthor\undefined\else
+    % indent a bit.
+    \leftline{\kern 2\leftskip \sl ---\quotationauthor}%
+  \fi
+  {\parskip=0pt \afterenvbreak}%
+}
+
+% If we're given an argument, typeset it in bold with a colon after.
+\def\quotationlabel#1{%
+  \def\temp{#1}%
+  \ifx\temp\empty \else
+    {\bf #1: }%
+  \fi
+}
+
+
+% LaTeX-like @verbatim... at end verbatim and @verb{<char>...<char>}
+% If we want to allow any <char> as delimiter,
+% we need the curly braces so that makeinfo sees the @verb command, eg:
+% `@verbx...x' would look like the '@verbx' command.  --janneke at gnu.org
+%
+% [Knuth]: Donald Ervin Knuth, 1996.  The TeXbook.
+%
+% [Knuth] p.344; only we need to do the other characters Texinfo sets
+% active too.  Otherwise, they get lost as the first character on a
+% verbatim line.
+\def\dospecials{%
+  \do\ \do\\\do\{\do\}\do\$\do\&%
+  \do\#\do\^\do\^^K\do\_\do\^^A\do\%\do\~%
+  \do\<\do\>\do\|\do\@\do+\do\"%
+  % Don't do the quotes -- if we do, @set txicodequoteundirected and
+  % @set txicodequotebacktick will not have effect on @verb and
+  % @verbatim, and ?` and !` ligatures won't get disabled.
+  %\do\`\do\'%
+}
+%
+% [Knuth] p. 380
+\def\uncatcodespecials{%
+  \def\do##1{\catcode`##1=\other}\dospecials}
+%
+% Setup for the @verb command.
+%
+% Eight spaces for a tab
+\begingroup
+  \catcode`\^^I=\active
+  \gdef\tabeightspaces{\catcode`\^^I=\active\def^^I{\ \ \ \ \ \ \ \ }}
+\endgroup
+%
+\def\setupverb{%
+  \tt  % easiest (and conventionally used) font for verbatim
+  \def\par{\leavevmode\endgraf}%
+  \setupmarkupstyle{verb}%
+  \tabeightspaces
+  % Respect line breaks,
+  % print special symbols as themselves, and
+  % make each space count
+  % must do in this order:
+  \obeylines \uncatcodespecials \sepspaces
+}
+
+% Setup for the @verbatim environment
+%
+% Real tab expansion
+\newdimen\tabw \setbox0=\hbox{\tt\space} \tabw=8\wd0 % tab amount
+%
+\def\starttabbox{\setbox0=\hbox\bgroup}
+%
+\begingroup
+  \catcode`\^^I=\active
+  \gdef\tabexpand{%
+    \catcode`\^^I=\active
+    \def^^I{\leavevmode\egroup
+      \dimen0=\wd0 % the width so far, or since the previous tab
+      \divide\dimen0 by\tabw
+      \multiply\dimen0 by\tabw % compute previous multiple of \tabw
+      \advance\dimen0 by\tabw  % advance to next multiple of \tabw
+      \wd0=\dimen0 \box0 \starttabbox
+    }%
+  }
+\endgroup
+
+% start the verbatim environment.
+\def\setupverbatim{%
+  \let\nonarrowing = t%
+  \nonfillstart
+  % Easiest (and conventionally used) font for verbatim
+  \tt
+  \def\par{\leavevmode\egroup\box0\endgraf}%
+  \tabexpand
+  \setupmarkupstyle{verbatim}%
+  % Respect line breaks,
+  % print special symbols as themselves, and
+  % make each space count
+  % must do in this order:
+  \obeylines \uncatcodespecials \sepspaces
+  \everypar{\starttabbox}%
+}
+
+% Do the @verb magic: verbatim text is quoted by unique
+% delimiter characters.  Before first delimiter expect a
+% right brace, after last delimiter expect closing brace:
+%
+%    \def\doverb'{'<char>#1<char>'}'{#1}
+%
+% [Knuth] p. 382; only eat outer {}
+\begingroup
+  \catcode`[=1\catcode`]=2\catcode`\{=\other\catcode`\}=\other
+  \gdef\doverb{#1[\def\next##1#1}[##1\endgroup]\next]
+\endgroup
+%
+\def\verb{\begingroup\setupverb\doverb}
+%
+%
+% Do the @verbatim magic: define the macro \doverbatim so that
+% the (first) argument ends when '@end verbatim' is reached, ie:
+%
+%     \def\doverbatim#1 at end verbatim{#1}
+%
+% For Texinfo it's a lot easier than for LaTeX,
+% because texinfo's \verbatim doesn't stop at '\end{verbatim}':
+% we need not redefine '\', '{' and '}'.
+%
+% Inspired by LaTeX's verbatim command set [latex.ltx]
+%
+\begingroup
+  \catcode`\ =\active
+  \obeylines %
+  % ignore everything up to the first ^^M, that's the newline at the end
+  % of the @verbatim input line itself.  Otherwise we get an extra blank
+  % line in the output.
+  \xdef\doverbatim#1^^M#2 at end verbatim{#2\noexpand\end\gobble verbatim}%
+  % We really want {...\end verbatim} in the body of the macro, but
+  % without the active space; thus we have to use \xdef and \gobble.
+\endgroup
+%
+\envdef\verbatim{%
+    \setupverbatim\doverbatim
+}
+\let\Everbatim = \afterenvbreak
+
+
+% @verbatiminclude FILE - insert text of file in verbatim environment.
+%
+\def\verbatiminclude{\parseargusing\filenamecatcodes\doverbatiminclude}
+%
+\def\doverbatiminclude#1{%
+  {%
+    \makevalueexpandable
+    \setupverbatim
+    \indexnofonts       % Allow `@@' and other weird things in file names.
+    \input #1
+    \afterenvbreak
+  }%
+}
+
+% @copying ... @end copying.
+% Save the text away for @insertcopying later.
+%
+% We save the uninterpreted tokens, rather than creating a box.
+% Saving the text in a box would be much easier, but then all the
+% typesetting commands (@smallbook, font changes, etc.) have to be done
+% beforehand -- and a) we want @copying to be done first in the source
+% file; b) letting users define the frontmatter in as flexible order as
+% possible is very desirable.
+%
+\def\copying{\checkenv{}\begingroup\scanargctxt\docopying}
+\def\docopying#1 at end copying{\endgroup\def\copyingtext{#1}}
+%
+\def\insertcopying{%
+  \begingroup
+    \parindent = 0pt  % paragraph indentation looks wrong on title page
+    \scanexp\copyingtext
+  \endgroup
+}
+
+
+\message{defuns,}
+% @defun etc.
+
+\newskip\defbodyindent \defbodyindent=.4in
+\newskip\defargsindent \defargsindent=50pt
+\newskip\deflastargmargin \deflastargmargin=18pt
+\newcount\defunpenalty
+
+% Start the processing of @deffn:
+\def\startdefun{%
+  \ifnum\lastpenalty<10000
+    \medbreak
+    \defunpenalty=10003 % Will keep this @deffn together with the
+                        % following @def command, see below.
+  \else
+    % If there are two @def commands in a row, we'll have a \nobreak,
+    % which is there to keep the function description together with its
+    % header.  But if there's nothing but headers, we need to allow a
+    % break somewhere.  Check specifically for penalty 10002, inserted
+    % by \printdefunline, instead of 10000, since the sectioning
+    % commands also insert a nobreak penalty, and we don't want to allow
+    % a break between a section heading and a defun.
+    %
+    % As a minor refinement, we avoid "club" headers by signalling
+    % with penalty of 10003 after the very first @deffn in the
+    % sequence (see above), and penalty of 10002 after any following
+    % @def command.
+    \ifnum\lastpenalty=10002 \penalty2000 \else \defunpenalty=10002 \fi
+    %
+    % Similarly, after a section heading, do not allow a break.
+    % But do insert the glue.
+    \medskip  % preceded by discardable penalty, so not a breakpoint
+  \fi
+  %
+  \parindent=0in
+  \advance\leftskip by \defbodyindent
+  \exdentamount=\defbodyindent
+}
+
+\def\dodefunx#1{%
+  % First, check whether we are in the right environment:
+  \checkenv#1%
+  %
+  % As above, allow line break if we have multiple x headers in a row.
+  % It's not a great place, though.
+  \ifnum\lastpenalty=10002 \penalty3000 \else \defunpenalty=10002 \fi
+  %
+  % And now, it's time to reuse the body of the original defun:
+  \expandafter\gobbledefun#1%
+}
+\def\gobbledefun#1\startdefun{}
+
+% \printdefunline \deffnheader{text}
+%
+\def\printdefunline#1#2{%
+  \begingroup
+    % call \deffnheader:
+    #1#2 \endheader
+    % common ending:
+    \interlinepenalty = 10000
+    \advance\rightskip by 0pt plus 1fil
+    \endgraf
+    \nobreak\vskip -\parskip
+    \penalty\defunpenalty  % signal to \startdefun and \dodefunx
+    % Some of the @defun-type tags do not enable magic parentheses,
+    % rendering the following check redundant.  But we don't optimize.
+    \checkparencounts
+  \endgroup
+}
+
+\def\Edefun{\endgraf\medbreak}
+
+% \makedefun{deffn} creates \deffn, \deffnx and \Edeffn;
+% the only thing remaining is to define \deffnheader.
+%
+\def\makedefun#1{%
+  \expandafter\let\csname E#1\endcsname = \Edefun
+  \edef\temp{\noexpand\domakedefun
+    \makecsname{#1}\makecsname{#1x}\makecsname{#1header}}%
+  \temp
+}
+
+% \domakedefun \deffn \deffnx \deffnheader
+%
+% Define \deffn and \deffnx, without parameters.
+% \deffnheader has to be defined explicitly.
+%
+\def\domakedefun#1#2#3{%
+  \envdef#1{%
+    \startdefun
+    \parseargusing\activeparens{\printdefunline#3}%
+  }%
+  \def#2{\dodefunx#1}%
+  \def#3%
+}
+
+%%% Untyped functions:
+
+% @deffn category name args
+\makedefun{deffn}{\deffngeneral{}}
+
+% @deffn category class name args
+\makedefun{defop}#1 {\defopon{#1\ \putwordon}}
+
+% \defopon {category on}class name args
+\def\defopon#1#2 {\deffngeneral{\putwordon\ \code{#2}}{#1\ \code{#2}} }
+
+% \deffngeneral {subind}category name args
+%
+\def\deffngeneral#1#2 #3 #4\endheader{%
+  % Remember that \dosubind{fn}{foo}{} is equivalent to \doind{fn}{foo}.
+  \dosubind{fn}{\code{#3}}{#1}%
+  \defname{#2}{}{#3}\magicamp\defunargs{#4\unskip}%
+}
+
+%%% Typed functions:
+
+% @deftypefn category type name args
+\makedefun{deftypefn}{\deftypefngeneral{}}
+
+% @deftypeop category class type name args
+\makedefun{deftypeop}#1 {\deftypeopon{#1\ \putwordon}}
+
+% \deftypeopon {category on}class type name args
+\def\deftypeopon#1#2 {\deftypefngeneral{\putwordon\ \code{#2}}{#1\ \code{#2}} }
+
+% \deftypefngeneral {subind}category type name args
+%
+\def\deftypefngeneral#1#2 #3 #4 #5\endheader{%
+  \dosubind{fn}{\code{#4}}{#1}%
+  \defname{#2}{#3}{#4}\defunargs{#5\unskip}%
+}
+
+%%% Typed variables:
+
+% @deftypevr category type var args
+\makedefun{deftypevr}{\deftypecvgeneral{}}
+
+% @deftypecv category class type var args
+\makedefun{deftypecv}#1 {\deftypecvof{#1\ \putwordof}}
+
+% \deftypecvof {category of}class type var args
+\def\deftypecvof#1#2 {\deftypecvgeneral{\putwordof\ \code{#2}}{#1\ \code{#2}} }
+
+% \deftypecvgeneral {subind}category type var args
+%
+\def\deftypecvgeneral#1#2 #3 #4 #5\endheader{%
+  \dosubind{vr}{\code{#4}}{#1}%
+  \defname{#2}{#3}{#4}\defunargs{#5\unskip}%
+}
+
+%%% Untyped variables:
+
+% @defvr category var args
+\makedefun{defvr}#1 {\deftypevrheader{#1} {} }
+
+% @defcv category class var args
+\makedefun{defcv}#1 {\defcvof{#1\ \putwordof}}
+
+% \defcvof {category of}class var args
+\def\defcvof#1#2 {\deftypecvof{#1}#2 {} }
+
+%%% Type:
+% @deftp category name args
+\makedefun{deftp}#1 #2 #3\endheader{%
+  \doind{tp}{\code{#2}}%
+  \defname{#1}{}{#2}\defunargs{#3\unskip}%
+}
+
+% Remaining @defun-like shortcuts:
+\makedefun{defun}{\deffnheader{\putwordDeffunc} }
+\makedefun{defmac}{\deffnheader{\putwordDefmac} }
+\makedefun{defspec}{\deffnheader{\putwordDefspec} }
+\makedefun{deftypefun}{\deftypefnheader{\putwordDeffunc} }
+\makedefun{defvar}{\defvrheader{\putwordDefvar} }
+\makedefun{defopt}{\defvrheader{\putwordDefopt} }
+\makedefun{deftypevar}{\deftypevrheader{\putwordDefvar} }
+\makedefun{defmethod}{\defopon\putwordMethodon}
+\makedefun{deftypemethod}{\deftypeopon\putwordMethodon}
+\makedefun{defivar}{\defcvof\putwordInstanceVariableof}
+\makedefun{deftypeivar}{\deftypecvof\putwordInstanceVariableof}
+
+% \defname, which formats the name of the @def (not the args).
+% #1 is the category, such as "Function".
+% #2 is the return type, if any.
+% #3 is the function name.
+%
+% We are followed by (but not passed) the arguments, if any.
+%
+\def\defname#1#2#3{%
+  % Get the values of \leftskip and \rightskip as they were outside the @def...
+  \advance\leftskip by -\defbodyindent
+  %
+  % How we'll format the type name.  Putting it in brackets helps
+  % distinguish it from the body text that may end up on the next line
+  % just below it.
+  \def\temp{#1}%
+  \setbox0=\hbox{\kern\deflastargmargin \ifx\temp\empty\else [\rm\temp]\fi}
+  %
+  % Figure out line sizes for the paragraph shape.
+  % The first line needs space for \box0; but if \rightskip is nonzero,
+  % we need only space for the part of \box0 which exceeds it:
+  \dimen0=\hsize  \advance\dimen0 by -\wd0  \advance\dimen0 by \rightskip
+  % The continuations:
+  \dimen2=\hsize  \advance\dimen2 by -\defargsindent
+  % (plain.tex says that \dimen1 should be used only as global.)
+  \parshape 2 0in \dimen0 \defargsindent \dimen2
+  %
+  % Put the type name to the right margin.
+  \noindent
+  \hbox to 0pt{%
+    \hfil\box0 \kern-\hsize
+    % \hsize has to be shortened this way:
+    \kern\leftskip
+    % Intentionally do not respect \rightskip, since we need the space.
+  }%
+  %
+  % Allow all lines to be underfull without complaint:
+  \tolerance=10000 \hbadness=10000
+  \exdentamount=\defbodyindent
+  {%
+    % defun fonts. We use typewriter by default (used to be bold) because:
+    % . we're printing identifiers, they should be in tt in principle.
+    % . in languages with many accents, such as Czech or French, it's
+    %   common to leave accents off identifiers.  The result looks ok in
+    %   tt, but exceedingly strange in rm.
+    % . we don't want -- and --- to be treated as ligatures.
+    % . this still does not fix the ?` and !` ligatures, but so far no
+    %   one has made identifiers using them :).
+    \df \tt
+    \def\temp{#2}% return value type
+    \ifx\temp\empty\else \tclose{\temp} \fi
+    #3% output function name
+  }%
+  {\rm\enskip}% hskip 0.5 em of \tenrm
+  %
+  \boldbrax
+  % arguments will be output next, if any.
+}
+
+% Print arguments in slanted roman (not ttsl), inconsistently with using
+% tt for the name.  This is because literal text is sometimes needed in
+% the argument list (groff manual), and ttsl and tt are not very
+% distinguishable.  Prevent hyphenation at `-' chars.
+%
+\def\defunargs#1{%
+  % use sl by default (not ttsl),
+  % tt for the names.
+  \df \sl \hyphenchar\font=0
+  %
+  % On the other hand, if an argument has two dashes (for instance), we
+  % want a way to get ttsl.  Let's try @var for that.
+  \def\var##1{{\setupmarkupstyle{var}\ttslanted{##1}}}%
+  #1%
+  \sl\hyphenchar\font=45
+}
+
+% We want ()&[] to print specially on the defun line.
+%
+\def\activeparens{%
+  \catcode`\(=\active \catcode`\)=\active
+  \catcode`\[=\active \catcode`\]=\active
+  \catcode`\&=\active
+}
+
+% Make control sequences which act like normal parenthesis chars.
+\let\lparen = ( \let\rparen = )
+
+% Be sure that we always have a definition for `(', etc.  For example,
+% if the fn name has parens in it, \boldbrax will not be in effect yet,
+% so TeX would otherwise complain about undefined control sequence.
+{
+  \activeparens
+  \global\let(=\lparen \global\let)=\rparen
+  \global\let[=\lbrack \global\let]=\rbrack
+  \global\let& = \&
+
+  \gdef\boldbrax{\let(=\opnr\let)=\clnr\let[=\lbrb\let]=\rbrb}
+  \gdef\magicamp{\let&=\amprm}
+}
+
+\newcount\parencount
+
+% If we encounter &foo, then turn on ()-hacking afterwards
+\newif\ifampseen
+\def\amprm#1 {\ampseentrue{\bf\&#1 }}
+
+\def\parenfont{%
+  \ifampseen
+    % At the first level, print parens in roman,
+    % otherwise use the default font.
+    \ifnum \parencount=1 \rm \fi
+  \else
+    % The \sf parens (in \boldbrax) actually are a little bolder than
+    % the contained text.  This is especially needed for [ and ] .
+    \sf
+  \fi
+}
+\def\infirstlevel#1{%
+  \ifampseen
+    \ifnum\parencount=1
+      #1%
+    \fi
+  \fi
+}
+\def\bfafterword#1 {#1 \bf}
+
+\def\opnr{%
+  \global\advance\parencount by 1
+  {\parenfont(}%
+  \infirstlevel \bfafterword
+}
+\def\clnr{%
+  {\parenfont)}%
+  \infirstlevel \sl
+  \global\advance\parencount by -1
+}
+
+\newcount\brackcount
+\def\lbrb{%
+  \global\advance\brackcount by 1
+  {\bf[}%
+}
+\def\rbrb{%
+  {\bf]}%
+  \global\advance\brackcount by -1
+}
+
+\def\checkparencounts{%
+  \ifnum\parencount=0 \else \badparencount \fi
+  \ifnum\brackcount=0 \else \badbrackcount \fi
+}
+% these should not use \errmessage; the glibc manual, at least, actually
+% has such constructs (when documenting function pointers).
+\def\badparencount{%
+  \message{Warning: unbalanced parentheses in @def...}%
+  \global\parencount=0
+}
+\def\badbrackcount{%
+  \message{Warning: unbalanced square brackets in @def...}%
+  \global\brackcount=0
+}
+
+
+\message{macros,}
+% @macro.
+
+% To do this right we need a feature of e-TeX, \scantokens,
+% which we arrange to emulate with a temporary file in ordinary TeX.
+\ifx\eTeXversion\undefined
+  \newwrite\macscribble
+  \def\scantokens#1{%
+    \toks0={#1}%
+    \immediate\openout\macscribble=\jobname.tmp
+    \immediate\write\macscribble{\the\toks0}%
+    \immediate\closeout\macscribble
+    \input \jobname.tmp
+  }
+\fi
+
+\def\scanmacro#1{%
+  \begingroup
+    \newlinechar`\^^M
+    \let\xeatspaces\eatspaces
+    % Undo catcode changes of \startcontents and \doprintindex
+    % When called from @insertcopying or (short)caption, we need active
+    % backslash to get it printed correctly.  Previously, we had
+    % \catcode`\\=\other instead.  We'll see whether a problem appears
+    % with macro expansion.				--kasal, 19aug04
+    \catcode`\@=0 \catcode`\\=\active \escapechar=`\@
+    % ... and \example
+    \spaceisspace
+    %
+    % Append \endinput to make sure that TeX does not see the ending newline.
+    % I've verified that it is necessary both for e-TeX and for ordinary TeX
+    %							--kasal, 29nov03
+    \scantokens{#1\endinput}%
+  \endgroup
+}
+
+\def\scanexp#1{%
+  \edef\temp{\noexpand\scanmacro{#1}}%
+  \temp
+}
+
+\newcount\paramno   % Count of parameters
+\newtoks\macname    % Macro name
+\newif\ifrecursive  % Is it recursive?
+
+% List of all defined macros in the form
+%    \definedummyword\macro1\definedummyword\macro2...
+% Currently is also contains all @aliases; the list can be split
+% if there is a need.
+\def\macrolist{}
+
+% Add the macro to \macrolist
+\def\addtomacrolist#1{\expandafter \addtomacrolistxxx \csname#1\endcsname}
+\def\addtomacrolistxxx#1{%
+     \toks0 = \expandafter{\macrolist\definedummyword#1}%
+     \xdef\macrolist{\the\toks0}%
+}
+
+% Utility routines.
+% This does \let #1 = #2, with \csnames; that is,
+%   \let \csname#1\endcsname = \csname#2\endcsname
+% (except of course we have to play expansion games).
+%
+\def\cslet#1#2{%
+  \expandafter\let
+  \csname#1\expandafter\endcsname
+  \csname#2\endcsname
+}
+
+% Trim leading and trailing spaces off a string.
+% Concepts from aro-bend problem 15 (see CTAN).
+{\catcode`\@=11
+\gdef\eatspaces #1{\expandafter\trim@\expandafter{#1 }}
+\gdef\trim@ #1{\trim@@ @#1 @ #1 @ @@}
+\gdef\trim@@ #1@ #2@ #3@@{\trim@@@\empty #2 @}
+\def\unbrace#1{#1}
+\unbrace{\gdef\trim@@@ #1 } #2@{#1}
+}
+
+% Trim a single trailing ^^M off a string.
+{\catcode`\^^M=\other \catcode`\Q=3%
+\gdef\eatcr #1{\eatcra #1Q^^MQ}%
+\gdef\eatcra#1^^MQ{\eatcrb#1Q}%
+\gdef\eatcrb#1Q#2Q{#1}%
+}
+
+% Macro bodies are absorbed as an argument in a context where
+% all characters are catcode 10, 11 or 12, except \ which is active
+% (as in normal texinfo). It is necessary to change the definition of \.
+
+% Non-ASCII encodings make 8-bit characters active, so un-activate
+% them to avoid their expansion.  Must do this non-globally, to
+% confine the change to the current group.
+
+% It's necessary to have hard CRs when the macro is executed. This is
+% done by  making ^^M (\endlinechar) catcode 12 when reading the macro
+% body, and then making it the \newlinechar in \scanmacro.
+
+\def\scanctxt{%
+  \catcode`\"=\other
+  \catcode`\+=\other
+  \catcode`\<=\other
+  \catcode`\>=\other
+  \catcode`\@=\other
+  \catcode`\^=\other
+  \catcode`\_=\other
+  \catcode`\|=\other
+  \catcode`\~=\other
+  \ifx\declaredencoding\ascii \else \setnonasciicharscatcodenonglobal\other \fi
+}
+
+\def\scanargctxt{%
+  \scanctxt
+  \catcode`\\=\other
+  \catcode`\^^M=\other
+}
+
+\def\macrobodyctxt{%
+  \scanctxt
+  \catcode`\{=\other
+  \catcode`\}=\other
+  \catcode`\^^M=\other
+  \usembodybackslash
+}
+
+\def\macroargctxt{%
+  \scanctxt
+  \catcode`\\=\other
+}
+
+% \mbodybackslash is the definition of \ in @macro bodies.
+% It maps \foo\ => \csname macarg.foo\endcsname => #N
+% where N is the macro parameter number.
+% We define \csname macarg.\endcsname to be \realbackslash, so
+% \\ in macro replacement text gets you a backslash.
+
+{\catcode`@=0 @catcode`@\=@active
+ @gdef at usembodybackslash{@let\=@mbodybackslash}
+ @gdef at mbodybackslash#1\{@csname macarg.#1 at endcsname}
+}
+\expandafter\def\csname macarg.\endcsname{\realbackslash}
+
+\def\macro{\recursivefalse\parsearg\macroxxx}
+\def\rmacro{\recursivetrue\parsearg\macroxxx}
+
+\def\macroxxx#1{%
+  \getargs{#1}%           now \macname is the macname and \argl the arglist
+  \ifx\argl\empty       % no arguments
+     \paramno=0%
+  \else
+     \expandafter\parsemargdef \argl;%
+  \fi
+  \if1\csname ismacro.\the\macname\endcsname
+     \message{Warning: redefining \the\macname}%
+  \else
+     \expandafter\ifx\csname \the\macname\endcsname \relax
+     \else \errmessage{Macro name \the\macname\space already defined}\fi
+     \global\cslet{macsave.\the\macname}{\the\macname}%
+     \global\expandafter\let\csname ismacro.\the\macname\endcsname=1%
+     \addtomacrolist{\the\macname}%
+  \fi
+  \begingroup \macrobodyctxt
+  \ifrecursive \expandafter\parsermacbody
+  \else \expandafter\parsemacbody
+  \fi}
+
+\parseargdef\unmacro{%
+  \if1\csname ismacro.#1\endcsname
+    \global\cslet{#1}{macsave.#1}%
+    \global\expandafter\let \csname ismacro.#1\endcsname=0%
+    % Remove the macro name from \macrolist:
+    \begingroup
+      \expandafter\let\csname#1\endcsname \relax
+      \let\definedummyword\unmacrodo
+      \xdef\macrolist{\macrolist}%
+    \endgroup
+  \else
+    \errmessage{Macro #1 not defined}%
+  \fi
+}
+
+% Called by \do from \dounmacro on each macro.  The idea is to omit any
+% macro definitions that have been changed to \relax.
+%
+\def\unmacrodo#1{%
+  \ifx #1\relax
+    % remove this
+  \else
+    \noexpand\definedummyword \noexpand#1%
+  \fi
+}
+
+% This makes use of the obscure feature that if the last token of a
+% <parameter list> is #, then the preceding argument is delimited by
+% an opening brace, and that opening brace is not consumed.
+\def\getargs#1{\getargsxxx#1{}}
+\def\getargsxxx#1#{\getmacname #1 \relax\getmacargs}
+\def\getmacname #1 #2\relax{\macname={#1}}
+\def\getmacargs#1{\def\argl{#1}}
+
+% Parse the optional {params} list.  Set up \paramno and \paramlist
+% so \defmacro knows what to do.  Define \macarg.blah for each blah
+% in the params list, to be ##N where N is the position in that list.
+% That gets used by \mbodybackslash (above).
+
+% We need to get `macro parameter char #' into several definitions.
+% The technique used is stolen from LaTeX:  let \hash be something
+% unexpandable, insert that wherever you need a #, and then redefine
+% it to # just before using the token list produced.
+%
+% The same technique is used to protect \eatspaces till just before
+% the macro is used.
+
+\def\parsemargdef#1;{\paramno=0\def\paramlist{}%
+        \let\hash\relax\let\xeatspaces\relax\parsemargdefxxx#1,;,}
+\def\parsemargdefxxx#1,{%
+  \if#1;\let\next=\relax
+  \else \let\next=\parsemargdefxxx
+    \advance\paramno by 1%
+    \expandafter\edef\csname macarg.\eatspaces{#1}\endcsname
+        {\xeatspaces{\hash\the\paramno}}%
+    \edef\paramlist{\paramlist\hash\the\paramno,}%
+  \fi\next}
+
+% These two commands read recursive and nonrecursive macro bodies.
+% (They're different since rec and nonrec macros end differently.)
+
+\long\def\parsemacbody#1 at end macro%
+{\xdef\temp{\eatcr{#1}}\endgroup\defmacro}%
+\long\def\parsermacbody#1 at end rmacro%
+{\xdef\temp{\eatcr{#1}}\endgroup\defmacro}%
+
+% This defines the macro itself. There are six cases: recursive and
+% nonrecursive macros of zero, one, and many arguments.
+% Much magic with \expandafter here.
+% \xdef is used so that macro definitions will survive the file
+% they're defined in; @include reads the file inside a group.
+\def\defmacro{%
+  \let\hash=##% convert placeholders to macro parameter chars
+  \ifrecursive
+    \ifcase\paramno
+    % 0
+      \expandafter\xdef\csname\the\macname\endcsname{%
+        \noexpand\scanmacro{\temp}}%
+    \or % 1
+      \expandafter\xdef\csname\the\macname\endcsname{%
+         \bgroup\noexpand\macroargctxt
+         \noexpand\braceorline
+         \expandafter\noexpand\csname\the\macname xxx\endcsname}%
+      \expandafter\xdef\csname\the\macname xxx\endcsname##1{%
+         \egroup\noexpand\scanmacro{\temp}}%
+    \else % many
+      \expandafter\xdef\csname\the\macname\endcsname{%
+         \bgroup\noexpand\macroargctxt
+         \noexpand\csname\the\macname xx\endcsname}%
+      \expandafter\xdef\csname\the\macname xx\endcsname##1{%
+          \expandafter\noexpand\csname\the\macname xxx\endcsname ##1,}%
+      \expandafter\expandafter
+      \expandafter\xdef
+      \expandafter\expandafter
+        \csname\the\macname xxx\endcsname
+          \paramlist{\egroup\noexpand\scanmacro{\temp}}%
+    \fi
+  \else
+    \ifcase\paramno
+    % 0
+      \expandafter\xdef\csname\the\macname\endcsname{%
+        \noexpand\norecurse{\the\macname}%
+        \noexpand\scanmacro{\temp}\egroup}%
+    \or % 1
+      \expandafter\xdef\csname\the\macname\endcsname{%
+         \bgroup\noexpand\macroargctxt
+         \noexpand\braceorline
+         \expandafter\noexpand\csname\the\macname xxx\endcsname}%
+      \expandafter\xdef\csname\the\macname xxx\endcsname##1{%
+        \egroup
+        \noexpand\norecurse{\the\macname}%
+        \noexpand\scanmacro{\temp}\egroup}%
+    \else % many
+      \expandafter\xdef\csname\the\macname\endcsname{%
+         \bgroup\noexpand\macroargctxt
+         \expandafter\noexpand\csname\the\macname xx\endcsname}%
+      \expandafter\xdef\csname\the\macname xx\endcsname##1{%
+          \expandafter\noexpand\csname\the\macname xxx\endcsname ##1,}%
+      \expandafter\expandafter
+      \expandafter\xdef
+      \expandafter\expandafter
+      \csname\the\macname xxx\endcsname
+      \paramlist{%
+          \egroup
+          \noexpand\norecurse{\the\macname}%
+          \noexpand\scanmacro{\temp}\egroup}%
+    \fi
+  \fi}
+
+\def\norecurse#1{\bgroup\cslet{#1}{macsave.#1}}
+
+% \braceorline decides whether the next nonwhitespace character is a
+% {.  If so it reads up to the closing }, if not, it reads the whole
+% line.  Whatever was read is then fed to the next control sequence
+% as an argument (by \parsebrace or \parsearg)
+\def\braceorline#1{\let\macnamexxx=#1\futurelet\nchar\braceorlinexxx}
+\def\braceorlinexxx{%
+  \ifx\nchar\bgroup\else
+    \expandafter\parsearg
+  \fi \macnamexxx}
+
+
+% @alias.
+% We need some trickery to remove the optional spaces around the equal
+% sign.  Just make them active and then expand them all to nothing.
+\def\alias{\parseargusing\obeyspaces\aliasxxx}
+\def\aliasxxx #1{\aliasyyy#1\relax}
+\def\aliasyyy #1=#2\relax{%
+  {%
+    \expandafter\let\obeyedspace=\empty
+    \addtomacrolist{#1}%
+    \xdef\next{\global\let\makecsname{#1}=\makecsname{#2}}%
+  }%
+  \next
+}
+
+
+\message{cross references,}
+
+\newwrite\auxfile
+\newif\ifhavexrefs    % True if xref values are known.
+\newif\ifwarnedxrefs  % True if we warned once that they aren't known.
+
+% @inforef is relatively simple.
+\def\inforef #1{\inforefzzz #1,,,,**}
+\def\inforefzzz #1,#2,#3,#4**{\putwordSee{} \putwordInfo{} \putwordfile{} \file{\ignorespaces #3{}},
+  node \samp{\ignorespaces#1{}}}
+
+% @node's only job in TeX is to define \lastnode, which is used in
+% cross-references.  The @node line might or might not have commas, and
+% might or might not have spaces before the first comma, like:
+% @node foo , bar , ...
+% We don't want such trailing spaces in the node name.
+%
+\parseargdef\node{\checkenv{}\donode #1 ,\finishnodeparse}
+%
+% also remove a trailing comma, in case of something like this:
+% @node Help-Cross,  ,  , Cross-refs
+\def\donode#1 ,#2\finishnodeparse{\dodonode #1,\finishnodeparse}
+\def\dodonode#1,#2\finishnodeparse{\gdef\lastnode{#1}}
+
+\let\nwnode=\node
+\let\lastnode=\empty
+
+% Write a cross-reference definition for the current node.  #1 is the
+% type (Ynumbered, Yappendix, Ynothing).
+%
+\def\donoderef#1{%
+  \ifx\lastnode\empty\else
+    \setref{\lastnode}{#1}%
+    \global\let\lastnode=\empty
+  \fi
+}
+
+% @anchor{NAME} -- define xref target at arbitrary point.
+%
+\newcount\savesfregister
+%
+\def\savesf{\relax \ifhmode \savesfregister=\spacefactor \fi}
+\def\restoresf{\relax \ifhmode \spacefactor=\savesfregister \fi}
+\def\anchor#1{\savesf \setref{#1}{Ynothing}\restoresf \ignorespaces}
+
+% \setref{NAME}{SNT} defines a cross-reference point NAME (a node or an
+% anchor), which consists of three parts:
+% 1) NAME-title - the current sectioning name taken from \lastsection,
+%                 or the anchor name.
+% 2) NAME-snt   - section number and type, passed as the SNT arg, or
+%                 empty for anchors.
+% 3) NAME-pg    - the page number.
+%
+% This is called from \donoderef, \anchor, and \dofloat.  In the case of
+% floats, there is an additional part, which is not written here:
+% 4) NAME-lof   - the text as it should appear in a @listoffloats.
+%
+\def\setref#1#2{%
+  \pdfmkdest{#1}%
+  \iflinks
+    {%
+      \atdummies  % preserve commands, but don't expand them
+      \edef\writexrdef##1##2{%
+	\write\auxfile{@xrdef{#1-% #1 of \setref, expanded by the \edef
+	  ##1}{##2}}% these are parameters of \writexrdef
+      }%
+      \toks0 = \expandafter{\lastsection}%
+      \immediate \writexrdef{title}{\the\toks0 }%
+      \immediate \writexrdef{snt}{\csname #2\endcsname}% \Ynumbered etc.
+      \safewhatsit{\writexrdef{pg}{\folio}}% will be written later, during \shipout
+    }%
+  \fi
+}
+
+% @xref, @pxref, and @ref generate cross-references.  For \xrefX, #1 is
+% the node name, #2 the name of the Info cross-reference, #3 the printed
+% node name, #4 the name of the Info file, #5 the name of the printed
+% manual.  All but the node name can be omitted.
+%
+\def\pxref#1{\putwordsee{} \xrefX[#1,,,,,,,]}
+\def\xref#1{\putwordSee{} \xrefX[#1,,,,,,,]}
+\def\ref#1{\xrefX[#1,,,,,,,]}
+\def\xrefX[#1,#2,#3,#4,#5,#6]{\begingroup
+  \unsepspaces
+  \def\printedmanual{\ignorespaces #5}%
+  \def\printedrefname{\ignorespaces #3}%
+  \setbox1=\hbox{\printedmanual\unskip}%
+  \setbox0=\hbox{\printedrefname\unskip}%
+  \ifdim \wd0 = 0pt
+    % No printed node name was explicitly given.
+    \expandafter\ifx\csname SETxref-automatic-section-title\endcsname\relax
+      % Use the node name inside the square brackets.
+      \def\printedrefname{\ignorespaces #1}%
+    \else
+      % Use the actual chapter/section title appear inside
+      % the square brackets.  Use the real section title if we have it.
+      \ifdim \wd1 > 0pt
+        % It is in another manual, so we don't have it.
+        \def\printedrefname{\ignorespaces #1}%
+      \else
+        \ifhavexrefs
+          % We know the real title if we have the xref values.
+          \def\printedrefname{\refx{#1-title}{}}%
+        \else
+          % Otherwise just copy the Info node name.
+          \def\printedrefname{\ignorespaces #1}%
+        \fi%
+      \fi
+    \fi
+  \fi
+  %
+  % Make link in pdf output.
+  \ifpdf
+    {\indexnofonts
+     \turnoffactive
+     % This expands tokens, so do it after making catcode changes, so _
+     % etc. don't get their TeX definitions.
+     \getfilename{#4}%
+     %
+     % See comments at \activebackslashdouble.
+     {\activebackslashdouble \xdef\pdfxrefdest{#1}%
+      \backslashparens\pdfxrefdest}%
+     %
+     \leavevmode
+     \startlink attr{/Border [0 0 0]}%
+     \ifnum\filenamelength>0
+       goto file{\the\filename.pdf} name{\pdfxrefdest}%
+     \else
+       goto name{\pdfmkpgn{\pdfxrefdest}}%
+     \fi
+    }%
+    \setcolor{\linkcolor}%
+  \fi
+  %
+  % Float references are printed completely differently: "Figure 1.2"
+  % instead of "[somenode], p.3".  We distinguish them by the
+  % LABEL-title being set to a magic string.
+  {%
+    % Have to otherify everything special to allow the \csname to
+    % include an _ in the xref name, etc.
+    \indexnofonts
+    \turnoffactive
+    \expandafter\global\expandafter\let\expandafter\Xthisreftitle
+      \csname XR#1-title\endcsname
+  }%
+  \iffloat\Xthisreftitle
+    % If the user specified the print name (third arg) to the ref,
+    % print it instead of our usual "Figure 1.2".
+    \ifdim\wd0 = 0pt
+      \refx{#1-snt}{}%
+    \else
+      \printedrefname
+    \fi
+    %
+    % if the user also gave the printed manual name (fifth arg), append
+    % "in MANUALNAME".
+    \ifdim \wd1 > 0pt
+      \space \putwordin{} \cite{\printedmanual}%
+    \fi
+  \else
+    % node/anchor (non-float) references.
+    %
+    % If we use \unhbox0 and \unhbox1 to print the node names, TeX does not
+    % insert empty discretionaries after hyphens, which means that it will
+    % not find a line break at a hyphen in a node names.  Since some manuals
+    % are best written with fairly long node names, containing hyphens, this
+    % is a loss.  Therefore, we give the text of the node name again, so it
+    % is as if TeX is seeing it for the first time.
+    \ifdim \wd1 > 0pt
+      \putwordSection{} ``\printedrefname'' \putwordin{} \cite{\printedmanual}%
+    \else
+      % _ (for example) has to be the character _ for the purposes of the
+      % control sequence corresponding to the node, but it has to expand
+      % into the usual \leavevmode...\vrule stuff for purposes of
+      % printing. So we \turnoffactive for the \refx-snt, back on for the
+      % printing, back off for the \refx-pg.
+      {\turnoffactive
+       % Only output a following space if the -snt ref is nonempty; for
+       % @unnumbered and @anchor, it won't be.
+       \setbox2 = \hbox{\ignorespaces \refx{#1-snt}{}}%
+       \ifdim \wd2 > 0pt \refx{#1-snt}\space\fi
+      }%
+      % output the `[mynode]' via a macro so it can be overridden.
+      \xrefprintnodename\printedrefname
+      %
+      % But we always want a comma and a space:
+      ,\space
+      %
+      % output the `page 3'.
+      \turnoffactive \putwordpage\tie\refx{#1-pg}{}%
+    \fi
+  \fi
+  \endlink
+\endgroup}
+
+% This macro is called from \xrefX for the `[nodename]' part of xref
+% output.  It's a separate macro only so it can be changed more easily,
+% since square brackets don't work well in some documents.  Particularly
+% one that Bob is working on :).
+%
+\def\xrefprintnodename#1{[#1]}
+
+% Things referred to by \setref.
+%
+\def\Ynothing{}
+\def\Yomitfromtoc{}
+\def\Ynumbered{%
+  \ifnum\secno=0
+    \putwordChapter at tie \the\chapno
+  \else \ifnum\subsecno=0
+    \putwordSection at tie \the\chapno.\the\secno
+  \else \ifnum\subsubsecno=0
+    \putwordSection at tie \the\chapno.\the\secno.\the\subsecno
+  \else
+    \putwordSection at tie \the\chapno.\the\secno.\the\subsecno.\the\subsubsecno
+  \fi\fi\fi
+}
+\def\Yappendix{%
+  \ifnum\secno=0
+     \putwordAppendix at tie @char\the\appendixno{}%
+  \else \ifnum\subsecno=0
+     \putwordSection at tie @char\the\appendixno.\the\secno
+  \else \ifnum\subsubsecno=0
+    \putwordSection at tie @char\the\appendixno.\the\secno.\the\subsecno
+  \else
+    \putwordSection at tie
+      @char\the\appendixno.\the\secno.\the\subsecno.\the\subsubsecno
+  \fi\fi\fi
+}
+
+% Define \refx{NAME}{SUFFIX} to reference a cross-reference string named NAME.
+% If its value is nonempty, SUFFIX is output afterward.
+%
+\def\refx#1#2{%
+  {%
+    \indexnofonts
+    \otherbackslash
+    \expandafter\global\expandafter\let\expandafter\thisrefX
+      \csname XR#1\endcsname
+  }%
+  \ifx\thisrefX\relax
+    % If not defined, say something at least.
+    \angleleft un\-de\-fined\angleright
+    \iflinks
+      \ifhavexrefs
+        \message{\linenumber Undefined cross reference `#1'.}%
+      \else
+        \ifwarnedxrefs\else
+          \global\warnedxrefstrue
+          \message{Cross reference values unknown; you must run TeX again.}%
+        \fi
+      \fi
+    \fi
+  \else
+    % It's defined, so just use it.
+    \thisrefX
+  \fi
+  #2% Output the suffix in any case.
+}
+
+% This is the macro invoked by entries in the aux file.  Usually it's
+% just a \def (we prepend XR to the control sequence name to avoid
+% collisions).  But if this is a float type, we have more work to do.
+%
+\def\xrdef#1#2{%
+  {% The node name might contain 8-bit characters, which in our current
+   % implementation are changed to commands like @'e.  Don't let these
+   % mess up the control sequence name.
+    \indexnofonts
+    \turnoffactive
+    \xdef\safexrefname{#1}%
+  }%
+  %
+  \expandafter\gdef\csname XR\safexrefname\endcsname{#2}% remember this xref
+  %
+  % Was that xref control sequence that we just defined for a float?
+  \expandafter\iffloat\csname XR\safexrefname\endcsname
+    % it was a float, and we have the (safe) float type in \iffloattype.
+    \expandafter\let\expandafter\floatlist
+      \csname floatlist\iffloattype\endcsname
+    %
+    % Is this the first time we've seen this float type?
+    \expandafter\ifx\floatlist\relax
+      \toks0 = {\do}% yes, so just \do
+    \else
+      % had it before, so preserve previous elements in list.
+      \toks0 = \expandafter{\floatlist\do}%
+    \fi
+    %
+    % Remember this xref in the control sequence \floatlistFLOATTYPE,
+    % for later use in \listoffloats.
+    \expandafter\xdef\csname floatlist\iffloattype\endcsname{\the\toks0
+      {\safexrefname}}%
+  \fi
+}
+
+% Read the last existing aux file, if any.  No error if none exists.
+%
+\def\tryauxfile{%
+  \openin 1 \jobname.aux
+  \ifeof 1 \else
+    \readdatafile{aux}%
+    \global\havexrefstrue
+  \fi
+  \closein 1
+}
+
+\def\setupdatafile{%
+  \catcode`\^^@=\other
+  \catcode`\^^A=\other
+  \catcode`\^^B=\other
+  \catcode`\^^C=\other
+  \catcode`\^^D=\other
+  \catcode`\^^E=\other
+  \catcode`\^^F=\other
+  \catcode`\^^G=\other
+  \catcode`\^^H=\other
+  \catcode`\^^K=\other
+  \catcode`\^^L=\other
+  \catcode`\^^N=\other
+  \catcode`\^^P=\other
+  \catcode`\^^Q=\other
+  \catcode`\^^R=\other
+  \catcode`\^^S=\other
+  \catcode`\^^T=\other
+  \catcode`\^^U=\other
+  \catcode`\^^V=\other
+  \catcode`\^^W=\other
+  \catcode`\^^X=\other
+  \catcode`\^^Z=\other
+  \catcode`\^^[=\other
+  \catcode`\^^\=\other
+  \catcode`\^^]=\other
+  \catcode`\^^^=\other
+  \catcode`\^^_=\other
+  % It was suggested to set the catcode of ^ to 7, which would allow ^^e4 etc.
+  % in xref tags, i.e., node names.  But since ^^e4 notation isn't
+  % supported in the main text, it doesn't seem desirable.  Furthermore,
+  % that is not enough: for node names that actually contain a ^
+  % character, we would end up writing a line like this: 'xrdef {'hat
+  % b-title}{'hat b} and \xrdef does a \csname...\endcsname on the first
+  % argument, and \hat is not an expandable control sequence.  It could
+  % all be worked out, but why?  Either we support ^^ or we don't.
+  %
+  % The other change necessary for this was to define \auxhat:
+  % \def\auxhat{\def^{'hat }}% extra space so ok if followed by letter
+  % and then to call \auxhat in \setq.
+  %
+  \catcode`\^=\other
+  %
+  % Special characters.  Should be turned off anyway, but...
+  \catcode`\~=\other
+  \catcode`\[=\other
+  \catcode`\]=\other
+  \catcode`\"=\other
+  \catcode`\_=\other
+  \catcode`\|=\other
+  \catcode`\<=\other
+  \catcode`\>=\other
+  \catcode`\$=\other
+  \catcode`\#=\other
+  \catcode`\&=\other
+  \catcode`\%=\other
+  \catcode`+=\other % avoid \+ for paranoia even though we've turned it off
+  %
+  % This is to support \ in node names and titles, since the \
+  % characters end up in a \csname.  It's easier than
+  % leaving it active and making its active definition an actual \
+  % character.  What I don't understand is why it works in the *value*
+  % of the xrdef.  Seems like it should be a catcode12 \, and that
+  % should not typeset properly.  But it works, so I'm moving on for
+  % now.  --karl, 15jan04.
+  \catcode`\\=\other
+  %
+  % Make the characters 128-255 be printing characters.
+  {%
+    \count1=128
+    \def\loop{%
+      \catcode\count1=\other
+      \advance\count1 by 1
+      \ifnum \count1<256 \loop \fi
+    }%
+  }%
+  %
+  % @ is our escape character in .aux files, and we need braces.
+  \catcode`\{=1
+  \catcode`\}=2
+  \catcode`\@=0
+}
+
+\def\readdatafile#1{%
+\begingroup
+  \setupdatafile
+  \input\jobname.#1
+\endgroup}
+
+
+\message{insertions,}
+% including footnotes.
+
+\newcount \footnoteno
+
+% The trailing space in the following definition for supereject is
+% vital for proper filling; pages come out unaligned when you do a
+% pagealignmacro call if that space before the closing brace is
+% removed. (Generally, numeric constants should always be followed by a
+% space to prevent strange expansion errors.)
+\def\supereject{\par\penalty -20000\footnoteno =0 }
+
+% @footnotestyle is meaningful for info output only.
+\let\footnotestyle=\comment
+
+{\catcode `\@=11
+%
+% Auto-number footnotes.  Otherwise like plain.
+\gdef\footnote{%
+  \let\indent=\ptexindent
+  \let\noindent=\ptexnoindent
+  \global\advance\footnoteno by \@ne
+  \edef\thisfootno{$^{\the\footnoteno}$}%
+  %
+  % In case the footnote comes at the end of a sentence, preserve the
+  % extra spacing after we do the footnote number.
+  \let\@sf\empty
+  \ifhmode\edef\@sf{\spacefactor\the\spacefactor}\ptexslash\fi
+  %
+  % Remove inadvertent blank space before typesetting the footnote number.
+  \unskip
+  \thisfootno\@sf
+  \dofootnote
+}%
+
+% Don't bother with the trickery in plain.tex to not require the
+% footnote text as a parameter.  Our footnotes don't need to be so general.
+%
+% Oh yes, they do; otherwise, @ifset (and anything else that uses
+% \parseargline) fails inside footnotes because the tokens are fixed when
+% the footnote is read.  --karl, 16nov96.
+%
+\gdef\dofootnote{%
+  \insert\footins\bgroup
+  % We want to typeset this text as a normal paragraph, even if the
+  % footnote reference occurs in (for example) a display environment.
+  % So reset some parameters.
+  \hsize=\pagewidth
+  \interlinepenalty\interfootnotelinepenalty
+  \splittopskip\ht\strutbox % top baseline for broken footnotes
+  \splitmaxdepth\dp\strutbox
+  \floatingpenalty\@MM
+  \leftskip\z at skip
+  \rightskip\z at skip
+  \spaceskip\z at skip
+  \xspaceskip\z at skip
+  \parindent\defaultparindent
+  %
+  \smallfonts \rm
+  %
+  % Because we use hanging indentation in footnotes, a @noindent appears
+  % to exdent this text, so make it be a no-op.  makeinfo does not use
+  % hanging indentation so @noindent can still be needed within footnote
+  % text after an @example or the like (not that this is good style).
+  \let\noindent = \relax
+  %
+  % Hang the footnote text off the number.  Use \everypar in case the
+  % footnote extends for more than one paragraph.
+  \everypar = {\hang}%
+  \textindent{\thisfootno}%
+  %
+  % Don't crash into the line above the footnote text.  Since this
+  % expands into a box, it must come within the paragraph, lest it
+  % provide a place where TeX can split the footnote.
+  \footstrut
+  \futurelet\next\fo at t
+}
+}%end \catcode `\@=11
+
+% In case a @footnote appears in a vbox, save the footnote text and create
+% the real \insert just after the vbox finished.  Otherwise, the insertion
+% would be lost.
+% Similarly, if a @footnote appears inside an alignment, save the footnote
+% text to a box and make the \insert when a row of the table is finished.
+% And the same can be done for other insert classes.  --kasal, 16nov03.
+
+% Replace the \insert primitive by a cheating macro.
+% Deeper inside, just make sure that the saved insertions are not spilled
+% out prematurely.
+%
+\def\startsavinginserts{%
+  \ifx \insert\ptexinsert
+    \let\insert\saveinsert
+  \else
+    \let\checkinserts\relax
+  \fi
+}
+
+% This \insert replacement works for both \insert\footins{foo} and
+% \insert\footins\bgroup foo\egroup, but it doesn't work for \insert27{foo}.
+%
+\def\saveinsert#1{%
+  \edef\next{\noexpand\savetobox \makeSAVEname#1}%
+  \afterassignment\next
+  % swallow the left brace
+  \let\temp =
+}
+\def\makeSAVEname#1{\makecsname{SAVE\expandafter\gobble\string#1}}
+\def\savetobox#1{\global\setbox#1 = \vbox\bgroup \unvbox#1}
+
+\def\checksaveins#1{\ifvoid#1\else \placesaveins#1\fi}
+
+\def\placesaveins#1{%
+  \ptexinsert \csname\expandafter\gobblesave\string#1\endcsname
+    {\box#1}%
+}
+
+% eat @SAVE -- beware, all of them have catcode \other:
+{
+  \def\dospecials{\do S\do A\do V\do E} \uncatcodespecials  %  ;-)
+  \gdef\gobblesave @SAVE{}
+}
+
+% initialization:
+\def\newsaveins #1{%
+  \edef\next{\noexpand\newsaveinsX \makeSAVEname#1}%
+  \next
+}
+\def\newsaveinsX #1{%
+  \csname newbox\endcsname #1%
+  \expandafter\def\expandafter\checkinserts\expandafter{\checkinserts
+    \checksaveins #1}%
+}
+
+% initialize:
+\let\checkinserts\empty
+\newsaveins\footins
+\newsaveins\margin
+
+
+% @image.  We use the macros from epsf.tex to support this.
+% If epsf.tex is not installed and @image is used, we complain.
+%
+% Check for and read epsf.tex up front.  If we read it only at @image
+% time, we might be inside a group, and then its definitions would get
+% undone and the next image would fail.
+\openin 1 = epsf.tex
+\ifeof 1 \else
+  % Do not bother showing banner with epsf.tex v2.7k (available in
+  % doc/epsf.tex and on ctan).
+  \def\epsfannounce{\toks0 = }%
+  \input epsf.tex
+\fi
+\closein 1
+%
+% We will only complain once about lack of epsf.tex.
+\newif\ifwarnednoepsf
+\newhelp\noepsfhelp{epsf.tex must be installed for images to
+  work.  It is also included in the Texinfo distribution, or you can get
+  it from ftp://tug.org/tex/epsf.tex.}
+%
+\def\image#1{%
+  \ifx\epsfbox\undefined
+    \ifwarnednoepsf \else
+      \errhelp = \noepsfhelp
+      \errmessage{epsf.tex not found, images will be ignored}%
+      \global\warnednoepsftrue
+    \fi
+  \else
+    \imagexxx #1,,,,,\finish
+  \fi
+}
+%
+% Arguments to @image:
+% #1 is (mandatory) image filename; we tack on .eps extension.
+% #2 is (optional) width, #3 is (optional) height.
+% #4 is (ignored optional) html alt text.
+% #5 is (ignored optional) extension.
+% #6 is just the usual extra ignored arg for parsing this stuff.
+\newif\ifimagevmode
+\def\imagexxx#1,#2,#3,#4,#5,#6\finish{\begingroup
+  \catcode`\^^M = 5     % in case we're inside an example
+  \normalturnoffactive  % allow _ et al. in names
+  % If the image is by itself, center it.
+  \ifvmode
+    \imagevmodetrue
+    \nobreak\medskip
+    % Usually we'll have text after the image which will insert
+    % \parskip glue, so insert it here too to equalize the space
+    % above and below.
+    \nobreak\vskip\parskip
+    \nobreak
+  \fi
+  %
+  % Leave vertical mode so that indentation from an enclosing
+  % environment such as @quotation is respected.  On the other hand, if
+  % it's at the top level, we don't want the normal paragraph indentation.
+  \noindent
+  %
+  % Output the image.
+  \ifpdf
+    \dopdfimage{#1}{#2}{#3}%
+  \else
+    % \epsfbox itself resets \epsf?size at each figure.
+    \setbox0 = \hbox{\ignorespaces #2}\ifdim\wd0 > 0pt \epsfxsize=#2\relax \fi
+    \setbox0 = \hbox{\ignorespaces #3}\ifdim\wd0 > 0pt \epsfysize=#3\relax \fi
+    \epsfbox{#1.eps}%
+  \fi
+  %
+  \ifimagevmode \medskip \fi  % space after the standalone image
+\endgroup}
+
+
+% @float FLOATTYPE,LABEL,LOC ... @end float for displayed figures, tables,
+% etc.  We don't actually implement floating yet, we always include the
+% float "here".  But it seemed the best name for the future.
+%
+\envparseargdef\float{\eatcommaspace\eatcommaspace\dofloat#1, , ,\finish}
+
+% There may be a space before second and/or third parameter; delete it.
+\def\eatcommaspace#1, {#1,}
+
+% #1 is the optional FLOATTYPE, the text label for this float, typically
+% "Figure", "Table", "Example", etc.  Can't contain commas.  If omitted,
+% this float will not be numbered and cannot be referred to.
+%
+% #2 is the optional xref label.  Also must be present for the float to
+% be referable.
+%
+% #3 is the optional positioning argument; for now, it is ignored.  It
+% will somehow specify the positions allowed to float to (here, top, bottom).
+%
+% We keep a separate counter for each FLOATTYPE, which we reset at each
+% chapter-level command.
+\let\resetallfloatnos=\empty
+%
+\def\dofloat#1,#2,#3,#4\finish{%
+  \let\thiscaption=\empty
+  \let\thisshortcaption=\empty
+  %
+  % don't lose footnotes inside @float.
+  %
+  % BEWARE: when the floats start float, we have to issue warning whenever an
+  % insert appears inside a float which could possibly float. --kasal, 26may04
+  %
+  \startsavinginserts
+  %
+  % We can't be used inside a paragraph.
+  \par
+  %
+  \vtop\bgroup
+    \def\floattype{#1}%
+    \def\floatlabel{#2}%
+    \def\floatloc{#3}% we do nothing with this yet.
+    %
+    \ifx\floattype\empty
+      \let\safefloattype=\empty
+    \else
+      {%
+        % the floattype might have accents or other special characters,
+        % but we need to use it in a control sequence name.
+        \indexnofonts
+        \turnoffactive
+        \xdef\safefloattype{\floattype}%
+      }%
+    \fi
+    %
+    % If label is given but no type, we handle that as the empty type.
+    \ifx\floatlabel\empty \else
+      % We want each FLOATTYPE to be numbered separately (Figure 1,
+      % Table 1, Figure 2, ...).  (And if no label, no number.)
+      %
+      \expandafter\getfloatno\csname\safefloattype floatno\endcsname
+      \global\advance\floatno by 1
+      %
+      {%
+        % This magic value for \lastsection is output by \setref as the
+        % XREFLABEL-title value.  \xrefX uses it to distinguish float
+        % labels (which have a completely different output format) from
+        % node and anchor labels.  And \xrdef uses it to construct the
+        % lists of floats.
+        %
+        \edef\lastsection{\floatmagic=\safefloattype}%
+        \setref{\floatlabel}{Yfloat}%
+      }%
+    \fi
+    %
+    % start with \parskip glue, I guess.
+    \vskip\parskip
+    %
+    % Don't suppress indentation if a float happens to start a section.
+    \restorefirstparagraphindent
+}
+
+% we have these possibilities:
+% @float Foo,lbl & @caption{Cap}: Foo 1.1: Cap
+% @float Foo,lbl & no caption:    Foo 1.1
+% @float Foo & @caption{Cap}:     Foo: Cap
+% @float Foo & no caption:        Foo
+% @float ,lbl & Caption{Cap}:     1.1: Cap
+% @float ,lbl & no caption:       1.1
+% @float & @caption{Cap}:         Cap
+% @float & no caption:
+%
+\def\Efloat{%
+    \let\floatident = \empty
+    %
+    % In all cases, if we have a float type, it comes first.
+    \ifx\floattype\empty \else \def\floatident{\floattype}\fi
+    %
+    % If we have an xref label, the number comes next.
+    \ifx\floatlabel\empty \else
+      \ifx\floattype\empty \else % if also had float type, need tie first.
+        \appendtomacro\floatident{\tie}%
+      \fi
+      % the number.
+      \appendtomacro\floatident{\chaplevelprefix\the\floatno}%
+    \fi
+    %
+    % Start the printed caption with what we've constructed in
+    % \floatident, but keep it separate; we need \floatident again.
+    \let\captionline = \floatident
+    %
+    \ifx\thiscaption\empty \else
+      \ifx\floatident\empty \else
+	\appendtomacro\captionline{: }% had ident, so need a colon between
+      \fi
+      %
+      % caption text.
+      \appendtomacro\captionline{\scanexp\thiscaption}%
+    \fi
+    %
+    % If we have anything to print, print it, with space before.
+    % Eventually this needs to become an \insert.
+    \ifx\captionline\empty \else
+      \vskip.5\parskip
+      \captionline
+      %
+      % Space below caption.
+      \vskip\parskip
+    \fi
+    %
+    % If have an xref label, write the list of floats info.  Do this
+    % after the caption, to avoid chance of it being a breakpoint.
+    \ifx\floatlabel\empty \else
+      % Write the text that goes in the lof to the aux file as
+      % \floatlabel-lof.  Besides \floatident, we include the short
+      % caption if specified, else the full caption if specified, else nothing.
+      {%
+        \atdummies
+        %
+        % since we read the caption text in the macro world, where ^^M
+        % is turned into a normal character, we have to scan it back, so
+        % we don't write the literal three characters "^^M" into the aux file.
+	\scanexp{%
+	  \xdef\noexpand\gtemp{%
+	    \ifx\thisshortcaption\empty
+	      \thiscaption
+	    \else
+	      \thisshortcaption
+	    \fi
+	  }%
+	}%
+        \immediate\write\auxfile{@xrdef{\floatlabel-lof}{\floatident
+	  \ifx\gtemp\empty \else : \gtemp \fi}}%
+      }%
+    \fi
+  \egroup  % end of \vtop
+  %
+  % place the captured inserts
+  %
+  % BEWARE: when the floats start floating, we have to issue warning
+  % whenever an insert appears inside a float which could possibly
+  % float. --kasal, 26may04
+  %
+  \checkinserts
+}
+
+% Append the tokens #2 to the definition of macro #1, not expanding either.
+%
+\def\appendtomacro#1#2{%
+  \expandafter\def\expandafter#1\expandafter{#1#2}%
+}
+
+% @caption, @shortcaption
+%
+\def\caption{\docaption\thiscaption}
+\def\shortcaption{\docaption\thisshortcaption}
+\def\docaption{\checkenv\float \bgroup\scanargctxt\defcaption}
+\def\defcaption#1#2{\egroup \def#1{#2}}
+
+% The parameter is the control sequence identifying the counter we are
+% going to use.  Create it if it doesn't exist and assign it to \floatno.
+\def\getfloatno#1{%
+  \ifx#1\relax
+      % Haven't seen this figure type before.
+      \csname newcount\endcsname #1%
+      %
+      % Remember to reset this floatno at the next chap.
+      \expandafter\gdef\expandafter\resetallfloatnos
+        \expandafter{\resetallfloatnos #1=0 }%
+  \fi
+  \let\floatno#1%
+}
+
+% \setref calls this to get the XREFLABEL-snt value.  We want an @xref
+% to the FLOATLABEL to expand to "Figure 3.1".  We call \setref when we
+% first read the @float command.
+%
+\def\Yfloat{\floattype at tie \chaplevelprefix\the\floatno}%
+
+% Magic string used for the XREFLABEL-title value, so \xrefX can
+% distinguish floats from other xref types.
+\def\floatmagic{!!float!!}
+
+% #1 is the control sequence we are passed; we expand into a conditional
+% which is true if #1 represents a float ref.  That is, the magic
+% \lastsection value which we \setref above.
+%
+\def\iffloat#1{\expandafter\doiffloat#1==\finish}
+%
+% #1 is (maybe) the \floatmagic string.  If so, #2 will be the
+% (safe) float type for this float.  We set \iffloattype to #2.
+%
+\def\doiffloat#1=#2=#3\finish{%
+  \def\temp{#1}%
+  \def\iffloattype{#2}%
+  \ifx\temp\floatmagic
+}
+
+% @listoffloats FLOATTYPE - print a list of floats like a table of contents.
+%
+\parseargdef\listoffloats{%
+  \def\floattype{#1}% floattype
+  {%
+    % the floattype might have accents or other special characters,
+    % but we need to use it in a control sequence name.
+    \indexnofonts
+    \turnoffactive
+    \xdef\safefloattype{\floattype}%
+  }%
+  %
+  % \xrdef saves the floats as a \do-list in \floatlistSAFEFLOATTYPE.
+  \expandafter\ifx\csname floatlist\safefloattype\endcsname \relax
+    \ifhavexrefs
+      % if the user said @listoffloats foo but never @float foo.
+      \message{\linenumber No `\safefloattype' floats to list.}%
+    \fi
+  \else
+    \begingroup
+      \leftskip=\tocindent  % indent these entries like a toc
+      \let\do=\listoffloatsdo
+      \csname floatlist\safefloattype\endcsname
+    \endgroup
+  \fi
+}
+
+% This is called on each entry in a list of floats.  We're passed the
+% xref label, in the form LABEL-title, which is how we save it in the
+% aux file.  We strip off the -title and look up \XRLABEL-lof, which
+% has the text we're supposed to typeset here.
+%
+% Figures without xref labels will not be included in the list (since
+% they won't appear in the aux file).
+%
+\def\listoffloatsdo#1{\listoffloatsdoentry#1\finish}
+\def\listoffloatsdoentry#1-title\finish{{%
+  % Can't fully expand XR#1-lof because it can contain anything.  Just
+  % pass the control sequence.  On the other hand, XR#1-pg is just the
+  % page number, and we want to fully expand that so we can get a link
+  % in pdf output.
+  \toksA = \expandafter{\csname XR#1-lof\endcsname}%
+  %
+  % use the same \entry macro we use to generate the TOC and index.
+  \edef\writeentry{\noexpand\entry{\the\toksA}{\csname XR#1-pg\endcsname}}%
+  \writeentry
+}}
+
+
+\message{localization,}
+
+% For single-language documents, @documentlanguage is usually given very
+% early, just after @documentencoding.  Single argument is the language
+% (de) or locale (de_DE) abbreviation.
+%
+{
+  \catcode`\_ = \active
+  \globaldefs=1
+\parseargdef\documentlanguage{\begingroup
+  \let_=\normalunderscore  % normal _ character for filenames
+  \tex % read txi-??.tex file in plain TeX.
+    % Read the file by the name they passed if it exists.
+    \openin 1 txi-#1.tex
+    \ifeof 1
+      \documentlanguagetrywithoutunderscore{#1_\finish}%
+    \else
+      \globaldefs = 1  % everything in the txi-LL files needs to persist
+      \input txi-#1.tex
+    \fi
+    \closein 1
+  \endgroup % end raw TeX
+\endgroup}
+%
+% If they passed de_DE, and txi-de_DE.tex doesn't exist,
+% try txi-de.tex.
+%
+\gdef\documentlanguagetrywithoutunderscore#1_#2\finish{%
+  \openin 1 txi-#1.tex
+  \ifeof 1
+    \errhelp = \nolanghelp
+    \errmessage{Cannot read language file txi-#1.tex}%
+  \else
+    \globaldefs = 1  % everything in the txi-LL files needs to persist
+    \input txi-#1.tex
+  \fi
+  \closein 1
+}
+}% end of special _ catcode
+%
+\newhelp\nolanghelp{The given language definition file cannot be found or
+is empty.  Maybe you need to install it?  Putting it in the current
+directory should work if nowhere else does.}
+
+% This macro is called from txi-??.tex files; the first argument is the
+% \language name to set (without the "\lang@" prefix), the second and
+% third args are \{left,right}hyphenmin.
+%
+% The language names to pass are determined when the format is built.
+% See the etex.log file created at that time, e.g.,
+% /usr/local/texlive/2008/texmf-var/web2c/pdftex/etex.log.
+%
+% With TeX Live 2008, etex now includes hyphenation patterns for all
+% available languages.  This means we can support hyphenation in
+% Texinfo, at least to some extent.  (This still doesn't solve the
+% accented characters problem.)
+%
+\catcode`@=11
+\def\txisetlanguage#1#2#3{%
+  % do not set the language if the name is undefined in the current TeX.
+  \expandafter\ifx\csname lang@#1\endcsname \relax
+    \message{no patterns for #1}%
+  \else
+    \global\language = \csname lang@#1\endcsname
+  \fi
+  % but there is no harm in adjusting the hyphenmin values regardless.
+  \global\lefthyphenmin = #2\relax
+  \global\righthyphenmin = #3\relax
+}
+
+% Helpers for encodings.
+% Set the catcode of characters 128 through 255 to the specified number.
+%
+\def\setnonasciicharscatcode#1{%
+   \count255=128
+   \loop\ifnum\count255<256
+      \global\catcode\count255=#1\relax
+      \advance\count255 by 1
+   \repeat
+}
+
+\def\setnonasciicharscatcodenonglobal#1{%
+   \count255=128
+   \loop\ifnum\count255<256
+      \catcode\count255=#1\relax
+      \advance\count255 by 1
+   \repeat
+}
+
+% @documentencoding sets the definition of non-ASCII characters
+% according to the specified encoding.
+%
+\parseargdef\documentencoding{%
+  % Encoding being declared for the document.
+  \def\declaredencoding{\csname #1.enc\endcsname}%
+  %
+  % Supported encodings: names converted to tokens in order to be able
+  % to compare them with \ifx.
+  \def\ascii{\csname US-ASCII.enc\endcsname}%
+  \def\latnine{\csname ISO-8859-15.enc\endcsname}%
+  \def\latone{\csname ISO-8859-1.enc\endcsname}%
+  \def\lattwo{\csname ISO-8859-2.enc\endcsname}%
+  \def\utfeight{\csname UTF-8.enc\endcsname}%
+  %
+  \ifx \declaredencoding \ascii
+     \asciichardefs
+  %
+  \else \ifx \declaredencoding \lattwo
+     \setnonasciicharscatcode\active
+     \lattwochardefs
+  %
+  \else \ifx \declaredencoding \latone
+     \setnonasciicharscatcode\active
+     \latonechardefs
+  %
+  \else \ifx \declaredencoding \latnine
+     \setnonasciicharscatcode\active
+     \latninechardefs
+  %
+  \else \ifx \declaredencoding \utfeight
+     \setnonasciicharscatcode\active
+     \utfeightchardefs
+  %
+  \else
+    \message{Unknown document encoding #1, ignoring.}%
+  %
+  \fi % utfeight
+  \fi % latnine
+  \fi % latone
+  \fi % lattwo
+  \fi % ascii
+}
+
+% A message to be logged when using a character that isn't available
+% the default font encoding (OT1).
+%
+\def\missingcharmsg#1{\message{Character missing in OT1 encoding: #1.}}
+
+% Take account of \c (plain) vs. \, (Texinfo) difference.
+\def\cedilla#1{\ifx\c\ptexc\c{#1}\else\,{#1}\fi}
+
+% First, make active non-ASCII characters in order for them to be
+% correctly categorized when TeX reads the replacement text of
+% macros containing the character definitions.
+\setnonasciicharscatcode\active
+%
+% Latin1 (ISO-8859-1) character definitions.
+\def\latonechardefs{%
+  \gdef^^a0{~}
+  \gdef^^a1{\exclamdown}
+  \gdef^^a2{\missingcharmsg{CENT SIGN}}
+  \gdef^^a3{{\pounds}}
+  \gdef^^a4{\missingcharmsg{CURRENCY SIGN}}
+  \gdef^^a5{\missingcharmsg{YEN SIGN}}
+  \gdef^^a6{\missingcharmsg{BROKEN BAR}}
+  \gdef^^a7{\S}
+  \gdef^^a8{\"{}}
+  \gdef^^a9{\copyright}
+  \gdef^^aa{\ordf}
+  \gdef^^ab{\guillemetleft}
+  \gdef^^ac{$\lnot$}
+  \gdef^^ad{\-}
+  \gdef^^ae{\registeredsymbol}
+  \gdef^^af{\={}}
+  %
+  \gdef^^b0{\textdegree}
+  \gdef^^b1{$\pm$}
+  \gdef^^b2{$^2$}
+  \gdef^^b3{$^3$}
+  \gdef^^b4{\'{}}
+  \gdef^^b5{$\mu$}
+  \gdef^^b6{\P}
+  %
+  \gdef^^b7{$^.$}
+  \gdef^^b8{\cedilla\ }
+  \gdef^^b9{$^1$}
+  \gdef^^ba{\ordm}
+  %
+  \gdef^^bb{\guilletright}
+  \gdef^^bc{$1\over4$}
+  \gdef^^bd{$1\over2$}
+  \gdef^^be{$3\over4$}
+  \gdef^^bf{\questiondown}
+  %
+  \gdef^^c0{\`A}
+  \gdef^^c1{\'A}
+  \gdef^^c2{\^A}
+  \gdef^^c3{\~A}
+  \gdef^^c4{\"A}
+  \gdef^^c5{\ringaccent A}
+  \gdef^^c6{\AE}
+  \gdef^^c7{\cedilla C}
+  \gdef^^c8{\`E}
+  \gdef^^c9{\'E}
+  \gdef^^ca{\^E}
+  \gdef^^cb{\"E}
+  \gdef^^cc{\`I}
+  \gdef^^cd{\'I}
+  \gdef^^ce{\^I}
+  \gdef^^cf{\"I}
+  %
+  \gdef^^d0{\DH}
+  \gdef^^d1{\~N}
+  \gdef^^d2{\`O}
+  \gdef^^d3{\'O}
+  \gdef^^d4{\^O}
+  \gdef^^d5{\~O}
+  \gdef^^d6{\"O}
+  \gdef^^d7{$\times$}
+  \gdef^^d8{\O}
+  \gdef^^d9{\`U}
+  \gdef^^da{\'U}
+  \gdef^^db{\^U}
+  \gdef^^dc{\"U}
+  \gdef^^dd{\'Y}
+  \gdef^^de{\TH}
+  \gdef^^df{\ss}
+  %
+  \gdef^^e0{\`a}
+  \gdef^^e1{\'a}
+  \gdef^^e2{\^a}
+  \gdef^^e3{\~a}
+  \gdef^^e4{\"a}
+  \gdef^^e5{\ringaccent a}
+  \gdef^^e6{\ae}
+  \gdef^^e7{\cedilla c}
+  \gdef^^e8{\`e}
+  \gdef^^e9{\'e}
+  \gdef^^ea{\^e}
+  \gdef^^eb{\"e}
+  \gdef^^ec{\`{\dotless i}}
+  \gdef^^ed{\'{\dotless i}}
+  \gdef^^ee{\^{\dotless i}}
+  \gdef^^ef{\"{\dotless i}}
+  %
+  \gdef^^f0{\dh}
+  \gdef^^f1{\~n}
+  \gdef^^f2{\`o}
+  \gdef^^f3{\'o}
+  \gdef^^f4{\^o}
+  \gdef^^f5{\~o}
+  \gdef^^f6{\"o}
+  \gdef^^f7{$\div$}
+  \gdef^^f8{\o}
+  \gdef^^f9{\`u}
+  \gdef^^fa{\'u}
+  \gdef^^fb{\^u}
+  \gdef^^fc{\"u}
+  \gdef^^fd{\'y}
+  \gdef^^fe{\th}
+  \gdef^^ff{\"y}
+}
+
+% Latin9 (ISO-8859-15) encoding character definitions.
+\def\latninechardefs{%
+  % Encoding is almost identical to Latin1.
+  \latonechardefs
+  %
+  \gdef^^a4{\euro}
+  \gdef^^a6{\v S}
+  \gdef^^a8{\v s}
+  \gdef^^b4{\v Z}
+  \gdef^^b8{\v z}
+  \gdef^^bc{\OE}
+  \gdef^^bd{\oe}
+  \gdef^^be{\"Y}
+}
+
+% Latin2 (ISO-8859-2) character definitions.
+\def\lattwochardefs{%
+  \gdef^^a0{~}
+  \gdef^^a1{\ogonek{A}}
+  \gdef^^a2{\u{}}
+  \gdef^^a3{\L}
+  \gdef^^a4{\missingcharmsg{CURRENCY SIGN}}
+  \gdef^^a5{\v L}
+  \gdef^^a6{\'S}
+  \gdef^^a7{\S}
+  \gdef^^a8{\"{}}
+  \gdef^^a9{\v S}
+  \gdef^^aa{\cedilla S}
+  \gdef^^ab{\v T}
+  \gdef^^ac{\'Z}
+  \gdef^^ad{\-}
+  \gdef^^ae{\v Z}
+  \gdef^^af{\dotaccent Z}
+  %
+  \gdef^^b0{\textdegree}
+  \gdef^^b1{\ogonek{a}}
+  \gdef^^b2{\ogonek{ }}
+  \gdef^^b3{\l}
+  \gdef^^b4{\'{}}
+  \gdef^^b5{\v l}
+  \gdef^^b6{\'s}
+  \gdef^^b7{\v{}}
+  \gdef^^b8{\cedilla\ }
+  \gdef^^b9{\v s}
+  \gdef^^ba{\cedilla s}
+  \gdef^^bb{\v t}
+  \gdef^^bc{\'z}
+  \gdef^^bd{\H{}}
+  \gdef^^be{\v z}
+  \gdef^^bf{\dotaccent z}
+  %
+  \gdef^^c0{\'R}
+  \gdef^^c1{\'A}
+  \gdef^^c2{\^A}
+  \gdef^^c3{\u A}
+  \gdef^^c4{\"A}
+  \gdef^^c5{\'L}
+  \gdef^^c6{\'C}
+  \gdef^^c7{\cedilla C}
+  \gdef^^c8{\v C}
+  \gdef^^c9{\'E}
+  \gdef^^ca{\ogonek{E}}
+  \gdef^^cb{\"E}
+  \gdef^^cc{\v E}
+  \gdef^^cd{\'I}
+  \gdef^^ce{\^I}
+  \gdef^^cf{\v D}
+  %
+  \gdef^^d0{\DH}
+  \gdef^^d1{\'N}
+  \gdef^^d2{\v N}
+  \gdef^^d3{\'O}
+  \gdef^^d4{\^O}
+  \gdef^^d5{\H O}
+  \gdef^^d6{\"O}
+  \gdef^^d7{$\times$}
+  \gdef^^d8{\v R}
+  \gdef^^d9{\ringaccent U}
+  \gdef^^da{\'U}
+  \gdef^^db{\H U}
+  \gdef^^dc{\"U}
+  \gdef^^dd{\'Y}
+  \gdef^^de{\cedilla T}
+  \gdef^^df{\ss}
+  %
+  \gdef^^e0{\'r}
+  \gdef^^e1{\'a}
+  \gdef^^e2{\^a}
+  \gdef^^e3{\u a}
+  \gdef^^e4{\"a}
+  \gdef^^e5{\'l}
+  \gdef^^e6{\'c}
+  \gdef^^e7{\cedilla c}
+  \gdef^^e8{\v c}
+  \gdef^^e9{\'e}
+  \gdef^^ea{\ogonek{e}}
+  \gdef^^eb{\"e}
+  \gdef^^ec{\v e}
+  \gdef^^ed{\'\i}
+  \gdef^^ee{\^\i}
+  \gdef^^ef{\v d}
+  %
+  \gdef^^f0{\dh}
+  \gdef^^f1{\'n}
+  \gdef^^f2{\v n}
+  \gdef^^f3{\'o}
+  \gdef^^f4{\^o}
+  \gdef^^f5{\H o}
+  \gdef^^f6{\"o}
+  \gdef^^f7{$\div$}
+  \gdef^^f8{\v r}
+  \gdef^^f9{\ringaccent u}
+  \gdef^^fa{\'u}
+  \gdef^^fb{\H u}
+  \gdef^^fc{\"u}
+  \gdef^^fd{\'y}
+  \gdef^^fe{\cedilla t}
+  \gdef^^ff{\dotaccent{}}
+}
+
+% UTF-8 character definitions.
+%
+% This code to support UTF-8 is based on LaTeX's utf8.def, with some
+% changes for Texinfo conventions.  It is included here under the GPL by
+% permission from Frank Mittelbach and the LaTeX team.
+%
+\newcount\countUTFx
+\newcount\countUTFy
+\newcount\countUTFz
+
+\gdef\UTFviiiTwoOctets#1#2{\expandafter
+   \UTFviiiDefined\csname u8:#1\string #2\endcsname}
+%
+\gdef\UTFviiiThreeOctets#1#2#3{\expandafter
+   \UTFviiiDefined\csname u8:#1\string #2\string #3\endcsname}
+%
+\gdef\UTFviiiFourOctets#1#2#3#4{\expandafter
+   \UTFviiiDefined\csname u8:#1\string #2\string #3\string #4\endcsname}
+
+\gdef\UTFviiiDefined#1{%
+  \ifx #1\relax
+    \message{\linenumber Unicode char \string #1 not defined for Texinfo}%
+  \else
+    \expandafter #1%
+  \fi
+}
+
+\begingroup
+  \catcode`\~13
+  \catcode`\"12
+
+  \def\UTFviiiLoop{%
+    \global\catcode\countUTFx\active
+    \uccode`\~\countUTFx
+    \uppercase\expandafter{\UTFviiiTmp}%
+    \advance\countUTFx by 1
+    \ifnum\countUTFx < \countUTFy
+      \expandafter\UTFviiiLoop
+    \fi}
+
+  \countUTFx = "C2
+  \countUTFy = "E0
+  \def\UTFviiiTmp{%
+    \xdef~{\noexpand\UTFviiiTwoOctets\string~}}
+  \UTFviiiLoop
+
+  \countUTFx = "E0
+  \countUTFy = "F0
+  \def\UTFviiiTmp{%
+    \xdef~{\noexpand\UTFviiiThreeOctets\string~}}
+  \UTFviiiLoop
+
+  \countUTFx = "F0
+  \countUTFy = "F4
+  \def\UTFviiiTmp{%
+    \xdef~{\noexpand\UTFviiiFourOctets\string~}}
+  \UTFviiiLoop
+\endgroup
+
+\begingroup
+  \catcode`\"=12
+  \catcode`\<=12
+  \catcode`\.=12
+  \catcode`\,=12
+  \catcode`\;=12
+  \catcode`\!=12
+  \catcode`\~=13
+
+  \gdef\DeclareUnicodeCharacter#1#2{%
+    \countUTFz = "#1\relax
+    \wlog{\space\space defining Unicode char U+#1 (decimal \the\countUTFz)}%
+    \begingroup
+      \parseXMLCharref
+      \def\UTFviiiTwoOctets##1##2{%
+        \csname u8:##1\string ##2\endcsname}%
+      \def\UTFviiiThreeOctets##1##2##3{%
+        \csname u8:##1\string ##2\string ##3\endcsname}%
+      \def\UTFviiiFourOctets##1##2##3##4{%
+        \csname u8:##1\string ##2\string ##3\string ##4\endcsname}%
+      \expandafter\expandafter\expandafter\expandafter
+       \expandafter\expandafter\expandafter
+       \gdef\UTFviiiTmp{#2}%
+    \endgroup}
+
+  \gdef\parseXMLCharref{%
+    \ifnum\countUTFz < "A0\relax
+      \errhelp = \EMsimple
+      \errmessage{Cannot define Unicode char value < 00A0}%
+    \else\ifnum\countUTFz < "800\relax
+      \parseUTFviiiA,%
+      \parseUTFviiiB C\UTFviiiTwoOctets.,%
+    \else\ifnum\countUTFz < "10000\relax
+      \parseUTFviiiA;%
+      \parseUTFviiiA,%
+      \parseUTFviiiB E\UTFviiiThreeOctets.{,;}%
+    \else
+      \parseUTFviiiA;%
+      \parseUTFviiiA,%
+      \parseUTFviiiA!%
+      \parseUTFviiiB F\UTFviiiFourOctets.{!,;}%
+    \fi\fi\fi
+  }
+
+  \gdef\parseUTFviiiA#1{%
+    \countUTFx = \countUTFz
+    \divide\countUTFz by 64
+    \countUTFy = \countUTFz
+    \multiply\countUTFz by 64
+    \advance\countUTFx by -\countUTFz
+    \advance\countUTFx by 128
+    \uccode `#1\countUTFx
+    \countUTFz = \countUTFy}
+
+  \gdef\parseUTFviiiB#1#2#3#4{%
+    \advance\countUTFz by "#10\relax
+    \uccode `#3\countUTFz
+    \uppercase{\gdef\UTFviiiTmp{#2#3#4}}}
+\endgroup
+
+\def\utfeightchardefs{%
+  \DeclareUnicodeCharacter{00A0}{\tie}
+  \DeclareUnicodeCharacter{00A1}{\exclamdown}
+  \DeclareUnicodeCharacter{00A3}{\pounds}
+  \DeclareUnicodeCharacter{00A8}{\"{ }}
+  \DeclareUnicodeCharacter{00A9}{\copyright}
+  \DeclareUnicodeCharacter{00AA}{\ordf}
+  \DeclareUnicodeCharacter{00AB}{\guillemetleft}
+  \DeclareUnicodeCharacter{00AD}{\-}
+  \DeclareUnicodeCharacter{00AE}{\registeredsymbol}
+  \DeclareUnicodeCharacter{00AF}{\={ }}
+
+  \DeclareUnicodeCharacter{00B0}{\ringaccent{ }}
+  \DeclareUnicodeCharacter{00B4}{\'{ }}
+  \DeclareUnicodeCharacter{00B8}{\cedilla{ }}
+  \DeclareUnicodeCharacter{00BA}{\ordm}
+  \DeclareUnicodeCharacter{00BB}{\guillemetright}
+  \DeclareUnicodeCharacter{00BF}{\questiondown}
+
+  \DeclareUnicodeCharacter{00C0}{\`A}
+  \DeclareUnicodeCharacter{00C1}{\'A}
+  \DeclareUnicodeCharacter{00C2}{\^A}
+  \DeclareUnicodeCharacter{00C3}{\~A}
+  \DeclareUnicodeCharacter{00C4}{\"A}
+  \DeclareUnicodeCharacter{00C5}{\AA}
+  \DeclareUnicodeCharacter{00C6}{\AE}
+  \DeclareUnicodeCharacter{00C7}{\cedilla{C}}
+  \DeclareUnicodeCharacter{00C8}{\`E}
+  \DeclareUnicodeCharacter{00C9}{\'E}
+  \DeclareUnicodeCharacter{00CA}{\^E}
+  \DeclareUnicodeCharacter{00CB}{\"E}
+  \DeclareUnicodeCharacter{00CC}{\`I}
+  \DeclareUnicodeCharacter{00CD}{\'I}
+  \DeclareUnicodeCharacter{00CE}{\^I}
+  \DeclareUnicodeCharacter{00CF}{\"I}
+
+  \DeclareUnicodeCharacter{00D0}{\DH}
+  \DeclareUnicodeCharacter{00D1}{\~N}
+  \DeclareUnicodeCharacter{00D2}{\`O}
+  \DeclareUnicodeCharacter{00D3}{\'O}
+  \DeclareUnicodeCharacter{00D4}{\^O}
+  \DeclareUnicodeCharacter{00D5}{\~O}
+  \DeclareUnicodeCharacter{00D6}{\"O}
+  \DeclareUnicodeCharacter{00D8}{\O}
+  \DeclareUnicodeCharacter{00D9}{\`U}
+  \DeclareUnicodeCharacter{00DA}{\'U}
+  \DeclareUnicodeCharacter{00DB}{\^U}
+  \DeclareUnicodeCharacter{00DC}{\"U}
+  \DeclareUnicodeCharacter{00DD}{\'Y}
+  \DeclareUnicodeCharacter{00DE}{\TH}
+  \DeclareUnicodeCharacter{00DF}{\ss}
+
+  \DeclareUnicodeCharacter{00E0}{\`a}
+  \DeclareUnicodeCharacter{00E1}{\'a}
+  \DeclareUnicodeCharacter{00E2}{\^a}
+  \DeclareUnicodeCharacter{00E3}{\~a}
+  \DeclareUnicodeCharacter{00E4}{\"a}
+  \DeclareUnicodeCharacter{00E5}{\aa}
+  \DeclareUnicodeCharacter{00E6}{\ae}
+  \DeclareUnicodeCharacter{00E7}{\cedilla{c}}
+  \DeclareUnicodeCharacter{00E8}{\`e}
+  \DeclareUnicodeCharacter{00E9}{\'e}
+  \DeclareUnicodeCharacter{00EA}{\^e}
+  \DeclareUnicodeCharacter{00EB}{\"e}
+  \DeclareUnicodeCharacter{00EC}{\`{\dotless{i}}}
+  \DeclareUnicodeCharacter{00ED}{\'{\dotless{i}}}
+  \DeclareUnicodeCharacter{00EE}{\^{\dotless{i}}}
+  \DeclareUnicodeCharacter{00EF}{\"{\dotless{i}}}
+
+  \DeclareUnicodeCharacter{00F0}{\dh}
+  \DeclareUnicodeCharacter{00F1}{\~n}
+  \DeclareUnicodeCharacter{00F2}{\`o}
+  \DeclareUnicodeCharacter{00F3}{\'o}
+  \DeclareUnicodeCharacter{00F4}{\^o}
+  \DeclareUnicodeCharacter{00F5}{\~o}
+  \DeclareUnicodeCharacter{00F6}{\"o}
+  \DeclareUnicodeCharacter{00F8}{\o}
+  \DeclareUnicodeCharacter{00F9}{\`u}
+  \DeclareUnicodeCharacter{00FA}{\'u}
+  \DeclareUnicodeCharacter{00FB}{\^u}
+  \DeclareUnicodeCharacter{00FC}{\"u}
+  \DeclareUnicodeCharacter{00FD}{\'y}
+  \DeclareUnicodeCharacter{00FE}{\th}
+  \DeclareUnicodeCharacter{00FF}{\"y}
+
+  \DeclareUnicodeCharacter{0100}{\=A}
+  \DeclareUnicodeCharacter{0101}{\=a}
+  \DeclareUnicodeCharacter{0102}{\u{A}}
+  \DeclareUnicodeCharacter{0103}{\u{a}}
+  \DeclareUnicodeCharacter{0104}{\ogonek{A}}
+  \DeclareUnicodeCharacter{0105}{\ogonek{a}}
+  \DeclareUnicodeCharacter{0106}{\'C}
+  \DeclareUnicodeCharacter{0107}{\'c}
+  \DeclareUnicodeCharacter{0108}{\^C}
+  \DeclareUnicodeCharacter{0109}{\^c}
+  \DeclareUnicodeCharacter{0118}{\ogonek{E}}
+  \DeclareUnicodeCharacter{0119}{\ogonek{e}}
+  \DeclareUnicodeCharacter{010A}{\dotaccent{C}}
+  \DeclareUnicodeCharacter{010B}{\dotaccent{c}}
+  \DeclareUnicodeCharacter{010C}{\v{C}}
+  \DeclareUnicodeCharacter{010D}{\v{c}}
+  \DeclareUnicodeCharacter{010E}{\v{D}}
+
+  \DeclareUnicodeCharacter{0112}{\=E}
+  \DeclareUnicodeCharacter{0113}{\=e}
+  \DeclareUnicodeCharacter{0114}{\u{E}}
+  \DeclareUnicodeCharacter{0115}{\u{e}}
+  \DeclareUnicodeCharacter{0116}{\dotaccent{E}}
+  \DeclareUnicodeCharacter{0117}{\dotaccent{e}}
+  \DeclareUnicodeCharacter{011A}{\v{E}}
+  \DeclareUnicodeCharacter{011B}{\v{e}}
+  \DeclareUnicodeCharacter{011C}{\^G}
+  \DeclareUnicodeCharacter{011D}{\^g}
+  \DeclareUnicodeCharacter{011E}{\u{G}}
+  \DeclareUnicodeCharacter{011F}{\u{g}}
+
+  \DeclareUnicodeCharacter{0120}{\dotaccent{G}}
+  \DeclareUnicodeCharacter{0121}{\dotaccent{g}}
+  \DeclareUnicodeCharacter{0124}{\^H}
+  \DeclareUnicodeCharacter{0125}{\^h}
+  \DeclareUnicodeCharacter{0128}{\~I}
+  \DeclareUnicodeCharacter{0129}{\~{\dotless{i}}}
+  \DeclareUnicodeCharacter{012A}{\=I}
+  \DeclareUnicodeCharacter{012B}{\={\dotless{i}}}
+  \DeclareUnicodeCharacter{012C}{\u{I}}
+  \DeclareUnicodeCharacter{012D}{\u{\dotless{i}}}
+
+  \DeclareUnicodeCharacter{0130}{\dotaccent{I}}
+  \DeclareUnicodeCharacter{0131}{\dotless{i}}
+  \DeclareUnicodeCharacter{0132}{IJ}
+  \DeclareUnicodeCharacter{0133}{ij}
+  \DeclareUnicodeCharacter{0134}{\^J}
+  \DeclareUnicodeCharacter{0135}{\^{\dotless{j}}}
+  \DeclareUnicodeCharacter{0139}{\'L}
+  \DeclareUnicodeCharacter{013A}{\'l}
+
+  \DeclareUnicodeCharacter{0141}{\L}
+  \DeclareUnicodeCharacter{0142}{\l}
+  \DeclareUnicodeCharacter{0143}{\'N}
+  \DeclareUnicodeCharacter{0144}{\'n}
+  \DeclareUnicodeCharacter{0147}{\v{N}}
+  \DeclareUnicodeCharacter{0148}{\v{n}}
+  \DeclareUnicodeCharacter{014C}{\=O}
+  \DeclareUnicodeCharacter{014D}{\=o}
+  \DeclareUnicodeCharacter{014E}{\u{O}}
+  \DeclareUnicodeCharacter{014F}{\u{o}}
+
+  \DeclareUnicodeCharacter{0150}{\H{O}}
+  \DeclareUnicodeCharacter{0151}{\H{o}}
+  \DeclareUnicodeCharacter{0152}{\OE}
+  \DeclareUnicodeCharacter{0153}{\oe}
+  \DeclareUnicodeCharacter{0154}{\'R}
+  \DeclareUnicodeCharacter{0155}{\'r}
+  \DeclareUnicodeCharacter{0158}{\v{R}}
+  \DeclareUnicodeCharacter{0159}{\v{r}}
+  \DeclareUnicodeCharacter{015A}{\'S}
+  \DeclareUnicodeCharacter{015B}{\'s}
+  \DeclareUnicodeCharacter{015C}{\^S}
+  \DeclareUnicodeCharacter{015D}{\^s}
+  \DeclareUnicodeCharacter{015E}{\cedilla{S}}
+  \DeclareUnicodeCharacter{015F}{\cedilla{s}}
+
+  \DeclareUnicodeCharacter{0160}{\v{S}}
+  \DeclareUnicodeCharacter{0161}{\v{s}}
+  \DeclareUnicodeCharacter{0162}{\cedilla{t}}
+  \DeclareUnicodeCharacter{0163}{\cedilla{T}}
+  \DeclareUnicodeCharacter{0164}{\v{T}}
+
+  \DeclareUnicodeCharacter{0168}{\~U}
+  \DeclareUnicodeCharacter{0169}{\~u}
+  \DeclareUnicodeCharacter{016A}{\=U}
+  \DeclareUnicodeCharacter{016B}{\=u}
+  \DeclareUnicodeCharacter{016C}{\u{U}}
+  \DeclareUnicodeCharacter{016D}{\u{u}}
+  \DeclareUnicodeCharacter{016E}{\ringaccent{U}}
+  \DeclareUnicodeCharacter{016F}{\ringaccent{u}}
+
+  \DeclareUnicodeCharacter{0170}{\H{U}}
+  \DeclareUnicodeCharacter{0171}{\H{u}}
+  \DeclareUnicodeCharacter{0174}{\^W}
+  \DeclareUnicodeCharacter{0175}{\^w}
+  \DeclareUnicodeCharacter{0176}{\^Y}
+  \DeclareUnicodeCharacter{0177}{\^y}
+  \DeclareUnicodeCharacter{0178}{\"Y}
+  \DeclareUnicodeCharacter{0179}{\'Z}
+  \DeclareUnicodeCharacter{017A}{\'z}
+  \DeclareUnicodeCharacter{017B}{\dotaccent{Z}}
+  \DeclareUnicodeCharacter{017C}{\dotaccent{z}}
+  \DeclareUnicodeCharacter{017D}{\v{Z}}
+  \DeclareUnicodeCharacter{017E}{\v{z}}
+
+  \DeclareUnicodeCharacter{01C4}{D\v{Z}}
+  \DeclareUnicodeCharacter{01C5}{D\v{z}}
+  \DeclareUnicodeCharacter{01C6}{d\v{z}}
+  \DeclareUnicodeCharacter{01C7}{LJ}
+  \DeclareUnicodeCharacter{01C8}{Lj}
+  \DeclareUnicodeCharacter{01C9}{lj}
+  \DeclareUnicodeCharacter{01CA}{NJ}
+  \DeclareUnicodeCharacter{01CB}{Nj}
+  \DeclareUnicodeCharacter{01CC}{nj}
+  \DeclareUnicodeCharacter{01CD}{\v{A}}
+  \DeclareUnicodeCharacter{01CE}{\v{a}}
+  \DeclareUnicodeCharacter{01CF}{\v{I}}
+
+  \DeclareUnicodeCharacter{01D0}{\v{\dotless{i}}}
+  \DeclareUnicodeCharacter{01D1}{\v{O}}
+  \DeclareUnicodeCharacter{01D2}{\v{o}}
+  \DeclareUnicodeCharacter{01D3}{\v{U}}
+  \DeclareUnicodeCharacter{01D4}{\v{u}}
+
+  \DeclareUnicodeCharacter{01E2}{\={\AE}}
+  \DeclareUnicodeCharacter{01E3}{\={\ae}}
+  \DeclareUnicodeCharacter{01E6}{\v{G}}
+  \DeclareUnicodeCharacter{01E7}{\v{g}}
+  \DeclareUnicodeCharacter{01E8}{\v{K}}
+  \DeclareUnicodeCharacter{01E9}{\v{k}}
+
+  \DeclareUnicodeCharacter{01F0}{\v{\dotless{j}}}
+  \DeclareUnicodeCharacter{01F1}{DZ}
+  \DeclareUnicodeCharacter{01F2}{Dz}
+  \DeclareUnicodeCharacter{01F3}{dz}
+  \DeclareUnicodeCharacter{01F4}{\'G}
+  \DeclareUnicodeCharacter{01F5}{\'g}
+  \DeclareUnicodeCharacter{01F8}{\`N}
+  \DeclareUnicodeCharacter{01F9}{\`n}
+  \DeclareUnicodeCharacter{01FC}{\'{\AE}}
+  \DeclareUnicodeCharacter{01FD}{\'{\ae}}
+  \DeclareUnicodeCharacter{01FE}{\'{\O}}
+  \DeclareUnicodeCharacter{01FF}{\'{\o}}
+
+  \DeclareUnicodeCharacter{021E}{\v{H}}
+  \DeclareUnicodeCharacter{021F}{\v{h}}
+
+  \DeclareUnicodeCharacter{0226}{\dotaccent{A}}
+  \DeclareUnicodeCharacter{0227}{\dotaccent{a}}
+  \DeclareUnicodeCharacter{0228}{\cedilla{E}}
+  \DeclareUnicodeCharacter{0229}{\cedilla{e}}
+  \DeclareUnicodeCharacter{022E}{\dotaccent{O}}
+  \DeclareUnicodeCharacter{022F}{\dotaccent{o}}
+
+  \DeclareUnicodeCharacter{0232}{\=Y}
+  \DeclareUnicodeCharacter{0233}{\=y}
+  \DeclareUnicodeCharacter{0237}{\dotless{j}}
+
+  \DeclareUnicodeCharacter{02DB}{\ogonek{ }}
+
+  \DeclareUnicodeCharacter{1E02}{\dotaccent{B}}
+  \DeclareUnicodeCharacter{1E03}{\dotaccent{b}}
+  \DeclareUnicodeCharacter{1E04}{\udotaccent{B}}
+  \DeclareUnicodeCharacter{1E05}{\udotaccent{b}}
+  \DeclareUnicodeCharacter{1E06}{\ubaraccent{B}}
+  \DeclareUnicodeCharacter{1E07}{\ubaraccent{b}}
+  \DeclareUnicodeCharacter{1E0A}{\dotaccent{D}}
+  \DeclareUnicodeCharacter{1E0B}{\dotaccent{d}}
+  \DeclareUnicodeCharacter{1E0C}{\udotaccent{D}}
+  \DeclareUnicodeCharacter{1E0D}{\udotaccent{d}}
+  \DeclareUnicodeCharacter{1E0E}{\ubaraccent{D}}
+  \DeclareUnicodeCharacter{1E0F}{\ubaraccent{d}}
+
+  \DeclareUnicodeCharacter{1E1E}{\dotaccent{F}}
+  \DeclareUnicodeCharacter{1E1F}{\dotaccent{f}}
+
+  \DeclareUnicodeCharacter{1E20}{\=G}
+  \DeclareUnicodeCharacter{1E21}{\=g}
+  \DeclareUnicodeCharacter{1E22}{\dotaccent{H}}
+  \DeclareUnicodeCharacter{1E23}{\dotaccent{h}}
+  \DeclareUnicodeCharacter{1E24}{\udotaccent{H}}
+  \DeclareUnicodeCharacter{1E25}{\udotaccent{h}}
+  \DeclareUnicodeCharacter{1E26}{\"H}
+  \DeclareUnicodeCharacter{1E27}{\"h}
+
+  \DeclareUnicodeCharacter{1E30}{\'K}
+  \DeclareUnicodeCharacter{1E31}{\'k}
+  \DeclareUnicodeCharacter{1E32}{\udotaccent{K}}
+  \DeclareUnicodeCharacter{1E33}{\udotaccent{k}}
+  \DeclareUnicodeCharacter{1E34}{\ubaraccent{K}}
+  \DeclareUnicodeCharacter{1E35}{\ubaraccent{k}}
+  \DeclareUnicodeCharacter{1E36}{\udotaccent{L}}
+  \DeclareUnicodeCharacter{1E37}{\udotaccent{l}}
+  \DeclareUnicodeCharacter{1E3A}{\ubaraccent{L}}
+  \DeclareUnicodeCharacter{1E3B}{\ubaraccent{l}}
+  \DeclareUnicodeCharacter{1E3E}{\'M}
+  \DeclareUnicodeCharacter{1E3F}{\'m}
+
+  \DeclareUnicodeCharacter{1E40}{\dotaccent{M}}
+  \DeclareUnicodeCharacter{1E41}{\dotaccent{m}}
+  \DeclareUnicodeCharacter{1E42}{\udotaccent{M}}
+  \DeclareUnicodeCharacter{1E43}{\udotaccent{m}}
+  \DeclareUnicodeCharacter{1E44}{\dotaccent{N}}
+  \DeclareUnicodeCharacter{1E45}{\dotaccent{n}}
+  \DeclareUnicodeCharacter{1E46}{\udotaccent{N}}
+  \DeclareUnicodeCharacter{1E47}{\udotaccent{n}}
+  \DeclareUnicodeCharacter{1E48}{\ubaraccent{N}}
+  \DeclareUnicodeCharacter{1E49}{\ubaraccent{n}}
+
+  \DeclareUnicodeCharacter{1E54}{\'P}
+  \DeclareUnicodeCharacter{1E55}{\'p}
+  \DeclareUnicodeCharacter{1E56}{\dotaccent{P}}
+  \DeclareUnicodeCharacter{1E57}{\dotaccent{p}}
+  \DeclareUnicodeCharacter{1E58}{\dotaccent{R}}
+  \DeclareUnicodeCharacter{1E59}{\dotaccent{r}}
+  \DeclareUnicodeCharacter{1E5A}{\udotaccent{R}}
+  \DeclareUnicodeCharacter{1E5B}{\udotaccent{r}}
+  \DeclareUnicodeCharacter{1E5E}{\ubaraccent{R}}
+  \DeclareUnicodeCharacter{1E5F}{\ubaraccent{r}}
+
+  \DeclareUnicodeCharacter{1E60}{\dotaccent{S}}
+  \DeclareUnicodeCharacter{1E61}{\dotaccent{s}}
+  \DeclareUnicodeCharacter{1E62}{\udotaccent{S}}
+  \DeclareUnicodeCharacter{1E63}{\udotaccent{s}}
+  \DeclareUnicodeCharacter{1E6A}{\dotaccent{T}}
+  \DeclareUnicodeCharacter{1E6B}{\dotaccent{t}}
+  \DeclareUnicodeCharacter{1E6C}{\udotaccent{T}}
+  \DeclareUnicodeCharacter{1E6D}{\udotaccent{t}}
+  \DeclareUnicodeCharacter{1E6E}{\ubaraccent{T}}
+  \DeclareUnicodeCharacter{1E6F}{\ubaraccent{t}}
+
+  \DeclareUnicodeCharacter{1E7C}{\~V}
+  \DeclareUnicodeCharacter{1E7D}{\~v}
+  \DeclareUnicodeCharacter{1E7E}{\udotaccent{V}}
+  \DeclareUnicodeCharacter{1E7F}{\udotaccent{v}}
+
+  \DeclareUnicodeCharacter{1E80}{\`W}
+  \DeclareUnicodeCharacter{1E81}{\`w}
+  \DeclareUnicodeCharacter{1E82}{\'W}
+  \DeclareUnicodeCharacter{1E83}{\'w}
+  \DeclareUnicodeCharacter{1E84}{\"W}
+  \DeclareUnicodeCharacter{1E85}{\"w}
+  \DeclareUnicodeCharacter{1E86}{\dotaccent{W}}
+  \DeclareUnicodeCharacter{1E87}{\dotaccent{w}}
+  \DeclareUnicodeCharacter{1E88}{\udotaccent{W}}
+  \DeclareUnicodeCharacter{1E89}{\udotaccent{w}}
+  \DeclareUnicodeCharacter{1E8A}{\dotaccent{X}}
+  \DeclareUnicodeCharacter{1E8B}{\dotaccent{x}}
+  \DeclareUnicodeCharacter{1E8C}{\"X}
+  \DeclareUnicodeCharacter{1E8D}{\"x}
+  \DeclareUnicodeCharacter{1E8E}{\dotaccent{Y}}
+  \DeclareUnicodeCharacter{1E8F}{\dotaccent{y}}
+
+  \DeclareUnicodeCharacter{1E90}{\^Z}
+  \DeclareUnicodeCharacter{1E91}{\^z}
+  \DeclareUnicodeCharacter{1E92}{\udotaccent{Z}}
+  \DeclareUnicodeCharacter{1E93}{\udotaccent{z}}
+  \DeclareUnicodeCharacter{1E94}{\ubaraccent{Z}}
+  \DeclareUnicodeCharacter{1E95}{\ubaraccent{z}}
+  \DeclareUnicodeCharacter{1E96}{\ubaraccent{h}}
+  \DeclareUnicodeCharacter{1E97}{\"t}
+  \DeclareUnicodeCharacter{1E98}{\ringaccent{w}}
+  \DeclareUnicodeCharacter{1E99}{\ringaccent{y}}
+
+  \DeclareUnicodeCharacter{1EA0}{\udotaccent{A}}
+  \DeclareUnicodeCharacter{1EA1}{\udotaccent{a}}
+
+  \DeclareUnicodeCharacter{1EB8}{\udotaccent{E}}
+  \DeclareUnicodeCharacter{1EB9}{\udotaccent{e}}
+  \DeclareUnicodeCharacter{1EBC}{\~E}
+  \DeclareUnicodeCharacter{1EBD}{\~e}
+
+  \DeclareUnicodeCharacter{1ECA}{\udotaccent{I}}
+  \DeclareUnicodeCharacter{1ECB}{\udotaccent{i}}
+  \DeclareUnicodeCharacter{1ECC}{\udotaccent{O}}
+  \DeclareUnicodeCharacter{1ECD}{\udotaccent{o}}
+
+  \DeclareUnicodeCharacter{1EE4}{\udotaccent{U}}
+  \DeclareUnicodeCharacter{1EE5}{\udotaccent{u}}
+
+  \DeclareUnicodeCharacter{1EF2}{\`Y}
+  \DeclareUnicodeCharacter{1EF3}{\`y}
+  \DeclareUnicodeCharacter{1EF4}{\udotaccent{Y}}
+
+  \DeclareUnicodeCharacter{1EF8}{\~Y}
+  \DeclareUnicodeCharacter{1EF9}{\~y}
+
+  \DeclareUnicodeCharacter{2013}{--}
+  \DeclareUnicodeCharacter{2014}{---}
+  \DeclareUnicodeCharacter{2018}{\quoteleft}
+  \DeclareUnicodeCharacter{2019}{\quoteright}
+  \DeclareUnicodeCharacter{201A}{\quotesinglbase}
+  \DeclareUnicodeCharacter{201C}{\quotedblleft}
+  \DeclareUnicodeCharacter{201D}{\quotedblright}
+  \DeclareUnicodeCharacter{201E}{\quotedblbase}
+  \DeclareUnicodeCharacter{2022}{\bullet}
+  \DeclareUnicodeCharacter{2026}{\dots}
+  \DeclareUnicodeCharacter{2039}{\guilsinglleft}
+  \DeclareUnicodeCharacter{203A}{\guilsinglright}
+  \DeclareUnicodeCharacter{20AC}{\euro}
+
+  \DeclareUnicodeCharacter{2192}{\expansion}
+  \DeclareUnicodeCharacter{21D2}{\result}
+
+  \DeclareUnicodeCharacter{2212}{\minus}
+  \DeclareUnicodeCharacter{2217}{\point}
+  \DeclareUnicodeCharacter{2261}{\equiv}
+}% end of \utfeightchardefs
+
+
+% US-ASCII character definitions.
+\def\asciichardefs{% nothing need be done
+   \relax
+}
+
+% Make non-ASCII characters printable again for compatibility with
+% existing Texinfo documents that may use them, even without declaring a
+% document encoding.
+%
+\setnonasciicharscatcode \other
+
+
+\message{formatting,}
+
+\newdimen\defaultparindent \defaultparindent = 15pt
+
+\chapheadingskip = 15pt plus 4pt minus 2pt
+\secheadingskip = 12pt plus 3pt minus 2pt
+\subsecheadingskip = 9pt plus 2pt minus 2pt
+
+% Prevent underfull vbox error messages.
+\vbadness = 10000
+
+% Don't be so finicky about underfull hboxes, either.
+\hbadness = 2000
+
+% Following George Bush, get rid of widows and orphans.
+\widowpenalty=10000
+\clubpenalty=10000
+
+% Use TeX 3.0's \emergencystretch to help line breaking, but if we're
+% using an old version of TeX, don't do anything.  We want the amount of
+% stretch added to depend on the line length, hence the dependence on
+% \hsize.  We call this whenever the paper size is set.
+%
+\def\setemergencystretch{%
+  \ifx\emergencystretch\thisisundefined
+    % Allow us to assign to \emergencystretch anyway.
+    \def\emergencystretch{\dimen0}%
+  \else
+    \emergencystretch = .15\hsize
+  \fi
+}
+
+% Parameters in order: 1) textheight; 2) textwidth;
+% 3) voffset; 4) hoffset; 5) binding offset; 6) topskip;
+% 7) physical page height; 8) physical page width.
+%
+% We also call \setleading{\textleading}, so the caller should define
+% \textleading.  The caller should also set \parskip.
+%
+\def\internalpagesizes#1#2#3#4#5#6#7#8{%
+  \voffset = #3\relax
+  \topskip = #6\relax
+  \splittopskip = \topskip
+  %
+  \vsize = #1\relax
+  \advance\vsize by \topskip
+  \outervsize = \vsize
+  \advance\outervsize by 2\topandbottommargin
+  \pageheight = \vsize
+  %
+  \hsize = #2\relax
+  \outerhsize = \hsize
+  \advance\outerhsize by 0.5in
+  \pagewidth = \hsize
+  %
+  \normaloffset = #4\relax
+  \bindingoffset = #5\relax
+  %
+  \ifpdf
+    \pdfpageheight #7\relax
+    \pdfpagewidth #8\relax
+    % if we don't reset these, they will remain at "1 true in" of
+    % whatever layout pdftex was dumped with.
+    \pdfhorigin = 1 true in
+    \pdfvorigin = 1 true in
+  \fi
+  %
+  \setleading{\textleading}
+  %
+  \parindent = \defaultparindent
+  \setemergencystretch
+}
+
+% @letterpaper (the default).
+\def\letterpaper{{\globaldefs = 1
+  \parskip = 3pt plus 2pt minus 1pt
+  \textleading = 13.2pt
+  %
+  % If page is nothing but text, make it come out even.
+  \internalpagesizes{607.2pt}{6in}% that's 46 lines
+                    {\voffset}{.25in}%
+                    {\bindingoffset}{36pt}%
+                    {11in}{8.5in}%
+}}
+
+% Use @smallbook to reset parameters for 7x9.25 trim size.
+\def\smallbook{{\globaldefs = 1
+  \parskip = 2pt plus 1pt
+  \textleading = 12pt
+  %
+  \internalpagesizes{7.5in}{5in}%
+                    {-.2in}{0in}%
+                    {\bindingoffset}{16pt}%
+                    {9.25in}{7in}%
+  %
+  \lispnarrowing = 0.3in
+  \tolerance = 700
+  \hfuzz = 1pt
+  \contentsrightmargin = 0pt
+  \defbodyindent = .5cm
+}}
+
+% Use @smallerbook to reset parameters for 6x9 trim size.
+% (Just testing, parameters still in flux.)
+\def\smallerbook{{\globaldefs = 1
+  \parskip = 1.5pt plus 1pt
+  \textleading = 12pt
+  %
+  \internalpagesizes{7.4in}{4.8in}%
+                    {-.2in}{-.4in}%
+                    {0pt}{14pt}%
+                    {9in}{6in}%
+  %
+  \lispnarrowing = 0.25in
+  \tolerance = 700
+  \hfuzz = 1pt
+  \contentsrightmargin = 0pt
+  \defbodyindent = .4cm
+}}
+
+% Use @afourpaper to print on European A4 paper.
+\def\afourpaper{{\globaldefs = 1
+  \parskip = 3pt plus 2pt minus 1pt
+  \textleading = 13.2pt
+  %
+  % Double-side printing via postscript on Laserjet 4050
+  % prints double-sided nicely when \bindingoffset=10mm and \hoffset=-6mm.
+  % To change the settings for a different printer or situation, adjust
+  % \normaloffset until the front-side and back-side texts align.  Then
+  % do the same for \bindingoffset.  You can set these for testing in
+  % your texinfo source file like this:
+  % @tex
+  % \global\normaloffset = -6mm
+  % \global\bindingoffset = 10mm
+  % @end tex
+  \internalpagesizes{673.2pt}{160mm}% that's 51 lines
+                    {\voffset}{\hoffset}%
+                    {\bindingoffset}{44pt}%
+                    {297mm}{210mm}%
+  %
+  \tolerance = 700
+  \hfuzz = 1pt
+  \contentsrightmargin = 0pt
+  \defbodyindent = 5mm
+}}
+
+% Use @afivepaper to print on European A5 paper.
+% From romildo at urano.iceb.ufop.br, 2 July 2000.
+% He also recommends making @example and @lisp be small.
+\def\afivepaper{{\globaldefs = 1
+  \parskip = 2pt plus 1pt minus 0.1pt
+  \textleading = 12.5pt
+  %
+  \internalpagesizes{160mm}{120mm}%
+                    {\voffset}{\hoffset}%
+                    {\bindingoffset}{8pt}%
+                    {210mm}{148mm}%
+  %
+  \lispnarrowing = 0.2in
+  \tolerance = 800
+  \hfuzz = 1.2pt
+  \contentsrightmargin = 0pt
+  \defbodyindent = 2mm
+  \tableindent = 12mm
+}}
+
+% A specific text layout, 24x15cm overall, intended for A4 paper.
+\def\afourlatex{{\globaldefs = 1
+  \afourpaper
+  \internalpagesizes{237mm}{150mm}%
+                    {\voffset}{4.6mm}%
+                    {\bindingoffset}{7mm}%
+                    {297mm}{210mm}%
+  %
+  % Must explicitly reset to 0 because we call \afourpaper.
+  \globaldefs = 0
+}}
+
+% Use @afourwide to print on A4 paper in landscape format.
+\def\afourwide{{\globaldefs = 1
+  \afourpaper
+  \internalpagesizes{241mm}{165mm}%
+                    {\voffset}{-2.95mm}%
+                    {\bindingoffset}{7mm}%
+                    {297mm}{210mm}%
+  \globaldefs = 0
+}}
+
+% @pagesizes TEXTHEIGHT[,TEXTWIDTH]
+% Perhaps we should allow setting the margins, \topskip, \parskip,
+% and/or leading, also. Or perhaps we should compute them somehow.
+%
+\parseargdef\pagesizes{\pagesizesyyy #1,,\finish}
+\def\pagesizesyyy#1,#2,#3\finish{{%
+  \setbox0 = \hbox{\ignorespaces #2}\ifdim\wd0 > 0pt \hsize=#2\relax \fi
+  \globaldefs = 1
+  %
+  \parskip = 3pt plus 2pt minus 1pt
+  \setleading{\textleading}%
+  %
+  \dimen0 = #1\relax
+  \advance\dimen0 by \voffset
+  %
+  \dimen2 = \hsize
+  \advance\dimen2 by \normaloffset
+  %
+  \internalpagesizes{#1}{\hsize}%
+                    {\voffset}{\normaloffset}%
+                    {\bindingoffset}{44pt}%
+                    {\dimen0}{\dimen2}%
+}}
+
+% Set default to letter.
+%
+\letterpaper
+
+
+\message{and turning on texinfo input format.}
+
+% DEL is a comment character, in case @c does not suffice.
+\catcode`\^^? = 14
+
+% Define macros to output various characters with catcode for normal text.
+\catcode`\"=\other
+\catcode`\~=\other
+\catcode`\^=\other
+\catcode`\_=\other
+\catcode`\|=\other
+\catcode`\<=\other
+\catcode`\>=\other
+\catcode`\+=\other
+\catcode`\$=\other
+\def\normaldoublequote{"}
+\def\normaltilde{~}
+\def\normalcaret{^}
+\def\normalunderscore{_}
+\def\normalverticalbar{|}
+\def\normalless{<}
+\def\normalgreater{>}
+\def\normalplus{+}
+\def\normaldollar{$}%$ font-lock fix
+
+% This macro is used to make a character print one way in \tt
+% (where it can probably be output as-is), and another way in other fonts,
+% where something hairier probably needs to be done.
+%
+% #1 is what to print if we are indeed using \tt; #2 is what to print
+% otherwise.  Since all the Computer Modern typewriter fonts have zero
+% interword stretch (and shrink), and it is reasonable to expect all
+% typewriter fonts to have this, we can check that font parameter.
+%
+\def\ifusingtt#1#2{\ifdim \fontdimen3\font=0pt #1\else #2\fi}
+
+% Same as above, but check for italic font.  Actually this also catches
+% non-italic slanted fonts since it is impossible to distinguish them from
+% italic fonts.  But since this is only used by $ and it uses \sl anyway
+% this is not a problem.
+\def\ifusingit#1#2{\ifdim \fontdimen1\font>0pt #1\else #2\fi}
+
+% Turn off all special characters except @
+% (and those which the user can use as if they were ordinary).
+% Most of these we simply print from the \tt font, but for some, we can
+% use math or other variants that look better in normal text.
+
+\catcode`\"=\active
+\def\activedoublequote{{\tt\char34}}
+\let"=\activedoublequote
+\catcode`\~=\active
+\def~{{\tt\char126}}
+\chardef\hat=`\^
+\catcode`\^=\active
+\def^{{\tt \hat}}
+
+\catcode`\_=\active
+\def_{\ifusingtt\normalunderscore\_}
+\let\realunder=_
+% Subroutine for the previous macro.
+\def\_{\leavevmode \kern.07em \vbox{\hrule width.3em height.1ex}\kern .07em }
+
+\catcode`\|=\active
+\def|{{\tt\char124}}
+\chardef \less=`\<
+\catcode`\<=\active
+\def<{{\tt \less}}
+\chardef \gtr=`\>
+\catcode`\>=\active
+\def>{{\tt \gtr}}
+\catcode`\+=\active
+\def+{{\tt \char 43}}
+\catcode`\$=\active
+\def${\ifusingit{{\sl\$}}\normaldollar}%$ font-lock fix
+
+% If a .fmt file is being used, characters that might appear in a file
+% name cannot be active until we have parsed the command line.
+% So turn them off again, and have \everyjob (or @setfilename) turn them on.
+% \otherifyactive is called near the end of this file.
+\def\otherifyactive{\catcode`+=\other \catcode`\_=\other}
+
+% Used sometimes to turn off (effectively) the active characters even after
+% parsing them.
+\def\turnoffactive{%
+  \normalturnoffactive
+  \otherbackslash
+}
+
+\catcode`\@=0
+
+% \backslashcurfont outputs one backslash character in current font,
+% as in \char`\\.
+\global\chardef\backslashcurfont=`\\
+\global\let\rawbackslashxx=\backslashcurfont  % let existing .??s files work
+
+% \realbackslash is an actual character `\' with catcode other, and
+% \doublebackslash is two of them (for the pdf outlines).
+{\catcode`\\=\other @gdef at realbackslash{\} @gdef at doublebackslash{\\}}
+
+% In texinfo, backslash is an active character; it prints the backslash
+% in fixed width font.
+\catcode`\\=\active
+ at def@normalbackslash{{@tt at backslashcurfont}}
+% On startup, @fixbackslash assigns:
+%  @let \ = @normalbackslash
+
+% \rawbackslash defines an active \ to do \backslashcurfont.
+% \otherbackslash defines an active \ to be a literal `\' character with
+% catcode other.
+ at gdef@rawbackslash{@let\=@backslashcurfont}
+ at gdef@otherbackslash{@let\=@realbackslash}
+
+% Same as @turnoffactive except outputs \ as {\tt\char`\\} instead of
+% the literal character `\'.
+%
+ at def@normalturnoffactive{%
+  @let\=@normalbackslash
+  @let"=@normaldoublequote
+  @let~=@normaltilde
+  @let^=@normalcaret
+  @let_=@normalunderscore
+  @let|=@normalverticalbar
+  @let<=@normalless
+  @let>=@normalgreater
+  @let+=@normalplus
+  @let$=@normaldollar %$ font-lock fix
+  @markupsetuplqdefault
+  @markupsetuprqdefault
+  @unsepspaces
+}
+
+% Make _ and + \other characters, temporarily.
+% This is canceled by @fixbackslash.
+ at otherifyactive
+
+% If a .fmt file is being used, we don't want the `\input texinfo' to show up.
+% That is what \eatinput is for; after that, the `\' should revert to printing
+% a backslash.
+%
+ at gdef@eatinput input texinfo{@fixbackslash}
+ at global@let\ = @eatinput
+
+% On the other hand, perhaps the file did not have a `\input texinfo'. Then
+% the first `\' in the file would cause an error. This macro tries to fix
+% that, assuming it is called before the first `\' could plausibly occur.
+% Also turn back on active characters that might appear in the input
+% file name, in case not using a pre-dumped format.
+%
+ at gdef@fixbackslash{%
+  @ifx\@eatinput @let\ = @normalbackslash @fi
+  @catcode`+=@active
+  @catcode`@_=@active
+}
+
+% Say @foo, not \foo, in error messages.
+ at escapechar = `@@
+
+% These look ok in all fonts, so just make them not special.
+ at catcode`@& = @other
+ at catcode`@# = @other
+ at catcode`@% = @other
+
+ at c Finally, make ` and ' active, so that txicodequoteundirected and
+ at c txicodequotebacktick work right in, e.g., @w{@code{`foo'}}.  If we
+ at c don't make ` and ' active, @code will not get them as active chars.
+ at c Do this last of all since we use ` in the previous @catcode assignments.
+ at catcode`@'=@active
+ at catcode`@`=@active
+ at markupsetuplqdefault
+ at markupsetuprqdefault
+
+ at c Local variables:
+ at c eval: (add-hook 'write-file-hooks 'time-stamp)
+ at c page-delimiter: "^\\\\message"
+ at c time-stamp-start: "def\\\\texinfoversion{"
+ at c time-stamp-format: "%:y-%02m-%02d.%02H"
+ at c time-stamp-end: "}"
+ at c End:
+
+ at c vim:sw=2:
+
+ at ignore
+   arch-tag: e1b36e32-c96e-4135-a41a-0b2efa2ea115
+ at end ignore
diff --git a/build-aux/ylwrap b/build-aux/ylwrap
new file mode 100755
index 0000000..84d5634
--- /dev/null
+++ b/build-aux/ylwrap
@@ -0,0 +1,222 @@
+#! /bin/sh
+# ylwrap - wrapper for lex/yacc invocations.
+
+scriptversion=2009-04-28.21; # UTC
+
+# Copyright (C) 1996, 1997, 1998, 1999, 2001, 2002, 2003, 2004, 2005,
+# 2007, 2009 Free Software Foundation, Inc.
+#
+# Written by Tom Tromey <tromey at cygnus.com>.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2, or (at your option)
+# any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+# As a special exception to the GNU General Public License, if you
+# distribute this file as part of a program that contains a
+# configuration script generated by Autoconf, you may include it under
+# the same distribution terms that you use for the rest of that program.
+
+# This file is maintained in Automake, please report
+# bugs to <bug-automake at gnu.org> or send patches to
+# <automake-patches at gnu.org>.
+
+case "$1" in
+  '')
+    echo "$0: No files given.  Try \`$0 --help' for more information." 1>&2
+    exit 1
+    ;;
+  --basedir)
+    basedir=$2
+    shift 2
+    ;;
+  -h|--h*)
+    cat <<\EOF
+Usage: ylwrap [--help|--version] INPUT [OUTPUT DESIRED]... -- PROGRAM [ARGS]...
+
+Wrapper for lex/yacc invocations, renaming files as desired.
+
+  INPUT is the input file
+  OUTPUT is one file PROG generates
+  DESIRED is the file we actually want instead of OUTPUT
+  PROGRAM is program to run
+  ARGS are passed to PROG
+
+Any number of OUTPUT,DESIRED pairs may be used.
+
+Report bugs to <bug-automake at gnu.org>.
+EOF
+    exit $?
+    ;;
+  -v|--v*)
+    echo "ylwrap $scriptversion"
+    exit $?
+    ;;
+esac
+
+
+# The input.
+input="$1"
+shift
+case "$input" in
+  [\\/]* | ?:[\\/]*)
+    # Absolute path; do nothing.
+    ;;
+  *)
+    # Relative path.  Make it absolute.
+    input="`pwd`/$input"
+    ;;
+esac
+
+pairlist=
+while test "$#" -ne 0; do
+  if test "$1" = "--"; then
+    shift
+    break
+  fi
+  pairlist="$pairlist $1"
+  shift
+done
+
+# The program to run.
+prog="$1"
+shift
+# Make any relative path in $prog absolute.
+case "$prog" in
+  [\\/]* | ?:[\\/]*) ;;
+  *[\\/]*) prog="`pwd`/$prog" ;;
+esac
+
+# FIXME: add hostname here for parallel makes that run commands on
+# other machines.  But that might take us over the 14-char limit.
+dirname=ylwrap$$
+trap "cd '`pwd`'; rm -rf $dirname > /dev/null 2>&1" 1 2 3 15
+mkdir $dirname || exit 1
+
+cd $dirname
+
+case $# in
+  0) "$prog" "$input" ;;
+  *) "$prog" "$@" "$input" ;;
+esac
+ret=$?
+
+if test $ret -eq 0; then
+  set X $pairlist
+  shift
+  first=yes
+  # Since DOS filename conventions don't allow two dots,
+  # the DOS version of Bison writes out y_tab.c instead of y.tab.c
+  # and y_tab.h instead of y.tab.h. Test to see if this is the case.
+  y_tab_nodot="no"
+  if test -f y_tab.c || test -f y_tab.h; then
+    y_tab_nodot="yes"
+  fi
+
+  # The directory holding the input.
+  input_dir=`echo "$input" | sed -e 's,\([\\/]\)[^\\/]*$,\1,'`
+  # Quote $INPUT_DIR so we can use it in a regexp.
+  # FIXME: really we should care about more than `.' and `\'.
+  input_rx=`echo "$input_dir" | sed 's,\\\\,\\\\\\\\,g;s,\\.,\\\\.,g'`
+
+  while test "$#" -ne 0; do
+    from="$1"
+    # Handle y_tab.c and y_tab.h output by DOS
+    if test $y_tab_nodot = "yes"; then
+      if test $from = "y.tab.c"; then
+    	from="y_tab.c"
+      else
+    	if test $from = "y.tab.h"; then
+    	  from="y_tab.h"
+    	fi
+      fi
+    fi
+    if test -f "$from"; then
+      # If $2 is an absolute path name, then just use that,
+      # otherwise prepend `../'.
+      case "$2" in
+    	[\\/]* | ?:[\\/]*) target="$2";;
+    	*) target="../$2";;
+      esac
+
+      # We do not want to overwrite a header file if it hasn't
+      # changed.  This avoid useless recompilations.  However the
+      # parser itself (the first file) should always be updated,
+      # because it is the destination of the .y.c rule in the
+      # Makefile.  Divert the output of all other files to a temporary
+      # file so we can compare them to existing versions.
+      if test $first = no; then
+	realtarget="$target"
+	target="tmp-`echo $target | sed s/.*[\\/]//g`"
+      fi
+      # Edit out `#line' or `#' directives.
+      #
+      # We don't want the resulting debug information to point at
+      # an absolute srcdir; it is better for it to just mention the
+      # .y file with no path.
+      #
+      # We want to use the real output file name, not yy.lex.c for
+      # instance.
+      #
+      # We want the include guards to be adjusted too.
+      FROM=`echo "$from" | sed \
+            -e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'\
+            -e 's/[^ABCDEFGHIJKLMNOPQRSTUVWXYZ]/_/g'`
+      TARGET=`echo "$2" | sed \
+            -e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'\
+            -e 's/[^ABCDEFGHIJKLMNOPQRSTUVWXYZ]/_/g'`
+
+      sed -e "/^#/!b" -e "s,$input_rx,," -e "s,$from,$2," \
+          -e "s,$FROM,$TARGET," "$from" >"$target" || ret=$?
+
+      # Check whether header files must be updated.
+      if test $first = no; then
+	if test -f "$realtarget" && cmp -s "$realtarget" "$target"; then
+	  echo "$2" is unchanged
+	  rm -f "$target"
+	else
+          echo updating "$2"
+          mv -f "$target" "$realtarget"
+        fi
+      fi
+    else
+      # A missing file is only an error for the first file.  This
+      # is a blatant hack to let us support using "yacc -d".  If -d
+      # is not specified, we don't want an error when the header
+      # file is "missing".
+      if test $first = yes; then
+        ret=1
+      fi
+    fi
+    shift
+    shift
+    first=no
+  done
+else
+  ret=$?
+fi
+
+# Remove the directory.
+cd ..
+rm -rf $dirname
+
+exit $ret
+
+# Local Variables:
+# mode: shell-script
+# sh-indentation: 2
+# eval: (add-hook 'write-file-hooks 'time-stamp)
+# time-stamp-start: "scriptversion="
+# time-stamp-format: "%:y-%02m-%02d.%02H"
+# time-stamp-time-zone: "UTC"
+# time-stamp-end: "; # UTC"
+# End:
diff --git a/config.h.cmake b/config.h.cmake
new file mode 100644
index 0000000..59b1f9d
--- /dev/null
+++ b/config.h.cmake
@@ -0,0 +1,6 @@
+/*
+ * C macros set by cmake(1)
+ */
+#define DEFAULT_UDUNITS2_XML_PATH "@DEFAULT_UDUNITS2_XML_PATH@"
+#cmakedefine DLL_UDUNITS2
+#cmakedefine DLL_EXPORT
\ No newline at end of file
diff --git a/config.h.in b/config.h.in
new file mode 100644
index 0000000..8b86e1a
--- /dev/null
+++ b/config.h.in
@@ -0,0 +1,108 @@
+/* config.h.in.  Generated from configure.ac by autoheader.  */
+
+/* The default absolute pathname of the installed units database */
+#undef DEFAULT_UDUNITS2_XML_PATH
+
+/* Define to 1 if you have the <dlfcn.h> header file. */
+#undef HAVE_DLFCN_H
+
+/* Define to 1 if you have the <float.h> header file. */
+#undef HAVE_FLOAT_H
+
+/* Define to 1 if you have the `floor' function. */
+#undef HAVE_FLOOR
+
+/* Define to 1 if you have the <inttypes.h> header file. */
+#undef HAVE_INTTYPES_H
+
+/* Define to 1 if you have the `memmove' function. */
+#undef HAVE_MEMMOVE
+
+/* Define to 1 if you have the <memory.h> header file. */
+#undef HAVE_MEMORY_H
+
+/* Define to 1 if you have the `memset' function. */
+#undef HAVE_MEMSET
+
+/* Define to 1 if you have the `modf' function. */
+#undef HAVE_MODF
+
+/* Define to 1 if you have the `pow' function. */
+#undef HAVE_POW
+
+/* Define to 1 if you have the <stddef.h> header file. */
+#undef HAVE_STDDEF_H
+
+/* Define to 1 if you have the <stdint.h> header file. */
+#undef HAVE_STDINT_H
+
+/* Define to 1 if you have the <stdlib.h> header file. */
+#undef HAVE_STDLIB_H
+
+/* Define to 1 if you have the `strcasecmp' function. */
+#undef HAVE_STRCASECMP
+
+/* Define to 1 if you have the `strdup' function. */
+#undef HAVE_STRDUP
+
+/* Define to 1 if you have the <strings.h> header file. */
+#undef HAVE_STRINGS_H
+
+/* Define to 1 if you have the <string.h> header file. */
+#undef HAVE_STRING_H
+
+/* Define to 1 if you have the `strpbrk' function. */
+#undef HAVE_STRPBRK
+
+/* Define to 1 if you have the <sys/stat.h> header file. */
+#undef HAVE_SYS_STAT_H
+
+/* Define to 1 if you have the <sys/types.h> header file. */
+#undef HAVE_SYS_TYPES_H
+
+/* Define to 1 if you have the <unistd.h> header file. */
+#undef HAVE_UNISTD_H
+
+/* Define to the sub-directory in which libtool stores uninstalled libraries.
+   */
+#undef LT_OBJDIR
+
+/* Define to 1 if your C compiler doesn't accept -c and -o together. */
+#undef NO_MINUS_C_MINUS_O
+
+/* Name of package */
+#undef PACKAGE
+
+/* Define to the address where bug reports for this package should be sent. */
+#undef PACKAGE_BUGREPORT
+
+/* Define to the full name of this package. */
+#undef PACKAGE_NAME
+
+/* Define to the full name and version of this package. */
+#undef PACKAGE_STRING
+
+/* Define to the one symbol short name of this package. */
+#undef PACKAGE_TARNAME
+
+/* Define to the home page for this package. */
+#undef PACKAGE_URL
+
+/* Define to the version of this package. */
+#undef PACKAGE_VERSION
+
+/* Define to 1 if you have the ANSI C header files. */
+#undef STDC_HEADERS
+
+/* Version number of package */
+#undef VERSION
+
+/* Define to 1 if `lex' declares `yytext' as a `char *' by default, not a
+   `char[]'. */
+#undef YYTEXT_POINTER
+
+/* Define to empty if `const' does not conform to ANSI C. */
+#undef const
+
+/* Define to `unsigned int' if <sys/types.h> does not define. */
+#undef size_t
diff --git a/configure b/configure
new file mode 100755
index 0000000..7d85ced
--- /dev/null
+++ b/configure
@@ -0,0 +1,18001 @@
+#! /bin/sh
+# Guess values for system-dependent variables and create Makefiles.
+# Generated by GNU Autoconf 2.68 for UDUNITS 2.2.17.
+#
+# Report bugs to <support-udunits at unidata.ucar.edu>.
+#
+#
+# Copyright (C) 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001,
+# 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 Free Software
+# Foundation, Inc.
+#
+#
+# This configure script is free software; the Free Software Foundation
+# gives unlimited permission to copy, distribute and modify it.
+## -------------------- ##
+## M4sh Initialization. ##
+## -------------------- ##
+
+# Be more Bourne compatible
+DUALCASE=1; export DUALCASE # for MKS sh
+if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then :
+  emulate sh
+  NULLCMD=:
+  # Pre-4.2 versions of Zsh do word splitting on ${1+"$@"}, which
+  # is contrary to our usage.  Disable this feature.
+  alias -g '${1+"$@"}'='"$@"'
+  setopt NO_GLOB_SUBST
+else
+  case `(set -o) 2>/dev/null` in #(
+  *posix*) :
+    set -o posix ;; #(
+  *) :
+     ;;
+esac
+fi
+
+
+as_nl='
+'
+export as_nl
+# Printing a long string crashes Solaris 7 /usr/bin/printf.
+as_echo='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
+as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo
+as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo$as_echo
+# Prefer a ksh shell builtin over an external printf program on Solaris,
+# but without wasting forks for bash or zsh.
+if test -z "$BASH_VERSION$ZSH_VERSION" \
+    && (test "X`print -r -- $as_echo`" = "X$as_echo") 2>/dev/null; then
+  as_echo='print -r --'
+  as_echo_n='print -rn --'
+elif (test "X`printf %s $as_echo`" = "X$as_echo") 2>/dev/null; then
+  as_echo='printf %s\n'
+  as_echo_n='printf %s'
+else
+  if test "X`(/usr/ucb/echo -n -n $as_echo) 2>/dev/null`" = "X-n $as_echo"; then
+    as_echo_body='eval /usr/ucb/echo -n "$1$as_nl"'
+    as_echo_n='/usr/ucb/echo -n'
+  else
+    as_echo_body='eval expr "X$1" : "X\\(.*\\)"'
+    as_echo_n_body='eval
+      arg=$1;
+      case $arg in #(
+      *"$as_nl"*)
+	expr "X$arg" : "X\\(.*\\)$as_nl";
+	arg=`expr "X$arg" : ".*$as_nl\\(.*\\)"`;;
+      esac;
+      expr "X$arg" : "X\\(.*\\)" | tr -d "$as_nl"
+    '
+    export as_echo_n_body
+    as_echo_n='sh -c $as_echo_n_body as_echo'
+  fi
+  export as_echo_body
+  as_echo='sh -c $as_echo_body as_echo'
+fi
+
+# The user is always right.
+if test "${PATH_SEPARATOR+set}" != set; then
+  PATH_SEPARATOR=:
+  (PATH='/bin;/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 && {
+    (PATH='/bin:/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 ||
+      PATH_SEPARATOR=';'
+  }
+fi
+
+
+# IFS
+# We need space, tab and new line, in precisely that order.  Quoting is
+# there to prevent editors from complaining about space-tab.
+# (If _AS_PATH_WALK were called with IFS unset, it would disable word
+# splitting by setting IFS to empty value.)
+IFS=" ""	$as_nl"
+
+# Find who we are.  Look in the path if we contain no directory separator.
+as_myself=
+case $0 in #((
+  *[\\/]* ) as_myself=$0 ;;
+  *) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    test -r "$as_dir/$0" && as_myself=$as_dir/$0 && break
+  done
+IFS=$as_save_IFS
+
+     ;;
+esac
+# We did not find ourselves, most probably we were run as `sh COMMAND'
+# in which case we are not to be found in the path.
+if test "x$as_myself" = x; then
+  as_myself=$0
+fi
+if test ! -f "$as_myself"; then
+  $as_echo "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2
+  exit 1
+fi
+
+# Unset variables that we do not need and which cause bugs (e.g. in
+# pre-3.0 UWIN ksh).  But do not cause bugs in bash 2.01; the "|| exit 1"
+# suppresses any "Segmentation fault" message there.  '((' could
+# trigger a bug in pdksh 5.2.14.
+for as_var in BASH_ENV ENV MAIL MAILPATH
+do eval test x\${$as_var+set} = xset \
+  && ( (unset $as_var) || exit 1) >/dev/null 2>&1 && unset $as_var || :
+done
+PS1='$ '
+PS2='> '
+PS4='+ '
+
+# NLS nuisances.
+LC_ALL=C
+export LC_ALL
+LANGUAGE=C
+export LANGUAGE
+
+# CDPATH.
+(unset CDPATH) >/dev/null 2>&1 && unset CDPATH
+
+if test "x$CONFIG_SHELL" = x; then
+  as_bourne_compatible="if test -n \"\${ZSH_VERSION+set}\" && (emulate sh) >/dev/null 2>&1; then :
+  emulate sh
+  NULLCMD=:
+  # Pre-4.2 versions of Zsh do word splitting on \${1+\"\$@\"}, which
+  # is contrary to our usage.  Disable this feature.
+  alias -g '\${1+\"\$@\"}'='\"\$@\"'
+  setopt NO_GLOB_SUBST
+else
+  case \`(set -o) 2>/dev/null\` in #(
+  *posix*) :
+    set -o posix ;; #(
+  *) :
+     ;;
+esac
+fi
+"
+  as_required="as_fn_return () { (exit \$1); }
+as_fn_success () { as_fn_return 0; }
+as_fn_failure () { as_fn_return 1; }
+as_fn_ret_success () { return 0; }
+as_fn_ret_failure () { return 1; }
+
+exitcode=0
+as_fn_success || { exitcode=1; echo as_fn_success failed.; }
+as_fn_failure && { exitcode=1; echo as_fn_failure succeeded.; }
+as_fn_ret_success || { exitcode=1; echo as_fn_ret_success failed.; }
+as_fn_ret_failure && { exitcode=1; echo as_fn_ret_failure succeeded.; }
+if ( set x; as_fn_ret_success y && test x = \"\$1\" ); then :
+
+else
+  exitcode=1; echo positional parameters were not saved.
+fi
+test x\$exitcode = x0 || exit 1"
+  as_suggested="  as_lineno_1=";as_suggested=$as_suggested$LINENO;as_suggested=$as_suggested" as_lineno_1a=\$LINENO
+  as_lineno_2=";as_suggested=$as_suggested$LINENO;as_suggested=$as_suggested" as_lineno_2a=\$LINENO
+  eval 'test \"x\$as_lineno_1'\$as_run'\" != \"x\$as_lineno_2'\$as_run'\" &&
+  test \"x\`expr \$as_lineno_1'\$as_run' + 1\`\" = \"x\$as_lineno_2'\$as_run'\"' || exit 1
+test \$(( 1 + 1 )) = 2 || exit 1
+
+  test -n \"\${ZSH_VERSION+set}\${BASH_VERSION+set}\" || (
+    ECHO='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
+    ECHO=\$ECHO\$ECHO\$ECHO\$ECHO\$ECHO
+    ECHO=\$ECHO\$ECHO\$ECHO\$ECHO\$ECHO\$ECHO
+    PATH=/empty FPATH=/empty; export PATH FPATH
+    test \"X\`printf %s \$ECHO\`\" = \"X\$ECHO\" \\
+      || test \"X\`print -r -- \$ECHO\`\" = \"X\$ECHO\" ) || exit 1"
+  if (eval "$as_required") 2>/dev/null; then :
+  as_have_required=yes
+else
+  as_have_required=no
+fi
+  if test x$as_have_required = xyes && (eval "$as_suggested") 2>/dev/null; then :
+
+else
+  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+as_found=false
+for as_dir in /bin$PATH_SEPARATOR/usr/bin$PATH_SEPARATOR$PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+  as_found=:
+  case $as_dir in #(
+	 /*)
+	   for as_base in sh bash ksh sh5; do
+	     # Try only shells that exist, to save several forks.
+	     as_shell=$as_dir/$as_base
+	     if { test -f "$as_shell" || test -f "$as_shell.exe"; } &&
+		    { $as_echo "$as_bourne_compatible""$as_required" | as_run=a "$as_shell"; } 2>/dev/null; then :
+  CONFIG_SHELL=$as_shell as_have_required=yes
+		   if { $as_echo "$as_bourne_compatible""$as_suggested" | as_run=a "$as_shell"; } 2>/dev/null; then :
+  break 2
+fi
+fi
+	   done;;
+       esac
+  as_found=false
+done
+$as_found || { if { test -f "$SHELL" || test -f "$SHELL.exe"; } &&
+	      { $as_echo "$as_bourne_compatible""$as_required" | as_run=a "$SHELL"; } 2>/dev/null; then :
+  CONFIG_SHELL=$SHELL as_have_required=yes
+fi; }
+IFS=$as_save_IFS
+
+
+      if test "x$CONFIG_SHELL" != x; then :
+  # We cannot yet assume a decent shell, so we have to provide a
+	# neutralization value for shells without unset; and this also
+	# works around shells that cannot unset nonexistent variables.
+	# Preserve -v and -x to the replacement shell.
+	BASH_ENV=/dev/null
+	ENV=/dev/null
+	(unset BASH_ENV) >/dev/null 2>&1 && unset BASH_ENV ENV
+	export CONFIG_SHELL
+	case $- in # ((((
+	  *v*x* | *x*v* ) as_opts=-vx ;;
+	  *v* ) as_opts=-v ;;
+	  *x* ) as_opts=-x ;;
+	  * ) as_opts= ;;
+	esac
+	exec "$CONFIG_SHELL" $as_opts "$as_myself" ${1+"$@"}
+fi
+
+    if test x$as_have_required = xno; then :
+  $as_echo "$0: This script requires a shell more modern than all"
+  $as_echo "$0: the shells that I found on your system."
+  if test x${ZSH_VERSION+set} = xset ; then
+    $as_echo "$0: In particular, zsh $ZSH_VERSION has bugs and should"
+    $as_echo "$0: be upgraded to zsh 4.3.4 or later."
+  else
+    $as_echo "$0: Please tell bug-autoconf at gnu.org and
+$0: support-udunits at unidata.ucar.edu about your system,
+$0: including any error possibly output before this
+$0: message. Then install a modern shell, or manually run
+$0: the script under such a shell if you do have one."
+  fi
+  exit 1
+fi
+fi
+fi
+SHELL=${CONFIG_SHELL-/bin/sh}
+export SHELL
+# Unset more variables known to interfere with behavior of common tools.
+CLICOLOR_FORCE= GREP_OPTIONS=
+unset CLICOLOR_FORCE GREP_OPTIONS
+
+## --------------------- ##
+## M4sh Shell Functions. ##
+## --------------------- ##
+# as_fn_unset VAR
+# ---------------
+# Portably unset VAR.
+as_fn_unset ()
+{
+  { eval $1=; unset $1;}
+}
+as_unset=as_fn_unset
+
+# as_fn_set_status STATUS
+# -----------------------
+# Set $? to STATUS, without forking.
+as_fn_set_status ()
+{
+  return $1
+} # as_fn_set_status
+
+# as_fn_exit STATUS
+# -----------------
+# Exit the shell with STATUS, even in a "trap 0" or "set -e" context.
+as_fn_exit ()
+{
+  set +e
+  as_fn_set_status $1
+  exit $1
+} # as_fn_exit
+
+# as_fn_mkdir_p
+# -------------
+# Create "$as_dir" as a directory, including parents if necessary.
+as_fn_mkdir_p ()
+{
+
+  case $as_dir in #(
+  -*) as_dir=./$as_dir;;
+  esac
+  test -d "$as_dir" || eval $as_mkdir_p || {
+    as_dirs=
+    while :; do
+      case $as_dir in #(
+      *\'*) as_qdir=`$as_echo "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #'(
+      *) as_qdir=$as_dir;;
+      esac
+      as_dirs="'$as_qdir' $as_dirs"
+      as_dir=`$as_dirname -- "$as_dir" ||
+$as_expr X"$as_dir" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
+	 X"$as_dir" : 'X\(//\)[^/]' \| \
+	 X"$as_dir" : 'X\(//\)$' \| \
+	 X"$as_dir" : 'X\(/\)' \| . 2>/dev/null ||
+$as_echo X"$as_dir" |
+    sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
+	    s//\1/
+	    q
+	  }
+	  /^X\(\/\/\)[^/].*/{
+	    s//\1/
+	    q
+	  }
+	  /^X\(\/\/\)$/{
+	    s//\1/
+	    q
+	  }
+	  /^X\(\/\).*/{
+	    s//\1/
+	    q
+	  }
+	  s/.*/./; q'`
+      test -d "$as_dir" && break
+    done
+    test -z "$as_dirs" || eval "mkdir $as_dirs"
+  } || test -d "$as_dir" || as_fn_error $? "cannot create directory $as_dir"
+
+
+} # as_fn_mkdir_p
+# as_fn_append VAR VALUE
+# ----------------------
+# Append the text in VALUE to the end of the definition contained in VAR. Take
+# advantage of any shell optimizations that allow amortized linear growth over
+# repeated appends, instead of the typical quadratic growth present in naive
+# implementations.
+if (eval "as_var=1; as_var+=2; test x\$as_var = x12") 2>/dev/null; then :
+  eval 'as_fn_append ()
+  {
+    eval $1+=\$2
+  }'
+else
+  as_fn_append ()
+  {
+    eval $1=\$$1\$2
+  }
+fi # as_fn_append
+
+# as_fn_arith ARG...
+# ------------------
+# Perform arithmetic evaluation on the ARGs, and store the result in the
+# global $as_val. Take advantage of shells that can avoid forks. The arguments
+# must be portable across $(()) and expr.
+if (eval "test \$(( 1 + 1 )) = 2") 2>/dev/null; then :
+  eval 'as_fn_arith ()
+  {
+    as_val=$(( $* ))
+  }'
+else
+  as_fn_arith ()
+  {
+    as_val=`expr "$@" || test $? -eq 1`
+  }
+fi # as_fn_arith
+
+
+# as_fn_error STATUS ERROR [LINENO LOG_FD]
+# ----------------------------------------
+# Output "`basename $0`: error: ERROR" to stderr. If LINENO and LOG_FD are
+# provided, also output the error to LOG_FD, referencing LINENO. Then exit the
+# script with STATUS, using 1 if that was 0.
+as_fn_error ()
+{
+  as_status=$1; test $as_status -eq 0 && as_status=1
+  if test "$4"; then
+    as_lineno=${as_lineno-"$3"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+    $as_echo "$as_me:${as_lineno-$LINENO}: error: $2" >&$4
+  fi
+  $as_echo "$as_me: error: $2" >&2
+  as_fn_exit $as_status
+} # as_fn_error
+
+if expr a : '\(a\)' >/dev/null 2>&1 &&
+   test "X`expr 00001 : '.*\(...\)'`" = X001; then
+  as_expr=expr
+else
+  as_expr=false
+fi
+
+if (basename -- /) >/dev/null 2>&1 && test "X`basename -- / 2>&1`" = "X/"; then
+  as_basename=basename
+else
+  as_basename=false
+fi
+
+if (as_dir=`dirname -- /` && test "X$as_dir" = X/) >/dev/null 2>&1; then
+  as_dirname=dirname
+else
+  as_dirname=false
+fi
+
+as_me=`$as_basename -- "$0" ||
+$as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \
+	 X"$0" : 'X\(//\)$' \| \
+	 X"$0" : 'X\(/\)' \| . 2>/dev/null ||
+$as_echo X/"$0" |
+    sed '/^.*\/\([^/][^/]*\)\/*$/{
+	    s//\1/
+	    q
+	  }
+	  /^X\/\(\/\/\)$/{
+	    s//\1/
+	    q
+	  }
+	  /^X\/\(\/\).*/{
+	    s//\1/
+	    q
+	  }
+	  s/.*/./; q'`
+
+# Avoid depending upon Character Ranges.
+as_cr_letters='abcdefghijklmnopqrstuvwxyz'
+as_cr_LETTERS='ABCDEFGHIJKLMNOPQRSTUVWXYZ'
+as_cr_Letters=$as_cr_letters$as_cr_LETTERS
+as_cr_digits='0123456789'
+as_cr_alnum=$as_cr_Letters$as_cr_digits
+
+
+  as_lineno_1=$LINENO as_lineno_1a=$LINENO
+  as_lineno_2=$LINENO as_lineno_2a=$LINENO
+  eval 'test "x$as_lineno_1'$as_run'" != "x$as_lineno_2'$as_run'" &&
+  test "x`expr $as_lineno_1'$as_run' + 1`" = "x$as_lineno_2'$as_run'"' || {
+  # Blame Lee E. McMahon (1931-1989) for sed's syntax.  :-)
+  sed -n '
+    p
+    /[$]LINENO/=
+  ' <$as_myself |
+    sed '
+      s/[$]LINENO.*/&-/
+      t lineno
+      b
+      :lineno
+      N
+      :loop
+      s/[$]LINENO\([^'$as_cr_alnum'_].*\n\)\(.*\)/\2\1\2/
+      t loop
+      s/-\n.*//
+    ' >$as_me.lineno &&
+  chmod +x "$as_me.lineno" ||
+    { $as_echo "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2; as_fn_exit 1; }
+
+  # Don't try to exec as it changes $[0], causing all sort of problems
+  # (the dirname of $[0] is not the place where we might find the
+  # original and so on.  Autoconf is especially sensitive to this).
+  . "./$as_me.lineno"
+  # Exit status is that of the last command.
+  exit
+}
+
+ECHO_C= ECHO_N= ECHO_T=
+case `echo -n x` in #(((((
+-n*)
+  case `echo 'xy\c'` in
+  *c*) ECHO_T='	';;	# ECHO_T is single tab character.
+  xy)  ECHO_C='\c';;
+  *)   echo `echo ksh88 bug on AIX 6.1` > /dev/null
+       ECHO_T='	';;
+  esac;;
+*)
+  ECHO_N='-n';;
+esac
+
+rm -f conf$$ conf$$.exe conf$$.file
+if test -d conf$$.dir; then
+  rm -f conf$$.dir/conf$$.file
+else
+  rm -f conf$$.dir
+  mkdir conf$$.dir 2>/dev/null
+fi
+if (echo >conf$$.file) 2>/dev/null; then
+  if ln -s conf$$.file conf$$ 2>/dev/null; then
+    as_ln_s='ln -s'
+    # ... but there are two gotchas:
+    # 1) On MSYS, both `ln -s file dir' and `ln file dir' fail.
+    # 2) DJGPP < 2.04 has no symlinks; `ln -s' creates a wrapper executable.
+    # In both cases, we have to default to `cp -p'.
+    ln -s conf$$.file conf$$.dir 2>/dev/null && test ! -f conf$$.exe ||
+      as_ln_s='cp -p'
+  elif ln conf$$.file conf$$ 2>/dev/null; then
+    as_ln_s=ln
+  else
+    as_ln_s='cp -p'
+  fi
+else
+  as_ln_s='cp -p'
+fi
+rm -f conf$$ conf$$.exe conf$$.dir/conf$$.file conf$$.file
+rmdir conf$$.dir 2>/dev/null
+
+if mkdir -p . 2>/dev/null; then
+  as_mkdir_p='mkdir -p "$as_dir"'
+else
+  test -d ./-p && rmdir ./-p
+  as_mkdir_p=false
+fi
+
+if test -x / >/dev/null 2>&1; then
+  as_test_x='test -x'
+else
+  if ls -dL / >/dev/null 2>&1; then
+    as_ls_L_option=L
+  else
+    as_ls_L_option=
+  fi
+  as_test_x='
+    eval sh -c '\''
+      if test -d "$1"; then
+	test -d "$1/.";
+      else
+	case $1 in #(
+	-*)set "./$1";;
+	esac;
+	case `ls -ld'$as_ls_L_option' "$1" 2>/dev/null` in #((
+	???[sx]*):;;*)false;;esac;fi
+    '\'' sh
+  '
+fi
+as_executable_p=$as_test_x
+
+# Sed expression to map a string onto a valid CPP name.
+as_tr_cpp="eval sed 'y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g'"
+
+# Sed expression to map a string onto a valid variable name.
+as_tr_sh="eval sed 'y%*+%pp%;s%[^_$as_cr_alnum]%_%g'"
+
+SHELL=${CONFIG_SHELL-/bin/sh}
+
+
+test -n "$DJDIR" || exec 7<&0 </dev/null
+exec 6>&1
+
+# Name of the host.
+# hostname on some systems (SVR3.2, old GNU/Linux) returns a bogus exit status,
+# so uname gets run too.
+ac_hostname=`(hostname || uname -n) 2>/dev/null | sed 1q`
+
+#
+# Initializations.
+#
+ac_default_prefix=/usr/local
+ac_clean_files=
+ac_config_libobj_dir=.
+LIBOBJS=
+cross_compiling=no
+subdirs=
+MFLAGS=
+MAKEFLAGS=
+
+# Identity of this package.
+PACKAGE_NAME='UDUNITS'
+PACKAGE_TARNAME='udunits'
+PACKAGE_VERSION='2.2.17'
+PACKAGE_STRING='UDUNITS 2.2.17'
+PACKAGE_BUGREPORT='support-udunits at unidata.ucar.edu'
+PACKAGE_URL=''
+
+ac_unique_file="lib/converter.c"
+# Factoring default headers for most tests.
+ac_includes_default="\
+#include <stdio.h>
+#ifdef HAVE_SYS_TYPES_H
+# include <sys/types.h>
+#endif
+#ifdef HAVE_SYS_STAT_H
+# include <sys/stat.h>
+#endif
+#ifdef STDC_HEADERS
+# include <stdlib.h>
+# include <stddef.h>
+#else
+# ifdef HAVE_STDLIB_H
+#  include <stdlib.h>
+# endif
+#endif
+#ifdef HAVE_STRING_H
+# if !defined STDC_HEADERS && defined HAVE_MEMORY_H
+#  include <memory.h>
+# endif
+# include <string.h>
+#endif
+#ifdef HAVE_STRINGS_H
+# include <strings.h>
+#endif
+#ifdef HAVE_INTTYPES_H
+# include <inttypes.h>
+#endif
+#ifdef HAVE_STDINT_H
+# include <stdint.h>
+#endif
+#ifdef HAVE_UNISTD_H
+# include <unistd.h>
+#endif"
+
+ac_subst_vars='am__EXEEXT_FALSE
+am__EXEEXT_TRUE
+LTLIBOBJS
+LIBOBJS
+OTOOL64
+OTOOL
+LIPO
+NMEDIT
+DSYMUTIL
+MANIFEST_TOOL
+RANLIB
+ac_ct_AR
+AR
+DLLTOOL
+OBJDUMP
+NM
+ac_ct_DUMPBIN
+DUMPBIN
+LD
+FGREP
+SED
+host_os
+host_vendor
+host_cpu
+host
+build_os
+build_vendor
+build_cpu
+build
+LIBTOOL
+HAVE_CUNIT_FALSE
+HAVE_CUNIT_TRUE
+LD_CUNIT
+EGREP
+GREP
+ac_ct_FC
+FCFLAGS
+FC
+LEXLIB
+LEX_OUTPUT_ROOT
+LEX
+YFLAGS
+YACC
+LN_S
+CPP
+am__fastdepCC_FALSE
+am__fastdepCC_TRUE
+CCDEPMODE
+AMDEPBACKSLASH
+AMDEP_FALSE
+AMDEP_TRUE
+am__quote
+am__include
+DEPDIR
+OBJEXT
+EXEEXT
+ac_ct_CC
+CPPFLAGS
+LDFLAGS
+CFLAGS
+CC
+ENABLE_UDUNITS_1_FALSE
+ENABLE_UDUNITS_1_TRUE
+DEBUG_FALSE
+DEBUG_TRUE
+LIBS_COVERAGE
+CFLAGS_COVERAGE
+am__untar
+am__tar
+AMTAR
+am__leading_dot
+SET_MAKE
+AWK
+mkdir_p
+MKDIR_P
+INSTALL_STRIP_PROGRAM
+STRIP
+install_sh
+MAKEINFO
+AUTOHEADER
+AUTOMAKE
+AUTOCONF
+ACLOCAL
+VERSION
+PACKAGE
+CYGPATH_W
+am__isrc
+INSTALL_DATA
+INSTALL_SCRIPT
+INSTALL_PROGRAM
+target_alias
+host_alias
+build_alias
+LIBS
+ECHO_T
+ECHO_N
+ECHO_C
+DEFS
+mandir
+localedir
+libdir
+psdir
+pdfdir
+dvidir
+htmldir
+infodir
+docdir
+oldincludedir
+includedir
+localstatedir
+sharedstatedir
+sysconfdir
+datadir
+datarootdir
+libexecdir
+sbindir
+bindir
+program_transform_name
+prefix
+exec_prefix
+PACKAGE_URL
+PACKAGE_BUGREPORT
+PACKAGE_STRING
+PACKAGE_VERSION
+PACKAGE_TARNAME
+PACKAGE_NAME
+PATH_SEPARATOR
+SHELL'
+ac_subst_files=''
+ac_user_opts='
+enable_option_checking
+enable_coverage
+enable_debug
+enable_udunits_1
+enable_dependency_tracking
+enable_shared
+enable_static
+with_pic
+enable_fast_install
+with_gnu_ld
+with_sysroot
+enable_libtool_lock
+'
+      ac_precious_vars='build_alias
+host_alias
+target_alias
+CC
+CFLAGS
+LDFLAGS
+LIBS
+CPPFLAGS
+CPP
+YACC
+YFLAGS
+FC
+FCFLAGS'
+
+
+# Initialize some variables set by options.
+ac_init_help=
+ac_init_version=false
+ac_unrecognized_opts=
+ac_unrecognized_sep=
+# The variables have the same names as the options, with
+# dashes changed to underlines.
+cache_file=/dev/null
+exec_prefix=NONE
+no_create=
+no_recursion=
+prefix=NONE
+program_prefix=NONE
+program_suffix=NONE
+program_transform_name=s,x,x,
+silent=
+site=
+srcdir=
+verbose=
+x_includes=NONE
+x_libraries=NONE
+
+# Installation directory options.
+# These are left unexpanded so users can "make install exec_prefix=/foo"
+# and all the variables that are supposed to be based on exec_prefix
+# by default will actually change.
+# Use braces instead of parens because sh, perl, etc. also accept them.
+# (The list follows the same order as the GNU Coding Standards.)
+bindir='${exec_prefix}/bin'
+sbindir='${exec_prefix}/sbin'
+libexecdir='${exec_prefix}/libexec'
+datarootdir='${prefix}/share'
+datadir='${datarootdir}'
+sysconfdir='${prefix}/etc'
+sharedstatedir='${prefix}/com'
+localstatedir='${prefix}/var'
+includedir='${prefix}/include'
+oldincludedir='/usr/include'
+docdir='${datarootdir}/doc/${PACKAGE_TARNAME}'
+infodir='${datarootdir}/info'
+htmldir='${docdir}'
+dvidir='${docdir}'
+pdfdir='${docdir}'
+psdir='${docdir}'
+libdir='${exec_prefix}/lib'
+localedir='${datarootdir}/locale'
+mandir='${datarootdir}/man'
+
+ac_prev=
+ac_dashdash=
+for ac_option
+do
+  # If the previous option needs an argument, assign it.
+  if test -n "$ac_prev"; then
+    eval $ac_prev=\$ac_option
+    ac_prev=
+    continue
+  fi
+
+  case $ac_option in
+  *=?*) ac_optarg=`expr "X$ac_option" : '[^=]*=\(.*\)'` ;;
+  *=)   ac_optarg= ;;
+  *)    ac_optarg=yes ;;
+  esac
+
+  # Accept the important Cygnus configure options, so we can diagnose typos.
+
+  case $ac_dashdash$ac_option in
+  --)
+    ac_dashdash=yes ;;
+
+  -bindir | --bindir | --bindi | --bind | --bin | --bi)
+    ac_prev=bindir ;;
+  -bindir=* | --bindir=* | --bindi=* | --bind=* | --bin=* | --bi=*)
+    bindir=$ac_optarg ;;
+
+  -build | --build | --buil | --bui | --bu)
+    ac_prev=build_alias ;;
+  -build=* | --build=* | --buil=* | --bui=* | --bu=*)
+    build_alias=$ac_optarg ;;
+
+  -cache-file | --cache-file | --cache-fil | --cache-fi \
+  | --cache-f | --cache- | --cache | --cach | --cac | --ca | --c)
+    ac_prev=cache_file ;;
+  -cache-file=* | --cache-file=* | --cache-fil=* | --cache-fi=* \
+  | --cache-f=* | --cache-=* | --cache=* | --cach=* | --cac=* | --ca=* | --c=*)
+    cache_file=$ac_optarg ;;
+
+  --config-cache | -C)
+    cache_file=config.cache ;;
+
+  -datadir | --datadir | --datadi | --datad)
+    ac_prev=datadir ;;
+  -datadir=* | --datadir=* | --datadi=* | --datad=*)
+    datadir=$ac_optarg ;;
+
+  -datarootdir | --datarootdir | --datarootdi | --datarootd | --dataroot \
+  | --dataroo | --dataro | --datar)
+    ac_prev=datarootdir ;;
+  -datarootdir=* | --datarootdir=* | --datarootdi=* | --datarootd=* \
+  | --dataroot=* | --dataroo=* | --dataro=* | --datar=*)
+    datarootdir=$ac_optarg ;;
+
+  -disable-* | --disable-*)
+    ac_useropt=`expr "x$ac_option" : 'x-*disable-\(.*\)'`
+    # Reject names that are not valid shell variable names.
+    expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
+      as_fn_error $? "invalid feature name: $ac_useropt"
+    ac_useropt_orig=$ac_useropt
+    ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
+    case $ac_user_opts in
+      *"
+"enable_$ac_useropt"
+"*) ;;
+      *) ac_unrecognized_opts="$ac_unrecognized_opts$ac_unrecognized_sep--disable-$ac_useropt_orig"
+	 ac_unrecognized_sep=', ';;
+    esac
+    eval enable_$ac_useropt=no ;;
+
+  -docdir | --docdir | --docdi | --doc | --do)
+    ac_prev=docdir ;;
+  -docdir=* | --docdir=* | --docdi=* | --doc=* | --do=*)
+    docdir=$ac_optarg ;;
+
+  -dvidir | --dvidir | --dvidi | --dvid | --dvi | --dv)
+    ac_prev=dvidir ;;
+  -dvidir=* | --dvidir=* | --dvidi=* | --dvid=* | --dvi=* | --dv=*)
+    dvidir=$ac_optarg ;;
+
+  -enable-* | --enable-*)
+    ac_useropt=`expr "x$ac_option" : 'x-*enable-\([^=]*\)'`
+    # Reject names that are not valid shell variable names.
+    expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
+      as_fn_error $? "invalid feature name: $ac_useropt"
+    ac_useropt_orig=$ac_useropt
+    ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
+    case $ac_user_opts in
+      *"
+"enable_$ac_useropt"
+"*) ;;
+      *) ac_unrecognized_opts="$ac_unrecognized_opts$ac_unrecognized_sep--enable-$ac_useropt_orig"
+	 ac_unrecognized_sep=', ';;
+    esac
+    eval enable_$ac_useropt=\$ac_optarg ;;
+
+  -exec-prefix | --exec_prefix | --exec-prefix | --exec-prefi \
+  | --exec-pref | --exec-pre | --exec-pr | --exec-p | --exec- \
+  | --exec | --exe | --ex)
+    ac_prev=exec_prefix ;;
+  -exec-prefix=* | --exec_prefix=* | --exec-prefix=* | --exec-prefi=* \
+  | --exec-pref=* | --exec-pre=* | --exec-pr=* | --exec-p=* | --exec-=* \
+  | --exec=* | --exe=* | --ex=*)
+    exec_prefix=$ac_optarg ;;
+
+  -gas | --gas | --ga | --g)
+    # Obsolete; use --with-gas.
+    with_gas=yes ;;
+
+  -help | --help | --hel | --he | -h)
+    ac_init_help=long ;;
+  -help=r* | --help=r* | --hel=r* | --he=r* | -hr*)
+    ac_init_help=recursive ;;
+  -help=s* | --help=s* | --hel=s* | --he=s* | -hs*)
+    ac_init_help=short ;;
+
+  -host | --host | --hos | --ho)
+    ac_prev=host_alias ;;
+  -host=* | --host=* | --hos=* | --ho=*)
+    host_alias=$ac_optarg ;;
+
+  -htmldir | --htmldir | --htmldi | --htmld | --html | --htm | --ht)
+    ac_prev=htmldir ;;
+  -htmldir=* | --htmldir=* | --htmldi=* | --htmld=* | --html=* | --htm=* \
+  | --ht=*)
+    htmldir=$ac_optarg ;;
+
+  -includedir | --includedir | --includedi | --included | --include \
+  | --includ | --inclu | --incl | --inc)
+    ac_prev=includedir ;;
+  -includedir=* | --includedir=* | --includedi=* | --included=* | --include=* \
+  | --includ=* | --inclu=* | --incl=* | --inc=*)
+    includedir=$ac_optarg ;;
+
+  -infodir | --infodir | --infodi | --infod | --info | --inf)
+    ac_prev=infodir ;;
+  -infodir=* | --infodir=* | --infodi=* | --infod=* | --info=* | --inf=*)
+    infodir=$ac_optarg ;;
+
+  -libdir | --libdir | --libdi | --libd)
+    ac_prev=libdir ;;
+  -libdir=* | --libdir=* | --libdi=* | --libd=*)
+    libdir=$ac_optarg ;;
+
+  -libexecdir | --libexecdir | --libexecdi | --libexecd | --libexec \
+  | --libexe | --libex | --libe)
+    ac_prev=libexecdir ;;
+  -libexecdir=* | --libexecdir=* | --libexecdi=* | --libexecd=* | --libexec=* \
+  | --libexe=* | --libex=* | --libe=*)
+    libexecdir=$ac_optarg ;;
+
+  -localedir | --localedir | --localedi | --localed | --locale)
+    ac_prev=localedir ;;
+  -localedir=* | --localedir=* | --localedi=* | --localed=* | --locale=*)
+    localedir=$ac_optarg ;;
+
+  -localstatedir | --localstatedir | --localstatedi | --localstated \
+  | --localstate | --localstat | --localsta | --localst | --locals)
+    ac_prev=localstatedir ;;
+  -localstatedir=* | --localstatedir=* | --localstatedi=* | --localstated=* \
+  | --localstate=* | --localstat=* | --localsta=* | --localst=* | --locals=*)
+    localstatedir=$ac_optarg ;;
+
+  -mandir | --mandir | --mandi | --mand | --man | --ma | --m)
+    ac_prev=mandir ;;
+  -mandir=* | --mandir=* | --mandi=* | --mand=* | --man=* | --ma=* | --m=*)
+    mandir=$ac_optarg ;;
+
+  -nfp | --nfp | --nf)
+    # Obsolete; use --without-fp.
+    with_fp=no ;;
+
+  -no-create | --no-create | --no-creat | --no-crea | --no-cre \
+  | --no-cr | --no-c | -n)
+    no_create=yes ;;
+
+  -no-recursion | --no-recursion | --no-recursio | --no-recursi \
+  | --no-recurs | --no-recur | --no-recu | --no-rec | --no-re | --no-r)
+    no_recursion=yes ;;
+
+  -oldincludedir | --oldincludedir | --oldincludedi | --oldincluded \
+  | --oldinclude | --oldinclud | --oldinclu | --oldincl | --oldinc \
+  | --oldin | --oldi | --old | --ol | --o)
+    ac_prev=oldincludedir ;;
+  -oldincludedir=* | --oldincludedir=* | --oldincludedi=* | --oldincluded=* \
+  | --oldinclude=* | --oldinclud=* | --oldinclu=* | --oldincl=* | --oldinc=* \
+  | --oldin=* | --oldi=* | --old=* | --ol=* | --o=*)
+    oldincludedir=$ac_optarg ;;
+
+  -prefix | --prefix | --prefi | --pref | --pre | --pr | --p)
+    ac_prev=prefix ;;
+  -prefix=* | --prefix=* | --prefi=* | --pref=* | --pre=* | --pr=* | --p=*)
+    prefix=$ac_optarg ;;
+
+  -program-prefix | --program-prefix | --program-prefi | --program-pref \
+  | --program-pre | --program-pr | --program-p)
+    ac_prev=program_prefix ;;
+  -program-prefix=* | --program-prefix=* | --program-prefi=* \
+  | --program-pref=* | --program-pre=* | --program-pr=* | --program-p=*)
+    program_prefix=$ac_optarg ;;
+
+  -program-suffix | --program-suffix | --program-suffi | --program-suff \
+  | --program-suf | --program-su | --program-s)
+    ac_prev=program_suffix ;;
+  -program-suffix=* | --program-suffix=* | --program-suffi=* \
+  | --program-suff=* | --program-suf=* | --program-su=* | --program-s=*)
+    program_suffix=$ac_optarg ;;
+
+  -program-transform-name | --program-transform-name \
+  | --program-transform-nam | --program-transform-na \
+  | --program-transform-n | --program-transform- \
+  | --program-transform | --program-transfor \
+  | --program-transfo | --program-transf \
+  | --program-trans | --program-tran \
+  | --progr-tra | --program-tr | --program-t)
+    ac_prev=program_transform_name ;;
+  -program-transform-name=* | --program-transform-name=* \
+  | --program-transform-nam=* | --program-transform-na=* \
+  | --program-transform-n=* | --program-transform-=* \
+  | --program-transform=* | --program-transfor=* \
+  | --program-transfo=* | --program-transf=* \
+  | --program-trans=* | --program-tran=* \
+  | --progr-tra=* | --program-tr=* | --program-t=*)
+    program_transform_name=$ac_optarg ;;
+
+  -pdfdir | --pdfdir | --pdfdi | --pdfd | --pdf | --pd)
+    ac_prev=pdfdir ;;
+  -pdfdir=* | --pdfdir=* | --pdfdi=* | --pdfd=* | --pdf=* | --pd=*)
+    pdfdir=$ac_optarg ;;
+
+  -psdir | --psdir | --psdi | --psd | --ps)
+    ac_prev=psdir ;;
+  -psdir=* | --psdir=* | --psdi=* | --psd=* | --ps=*)
+    psdir=$ac_optarg ;;
+
+  -q | -quiet | --quiet | --quie | --qui | --qu | --q \
+  | -silent | --silent | --silen | --sile | --sil)
+    silent=yes ;;
+
+  -sbindir | --sbindir | --sbindi | --sbind | --sbin | --sbi | --sb)
+    ac_prev=sbindir ;;
+  -sbindir=* | --sbindir=* | --sbindi=* | --sbind=* | --sbin=* \
+  | --sbi=* | --sb=*)
+    sbindir=$ac_optarg ;;
+
+  -sharedstatedir | --sharedstatedir | --sharedstatedi \
+  | --sharedstated | --sharedstate | --sharedstat | --sharedsta \
+  | --sharedst | --shareds | --shared | --share | --shar \
+  | --sha | --sh)
+    ac_prev=sharedstatedir ;;
+  -sharedstatedir=* | --sharedstatedir=* | --sharedstatedi=* \
+  | --sharedstated=* | --sharedstate=* | --sharedstat=* | --sharedsta=* \
+  | --sharedst=* | --shareds=* | --shared=* | --share=* | --shar=* \
+  | --sha=* | --sh=*)
+    sharedstatedir=$ac_optarg ;;
+
+  -site | --site | --sit)
+    ac_prev=site ;;
+  -site=* | --site=* | --sit=*)
+    site=$ac_optarg ;;
+
+  -srcdir | --srcdir | --srcdi | --srcd | --src | --sr)
+    ac_prev=srcdir ;;
+  -srcdir=* | --srcdir=* | --srcdi=* | --srcd=* | --src=* | --sr=*)
+    srcdir=$ac_optarg ;;
+
+  -sysconfdir | --sysconfdir | --sysconfdi | --sysconfd | --sysconf \
+  | --syscon | --sysco | --sysc | --sys | --sy)
+    ac_prev=sysconfdir ;;
+  -sysconfdir=* | --sysconfdir=* | --sysconfdi=* | --sysconfd=* | --sysconf=* \
+  | --syscon=* | --sysco=* | --sysc=* | --sys=* | --sy=*)
+    sysconfdir=$ac_optarg ;;
+
+  -target | --target | --targe | --targ | --tar | --ta | --t)
+    ac_prev=target_alias ;;
+  -target=* | --target=* | --targe=* | --targ=* | --tar=* | --ta=* | --t=*)
+    target_alias=$ac_optarg ;;
+
+  -v | -verbose | --verbose | --verbos | --verbo | --verb)
+    verbose=yes ;;
+
+  -version | --version | --versio | --versi | --vers | -V)
+    ac_init_version=: ;;
+
+  -with-* | --with-*)
+    ac_useropt=`expr "x$ac_option" : 'x-*with-\([^=]*\)'`
+    # Reject names that are not valid shell variable names.
+    expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
+      as_fn_error $? "invalid package name: $ac_useropt"
+    ac_useropt_orig=$ac_useropt
+    ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
+    case $ac_user_opts in
+      *"
+"with_$ac_useropt"
+"*) ;;
+      *) ac_unrecognized_opts="$ac_unrecognized_opts$ac_unrecognized_sep--with-$ac_useropt_orig"
+	 ac_unrecognized_sep=', ';;
+    esac
+    eval with_$ac_useropt=\$ac_optarg ;;
+
+  -without-* | --without-*)
+    ac_useropt=`expr "x$ac_option" : 'x-*without-\(.*\)'`
+    # Reject names that are not valid shell variable names.
+    expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
+      as_fn_error $? "invalid package name: $ac_useropt"
+    ac_useropt_orig=$ac_useropt
+    ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
+    case $ac_user_opts in
+      *"
+"with_$ac_useropt"
+"*) ;;
+      *) ac_unrecognized_opts="$ac_unrecognized_opts$ac_unrecognized_sep--without-$ac_useropt_orig"
+	 ac_unrecognized_sep=', ';;
+    esac
+    eval with_$ac_useropt=no ;;
+
+  --x)
+    # Obsolete; use --with-x.
+    with_x=yes ;;
+
+  -x-includes | --x-includes | --x-include | --x-includ | --x-inclu \
+  | --x-incl | --x-inc | --x-in | --x-i)
+    ac_prev=x_includes ;;
+  -x-includes=* | --x-includes=* | --x-include=* | --x-includ=* | --x-inclu=* \
+  | --x-incl=* | --x-inc=* | --x-in=* | --x-i=*)
+    x_includes=$ac_optarg ;;
+
+  -x-libraries | --x-libraries | --x-librarie | --x-librari \
+  | --x-librar | --x-libra | --x-libr | --x-lib | --x-li | --x-l)
+    ac_prev=x_libraries ;;
+  -x-libraries=* | --x-libraries=* | --x-librarie=* | --x-librari=* \
+  | --x-librar=* | --x-libra=* | --x-libr=* | --x-lib=* | --x-li=* | --x-l=*)
+    x_libraries=$ac_optarg ;;
+
+  -*) as_fn_error $? "unrecognized option: \`$ac_option'
+Try \`$0 --help' for more information"
+    ;;
+
+  *=*)
+    ac_envvar=`expr "x$ac_option" : 'x\([^=]*\)='`
+    # Reject names that are not valid shell variable names.
+    case $ac_envvar in #(
+      '' | [0-9]* | *[!_$as_cr_alnum]* )
+      as_fn_error $? "invalid variable name: \`$ac_envvar'" ;;
+    esac
+    eval $ac_envvar=\$ac_optarg
+    export $ac_envvar ;;
+
+  *)
+    # FIXME: should be removed in autoconf 3.0.
+    $as_echo "$as_me: WARNING: you should use --build, --host, --target" >&2
+    expr "x$ac_option" : ".*[^-._$as_cr_alnum]" >/dev/null &&
+      $as_echo "$as_me: WARNING: invalid host type: $ac_option" >&2
+    : "${build_alias=$ac_option} ${host_alias=$ac_option} ${target_alias=$ac_option}"
+    ;;
+
+  esac
+done
+
+if test -n "$ac_prev"; then
+  ac_option=--`echo $ac_prev | sed 's/_/-/g'`
+  as_fn_error $? "missing argument to $ac_option"
+fi
+
+if test -n "$ac_unrecognized_opts"; then
+  case $enable_option_checking in
+    no) ;;
+    fatal) as_fn_error $? "unrecognized options: $ac_unrecognized_opts" ;;
+    *)     $as_echo "$as_me: WARNING: unrecognized options: $ac_unrecognized_opts" >&2 ;;
+  esac
+fi
+
+# Check all directory arguments for consistency.
+for ac_var in	exec_prefix prefix bindir sbindir libexecdir datarootdir \
+		datadir sysconfdir sharedstatedir localstatedir includedir \
+		oldincludedir docdir infodir htmldir dvidir pdfdir psdir \
+		libdir localedir mandir
+do
+  eval ac_val=\$$ac_var
+  # Remove trailing slashes.
+  case $ac_val in
+    */ )
+      ac_val=`expr "X$ac_val" : 'X\(.*[^/]\)' \| "X$ac_val" : 'X\(.*\)'`
+      eval $ac_var=\$ac_val;;
+  esac
+  # Be sure to have absolute directory names.
+  case $ac_val in
+    [\\/$]* | ?:[\\/]* )  continue;;
+    NONE | '' ) case $ac_var in *prefix ) continue;; esac;;
+  esac
+  as_fn_error $? "expected an absolute directory name for --$ac_var: $ac_val"
+done
+
+# There might be people who depend on the old broken behavior: `$host'
+# used to hold the argument of --host etc.
+# FIXME: To remove some day.
+build=$build_alias
+host=$host_alias
+target=$target_alias
+
+# FIXME: To remove some day.
+if test "x$host_alias" != x; then
+  if test "x$build_alias" = x; then
+    cross_compiling=maybe
+    $as_echo "$as_me: WARNING: if you wanted to set the --build type, don't use --host.
+    If a cross compiler is detected then cross compile mode will be used" >&2
+  elif test "x$build_alias" != "x$host_alias"; then
+    cross_compiling=yes
+  fi
+fi
+
+ac_tool_prefix=
+test -n "$host_alias" && ac_tool_prefix=$host_alias-
+
+test "$silent" = yes && exec 6>/dev/null
+
+
+ac_pwd=`pwd` && test -n "$ac_pwd" &&
+ac_ls_di=`ls -di .` &&
+ac_pwd_ls_di=`cd "$ac_pwd" && ls -di .` ||
+  as_fn_error $? "working directory cannot be determined"
+test "X$ac_ls_di" = "X$ac_pwd_ls_di" ||
+  as_fn_error $? "pwd does not report name of working directory"
+
+
+# Find the source files, if location was not specified.
+if test -z "$srcdir"; then
+  ac_srcdir_defaulted=yes
+  # Try the directory containing this script, then the parent directory.
+  ac_confdir=`$as_dirname -- "$as_myself" ||
+$as_expr X"$as_myself" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
+	 X"$as_myself" : 'X\(//\)[^/]' \| \
+	 X"$as_myself" : 'X\(//\)$' \| \
+	 X"$as_myself" : 'X\(/\)' \| . 2>/dev/null ||
+$as_echo X"$as_myself" |
+    sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
+	    s//\1/
+	    q
+	  }
+	  /^X\(\/\/\)[^/].*/{
+	    s//\1/
+	    q
+	  }
+	  /^X\(\/\/\)$/{
+	    s//\1/
+	    q
+	  }
+	  /^X\(\/\).*/{
+	    s//\1/
+	    q
+	  }
+	  s/.*/./; q'`
+  srcdir=$ac_confdir
+  if test ! -r "$srcdir/$ac_unique_file"; then
+    srcdir=..
+  fi
+else
+  ac_srcdir_defaulted=no
+fi
+if test ! -r "$srcdir/$ac_unique_file"; then
+  test "$ac_srcdir_defaulted" = yes && srcdir="$ac_confdir or .."
+  as_fn_error $? "cannot find sources ($ac_unique_file) in $srcdir"
+fi
+ac_msg="sources are in $srcdir, but \`cd $srcdir' does not work"
+ac_abs_confdir=`(
+	cd "$srcdir" && test -r "./$ac_unique_file" || as_fn_error $? "$ac_msg"
+	pwd)`
+# When building in place, set srcdir=.
+if test "$ac_abs_confdir" = "$ac_pwd"; then
+  srcdir=.
+fi
+# Remove unnecessary trailing slashes from srcdir.
+# Double slashes in file names in object file debugging info
+# mess up M-x gdb in Emacs.
+case $srcdir in
+*/) srcdir=`expr "X$srcdir" : 'X\(.*[^/]\)' \| "X$srcdir" : 'X\(.*\)'`;;
+esac
+for ac_var in $ac_precious_vars; do
+  eval ac_env_${ac_var}_set=\${${ac_var}+set}
+  eval ac_env_${ac_var}_value=\$${ac_var}
+  eval ac_cv_env_${ac_var}_set=\${${ac_var}+set}
+  eval ac_cv_env_${ac_var}_value=\$${ac_var}
+done
+
+#
+# Report the --help message.
+#
+if test "$ac_init_help" = "long"; then
+  # Omit some internal or obsolete options to make the list less imposing.
+  # This message is too long to be a string in the A/UX 3.1 sh.
+  cat <<_ACEOF
+\`configure' configures UDUNITS 2.2.17 to adapt to many kinds of systems.
+
+Usage: $0 [OPTION]... [VAR=VALUE]...
+
+To assign environment variables (e.g., CC, CFLAGS...), specify them as
+VAR=VALUE.  See below for descriptions of some of the useful variables.
+
+Defaults for the options are specified in brackets.
+
+Configuration:
+  -h, --help              display this help and exit
+      --help=short        display options specific to this package
+      --help=recursive    display the short help of all the included packages
+  -V, --version           display version information and exit
+  -q, --quiet, --silent   do not print \`checking ...' messages
+      --cache-file=FILE   cache test results in FILE [disabled]
+  -C, --config-cache      alias for \`--cache-file=config.cache'
+  -n, --no-create         do not create output files
+      --srcdir=DIR        find the sources in DIR [configure dir or \`..']
+
+Installation directories:
+  --prefix=PREFIX         install architecture-independent files in PREFIX
+                          [$ac_default_prefix]
+  --exec-prefix=EPREFIX   install architecture-dependent files in EPREFIX
+                          [PREFIX]
+
+By default, \`make install' will install all the files in
+\`$ac_default_prefix/bin', \`$ac_default_prefix/lib' etc.  You can specify
+an installation prefix other than \`$ac_default_prefix' using \`--prefix',
+for instance \`--prefix=\$HOME'.
+
+For better control, use the options below.
+
+Fine tuning of the installation directories:
+  --bindir=DIR            user executables [EPREFIX/bin]
+  --sbindir=DIR           system admin executables [EPREFIX/sbin]
+  --libexecdir=DIR        program executables [EPREFIX/libexec]
+  --sysconfdir=DIR        read-only single-machine data [PREFIX/etc]
+  --sharedstatedir=DIR    modifiable architecture-independent data [PREFIX/com]
+  --localstatedir=DIR     modifiable single-machine data [PREFIX/var]
+  --libdir=DIR            object code libraries [EPREFIX/lib]
+  --includedir=DIR        C header files [PREFIX/include]
+  --oldincludedir=DIR     C header files for non-gcc [/usr/include]
+  --datarootdir=DIR       read-only arch.-independent data root [PREFIX/share]
+  --datadir=DIR           read-only architecture-independent data [DATAROOTDIR]
+  --infodir=DIR           info documentation [DATAROOTDIR/info]
+  --localedir=DIR         locale-dependent data [DATAROOTDIR/locale]
+  --mandir=DIR            man documentation [DATAROOTDIR/man]
+  --docdir=DIR            documentation root [DATAROOTDIR/doc/udunits]
+  --htmldir=DIR           html documentation [DOCDIR]
+  --dvidir=DIR            dvi documentation [DOCDIR]
+  --pdfdir=DIR            pdf documentation [DOCDIR]
+  --psdir=DIR             ps documentation [DOCDIR]
+_ACEOF
+
+  cat <<\_ACEOF
+
+Program names:
+  --program-prefix=PREFIX            prepend PREFIX to installed program names
+  --program-suffix=SUFFIX            append SUFFIX to installed program names
+  --program-transform-name=PROGRAM   run sed PROGRAM on installed program names
+
+System types:
+  --build=BUILD     configure for building on BUILD [guessed]
+  --host=HOST       cross-compile to build programs to run on HOST [BUILD]
+_ACEOF
+fi
+
+if test -n "$ac_init_help"; then
+  case $ac_init_help in
+     short | recursive ) echo "Configuration of UDUNITS 2.2.17:";;
+   esac
+  cat <<\_ACEOF
+
+Optional Features:
+  --disable-option-checking  ignore unrecognized --enable/--with options
+  --disable-FEATURE       do not include FEATURE (same as --enable-FEATURE=no)
+  --enable-FEATURE[=ARG]  include FEATURE [ARG=yes]
+  --enable-coverage       Turn on code-coverage support
+  --enable-debug          Turn on debugging support
+  --disable-udunits-1     Turn off support for the UDUNITS-1 API
+                          [default=enabled]
+  --disable-dependency-tracking  speeds up one-time build
+  --enable-dependency-tracking   do not reject slow dependency extractors
+  --enable-shared[=PKGS]  build shared libraries [default=yes]
+  --enable-static[=PKGS]  build static libraries [default=yes]
+  --enable-fast-install[=PKGS]
+                          optimize for fast installation [default=yes]
+  --disable-libtool-lock  avoid locking (might break parallel builds)
+
+Optional Packages:
+  --with-PACKAGE[=ARG]    use PACKAGE [ARG=yes]
+  --without-PACKAGE       do not use PACKAGE (same as --with-PACKAGE=no)
+  --with-pic[=PKGS]       try to use only PIC/non-PIC objects [default=use
+                          both]
+  --with-gnu-ld           assume the C compiler uses GNU ld [default=no]
+  --with-sysroot=DIR Search for dependent libraries within DIR
+                        (or the compiler's sysroot if not specified).
+
+Some influential environment variables:
+  CC          C compiler command
+  CFLAGS      C compiler flags
+  LDFLAGS     linker flags, e.g. -L<lib dir> if you have libraries in a
+              nonstandard directory <lib dir>
+  LIBS        libraries to pass to the linker, e.g. -l<library>
+  CPPFLAGS    (Objective) C/C++ preprocessor flags, e.g. -I<include dir> if
+              you have headers in a nonstandard directory <include dir>
+  CPP         C preprocessor
+  YACC        The `Yet Another Compiler Compiler' implementation to use.
+              Defaults to the first program found out of: `bison -y', `byacc',
+              `yacc'.
+  YFLAGS      The list of arguments that will be passed by default to $YACC.
+              This script will default YFLAGS to the empty string to avoid a
+              default value of `-d' given by some make applications.
+  FC          Fortran compiler command
+  FCFLAGS     Fortran compiler flags
+
+Use these variables to override the choices made by `configure' or to help
+it to find libraries and programs with nonstandard names/locations.
+
+Report bugs to <support-udunits at unidata.ucar.edu>.
+_ACEOF
+ac_status=$?
+fi
+
+if test "$ac_init_help" = "recursive"; then
+  # If there are subdirs, report their specific --help.
+  for ac_dir in : $ac_subdirs_all; do test "x$ac_dir" = x: && continue
+    test -d "$ac_dir" ||
+      { cd "$srcdir" && ac_pwd=`pwd` && srcdir=. && test -d "$ac_dir"; } ||
+      continue
+    ac_builddir=.
+
+case "$ac_dir" in
+.) ac_dir_suffix= ac_top_builddir_sub=. ac_top_build_prefix= ;;
+*)
+  ac_dir_suffix=/`$as_echo "$ac_dir" | sed 's|^\.[\\/]||'`
+  # A ".." for each directory in $ac_dir_suffix.
+  ac_top_builddir_sub=`$as_echo "$ac_dir_suffix" | sed 's|/[^\\/]*|/..|g;s|/||'`
+  case $ac_top_builddir_sub in
+  "") ac_top_builddir_sub=. ac_top_build_prefix= ;;
+  *)  ac_top_build_prefix=$ac_top_builddir_sub/ ;;
+  esac ;;
+esac
+ac_abs_top_builddir=$ac_pwd
+ac_abs_builddir=$ac_pwd$ac_dir_suffix
+# for backward compatibility:
+ac_top_builddir=$ac_top_build_prefix
+
+case $srcdir in
+  .)  # We are building in place.
+    ac_srcdir=.
+    ac_top_srcdir=$ac_top_builddir_sub
+    ac_abs_top_srcdir=$ac_pwd ;;
+  [\\/]* | ?:[\\/]* )  # Absolute name.
+    ac_srcdir=$srcdir$ac_dir_suffix;
+    ac_top_srcdir=$srcdir
+    ac_abs_top_srcdir=$srcdir ;;
+  *) # Relative name.
+    ac_srcdir=$ac_top_build_prefix$srcdir$ac_dir_suffix
+    ac_top_srcdir=$ac_top_build_prefix$srcdir
+    ac_abs_top_srcdir=$ac_pwd/$srcdir ;;
+esac
+ac_abs_srcdir=$ac_abs_top_srcdir$ac_dir_suffix
+
+    cd "$ac_dir" || { ac_status=$?; continue; }
+    # Check for guested configure.
+    if test -f "$ac_srcdir/configure.gnu"; then
+      echo &&
+      $SHELL "$ac_srcdir/configure.gnu" --help=recursive
+    elif test -f "$ac_srcdir/configure"; then
+      echo &&
+      $SHELL "$ac_srcdir/configure" --help=recursive
+    else
+      $as_echo "$as_me: WARNING: no configuration information is in $ac_dir" >&2
+    fi || ac_status=$?
+    cd "$ac_pwd" || { ac_status=$?; break; }
+  done
+fi
+
+test -n "$ac_init_help" && exit $ac_status
+if $ac_init_version; then
+  cat <<\_ACEOF
+UDUNITS configure 2.2.17
+generated by GNU Autoconf 2.68
+
+Copyright (C) 2010 Free Software Foundation, Inc.
+This configure script is free software; the Free Software Foundation
+gives unlimited permission to copy, distribute and modify it.
+_ACEOF
+  exit
+fi
+
+## ------------------------ ##
+## Autoconf initialization. ##
+## ------------------------ ##
+
+# ac_fn_c_try_compile LINENO
+# --------------------------
+# Try to compile conftest.$ac_ext, and return whether this succeeded.
+ac_fn_c_try_compile ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  rm -f conftest.$ac_objext
+  if { { ac_try="$ac_compile"
+case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
+$as_echo "$ac_try_echo"; } >&5
+  (eval "$ac_compile") 2>conftest.err
+  ac_status=$?
+  if test -s conftest.err; then
+    grep -v '^ *+' conftest.err >conftest.er1
+    cat conftest.er1 >&5
+    mv -f conftest.er1 conftest.err
+  fi
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; } && {
+	 test -z "$ac_c_werror_flag" ||
+	 test ! -s conftest.err
+       } && test -s conftest.$ac_objext; then :
+  ac_retval=0
+else
+  $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+	ac_retval=1
+fi
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+  as_fn_set_status $ac_retval
+
+} # ac_fn_c_try_compile
+
+# ac_fn_c_try_cpp LINENO
+# ----------------------
+# Try to preprocess conftest.$ac_ext, and return whether this succeeded.
+ac_fn_c_try_cpp ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  if { { ac_try="$ac_cpp conftest.$ac_ext"
+case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
+$as_echo "$ac_try_echo"; } >&5
+  (eval "$ac_cpp conftest.$ac_ext") 2>conftest.err
+  ac_status=$?
+  if test -s conftest.err; then
+    grep -v '^ *+' conftest.err >conftest.er1
+    cat conftest.er1 >&5
+    mv -f conftest.er1 conftest.err
+  fi
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; } > conftest.i && {
+	 test -z "$ac_c_preproc_warn_flag$ac_c_werror_flag" ||
+	 test ! -s conftest.err
+       }; then :
+  ac_retval=0
+else
+  $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+    ac_retval=1
+fi
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+  as_fn_set_status $ac_retval
+
+} # ac_fn_c_try_cpp
+
+# ac_fn_c_try_link LINENO
+# -----------------------
+# Try to link conftest.$ac_ext, and return whether this succeeded.
+ac_fn_c_try_link ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  rm -f conftest.$ac_objext conftest$ac_exeext
+  if { { ac_try="$ac_link"
+case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
+$as_echo "$ac_try_echo"; } >&5
+  (eval "$ac_link") 2>conftest.err
+  ac_status=$?
+  if test -s conftest.err; then
+    grep -v '^ *+' conftest.err >conftest.er1
+    cat conftest.er1 >&5
+    mv -f conftest.er1 conftest.err
+  fi
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; } && {
+	 test -z "$ac_c_werror_flag" ||
+	 test ! -s conftest.err
+       } && test -s conftest$ac_exeext && {
+	 test "$cross_compiling" = yes ||
+	 $as_test_x conftest$ac_exeext
+       }; then :
+  ac_retval=0
+else
+  $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+	ac_retval=1
+fi
+  # Delete the IPA/IPO (Inter Procedural Analysis/Optimization) information
+  # created by the PGI compiler (conftest_ipa8_conftest.oo), as it would
+  # interfere with the next link command; also delete a directory that is
+  # left behind by Apple's compiler.  We do this before executing the actions.
+  rm -rf conftest.dSYM conftest_ipa8_conftest.oo
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+  as_fn_set_status $ac_retval
+
+} # ac_fn_c_try_link
+
+# ac_fn_fc_try_compile LINENO
+# ---------------------------
+# Try to compile conftest.$ac_ext, and return whether this succeeded.
+ac_fn_fc_try_compile ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  rm -f conftest.$ac_objext
+  if { { ac_try="$ac_compile"
+case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
+$as_echo "$ac_try_echo"; } >&5
+  (eval "$ac_compile") 2>conftest.err
+  ac_status=$?
+  if test -s conftest.err; then
+    grep -v '^ *+' conftest.err >conftest.er1
+    cat conftest.er1 >&5
+    mv -f conftest.er1 conftest.err
+  fi
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; } && {
+	 test -z "$ac_fc_werror_flag" ||
+	 test ! -s conftest.err
+       } && test -s conftest.$ac_objext; then :
+  ac_retval=0
+else
+  $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+	ac_retval=1
+fi
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+  as_fn_set_status $ac_retval
+
+} # ac_fn_fc_try_compile
+
+# ac_fn_c_try_run LINENO
+# ----------------------
+# Try to link conftest.$ac_ext, and return whether this succeeded. Assumes
+# that executables *can* be run.
+ac_fn_c_try_run ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  if { { ac_try="$ac_link"
+case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
+$as_echo "$ac_try_echo"; } >&5
+  (eval "$ac_link") 2>&5
+  ac_status=$?
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; } && { ac_try='./conftest$ac_exeext'
+  { { case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
+$as_echo "$ac_try_echo"; } >&5
+  (eval "$ac_try") 2>&5
+  ac_status=$?
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }; }; then :
+  ac_retval=0
+else
+  $as_echo "$as_me: program exited with status $ac_status" >&5
+       $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+       ac_retval=$ac_status
+fi
+  rm -rf conftest.dSYM conftest_ipa8_conftest.oo
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+  as_fn_set_status $ac_retval
+
+} # ac_fn_c_try_run
+
+# ac_fn_c_check_header_mongrel LINENO HEADER VAR INCLUDES
+# -------------------------------------------------------
+# Tests whether HEADER exists, giving a warning if it cannot be compiled using
+# the include files in INCLUDES and setting the cache variable VAR
+# accordingly.
+ac_fn_c_check_header_mongrel ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  if eval \${$3+:} false; then :
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
+$as_echo_n "checking for $2... " >&6; }
+if eval \${$3+:} false; then :
+  $as_echo_n "(cached) " >&6
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+else
+  # Is the header compilable?
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking $2 usability" >&5
+$as_echo_n "checking $2 usability... " >&6; }
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+#include <$2>
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  ac_header_compiler=yes
+else
+  ac_header_compiler=no
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_header_compiler" >&5
+$as_echo "$ac_header_compiler" >&6; }
+
+# Is the header present?
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking $2 presence" >&5
+$as_echo_n "checking $2 presence... " >&6; }
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <$2>
+_ACEOF
+if ac_fn_c_try_cpp "$LINENO"; then :
+  ac_header_preproc=yes
+else
+  ac_header_preproc=no
+fi
+rm -f conftest.err conftest.i conftest.$ac_ext
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_header_preproc" >&5
+$as_echo "$ac_header_preproc" >&6; }
+
+# So?  What about this header?
+case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in #((
+  yes:no: )
+    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: accepted by the compiler, rejected by the preprocessor!" >&5
+$as_echo "$as_me: WARNING: $2: accepted by the compiler, rejected by the preprocessor!" >&2;}
+    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: proceeding with the compiler's result" >&5
+$as_echo "$as_me: WARNING: $2: proceeding with the compiler's result" >&2;}
+    ;;
+  no:yes:* )
+    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: present but cannot be compiled" >&5
+$as_echo "$as_me: WARNING: $2: present but cannot be compiled" >&2;}
+    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2:     check for missing prerequisite headers?" >&5
+$as_echo "$as_me: WARNING: $2:     check for missing prerequisite headers?" >&2;}
+    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: see the Autoconf documentation" >&5
+$as_echo "$as_me: WARNING: $2: see the Autoconf documentation" >&2;}
+    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2:     section \"Present But Cannot Be Compiled\"" >&5
+$as_echo "$as_me: WARNING: $2:     section \"Present But Cannot Be Compiled\"" >&2;}
+    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: proceeding with the compiler's result" >&5
+$as_echo "$as_me: WARNING: $2: proceeding with the compiler's result" >&2;}
+( $as_echo "## ----------------------------------------------- ##
+## Report this to support-udunits at unidata.ucar.edu ##
+## ----------------------------------------------- ##"
+     ) | sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+esac
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
+$as_echo_n "checking for $2... " >&6; }
+if eval \${$3+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  eval "$3=\$ac_header_compiler"
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+fi
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+
+} # ac_fn_c_check_header_mongrel
+
+# ac_fn_c_check_header_compile LINENO HEADER VAR INCLUDES
+# -------------------------------------------------------
+# Tests whether HEADER exists and can be compiled using the include files in
+# INCLUDES, setting the cache variable VAR accordingly.
+ac_fn_c_check_header_compile ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
+$as_echo_n "checking for $2... " >&6; }
+if eval \${$3+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+#include <$2>
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  eval "$3=yes"
+else
+  eval "$3=no"
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+
+} # ac_fn_c_check_header_compile
+
+# ac_fn_c_check_type LINENO TYPE VAR INCLUDES
+# -------------------------------------------
+# Tests whether TYPE exists after having included INCLUDES, setting cache
+# variable VAR accordingly.
+ac_fn_c_check_type ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
+$as_echo_n "checking for $2... " >&6; }
+if eval \${$3+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  eval "$3=no"
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+if (sizeof ($2))
+	 return 0;
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+if (sizeof (($2)))
+	    return 0;
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+
+else
+  eval "$3=yes"
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+
+} # ac_fn_c_check_type
+
+# ac_fn_c_check_func LINENO FUNC VAR
+# ----------------------------------
+# Tests whether FUNC exists, setting the cache variable VAR accordingly
+ac_fn_c_check_func ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
+$as_echo_n "checking for $2... " >&6; }
+if eval \${$3+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+/* Define $2 to an innocuous variant, in case <limits.h> declares $2.
+   For example, HP-UX 11i <limits.h> declares gettimeofday.  */
+#define $2 innocuous_$2
+
+/* System header to define __stub macros and hopefully few prototypes,
+    which can conflict with char $2 (); below.
+    Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
+    <limits.h> exists even on freestanding compilers.  */
+
+#ifdef __STDC__
+# include <limits.h>
+#else
+# include <assert.h>
+#endif
+
+#undef $2
+
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char $2 ();
+/* The GNU C library defines this for functions which it implements
+    to always fail with ENOSYS.  Some functions are actually named
+    something starting with __ and the normal name is an alias.  */
+#if defined __stub_$2 || defined __stub___$2
+choke me
+#endif
+
+int
+main ()
+{
+return $2 ();
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+  eval "$3=yes"
+else
+  eval "$3=no"
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+
+} # ac_fn_c_check_func
+
+# ac_fn_fc_try_link LINENO
+# ------------------------
+# Try to link conftest.$ac_ext, and return whether this succeeded.
+ac_fn_fc_try_link ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  rm -f conftest.$ac_objext conftest$ac_exeext
+  if { { ac_try="$ac_link"
+case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
+$as_echo "$ac_try_echo"; } >&5
+  (eval "$ac_link") 2>conftest.err
+  ac_status=$?
+  if test -s conftest.err; then
+    grep -v '^ *+' conftest.err >conftest.er1
+    cat conftest.er1 >&5
+    mv -f conftest.er1 conftest.err
+  fi
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; } && {
+	 test -z "$ac_fc_werror_flag" ||
+	 test ! -s conftest.err
+       } && test -s conftest$ac_exeext && {
+	 test "$cross_compiling" = yes ||
+	 $as_test_x conftest$ac_exeext
+       }; then :
+  ac_retval=0
+else
+  $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+	ac_retval=1
+fi
+  # Delete the IPA/IPO (Inter Procedural Analysis/Optimization) information
+  # created by the PGI compiler (conftest_ipa8_conftest.oo), as it would
+  # interfere with the next link command; also delete a directory that is
+  # left behind by Apple's compiler.  We do this before executing the actions.
+  rm -rf conftest.dSYM conftest_ipa8_conftest.oo
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+  as_fn_set_status $ac_retval
+
+} # ac_fn_fc_try_link
+cat >config.log <<_ACEOF
+This file contains any messages produced by compilers while
+running configure, to aid debugging if configure makes a mistake.
+
+It was created by UDUNITS $as_me 2.2.17, which was
+generated by GNU Autoconf 2.68.  Invocation command line was
+
+  $ $0 $@
+
+_ACEOF
+exec 5>>config.log
+{
+cat <<_ASUNAME
+## --------- ##
+## Platform. ##
+## --------- ##
+
+hostname = `(hostname || uname -n) 2>/dev/null | sed 1q`
+uname -m = `(uname -m) 2>/dev/null || echo unknown`
+uname -r = `(uname -r) 2>/dev/null || echo unknown`
+uname -s = `(uname -s) 2>/dev/null || echo unknown`
+uname -v = `(uname -v) 2>/dev/null || echo unknown`
+
+/usr/bin/uname -p = `(/usr/bin/uname -p) 2>/dev/null || echo unknown`
+/bin/uname -X     = `(/bin/uname -X) 2>/dev/null     || echo unknown`
+
+/bin/arch              = `(/bin/arch) 2>/dev/null              || echo unknown`
+/usr/bin/arch -k       = `(/usr/bin/arch -k) 2>/dev/null       || echo unknown`
+/usr/convex/getsysinfo = `(/usr/convex/getsysinfo) 2>/dev/null || echo unknown`
+/usr/bin/hostinfo      = `(/usr/bin/hostinfo) 2>/dev/null      || echo unknown`
+/bin/machine           = `(/bin/machine) 2>/dev/null           || echo unknown`
+/usr/bin/oslevel       = `(/usr/bin/oslevel) 2>/dev/null       || echo unknown`
+/bin/universe          = `(/bin/universe) 2>/dev/null          || echo unknown`
+
+_ASUNAME
+
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    $as_echo "PATH: $as_dir"
+  done
+IFS=$as_save_IFS
+
+} >&5
+
+cat >&5 <<_ACEOF
+
+
+## ----------- ##
+## Core tests. ##
+## ----------- ##
+
+_ACEOF
+
+
+# Keep a trace of the command line.
+# Strip out --no-create and --no-recursion so they do not pile up.
+# Strip out --silent because we don't want to record it for future runs.
+# Also quote any args containing shell meta-characters.
+# Make two passes to allow for proper duplicate-argument suppression.
+ac_configure_args=
+ac_configure_args0=
+ac_configure_args1=
+ac_must_keep_next=false
+for ac_pass in 1 2
+do
+  for ac_arg
+  do
+    case $ac_arg in
+    -no-create | --no-c* | -n | -no-recursion | --no-r*) continue ;;
+    -q | -quiet | --quiet | --quie | --qui | --qu | --q \
+    | -silent | --silent | --silen | --sile | --sil)
+      continue ;;
+    *\'*)
+      ac_arg=`$as_echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
+    esac
+    case $ac_pass in
+    1) as_fn_append ac_configure_args0 " '$ac_arg'" ;;
+    2)
+      as_fn_append ac_configure_args1 " '$ac_arg'"
+      if test $ac_must_keep_next = true; then
+	ac_must_keep_next=false # Got value, back to normal.
+      else
+	case $ac_arg in
+	  *=* | --config-cache | -C | -disable-* | --disable-* \
+	  | -enable-* | --enable-* | -gas | --g* | -nfp | --nf* \
+	  | -q | -quiet | --q* | -silent | --sil* | -v | -verb* \
+	  | -with-* | --with-* | -without-* | --without-* | --x)
+	    case "$ac_configure_args0 " in
+	      "$ac_configure_args1"*" '$ac_arg' "* ) continue ;;
+	    esac
+	    ;;
+	  -* ) ac_must_keep_next=true ;;
+	esac
+      fi
+      as_fn_append ac_configure_args " '$ac_arg'"
+      ;;
+    esac
+  done
+done
+{ ac_configure_args0=; unset ac_configure_args0;}
+{ ac_configure_args1=; unset ac_configure_args1;}
+
+# When interrupted or exit'd, cleanup temporary files, and complete
+# config.log.  We remove comments because anyway the quotes in there
+# would cause problems or look ugly.
+# WARNING: Use '\'' to represent an apostrophe within the trap.
+# WARNING: Do not start the trap code with a newline, due to a FreeBSD 4.0 bug.
+trap 'exit_status=$?
+  # Save into config.log some information that might help in debugging.
+  {
+    echo
+
+    $as_echo "## ---------------- ##
+## Cache variables. ##
+## ---------------- ##"
+    echo
+    # The following way of writing the cache mishandles newlines in values,
+(
+  for ac_var in `(set) 2>&1 | sed -n '\''s/^\([a-zA-Z_][a-zA-Z0-9_]*\)=.*/\1/p'\''`; do
+    eval ac_val=\$$ac_var
+    case $ac_val in #(
+    *${as_nl}*)
+      case $ac_var in #(
+      *_cv_*) { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: cache variable $ac_var contains a newline" >&5
+$as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
+      esac
+      case $ac_var in #(
+      _ | IFS | as_nl) ;; #(
+      BASH_ARGV | BASH_SOURCE) eval $ac_var= ;; #(
+      *) { eval $ac_var=; unset $ac_var;} ;;
+      esac ;;
+    esac
+  done
+  (set) 2>&1 |
+    case $as_nl`(ac_space='\'' '\''; set) 2>&1` in #(
+    *${as_nl}ac_space=\ *)
+      sed -n \
+	"s/'\''/'\''\\\\'\'''\''/g;
+	  s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1='\''\\2'\''/p"
+      ;; #(
+    *)
+      sed -n "/^[_$as_cr_alnum]*_cv_[_$as_cr_alnum]*=/p"
+      ;;
+    esac |
+    sort
+)
+    echo
+
+    $as_echo "## ----------------- ##
+## Output variables. ##
+## ----------------- ##"
+    echo
+    for ac_var in $ac_subst_vars
+    do
+      eval ac_val=\$$ac_var
+      case $ac_val in
+      *\'\''*) ac_val=`$as_echo "$ac_val" | sed "s/'\''/'\''\\\\\\\\'\'''\''/g"`;;
+      esac
+      $as_echo "$ac_var='\''$ac_val'\''"
+    done | sort
+    echo
+
+    if test -n "$ac_subst_files"; then
+      $as_echo "## ------------------- ##
+## File substitutions. ##
+## ------------------- ##"
+      echo
+      for ac_var in $ac_subst_files
+      do
+	eval ac_val=\$$ac_var
+	case $ac_val in
+	*\'\''*) ac_val=`$as_echo "$ac_val" | sed "s/'\''/'\''\\\\\\\\'\'''\''/g"`;;
+	esac
+	$as_echo "$ac_var='\''$ac_val'\''"
+      done | sort
+      echo
+    fi
+
+    if test -s confdefs.h; then
+      $as_echo "## ----------- ##
+## confdefs.h. ##
+## ----------- ##"
+      echo
+      cat confdefs.h
+      echo
+    fi
+    test "$ac_signal" != 0 &&
+      $as_echo "$as_me: caught signal $ac_signal"
+    $as_echo "$as_me: exit $exit_status"
+  } >&5
+  rm -f core *.core core.conftest.* &&
+    rm -f -r conftest* confdefs* conf$$* $ac_clean_files &&
+    exit $exit_status
+' 0
+for ac_signal in 1 2 13 15; do
+  trap 'ac_signal='$ac_signal'; as_fn_exit 1' $ac_signal
+done
+ac_signal=0
+
+# confdefs.h avoids OS command line length limits that DEFS can exceed.
+rm -f -r conftest* confdefs.h
+
+$as_echo "/* confdefs.h */" > confdefs.h
+
+# Predefined preprocessor variables.
+
+cat >>confdefs.h <<_ACEOF
+#define PACKAGE_NAME "$PACKAGE_NAME"
+_ACEOF
+
+cat >>confdefs.h <<_ACEOF
+#define PACKAGE_TARNAME "$PACKAGE_TARNAME"
+_ACEOF
+
+cat >>confdefs.h <<_ACEOF
+#define PACKAGE_VERSION "$PACKAGE_VERSION"
+_ACEOF
+
+cat >>confdefs.h <<_ACEOF
+#define PACKAGE_STRING "$PACKAGE_STRING"
+_ACEOF
+
+cat >>confdefs.h <<_ACEOF
+#define PACKAGE_BUGREPORT "$PACKAGE_BUGREPORT"
+_ACEOF
+
+cat >>confdefs.h <<_ACEOF
+#define PACKAGE_URL "$PACKAGE_URL"
+_ACEOF
+
+
+# Let the site file select an alternate cache file if it wants to.
+# Prefer an explicitly selected file to automatically selected ones.
+ac_site_file1=NONE
+ac_site_file2=NONE
+if test -n "$CONFIG_SITE"; then
+  # We do not want a PATH search for config.site.
+  case $CONFIG_SITE in #((
+    -*)  ac_site_file1=./$CONFIG_SITE;;
+    */*) ac_site_file1=$CONFIG_SITE;;
+    *)   ac_site_file1=./$CONFIG_SITE;;
+  esac
+elif test "x$prefix" != xNONE; then
+  ac_site_file1=$prefix/share/config.site
+  ac_site_file2=$prefix/etc/config.site
+else
+  ac_site_file1=$ac_default_prefix/share/config.site
+  ac_site_file2=$ac_default_prefix/etc/config.site
+fi
+for ac_site_file in "$ac_site_file1" "$ac_site_file2"
+do
+  test "x$ac_site_file" = xNONE && continue
+  if test /dev/null != "$ac_site_file" && test -r "$ac_site_file"; then
+    { $as_echo "$as_me:${as_lineno-$LINENO}: loading site script $ac_site_file" >&5
+$as_echo "$as_me: loading site script $ac_site_file" >&6;}
+    sed 's/^/| /' "$ac_site_file" >&5
+    . "$ac_site_file" \
+      || { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+as_fn_error $? "failed to load site script $ac_site_file
+See \`config.log' for more details" "$LINENO" 5; }
+  fi
+done
+
+if test -r "$cache_file"; then
+  # Some versions of bash will fail to source /dev/null (special files
+  # actually), so we avoid doing that.  DJGPP emulates it as a regular file.
+  if test /dev/null != "$cache_file" && test -f "$cache_file"; then
+    { $as_echo "$as_me:${as_lineno-$LINENO}: loading cache $cache_file" >&5
+$as_echo "$as_me: loading cache $cache_file" >&6;}
+    case $cache_file in
+      [\\/]* | ?:[\\/]* ) . "$cache_file";;
+      *)                      . "./$cache_file";;
+    esac
+  fi
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: creating cache $cache_file" >&5
+$as_echo "$as_me: creating cache $cache_file" >&6;}
+  >$cache_file
+fi
+
+# Check that the precious variables saved in the cache have kept the same
+# value.
+ac_cache_corrupted=false
+for ac_var in $ac_precious_vars; do
+  eval ac_old_set=\$ac_cv_env_${ac_var}_set
+  eval ac_new_set=\$ac_env_${ac_var}_set
+  eval ac_old_val=\$ac_cv_env_${ac_var}_value
+  eval ac_new_val=\$ac_env_${ac_var}_value
+  case $ac_old_set,$ac_new_set in
+    set,)
+      { $as_echo "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&5
+$as_echo "$as_me: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&2;}
+      ac_cache_corrupted=: ;;
+    ,set)
+      { $as_echo "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' was not set in the previous run" >&5
+$as_echo "$as_me: error: \`$ac_var' was not set in the previous run" >&2;}
+      ac_cache_corrupted=: ;;
+    ,);;
+    *)
+      if test "x$ac_old_val" != "x$ac_new_val"; then
+	# differences in whitespace do not lead to failure.
+	ac_old_val_w=`echo x $ac_old_val`
+	ac_new_val_w=`echo x $ac_new_val`
+	if test "$ac_old_val_w" != "$ac_new_val_w"; then
+	  { $as_echo "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' has changed since the previous run:" >&5
+$as_echo "$as_me: error: \`$ac_var' has changed since the previous run:" >&2;}
+	  ac_cache_corrupted=:
+	else
+	  { $as_echo "$as_me:${as_lineno-$LINENO}: warning: ignoring whitespace changes in \`$ac_var' since the previous run:" >&5
+$as_echo "$as_me: warning: ignoring whitespace changes in \`$ac_var' since the previous run:" >&2;}
+	  eval $ac_var=\$ac_old_val
+	fi
+	{ $as_echo "$as_me:${as_lineno-$LINENO}:   former value:  \`$ac_old_val'" >&5
+$as_echo "$as_me:   former value:  \`$ac_old_val'" >&2;}
+	{ $as_echo "$as_me:${as_lineno-$LINENO}:   current value: \`$ac_new_val'" >&5
+$as_echo "$as_me:   current value: \`$ac_new_val'" >&2;}
+      fi;;
+  esac
+  # Pass precious variables to config.status.
+  if test "$ac_new_set" = set; then
+    case $ac_new_val in
+    *\'*) ac_arg=$ac_var=`$as_echo "$ac_new_val" | sed "s/'/'\\\\\\\\''/g"` ;;
+    *) ac_arg=$ac_var=$ac_new_val ;;
+    esac
+    case " $ac_configure_args " in
+      *" '$ac_arg' "*) ;; # Avoid dups.  Use of quotes ensures accuracy.
+      *) as_fn_append ac_configure_args " '$ac_arg'" ;;
+    esac
+  fi
+done
+if $ac_cache_corrupted; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+  { $as_echo "$as_me:${as_lineno-$LINENO}: error: changes in the environment can compromise the build" >&5
+$as_echo "$as_me: error: changes in the environment can compromise the build" >&2;}
+  as_fn_error $? "run \`make distclean' and/or \`rm $cache_file' and start over" "$LINENO" 5
+fi
+## -------------------- ##
+## Main body of script. ##
+## -------------------- ##
+
+ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
+
+
+ac_aux_dir=
+for ac_dir in build-aux "$srcdir"/build-aux; do
+  if test -f "$ac_dir/install-sh"; then
+    ac_aux_dir=$ac_dir
+    ac_install_sh="$ac_aux_dir/install-sh -c"
+    break
+  elif test -f "$ac_dir/install.sh"; then
+    ac_aux_dir=$ac_dir
+    ac_install_sh="$ac_aux_dir/install.sh -c"
+    break
+  elif test -f "$ac_dir/shtool"; then
+    ac_aux_dir=$ac_dir
+    ac_install_sh="$ac_aux_dir/shtool install -c"
+    break
+  fi
+done
+if test -z "$ac_aux_dir"; then
+  as_fn_error $? "cannot find install-sh, install.sh, or shtool in build-aux \"$srcdir\"/build-aux" "$LINENO" 5
+fi
+
+# These three variables are undocumented and unsupported,
+# and are intended to be withdrawn in a future Autoconf release.
+# They can cause serious problems if a builder's source tree is in a directory
+# whose full name contains unusual characters.
+ac_config_guess="$SHELL $ac_aux_dir/config.guess"  # Please don't use this var.
+ac_config_sub="$SHELL $ac_aux_dir/config.sub"  # Please don't use this var.
+ac_configure="$SHELL $ac_aux_dir/configure"  # Please don't use this var.
+
+
+
+am__api_version='1.11'
+
+# Find a good install program.  We prefer a C program (faster),
+# so one script is as good as another.  But avoid the broken or
+# incompatible versions:
+# SysV /etc/install, /usr/sbin/install
+# SunOS /usr/etc/install
+# IRIX /sbin/install
+# AIX /bin/install
+# AmigaOS /C/install, which installs bootblocks on floppy discs
+# AIX 4 /usr/bin/installbsd, which doesn't work without a -g flag
+# AFS /usr/afsws/bin/install, which mishandles nonexistent args
+# SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
+# OS/2's system install, which has a completely different semantic
+# ./install, which can be erroneously created by make from ./install.sh.
+# Reject install programs that cannot install multiple files.
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for a BSD-compatible install" >&5
+$as_echo_n "checking for a BSD-compatible install... " >&6; }
+if test -z "$INSTALL"; then
+if ${ac_cv_path_install+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    # Account for people who put trailing slashes in PATH elements.
+case $as_dir/ in #((
+  ./ | .// | /[cC]/* | \
+  /etc/* | /usr/sbin/* | /usr/etc/* | /sbin/* | /usr/afsws/bin/* | \
+  ?:[\\/]os2[\\/]install[\\/]* | ?:[\\/]OS2[\\/]INSTALL[\\/]* | \
+  /usr/ucb/* ) ;;
+  *)
+    # OSF1 and SCO ODT 3.0 have their own names for install.
+    # Don't use installbsd from OSF since it installs stuff as root
+    # by default.
+    for ac_prog in ginstall scoinst install; do
+      for ac_exec_ext in '' $ac_executable_extensions; do
+	if { test -f "$as_dir/$ac_prog$ac_exec_ext" && $as_test_x "$as_dir/$ac_prog$ac_exec_ext"; }; then
+	  if test $ac_prog = install &&
+	    grep dspmsg "$as_dir/$ac_prog$ac_exec_ext" >/dev/null 2>&1; then
+	    # AIX install.  It has an incompatible calling convention.
+	    :
+	  elif test $ac_prog = install &&
+	    grep pwplus "$as_dir/$ac_prog$ac_exec_ext" >/dev/null 2>&1; then
+	    # program-specific install script used by HP pwplus--don't use.
+	    :
+	  else
+	    rm -rf conftest.one conftest.two conftest.dir
+	    echo one > conftest.one
+	    echo two > conftest.two
+	    mkdir conftest.dir
+	    if "$as_dir/$ac_prog$ac_exec_ext" -c conftest.one conftest.two "`pwd`/conftest.dir" &&
+	      test -s conftest.one && test -s conftest.two &&
+	      test -s conftest.dir/conftest.one &&
+	      test -s conftest.dir/conftest.two
+	    then
+	      ac_cv_path_install="$as_dir/$ac_prog$ac_exec_ext -c"
+	      break 3
+	    fi
+	  fi
+	fi
+      done
+    done
+    ;;
+esac
+
+  done
+IFS=$as_save_IFS
+
+rm -rf conftest.one conftest.two conftest.dir
+
+fi
+  if test "${ac_cv_path_install+set}" = set; then
+    INSTALL=$ac_cv_path_install
+  else
+    # As a last resort, use the slow shell script.  Don't cache a
+    # value for INSTALL within a source directory, because that will
+    # break other packages using the cache if that directory is
+    # removed, or if the value is a relative name.
+    INSTALL=$ac_install_sh
+  fi
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $INSTALL" >&5
+$as_echo "$INSTALL" >&6; }
+
+# Use test -z because SunOS4 sh mishandles braces in ${var-val}.
+# It thinks the first close brace ends the variable substitution.
+test -z "$INSTALL_PROGRAM" && INSTALL_PROGRAM='${INSTALL}'
+
+test -z "$INSTALL_SCRIPT" && INSTALL_SCRIPT='${INSTALL}'
+
+test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether build environment is sane" >&5
+$as_echo_n "checking whether build environment is sane... " >&6; }
+# Just in case
+sleep 1
+echo timestamp > conftest.file
+# Reject unsafe characters in $srcdir or the absolute working directory
+# name.  Accept space and tab only in the latter.
+am_lf='
+'
+case `pwd` in
+  *[\\\"\#\$\&\'\`$am_lf]*)
+    as_fn_error $? "unsafe absolute working directory name" "$LINENO" 5;;
+esac
+case $srcdir in
+  *[\\\"\#\$\&\'\`$am_lf\ \	]*)
+    as_fn_error $? "unsafe srcdir value: \`$srcdir'" "$LINENO" 5;;
+esac
+
+# Do `set' in a subshell so we don't clobber the current shell's
+# arguments.  Must try -L first in case configure is actually a
+# symlink; some systems play weird games with the mod time of symlinks
+# (eg FreeBSD returns the mod time of the symlink's containing
+# directory).
+if (
+   set X `ls -Lt "$srcdir/configure" conftest.file 2> /dev/null`
+   if test "$*" = "X"; then
+      # -L didn't work.
+      set X `ls -t "$srcdir/configure" conftest.file`
+   fi
+   rm -f conftest.file
+   if test "$*" != "X $srcdir/configure conftest.file" \
+      && test "$*" != "X conftest.file $srcdir/configure"; then
+
+      # If neither matched, then we have a broken ls.  This can happen
+      # if, for instance, CONFIG_SHELL is bash and it inherits a
+      # broken ls alias from the environment.  This has actually
+      # happened.  Such a system could not be considered "sane".
+      as_fn_error $? "ls -t appears to fail.  Make sure there is not a broken
+alias in your environment" "$LINENO" 5
+   fi
+
+   test "$2" = conftest.file
+   )
+then
+   # Ok.
+   :
+else
+   as_fn_error $? "newly created file is older than distributed files!
+Check your system clock" "$LINENO" 5
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+test "$program_prefix" != NONE &&
+  program_transform_name="s&^&$program_prefix&;$program_transform_name"
+# Use a double $ so make ignores it.
+test "$program_suffix" != NONE &&
+  program_transform_name="s&\$&$program_suffix&;$program_transform_name"
+# Double any \ or $.
+# By default was `s,x,x', remove it if useless.
+ac_script='s/[\\$]/&&/g;s/;s,x,x,$//'
+program_transform_name=`$as_echo "$program_transform_name" | sed "$ac_script"`
+
+# expand $ac_aux_dir to an absolute path
+am_aux_dir=`cd $ac_aux_dir && pwd`
+
+if test x"${MISSING+set}" != xset; then
+  case $am_aux_dir in
+  *\ * | *\	*)
+    MISSING="\${SHELL} \"$am_aux_dir/missing\"" ;;
+  *)
+    MISSING="\${SHELL} $am_aux_dir/missing" ;;
+  esac
+fi
+# Use eval to expand $SHELL
+if eval "$MISSING --run true"; then
+  am_missing_run="$MISSING --run "
+else
+  am_missing_run=
+  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \`missing' script is too old or missing" >&5
+$as_echo "$as_me: WARNING: \`missing' script is too old or missing" >&2;}
+fi
+
+if test x"${install_sh}" != xset; then
+  case $am_aux_dir in
+  *\ * | *\	*)
+    install_sh="\${SHELL} '$am_aux_dir/install-sh'" ;;
+  *)
+    install_sh="\${SHELL} $am_aux_dir/install-sh"
+  esac
+fi
+
+# Installed binaries are usually stripped using `strip' when the user
+# run `make install-strip'.  However `strip' might not be the right
+# tool to use in cross-compilation environments, therefore Automake
+# will honor the `STRIP' environment variable to overrule this program.
+if test "$cross_compiling" != no; then
+  if test -n "$ac_tool_prefix"; then
+  # Extract the first word of "${ac_tool_prefix}strip", so it can be a program name with args.
+set dummy ${ac_tool_prefix}strip; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_STRIP+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -n "$STRIP"; then
+  ac_cv_prog_STRIP="$STRIP" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    ac_cv_prog_STRIP="${ac_tool_prefix}strip"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+STRIP=$ac_cv_prog_STRIP
+if test -n "$STRIP"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $STRIP" >&5
+$as_echo "$STRIP" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+fi
+if test -z "$ac_cv_prog_STRIP"; then
+  ac_ct_STRIP=$STRIP
+  # Extract the first word of "strip", so it can be a program name with args.
+set dummy strip; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_ac_ct_STRIP+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -n "$ac_ct_STRIP"; then
+  ac_cv_prog_ac_ct_STRIP="$ac_ct_STRIP" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    ac_cv_prog_ac_ct_STRIP="strip"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+ac_ct_STRIP=$ac_cv_prog_ac_ct_STRIP
+if test -n "$ac_ct_STRIP"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_STRIP" >&5
+$as_echo "$ac_ct_STRIP" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+  if test "x$ac_ct_STRIP" = x; then
+    STRIP=":"
+  else
+    case $cross_compiling:$ac_tool_warned in
+yes:)
+{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+ac_tool_warned=yes ;;
+esac
+    STRIP=$ac_ct_STRIP
+  fi
+else
+  STRIP="$ac_cv_prog_STRIP"
+fi
+
+fi
+INSTALL_STRIP_PROGRAM="\$(install_sh) -c -s"
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for a thread-safe mkdir -p" >&5
+$as_echo_n "checking for a thread-safe mkdir -p... " >&6; }
+if test -z "$MKDIR_P"; then
+  if ${ac_cv_path_mkdir+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH$PATH_SEPARATOR/opt/sfw/bin
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_prog in mkdir gmkdir; do
+	 for ac_exec_ext in '' $ac_executable_extensions; do
+	   { test -f "$as_dir/$ac_prog$ac_exec_ext" && $as_test_x "$as_dir/$ac_prog$ac_exec_ext"; } || continue
+	   case `"$as_dir/$ac_prog$ac_exec_ext" --version 2>&1` in #(
+	     'mkdir (GNU coreutils) '* | \
+	     'mkdir (coreutils) '* | \
+	     'mkdir (fileutils) '4.1*)
+	       ac_cv_path_mkdir=$as_dir/$ac_prog$ac_exec_ext
+	       break 3;;
+	   esac
+	 done
+       done
+  done
+IFS=$as_save_IFS
+
+fi
+
+  test -d ./--version && rmdir ./--version
+  if test "${ac_cv_path_mkdir+set}" = set; then
+    MKDIR_P="$ac_cv_path_mkdir -p"
+  else
+    # As a last resort, use the slow shell script.  Don't cache a
+    # value for MKDIR_P within a source directory, because that will
+    # break other packages using the cache if that directory is
+    # removed, or if the value is a relative name.
+    MKDIR_P="$ac_install_sh -d"
+  fi
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $MKDIR_P" >&5
+$as_echo "$MKDIR_P" >&6; }
+
+mkdir_p="$MKDIR_P"
+case $mkdir_p in
+  [\\/$]* | ?:[\\/]*) ;;
+  */*) mkdir_p="\$(top_builddir)/$mkdir_p" ;;
+esac
+
+for ac_prog in gawk mawk nawk awk
+do
+  # Extract the first word of "$ac_prog", so it can be a program name with args.
+set dummy $ac_prog; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_AWK+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -n "$AWK"; then
+  ac_cv_prog_AWK="$AWK" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    ac_cv_prog_AWK="$ac_prog"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+AWK=$ac_cv_prog_AWK
+if test -n "$AWK"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $AWK" >&5
+$as_echo "$AWK" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+  test -n "$AWK" && break
+done
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether ${MAKE-make} sets \$(MAKE)" >&5
+$as_echo_n "checking whether ${MAKE-make} sets \$(MAKE)... " >&6; }
+set x ${MAKE-make}
+ac_make=`$as_echo "$2" | sed 's/+/p/g; s/[^a-zA-Z0-9_]/_/g'`
+if eval \${ac_cv_prog_make_${ac_make}_set+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat >conftest.make <<\_ACEOF
+SHELL = /bin/sh
+all:
+	@echo '@@@%%%=$(MAKE)=@@@%%%'
+_ACEOF
+# GNU make sometimes prints "make[1]: Entering ...", which would confuse us.
+case `${MAKE-make} -f conftest.make 2>/dev/null` in
+  *@@@%%%=?*=@@@%%%*)
+    eval ac_cv_prog_make_${ac_make}_set=yes;;
+  *)
+    eval ac_cv_prog_make_${ac_make}_set=no;;
+esac
+rm -f conftest.make
+fi
+if eval test \$ac_cv_prog_make_${ac_make}_set = yes; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+  SET_MAKE=
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+  SET_MAKE="MAKE=${MAKE-make}"
+fi
+
+rm -rf .tst 2>/dev/null
+mkdir .tst 2>/dev/null
+if test -d .tst; then
+  am__leading_dot=.
+else
+  am__leading_dot=_
+fi
+rmdir .tst 2>/dev/null
+
+if test "`cd $srcdir && pwd`" != "`pwd`"; then
+  # Use -I$(srcdir) only when $(srcdir) != ., so that make's output
+  # is not polluted with repeated "-I."
+  am__isrc=' -I$(srcdir)'
+  # test to see if srcdir already configured
+  if test -f $srcdir/config.status; then
+    as_fn_error $? "source directory already configured; run \"make distclean\" there first" "$LINENO" 5
+  fi
+fi
+
+# test whether we have cygpath
+if test -z "$CYGPATH_W"; then
+  if (cygpath --version) >/dev/null 2>/dev/null; then
+    CYGPATH_W='cygpath -w'
+  else
+    CYGPATH_W=echo
+  fi
+fi
+
+
+# Define the identity of the package.
+ PACKAGE='udunits'
+ VERSION='2.2.17'
+
+
+cat >>confdefs.h <<_ACEOF
+#define PACKAGE "$PACKAGE"
+_ACEOF
+
+
+cat >>confdefs.h <<_ACEOF
+#define VERSION "$VERSION"
+_ACEOF
+
+# Some tools Automake needs.
+
+ACLOCAL=${ACLOCAL-"${am_missing_run}aclocal-${am__api_version}"}
+
+
+AUTOCONF=${AUTOCONF-"${am_missing_run}autoconf"}
+
+
+AUTOMAKE=${AUTOMAKE-"${am_missing_run}automake-${am__api_version}"}
+
+
+AUTOHEADER=${AUTOHEADER-"${am_missing_run}autoheader"}
+
+
+MAKEINFO=${MAKEINFO-"${am_missing_run}makeinfo"}
+
+# We need awk for the "check" target.  The system "awk" is bad on
+# some platforms.
+# Always define AMTAR for backward compatibility.
+
+AMTAR=${AMTAR-"${am_missing_run}tar"}
+
+am__tar='${AMTAR} chof - "$$tardir"'; am__untar='${AMTAR} xf -'
+
+
+
+
+
+ac_config_headers="$ac_config_headers config.h"
+
+
+CFLAGS_COVERAGE=''
+LIBS_COVERAGE=''
+
+# Check whether --enable-coverage was given.
+if test "${enable_coverage+set}" = set; then :
+  enableval=$enable_coverage; case "${enableval}" in
+  yes) CFLAGS_COVERAGE='--coverage'
+       LIBS_COVERAGE=-lgcov
+       coverage_enabled=true;;
+  no) ;;
+  *) as_fn_error $? "bad value ${enableval} for --enable-coverage" "$LINENO" 5 ;;
+esac
+fi
+
+
+
+
+# Check whether --enable-debug was given.
+if test "${enable_debug+set}" = set; then :
+  enableval=$enable_debug; case "${enableval}" in
+  yes)
+    CFLAGS="-g${CFLAGS:+ $CFLAGS}"
+    debug=true ;;
+  no)
+    CFLAGS="-O${CFLAGS:+ $CFLAGS}"
+    debug=false ;;
+  *) as_fn_error $? "bad value ${enableval} for --enable-debug" "$LINENO" 5 ;;
+esac
+else
+  if test "$coverage_enabled" = true; then
+    CFLAGS="-g${CFLAGS:+ $CFLAGS}"
+    debug=true
+else
+    debug=false
+fi
+
+fi
+
+ if test x$debug = xtrue; then
+  DEBUG_TRUE=
+  DEBUG_FALSE='#'
+else
+  DEBUG_TRUE='#'
+  DEBUG_FALSE=
+fi
+
+
+ if true; then
+  ENABLE_UDUNITS_1_TRUE=
+  ENABLE_UDUNITS_1_FALSE='#'
+else
+  ENABLE_UDUNITS_1_TRUE='#'
+  ENABLE_UDUNITS_1_FALSE=
+fi
+
+# Check whether --enable-udunits-1 was given.
+if test "${enable_udunits_1+set}" = set; then :
+  enableval=$enable_udunits_1; case "${enableval}" in
+      no)    if false; then
+  ENABLE_UDUNITS_1_TRUE=
+  ENABLE_UDUNITS_1_FALSE='#'
+else
+  ENABLE_UDUNITS_1_TRUE='#'
+  ENABLE_UDUNITS_1_FALSE=
+fi
+ ;;
+      yes)  ;;
+      *)    as_fn_error $? "bad value ${enableval} for --enable-udunits-1" "$LINENO" 5 ;;
+    esac
+fi
+
+
+# Ensure that compilation is optimized and with assertions disabled by default.
+CFLAGS=${CFLAGS:--O}
+CPPFLAGS=${CPPFLAGS:--DNDEBUG}
+
+# The default absolute pathname of the installed units database. "pkgdatadir"
+# isn't a configure-variable in the normal sense: it doesn't appear in
+# "config.status" yet appears in "Makefile"; consequently, the following
+# nonsense just to avoid defining the pathname in the makefile so that Eclipse
+# is happy.
+pkgdatadir=$(eval echo $(eval echo `echo ${datadir}`/${PACKAGE}))
+
+cat >>confdefs.h <<_ACEOF
+#define DEFAULT_UDUNITS2_XML_PATH "${pkgdatadir}/udunits2.xml"
+_ACEOF
+
+
+# Checks for programs.
+ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+if test -n "$ac_tool_prefix"; then
+  # Extract the first word of "${ac_tool_prefix}gcc", so it can be a program name with args.
+set dummy ${ac_tool_prefix}gcc; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_CC+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -n "$CC"; then
+  ac_cv_prog_CC="$CC" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    ac_cv_prog_CC="${ac_tool_prefix}gcc"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+CC=$ac_cv_prog_CC
+if test -n "$CC"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
+$as_echo "$CC" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+fi
+if test -z "$ac_cv_prog_CC"; then
+  ac_ct_CC=$CC
+  # Extract the first word of "gcc", so it can be a program name with args.
+set dummy gcc; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_ac_ct_CC+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -n "$ac_ct_CC"; then
+  ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    ac_cv_prog_ac_ct_CC="gcc"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+ac_ct_CC=$ac_cv_prog_ac_ct_CC
+if test -n "$ac_ct_CC"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5
+$as_echo "$ac_ct_CC" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+  if test "x$ac_ct_CC" = x; then
+    CC=""
+  else
+    case $cross_compiling:$ac_tool_warned in
+yes:)
+{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+ac_tool_warned=yes ;;
+esac
+    CC=$ac_ct_CC
+  fi
+else
+  CC="$ac_cv_prog_CC"
+fi
+
+if test -z "$CC"; then
+          if test -n "$ac_tool_prefix"; then
+    # Extract the first word of "${ac_tool_prefix}cc", so it can be a program name with args.
+set dummy ${ac_tool_prefix}cc; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_CC+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -n "$CC"; then
+  ac_cv_prog_CC="$CC" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    ac_cv_prog_CC="${ac_tool_prefix}cc"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+CC=$ac_cv_prog_CC
+if test -n "$CC"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
+$as_echo "$CC" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+  fi
+fi
+if test -z "$CC"; then
+  # Extract the first word of "cc", so it can be a program name with args.
+set dummy cc; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_CC+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -n "$CC"; then
+  ac_cv_prog_CC="$CC" # Let the user override the test.
+else
+  ac_prog_rejected=no
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    if test "$as_dir/$ac_word$ac_exec_ext" = "/usr/ucb/cc"; then
+       ac_prog_rejected=yes
+       continue
+     fi
+    ac_cv_prog_CC="cc"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+if test $ac_prog_rejected = yes; then
+  # We found a bogon in the path, so make sure we never use it.
+  set dummy $ac_cv_prog_CC
+  shift
+  if test $# != 0; then
+    # We chose a different compiler from the bogus one.
+    # However, it has the same basename, so the bogon will be chosen
+    # first if we set CC to just the basename; use the full file name.
+    shift
+    ac_cv_prog_CC="$as_dir/$ac_word${1+' '}$@"
+  fi
+fi
+fi
+fi
+CC=$ac_cv_prog_CC
+if test -n "$CC"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
+$as_echo "$CC" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+fi
+if test -z "$CC"; then
+  if test -n "$ac_tool_prefix"; then
+  for ac_prog in cl.exe
+  do
+    # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args.
+set dummy $ac_tool_prefix$ac_prog; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_CC+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -n "$CC"; then
+  ac_cv_prog_CC="$CC" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    ac_cv_prog_CC="$ac_tool_prefix$ac_prog"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+CC=$ac_cv_prog_CC
+if test -n "$CC"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
+$as_echo "$CC" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+    test -n "$CC" && break
+  done
+fi
+if test -z "$CC"; then
+  ac_ct_CC=$CC
+  for ac_prog in cl.exe
+do
+  # Extract the first word of "$ac_prog", so it can be a program name with args.
+set dummy $ac_prog; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_ac_ct_CC+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -n "$ac_ct_CC"; then
+  ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    ac_cv_prog_ac_ct_CC="$ac_prog"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+ac_ct_CC=$ac_cv_prog_ac_ct_CC
+if test -n "$ac_ct_CC"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5
+$as_echo "$ac_ct_CC" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+  test -n "$ac_ct_CC" && break
+done
+
+  if test "x$ac_ct_CC" = x; then
+    CC=""
+  else
+    case $cross_compiling:$ac_tool_warned in
+yes:)
+{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+ac_tool_warned=yes ;;
+esac
+    CC=$ac_ct_CC
+  fi
+fi
+
+fi
+
+
+test -z "$CC" && { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+as_fn_error $? "no acceptable C compiler found in \$PATH
+See \`config.log' for more details" "$LINENO" 5; }
+
+# Provide some information about the compiler.
+$as_echo "$as_me:${as_lineno-$LINENO}: checking for C compiler version" >&5
+set X $ac_compile
+ac_compiler=$2
+for ac_option in --version -v -V -qversion; do
+  { { ac_try="$ac_compiler $ac_option >&5"
+case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
+$as_echo "$ac_try_echo"; } >&5
+  (eval "$ac_compiler $ac_option >&5") 2>conftest.err
+  ac_status=$?
+  if test -s conftest.err; then
+    sed '10a\
+... rest of stderr output deleted ...
+         10q' conftest.err >conftest.er1
+    cat conftest.er1 >&5
+  fi
+  rm -f conftest.er1 conftest.err
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }
+done
+
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+int
+main ()
+{
+
+  ;
+  return 0;
+}
+_ACEOF
+ac_clean_files_save=$ac_clean_files
+ac_clean_files="$ac_clean_files a.out a.out.dSYM a.exe b.out"
+# Try to create an executable without -o first, disregard a.out.
+# It will help us diagnose broken compilers, and finding out an intuition
+# of exeext.
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the C compiler works" >&5
+$as_echo_n "checking whether the C compiler works... " >&6; }
+ac_link_default=`$as_echo "$ac_link" | sed 's/ -o *conftest[^ ]*//'`
+
+# The possible output files:
+ac_files="a.out conftest.exe conftest a.exe a_out.exe b.out conftest.*"
+
+ac_rmfiles=
+for ac_file in $ac_files
+do
+  case $ac_file in
+    *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.dSYM | *.o | *.obj ) ;;
+    * ) ac_rmfiles="$ac_rmfiles $ac_file";;
+  esac
+done
+rm -f $ac_rmfiles
+
+if { { ac_try="$ac_link_default"
+case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
+$as_echo "$ac_try_echo"; } >&5
+  (eval "$ac_link_default") 2>&5
+  ac_status=$?
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }; then :
+  # Autoconf-2.13 could set the ac_cv_exeext variable to `no'.
+# So ignore a value of `no', otherwise this would lead to `EXEEXT = no'
+# in a Makefile.  We should not override ac_cv_exeext if it was cached,
+# so that the user can short-circuit this test for compilers unknown to
+# Autoconf.
+for ac_file in $ac_files ''
+do
+  test -f "$ac_file" || continue
+  case $ac_file in
+    *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.dSYM | *.o | *.obj )
+	;;
+    [ab].out )
+	# We found the default executable, but exeext='' is most
+	# certainly right.
+	break;;
+    *.* )
+	if test "${ac_cv_exeext+set}" = set && test "$ac_cv_exeext" != no;
+	then :; else
+	   ac_cv_exeext=`expr "$ac_file" : '[^.]*\(\..*\)'`
+	fi
+	# We set ac_cv_exeext here because the later test for it is not
+	# safe: cross compilers may not add the suffix if given an `-o'
+	# argument, so we may need to know it at that point already.
+	# Even if this section looks crufty: it has the advantage of
+	# actually working.
+	break;;
+    * )
+	break;;
+  esac
+done
+test "$ac_cv_exeext" = no && ac_cv_exeext=
+
+else
+  ac_file=''
+fi
+if test -z "$ac_file"; then :
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+$as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+{ { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+as_fn_error 77 "C compiler cannot create executables
+See \`config.log' for more details" "$LINENO" 5; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for C compiler default output file name" >&5
+$as_echo_n "checking for C compiler default output file name... " >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_file" >&5
+$as_echo "$ac_file" >&6; }
+ac_exeext=$ac_cv_exeext
+
+rm -f -r a.out a.out.dSYM a.exe conftest$ac_cv_exeext b.out
+ac_clean_files=$ac_clean_files_save
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for suffix of executables" >&5
+$as_echo_n "checking for suffix of executables... " >&6; }
+if { { ac_try="$ac_link"
+case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
+$as_echo "$ac_try_echo"; } >&5
+  (eval "$ac_link") 2>&5
+  ac_status=$?
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }; then :
+  # If both `conftest.exe' and `conftest' are `present' (well, observable)
+# catch `conftest.exe'.  For instance with Cygwin, `ls conftest' will
+# work properly (i.e., refer to `conftest.exe'), while it won't with
+# `rm'.
+for ac_file in conftest.exe conftest conftest.*; do
+  test -f "$ac_file" || continue
+  case $ac_file in
+    *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.dSYM | *.o | *.obj ) ;;
+    *.* ) ac_cv_exeext=`expr "$ac_file" : '[^.]*\(\..*\)'`
+	  break;;
+    * ) break;;
+  esac
+done
+else
+  { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+as_fn_error $? "cannot compute suffix of executables: cannot compile and link
+See \`config.log' for more details" "$LINENO" 5; }
+fi
+rm -f conftest conftest$ac_cv_exeext
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_exeext" >&5
+$as_echo "$ac_cv_exeext" >&6; }
+
+rm -f conftest.$ac_ext
+EXEEXT=$ac_cv_exeext
+ac_exeext=$EXEEXT
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <stdio.h>
+int
+main ()
+{
+FILE *f = fopen ("conftest.out", "w");
+ return ferror (f) || fclose (f) != 0;
+
+  ;
+  return 0;
+}
+_ACEOF
+ac_clean_files="$ac_clean_files conftest.out"
+# Check that the compiler produces executables we can run.  If not, either
+# the compiler is broken, or we cross compile.
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are cross compiling" >&5
+$as_echo_n "checking whether we are cross compiling... " >&6; }
+if test "$cross_compiling" != yes; then
+  { { ac_try="$ac_link"
+case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
+$as_echo "$ac_try_echo"; } >&5
+  (eval "$ac_link") 2>&5
+  ac_status=$?
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }
+  if { ac_try='./conftest$ac_cv_exeext'
+  { { case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
+$as_echo "$ac_try_echo"; } >&5
+  (eval "$ac_try") 2>&5
+  ac_status=$?
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }; }; then
+    cross_compiling=no
+  else
+    if test "$cross_compiling" = maybe; then
+	cross_compiling=yes
+    else
+	{ { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+as_fn_error $? "cannot run C compiled programs.
+If you meant to cross compile, use \`--host'.
+See \`config.log' for more details" "$LINENO" 5; }
+    fi
+  fi
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $cross_compiling" >&5
+$as_echo "$cross_compiling" >&6; }
+
+rm -f conftest.$ac_ext conftest$ac_cv_exeext conftest.out
+ac_clean_files=$ac_clean_files_save
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for suffix of object files" >&5
+$as_echo_n "checking for suffix of object files... " >&6; }
+if ${ac_cv_objext+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+int
+main ()
+{
+
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.o conftest.obj
+if { { ac_try="$ac_compile"
+case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
+$as_echo "$ac_try_echo"; } >&5
+  (eval "$ac_compile") 2>&5
+  ac_status=$?
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }; then :
+  for ac_file in conftest.o conftest.obj conftest.*; do
+  test -f "$ac_file" || continue;
+  case $ac_file in
+    *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.dSYM ) ;;
+    *) ac_cv_objext=`expr "$ac_file" : '.*\.\(.*\)'`
+       break;;
+  esac
+done
+else
+  $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+{ { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+as_fn_error $? "cannot compute suffix of object files: cannot compile
+See \`config.log' for more details" "$LINENO" 5; }
+fi
+rm -f conftest.$ac_cv_objext conftest.$ac_ext
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_objext" >&5
+$as_echo "$ac_cv_objext" >&6; }
+OBJEXT=$ac_cv_objext
+ac_objext=$OBJEXT
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are using the GNU C compiler" >&5
+$as_echo_n "checking whether we are using the GNU C compiler... " >&6; }
+if ${ac_cv_c_compiler_gnu+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+int
+main ()
+{
+#ifndef __GNUC__
+       choke me
+#endif
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  ac_compiler_gnu=yes
+else
+  ac_compiler_gnu=no
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+ac_cv_c_compiler_gnu=$ac_compiler_gnu
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_compiler_gnu" >&5
+$as_echo "$ac_cv_c_compiler_gnu" >&6; }
+if test $ac_compiler_gnu = yes; then
+  GCC=yes
+else
+  GCC=
+fi
+ac_test_CFLAGS=${CFLAGS+set}
+ac_save_CFLAGS=$CFLAGS
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC accepts -g" >&5
+$as_echo_n "checking whether $CC accepts -g... " >&6; }
+if ${ac_cv_prog_cc_g+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  ac_save_c_werror_flag=$ac_c_werror_flag
+   ac_c_werror_flag=yes
+   ac_cv_prog_cc_g=no
+   CFLAGS="-g"
+   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+int
+main ()
+{
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  ac_cv_prog_cc_g=yes
+else
+  CFLAGS=""
+      cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+int
+main ()
+{
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+
+else
+  ac_c_werror_flag=$ac_save_c_werror_flag
+	 CFLAGS="-g"
+	 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+int
+main ()
+{
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  ac_cv_prog_cc_g=yes
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+   ac_c_werror_flag=$ac_save_c_werror_flag
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_g" >&5
+$as_echo "$ac_cv_prog_cc_g" >&6; }
+if test "$ac_test_CFLAGS" = set; then
+  CFLAGS=$ac_save_CFLAGS
+elif test $ac_cv_prog_cc_g = yes; then
+  if test "$GCC" = yes; then
+    CFLAGS="-g -O2"
+  else
+    CFLAGS="-g"
+  fi
+else
+  if test "$GCC" = yes; then
+    CFLAGS="-O2"
+  else
+    CFLAGS=
+  fi
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $CC option to accept ISO C89" >&5
+$as_echo_n "checking for $CC option to accept ISO C89... " >&6; }
+if ${ac_cv_prog_cc_c89+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  ac_cv_prog_cc_c89=no
+ac_save_CC=$CC
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <stdarg.h>
+#include <stdio.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+/* Most of the following tests are stolen from RCS 5.7's src/conf.sh.  */
+struct buf { int x; };
+FILE * (*rcsopen) (struct buf *, struct stat *, int);
+static char *e (p, i)
+     char **p;
+     int i;
+{
+  return p[i];
+}
+static char *f (char * (*g) (char **, int), char **p, ...)
+{
+  char *s;
+  va_list v;
+  va_start (v,p);
+  s = g (p, va_arg (v,int));
+  va_end (v);
+  return s;
+}
+
+/* OSF 4.0 Compaq cc is some sort of almost-ANSI by default.  It has
+   function prototypes and stuff, but not '\xHH' hex character constants.
+   These don't provoke an error unfortunately, instead are silently treated
+   as 'x'.  The following induces an error, until -std is added to get
+   proper ANSI mode.  Curiously '\x00'!='x' always comes out true, for an
+   array size at least.  It's necessary to write '\x00'==0 to get something
+   that's true only with -std.  */
+int osf4_cc_array ['\x00' == 0 ? 1 : -1];
+
+/* IBM C 6 for AIX is almost-ANSI by default, but it replaces macro parameters
+   inside strings and character constants.  */
+#define FOO(x) 'x'
+int xlc6_cc_array[FOO(a) == 'x' ? 1 : -1];
+
+int test (int i, double x);
+struct s1 {int (*f) (int a);};
+struct s2 {int (*f) (double a);};
+int pairnames (int, char **, FILE *(*)(struct buf *, struct stat *, int), int, int);
+int argc;
+char **argv;
+int
+main ()
+{
+return f (e, argv, 0) != argv[0]  ||  f (e, argv, 1) != argv[1];
+  ;
+  return 0;
+}
+_ACEOF
+for ac_arg in '' -qlanglvl=extc89 -qlanglvl=ansi -std \
+	-Ae "-Aa -D_HPUX_SOURCE" "-Xc -D__EXTENSIONS__"
+do
+  CC="$ac_save_CC $ac_arg"
+  if ac_fn_c_try_compile "$LINENO"; then :
+  ac_cv_prog_cc_c89=$ac_arg
+fi
+rm -f core conftest.err conftest.$ac_objext
+  test "x$ac_cv_prog_cc_c89" != "xno" && break
+done
+rm -f conftest.$ac_ext
+CC=$ac_save_CC
+
+fi
+# AC_CACHE_VAL
+case "x$ac_cv_prog_cc_c89" in
+  x)
+    { $as_echo "$as_me:${as_lineno-$LINENO}: result: none needed" >&5
+$as_echo "none needed" >&6; } ;;
+  xno)
+    { $as_echo "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5
+$as_echo "unsupported" >&6; } ;;
+  *)
+    CC="$CC $ac_cv_prog_cc_c89"
+    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c89" >&5
+$as_echo "$ac_cv_prog_cc_c89" >&6; } ;;
+esac
+if test "x$ac_cv_prog_cc_c89" != xno; then :
+
+fi
+
+ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+DEPDIR="${am__leading_dot}deps"
+
+ac_config_commands="$ac_config_commands depfiles"
+
+
+am_make=${MAKE-make}
+cat > confinc << 'END'
+am__doit:
+	@echo this is the am__doit target
+.PHONY: am__doit
+END
+# If we don't find an include directive, just comment out the code.
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for style of include used by $am_make" >&5
+$as_echo_n "checking for style of include used by $am_make... " >&6; }
+am__include="#"
+am__quote=
+_am_result=none
+# First try GNU make style include.
+echo "include confinc" > confmf
+# Ignore all kinds of additional output from `make'.
+case `$am_make -s -f confmf 2> /dev/null` in #(
+*the\ am__doit\ target*)
+  am__include=include
+  am__quote=
+  _am_result=GNU
+  ;;
+esac
+# Now try BSD make style include.
+if test "$am__include" = "#"; then
+   echo '.include "confinc"' > confmf
+   case `$am_make -s -f confmf 2> /dev/null` in #(
+   *the\ am__doit\ target*)
+     am__include=.include
+     am__quote="\""
+     _am_result=BSD
+     ;;
+   esac
+fi
+
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $_am_result" >&5
+$as_echo "$_am_result" >&6; }
+rm -f confinc confmf
+
+# Check whether --enable-dependency-tracking was given.
+if test "${enable_dependency_tracking+set}" = set; then :
+  enableval=$enable_dependency_tracking;
+fi
+
+if test "x$enable_dependency_tracking" != xno; then
+  am_depcomp="$ac_aux_dir/depcomp"
+  AMDEPBACKSLASH='\'
+fi
+ if test "x$enable_dependency_tracking" != xno; then
+  AMDEP_TRUE=
+  AMDEP_FALSE='#'
+else
+  AMDEP_TRUE='#'
+  AMDEP_FALSE=
+fi
+
+
+
+depcc="$CC"   am_compiler_list=
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking dependency style of $depcc" >&5
+$as_echo_n "checking dependency style of $depcc... " >&6; }
+if ${am_cv_CC_dependencies_compiler_type+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -z "$AMDEP_TRUE" && test -f "$am_depcomp"; then
+  # We make a subdir and do the tests there.  Otherwise we can end up
+  # making bogus files that we don't know about and never remove.  For
+  # instance it was reported that on HP-UX the gcc test will end up
+  # making a dummy file named `D' -- because `-MD' means `put the output
+  # in D'.
+  mkdir conftest.dir
+  # Copy depcomp to subdir because otherwise we won't find it if we're
+  # using a relative directory.
+  cp "$am_depcomp" conftest.dir
+  cd conftest.dir
+  # We will build objects and dependencies in a subdirectory because
+  # it helps to detect inapplicable dependency modes.  For instance
+  # both Tru64's cc and ICC support -MD to output dependencies as a
+  # side effect of compilation, but ICC will put the dependencies in
+  # the current directory while Tru64 will put them in the object
+  # directory.
+  mkdir sub
+
+  am_cv_CC_dependencies_compiler_type=none
+  if test "$am_compiler_list" = ""; then
+     am_compiler_list=`sed -n 's/^#*\([a-zA-Z0-9]*\))$/\1/p' < ./depcomp`
+  fi
+  am__universal=false
+  case " $depcc " in #(
+     *\ -arch\ *\ -arch\ *) am__universal=true ;;
+     esac
+
+  for depmode in $am_compiler_list; do
+    # Setup a source with many dependencies, because some compilers
+    # like to wrap large dependency lists on column 80 (with \), and
+    # we should not choose a depcomp mode which is confused by this.
+    #
+    # We need to recreate these files for each test, as the compiler may
+    # overwrite some of them when testing with obscure command lines.
+    # This happens at least with the AIX C compiler.
+    : > sub/conftest.c
+    for i in 1 2 3 4 5 6; do
+      echo '#include "conftst'$i'.h"' >> sub/conftest.c
+      # Using `: > sub/conftst$i.h' creates only sub/conftst1.h with
+      # Solaris 8's {/usr,}/bin/sh.
+      touch sub/conftst$i.h
+    done
+    echo "${am__include} ${am__quote}sub/conftest.Po${am__quote}" > confmf
+
+    # We check with `-c' and `-o' for the sake of the "dashmstdout"
+    # mode.  It turns out that the SunPro C++ compiler does not properly
+    # handle `-M -o', and we need to detect this.  Also, some Intel
+    # versions had trouble with output in subdirs
+    am__obj=sub/conftest.${OBJEXT-o}
+    am__minus_obj="-o $am__obj"
+    case $depmode in
+    gcc)
+      # This depmode causes a compiler race in universal mode.
+      test "$am__universal" = false || continue
+      ;;
+    nosideeffect)
+      # after this tag, mechanisms are not by side-effect, so they'll
+      # only be used when explicitly requested
+      if test "x$enable_dependency_tracking" = xyes; then
+	continue
+      else
+	break
+      fi
+      ;;
+    msvisualcpp | msvcmsys)
+      # This compiler won't grok `-c -o', but also, the minuso test has
+      # not run yet.  These depmodes are late enough in the game, and
+      # so weak that their functioning should not be impacted.
+      am__obj=conftest.${OBJEXT-o}
+      am__minus_obj=
+      ;;
+    none) break ;;
+    esac
+    if depmode=$depmode \
+       source=sub/conftest.c object=$am__obj \
+       depfile=sub/conftest.Po tmpdepfile=sub/conftest.TPo \
+       $SHELL ./depcomp $depcc -c $am__minus_obj sub/conftest.c \
+         >/dev/null 2>conftest.err &&
+       grep sub/conftst1.h sub/conftest.Po > /dev/null 2>&1 &&
+       grep sub/conftst6.h sub/conftest.Po > /dev/null 2>&1 &&
+       grep $am__obj sub/conftest.Po > /dev/null 2>&1 &&
+       ${MAKE-make} -s -f confmf > /dev/null 2>&1; then
+      # icc doesn't choke on unknown options, it will just issue warnings
+      # or remarks (even with -Werror).  So we grep stderr for any message
+      # that says an option was ignored or not supported.
+      # When given -MP, icc 7.0 and 7.1 complain thusly:
+      #   icc: Command line warning: ignoring option '-M'; no argument required
+      # The diagnosis changed in icc 8.0:
+      #   icc: Command line remark: option '-MP' not supported
+      if (grep 'ignoring option' conftest.err ||
+          grep 'not supported' conftest.err) >/dev/null 2>&1; then :; else
+        am_cv_CC_dependencies_compiler_type=$depmode
+        break
+      fi
+    fi
+  done
+
+  cd ..
+  rm -rf conftest.dir
+else
+  am_cv_CC_dependencies_compiler_type=none
+fi
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $am_cv_CC_dependencies_compiler_type" >&5
+$as_echo "$am_cv_CC_dependencies_compiler_type" >&6; }
+CCDEPMODE=depmode=$am_cv_CC_dependencies_compiler_type
+
+ if
+  test "x$enable_dependency_tracking" != xno \
+  && test "$am_cv_CC_dependencies_compiler_type" = gcc3; then
+  am__fastdepCC_TRUE=
+  am__fastdepCC_FALSE='#'
+else
+  am__fastdepCC_TRUE='#'
+  am__fastdepCC_FALSE=
+fi
+
+
+if test "x$CC" != xcc; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC and cc understand -c and -o together" >&5
+$as_echo_n "checking whether $CC and cc understand -c and -o together... " >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether cc understands -c and -o together" >&5
+$as_echo_n "checking whether cc understands -c and -o together... " >&6; }
+fi
+set dummy $CC; ac_cc=`$as_echo "$2" |
+		      sed 's/[^a-zA-Z0-9_]/_/g;s/^[0-9]/_/'`
+if eval \${ac_cv_prog_cc_${ac_cc}_c_o+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+int
+main ()
+{
+
+  ;
+  return 0;
+}
+_ACEOF
+# Make sure it works both with $CC and with simple cc.
+# We do the test twice because some compilers refuse to overwrite an
+# existing .o file with -o, though they will create one.
+ac_try='$CC -c conftest.$ac_ext -o conftest2.$ac_objext >&5'
+rm -f conftest2.*
+if { { case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
+$as_echo "$ac_try_echo"; } >&5
+  (eval "$ac_try") 2>&5
+  ac_status=$?
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; } &&
+   test -f conftest2.$ac_objext && { { case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
+$as_echo "$ac_try_echo"; } >&5
+  (eval "$ac_try") 2>&5
+  ac_status=$?
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; };
+then
+  eval ac_cv_prog_cc_${ac_cc}_c_o=yes
+  if test "x$CC" != xcc; then
+    # Test first that cc exists at all.
+    if { ac_try='cc -c conftest.$ac_ext >&5'
+  { { case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
+$as_echo "$ac_try_echo"; } >&5
+  (eval "$ac_try") 2>&5
+  ac_status=$?
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }; }; then
+      ac_try='cc -c conftest.$ac_ext -o conftest2.$ac_objext >&5'
+      rm -f conftest2.*
+      if { { case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
+$as_echo "$ac_try_echo"; } >&5
+  (eval "$ac_try") 2>&5
+  ac_status=$?
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; } &&
+	 test -f conftest2.$ac_objext && { { case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
+$as_echo "$ac_try_echo"; } >&5
+  (eval "$ac_try") 2>&5
+  ac_status=$?
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; };
+      then
+	# cc works too.
+	:
+      else
+	# cc exists but doesn't like -o.
+	eval ac_cv_prog_cc_${ac_cc}_c_o=no
+      fi
+    fi
+  fi
+else
+  eval ac_cv_prog_cc_${ac_cc}_c_o=no
+fi
+rm -f core conftest*
+
+fi
+if eval test \$ac_cv_prog_cc_${ac_cc}_c_o = yes; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+
+$as_echo "#define NO_MINUS_C_MINUS_O 1" >>confdefs.h
+
+fi
+
+# FIXME: we rely on the cache variable name because
+# there is no other way.
+set dummy $CC
+am_cc=`echo $2 | sed 's/[^a-zA-Z0-9_]/_/g;s/^[0-9]/_/'`
+eval am_t=\$ac_cv_prog_cc_${am_cc}_c_o
+if test "$am_t" != yes; then
+   # Losing compiler, so override with the script.
+   # FIXME: It is wrong to rewrite CC.
+   # But if we don't then we get into trouble of one sort or another.
+   # A longer-term fix would be to have automake use am__CC in this case,
+   # and then we could set am__CC="\$(top_srcdir)/compile \$(CC)"
+   CC="$am_aux_dir/compile $CC"
+fi
+
+
+#if test "$ac_cv_prog_cc_${ac_cc}_c_o" = yes; then
+#    case "$AM_CFLAGS" in
+#	"-g") ;;
+#	*) AM_CFLAGS="${AM_CFLAGS:+$AM_CFLAGS }-g";;
+#    esac
+#fi
+ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking how to run the C preprocessor" >&5
+$as_echo_n "checking how to run the C preprocessor... " >&6; }
+# On Suns, sometimes $CPP names a directory.
+if test -n "$CPP" && test -d "$CPP"; then
+  CPP=
+fi
+if test -z "$CPP"; then
+  if ${ac_cv_prog_CPP+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+      # Double quotes because CPP needs to be expanded
+    for CPP in "$CC -E" "$CC -E -traditional-cpp" "/lib/cpp"
+    do
+      ac_preproc_ok=false
+for ac_c_preproc_warn_flag in '' yes
+do
+  # Use a header file that comes with gcc, so configuring glibc
+  # with a fresh cross-compiler works.
+  # Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
+  # <limits.h> exists even on freestanding compilers.
+  # On the NeXT, cc -E runs the code through the compiler's parser,
+  # not just through cpp. "Syntax error" is here to catch this case.
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#ifdef __STDC__
+# include <limits.h>
+#else
+# include <assert.h>
+#endif
+		     Syntax error
+_ACEOF
+if ac_fn_c_try_cpp "$LINENO"; then :
+
+else
+  # Broken: fails on valid input.
+continue
+fi
+rm -f conftest.err conftest.i conftest.$ac_ext
+
+  # OK, works on sane cases.  Now check whether nonexistent headers
+  # can be detected and how.
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <ac_nonexistent.h>
+_ACEOF
+if ac_fn_c_try_cpp "$LINENO"; then :
+  # Broken: success on invalid input.
+continue
+else
+  # Passes both tests.
+ac_preproc_ok=:
+break
+fi
+rm -f conftest.err conftest.i conftest.$ac_ext
+
+done
+# Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped.
+rm -f conftest.i conftest.err conftest.$ac_ext
+if $ac_preproc_ok; then :
+  break
+fi
+
+    done
+    ac_cv_prog_CPP=$CPP
+
+fi
+  CPP=$ac_cv_prog_CPP
+else
+  ac_cv_prog_CPP=$CPP
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $CPP" >&5
+$as_echo "$CPP" >&6; }
+ac_preproc_ok=false
+for ac_c_preproc_warn_flag in '' yes
+do
+  # Use a header file that comes with gcc, so configuring glibc
+  # with a fresh cross-compiler works.
+  # Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
+  # <limits.h> exists even on freestanding compilers.
+  # On the NeXT, cc -E runs the code through the compiler's parser,
+  # not just through cpp. "Syntax error" is here to catch this case.
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#ifdef __STDC__
+# include <limits.h>
+#else
+# include <assert.h>
+#endif
+		     Syntax error
+_ACEOF
+if ac_fn_c_try_cpp "$LINENO"; then :
+
+else
+  # Broken: fails on valid input.
+continue
+fi
+rm -f conftest.err conftest.i conftest.$ac_ext
+
+  # OK, works on sane cases.  Now check whether nonexistent headers
+  # can be detected and how.
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <ac_nonexistent.h>
+_ACEOF
+if ac_fn_c_try_cpp "$LINENO"; then :
+  # Broken: success on invalid input.
+continue
+else
+  # Passes both tests.
+ac_preproc_ok=:
+break
+fi
+rm -f conftest.err conftest.i conftest.$ac_ext
+
+done
+# Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped.
+rm -f conftest.i conftest.err conftest.$ac_ext
+if $ac_preproc_ok; then :
+
+else
+  { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+as_fn_error $? "C preprocessor \"$CPP\" fails sanity check
+See \`config.log' for more details" "$LINENO" 5; }
+fi
+
+ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether ln -s works" >&5
+$as_echo_n "checking whether ln -s works... " >&6; }
+LN_S=$as_ln_s
+if test "$LN_S" = "ln -s"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no, using $LN_S" >&5
+$as_echo "no, using $LN_S" >&6; }
+fi
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether ${MAKE-make} sets \$(MAKE)" >&5
+$as_echo_n "checking whether ${MAKE-make} sets \$(MAKE)... " >&6; }
+set x ${MAKE-make}
+ac_make=`$as_echo "$2" | sed 's/+/p/g; s/[^a-zA-Z0-9_]/_/g'`
+if eval \${ac_cv_prog_make_${ac_make}_set+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat >conftest.make <<\_ACEOF
+SHELL = /bin/sh
+all:
+	@echo '@@@%%%=$(MAKE)=@@@%%%'
+_ACEOF
+# GNU make sometimes prints "make[1]: Entering ...", which would confuse us.
+case `${MAKE-make} -f conftest.make 2>/dev/null` in
+  *@@@%%%=?*=@@@%%%*)
+    eval ac_cv_prog_make_${ac_make}_set=yes;;
+  *)
+    eval ac_cv_prog_make_${ac_make}_set=no;;
+esac
+rm -f conftest.make
+fi
+if eval test \$ac_cv_prog_make_${ac_make}_set = yes; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+  SET_MAKE=
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+  SET_MAKE="MAKE=${MAKE-make}"
+fi
+
+for ac_prog in 'bison -y' byacc
+do
+  # Extract the first word of "$ac_prog", so it can be a program name with args.
+set dummy $ac_prog; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_YACC+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -n "$YACC"; then
+  ac_cv_prog_YACC="$YACC" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    ac_cv_prog_YACC="$ac_prog"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+YACC=$ac_cv_prog_YACC
+if test -n "$YACC"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $YACC" >&5
+$as_echo "$YACC" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+  test -n "$YACC" && break
+done
+test -n "$YACC" || YACC="yacc"
+
+
+for ac_prog in flex lex
+do
+  # Extract the first word of "$ac_prog", so it can be a program name with args.
+set dummy $ac_prog; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_LEX+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -n "$LEX"; then
+  ac_cv_prog_LEX="$LEX" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    ac_cv_prog_LEX="$ac_prog"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+LEX=$ac_cv_prog_LEX
+if test -n "$LEX"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $LEX" >&5
+$as_echo "$LEX" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+  test -n "$LEX" && break
+done
+test -n "$LEX" || LEX=":"
+
+if test "x$LEX" != "x:"; then
+  cat >conftest.l <<_ACEOF
+%%
+a { ECHO; }
+b { REJECT; }
+c { yymore (); }
+d { yyless (1); }
+e { yyless (input () != 0); }
+f { unput (yytext[0]); }
+. { BEGIN INITIAL; }
+%%
+#ifdef YYTEXT_POINTER
+extern char *yytext;
+#endif
+int
+main (void)
+{
+  return ! yylex () + ! yywrap ();
+}
+_ACEOF
+{ { ac_try="$LEX conftest.l"
+case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
+$as_echo "$ac_try_echo"; } >&5
+  (eval "$LEX conftest.l") 2>&5
+  ac_status=$?
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking lex output file root" >&5
+$as_echo_n "checking lex output file root... " >&6; }
+if ${ac_cv_prog_lex_root+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+
+if test -f lex.yy.c; then
+  ac_cv_prog_lex_root=lex.yy
+elif test -f lexyy.c; then
+  ac_cv_prog_lex_root=lexyy
+else
+  as_fn_error $? "cannot find output from $LEX; giving up" "$LINENO" 5
+fi
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_lex_root" >&5
+$as_echo "$ac_cv_prog_lex_root" >&6; }
+LEX_OUTPUT_ROOT=$ac_cv_prog_lex_root
+
+if test -z "${LEXLIB+set}"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking lex library" >&5
+$as_echo_n "checking lex library... " >&6; }
+if ${ac_cv_lib_lex+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+
+    ac_save_LIBS=$LIBS
+    ac_cv_lib_lex='none needed'
+    for ac_lib in '' -lfl -ll; do
+      LIBS="$ac_lib $ac_save_LIBS"
+      cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+`cat $LEX_OUTPUT_ROOT.c`
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+  ac_cv_lib_lex=$ac_lib
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+      test "$ac_cv_lib_lex" != 'none needed' && break
+    done
+    LIBS=$ac_save_LIBS
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_lex" >&5
+$as_echo "$ac_cv_lib_lex" >&6; }
+  test "$ac_cv_lib_lex" != 'none needed' && LEXLIB=$ac_cv_lib_lex
+fi
+
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether yytext is a pointer" >&5
+$as_echo_n "checking whether yytext is a pointer... " >&6; }
+if ${ac_cv_prog_lex_yytext_pointer+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  # POSIX says lex can declare yytext either as a pointer or an array; the
+# default is implementation-dependent.  Figure out which it is, since
+# not all implementations provide the %pointer and %array declarations.
+ac_cv_prog_lex_yytext_pointer=no
+ac_save_LIBS=$LIBS
+LIBS="$LEXLIB $ac_save_LIBS"
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+  #define YYTEXT_POINTER 1
+`cat $LEX_OUTPUT_ROOT.c`
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+  ac_cv_prog_lex_yytext_pointer=yes
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_save_LIBS
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_lex_yytext_pointer" >&5
+$as_echo "$ac_cv_prog_lex_yytext_pointer" >&6; }
+if test $ac_cv_prog_lex_yytext_pointer = yes; then
+
+$as_echo "#define YYTEXT_POINTER 1" >>confdefs.h
+
+fi
+rm -f conftest.l $LEX_OUTPUT_ROOT.c
+
+fi
+if test "$LEX" = :; then
+  LEX=${am_missing_run}flex
+fi
+ac_ext=${ac_fc_srcext-f}
+ac_compile='$FC -c $FCFLAGS $ac_fcflags_srcext conftest.$ac_ext >&5'
+ac_link='$FC -o conftest$ac_exeext $FCFLAGS $LDFLAGS $ac_fcflags_srcext conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_fc_compiler_gnu
+if test -n "$ac_tool_prefix"; then
+  for ac_prog in gfortran g95 xlf95 f95 fort ifort ifc efc pgfortran pgf95 lf95 ftn xlf90 f90 pgf90 pghpf epcf90 g77 xlf f77 frt pgf77 cf77 fort77 fl32 af77
+  do
+    # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args.
+set dummy $ac_tool_prefix$ac_prog; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_FC+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -n "$FC"; then
+  ac_cv_prog_FC="$FC" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    ac_cv_prog_FC="$ac_tool_prefix$ac_prog"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+FC=$ac_cv_prog_FC
+if test -n "$FC"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $FC" >&5
+$as_echo "$FC" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+    test -n "$FC" && break
+  done
+fi
+if test -z "$FC"; then
+  ac_ct_FC=$FC
+  for ac_prog in gfortran g95 xlf95 f95 fort ifort ifc efc pgfortran pgf95 lf95 ftn xlf90 f90 pgf90 pghpf epcf90 g77 xlf f77 frt pgf77 cf77 fort77 fl32 af77
+do
+  # Extract the first word of "$ac_prog", so it can be a program name with args.
+set dummy $ac_prog; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_ac_ct_FC+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -n "$ac_ct_FC"; then
+  ac_cv_prog_ac_ct_FC="$ac_ct_FC" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    ac_cv_prog_ac_ct_FC="$ac_prog"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+ac_ct_FC=$ac_cv_prog_ac_ct_FC
+if test -n "$ac_ct_FC"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_FC" >&5
+$as_echo "$ac_ct_FC" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+  test -n "$ac_ct_FC" && break
+done
+
+  if test "x$ac_ct_FC" = x; then
+    FC=""
+  else
+    case $cross_compiling:$ac_tool_warned in
+yes:)
+{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+ac_tool_warned=yes ;;
+esac
+    FC=$ac_ct_FC
+  fi
+fi
+
+
+# Provide some information about the compiler.
+$as_echo "$as_me:${as_lineno-$LINENO}: checking for Fortran compiler version" >&5
+set X $ac_compile
+ac_compiler=$2
+for ac_option in --version -v -V -qversion; do
+  { { ac_try="$ac_compiler $ac_option >&5"
+case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
+$as_echo "$ac_try_echo"; } >&5
+  (eval "$ac_compiler $ac_option >&5") 2>conftest.err
+  ac_status=$?
+  if test -s conftest.err; then
+    sed '10a\
+... rest of stderr output deleted ...
+         10q' conftest.err >conftest.er1
+    cat conftest.er1 >&5
+  fi
+  rm -f conftest.er1 conftest.err
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }
+done
+rm -f a.out
+
+# If we don't use `.F' as extension, the preprocessor is not run on the
+# input file.  (Note that this only needs to work for GNU compilers.)
+ac_save_ext=$ac_ext
+ac_ext=F
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are using the GNU Fortran compiler" >&5
+$as_echo_n "checking whether we are using the GNU Fortran compiler... " >&6; }
+if ${ac_cv_fc_compiler_gnu+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat > conftest.$ac_ext <<_ACEOF
+      program main
+#ifndef __GNUC__
+       choke me
+#endif
+
+      end
+_ACEOF
+if ac_fn_fc_try_compile "$LINENO"; then :
+  ac_compiler_gnu=yes
+else
+  ac_compiler_gnu=no
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+ac_cv_fc_compiler_gnu=$ac_compiler_gnu
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_fc_compiler_gnu" >&5
+$as_echo "$ac_cv_fc_compiler_gnu" >&6; }
+ac_ext=$ac_save_ext
+ac_test_FCFLAGS=${FCFLAGS+set}
+ac_save_FCFLAGS=$FCFLAGS
+FCFLAGS=
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $FC accepts -g" >&5
+$as_echo_n "checking whether $FC accepts -g... " >&6; }
+if ${ac_cv_prog_fc_g+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  FCFLAGS=-g
+cat > conftest.$ac_ext <<_ACEOF
+      program main
+
+      end
+_ACEOF
+if ac_fn_fc_try_compile "$LINENO"; then :
+  ac_cv_prog_fc_g=yes
+else
+  ac_cv_prog_fc_g=no
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_fc_g" >&5
+$as_echo "$ac_cv_prog_fc_g" >&6; }
+if test "$ac_test_FCFLAGS" = set; then
+  FCFLAGS=$ac_save_FCFLAGS
+elif test $ac_cv_prog_fc_g = yes; then
+  if test "x$ac_cv_fc_compiler_gnu" = xyes; then
+    FCFLAGS="-g -O2"
+  else
+    FCFLAGS="-g"
+  fi
+else
+  if test "x$ac_cv_fc_compiler_gnu" = xyes; then
+    FCFLAGS="-O2"
+  else
+    FCFLAGS=
+  fi
+fi
+
+ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
+
+# Checks for libraries.
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing dirname" >&5
+$as_echo_n "checking for library containing dirname... " >&6; }
+if ${ac_cv_search_dirname+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  ac_func_search_save_LIBS=$LIBS
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char dirname ();
+int
+main ()
+{
+return dirname ();
+  ;
+  return 0;
+}
+_ACEOF
+for ac_lib in '' gen; do
+  if test -z "$ac_lib"; then
+    ac_res="none required"
+  else
+    ac_res=-l$ac_lib
+    LIBS="-l$ac_lib  $ac_func_search_save_LIBS"
+  fi
+  if ac_fn_c_try_link "$LINENO"; then :
+  ac_cv_search_dirname=$ac_res
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext
+  if ${ac_cv_search_dirname+:} false; then :
+  break
+fi
+done
+if ${ac_cv_search_dirname+:} false; then :
+
+else
+  ac_cv_search_dirname=no
+fi
+rm conftest.$ac_ext
+LIBS=$ac_func_search_save_LIBS
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_dirname" >&5
+$as_echo "$ac_cv_search_dirname" >&6; }
+ac_res=$ac_cv_search_dirname
+if test "$ac_res" != no; then :
+  test "$ac_res" = "none required" || LIBS="$ac_res $LIBS"
+
+else
+  as_fn_error $? "cannot find function dirname" "$LINENO" 5
+fi
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing log10" >&5
+$as_echo_n "checking for library containing log10... " >&6; }
+if ${ac_cv_search_log10+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  ac_func_search_save_LIBS=$LIBS
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char log10 ();
+int
+main ()
+{
+return log10 ();
+  ;
+  return 0;
+}
+_ACEOF
+for ac_lib in '' m; do
+  if test -z "$ac_lib"; then
+    ac_res="none required"
+  else
+    ac_res=-l$ac_lib
+    LIBS="-l$ac_lib  $ac_func_search_save_LIBS"
+  fi
+  if ac_fn_c_try_link "$LINENO"; then :
+  ac_cv_search_log10=$ac_res
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext
+  if ${ac_cv_search_log10+:} false; then :
+  break
+fi
+done
+if ${ac_cv_search_log10+:} false; then :
+
+else
+  ac_cv_search_log10=no
+fi
+rm conftest.$ac_ext
+LIBS=$ac_func_search_save_LIBS
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_log10" >&5
+$as_echo "$ac_cv_search_log10" >&6; }
+ac_res=$ac_cv_search_log10
+if test "$ac_res" != no; then :
+  test "$ac_res" = "none required" || LIBS="$ac_res $LIBS"
+
+else
+  as_fn_error $? "cannot find function log10" "$LINENO" 5
+fi
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing XML_StopParser" >&5
+$as_echo_n "checking for library containing XML_StopParser... " >&6; }
+if ${ac_cv_search_XML_StopParser+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  ac_func_search_save_LIBS=$LIBS
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char XML_StopParser ();
+int
+main ()
+{
+return XML_StopParser ();
+  ;
+  return 0;
+}
+_ACEOF
+for ac_lib in '' expat; do
+  if test -z "$ac_lib"; then
+    ac_res="none required"
+  else
+    ac_res=-l$ac_lib
+    LIBS="-l$ac_lib  $ac_func_search_save_LIBS"
+  fi
+  if ac_fn_c_try_link "$LINENO"; then :
+  ac_cv_search_XML_StopParser=$ac_res
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext
+  if ${ac_cv_search_XML_StopParser+:} false; then :
+  break
+fi
+done
+if ${ac_cv_search_XML_StopParser+:} false; then :
+
+else
+  ac_cv_search_XML_StopParser=no
+fi
+rm conftest.$ac_ext
+LIBS=$ac_func_search_save_LIBS
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_XML_StopParser" >&5
+$as_echo "$ac_cv_search_XML_StopParser" >&6; }
+ac_res=$ac_cv_search_XML_StopParser
+if test "$ac_res" != no; then :
+  test "$ac_res" = "none required" || LIBS="$ac_res $LIBS"
+
+else
+  as_fn_error $? "cannot find EXPAT function XML_StopParser" "$LINENO" 5
+fi
+
+
+# Checks for header files.
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for grep that handles long lines and -e" >&5
+$as_echo_n "checking for grep that handles long lines and -e... " >&6; }
+if ${ac_cv_path_GREP+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -z "$GREP"; then
+  ac_path_GREP_found=false
+  # Loop through the user's path and test for each of PROGNAME-LIST
+  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_prog in grep ggrep; do
+    for ac_exec_ext in '' $ac_executable_extensions; do
+      ac_path_GREP="$as_dir/$ac_prog$ac_exec_ext"
+      { test -f "$ac_path_GREP" && $as_test_x "$ac_path_GREP"; } || continue
+# Check for GNU ac_path_GREP and select it if it is found.
+  # Check for GNU $ac_path_GREP
+case `"$ac_path_GREP" --version 2>&1` in
+*GNU*)
+  ac_cv_path_GREP="$ac_path_GREP" ac_path_GREP_found=:;;
+*)
+  ac_count=0
+  $as_echo_n 0123456789 >"conftest.in"
+  while :
+  do
+    cat "conftest.in" "conftest.in" >"conftest.tmp"
+    mv "conftest.tmp" "conftest.in"
+    cp "conftest.in" "conftest.nl"
+    $as_echo 'GREP' >> "conftest.nl"
+    "$ac_path_GREP" -e 'GREP$' -e '-(cannot match)-' < "conftest.nl" >"conftest.out" 2>/dev/null || break
+    diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break
+    as_fn_arith $ac_count + 1 && ac_count=$as_val
+    if test $ac_count -gt ${ac_path_GREP_max-0}; then
+      # Best one so far, save it but keep looking for a better one
+      ac_cv_path_GREP="$ac_path_GREP"
+      ac_path_GREP_max=$ac_count
+    fi
+    # 10*(2^10) chars as input seems more than enough
+    test $ac_count -gt 10 && break
+  done
+  rm -f conftest.in conftest.tmp conftest.nl conftest.out;;
+esac
+
+      $ac_path_GREP_found && break 3
+    done
+  done
+  done
+IFS=$as_save_IFS
+  if test -z "$ac_cv_path_GREP"; then
+    as_fn_error $? "no acceptable grep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5
+  fi
+else
+  ac_cv_path_GREP=$GREP
+fi
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_GREP" >&5
+$as_echo "$ac_cv_path_GREP" >&6; }
+ GREP="$ac_cv_path_GREP"
+
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for egrep" >&5
+$as_echo_n "checking for egrep... " >&6; }
+if ${ac_cv_path_EGREP+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if echo a | $GREP -E '(a|b)' >/dev/null 2>&1
+   then ac_cv_path_EGREP="$GREP -E"
+   else
+     if test -z "$EGREP"; then
+  ac_path_EGREP_found=false
+  # Loop through the user's path and test for each of PROGNAME-LIST
+  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_prog in egrep; do
+    for ac_exec_ext in '' $ac_executable_extensions; do
+      ac_path_EGREP="$as_dir/$ac_prog$ac_exec_ext"
+      { test -f "$ac_path_EGREP" && $as_test_x "$ac_path_EGREP"; } || continue
+# Check for GNU ac_path_EGREP and select it if it is found.
+  # Check for GNU $ac_path_EGREP
+case `"$ac_path_EGREP" --version 2>&1` in
+*GNU*)
+  ac_cv_path_EGREP="$ac_path_EGREP" ac_path_EGREP_found=:;;
+*)
+  ac_count=0
+  $as_echo_n 0123456789 >"conftest.in"
+  while :
+  do
+    cat "conftest.in" "conftest.in" >"conftest.tmp"
+    mv "conftest.tmp" "conftest.in"
+    cp "conftest.in" "conftest.nl"
+    $as_echo 'EGREP' >> "conftest.nl"
+    "$ac_path_EGREP" 'EGREP$' < "conftest.nl" >"conftest.out" 2>/dev/null || break
+    diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break
+    as_fn_arith $ac_count + 1 && ac_count=$as_val
+    if test $ac_count -gt ${ac_path_EGREP_max-0}; then
+      # Best one so far, save it but keep looking for a better one
+      ac_cv_path_EGREP="$ac_path_EGREP"
+      ac_path_EGREP_max=$ac_count
+    fi
+    # 10*(2^10) chars as input seems more than enough
+    test $ac_count -gt 10 && break
+  done
+  rm -f conftest.in conftest.tmp conftest.nl conftest.out;;
+esac
+
+      $ac_path_EGREP_found && break 3
+    done
+  done
+  done
+IFS=$as_save_IFS
+  if test -z "$ac_cv_path_EGREP"; then
+    as_fn_error $? "no acceptable egrep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5
+  fi
+else
+  ac_cv_path_EGREP=$EGREP
+fi
+
+   fi
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_EGREP" >&5
+$as_echo "$ac_cv_path_EGREP" >&6; }
+ EGREP="$ac_cv_path_EGREP"
+
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for ANSI C header files" >&5
+$as_echo_n "checking for ANSI C header files... " >&6; }
+if ${ac_cv_header_stdc+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <stdlib.h>
+#include <stdarg.h>
+#include <string.h>
+#include <float.h>
+
+int
+main ()
+{
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  ac_cv_header_stdc=yes
+else
+  ac_cv_header_stdc=no
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+
+if test $ac_cv_header_stdc = yes; then
+  # SunOS 4.x string.h does not declare mem*, contrary to ANSI.
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <string.h>
+
+_ACEOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+  $EGREP "memchr" >/dev/null 2>&1; then :
+
+else
+  ac_cv_header_stdc=no
+fi
+rm -f conftest*
+
+fi
+
+if test $ac_cv_header_stdc = yes; then
+  # ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI.
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <stdlib.h>
+
+_ACEOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+  $EGREP "free" >/dev/null 2>&1; then :
+
+else
+  ac_cv_header_stdc=no
+fi
+rm -f conftest*
+
+fi
+
+if test $ac_cv_header_stdc = yes; then
+  # /bin/cc in Irix-4.0.5 gets non-ANSI ctype macros unless using -ansi.
+  if test "$cross_compiling" = yes; then :
+  :
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <ctype.h>
+#include <stdlib.h>
+#if ((' ' & 0x0FF) == 0x020)
+# define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
+# define TOUPPER(c) (ISLOWER(c) ? 'A' + ((c) - 'a') : (c))
+#else
+# define ISLOWER(c) \
+		   (('a' <= (c) && (c) <= 'i') \
+		     || ('j' <= (c) && (c) <= 'r') \
+		     || ('s' <= (c) && (c) <= 'z'))
+# define TOUPPER(c) (ISLOWER(c) ? ((c) | 0x40) : (c))
+#endif
+
+#define XOR(e, f) (((e) && !(f)) || (!(e) && (f)))
+int
+main ()
+{
+  int i;
+  for (i = 0; i < 256; i++)
+    if (XOR (islower (i), ISLOWER (i))
+	|| toupper (i) != TOUPPER (i))
+      return 2;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_run "$LINENO"; then :
+
+else
+  ac_cv_header_stdc=no
+fi
+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
+  conftest.$ac_objext conftest.beam conftest.$ac_ext
+fi
+
+fi
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_header_stdc" >&5
+$as_echo "$ac_cv_header_stdc" >&6; }
+if test $ac_cv_header_stdc = yes; then
+
+$as_echo "#define STDC_HEADERS 1" >>confdefs.h
+
+fi
+
+# On IRIX 5.3, sys/types and inttypes.h are conflicting.
+for ac_header in sys/types.h sys/stat.h stdlib.h string.h memory.h strings.h \
+		  inttypes.h stdint.h unistd.h
+do :
+  as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
+ac_fn_c_check_header_compile "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default
+"
+if eval test \"x\$"$as_ac_Header"\" = x"yes"; then :
+  cat >>confdefs.h <<_ACEOF
+#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1
+_ACEOF
+
+fi
+
+done
+
+
+for ac_header in float.h inttypes.h stddef.h stdlib.h string.h strings.h
+do :
+  as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
+ac_fn_c_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default"
+if eval test \"x\$"$as_ac_Header"\" = x"yes"; then :
+  cat >>confdefs.h <<_ACEOF
+#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1
+_ACEOF
+
+fi
+
+done
+
+
+# Checks for the CUNIT unit-testing package
+LD_CUNIT=
+{ $as_echo "$as_me:${as_lineno-$LINENO}: Checking for the CUNIT unit-testing package." >&5
+$as_echo "$as_me: Checking for the CUNIT unit-testing package." >&6;}
+ac_fn_c_check_header_mongrel "$LINENO" "CUnit/CUnit.h" "ac_cv_header_CUnit_CUnit_h" "$ac_includes_default"
+if test "x$ac_cv_header_CUnit_CUnit_h" = xyes; then :
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for CU_initialize_registry in -lcunit" >&5
+$as_echo_n "checking for CU_initialize_registry in -lcunit... " >&6; }
+if ${ac_cv_lib_cunit_CU_initialize_registry+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-lcunit  $LIBS"
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char CU_initialize_registry ();
+int
+main ()
+{
+return CU_initialize_registry ();
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+  ac_cv_lib_cunit_CU_initialize_registry=yes
+else
+  ac_cv_lib_cunit_CU_initialize_registry=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_cunit_CU_initialize_registry" >&5
+$as_echo "$ac_cv_lib_cunit_CU_initialize_registry" >&6; }
+if test "x$ac_cv_lib_cunit_CU_initialize_registry" = xyes; then :
+  LD_CUNIT=-lcunit
+fi
+
+fi
+
+
+
+if test "$LD_CUNIT"; then
+    { $as_echo "$as_me:${as_lineno-$LINENO}: CUNIT found.  Enabling unit-tests." >&5
+$as_echo "$as_me: CUNIT found.  Enabling unit-tests." >&6;}
+else
+    { $as_echo "$as_me:${as_lineno-$LINENO}: CUNIT not found.  Disabling unit-tests." >&5
+$as_echo "$as_me: CUNIT not found.  Disabling unit-tests." >&6;}
+fi
+ if test "$LD_CUNIT"; then
+  HAVE_CUNIT_TRUE=
+  HAVE_CUNIT_FALSE='#'
+else
+  HAVE_CUNIT_TRUE='#'
+  HAVE_CUNIT_FALSE=
+fi
+
+
+# Checks for typedefs, structures, and compiler characteristics.
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for an ANSI C-conforming const" >&5
+$as_echo_n "checking for an ANSI C-conforming const... " >&6; }
+if ${ac_cv_c_const+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+int
+main ()
+{
+/* FIXME: Include the comments suggested by Paul. */
+#ifndef __cplusplus
+  /* Ultrix mips cc rejects this.  */
+  typedef int charset[2];
+  const charset cs;
+  /* SunOS 4.1.1 cc rejects this.  */
+  char const *const *pcpcc;
+  char **ppc;
+  /* NEC SVR4.0.2 mips cc rejects this.  */
+  struct point {int x, y;};
+  static struct point const zero = {0,0};
+  /* AIX XL C 1.02.0.0 rejects this.
+     It does not let you subtract one const X* pointer from another in
+     an arm of an if-expression whose if-part is not a constant
+     expression */
+  const char *g = "string";
+  pcpcc = &g + (g ? g-g : 0);
+  /* HPUX 7.0 cc rejects these. */
+  ++pcpcc;
+  ppc = (char**) pcpcc;
+  pcpcc = (char const *const *) ppc;
+  { /* SCO 3.2v4 cc rejects this.  */
+    char *t;
+    char const *s = 0 ? (char *) 0 : (char const *) 0;
+
+    *t++ = 0;
+    if (s) return 0;
+  }
+  { /* Someone thinks the Sun supposedly-ANSI compiler will reject this.  */
+    int x[] = {25, 17};
+    const int *foo = &x[0];
+    ++foo;
+  }
+  { /* Sun SC1.0 ANSI compiler rejects this -- but not the above. */
+    typedef const int *iptr;
+    iptr p = 0;
+    ++p;
+  }
+  { /* AIX XL C 1.02.0.0 rejects this saying
+       "k.c", line 2.27: 1506-025 (S) Operand must be a modifiable lvalue. */
+    struct s { int j; const int *ap[3]; };
+    struct s *b; b->j = 5;
+  }
+  { /* ULTRIX-32 V3.1 (Rev 9) vcc rejects this */
+    const int foo = 10;
+    if (!foo) return 0;
+  }
+  return !cs[0] && !zero.x;
+#endif
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  ac_cv_c_const=yes
+else
+  ac_cv_c_const=no
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_const" >&5
+$as_echo "$ac_cv_c_const" >&6; }
+if test $ac_cv_c_const = no; then
+
+$as_echo "#define const /**/" >>confdefs.h
+
+fi
+
+ac_fn_c_check_type "$LINENO" "size_t" "ac_cv_type_size_t" "$ac_includes_default"
+if test "x$ac_cv_type_size_t" = xyes; then :
+
+else
+
+cat >>confdefs.h <<_ACEOF
+#define size_t unsigned int
+_ACEOF
+
+fi
+
+
+# Checks for library functions.
+for ac_func in floor memmove memset modf pow strcasecmp strdup strpbrk
+do :
+  as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh`
+ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var"
+if eval test \"x\$"$as_ac_var"\" = x"yes"; then :
+  cat >>confdefs.h <<_ACEOF
+#define `$as_echo "HAVE_$ac_func" | $as_tr_cpp` 1
+_ACEOF
+
+fi
+done
+
+
+case `pwd` in
+  *\ * | *\	*)
+    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Libtool does not cope well with whitespace in \`pwd\`" >&5
+$as_echo "$as_me: WARNING: Libtool does not cope well with whitespace in \`pwd\`" >&2;} ;;
+esac
+
+
+
+macro_version='2.4.2'
+macro_revision='1.3337'
+
+
+
+
+
+
+
+
+
+
+
+
+
+ltmain="$ac_aux_dir/ltmain.sh"
+
+# Make sure we can run config.sub.
+$SHELL "$ac_aux_dir/config.sub" sun4 >/dev/null 2>&1 ||
+  as_fn_error $? "cannot run $SHELL $ac_aux_dir/config.sub" "$LINENO" 5
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking build system type" >&5
+$as_echo_n "checking build system type... " >&6; }
+if ${ac_cv_build+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  ac_build_alias=$build_alias
+test "x$ac_build_alias" = x &&
+  ac_build_alias=`$SHELL "$ac_aux_dir/config.guess"`
+test "x$ac_build_alias" = x &&
+  as_fn_error $? "cannot guess build type; you must specify one" "$LINENO" 5
+ac_cv_build=`$SHELL "$ac_aux_dir/config.sub" $ac_build_alias` ||
+  as_fn_error $? "$SHELL $ac_aux_dir/config.sub $ac_build_alias failed" "$LINENO" 5
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_build" >&5
+$as_echo "$ac_cv_build" >&6; }
+case $ac_cv_build in
+*-*-*) ;;
+*) as_fn_error $? "invalid value of canonical build" "$LINENO" 5;;
+esac
+build=$ac_cv_build
+ac_save_IFS=$IFS; IFS='-'
+set x $ac_cv_build
+shift
+build_cpu=$1
+build_vendor=$2
+shift; shift
+# Remember, the first character of IFS is used to create $*,
+# except with old shells:
+build_os=$*
+IFS=$ac_save_IFS
+case $build_os in *\ *) build_os=`echo "$build_os" | sed 's/ /-/g'`;; esac
+
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking host system type" >&5
+$as_echo_n "checking host system type... " >&6; }
+if ${ac_cv_host+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test "x$host_alias" = x; then
+  ac_cv_host=$ac_cv_build
+else
+  ac_cv_host=`$SHELL "$ac_aux_dir/config.sub" $host_alias` ||
+    as_fn_error $? "$SHELL $ac_aux_dir/config.sub $host_alias failed" "$LINENO" 5
+fi
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_host" >&5
+$as_echo "$ac_cv_host" >&6; }
+case $ac_cv_host in
+*-*-*) ;;
+*) as_fn_error $? "invalid value of canonical host" "$LINENO" 5;;
+esac
+host=$ac_cv_host
+ac_save_IFS=$IFS; IFS='-'
+set x $ac_cv_host
+shift
+host_cpu=$1
+host_vendor=$2
+shift; shift
+# Remember, the first character of IFS is used to create $*,
+# except with old shells:
+host_os=$*
+IFS=$ac_save_IFS
+case $host_os in *\ *) host_os=`echo "$host_os" | sed 's/ /-/g'`;; esac
+
+
+# Backslashify metacharacters that are still active within
+# double-quoted strings.
+sed_quote_subst='s/\(["`$\\]\)/\\\1/g'
+
+# Same as above, but do not quote variable references.
+double_quote_subst='s/\(["`\\]\)/\\\1/g'
+
+# Sed substitution to delay expansion of an escaped shell variable in a
+# double_quote_subst'ed string.
+delay_variable_subst='s/\\\\\\\\\\\$/\\\\\\$/g'
+
+# Sed substitution to delay expansion of an escaped single quote.
+delay_single_quote_subst='s/'\''/'\'\\\\\\\'\''/g'
+
+# Sed substitution to avoid accidental globbing in evaled expressions
+no_glob_subst='s/\*/\\\*/g'
+
+ECHO='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
+ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO
+ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO$ECHO
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking how to print strings" >&5
+$as_echo_n "checking how to print strings... " >&6; }
+# Test print first, because it will be a builtin if present.
+if test "X`( print -r -- -n ) 2>/dev/null`" = X-n && \
+   test "X`print -r -- $ECHO 2>/dev/null`" = "X$ECHO"; then
+  ECHO='print -r --'
+elif test "X`printf %s $ECHO 2>/dev/null`" = "X$ECHO"; then
+  ECHO='printf %s\n'
+else
+  # Use this function as a fallback that always works.
+  func_fallback_echo ()
+  {
+    eval 'cat <<_LTECHO_EOF
+$1
+_LTECHO_EOF'
+  }
+  ECHO='func_fallback_echo'
+fi
+
+# func_echo_all arg...
+# Invoke $ECHO with all args, space-separated.
+func_echo_all ()
+{
+    $ECHO ""
+}
+
+case "$ECHO" in
+  printf*) { $as_echo "$as_me:${as_lineno-$LINENO}: result: printf" >&5
+$as_echo "printf" >&6; } ;;
+  print*) { $as_echo "$as_me:${as_lineno-$LINENO}: result: print -r" >&5
+$as_echo "print -r" >&6; } ;;
+  *) { $as_echo "$as_me:${as_lineno-$LINENO}: result: cat" >&5
+$as_echo "cat" >&6; } ;;
+esac
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for a sed that does not truncate output" >&5
+$as_echo_n "checking for a sed that does not truncate output... " >&6; }
+if ${ac_cv_path_SED+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+            ac_script=s/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa/bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb/
+     for ac_i in 1 2 3 4 5 6 7; do
+       ac_script="$ac_script$as_nl$ac_script"
+     done
+     echo "$ac_script" 2>/dev/null | sed 99q >conftest.sed
+     { ac_script=; unset ac_script;}
+     if test -z "$SED"; then
+  ac_path_SED_found=false
+  # Loop through the user's path and test for each of PROGNAME-LIST
+  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_prog in sed gsed; do
+    for ac_exec_ext in '' $ac_executable_extensions; do
+      ac_path_SED="$as_dir/$ac_prog$ac_exec_ext"
+      { test -f "$ac_path_SED" && $as_test_x "$ac_path_SED"; } || continue
+# Check for GNU ac_path_SED and select it if it is found.
+  # Check for GNU $ac_path_SED
+case `"$ac_path_SED" --version 2>&1` in
+*GNU*)
+  ac_cv_path_SED="$ac_path_SED" ac_path_SED_found=:;;
+*)
+  ac_count=0
+  $as_echo_n 0123456789 >"conftest.in"
+  while :
+  do
+    cat "conftest.in" "conftest.in" >"conftest.tmp"
+    mv "conftest.tmp" "conftest.in"
+    cp "conftest.in" "conftest.nl"
+    $as_echo '' >> "conftest.nl"
+    "$ac_path_SED" -f conftest.sed < "conftest.nl" >"conftest.out" 2>/dev/null || break
+    diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break
+    as_fn_arith $ac_count + 1 && ac_count=$as_val
+    if test $ac_count -gt ${ac_path_SED_max-0}; then
+      # Best one so far, save it but keep looking for a better one
+      ac_cv_path_SED="$ac_path_SED"
+      ac_path_SED_max=$ac_count
+    fi
+    # 10*(2^10) chars as input seems more than enough
+    test $ac_count -gt 10 && break
+  done
+  rm -f conftest.in conftest.tmp conftest.nl conftest.out;;
+esac
+
+      $ac_path_SED_found && break 3
+    done
+  done
+  done
+IFS=$as_save_IFS
+  if test -z "$ac_cv_path_SED"; then
+    as_fn_error $? "no acceptable sed could be found in \$PATH" "$LINENO" 5
+  fi
+else
+  ac_cv_path_SED=$SED
+fi
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_SED" >&5
+$as_echo "$ac_cv_path_SED" >&6; }
+ SED="$ac_cv_path_SED"
+  rm -f conftest.sed
+
+test -z "$SED" && SED=sed
+Xsed="$SED -e 1s/^X//"
+
+
+
+
+
+
+
+
+
+
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for fgrep" >&5
+$as_echo_n "checking for fgrep... " >&6; }
+if ${ac_cv_path_FGREP+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if echo 'ab*c' | $GREP -F 'ab*c' >/dev/null 2>&1
+   then ac_cv_path_FGREP="$GREP -F"
+   else
+     if test -z "$FGREP"; then
+  ac_path_FGREP_found=false
+  # Loop through the user's path and test for each of PROGNAME-LIST
+  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_prog in fgrep; do
+    for ac_exec_ext in '' $ac_executable_extensions; do
+      ac_path_FGREP="$as_dir/$ac_prog$ac_exec_ext"
+      { test -f "$ac_path_FGREP" && $as_test_x "$ac_path_FGREP"; } || continue
+# Check for GNU ac_path_FGREP and select it if it is found.
+  # Check for GNU $ac_path_FGREP
+case `"$ac_path_FGREP" --version 2>&1` in
+*GNU*)
+  ac_cv_path_FGREP="$ac_path_FGREP" ac_path_FGREP_found=:;;
+*)
+  ac_count=0
+  $as_echo_n 0123456789 >"conftest.in"
+  while :
+  do
+    cat "conftest.in" "conftest.in" >"conftest.tmp"
+    mv "conftest.tmp" "conftest.in"
+    cp "conftest.in" "conftest.nl"
+    $as_echo 'FGREP' >> "conftest.nl"
+    "$ac_path_FGREP" FGREP < "conftest.nl" >"conftest.out" 2>/dev/null || break
+    diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break
+    as_fn_arith $ac_count + 1 && ac_count=$as_val
+    if test $ac_count -gt ${ac_path_FGREP_max-0}; then
+      # Best one so far, save it but keep looking for a better one
+      ac_cv_path_FGREP="$ac_path_FGREP"
+      ac_path_FGREP_max=$ac_count
+    fi
+    # 10*(2^10) chars as input seems more than enough
+    test $ac_count -gt 10 && break
+  done
+  rm -f conftest.in conftest.tmp conftest.nl conftest.out;;
+esac
+
+      $ac_path_FGREP_found && break 3
+    done
+  done
+  done
+IFS=$as_save_IFS
+  if test -z "$ac_cv_path_FGREP"; then
+    as_fn_error $? "no acceptable fgrep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5
+  fi
+else
+  ac_cv_path_FGREP=$FGREP
+fi
+
+   fi
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_FGREP" >&5
+$as_echo "$ac_cv_path_FGREP" >&6; }
+ FGREP="$ac_cv_path_FGREP"
+
+
+test -z "$GREP" && GREP=grep
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+# Check whether --with-gnu-ld was given.
+if test "${with_gnu_ld+set}" = set; then :
+  withval=$with_gnu_ld; test "$withval" = no || with_gnu_ld=yes
+else
+  with_gnu_ld=no
+fi
+
+ac_prog=ld
+if test "$GCC" = yes; then
+  # Check if gcc -print-prog-name=ld gives a path.
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for ld used by $CC" >&5
+$as_echo_n "checking for ld used by $CC... " >&6; }
+  case $host in
+  *-*-mingw*)
+    # gcc leaves a trailing carriage return which upsets mingw
+    ac_prog=`($CC -print-prog-name=ld) 2>&5 | tr -d '\015'` ;;
+  *)
+    ac_prog=`($CC -print-prog-name=ld) 2>&5` ;;
+  esac
+  case $ac_prog in
+    # Accept absolute paths.
+    [\\/]* | ?:[\\/]*)
+      re_direlt='/[^/][^/]*/\.\./'
+      # Canonicalize the pathname of ld
+      ac_prog=`$ECHO "$ac_prog"| $SED 's%\\\\%/%g'`
+      while $ECHO "$ac_prog" | $GREP "$re_direlt" > /dev/null 2>&1; do
+	ac_prog=`$ECHO $ac_prog| $SED "s%$re_direlt%/%"`
+      done
+      test -z "$LD" && LD="$ac_prog"
+      ;;
+  "")
+    # If it fails, then pretend we aren't using GCC.
+    ac_prog=ld
+    ;;
+  *)
+    # If it is relative, then search for the first ld in PATH.
+    with_gnu_ld=unknown
+    ;;
+  esac
+elif test "$with_gnu_ld" = yes; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for GNU ld" >&5
+$as_echo_n "checking for GNU ld... " >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for non-GNU ld" >&5
+$as_echo_n "checking for non-GNU ld... " >&6; }
+fi
+if ${lt_cv_path_LD+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -z "$LD"; then
+  lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
+  for ac_dir in $PATH; do
+    IFS="$lt_save_ifs"
+    test -z "$ac_dir" && ac_dir=.
+    if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then
+      lt_cv_path_LD="$ac_dir/$ac_prog"
+      # Check to see if the program is GNU ld.  I'd rather use --version,
+      # but apparently some variants of GNU ld only accept -v.
+      # Break only if it was the GNU/non-GNU ld that we prefer.
+      case `"$lt_cv_path_LD" -v 2>&1 </dev/null` in
+      *GNU* | *'with BFD'*)
+	test "$with_gnu_ld" != no && break
+	;;
+      *)
+	test "$with_gnu_ld" != yes && break
+	;;
+      esac
+    fi
+  done
+  IFS="$lt_save_ifs"
+else
+  lt_cv_path_LD="$LD" # Let the user override the test with a path.
+fi
+fi
+
+LD="$lt_cv_path_LD"
+if test -n "$LD"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $LD" >&5
+$as_echo "$LD" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+test -z "$LD" && as_fn_error $? "no acceptable ld found in \$PATH" "$LINENO" 5
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if the linker ($LD) is GNU ld" >&5
+$as_echo_n "checking if the linker ($LD) is GNU ld... " >&6; }
+if ${lt_cv_prog_gnu_ld+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  # I'd rather use --version here, but apparently some GNU lds only accept -v.
+case `$LD -v 2>&1 </dev/null` in
+*GNU* | *'with BFD'*)
+  lt_cv_prog_gnu_ld=yes
+  ;;
+*)
+  lt_cv_prog_gnu_ld=no
+  ;;
+esac
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_gnu_ld" >&5
+$as_echo "$lt_cv_prog_gnu_ld" >&6; }
+with_gnu_ld=$lt_cv_prog_gnu_ld
+
+
+
+
+
+
+
+
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for BSD- or MS-compatible name lister (nm)" >&5
+$as_echo_n "checking for BSD- or MS-compatible name lister (nm)... " >&6; }
+if ${lt_cv_path_NM+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -n "$NM"; then
+  # Let the user override the test.
+  lt_cv_path_NM="$NM"
+else
+  lt_nm_to_check="${ac_tool_prefix}nm"
+  if test -n "$ac_tool_prefix" && test "$build" = "$host"; then
+    lt_nm_to_check="$lt_nm_to_check nm"
+  fi
+  for lt_tmp_nm in $lt_nm_to_check; do
+    lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
+    for ac_dir in $PATH /usr/ccs/bin/elf /usr/ccs/bin /usr/ucb /bin; do
+      IFS="$lt_save_ifs"
+      test -z "$ac_dir" && ac_dir=.
+      tmp_nm="$ac_dir/$lt_tmp_nm"
+      if test -f "$tmp_nm" || test -f "$tmp_nm$ac_exeext" ; then
+	# Check to see if the nm accepts a BSD-compat flag.
+	# Adding the `sed 1q' prevents false positives on HP-UX, which says:
+	#   nm: unknown option "B" ignored
+	# Tru64's nm complains that /dev/null is an invalid object file
+	case `"$tmp_nm" -B /dev/null 2>&1 | sed '1q'` in
+	*/dev/null* | *'Invalid file or object type'*)
+	  lt_cv_path_NM="$tmp_nm -B"
+	  break
+	  ;;
+	*)
+	  case `"$tmp_nm" -p /dev/null 2>&1 | sed '1q'` in
+	  */dev/null*)
+	    lt_cv_path_NM="$tmp_nm -p"
+	    break
+	    ;;
+	  *)
+	    lt_cv_path_NM=${lt_cv_path_NM="$tmp_nm"} # keep the first match, but
+	    continue # so that we can try to find one that supports BSD flags
+	    ;;
+	  esac
+	  ;;
+	esac
+      fi
+    done
+    IFS="$lt_save_ifs"
+  done
+  : ${lt_cv_path_NM=no}
+fi
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_path_NM" >&5
+$as_echo "$lt_cv_path_NM" >&6; }
+if test "$lt_cv_path_NM" != "no"; then
+  NM="$lt_cv_path_NM"
+else
+  # Didn't find any BSD compatible name lister, look for dumpbin.
+  if test -n "$DUMPBIN"; then :
+    # Let the user override the test.
+  else
+    if test -n "$ac_tool_prefix"; then
+  for ac_prog in dumpbin "link -dump"
+  do
+    # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args.
+set dummy $ac_tool_prefix$ac_prog; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_DUMPBIN+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -n "$DUMPBIN"; then
+  ac_cv_prog_DUMPBIN="$DUMPBIN" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    ac_cv_prog_DUMPBIN="$ac_tool_prefix$ac_prog"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+DUMPBIN=$ac_cv_prog_DUMPBIN
+if test -n "$DUMPBIN"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $DUMPBIN" >&5
+$as_echo "$DUMPBIN" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+    test -n "$DUMPBIN" && break
+  done
+fi
+if test -z "$DUMPBIN"; then
+  ac_ct_DUMPBIN=$DUMPBIN
+  for ac_prog in dumpbin "link -dump"
+do
+  # Extract the first word of "$ac_prog", so it can be a program name with args.
+set dummy $ac_prog; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_ac_ct_DUMPBIN+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -n "$ac_ct_DUMPBIN"; then
+  ac_cv_prog_ac_ct_DUMPBIN="$ac_ct_DUMPBIN" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    ac_cv_prog_ac_ct_DUMPBIN="$ac_prog"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+ac_ct_DUMPBIN=$ac_cv_prog_ac_ct_DUMPBIN
+if test -n "$ac_ct_DUMPBIN"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_DUMPBIN" >&5
+$as_echo "$ac_ct_DUMPBIN" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+  test -n "$ac_ct_DUMPBIN" && break
+done
+
+  if test "x$ac_ct_DUMPBIN" = x; then
+    DUMPBIN=":"
+  else
+    case $cross_compiling:$ac_tool_warned in
+yes:)
+{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+ac_tool_warned=yes ;;
+esac
+    DUMPBIN=$ac_ct_DUMPBIN
+  fi
+fi
+
+    case `$DUMPBIN -symbols /dev/null 2>&1 | sed '1q'` in
+    *COFF*)
+      DUMPBIN="$DUMPBIN -symbols"
+      ;;
+    *)
+      DUMPBIN=:
+      ;;
+    esac
+  fi
+
+  if test "$DUMPBIN" != ":"; then
+    NM="$DUMPBIN"
+  fi
+fi
+test -z "$NM" && NM=nm
+
+
+
+
+
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking the name lister ($NM) interface" >&5
+$as_echo_n "checking the name lister ($NM) interface... " >&6; }
+if ${lt_cv_nm_interface+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  lt_cv_nm_interface="BSD nm"
+  echo "int some_variable = 0;" > conftest.$ac_ext
+  (eval echo "\"\$as_me:$LINENO: $ac_compile\"" >&5)
+  (eval "$ac_compile" 2>conftest.err)
+  cat conftest.err >&5
+  (eval echo "\"\$as_me:$LINENO: $NM \\\"conftest.$ac_objext\\\"\"" >&5)
+  (eval "$NM \"conftest.$ac_objext\"" 2>conftest.err > conftest.out)
+  cat conftest.err >&5
+  (eval echo "\"\$as_me:$LINENO: output\"" >&5)
+  cat conftest.out >&5
+  if $GREP 'External.*some_variable' conftest.out > /dev/null; then
+    lt_cv_nm_interface="MS dumpbin"
+  fi
+  rm -f conftest*
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_nm_interface" >&5
+$as_echo "$lt_cv_nm_interface" >&6; }
+
+# find the maximum length of command line arguments
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking the maximum length of command line arguments" >&5
+$as_echo_n "checking the maximum length of command line arguments... " >&6; }
+if ${lt_cv_sys_max_cmd_len+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+    i=0
+  teststring="ABCD"
+
+  case $build_os in
+  msdosdjgpp*)
+    # On DJGPP, this test can blow up pretty badly due to problems in libc
+    # (any single argument exceeding 2000 bytes causes a buffer overrun
+    # during glob expansion).  Even if it were fixed, the result of this
+    # check would be larger than it should be.
+    lt_cv_sys_max_cmd_len=12288;    # 12K is about right
+    ;;
+
+  gnu*)
+    # Under GNU Hurd, this test is not required because there is
+    # no limit to the length of command line arguments.
+    # Libtool will interpret -1 as no limit whatsoever
+    lt_cv_sys_max_cmd_len=-1;
+    ;;
+
+  cygwin* | mingw* | cegcc*)
+    # On Win9x/ME, this test blows up -- it succeeds, but takes
+    # about 5 minutes as the teststring grows exponentially.
+    # Worse, since 9x/ME are not pre-emptively multitasking,
+    # you end up with a "frozen" computer, even though with patience
+    # the test eventually succeeds (with a max line length of 256k).
+    # Instead, let's just punt: use the minimum linelength reported by
+    # all of the supported platforms: 8192 (on NT/2K/XP).
+    lt_cv_sys_max_cmd_len=8192;
+    ;;
+
+  mint*)
+    # On MiNT this can take a long time and run out of memory.
+    lt_cv_sys_max_cmd_len=8192;
+    ;;
+
+  amigaos*)
+    # On AmigaOS with pdksh, this test takes hours, literally.
+    # So we just punt and use a minimum line length of 8192.
+    lt_cv_sys_max_cmd_len=8192;
+    ;;
+
+  netbsd* | freebsd* | openbsd* | darwin* | dragonfly*)
+    # This has been around since 386BSD, at least.  Likely further.
+    if test -x /sbin/sysctl; then
+      lt_cv_sys_max_cmd_len=`/sbin/sysctl -n kern.argmax`
+    elif test -x /usr/sbin/sysctl; then
+      lt_cv_sys_max_cmd_len=`/usr/sbin/sysctl -n kern.argmax`
+    else
+      lt_cv_sys_max_cmd_len=65536	# usable default for all BSDs
+    fi
+    # And add a safety zone
+    lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 4`
+    lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \* 3`
+    ;;
+
+  interix*)
+    # We know the value 262144 and hardcode it with a safety zone (like BSD)
+    lt_cv_sys_max_cmd_len=196608
+    ;;
+
+  os2*)
+    # The test takes a long time on OS/2.
+    lt_cv_sys_max_cmd_len=8192
+    ;;
+
+  osf*)
+    # Dr. Hans Ekkehard Plesser reports seeing a kernel panic running configure
+    # due to this test when exec_disable_arg_limit is 1 on Tru64. It is not
+    # nice to cause kernel panics so lets avoid the loop below.
+    # First set a reasonable default.
+    lt_cv_sys_max_cmd_len=16384
+    #
+    if test -x /sbin/sysconfig; then
+      case `/sbin/sysconfig -q proc exec_disable_arg_limit` in
+        *1*) lt_cv_sys_max_cmd_len=-1 ;;
+      esac
+    fi
+    ;;
+  sco3.2v5*)
+    lt_cv_sys_max_cmd_len=102400
+    ;;
+  sysv5* | sco5v6* | sysv4.2uw2*)
+    kargmax=`grep ARG_MAX /etc/conf/cf.d/stune 2>/dev/null`
+    if test -n "$kargmax"; then
+      lt_cv_sys_max_cmd_len=`echo $kargmax | sed 's/.*[	 ]//'`
+    else
+      lt_cv_sys_max_cmd_len=32768
+    fi
+    ;;
+  *)
+    lt_cv_sys_max_cmd_len=`(getconf ARG_MAX) 2> /dev/null`
+    if test -n "$lt_cv_sys_max_cmd_len"; then
+      lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 4`
+      lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \* 3`
+    else
+      # Make teststring a little bigger before we do anything with it.
+      # a 1K string should be a reasonable start.
+      for i in 1 2 3 4 5 6 7 8 ; do
+        teststring=$teststring$teststring
+      done
+      SHELL=${SHELL-${CONFIG_SHELL-/bin/sh}}
+      # If test is not a shell built-in, we'll probably end up computing a
+      # maximum length that is only half of the actual maximum length, but
+      # we can't tell.
+      while { test "X"`env echo "$teststring$teststring" 2>/dev/null` \
+	         = "X$teststring$teststring"; } >/dev/null 2>&1 &&
+	      test $i != 17 # 1/2 MB should be enough
+      do
+        i=`expr $i + 1`
+        teststring=$teststring$teststring
+      done
+      # Only check the string length outside the loop.
+      lt_cv_sys_max_cmd_len=`expr "X$teststring" : ".*" 2>&1`
+      teststring=
+      # Add a significant safety factor because C++ compilers can tack on
+      # massive amounts of additional arguments before passing them to the
+      # linker.  It appears as though 1/2 is a usable value.
+      lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 2`
+    fi
+    ;;
+  esac
+
+fi
+
+if test -n $lt_cv_sys_max_cmd_len ; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_sys_max_cmd_len" >&5
+$as_echo "$lt_cv_sys_max_cmd_len" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: none" >&5
+$as_echo "none" >&6; }
+fi
+max_cmd_len=$lt_cv_sys_max_cmd_len
+
+
+
+
+
+
+: ${CP="cp -f"}
+: ${MV="mv -f"}
+: ${RM="rm -f"}
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the shell understands some XSI constructs" >&5
+$as_echo_n "checking whether the shell understands some XSI constructs... " >&6; }
+# Try some XSI features
+xsi_shell=no
+( _lt_dummy="a/b/c"
+  test "${_lt_dummy##*/},${_lt_dummy%/*},${_lt_dummy#??}"${_lt_dummy%"$_lt_dummy"}, \
+      = c,a/b,b/c, \
+    && eval 'test $(( 1 + 1 )) -eq 2 \
+    && test "${#_lt_dummy}" -eq 5' ) >/dev/null 2>&1 \
+  && xsi_shell=yes
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $xsi_shell" >&5
+$as_echo "$xsi_shell" >&6; }
+
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the shell understands \"+=\"" >&5
+$as_echo_n "checking whether the shell understands \"+=\"... " >&6; }
+lt_shell_append=no
+( foo=bar; set foo baz; eval "$1+=\$2" && test "$foo" = barbaz ) \
+    >/dev/null 2>&1 \
+  && lt_shell_append=yes
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_shell_append" >&5
+$as_echo "$lt_shell_append" >&6; }
+
+
+if ( (MAIL=60; unset MAIL) || exit) >/dev/null 2>&1; then
+  lt_unset=unset
+else
+  lt_unset=false
+fi
+
+
+
+
+
+# test EBCDIC or ASCII
+case `echo X|tr X '\101'` in
+ A) # ASCII based system
+    # \n is not interpreted correctly by Solaris 8 /usr/ucb/tr
+  lt_SP2NL='tr \040 \012'
+  lt_NL2SP='tr \015\012 \040\040'
+  ;;
+ *) # EBCDIC based system
+  lt_SP2NL='tr \100 \n'
+  lt_NL2SP='tr \r\n \100\100'
+  ;;
+esac
+
+
+
+
+
+
+
+
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking how to convert $build file names to $host format" >&5
+$as_echo_n "checking how to convert $build file names to $host format... " >&6; }
+if ${lt_cv_to_host_file_cmd+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  case $host in
+  *-*-mingw* )
+    case $build in
+      *-*-mingw* ) # actually msys
+        lt_cv_to_host_file_cmd=func_convert_file_msys_to_w32
+        ;;
+      *-*-cygwin* )
+        lt_cv_to_host_file_cmd=func_convert_file_cygwin_to_w32
+        ;;
+      * ) # otherwise, assume *nix
+        lt_cv_to_host_file_cmd=func_convert_file_nix_to_w32
+        ;;
+    esac
+    ;;
+  *-*-cygwin* )
+    case $build in
+      *-*-mingw* ) # actually msys
+        lt_cv_to_host_file_cmd=func_convert_file_msys_to_cygwin
+        ;;
+      *-*-cygwin* )
+        lt_cv_to_host_file_cmd=func_convert_file_noop
+        ;;
+      * ) # otherwise, assume *nix
+        lt_cv_to_host_file_cmd=func_convert_file_nix_to_cygwin
+        ;;
+    esac
+    ;;
+  * ) # unhandled hosts (and "normal" native builds)
+    lt_cv_to_host_file_cmd=func_convert_file_noop
+    ;;
+esac
+
+fi
+
+to_host_file_cmd=$lt_cv_to_host_file_cmd
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_to_host_file_cmd" >&5
+$as_echo "$lt_cv_to_host_file_cmd" >&6; }
+
+
+
+
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking how to convert $build file names to toolchain format" >&5
+$as_echo_n "checking how to convert $build file names to toolchain format... " >&6; }
+if ${lt_cv_to_tool_file_cmd+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  #assume ordinary cross tools, or native build.
+lt_cv_to_tool_file_cmd=func_convert_file_noop
+case $host in
+  *-*-mingw* )
+    case $build in
+      *-*-mingw* ) # actually msys
+        lt_cv_to_tool_file_cmd=func_convert_file_msys_to_w32
+        ;;
+    esac
+    ;;
+esac
+
+fi
+
+to_tool_file_cmd=$lt_cv_to_tool_file_cmd
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_to_tool_file_cmd" >&5
+$as_echo "$lt_cv_to_tool_file_cmd" >&6; }
+
+
+
+
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $LD option to reload object files" >&5
+$as_echo_n "checking for $LD option to reload object files... " >&6; }
+if ${lt_cv_ld_reload_flag+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  lt_cv_ld_reload_flag='-r'
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_ld_reload_flag" >&5
+$as_echo "$lt_cv_ld_reload_flag" >&6; }
+reload_flag=$lt_cv_ld_reload_flag
+case $reload_flag in
+"" | " "*) ;;
+*) reload_flag=" $reload_flag" ;;
+esac
+reload_cmds='$LD$reload_flag -o $output$reload_objs'
+case $host_os in
+  cygwin* | mingw* | pw32* | cegcc*)
+    if test "$GCC" != yes; then
+      reload_cmds=false
+    fi
+    ;;
+  darwin*)
+    if test "$GCC" = yes; then
+      reload_cmds='$LTCC $LTCFLAGS -nostdlib ${wl}-r -o $output$reload_objs'
+    else
+      reload_cmds='$LD$reload_flag -o $output$reload_objs'
+    fi
+    ;;
+esac
+
+
+
+
+
+
+
+
+
+if test -n "$ac_tool_prefix"; then
+  # Extract the first word of "${ac_tool_prefix}objdump", so it can be a program name with args.
+set dummy ${ac_tool_prefix}objdump; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_OBJDUMP+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -n "$OBJDUMP"; then
+  ac_cv_prog_OBJDUMP="$OBJDUMP" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    ac_cv_prog_OBJDUMP="${ac_tool_prefix}objdump"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+OBJDUMP=$ac_cv_prog_OBJDUMP
+if test -n "$OBJDUMP"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $OBJDUMP" >&5
+$as_echo "$OBJDUMP" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+fi
+if test -z "$ac_cv_prog_OBJDUMP"; then
+  ac_ct_OBJDUMP=$OBJDUMP
+  # Extract the first word of "objdump", so it can be a program name with args.
+set dummy objdump; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_ac_ct_OBJDUMP+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -n "$ac_ct_OBJDUMP"; then
+  ac_cv_prog_ac_ct_OBJDUMP="$ac_ct_OBJDUMP" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    ac_cv_prog_ac_ct_OBJDUMP="objdump"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+ac_ct_OBJDUMP=$ac_cv_prog_ac_ct_OBJDUMP
+if test -n "$ac_ct_OBJDUMP"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_OBJDUMP" >&5
+$as_echo "$ac_ct_OBJDUMP" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+  if test "x$ac_ct_OBJDUMP" = x; then
+    OBJDUMP="false"
+  else
+    case $cross_compiling:$ac_tool_warned in
+yes:)
+{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+ac_tool_warned=yes ;;
+esac
+    OBJDUMP=$ac_ct_OBJDUMP
+  fi
+else
+  OBJDUMP="$ac_cv_prog_OBJDUMP"
+fi
+
+test -z "$OBJDUMP" && OBJDUMP=objdump
+
+
+
+
+
+
+
+
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking how to recognize dependent libraries" >&5
+$as_echo_n "checking how to recognize dependent libraries... " >&6; }
+if ${lt_cv_deplibs_check_method+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  lt_cv_file_magic_cmd='$MAGIC_CMD'
+lt_cv_file_magic_test_file=
+lt_cv_deplibs_check_method='unknown'
+# Need to set the preceding variable on all platforms that support
+# interlibrary dependencies.
+# 'none' -- dependencies not supported.
+# `unknown' -- same as none, but documents that we really don't know.
+# 'pass_all' -- all dependencies passed with no checks.
+# 'test_compile' -- check by making test program.
+# 'file_magic [[regex]]' -- check by looking for files in library path
+# which responds to the $file_magic_cmd with a given extended regex.
+# If you have `file' or equivalent on your system and you're not sure
+# whether `pass_all' will *always* work, you probably want this one.
+
+case $host_os in
+aix[4-9]*)
+  lt_cv_deplibs_check_method=pass_all
+  ;;
+
+beos*)
+  lt_cv_deplibs_check_method=pass_all
+  ;;
+
+bsdi[45]*)
+  lt_cv_deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [ML]SB (shared object|dynamic lib)'
+  lt_cv_file_magic_cmd='/usr/bin/file -L'
+  lt_cv_file_magic_test_file=/shlib/libc.so
+  ;;
+
+cygwin*)
+  # func_win32_libid is a shell function defined in ltmain.sh
+  lt_cv_deplibs_check_method='file_magic ^x86 archive import|^x86 DLL'
+  lt_cv_file_magic_cmd='func_win32_libid'
+  ;;
+
+mingw* | pw32*)
+  # Base MSYS/MinGW do not provide the 'file' command needed by
+  # func_win32_libid shell function, so use a weaker test based on 'objdump',
+  # unless we find 'file', for example because we are cross-compiling.
+  # func_win32_libid assumes BSD nm, so disallow it if using MS dumpbin.
+  if ( test "$lt_cv_nm_interface" = "BSD nm" && file / ) >/dev/null 2>&1; then
+    lt_cv_deplibs_check_method='file_magic ^x86 archive import|^x86 DLL'
+    lt_cv_file_magic_cmd='func_win32_libid'
+  else
+    # Keep this pattern in sync with the one in func_win32_libid.
+    lt_cv_deplibs_check_method='file_magic file format (pei*-i386(.*architecture: i386)?|pe-arm-wince|pe-x86-64)'
+    lt_cv_file_magic_cmd='$OBJDUMP -f'
+  fi
+  ;;
+
+cegcc*)
+  # use the weaker test based on 'objdump'. See mingw*.
+  lt_cv_deplibs_check_method='file_magic file format pe-arm-.*little(.*architecture: arm)?'
+  lt_cv_file_magic_cmd='$OBJDUMP -f'
+  ;;
+
+darwin* | rhapsody*)
+  lt_cv_deplibs_check_method=pass_all
+  ;;
+
+freebsd* | dragonfly*)
+  if echo __ELF__ | $CC -E - | $GREP __ELF__ > /dev/null; then
+    case $host_cpu in
+    i*86 )
+      # Not sure whether the presence of OpenBSD here was a mistake.
+      # Let's accept both of them until this is cleared up.
+      lt_cv_deplibs_check_method='file_magic (FreeBSD|OpenBSD|DragonFly)/i[3-9]86 (compact )?demand paged shared library'
+      lt_cv_file_magic_cmd=/usr/bin/file
+      lt_cv_file_magic_test_file=`echo /usr/lib/libc.so.*`
+      ;;
+    esac
+  else
+    lt_cv_deplibs_check_method=pass_all
+  fi
+  ;;
+
+gnu*)
+  lt_cv_deplibs_check_method=pass_all
+  ;;
+
+haiku*)
+  lt_cv_deplibs_check_method=pass_all
+  ;;
+
+hpux10.20* | hpux11*)
+  lt_cv_file_magic_cmd=/usr/bin/file
+  case $host_cpu in
+  ia64*)
+    lt_cv_deplibs_check_method='file_magic (s[0-9][0-9][0-9]|ELF-[0-9][0-9]) shared object file - IA64'
+    lt_cv_file_magic_test_file=/usr/lib/hpux32/libc.so
+    ;;
+  hppa*64*)
+    lt_cv_deplibs_check_method='file_magic (s[0-9][0-9][0-9]|ELF[ -][0-9][0-9])(-bit)?( [LM]SB)? shared object( file)?[, -]* PA-RISC [0-9]\.[0-9]'
+    lt_cv_file_magic_test_file=/usr/lib/pa20_64/libc.sl
+    ;;
+  *)
+    lt_cv_deplibs_check_method='file_magic (s[0-9][0-9][0-9]|PA-RISC[0-9]\.[0-9]) shared library'
+    lt_cv_file_magic_test_file=/usr/lib/libc.sl
+    ;;
+  esac
+  ;;
+
+interix[3-9]*)
+  # PIC code is broken on Interix 3.x, that's why |\.a not |_pic\.a here
+  lt_cv_deplibs_check_method='match_pattern /lib[^/]+(\.so|\.a)$'
+  ;;
+
+irix5* | irix6* | nonstopux*)
+  case $LD in
+  *-32|*"-32 ") libmagic=32-bit;;
+  *-n32|*"-n32 ") libmagic=N32;;
+  *-64|*"-64 ") libmagic=64-bit;;
+  *) libmagic=never-match;;
+  esac
+  lt_cv_deplibs_check_method=pass_all
+  ;;
+
+# This must be glibc/ELF.
+linux* | k*bsd*-gnu | kopensolaris*-gnu)
+  lt_cv_deplibs_check_method=pass_all
+  ;;
+
+netbsd*)
+  if echo __ELF__ | $CC -E - | $GREP __ELF__ > /dev/null; then
+    lt_cv_deplibs_check_method='match_pattern /lib[^/]+(\.so\.[0-9]+\.[0-9]+|_pic\.a)$'
+  else
+    lt_cv_deplibs_check_method='match_pattern /lib[^/]+(\.so|_pic\.a)$'
+  fi
+  ;;
+
+newos6*)
+  lt_cv_deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [ML]SB (executable|dynamic lib)'
+  lt_cv_file_magic_cmd=/usr/bin/file
+  lt_cv_file_magic_test_file=/usr/lib/libnls.so
+  ;;
+
+*nto* | *qnx*)
+  lt_cv_deplibs_check_method=pass_all
+  ;;
+
+openbsd*)
+  if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
+    lt_cv_deplibs_check_method='match_pattern /lib[^/]+(\.so\.[0-9]+\.[0-9]+|\.so|_pic\.a)$'
+  else
+    lt_cv_deplibs_check_method='match_pattern /lib[^/]+(\.so\.[0-9]+\.[0-9]+|_pic\.a)$'
+  fi
+  ;;
+
+osf3* | osf4* | osf5*)
+  lt_cv_deplibs_check_method=pass_all
+  ;;
+
+rdos*)
+  lt_cv_deplibs_check_method=pass_all
+  ;;
+
+solaris*)
+  lt_cv_deplibs_check_method=pass_all
+  ;;
+
+sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX* | sysv4*uw2*)
+  lt_cv_deplibs_check_method=pass_all
+  ;;
+
+sysv4 | sysv4.3*)
+  case $host_vendor in
+  motorola)
+    lt_cv_deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [ML]SB (shared object|dynamic lib) M[0-9][0-9]* Version [0-9]'
+    lt_cv_file_magic_test_file=`echo /usr/lib/libc.so*`
+    ;;
+  ncr)
+    lt_cv_deplibs_check_method=pass_all
+    ;;
+  sequent)
+    lt_cv_file_magic_cmd='/bin/file'
+    lt_cv_deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [LM]SB (shared object|dynamic lib )'
+    ;;
+  sni)
+    lt_cv_file_magic_cmd='/bin/file'
+    lt_cv_deplibs_check_method="file_magic ELF [0-9][0-9]*-bit [LM]SB dynamic lib"
+    lt_cv_file_magic_test_file=/lib/libc.so
+    ;;
+  siemens)
+    lt_cv_deplibs_check_method=pass_all
+    ;;
+  pc)
+    lt_cv_deplibs_check_method=pass_all
+    ;;
+  esac
+  ;;
+
+tpf*)
+  lt_cv_deplibs_check_method=pass_all
+  ;;
+esac
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_deplibs_check_method" >&5
+$as_echo "$lt_cv_deplibs_check_method" >&6; }
+
+file_magic_glob=
+want_nocaseglob=no
+if test "$build" = "$host"; then
+  case $host_os in
+  mingw* | pw32*)
+    if ( shopt | grep nocaseglob ) >/dev/null 2>&1; then
+      want_nocaseglob=yes
+    else
+      file_magic_glob=`echo aAbBcCdDeEfFgGhHiIjJkKlLmMnNoOpPqQrRsStTuUvVwWxXyYzZ | $SED -e "s/\(..\)/s\/[\1]\/[\1]\/g;/g"`
+    fi
+    ;;
+  esac
+fi
+
+file_magic_cmd=$lt_cv_file_magic_cmd
+deplibs_check_method=$lt_cv_deplibs_check_method
+test -z "$deplibs_check_method" && deplibs_check_method=unknown
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+if test -n "$ac_tool_prefix"; then
+  # Extract the first word of "${ac_tool_prefix}dlltool", so it can be a program name with args.
+set dummy ${ac_tool_prefix}dlltool; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_DLLTOOL+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -n "$DLLTOOL"; then
+  ac_cv_prog_DLLTOOL="$DLLTOOL" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    ac_cv_prog_DLLTOOL="${ac_tool_prefix}dlltool"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+DLLTOOL=$ac_cv_prog_DLLTOOL
+if test -n "$DLLTOOL"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $DLLTOOL" >&5
+$as_echo "$DLLTOOL" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+fi
+if test -z "$ac_cv_prog_DLLTOOL"; then
+  ac_ct_DLLTOOL=$DLLTOOL
+  # Extract the first word of "dlltool", so it can be a program name with args.
+set dummy dlltool; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_ac_ct_DLLTOOL+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -n "$ac_ct_DLLTOOL"; then
+  ac_cv_prog_ac_ct_DLLTOOL="$ac_ct_DLLTOOL" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    ac_cv_prog_ac_ct_DLLTOOL="dlltool"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+ac_ct_DLLTOOL=$ac_cv_prog_ac_ct_DLLTOOL
+if test -n "$ac_ct_DLLTOOL"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_DLLTOOL" >&5
+$as_echo "$ac_ct_DLLTOOL" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+  if test "x$ac_ct_DLLTOOL" = x; then
+    DLLTOOL="false"
+  else
+    case $cross_compiling:$ac_tool_warned in
+yes:)
+{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+ac_tool_warned=yes ;;
+esac
+    DLLTOOL=$ac_ct_DLLTOOL
+  fi
+else
+  DLLTOOL="$ac_cv_prog_DLLTOOL"
+fi
+
+test -z "$DLLTOOL" && DLLTOOL=dlltool
+
+
+
+
+
+
+
+
+
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking how to associate runtime and link libraries" >&5
+$as_echo_n "checking how to associate runtime and link libraries... " >&6; }
+if ${lt_cv_sharedlib_from_linklib_cmd+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  lt_cv_sharedlib_from_linklib_cmd='unknown'
+
+case $host_os in
+cygwin* | mingw* | pw32* | cegcc*)
+  # two different shell functions defined in ltmain.sh
+  # decide which to use based on capabilities of $DLLTOOL
+  case `$DLLTOOL --help 2>&1` in
+  *--identify-strict*)
+    lt_cv_sharedlib_from_linklib_cmd=func_cygming_dll_for_implib
+    ;;
+  *)
+    lt_cv_sharedlib_from_linklib_cmd=func_cygming_dll_for_implib_fallback
+    ;;
+  esac
+  ;;
+*)
+  # fallback: assume linklib IS sharedlib
+  lt_cv_sharedlib_from_linklib_cmd="$ECHO"
+  ;;
+esac
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_sharedlib_from_linklib_cmd" >&5
+$as_echo "$lt_cv_sharedlib_from_linklib_cmd" >&6; }
+sharedlib_from_linklib_cmd=$lt_cv_sharedlib_from_linklib_cmd
+test -z "$sharedlib_from_linklib_cmd" && sharedlib_from_linklib_cmd=$ECHO
+
+
+
+
+
+
+
+if test -n "$ac_tool_prefix"; then
+  for ac_prog in ar
+  do
+    # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args.
+set dummy $ac_tool_prefix$ac_prog; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_AR+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -n "$AR"; then
+  ac_cv_prog_AR="$AR" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    ac_cv_prog_AR="$ac_tool_prefix$ac_prog"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+AR=$ac_cv_prog_AR
+if test -n "$AR"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $AR" >&5
+$as_echo "$AR" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+    test -n "$AR" && break
+  done
+fi
+if test -z "$AR"; then
+  ac_ct_AR=$AR
+  for ac_prog in ar
+do
+  # Extract the first word of "$ac_prog", so it can be a program name with args.
+set dummy $ac_prog; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_ac_ct_AR+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -n "$ac_ct_AR"; then
+  ac_cv_prog_ac_ct_AR="$ac_ct_AR" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    ac_cv_prog_ac_ct_AR="$ac_prog"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+ac_ct_AR=$ac_cv_prog_ac_ct_AR
+if test -n "$ac_ct_AR"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_AR" >&5
+$as_echo "$ac_ct_AR" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+  test -n "$ac_ct_AR" && break
+done
+
+  if test "x$ac_ct_AR" = x; then
+    AR="false"
+  else
+    case $cross_compiling:$ac_tool_warned in
+yes:)
+{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+ac_tool_warned=yes ;;
+esac
+    AR=$ac_ct_AR
+  fi
+fi
+
+: ${AR=ar}
+: ${AR_FLAGS=cru}
+
+
+
+
+
+
+
+
+
+
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for archiver @FILE support" >&5
+$as_echo_n "checking for archiver @FILE support... " >&6; }
+if ${lt_cv_ar_at_file+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  lt_cv_ar_at_file=no
+   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+int
+main ()
+{
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  echo conftest.$ac_objext > conftest.lst
+      lt_ar_try='$AR $AR_FLAGS libconftest.a @conftest.lst >&5'
+      { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$lt_ar_try\""; } >&5
+  (eval $lt_ar_try) 2>&5
+  ac_status=$?
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }
+      if test "$ac_status" -eq 0; then
+	# Ensure the archiver fails upon bogus file names.
+	rm -f conftest.$ac_objext libconftest.a
+	{ { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$lt_ar_try\""; } >&5
+  (eval $lt_ar_try) 2>&5
+  ac_status=$?
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }
+	if test "$ac_status" -ne 0; then
+          lt_cv_ar_at_file=@
+        fi
+      fi
+      rm -f conftest.* libconftest.a
+
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_ar_at_file" >&5
+$as_echo "$lt_cv_ar_at_file" >&6; }
+
+if test "x$lt_cv_ar_at_file" = xno; then
+  archiver_list_spec=
+else
+  archiver_list_spec=$lt_cv_ar_at_file
+fi
+
+
+
+
+
+
+
+if test -n "$ac_tool_prefix"; then
+  # Extract the first word of "${ac_tool_prefix}strip", so it can be a program name with args.
+set dummy ${ac_tool_prefix}strip; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_STRIP+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -n "$STRIP"; then
+  ac_cv_prog_STRIP="$STRIP" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    ac_cv_prog_STRIP="${ac_tool_prefix}strip"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+STRIP=$ac_cv_prog_STRIP
+if test -n "$STRIP"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $STRIP" >&5
+$as_echo "$STRIP" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+fi
+if test -z "$ac_cv_prog_STRIP"; then
+  ac_ct_STRIP=$STRIP
+  # Extract the first word of "strip", so it can be a program name with args.
+set dummy strip; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_ac_ct_STRIP+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -n "$ac_ct_STRIP"; then
+  ac_cv_prog_ac_ct_STRIP="$ac_ct_STRIP" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    ac_cv_prog_ac_ct_STRIP="strip"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+ac_ct_STRIP=$ac_cv_prog_ac_ct_STRIP
+if test -n "$ac_ct_STRIP"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_STRIP" >&5
+$as_echo "$ac_ct_STRIP" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+  if test "x$ac_ct_STRIP" = x; then
+    STRIP=":"
+  else
+    case $cross_compiling:$ac_tool_warned in
+yes:)
+{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+ac_tool_warned=yes ;;
+esac
+    STRIP=$ac_ct_STRIP
+  fi
+else
+  STRIP="$ac_cv_prog_STRIP"
+fi
+
+test -z "$STRIP" && STRIP=:
+
+
+
+
+
+
+if test -n "$ac_tool_prefix"; then
+  # Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args.
+set dummy ${ac_tool_prefix}ranlib; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_RANLIB+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -n "$RANLIB"; then
+  ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    ac_cv_prog_RANLIB="${ac_tool_prefix}ranlib"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+RANLIB=$ac_cv_prog_RANLIB
+if test -n "$RANLIB"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $RANLIB" >&5
+$as_echo "$RANLIB" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+fi
+if test -z "$ac_cv_prog_RANLIB"; then
+  ac_ct_RANLIB=$RANLIB
+  # Extract the first word of "ranlib", so it can be a program name with args.
+set dummy ranlib; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_ac_ct_RANLIB+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -n "$ac_ct_RANLIB"; then
+  ac_cv_prog_ac_ct_RANLIB="$ac_ct_RANLIB" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    ac_cv_prog_ac_ct_RANLIB="ranlib"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+ac_ct_RANLIB=$ac_cv_prog_ac_ct_RANLIB
+if test -n "$ac_ct_RANLIB"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_RANLIB" >&5
+$as_echo "$ac_ct_RANLIB" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+  if test "x$ac_ct_RANLIB" = x; then
+    RANLIB=":"
+  else
+    case $cross_compiling:$ac_tool_warned in
+yes:)
+{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+ac_tool_warned=yes ;;
+esac
+    RANLIB=$ac_ct_RANLIB
+  fi
+else
+  RANLIB="$ac_cv_prog_RANLIB"
+fi
+
+test -z "$RANLIB" && RANLIB=:
+
+
+
+
+
+
+# Determine commands to create old-style static archives.
+old_archive_cmds='$AR $AR_FLAGS $oldlib$oldobjs'
+old_postinstall_cmds='chmod 644 $oldlib'
+old_postuninstall_cmds=
+
+if test -n "$RANLIB"; then
+  case $host_os in
+  openbsd*)
+    old_postinstall_cmds="$old_postinstall_cmds~\$RANLIB -t \$tool_oldlib"
+    ;;
+  *)
+    old_postinstall_cmds="$old_postinstall_cmds~\$RANLIB \$tool_oldlib"
+    ;;
+  esac
+  old_archive_cmds="$old_archive_cmds~\$RANLIB \$tool_oldlib"
+fi
+
+case $host_os in
+  darwin*)
+    lock_old_archive_extraction=yes ;;
+  *)
+    lock_old_archive_extraction=no ;;
+esac
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+# If no C compiler was specified, use CC.
+LTCC=${LTCC-"$CC"}
+
+# If no C compiler flags were specified, use CFLAGS.
+LTCFLAGS=${LTCFLAGS-"$CFLAGS"}
+
+# Allow CC to be a program name with arguments.
+compiler=$CC
+
+
+# Check for command to grab the raw symbol name followed by C symbol from nm.
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking command to parse $NM output from $compiler object" >&5
+$as_echo_n "checking command to parse $NM output from $compiler object... " >&6; }
+if ${lt_cv_sys_global_symbol_pipe+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+
+# These are sane defaults that work on at least a few old systems.
+# [They come from Ultrix.  What could be older than Ultrix?!! ;)]
+
+# Character class describing NM global symbol codes.
+symcode='[BCDEGRST]'
+
+# Regexp to match symbols that can be accessed directly from C.
+sympat='\([_A-Za-z][_A-Za-z0-9]*\)'
+
+# Define system-specific variables.
+case $host_os in
+aix*)
+  symcode='[BCDT]'
+  ;;
+cygwin* | mingw* | pw32* | cegcc*)
+  symcode='[ABCDGISTW]'
+  ;;
+hpux*)
+  if test "$host_cpu" = ia64; then
+    symcode='[ABCDEGRST]'
+  fi
+  ;;
+irix* | nonstopux*)
+  symcode='[BCDEGRST]'
+  ;;
+osf*)
+  symcode='[BCDEGQRST]'
+  ;;
+solaris*)
+  symcode='[BDRT]'
+  ;;
+sco3.2v5*)
+  symcode='[DT]'
+  ;;
+sysv4.2uw2*)
+  symcode='[DT]'
+  ;;
+sysv5* | sco5v6* | unixware* | OpenUNIX*)
+  symcode='[ABDT]'
+  ;;
+sysv4)
+  symcode='[DFNSTU]'
+  ;;
+esac
+
+# If we're using GNU nm, then use its standard symbol codes.
+case `$NM -V 2>&1` in
+*GNU* | *'with BFD'*)
+  symcode='[ABCDGIRSTW]' ;;
+esac
+
+# Transform an extracted symbol line into a proper C declaration.
+# Some systems (esp. on ia64) link data and code symbols differently,
+# so use this general approach.
+lt_cv_sys_global_symbol_to_cdecl="sed -n -e 's/^T .* \(.*\)$/extern int \1();/p' -e 's/^$symcode* .* \(.*\)$/extern char \1;/p'"
+
+# Transform an extracted symbol line into symbol name and symbol address
+lt_cv_sys_global_symbol_to_c_name_address="sed -n -e 's/^: \([^ ]*\)[ ]*$/  {\\\"\1\\\", (void *) 0},/p' -e 's/^$symcode* \([^ ]*\) \([^ ]*\)$/  {\"\2\", (void *) \&\2},/p'"
+lt_cv_sys_global_symbol_to_c_name_address_lib_prefix="sed -n -e 's/^: \([^ ]*\)[ ]*$/  {\\\"\1\\\", (void *) 0},/p' -e 's/^$symcode* \([^ ]*\) \(lib[^ ]*\)$/  {\"\2\", (void *) \&\2},/p' -e 's/^$symcode* \([^ ]*\) \([^ ]*\)$/  {\"lib\2\", (void *) \&\2},/p'"
+
+# Handle CRLF in mingw tool chain
+opt_cr=
+case $build_os in
+mingw*)
+  opt_cr=`$ECHO 'x\{0,1\}' | tr x '\015'` # option cr in regexp
+  ;;
+esac
+
+# Try without a prefix underscore, then with it.
+for ac_symprfx in "" "_"; do
+
+  # Transform symcode, sympat, and symprfx into a raw symbol and a C symbol.
+  symxfrm="\\1 $ac_symprfx\\2 \\2"
+
+  # Write the raw and C identifiers.
+  if test "$lt_cv_nm_interface" = "MS dumpbin"; then
+    # Fake it for dumpbin and say T for any non-static function
+    # and D for any global variable.
+    # Also find C++ and __fastcall symbols from MSVC++,
+    # which start with @ or ?.
+    lt_cv_sys_global_symbol_pipe="$AWK '"\
+"     {last_section=section; section=\$ 3};"\
+"     /^COFF SYMBOL TABLE/{for(i in hide) delete hide[i]};"\
+"     /Section length .*#relocs.*(pick any)/{hide[last_section]=1};"\
+"     \$ 0!~/External *\|/{next};"\
+"     / 0+ UNDEF /{next}; / UNDEF \([^|]\)*()/{next};"\
+"     {if(hide[section]) next};"\
+"     {f=0}; \$ 0~/\(\).*\|/{f=1}; {printf f ? \"T \" : \"D \"};"\
+"     {split(\$ 0, a, /\||\r/); split(a[2], s)};"\
+"     s[1]~/^[@?]/{print s[1], s[1]; next};"\
+"     s[1]~prfx {split(s[1],t,\"@\"); print t[1], substr(t[1],length(prfx))}"\
+"     ' prfx=^$ac_symprfx"
+  else
+    lt_cv_sys_global_symbol_pipe="sed -n -e 's/^.*[	 ]\($symcode$symcode*\)[	 ][	 ]*$ac_symprfx$sympat$opt_cr$/$symxfrm/p'"
+  fi
+  lt_cv_sys_global_symbol_pipe="$lt_cv_sys_global_symbol_pipe | sed '/ __gnu_lto/d'"
+
+  # Check to see that the pipe works correctly.
+  pipe_works=no
+
+  rm -f conftest*
+  cat > conftest.$ac_ext <<_LT_EOF
+#ifdef __cplusplus
+extern "C" {
+#endif
+char nm_test_var;
+void nm_test_func(void);
+void nm_test_func(void){}
+#ifdef __cplusplus
+}
+#endif
+int main(){nm_test_var='a';nm_test_func();return(0);}
+_LT_EOF
+
+  if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_compile\""; } >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }; then
+    # Now try to grab the symbols.
+    nlist=conftest.nm
+    if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$NM conftest.$ac_objext \| "$lt_cv_sys_global_symbol_pipe" \> $nlist\""; } >&5
+  (eval $NM conftest.$ac_objext \| "$lt_cv_sys_global_symbol_pipe" \> $nlist) 2>&5
+  ac_status=$?
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; } && test -s "$nlist"; then
+      # Try sorting and uniquifying the output.
+      if sort "$nlist" | uniq > "$nlist"T; then
+	mv -f "$nlist"T "$nlist"
+      else
+	rm -f "$nlist"T
+      fi
+
+      # Make sure that we snagged all the symbols we need.
+      if $GREP ' nm_test_var$' "$nlist" >/dev/null; then
+	if $GREP ' nm_test_func$' "$nlist" >/dev/null; then
+	  cat <<_LT_EOF > conftest.$ac_ext
+/* Keep this code in sync between libtool.m4, ltmain, lt_system.h, and tests.  */
+#if defined(_WIN32) || defined(__CYGWIN__) || defined(_WIN32_WCE)
+/* DATA imports from DLLs on WIN32 con't be const, because runtime
+   relocations are performed -- see ld's documentation on pseudo-relocs.  */
+# define LT_DLSYM_CONST
+#elif defined(__osf__)
+/* This system does not cope well with relocations in const data.  */
+# define LT_DLSYM_CONST
+#else
+# define LT_DLSYM_CONST const
+#endif
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+_LT_EOF
+	  # Now generate the symbol file.
+	  eval "$lt_cv_sys_global_symbol_to_cdecl"' < "$nlist" | $GREP -v main >> conftest.$ac_ext'
+
+	  cat <<_LT_EOF >> conftest.$ac_ext
+
+/* The mapping between symbol names and symbols.  */
+LT_DLSYM_CONST struct {
+  const char *name;
+  void       *address;
+}
+lt__PROGRAM__LTX_preloaded_symbols[] =
+{
+  { "@PROGRAM@", (void *) 0 },
+_LT_EOF
+	  $SED "s/^$symcode$symcode* \(.*\) \(.*\)$/  {\"\2\", (void *) \&\2},/" < "$nlist" | $GREP -v main >> conftest.$ac_ext
+	  cat <<\_LT_EOF >> conftest.$ac_ext
+  {0, (void *) 0}
+};
+
+/* This works around a problem in FreeBSD linker */
+#ifdef FREEBSD_WORKAROUND
+static const void *lt_preloaded_setup() {
+  return lt__PROGRAM__LTX_preloaded_symbols;
+}
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+_LT_EOF
+	  # Now try linking the two files.
+	  mv conftest.$ac_objext conftstm.$ac_objext
+	  lt_globsym_save_LIBS=$LIBS
+	  lt_globsym_save_CFLAGS=$CFLAGS
+	  LIBS="conftstm.$ac_objext"
+	  CFLAGS="$CFLAGS$lt_prog_compiler_no_builtin_flag"
+	  if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; } && test -s conftest${ac_exeext}; then
+	    pipe_works=yes
+	  fi
+	  LIBS=$lt_globsym_save_LIBS
+	  CFLAGS=$lt_globsym_save_CFLAGS
+	else
+	  echo "cannot find nm_test_func in $nlist" >&5
+	fi
+      else
+	echo "cannot find nm_test_var in $nlist" >&5
+      fi
+    else
+      echo "cannot run $lt_cv_sys_global_symbol_pipe" >&5
+    fi
+  else
+    echo "$progname: failed program was:" >&5
+    cat conftest.$ac_ext >&5
+  fi
+  rm -rf conftest* conftst*
+
+  # Do not use the global_symbol_pipe unless it works.
+  if test "$pipe_works" = yes; then
+    break
+  else
+    lt_cv_sys_global_symbol_pipe=
+  fi
+done
+
+fi
+
+if test -z "$lt_cv_sys_global_symbol_pipe"; then
+  lt_cv_sys_global_symbol_to_cdecl=
+fi
+if test -z "$lt_cv_sys_global_symbol_pipe$lt_cv_sys_global_symbol_to_cdecl"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: failed" >&5
+$as_echo "failed" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: ok" >&5
+$as_echo "ok" >&6; }
+fi
+
+# Response file support.
+if test "$lt_cv_nm_interface" = "MS dumpbin"; then
+  nm_file_list_spec='@'
+elif $NM --help 2>/dev/null | grep '[@]FILE' >/dev/null; then
+  nm_file_list_spec='@'
+fi
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for sysroot" >&5
+$as_echo_n "checking for sysroot... " >&6; }
+
+# Check whether --with-sysroot was given.
+if test "${with_sysroot+set}" = set; then :
+  withval=$with_sysroot;
+else
+  with_sysroot=no
+fi
+
+
+lt_sysroot=
+case ${with_sysroot} in #(
+ yes)
+   if test "$GCC" = yes; then
+     lt_sysroot=`$CC --print-sysroot 2>/dev/null`
+   fi
+   ;; #(
+ /*)
+   lt_sysroot=`echo "$with_sysroot" | sed -e "$sed_quote_subst"`
+   ;; #(
+ no|'')
+   ;; #(
+ *)
+   { $as_echo "$as_me:${as_lineno-$LINENO}: result: ${with_sysroot}" >&5
+$as_echo "${with_sysroot}" >&6; }
+   as_fn_error $? "The sysroot must be an absolute path." "$LINENO" 5
+   ;;
+esac
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: ${lt_sysroot:-no}" >&5
+$as_echo "${lt_sysroot:-no}" >&6; }
+
+
+
+
+
+# Check whether --enable-libtool-lock was given.
+if test "${enable_libtool_lock+set}" = set; then :
+  enableval=$enable_libtool_lock;
+fi
+
+test "x$enable_libtool_lock" != xno && enable_libtool_lock=yes
+
+# Some flags need to be propagated to the compiler or linker for good
+# libtool support.
+case $host in
+ia64-*-hpux*)
+  # Find out which ABI we are using.
+  echo 'int i;' > conftest.$ac_ext
+  if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_compile\""; } >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }; then
+    case `/usr/bin/file conftest.$ac_objext` in
+      *ELF-32*)
+	HPUX_IA64_MODE="32"
+	;;
+      *ELF-64*)
+	HPUX_IA64_MODE="64"
+	;;
+    esac
+  fi
+  rm -rf conftest*
+  ;;
+*-*-irix6*)
+  # Find out which ABI we are using.
+  echo '#line '$LINENO' "configure"' > conftest.$ac_ext
+  if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_compile\""; } >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }; then
+    if test "$lt_cv_prog_gnu_ld" = yes; then
+      case `/usr/bin/file conftest.$ac_objext` in
+	*32-bit*)
+	  LD="${LD-ld} -melf32bsmip"
+	  ;;
+	*N32*)
+	  LD="${LD-ld} -melf32bmipn32"
+	  ;;
+	*64-bit*)
+	  LD="${LD-ld} -melf64bmip"
+	;;
+      esac
+    else
+      case `/usr/bin/file conftest.$ac_objext` in
+	*32-bit*)
+	  LD="${LD-ld} -32"
+	  ;;
+	*N32*)
+	  LD="${LD-ld} -n32"
+	  ;;
+	*64-bit*)
+	  LD="${LD-ld} -64"
+	  ;;
+      esac
+    fi
+  fi
+  rm -rf conftest*
+  ;;
+
+x86_64-*kfreebsd*-gnu|x86_64-*linux*|ppc*-*linux*|powerpc*-*linux*| \
+s390*-*linux*|s390*-*tpf*|sparc*-*linux*)
+  # Find out which ABI we are using.
+  echo 'int i;' > conftest.$ac_ext
+  if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_compile\""; } >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }; then
+    case `/usr/bin/file conftest.o` in
+      *32-bit*)
+	case $host in
+	  x86_64-*kfreebsd*-gnu)
+	    LD="${LD-ld} -m elf_i386_fbsd"
+	    ;;
+	  x86_64-*linux*)
+	    LD="${LD-ld} -m elf_i386"
+	    ;;
+	  ppc64-*linux*|powerpc64-*linux*)
+	    LD="${LD-ld} -m elf32ppclinux"
+	    ;;
+	  s390x-*linux*)
+	    LD="${LD-ld} -m elf_s390"
+	    ;;
+	  sparc64-*linux*)
+	    LD="${LD-ld} -m elf32_sparc"
+	    ;;
+	esac
+	;;
+      *64-bit*)
+	case $host in
+	  x86_64-*kfreebsd*-gnu)
+	    LD="${LD-ld} -m elf_x86_64_fbsd"
+	    ;;
+	  x86_64-*linux*)
+	    LD="${LD-ld} -m elf_x86_64"
+	    ;;
+	  ppc*-*linux*|powerpc*-*linux*)
+	    LD="${LD-ld} -m elf64ppc"
+	    ;;
+	  s390*-*linux*|s390*-*tpf*)
+	    LD="${LD-ld} -m elf64_s390"
+	    ;;
+	  sparc*-*linux*)
+	    LD="${LD-ld} -m elf64_sparc"
+	    ;;
+	esac
+	;;
+    esac
+  fi
+  rm -rf conftest*
+  ;;
+
+*-*-sco3.2v5*)
+  # On SCO OpenServer 5, we need -belf to get full-featured binaries.
+  SAVE_CFLAGS="$CFLAGS"
+  CFLAGS="$CFLAGS -belf"
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the C compiler needs -belf" >&5
+$as_echo_n "checking whether the C compiler needs -belf... " >&6; }
+if ${lt_cv_cc_needs_belf+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
+     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+int
+main ()
+{
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+  lt_cv_cc_needs_belf=yes
+else
+  lt_cv_cc_needs_belf=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+     ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_cc_needs_belf" >&5
+$as_echo "$lt_cv_cc_needs_belf" >&6; }
+  if test x"$lt_cv_cc_needs_belf" != x"yes"; then
+    # this is probably gcc 2.8.0, egcs 1.0 or newer; no need for -belf
+    CFLAGS="$SAVE_CFLAGS"
+  fi
+  ;;
+*-*solaris*)
+  # Find out which ABI we are using.
+  echo 'int i;' > conftest.$ac_ext
+  if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_compile\""; } >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }; then
+    case `/usr/bin/file conftest.o` in
+    *64-bit*)
+      case $lt_cv_prog_gnu_ld in
+      yes*)
+        case $host in
+        i?86-*-solaris*)
+          LD="${LD-ld} -m elf_x86_64"
+          ;;
+        sparc*-*-solaris*)
+          LD="${LD-ld} -m elf64_sparc"
+          ;;
+        esac
+        # GNU ld 2.21 introduced _sol2 emulations.  Use them if available.
+        if ${LD-ld} -V | grep _sol2 >/dev/null 2>&1; then
+          LD="${LD-ld}_sol2"
+        fi
+        ;;
+      *)
+	if ${LD-ld} -64 -r -o conftest2.o conftest.o >/dev/null 2>&1; then
+	  LD="${LD-ld} -64"
+	fi
+	;;
+      esac
+      ;;
+    esac
+  fi
+  rm -rf conftest*
+  ;;
+esac
+
+need_locks="$enable_libtool_lock"
+
+if test -n "$ac_tool_prefix"; then
+  # Extract the first word of "${ac_tool_prefix}mt", so it can be a program name with args.
+set dummy ${ac_tool_prefix}mt; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_MANIFEST_TOOL+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -n "$MANIFEST_TOOL"; then
+  ac_cv_prog_MANIFEST_TOOL="$MANIFEST_TOOL" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    ac_cv_prog_MANIFEST_TOOL="${ac_tool_prefix}mt"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+MANIFEST_TOOL=$ac_cv_prog_MANIFEST_TOOL
+if test -n "$MANIFEST_TOOL"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $MANIFEST_TOOL" >&5
+$as_echo "$MANIFEST_TOOL" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+fi
+if test -z "$ac_cv_prog_MANIFEST_TOOL"; then
+  ac_ct_MANIFEST_TOOL=$MANIFEST_TOOL
+  # Extract the first word of "mt", so it can be a program name with args.
+set dummy mt; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_ac_ct_MANIFEST_TOOL+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -n "$ac_ct_MANIFEST_TOOL"; then
+  ac_cv_prog_ac_ct_MANIFEST_TOOL="$ac_ct_MANIFEST_TOOL" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    ac_cv_prog_ac_ct_MANIFEST_TOOL="mt"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+ac_ct_MANIFEST_TOOL=$ac_cv_prog_ac_ct_MANIFEST_TOOL
+if test -n "$ac_ct_MANIFEST_TOOL"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_MANIFEST_TOOL" >&5
+$as_echo "$ac_ct_MANIFEST_TOOL" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+  if test "x$ac_ct_MANIFEST_TOOL" = x; then
+    MANIFEST_TOOL=":"
+  else
+    case $cross_compiling:$ac_tool_warned in
+yes:)
+{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+ac_tool_warned=yes ;;
+esac
+    MANIFEST_TOOL=$ac_ct_MANIFEST_TOOL
+  fi
+else
+  MANIFEST_TOOL="$ac_cv_prog_MANIFEST_TOOL"
+fi
+
+test -z "$MANIFEST_TOOL" && MANIFEST_TOOL=mt
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $MANIFEST_TOOL is a manifest tool" >&5
+$as_echo_n "checking if $MANIFEST_TOOL is a manifest tool... " >&6; }
+if ${lt_cv_path_mainfest_tool+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  lt_cv_path_mainfest_tool=no
+  echo "$as_me:$LINENO: $MANIFEST_TOOL '-?'" >&5
+  $MANIFEST_TOOL '-?' 2>conftest.err > conftest.out
+  cat conftest.err >&5
+  if $GREP 'Manifest Tool' conftest.out > /dev/null; then
+    lt_cv_path_mainfest_tool=yes
+  fi
+  rm -f conftest*
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_path_mainfest_tool" >&5
+$as_echo "$lt_cv_path_mainfest_tool" >&6; }
+if test "x$lt_cv_path_mainfest_tool" != xyes; then
+  MANIFEST_TOOL=:
+fi
+
+
+
+
+
+
+  case $host_os in
+    rhapsody* | darwin*)
+    if test -n "$ac_tool_prefix"; then
+  # Extract the first word of "${ac_tool_prefix}dsymutil", so it can be a program name with args.
+set dummy ${ac_tool_prefix}dsymutil; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_DSYMUTIL+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -n "$DSYMUTIL"; then
+  ac_cv_prog_DSYMUTIL="$DSYMUTIL" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    ac_cv_prog_DSYMUTIL="${ac_tool_prefix}dsymutil"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+DSYMUTIL=$ac_cv_prog_DSYMUTIL
+if test -n "$DSYMUTIL"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $DSYMUTIL" >&5
+$as_echo "$DSYMUTIL" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+fi
+if test -z "$ac_cv_prog_DSYMUTIL"; then
+  ac_ct_DSYMUTIL=$DSYMUTIL
+  # Extract the first word of "dsymutil", so it can be a program name with args.
+set dummy dsymutil; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_ac_ct_DSYMUTIL+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -n "$ac_ct_DSYMUTIL"; then
+  ac_cv_prog_ac_ct_DSYMUTIL="$ac_ct_DSYMUTIL" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    ac_cv_prog_ac_ct_DSYMUTIL="dsymutil"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+ac_ct_DSYMUTIL=$ac_cv_prog_ac_ct_DSYMUTIL
+if test -n "$ac_ct_DSYMUTIL"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_DSYMUTIL" >&5
+$as_echo "$ac_ct_DSYMUTIL" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+  if test "x$ac_ct_DSYMUTIL" = x; then
+    DSYMUTIL=":"
+  else
+    case $cross_compiling:$ac_tool_warned in
+yes:)
+{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+ac_tool_warned=yes ;;
+esac
+    DSYMUTIL=$ac_ct_DSYMUTIL
+  fi
+else
+  DSYMUTIL="$ac_cv_prog_DSYMUTIL"
+fi
+
+    if test -n "$ac_tool_prefix"; then
+  # Extract the first word of "${ac_tool_prefix}nmedit", so it can be a program name with args.
+set dummy ${ac_tool_prefix}nmedit; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_NMEDIT+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -n "$NMEDIT"; then
+  ac_cv_prog_NMEDIT="$NMEDIT" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    ac_cv_prog_NMEDIT="${ac_tool_prefix}nmedit"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+NMEDIT=$ac_cv_prog_NMEDIT
+if test -n "$NMEDIT"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $NMEDIT" >&5
+$as_echo "$NMEDIT" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+fi
+if test -z "$ac_cv_prog_NMEDIT"; then
+  ac_ct_NMEDIT=$NMEDIT
+  # Extract the first word of "nmedit", so it can be a program name with args.
+set dummy nmedit; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_ac_ct_NMEDIT+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -n "$ac_ct_NMEDIT"; then
+  ac_cv_prog_ac_ct_NMEDIT="$ac_ct_NMEDIT" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    ac_cv_prog_ac_ct_NMEDIT="nmedit"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+ac_ct_NMEDIT=$ac_cv_prog_ac_ct_NMEDIT
+if test -n "$ac_ct_NMEDIT"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_NMEDIT" >&5
+$as_echo "$ac_ct_NMEDIT" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+  if test "x$ac_ct_NMEDIT" = x; then
+    NMEDIT=":"
+  else
+    case $cross_compiling:$ac_tool_warned in
+yes:)
+{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+ac_tool_warned=yes ;;
+esac
+    NMEDIT=$ac_ct_NMEDIT
+  fi
+else
+  NMEDIT="$ac_cv_prog_NMEDIT"
+fi
+
+    if test -n "$ac_tool_prefix"; then
+  # Extract the first word of "${ac_tool_prefix}lipo", so it can be a program name with args.
+set dummy ${ac_tool_prefix}lipo; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_LIPO+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -n "$LIPO"; then
+  ac_cv_prog_LIPO="$LIPO" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    ac_cv_prog_LIPO="${ac_tool_prefix}lipo"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+LIPO=$ac_cv_prog_LIPO
+if test -n "$LIPO"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $LIPO" >&5
+$as_echo "$LIPO" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+fi
+if test -z "$ac_cv_prog_LIPO"; then
+  ac_ct_LIPO=$LIPO
+  # Extract the first word of "lipo", so it can be a program name with args.
+set dummy lipo; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_ac_ct_LIPO+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -n "$ac_ct_LIPO"; then
+  ac_cv_prog_ac_ct_LIPO="$ac_ct_LIPO" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    ac_cv_prog_ac_ct_LIPO="lipo"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+ac_ct_LIPO=$ac_cv_prog_ac_ct_LIPO
+if test -n "$ac_ct_LIPO"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_LIPO" >&5
+$as_echo "$ac_ct_LIPO" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+  if test "x$ac_ct_LIPO" = x; then
+    LIPO=":"
+  else
+    case $cross_compiling:$ac_tool_warned in
+yes:)
+{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+ac_tool_warned=yes ;;
+esac
+    LIPO=$ac_ct_LIPO
+  fi
+else
+  LIPO="$ac_cv_prog_LIPO"
+fi
+
+    if test -n "$ac_tool_prefix"; then
+  # Extract the first word of "${ac_tool_prefix}otool", so it can be a program name with args.
+set dummy ${ac_tool_prefix}otool; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_OTOOL+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -n "$OTOOL"; then
+  ac_cv_prog_OTOOL="$OTOOL" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    ac_cv_prog_OTOOL="${ac_tool_prefix}otool"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+OTOOL=$ac_cv_prog_OTOOL
+if test -n "$OTOOL"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $OTOOL" >&5
+$as_echo "$OTOOL" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+fi
+if test -z "$ac_cv_prog_OTOOL"; then
+  ac_ct_OTOOL=$OTOOL
+  # Extract the first word of "otool", so it can be a program name with args.
+set dummy otool; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_ac_ct_OTOOL+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -n "$ac_ct_OTOOL"; then
+  ac_cv_prog_ac_ct_OTOOL="$ac_ct_OTOOL" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    ac_cv_prog_ac_ct_OTOOL="otool"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+ac_ct_OTOOL=$ac_cv_prog_ac_ct_OTOOL
+if test -n "$ac_ct_OTOOL"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_OTOOL" >&5
+$as_echo "$ac_ct_OTOOL" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+  if test "x$ac_ct_OTOOL" = x; then
+    OTOOL=":"
+  else
+    case $cross_compiling:$ac_tool_warned in
+yes:)
+{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+ac_tool_warned=yes ;;
+esac
+    OTOOL=$ac_ct_OTOOL
+  fi
+else
+  OTOOL="$ac_cv_prog_OTOOL"
+fi
+
+    if test -n "$ac_tool_prefix"; then
+  # Extract the first word of "${ac_tool_prefix}otool64", so it can be a program name with args.
+set dummy ${ac_tool_prefix}otool64; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_OTOOL64+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -n "$OTOOL64"; then
+  ac_cv_prog_OTOOL64="$OTOOL64" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    ac_cv_prog_OTOOL64="${ac_tool_prefix}otool64"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+OTOOL64=$ac_cv_prog_OTOOL64
+if test -n "$OTOOL64"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $OTOOL64" >&5
+$as_echo "$OTOOL64" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+fi
+if test -z "$ac_cv_prog_OTOOL64"; then
+  ac_ct_OTOOL64=$OTOOL64
+  # Extract the first word of "otool64", so it can be a program name with args.
+set dummy otool64; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_ac_ct_OTOOL64+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -n "$ac_ct_OTOOL64"; then
+  ac_cv_prog_ac_ct_OTOOL64="$ac_ct_OTOOL64" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    ac_cv_prog_ac_ct_OTOOL64="otool64"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+ac_ct_OTOOL64=$ac_cv_prog_ac_ct_OTOOL64
+if test -n "$ac_ct_OTOOL64"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_OTOOL64" >&5
+$as_echo "$ac_ct_OTOOL64" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+  if test "x$ac_ct_OTOOL64" = x; then
+    OTOOL64=":"
+  else
+    case $cross_compiling:$ac_tool_warned in
+yes:)
+{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+ac_tool_warned=yes ;;
+esac
+    OTOOL64=$ac_ct_OTOOL64
+  fi
+else
+  OTOOL64="$ac_cv_prog_OTOOL64"
+fi
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for -single_module linker flag" >&5
+$as_echo_n "checking for -single_module linker flag... " >&6; }
+if ${lt_cv_apple_cc_single_mod+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  lt_cv_apple_cc_single_mod=no
+      if test -z "${LT_MULTI_MODULE}"; then
+	# By default we will add the -single_module flag. You can override
+	# by either setting the environment variable LT_MULTI_MODULE
+	# non-empty at configure time, or by adding -multi_module to the
+	# link flags.
+	rm -rf libconftest.dylib*
+	echo "int foo(void){return 1;}" > conftest.c
+	echo "$LTCC $LTCFLAGS $LDFLAGS -o libconftest.dylib \
+-dynamiclib -Wl,-single_module conftest.c" >&5
+	$LTCC $LTCFLAGS $LDFLAGS -o libconftest.dylib \
+	  -dynamiclib -Wl,-single_module conftest.c 2>conftest.err
+        _lt_result=$?
+	# If there is a non-empty error log, and "single_module"
+	# appears in it, assume the flag caused a linker warning
+        if test -s conftest.err && $GREP single_module conftest.err; then
+	  cat conftest.err >&5
+	# Otherwise, if the output was created with a 0 exit code from
+	# the compiler, it worked.
+	elif test -f libconftest.dylib && test $_lt_result -eq 0; then
+	  lt_cv_apple_cc_single_mod=yes
+	else
+	  cat conftest.err >&5
+	fi
+	rm -rf libconftest.dylib*
+	rm -f conftest.*
+      fi
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_apple_cc_single_mod" >&5
+$as_echo "$lt_cv_apple_cc_single_mod" >&6; }
+
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for -exported_symbols_list linker flag" >&5
+$as_echo_n "checking for -exported_symbols_list linker flag... " >&6; }
+if ${lt_cv_ld_exported_symbols_list+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  lt_cv_ld_exported_symbols_list=no
+      save_LDFLAGS=$LDFLAGS
+      echo "_main" > conftest.sym
+      LDFLAGS="$LDFLAGS -Wl,-exported_symbols_list,conftest.sym"
+      cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+int
+main ()
+{
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+  lt_cv_ld_exported_symbols_list=yes
+else
+  lt_cv_ld_exported_symbols_list=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+	LDFLAGS="$save_LDFLAGS"
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_ld_exported_symbols_list" >&5
+$as_echo "$lt_cv_ld_exported_symbols_list" >&6; }
+
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for -force_load linker flag" >&5
+$as_echo_n "checking for -force_load linker flag... " >&6; }
+if ${lt_cv_ld_force_load+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  lt_cv_ld_force_load=no
+      cat > conftest.c << _LT_EOF
+int forced_loaded() { return 2;}
+_LT_EOF
+      echo "$LTCC $LTCFLAGS -c -o conftest.o conftest.c" >&5
+      $LTCC $LTCFLAGS -c -o conftest.o conftest.c 2>&5
+      echo "$AR cru libconftest.a conftest.o" >&5
+      $AR cru libconftest.a conftest.o 2>&5
+      echo "$RANLIB libconftest.a" >&5
+      $RANLIB libconftest.a 2>&5
+      cat > conftest.c << _LT_EOF
+int main() { return 0;}
+_LT_EOF
+      echo "$LTCC $LTCFLAGS $LDFLAGS -o conftest conftest.c -Wl,-force_load,./libconftest.a" >&5
+      $LTCC $LTCFLAGS $LDFLAGS -o conftest conftest.c -Wl,-force_load,./libconftest.a 2>conftest.err
+      _lt_result=$?
+      if test -s conftest.err && $GREP force_load conftest.err; then
+	cat conftest.err >&5
+      elif test -f conftest && test $_lt_result -eq 0 && $GREP forced_load conftest >/dev/null 2>&1 ; then
+	lt_cv_ld_force_load=yes
+      else
+	cat conftest.err >&5
+      fi
+        rm -f conftest.err libconftest.a conftest conftest.c
+        rm -rf conftest.dSYM
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_ld_force_load" >&5
+$as_echo "$lt_cv_ld_force_load" >&6; }
+    case $host_os in
+    rhapsody* | darwin1.[012])
+      _lt_dar_allow_undefined='${wl}-undefined ${wl}suppress' ;;
+    darwin1.*)
+      _lt_dar_allow_undefined='${wl}-flat_namespace ${wl}-undefined ${wl}suppress' ;;
+    darwin*) # darwin 5.x on
+      # if running on 10.5 or later, the deployment target defaults
+      # to the OS version, if on x86, and 10.4, the deployment
+      # target defaults to 10.4. Don't you love it?
+      case ${MACOSX_DEPLOYMENT_TARGET-10.0},$host in
+	10.0,*86*-darwin8*|10.0,*-darwin[91]*)
+	  _lt_dar_allow_undefined='${wl}-undefined ${wl}dynamic_lookup' ;;
+	10.[012]*)
+	  _lt_dar_allow_undefined='${wl}-flat_namespace ${wl}-undefined ${wl}suppress' ;;
+	10.*)
+	  _lt_dar_allow_undefined='${wl}-undefined ${wl}dynamic_lookup' ;;
+      esac
+    ;;
+  esac
+    if test "$lt_cv_apple_cc_single_mod" = "yes"; then
+      _lt_dar_single_mod='$single_module'
+    fi
+    if test "$lt_cv_ld_exported_symbols_list" = "yes"; then
+      _lt_dar_export_syms=' ${wl}-exported_symbols_list,$output_objdir/${libname}-symbols.expsym'
+    else
+      _lt_dar_export_syms='~$NMEDIT -s $output_objdir/${libname}-symbols.expsym ${lib}'
+    fi
+    if test "$DSYMUTIL" != ":" && test "$lt_cv_ld_force_load" = "no"; then
+      _lt_dsymutil='~$DSYMUTIL $lib || :'
+    else
+      _lt_dsymutil=
+    fi
+    ;;
+  esac
+
+for ac_header in dlfcn.h
+do :
+  ac_fn_c_check_header_compile "$LINENO" "dlfcn.h" "ac_cv_header_dlfcn_h" "$ac_includes_default
+"
+if test "x$ac_cv_header_dlfcn_h" = xyes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_DLFCN_H 1
+_ACEOF
+
+fi
+
+done
+
+
+
+func_stripname_cnf ()
+{
+  case ${2} in
+  .*) func_stripname_result=`$ECHO "${3}" | $SED "s%^${1}%%; s%\\\\${2}\$%%"`;;
+  *)  func_stripname_result=`$ECHO "${3}" | $SED "s%^${1}%%; s%${2}\$%%"`;;
+  esac
+} # func_stripname_cnf
+
+
+
+
+
+
+# Set options
+
+
+
+        enable_dlopen=no
+
+
+  enable_win32_dll=no
+
+
+            # Check whether --enable-shared was given.
+if test "${enable_shared+set}" = set; then :
+  enableval=$enable_shared; p=${PACKAGE-default}
+    case $enableval in
+    yes) enable_shared=yes ;;
+    no) enable_shared=no ;;
+    *)
+      enable_shared=no
+      # Look at the argument we got.  We use all the common list separators.
+      lt_save_ifs="$IFS"; IFS="${IFS}$PATH_SEPARATOR,"
+      for pkg in $enableval; do
+	IFS="$lt_save_ifs"
+	if test "X$pkg" = "X$p"; then
+	  enable_shared=yes
+	fi
+      done
+      IFS="$lt_save_ifs"
+      ;;
+    esac
+else
+  enable_shared=yes
+fi
+
+
+
+
+
+
+
+
+
+  # Check whether --enable-static was given.
+if test "${enable_static+set}" = set; then :
+  enableval=$enable_static; p=${PACKAGE-default}
+    case $enableval in
+    yes) enable_static=yes ;;
+    no) enable_static=no ;;
+    *)
+     enable_static=no
+      # Look at the argument we got.  We use all the common list separators.
+      lt_save_ifs="$IFS"; IFS="${IFS}$PATH_SEPARATOR,"
+      for pkg in $enableval; do
+	IFS="$lt_save_ifs"
+	if test "X$pkg" = "X$p"; then
+	  enable_static=yes
+	fi
+      done
+      IFS="$lt_save_ifs"
+      ;;
+    esac
+else
+  enable_static=yes
+fi
+
+
+
+
+
+
+
+
+
+
+# Check whether --with-pic was given.
+if test "${with_pic+set}" = set; then :
+  withval=$with_pic; lt_p=${PACKAGE-default}
+    case $withval in
+    yes|no) pic_mode=$withval ;;
+    *)
+      pic_mode=default
+      # Look at the argument we got.  We use all the common list separators.
+      lt_save_ifs="$IFS"; IFS="${IFS}$PATH_SEPARATOR,"
+      for lt_pkg in $withval; do
+	IFS="$lt_save_ifs"
+	if test "X$lt_pkg" = "X$lt_p"; then
+	  pic_mode=yes
+	fi
+      done
+      IFS="$lt_save_ifs"
+      ;;
+    esac
+else
+  pic_mode=default
+fi
+
+
+test -z "$pic_mode" && pic_mode=default
+
+
+
+
+
+
+
+  # Check whether --enable-fast-install was given.
+if test "${enable_fast_install+set}" = set; then :
+  enableval=$enable_fast_install; p=${PACKAGE-default}
+    case $enableval in
+    yes) enable_fast_install=yes ;;
+    no) enable_fast_install=no ;;
+    *)
+      enable_fast_install=no
+      # Look at the argument we got.  We use all the common list separators.
+      lt_save_ifs="$IFS"; IFS="${IFS}$PATH_SEPARATOR,"
+      for pkg in $enableval; do
+	IFS="$lt_save_ifs"
+	if test "X$pkg" = "X$p"; then
+	  enable_fast_install=yes
+	fi
+      done
+      IFS="$lt_save_ifs"
+      ;;
+    esac
+else
+  enable_fast_install=yes
+fi
+
+
+
+
+
+
+
+
+
+
+
+# This can be used to rebuild libtool when needed
+LIBTOOL_DEPS="$ltmain"
+
+# Always use our own libtool.
+LIBTOOL='$(SHELL) $(top_builddir)/libtool'
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+test -z "$LN_S" && LN_S="ln -s"
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+if test -n "${ZSH_VERSION+set}" ; then
+   setopt NO_GLOB_SUBST
+fi
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for objdir" >&5
+$as_echo_n "checking for objdir... " >&6; }
+if ${lt_cv_objdir+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  rm -f .libs 2>/dev/null
+mkdir .libs 2>/dev/null
+if test -d .libs; then
+  lt_cv_objdir=.libs
+else
+  # MS-DOS does not allow filenames that begin with a dot.
+  lt_cv_objdir=_libs
+fi
+rmdir .libs 2>/dev/null
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_objdir" >&5
+$as_echo "$lt_cv_objdir" >&6; }
+objdir=$lt_cv_objdir
+
+
+
+
+
+cat >>confdefs.h <<_ACEOF
+#define LT_OBJDIR "$lt_cv_objdir/"
+_ACEOF
+
+
+
+
+case $host_os in
+aix3*)
+  # AIX sometimes has problems with the GCC collect2 program.  For some
+  # reason, if we set the COLLECT_NAMES environment variable, the problems
+  # vanish in a puff of smoke.
+  if test "X${COLLECT_NAMES+set}" != Xset; then
+    COLLECT_NAMES=
+    export COLLECT_NAMES
+  fi
+  ;;
+esac
+
+# Global variables:
+ofile=libtool
+can_build_shared=yes
+
+# All known linkers require a `.a' archive for static linking (except MSVC,
+# which needs '.lib').
+libext=a
+
+with_gnu_ld="$lt_cv_prog_gnu_ld"
+
+old_CC="$CC"
+old_CFLAGS="$CFLAGS"
+
+# Set sane defaults for various variables
+test -z "$CC" && CC=cc
+test -z "$LTCC" && LTCC=$CC
+test -z "$LTCFLAGS" && LTCFLAGS=$CFLAGS
+test -z "$LD" && LD=ld
+test -z "$ac_objext" && ac_objext=o
+
+for cc_temp in $compiler""; do
+  case $cc_temp in
+    compile | *[\\/]compile | ccache | *[\\/]ccache ) ;;
+    distcc | *[\\/]distcc | purify | *[\\/]purify ) ;;
+    \-*) ;;
+    *) break;;
+  esac
+done
+cc_basename=`$ECHO "$cc_temp" | $SED "s%.*/%%; s%^$host_alias-%%"`
+
+
+# Only perform the check for file, if the check method requires it
+test -z "$MAGIC_CMD" && MAGIC_CMD=file
+case $deplibs_check_method in
+file_magic*)
+  if test "$file_magic_cmd" = '$MAGIC_CMD'; then
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for ${ac_tool_prefix}file" >&5
+$as_echo_n "checking for ${ac_tool_prefix}file... " >&6; }
+if ${lt_cv_path_MAGIC_CMD+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  case $MAGIC_CMD in
+[\\/*] |  ?:[\\/]*)
+  lt_cv_path_MAGIC_CMD="$MAGIC_CMD" # Let the user override the test with a path.
+  ;;
+*)
+  lt_save_MAGIC_CMD="$MAGIC_CMD"
+  lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
+  ac_dummy="/usr/bin$PATH_SEPARATOR$PATH"
+  for ac_dir in $ac_dummy; do
+    IFS="$lt_save_ifs"
+    test -z "$ac_dir" && ac_dir=.
+    if test -f $ac_dir/${ac_tool_prefix}file; then
+      lt_cv_path_MAGIC_CMD="$ac_dir/${ac_tool_prefix}file"
+      if test -n "$file_magic_test_file"; then
+	case $deplibs_check_method in
+	"file_magic "*)
+	  file_magic_regex=`expr "$deplibs_check_method" : "file_magic \(.*\)"`
+	  MAGIC_CMD="$lt_cv_path_MAGIC_CMD"
+	  if eval $file_magic_cmd \$file_magic_test_file 2> /dev/null |
+	    $EGREP "$file_magic_regex" > /dev/null; then
+	    :
+	  else
+	    cat <<_LT_EOF 1>&2
+
+*** Warning: the command libtool uses to detect shared libraries,
+*** $file_magic_cmd, produces output that libtool cannot recognize.
+*** The result is that libtool may fail to recognize shared libraries
+*** as such.  This will affect the creation of libtool libraries that
+*** depend on shared libraries, but programs linked with such libtool
+*** libraries will work regardless of this problem.  Nevertheless, you
+*** may want to report the problem to your system manager and/or to
+*** bug-libtool at gnu.org
+
+_LT_EOF
+	  fi ;;
+	esac
+      fi
+      break
+    fi
+  done
+  IFS="$lt_save_ifs"
+  MAGIC_CMD="$lt_save_MAGIC_CMD"
+  ;;
+esac
+fi
+
+MAGIC_CMD="$lt_cv_path_MAGIC_CMD"
+if test -n "$MAGIC_CMD"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $MAGIC_CMD" >&5
+$as_echo "$MAGIC_CMD" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+
+
+
+if test -z "$lt_cv_path_MAGIC_CMD"; then
+  if test -n "$ac_tool_prefix"; then
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for file" >&5
+$as_echo_n "checking for file... " >&6; }
+if ${lt_cv_path_MAGIC_CMD+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  case $MAGIC_CMD in
+[\\/*] |  ?:[\\/]*)
+  lt_cv_path_MAGIC_CMD="$MAGIC_CMD" # Let the user override the test with a path.
+  ;;
+*)
+  lt_save_MAGIC_CMD="$MAGIC_CMD"
+  lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
+  ac_dummy="/usr/bin$PATH_SEPARATOR$PATH"
+  for ac_dir in $ac_dummy; do
+    IFS="$lt_save_ifs"
+    test -z "$ac_dir" && ac_dir=.
+    if test -f $ac_dir/file; then
+      lt_cv_path_MAGIC_CMD="$ac_dir/file"
+      if test -n "$file_magic_test_file"; then
+	case $deplibs_check_method in
+	"file_magic "*)
+	  file_magic_regex=`expr "$deplibs_check_method" : "file_magic \(.*\)"`
+	  MAGIC_CMD="$lt_cv_path_MAGIC_CMD"
+	  if eval $file_magic_cmd \$file_magic_test_file 2> /dev/null |
+	    $EGREP "$file_magic_regex" > /dev/null; then
+	    :
+	  else
+	    cat <<_LT_EOF 1>&2
+
+*** Warning: the command libtool uses to detect shared libraries,
+*** $file_magic_cmd, produces output that libtool cannot recognize.
+*** The result is that libtool may fail to recognize shared libraries
+*** as such.  This will affect the creation of libtool libraries that
+*** depend on shared libraries, but programs linked with such libtool
+*** libraries will work regardless of this problem.  Nevertheless, you
+*** may want to report the problem to your system manager and/or to
+*** bug-libtool at gnu.org
+
+_LT_EOF
+	  fi ;;
+	esac
+      fi
+      break
+    fi
+  done
+  IFS="$lt_save_ifs"
+  MAGIC_CMD="$lt_save_MAGIC_CMD"
+  ;;
+esac
+fi
+
+MAGIC_CMD="$lt_cv_path_MAGIC_CMD"
+if test -n "$MAGIC_CMD"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $MAGIC_CMD" >&5
+$as_echo "$MAGIC_CMD" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+  else
+    MAGIC_CMD=:
+  fi
+fi
+
+  fi
+  ;;
+esac
+
+# Use C for the default configuration in the libtool script
+
+lt_save_CC="$CC"
+ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
+
+# Source file extension for C test sources.
+ac_ext=c
+
+# Object file extension for compiled C test sources.
+objext=o
+objext=$objext
+
+# Code to be used in simple compile tests
+lt_simple_compile_test_code="int some_variable = 0;"
+
+# Code to be used in simple link tests
+lt_simple_link_test_code='int main(){return(0);}'
+
+
+
+
+
+
+
+# If no C compiler was specified, use CC.
+LTCC=${LTCC-"$CC"}
+
+# If no C compiler flags were specified, use CFLAGS.
+LTCFLAGS=${LTCFLAGS-"$CFLAGS"}
+
+# Allow CC to be a program name with arguments.
+compiler=$CC
+
+# Save the default compiler, since it gets overwritten when the other
+# tags are being tested, and _LT_TAGVAR(compiler, []) is a NOP.
+compiler_DEFAULT=$CC
+
+# save warnings/boilerplate of simple test code
+ac_outfile=conftest.$ac_objext
+echo "$lt_simple_compile_test_code" >conftest.$ac_ext
+eval "$ac_compile" 2>&1 >/dev/null | $SED '/^$/d; /^ *+/d' >conftest.err
+_lt_compiler_boilerplate=`cat conftest.err`
+$RM conftest*
+
+ac_outfile=conftest.$ac_objext
+echo "$lt_simple_link_test_code" >conftest.$ac_ext
+eval "$ac_link" 2>&1 >/dev/null | $SED '/^$/d; /^ *+/d' >conftest.err
+_lt_linker_boilerplate=`cat conftest.err`
+$RM -r conftest*
+
+
+## CAVEAT EMPTOR:
+## There is no encapsulation within the following macros, do not change
+## the running order or otherwise move them around unless you know exactly
+## what you are doing...
+if test -n "$compiler"; then
+
+lt_prog_compiler_no_builtin_flag=
+
+if test "$GCC" = yes; then
+  case $cc_basename in
+  nvcc*)
+    lt_prog_compiler_no_builtin_flag=' -Xcompiler -fno-builtin' ;;
+  *)
+    lt_prog_compiler_no_builtin_flag=' -fno-builtin' ;;
+  esac
+
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking if $compiler supports -fno-rtti -fno-exceptions" >&5
+$as_echo_n "checking if $compiler supports -fno-rtti -fno-exceptions... " >&6; }
+if ${lt_cv_prog_compiler_rtti_exceptions+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  lt_cv_prog_compiler_rtti_exceptions=no
+   ac_outfile=conftest.$ac_objext
+   echo "$lt_simple_compile_test_code" > conftest.$ac_ext
+   lt_compiler_flag="-fno-rtti -fno-exceptions"
+   # Insert the option either (1) after the last *FLAGS variable, or
+   # (2) before a word containing "conftest.", or (3) at the end.
+   # Note that $ac_compile itself does not contain backslashes and begins
+   # with a dollar sign (not a hyphen), so the echo should work correctly.
+   # The option is referenced via a variable to avoid confusing sed.
+   lt_compile=`echo "$ac_compile" | $SED \
+   -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
+   -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
+   -e 's:$: $lt_compiler_flag:'`
+   (eval echo "\"\$as_me:$LINENO: $lt_compile\"" >&5)
+   (eval "$lt_compile" 2>conftest.err)
+   ac_status=$?
+   cat conftest.err >&5
+   echo "$as_me:$LINENO: \$? = $ac_status" >&5
+   if (exit $ac_status) && test -s "$ac_outfile"; then
+     # The compiler can only warn and ignore the option if not recognized
+     # So say no if there are warnings other than the usual output.
+     $ECHO "$_lt_compiler_boilerplate" | $SED '/^$/d' >conftest.exp
+     $SED '/^$/d; /^ *+/d' conftest.err >conftest.er2
+     if test ! -s conftest.er2 || diff conftest.exp conftest.er2 >/dev/null; then
+       lt_cv_prog_compiler_rtti_exceptions=yes
+     fi
+   fi
+   $RM conftest*
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_compiler_rtti_exceptions" >&5
+$as_echo "$lt_cv_prog_compiler_rtti_exceptions" >&6; }
+
+if test x"$lt_cv_prog_compiler_rtti_exceptions" = xyes; then
+    lt_prog_compiler_no_builtin_flag="$lt_prog_compiler_no_builtin_flag -fno-rtti -fno-exceptions"
+else
+    :
+fi
+
+fi
+
+
+
+
+
+
+  lt_prog_compiler_wl=
+lt_prog_compiler_pic=
+lt_prog_compiler_static=
+
+
+  if test "$GCC" = yes; then
+    lt_prog_compiler_wl='-Wl,'
+    lt_prog_compiler_static='-static'
+
+    case $host_os in
+      aix*)
+      # All AIX code is PIC.
+      if test "$host_cpu" = ia64; then
+	# AIX 5 now supports IA64 processor
+	lt_prog_compiler_static='-Bstatic'
+      fi
+      ;;
+
+    amigaos*)
+      case $host_cpu in
+      powerpc)
+            # see comment about AmigaOS4 .so support
+            lt_prog_compiler_pic='-fPIC'
+        ;;
+      m68k)
+            # FIXME: we need at least 68020 code to build shared libraries, but
+            # adding the `-m68020' flag to GCC prevents building anything better,
+            # like `-m68040'.
+            lt_prog_compiler_pic='-m68020 -resident32 -malways-restore-a4'
+        ;;
+      esac
+      ;;
+
+    beos* | irix5* | irix6* | nonstopux* | osf3* | osf4* | osf5*)
+      # PIC is the default for these OSes.
+      ;;
+
+    mingw* | cygwin* | pw32* | os2* | cegcc*)
+      # This hack is so that the source file can tell whether it is being
+      # built for inclusion in a dll (and should export symbols for example).
+      # Although the cygwin gcc ignores -fPIC, still need this for old-style
+      # (--disable-auto-import) libraries
+      lt_prog_compiler_pic='-DDLL_EXPORT'
+      ;;
+
+    darwin* | rhapsody*)
+      # PIC is the default on this platform
+      # Common symbols not allowed in MH_DYLIB files
+      lt_prog_compiler_pic='-fno-common'
+      ;;
+
+    haiku*)
+      # PIC is the default for Haiku.
+      # The "-static" flag exists, but is broken.
+      lt_prog_compiler_static=
+      ;;
+
+    hpux*)
+      # PIC is the default for 64-bit PA HP-UX, but not for 32-bit
+      # PA HP-UX.  On IA64 HP-UX, PIC is the default but the pic flag
+      # sets the default TLS model and affects inlining.
+      case $host_cpu in
+      hppa*64*)
+	# +Z the default
+	;;
+      *)
+	lt_prog_compiler_pic='-fPIC'
+	;;
+      esac
+      ;;
+
+    interix[3-9]*)
+      # Interix 3.x gcc -fpic/-fPIC options generate broken code.
+      # Instead, we relocate shared libraries at runtime.
+      ;;
+
+    msdosdjgpp*)
+      # Just because we use GCC doesn't mean we suddenly get shared libraries
+      # on systems that don't support them.
+      lt_prog_compiler_can_build_shared=no
+      enable_shared=no
+      ;;
+
+    *nto* | *qnx*)
+      # QNX uses GNU C++, but need to define -shared option too, otherwise
+      # it will coredump.
+      lt_prog_compiler_pic='-fPIC -shared'
+      ;;
+
+    sysv4*MP*)
+      if test -d /usr/nec; then
+	lt_prog_compiler_pic=-Kconform_pic
+      fi
+      ;;
+
+    *)
+      lt_prog_compiler_pic='-fPIC'
+      ;;
+    esac
+
+    case $cc_basename in
+    nvcc*) # Cuda Compiler Driver 2.2
+      lt_prog_compiler_wl='-Xlinker '
+      if test -n "$lt_prog_compiler_pic"; then
+        lt_prog_compiler_pic="-Xcompiler $lt_prog_compiler_pic"
+      fi
+      ;;
+    esac
+  else
+    # PORTME Check for flag to pass linker flags through the system compiler.
+    case $host_os in
+    aix*)
+      lt_prog_compiler_wl='-Wl,'
+      if test "$host_cpu" = ia64; then
+	# AIX 5 now supports IA64 processor
+	lt_prog_compiler_static='-Bstatic'
+      else
+	lt_prog_compiler_static='-bnso -bI:/lib/syscalls.exp'
+      fi
+      ;;
+
+    mingw* | cygwin* | pw32* | os2* | cegcc*)
+      # This hack is so that the source file can tell whether it is being
+      # built for inclusion in a dll (and should export symbols for example).
+      lt_prog_compiler_pic='-DDLL_EXPORT'
+      ;;
+
+    hpux9* | hpux10* | hpux11*)
+      lt_prog_compiler_wl='-Wl,'
+      # PIC is the default for IA64 HP-UX and 64-bit HP-UX, but
+      # not for PA HP-UX.
+      case $host_cpu in
+      hppa*64*|ia64*)
+	# +Z the default
+	;;
+      *)
+	lt_prog_compiler_pic='+Z'
+	;;
+      esac
+      # Is there a better lt_prog_compiler_static that works with the bundled CC?
+      lt_prog_compiler_static='${wl}-a ${wl}archive'
+      ;;
+
+    irix5* | irix6* | nonstopux*)
+      lt_prog_compiler_wl='-Wl,'
+      # PIC (with -KPIC) is the default.
+      lt_prog_compiler_static='-non_shared'
+      ;;
+
+    linux* | k*bsd*-gnu | kopensolaris*-gnu)
+      case $cc_basename in
+      # old Intel for x86_64 which still supported -KPIC.
+      ecc*)
+	lt_prog_compiler_wl='-Wl,'
+	lt_prog_compiler_pic='-KPIC'
+	lt_prog_compiler_static='-static'
+        ;;
+      # icc used to be incompatible with GCC.
+      # ICC 10 doesn't accept -KPIC any more.
+      icc* | ifort*)
+	lt_prog_compiler_wl='-Wl,'
+	lt_prog_compiler_pic='-fPIC'
+	lt_prog_compiler_static='-static'
+        ;;
+      # Lahey Fortran 8.1.
+      lf95*)
+	lt_prog_compiler_wl='-Wl,'
+	lt_prog_compiler_pic='--shared'
+	lt_prog_compiler_static='--static'
+	;;
+      nagfor*)
+	# NAG Fortran compiler
+	lt_prog_compiler_wl='-Wl,-Wl,,'
+	lt_prog_compiler_pic='-PIC'
+	lt_prog_compiler_static='-Bstatic'
+	;;
+      pgcc* | pgf77* | pgf90* | pgf95* | pgfortran*)
+        # Portland Group compilers (*not* the Pentium gcc compiler,
+	# which looks to be a dead project)
+	lt_prog_compiler_wl='-Wl,'
+	lt_prog_compiler_pic='-fpic'
+	lt_prog_compiler_static='-Bstatic'
+        ;;
+      ccc*)
+        lt_prog_compiler_wl='-Wl,'
+        # All Alpha code is PIC.
+        lt_prog_compiler_static='-non_shared'
+        ;;
+      xl* | bgxl* | bgf* | mpixl*)
+	# IBM XL C 8.0/Fortran 10.1, 11.1 on PPC and BlueGene
+	lt_prog_compiler_wl='-Wl,'
+	lt_prog_compiler_pic='-qpic'
+	lt_prog_compiler_static='-qstaticlink'
+	;;
+      *)
+	case `$CC -V 2>&1 | sed 5q` in
+	*Sun\ Ceres\ Fortran* | *Sun*Fortran*\ [1-7].* | *Sun*Fortran*\ 8.[0-3]*)
+	  # Sun Fortran 8.3 passes all unrecognized flags to the linker
+	  lt_prog_compiler_pic='-KPIC'
+	  lt_prog_compiler_static='-Bstatic'
+	  lt_prog_compiler_wl=''
+	  ;;
+	*Sun\ F* | *Sun*Fortran*)
+	  lt_prog_compiler_pic='-KPIC'
+	  lt_prog_compiler_static='-Bstatic'
+	  lt_prog_compiler_wl='-Qoption ld '
+	  ;;
+	*Sun\ C*)
+	  # Sun C 5.9
+	  lt_prog_compiler_pic='-KPIC'
+	  lt_prog_compiler_static='-Bstatic'
+	  lt_prog_compiler_wl='-Wl,'
+	  ;;
+        *Intel*\ [CF]*Compiler*)
+	  lt_prog_compiler_wl='-Wl,'
+	  lt_prog_compiler_pic='-fPIC'
+	  lt_prog_compiler_static='-static'
+	  ;;
+	*Portland\ Group*)
+	  lt_prog_compiler_wl='-Wl,'
+	  lt_prog_compiler_pic='-fpic'
+	  lt_prog_compiler_static='-Bstatic'
+	  ;;
+	esac
+	;;
+      esac
+      ;;
+
+    newsos6)
+      lt_prog_compiler_pic='-KPIC'
+      lt_prog_compiler_static='-Bstatic'
+      ;;
+
+    *nto* | *qnx*)
+      # QNX uses GNU C++, but need to define -shared option too, otherwise
+      # it will coredump.
+      lt_prog_compiler_pic='-fPIC -shared'
+      ;;
+
+    osf3* | osf4* | osf5*)
+      lt_prog_compiler_wl='-Wl,'
+      # All OSF/1 code is PIC.
+      lt_prog_compiler_static='-non_shared'
+      ;;
+
+    rdos*)
+      lt_prog_compiler_static='-non_shared'
+      ;;
+
+    solaris*)
+      lt_prog_compiler_pic='-KPIC'
+      lt_prog_compiler_static='-Bstatic'
+      case $cc_basename in
+      f77* | f90* | f95* | sunf77* | sunf90* | sunf95*)
+	lt_prog_compiler_wl='-Qoption ld ';;
+      *)
+	lt_prog_compiler_wl='-Wl,';;
+      esac
+      ;;
+
+    sunos4*)
+      lt_prog_compiler_wl='-Qoption ld '
+      lt_prog_compiler_pic='-PIC'
+      lt_prog_compiler_static='-Bstatic'
+      ;;
+
+    sysv4 | sysv4.2uw2* | sysv4.3*)
+      lt_prog_compiler_wl='-Wl,'
+      lt_prog_compiler_pic='-KPIC'
+      lt_prog_compiler_static='-Bstatic'
+      ;;
+
+    sysv4*MP*)
+      if test -d /usr/nec ;then
+	lt_prog_compiler_pic='-Kconform_pic'
+	lt_prog_compiler_static='-Bstatic'
+      fi
+      ;;
+
+    sysv5* | unixware* | sco3.2v5* | sco5v6* | OpenUNIX*)
+      lt_prog_compiler_wl='-Wl,'
+      lt_prog_compiler_pic='-KPIC'
+      lt_prog_compiler_static='-Bstatic'
+      ;;
+
+    unicos*)
+      lt_prog_compiler_wl='-Wl,'
+      lt_prog_compiler_can_build_shared=no
+      ;;
+
+    uts4*)
+      lt_prog_compiler_pic='-pic'
+      lt_prog_compiler_static='-Bstatic'
+      ;;
+
+    *)
+      lt_prog_compiler_can_build_shared=no
+      ;;
+    esac
+  fi
+
+case $host_os in
+  # For platforms which do not support PIC, -DPIC is meaningless:
+  *djgpp*)
+    lt_prog_compiler_pic=
+    ;;
+  *)
+    lt_prog_compiler_pic="$lt_prog_compiler_pic -DPIC"
+    ;;
+esac
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $compiler option to produce PIC" >&5
+$as_echo_n "checking for $compiler option to produce PIC... " >&6; }
+if ${lt_cv_prog_compiler_pic+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  lt_cv_prog_compiler_pic=$lt_prog_compiler_pic
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_compiler_pic" >&5
+$as_echo "$lt_cv_prog_compiler_pic" >&6; }
+lt_prog_compiler_pic=$lt_cv_prog_compiler_pic
+
+#
+# Check to make sure the PIC flag actually works.
+#
+if test -n "$lt_prog_compiler_pic"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking if $compiler PIC flag $lt_prog_compiler_pic works" >&5
+$as_echo_n "checking if $compiler PIC flag $lt_prog_compiler_pic works... " >&6; }
+if ${lt_cv_prog_compiler_pic_works+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  lt_cv_prog_compiler_pic_works=no
+   ac_outfile=conftest.$ac_objext
+   echo "$lt_simple_compile_test_code" > conftest.$ac_ext
+   lt_compiler_flag="$lt_prog_compiler_pic -DPIC"
+   # Insert the option either (1) after the last *FLAGS variable, or
+   # (2) before a word containing "conftest.", or (3) at the end.
+   # Note that $ac_compile itself does not contain backslashes and begins
+   # with a dollar sign (not a hyphen), so the echo should work correctly.
+   # The option is referenced via a variable to avoid confusing sed.
+   lt_compile=`echo "$ac_compile" | $SED \
+   -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
+   -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
+   -e 's:$: $lt_compiler_flag:'`
+   (eval echo "\"\$as_me:$LINENO: $lt_compile\"" >&5)
+   (eval "$lt_compile" 2>conftest.err)
+   ac_status=$?
+   cat conftest.err >&5
+   echo "$as_me:$LINENO: \$? = $ac_status" >&5
+   if (exit $ac_status) && test -s "$ac_outfile"; then
+     # The compiler can only warn and ignore the option if not recognized
+     # So say no if there are warnings other than the usual output.
+     $ECHO "$_lt_compiler_boilerplate" | $SED '/^$/d' >conftest.exp
+     $SED '/^$/d; /^ *+/d' conftest.err >conftest.er2
+     if test ! -s conftest.er2 || diff conftest.exp conftest.er2 >/dev/null; then
+       lt_cv_prog_compiler_pic_works=yes
+     fi
+   fi
+   $RM conftest*
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_compiler_pic_works" >&5
+$as_echo "$lt_cv_prog_compiler_pic_works" >&6; }
+
+if test x"$lt_cv_prog_compiler_pic_works" = xyes; then
+    case $lt_prog_compiler_pic in
+     "" | " "*) ;;
+     *) lt_prog_compiler_pic=" $lt_prog_compiler_pic" ;;
+     esac
+else
+    lt_prog_compiler_pic=
+     lt_prog_compiler_can_build_shared=no
+fi
+
+fi
+
+
+
+
+
+
+
+
+
+
+
+#
+# Check to make sure the static flag actually works.
+#
+wl=$lt_prog_compiler_wl eval lt_tmp_static_flag=\"$lt_prog_compiler_static\"
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $compiler static flag $lt_tmp_static_flag works" >&5
+$as_echo_n "checking if $compiler static flag $lt_tmp_static_flag works... " >&6; }
+if ${lt_cv_prog_compiler_static_works+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  lt_cv_prog_compiler_static_works=no
+   save_LDFLAGS="$LDFLAGS"
+   LDFLAGS="$LDFLAGS $lt_tmp_static_flag"
+   echo "$lt_simple_link_test_code" > conftest.$ac_ext
+   if (eval $ac_link 2>conftest.err) && test -s conftest$ac_exeext; then
+     # The linker can only warn and ignore the option if not recognized
+     # So say no if there are warnings
+     if test -s conftest.err; then
+       # Append any errors to the config.log.
+       cat conftest.err 1>&5
+       $ECHO "$_lt_linker_boilerplate" | $SED '/^$/d' > conftest.exp
+       $SED '/^$/d; /^ *+/d' conftest.err >conftest.er2
+       if diff conftest.exp conftest.er2 >/dev/null; then
+         lt_cv_prog_compiler_static_works=yes
+       fi
+     else
+       lt_cv_prog_compiler_static_works=yes
+     fi
+   fi
+   $RM -r conftest*
+   LDFLAGS="$save_LDFLAGS"
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_compiler_static_works" >&5
+$as_echo "$lt_cv_prog_compiler_static_works" >&6; }
+
+if test x"$lt_cv_prog_compiler_static_works" = xyes; then
+    :
+else
+    lt_prog_compiler_static=
+fi
+
+
+
+
+
+
+
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking if $compiler supports -c -o file.$ac_objext" >&5
+$as_echo_n "checking if $compiler supports -c -o file.$ac_objext... " >&6; }
+if ${lt_cv_prog_compiler_c_o+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  lt_cv_prog_compiler_c_o=no
+   $RM -r conftest 2>/dev/null
+   mkdir conftest
+   cd conftest
+   mkdir out
+   echo "$lt_simple_compile_test_code" > conftest.$ac_ext
+
+   lt_compiler_flag="-o out/conftest2.$ac_objext"
+   # Insert the option either (1) after the last *FLAGS variable, or
+   # (2) before a word containing "conftest.", or (3) at the end.
+   # Note that $ac_compile itself does not contain backslashes and begins
+   # with a dollar sign (not a hyphen), so the echo should work correctly.
+   lt_compile=`echo "$ac_compile" | $SED \
+   -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
+   -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
+   -e 's:$: $lt_compiler_flag:'`
+   (eval echo "\"\$as_me:$LINENO: $lt_compile\"" >&5)
+   (eval "$lt_compile" 2>out/conftest.err)
+   ac_status=$?
+   cat out/conftest.err >&5
+   echo "$as_me:$LINENO: \$? = $ac_status" >&5
+   if (exit $ac_status) && test -s out/conftest2.$ac_objext
+   then
+     # The compiler can only warn and ignore the option if not recognized
+     # So say no if there are warnings
+     $ECHO "$_lt_compiler_boilerplate" | $SED '/^$/d' > out/conftest.exp
+     $SED '/^$/d; /^ *+/d' out/conftest.err >out/conftest.er2
+     if test ! -s out/conftest.er2 || diff out/conftest.exp out/conftest.er2 >/dev/null; then
+       lt_cv_prog_compiler_c_o=yes
+     fi
+   fi
+   chmod u+w . 2>&5
+   $RM conftest*
+   # SGI C++ compiler will create directory out/ii_files/ for
+   # template instantiation
+   test -d out/ii_files && $RM out/ii_files/* && rmdir out/ii_files
+   $RM out/* && rmdir out
+   cd ..
+   $RM -r conftest
+   $RM conftest*
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_compiler_c_o" >&5
+$as_echo "$lt_cv_prog_compiler_c_o" >&6; }
+
+
+
+
+
+
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking if $compiler supports -c -o file.$ac_objext" >&5
+$as_echo_n "checking if $compiler supports -c -o file.$ac_objext... " >&6; }
+if ${lt_cv_prog_compiler_c_o+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  lt_cv_prog_compiler_c_o=no
+   $RM -r conftest 2>/dev/null
+   mkdir conftest
+   cd conftest
+   mkdir out
+   echo "$lt_simple_compile_test_code" > conftest.$ac_ext
+
+   lt_compiler_flag="-o out/conftest2.$ac_objext"
+   # Insert the option either (1) after the last *FLAGS variable, or
+   # (2) before a word containing "conftest.", or (3) at the end.
+   # Note that $ac_compile itself does not contain backslashes and begins
+   # with a dollar sign (not a hyphen), so the echo should work correctly.
+   lt_compile=`echo "$ac_compile" | $SED \
+   -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
+   -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
+   -e 's:$: $lt_compiler_flag:'`
+   (eval echo "\"\$as_me:$LINENO: $lt_compile\"" >&5)
+   (eval "$lt_compile" 2>out/conftest.err)
+   ac_status=$?
+   cat out/conftest.err >&5
+   echo "$as_me:$LINENO: \$? = $ac_status" >&5
+   if (exit $ac_status) && test -s out/conftest2.$ac_objext
+   then
+     # The compiler can only warn and ignore the option if not recognized
+     # So say no if there are warnings
+     $ECHO "$_lt_compiler_boilerplate" | $SED '/^$/d' > out/conftest.exp
+     $SED '/^$/d; /^ *+/d' out/conftest.err >out/conftest.er2
+     if test ! -s out/conftest.er2 || diff out/conftest.exp out/conftest.er2 >/dev/null; then
+       lt_cv_prog_compiler_c_o=yes
+     fi
+   fi
+   chmod u+w . 2>&5
+   $RM conftest*
+   # SGI C++ compiler will create directory out/ii_files/ for
+   # template instantiation
+   test -d out/ii_files && $RM out/ii_files/* && rmdir out/ii_files
+   $RM out/* && rmdir out
+   cd ..
+   $RM -r conftest
+   $RM conftest*
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_compiler_c_o" >&5
+$as_echo "$lt_cv_prog_compiler_c_o" >&6; }
+
+
+
+
+hard_links="nottested"
+if test "$lt_cv_prog_compiler_c_o" = no && test "$need_locks" != no; then
+  # do not overwrite the value of need_locks provided by the user
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking if we can lock with hard links" >&5
+$as_echo_n "checking if we can lock with hard links... " >&6; }
+  hard_links=yes
+  $RM conftest*
+  ln conftest.a conftest.b 2>/dev/null && hard_links=no
+  touch conftest.a
+  ln conftest.a conftest.b 2>&5 || hard_links=no
+  ln conftest.a conftest.b 2>/dev/null && hard_links=no
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $hard_links" >&5
+$as_echo "$hard_links" >&6; }
+  if test "$hard_links" = no; then
+    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \`$CC' does not support \`-c -o', so \`make -j' may be unsafe" >&5
+$as_echo "$as_me: WARNING: \`$CC' does not support \`-c -o', so \`make -j' may be unsafe" >&2;}
+    need_locks=warn
+  fi
+else
+  need_locks=no
+fi
+
+
+
+
+
+
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the $compiler linker ($LD) supports shared libraries" >&5
+$as_echo_n "checking whether the $compiler linker ($LD) supports shared libraries... " >&6; }
+
+  runpath_var=
+  allow_undefined_flag=
+  always_export_symbols=no
+  archive_cmds=
+  archive_expsym_cmds=
+  compiler_needs_object=no
+  enable_shared_with_static_runtimes=no
+  export_dynamic_flag_spec=
+  export_symbols_cmds='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
+  hardcode_automatic=no
+  hardcode_direct=no
+  hardcode_direct_absolute=no
+  hardcode_libdir_flag_spec=
+  hardcode_libdir_separator=
+  hardcode_minus_L=no
+  hardcode_shlibpath_var=unsupported
+  inherit_rpath=no
+  link_all_deplibs=unknown
+  module_cmds=
+  module_expsym_cmds=
+  old_archive_from_new_cmds=
+  old_archive_from_expsyms_cmds=
+  thread_safe_flag_spec=
+  whole_archive_flag_spec=
+  # include_expsyms should be a list of space-separated symbols to be *always*
+  # included in the symbol list
+  include_expsyms=
+  # exclude_expsyms can be an extended regexp of symbols to exclude
+  # it will be wrapped by ` (' and `)$', so one must not match beginning or
+  # end of line.  Example: `a|bc|.*d.*' will exclude the symbols `a' and `bc',
+  # as well as any symbol that contains `d'.
+  exclude_expsyms='_GLOBAL_OFFSET_TABLE_|_GLOBAL__F[ID]_.*'
+  # Although _GLOBAL_OFFSET_TABLE_ is a valid symbol C name, most a.out
+  # platforms (ab)use it in PIC code, but their linkers get confused if
+  # the symbol is explicitly referenced.  Since portable code cannot
+  # rely on this symbol name, it's probably fine to never include it in
+  # preloaded symbol tables.
+  # Exclude shared library initialization/finalization symbols.
+  extract_expsyms_cmds=
+
+  case $host_os in
+  cygwin* | mingw* | pw32* | cegcc*)
+    # FIXME: the MSVC++ port hasn't been tested in a loooong time
+    # When not using gcc, we currently assume that we are using
+    # Microsoft Visual C++.
+    if test "$GCC" != yes; then
+      with_gnu_ld=no
+    fi
+    ;;
+  interix*)
+    # we just hope/assume this is gcc and not c89 (= MSVC++)
+    with_gnu_ld=yes
+    ;;
+  openbsd*)
+    with_gnu_ld=no
+    ;;
+  esac
+
+  ld_shlibs=yes
+
+  # On some targets, GNU ld is compatible enough with the native linker
+  # that we're better off using the native interface for both.
+  lt_use_gnu_ld_interface=no
+  if test "$with_gnu_ld" = yes; then
+    case $host_os in
+      aix*)
+	# The AIX port of GNU ld has always aspired to compatibility
+	# with the native linker.  However, as the warning in the GNU ld
+	# block says, versions before 2.19.5* couldn't really create working
+	# shared libraries, regardless of the interface used.
+	case `$LD -v 2>&1` in
+	  *\ \(GNU\ Binutils\)\ 2.19.5*) ;;
+	  *\ \(GNU\ Binutils\)\ 2.[2-9]*) ;;
+	  *\ \(GNU\ Binutils\)\ [3-9]*) ;;
+	  *)
+	    lt_use_gnu_ld_interface=yes
+	    ;;
+	esac
+	;;
+      *)
+	lt_use_gnu_ld_interface=yes
+	;;
+    esac
+  fi
+
+  if test "$lt_use_gnu_ld_interface" = yes; then
+    # If archive_cmds runs LD, not CC, wlarc should be empty
+    wlarc='${wl}'
+
+    # Set some defaults for GNU ld with shared library support. These
+    # are reset later if shared libraries are not supported. Putting them
+    # here allows them to be overridden if necessary.
+    runpath_var=LD_RUN_PATH
+    hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
+    export_dynamic_flag_spec='${wl}--export-dynamic'
+    # ancient GNU ld didn't support --whole-archive et. al.
+    if $LD --help 2>&1 | $GREP 'no-whole-archive' > /dev/null; then
+      whole_archive_flag_spec="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
+    else
+      whole_archive_flag_spec=
+    fi
+    supports_anon_versioning=no
+    case `$LD -v 2>&1` in
+      *GNU\ gold*) supports_anon_versioning=yes ;;
+      *\ [01].* | *\ 2.[0-9].* | *\ 2.10.*) ;; # catch versions < 2.11
+      *\ 2.11.93.0.2\ *) supports_anon_versioning=yes ;; # RH7.3 ...
+      *\ 2.11.92.0.12\ *) supports_anon_versioning=yes ;; # Mandrake 8.2 ...
+      *\ 2.11.*) ;; # other 2.11 versions
+      *) supports_anon_versioning=yes ;;
+    esac
+
+    # See if GNU ld supports shared libraries.
+    case $host_os in
+    aix[3-9]*)
+      # On AIX/PPC, the GNU linker is very broken
+      if test "$host_cpu" != ia64; then
+	ld_shlibs=no
+	cat <<_LT_EOF 1>&2
+
+*** Warning: the GNU linker, at least up to release 2.19, is reported
+*** to be unable to reliably create shared libraries on AIX.
+*** Therefore, libtool is disabling shared libraries support.  If you
+*** really care for shared libraries, you may want to install binutils
+*** 2.20 or above, or modify your PATH so that a non-GNU linker is found.
+*** You will then need to restart the configuration process.
+
+_LT_EOF
+      fi
+      ;;
+
+    amigaos*)
+      case $host_cpu in
+      powerpc)
+            # see comment about AmigaOS4 .so support
+            archive_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
+            archive_expsym_cmds=''
+        ;;
+      m68k)
+            archive_cmds='$RM $output_objdir/a2ixlibrary.data~$ECHO "#define NAME $libname" > $output_objdir/a2ixlibrary.data~$ECHO "#define LIBRARY_ID 1" >> $output_objdir/a2ixlibrary.data~$ECHO "#define VERSION $major" >> $output_objdir/a2ixlibrary.data~$ECHO "#define REVISION $revision" >> $output_objdir/a2ixlibrary.data~$AR $AR_FLAGS $lib $libobjs~$RANLIB $lib~(cd $output_objdir && a2ixlibrary -32)'
+            hardcode_libdir_flag_spec='-L$libdir'
+            hardcode_minus_L=yes
+        ;;
+      esac
+      ;;
+
+    beos*)
+      if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
+	allow_undefined_flag=unsupported
+	# Joseph Beckenbach <jrb3 at best.com> says some releases of gcc
+	# support --undefined.  This deserves some investigation.  FIXME
+	archive_cmds='$CC -nostart $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
+      else
+	ld_shlibs=no
+      fi
+      ;;
+
+    cygwin* | mingw* | pw32* | cegcc*)
+      # _LT_TAGVAR(hardcode_libdir_flag_spec, ) is actually meaningless,
+      # as there is no search path for DLLs.
+      hardcode_libdir_flag_spec='-L$libdir'
+      export_dynamic_flag_spec='${wl}--export-all-symbols'
+      allow_undefined_flag=unsupported
+      always_export_symbols=no
+      enable_shared_with_static_runtimes=yes
+      export_symbols_cmds='$NM $libobjs $convenience | $global_symbol_pipe | $SED -e '\''/^[BCDGRS][ ]/s/.*[ ]\([^ ]*\)/\1 DATA/;s/^.*[ ]__nm__\([^ ]*\)[ ][^ ]*/\1 DATA/;/^I[ ]/d;/^[AITW][ ]/s/.* //'\'' | sort | uniq > $export_symbols'
+      exclude_expsyms='[_]+GLOBAL_OFFSET_TABLE_|[_]+GLOBAL__[FID]_.*|[_]+head_[A-Za-z0-9_]+_dll|[A-Za-z0-9_]+_dll_iname'
+
+      if $LD --help 2>&1 | $GREP 'auto-import' > /dev/null; then
+        archive_cmds='$CC -shared $libobjs $deplibs $compiler_flags -o $output_objdir/$soname ${wl}--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
+	# If the export-symbols file already is a .def file (1st line
+	# is EXPORTS), use it as is; otherwise, prepend...
+	archive_expsym_cmds='if test "x`$SED 1q $export_symbols`" = xEXPORTS; then
+	  cp $export_symbols $output_objdir/$soname.def;
+	else
+	  echo EXPORTS > $output_objdir/$soname.def;
+	  cat $export_symbols >> $output_objdir/$soname.def;
+	fi~
+	$CC -shared $output_objdir/$soname.def $libobjs $deplibs $compiler_flags -o $output_objdir/$soname ${wl}--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
+      else
+	ld_shlibs=no
+      fi
+      ;;
+
+    haiku*)
+      archive_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
+      link_all_deplibs=yes
+      ;;
+
+    interix[3-9]*)
+      hardcode_direct=no
+      hardcode_shlibpath_var=no
+      hardcode_libdir_flag_spec='${wl}-rpath,$libdir'
+      export_dynamic_flag_spec='${wl}-E'
+      # Hack: On Interix 3.x, we cannot compile PIC because of a broken gcc.
+      # Instead, shared libraries are loaded at an image base (0x10000000 by
+      # default) and relocated if they conflict, which is a slow very memory
+      # consuming and fragmenting process.  To avoid this, we pick a random,
+      # 256 KiB-aligned image base between 0x50000000 and 0x6FFC0000 at link
+      # time.  Moving up from 0x10000000 also allows more sbrk(2) space.
+      archive_cmds='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-h,$soname ${wl}--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
+      archive_expsym_cmds='sed "s,^,_," $export_symbols >$output_objdir/$soname.expsym~$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-h,$soname ${wl}--retain-symbols-file,$output_objdir/$soname.expsym ${wl}--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
+      ;;
+
+    gnu* | linux* | tpf* | k*bsd*-gnu | kopensolaris*-gnu)
+      tmp_diet=no
+      if test "$host_os" = linux-dietlibc; then
+	case $cc_basename in
+	  diet\ *) tmp_diet=yes;;	# linux-dietlibc with static linking (!diet-dyn)
+	esac
+      fi
+      if $LD --help 2>&1 | $EGREP ': supported targets:.* elf' > /dev/null \
+	 && test "$tmp_diet" = no
+      then
+	tmp_addflag=' $pic_flag'
+	tmp_sharedflag='-shared'
+	case $cc_basename,$host_cpu in
+        pgcc*)				# Portland Group C compiler
+	  whole_archive_flag_spec='${wl}--whole-archive`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive'
+	  tmp_addflag=' $pic_flag'
+	  ;;
+	pgf77* | pgf90* | pgf95* | pgfortran*)
+					# Portland Group f77 and f90 compilers
+	  whole_archive_flag_spec='${wl}--whole-archive`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive'
+	  tmp_addflag=' $pic_flag -Mnomain' ;;
+	ecc*,ia64* | icc*,ia64*)	# Intel C compiler on ia64
+	  tmp_addflag=' -i_dynamic' ;;
+	efc*,ia64* | ifort*,ia64*)	# Intel Fortran compiler on ia64
+	  tmp_addflag=' -i_dynamic -nofor_main' ;;
+	ifc* | ifort*)			# Intel Fortran compiler
+	  tmp_addflag=' -nofor_main' ;;
+	lf95*)				# Lahey Fortran 8.1
+	  whole_archive_flag_spec=
+	  tmp_sharedflag='--shared' ;;
+	xl[cC]* | bgxl[cC]* | mpixl[cC]*) # IBM XL C 8.0 on PPC (deal with xlf below)
+	  tmp_sharedflag='-qmkshrobj'
+	  tmp_addflag= ;;
+	nvcc*)	# Cuda Compiler Driver 2.2
+	  whole_archive_flag_spec='${wl}--whole-archive`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive'
+	  compiler_needs_object=yes
+	  ;;
+	esac
+	case `$CC -V 2>&1 | sed 5q` in
+	*Sun\ C*)			# Sun C 5.9
+	  whole_archive_flag_spec='${wl}--whole-archive`new_convenience=; for conv in $convenience\"\"; do test -z \"$conv\" || new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive'
+	  compiler_needs_object=yes
+	  tmp_sharedflag='-G' ;;
+	*Sun\ F*)			# Sun Fortran 8.3
+	  tmp_sharedflag='-G' ;;
+	esac
+	archive_cmds='$CC '"$tmp_sharedflag""$tmp_addflag"' $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
+
+        if test "x$supports_anon_versioning" = xyes; then
+          archive_expsym_cmds='echo "{ global:" > $output_objdir/$libname.ver~
+	    cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~
+	    echo "local: *; };" >> $output_objdir/$libname.ver~
+	    $CC '"$tmp_sharedflag""$tmp_addflag"' $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-version-script ${wl}$output_objdir/$libname.ver -o $lib'
+        fi
+
+	case $cc_basename in
+	xlf* | bgf* | bgxlf* | mpixlf*)
+	  # IBM XL Fortran 10.1 on PPC cannot create shared libs itself
+	  whole_archive_flag_spec='--whole-archive$convenience --no-whole-archive'
+	  hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
+	  archive_cmds='$LD -shared $libobjs $deplibs $linker_flags -soname $soname -o $lib'
+	  if test "x$supports_anon_versioning" = xyes; then
+	    archive_expsym_cmds='echo "{ global:" > $output_objdir/$libname.ver~
+	      cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~
+	      echo "local: *; };" >> $output_objdir/$libname.ver~
+	      $LD -shared $libobjs $deplibs $linker_flags -soname $soname -version-script $output_objdir/$libname.ver -o $lib'
+	  fi
+	  ;;
+	esac
+      else
+        ld_shlibs=no
+      fi
+      ;;
+
+    netbsd*)
+      if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
+	archive_cmds='$LD -Bshareable $libobjs $deplibs $linker_flags -o $lib'
+	wlarc=
+      else
+	archive_cmds='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
+	archive_expsym_cmds='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
+      fi
+      ;;
+
+    solaris*)
+      if $LD -v 2>&1 | $GREP 'BFD 2\.8' > /dev/null; then
+	ld_shlibs=no
+	cat <<_LT_EOF 1>&2
+
+*** Warning: The releases 2.8.* of the GNU linker cannot reliably
+*** create shared libraries on Solaris systems.  Therefore, libtool
+*** is disabling shared libraries support.  We urge you to upgrade GNU
+*** binutils to release 2.9.1 or newer.  Another option is to modify
+*** your PATH or compiler configuration so that the native linker is
+*** used, and then restart.
+
+_LT_EOF
+      elif $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
+	archive_cmds='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
+	archive_expsym_cmds='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
+      else
+	ld_shlibs=no
+      fi
+      ;;
+
+    sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX*)
+      case `$LD -v 2>&1` in
+        *\ [01].* | *\ 2.[0-9].* | *\ 2.1[0-5].*)
+	ld_shlibs=no
+	cat <<_LT_EOF 1>&2
+
+*** Warning: Releases of the GNU linker prior to 2.16.91.0.3 can not
+*** reliably create shared libraries on SCO systems.  Therefore, libtool
+*** is disabling shared libraries support.  We urge you to upgrade GNU
+*** binutils to release 2.16.91.0.3 or newer.  Another option is to modify
+*** your PATH or compiler configuration so that the native linker is
+*** used, and then restart.
+
+_LT_EOF
+	;;
+	*)
+	  # For security reasons, it is highly recommended that you always
+	  # use absolute paths for naming shared libraries, and exclude the
+	  # DT_RUNPATH tag from executables and libraries.  But doing so
+	  # requires that you compile everything twice, which is a pain.
+	  if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
+	    hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
+	    archive_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
+	    archive_expsym_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
+	  else
+	    ld_shlibs=no
+	  fi
+	;;
+      esac
+      ;;
+
+    sunos4*)
+      archive_cmds='$LD -assert pure-text -Bshareable -o $lib $libobjs $deplibs $linker_flags'
+      wlarc=
+      hardcode_direct=yes
+      hardcode_shlibpath_var=no
+      ;;
+
+    *)
+      if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
+	archive_cmds='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
+	archive_expsym_cmds='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
+      else
+	ld_shlibs=no
+      fi
+      ;;
+    esac
+
+    if test "$ld_shlibs" = no; then
+      runpath_var=
+      hardcode_libdir_flag_spec=
+      export_dynamic_flag_spec=
+      whole_archive_flag_spec=
+    fi
+  else
+    # PORTME fill in a description of your system's linker (not GNU ld)
+    case $host_os in
+    aix3*)
+      allow_undefined_flag=unsupported
+      always_export_symbols=yes
+      archive_expsym_cmds='$LD -o $output_objdir/$soname $libobjs $deplibs $linker_flags -bE:$export_symbols -T512 -H512 -bM:SRE~$AR $AR_FLAGS $lib $output_objdir/$soname'
+      # Note: this linker hardcodes the directories in LIBPATH if there
+      # are no directories specified by -L.
+      hardcode_minus_L=yes
+      if test "$GCC" = yes && test -z "$lt_prog_compiler_static"; then
+	# Neither direct hardcoding nor static linking is supported with a
+	# broken collect2.
+	hardcode_direct=unsupported
+      fi
+      ;;
+
+    aix[4-9]*)
+      if test "$host_cpu" = ia64; then
+	# On IA64, the linker does run time linking by default, so we don't
+	# have to do anything special.
+	aix_use_runtimelinking=no
+	exp_sym_flag='-Bexport'
+	no_entry_flag=""
+      else
+	# If we're using GNU nm, then we don't want the "-C" option.
+	# -C means demangle to AIX nm, but means don't demangle with GNU nm
+	# Also, AIX nm treats weak defined symbols like other global
+	# defined symbols, whereas GNU nm marks them as "W".
+	if $NM -V 2>&1 | $GREP 'GNU' > /dev/null; then
+	  export_symbols_cmds='$NM -Bpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B") || (\$ 2 == "W")) && (substr(\$ 3,1,1) != ".")) { print \$ 3 } }'\'' | sort -u > $export_symbols'
+	else
+	  export_symbols_cmds='$NM -BCpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B")) && (substr(\$ 3,1,1) != ".")) { print \$ 3 } }'\'' | sort -u > $export_symbols'
+	fi
+	aix_use_runtimelinking=no
+
+	# Test if we are trying to use run time linking or normal
+	# AIX style linking. If -brtl is somewhere in LDFLAGS, we
+	# need to do runtime linking.
+	case $host_os in aix4.[23]|aix4.[23].*|aix[5-9]*)
+	  for ld_flag in $LDFLAGS; do
+	  if (test $ld_flag = "-brtl" || test $ld_flag = "-Wl,-brtl"); then
+	    aix_use_runtimelinking=yes
+	    break
+	  fi
+	  done
+	  ;;
+	esac
+
+	exp_sym_flag='-bexport'
+	no_entry_flag='-bnoentry'
+      fi
+
+      # When large executables or shared objects are built, AIX ld can
+      # have problems creating the table of contents.  If linking a library
+      # or program results in "error TOC overflow" add -mminimal-toc to
+      # CXXFLAGS/CFLAGS for g++/gcc.  In the cases where that is not
+      # enough to fix the problem, add -Wl,-bbigtoc to LDFLAGS.
+
+      archive_cmds=''
+      hardcode_direct=yes
+      hardcode_direct_absolute=yes
+      hardcode_libdir_separator=':'
+      link_all_deplibs=yes
+      file_list_spec='${wl}-f,'
+
+      if test "$GCC" = yes; then
+	case $host_os in aix4.[012]|aix4.[012].*)
+	# We only want to do this on AIX 4.2 and lower, the check
+	# below for broken collect2 doesn't work under 4.3+
+	  collect2name=`${CC} -print-prog-name=collect2`
+	  if test -f "$collect2name" &&
+	   strings "$collect2name" | $GREP resolve_lib_name >/dev/null
+	  then
+	  # We have reworked collect2
+	  :
+	  else
+	  # We have old collect2
+	  hardcode_direct=unsupported
+	  # It fails to find uninstalled libraries when the uninstalled
+	  # path is not listed in the libpath.  Setting hardcode_minus_L
+	  # to unsupported forces relinking
+	  hardcode_minus_L=yes
+	  hardcode_libdir_flag_spec='-L$libdir'
+	  hardcode_libdir_separator=
+	  fi
+	  ;;
+	esac
+	shared_flag='-shared'
+	if test "$aix_use_runtimelinking" = yes; then
+	  shared_flag="$shared_flag "'${wl}-G'
+	fi
+      else
+	# not using gcc
+	if test "$host_cpu" = ia64; then
+	# VisualAge C++, Version 5.5 for AIX 5L for IA-64, Beta 3 Release
+	# chokes on -Wl,-G. The following line is correct:
+	  shared_flag='-G'
+	else
+	  if test "$aix_use_runtimelinking" = yes; then
+	    shared_flag='${wl}-G'
+	  else
+	    shared_flag='${wl}-bM:SRE'
+	  fi
+	fi
+      fi
+
+      export_dynamic_flag_spec='${wl}-bexpall'
+      # It seems that -bexpall does not export symbols beginning with
+      # underscore (_), so it is better to generate a list of symbols to export.
+      always_export_symbols=yes
+      if test "$aix_use_runtimelinking" = yes; then
+	# Warning - without using the other runtime loading flags (-brtl),
+	# -berok will link without error, but may produce a broken library.
+	allow_undefined_flag='-berok'
+        # Determine the default libpath from the value encoded in an
+        # empty executable.
+        if test "${lt_cv_aix_libpath+set}" = set; then
+  aix_libpath=$lt_cv_aix_libpath
+else
+  if ${lt_cv_aix_libpath_+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+int
+main ()
+{
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+
+  lt_aix_libpath_sed='
+      /Import File Strings/,/^$/ {
+	  /^0/ {
+	      s/^0  *\([^ ]*\) *$/\1/
+	      p
+	  }
+      }'
+  lt_cv_aix_libpath_=`dump -H conftest$ac_exeext 2>/dev/null | $SED -n -e "$lt_aix_libpath_sed"`
+  # Check for a 64-bit object if we didn't find anything.
+  if test -z "$lt_cv_aix_libpath_"; then
+    lt_cv_aix_libpath_=`dump -HX64 conftest$ac_exeext 2>/dev/null | $SED -n -e "$lt_aix_libpath_sed"`
+  fi
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+  if test -z "$lt_cv_aix_libpath_"; then
+    lt_cv_aix_libpath_="/usr/lib:/lib"
+  fi
+
+fi
+
+  aix_libpath=$lt_cv_aix_libpath_
+fi
+
+        hardcode_libdir_flag_spec='${wl}-blibpath:$libdir:'"$aix_libpath"
+        archive_expsym_cmds='$CC -o $output_objdir/$soname $libobjs $deplibs '"\${wl}$no_entry_flag"' $compiler_flags `if test "x${allow_undefined_flag}" != "x"; then func_echo_all "${wl}${allow_undefined_flag}"; else :; fi` '"\${wl}$exp_sym_flag:\$export_symbols $shared_flag"
+      else
+	if test "$host_cpu" = ia64; then
+	  hardcode_libdir_flag_spec='${wl}-R $libdir:/usr/lib:/lib'
+	  allow_undefined_flag="-z nodefs"
+	  archive_expsym_cmds="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs '"\${wl}$no_entry_flag"' $compiler_flags ${wl}${allow_undefined_flag} '"\${wl}$exp_sym_flag:\$export_symbols"
+	else
+	 # Determine the default libpath from the value encoded in an
+	 # empty executable.
+	 if test "${lt_cv_aix_libpath+set}" = set; then
+  aix_libpath=$lt_cv_aix_libpath
+else
+  if ${lt_cv_aix_libpath_+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+int
+main ()
+{
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+
+  lt_aix_libpath_sed='
+      /Import File Strings/,/^$/ {
+	  /^0/ {
+	      s/^0  *\([^ ]*\) *$/\1/
+	      p
+	  }
+      }'
+  lt_cv_aix_libpath_=`dump -H conftest$ac_exeext 2>/dev/null | $SED -n -e "$lt_aix_libpath_sed"`
+  # Check for a 64-bit object if we didn't find anything.
+  if test -z "$lt_cv_aix_libpath_"; then
+    lt_cv_aix_libpath_=`dump -HX64 conftest$ac_exeext 2>/dev/null | $SED -n -e "$lt_aix_libpath_sed"`
+  fi
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+  if test -z "$lt_cv_aix_libpath_"; then
+    lt_cv_aix_libpath_="/usr/lib:/lib"
+  fi
+
+fi
+
+  aix_libpath=$lt_cv_aix_libpath_
+fi
+
+	 hardcode_libdir_flag_spec='${wl}-blibpath:$libdir:'"$aix_libpath"
+	  # Warning - without using the other run time loading flags,
+	  # -berok will link without error, but may produce a broken library.
+	  no_undefined_flag=' ${wl}-bernotok'
+	  allow_undefined_flag=' ${wl}-berok'
+	  if test "$with_gnu_ld" = yes; then
+	    # We only use this code for GNU lds that support --whole-archive.
+	    whole_archive_flag_spec='${wl}--whole-archive$convenience ${wl}--no-whole-archive'
+	  else
+	    # Exported symbols can be pulled into shared objects from archives
+	    whole_archive_flag_spec='$convenience'
+	  fi
+	  archive_cmds_need_lc=yes
+	  # This is similar to how AIX traditionally builds its shared libraries.
+	  archive_expsym_cmds="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs ${wl}-bnoentry $compiler_flags ${wl}-bE:$export_symbols${allow_undefined_flag}~$AR $AR_FLAGS $output_objdir/$libname$release.a $output_objdir/$soname'
+	fi
+      fi
+      ;;
+
+    amigaos*)
+      case $host_cpu in
+      powerpc)
+            # see comment about AmigaOS4 .so support
+            archive_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
+            archive_expsym_cmds=''
+        ;;
+      m68k)
+            archive_cmds='$RM $output_objdir/a2ixlibrary.data~$ECHO "#define NAME $libname" > $output_objdir/a2ixlibrary.data~$ECHO "#define LIBRARY_ID 1" >> $output_objdir/a2ixlibrary.data~$ECHO "#define VERSION $major" >> $output_objdir/a2ixlibrary.data~$ECHO "#define REVISION $revision" >> $output_objdir/a2ixlibrary.data~$AR $AR_FLAGS $lib $libobjs~$RANLIB $lib~(cd $output_objdir && a2ixlibrary -32)'
+            hardcode_libdir_flag_spec='-L$libdir'
+            hardcode_minus_L=yes
+        ;;
+      esac
+      ;;
+
+    bsdi[45]*)
+      export_dynamic_flag_spec=-rdynamic
+      ;;
+
+    cygwin* | mingw* | pw32* | cegcc*)
+      # When not using gcc, we currently assume that we are using
+      # Microsoft Visual C++.
+      # hardcode_libdir_flag_spec is actually meaningless, as there is
+      # no search path for DLLs.
+      case $cc_basename in
+      cl*)
+	# Native MSVC
+	hardcode_libdir_flag_spec=' '
+	allow_undefined_flag=unsupported
+	always_export_symbols=yes
+	file_list_spec='@'
+	# Tell ltmain to make .lib files, not .a files.
+	libext=lib
+	# Tell ltmain to make .dll files, not .so files.
+	shrext_cmds=".dll"
+	# FIXME: Setting linknames here is a bad hack.
+	archive_cmds='$CC -o $output_objdir/$soname $libobjs $compiler_flags $deplibs -Wl,-dll~linknames='
+	archive_expsym_cmds='if test "x`$SED 1q $export_symbols`" = xEXPORTS; then
+	    sed -n -e 's/\\\\\\\(.*\\\\\\\)/-link\\\ -EXPORT:\\\\\\\1/' -e '1\\\!p' < $export_symbols > $output_objdir/$soname.exp;
+	  else
+	    sed -e 's/\\\\\\\(.*\\\\\\\)/-link\\\ -EXPORT:\\\\\\\1/' < $export_symbols > $output_objdir/$soname.exp;
+	  fi~
+	  $CC -o $tool_output_objdir$soname $libobjs $compiler_flags $deplibs "@$tool_output_objdir$soname.exp" -Wl,-DLL,-IMPLIB:"$tool_output_objdir$libname.dll.lib"~
+	  linknames='
+	# The linker will not automatically build a static lib if we build a DLL.
+	# _LT_TAGVAR(old_archive_from_new_cmds, )='true'
+	enable_shared_with_static_runtimes=yes
+	exclude_expsyms='_NULL_IMPORT_DESCRIPTOR|_IMPORT_DESCRIPTOR_.*'
+	export_symbols_cmds='$NM $libobjs $convenience | $global_symbol_pipe | $SED -e '\''/^[BCDGRS][ ]/s/.*[ ]\([^ ]*\)/\1,DATA/'\'' | $SED -e '\''/^[AITW][ ]/s/.*[ ]//'\'' | sort | uniq > $export_symbols'
+	# Don't use ranlib
+	old_postinstall_cmds='chmod 644 $oldlib'
+	postlink_cmds='lt_outputfile="@OUTPUT@"~
+	  lt_tool_outputfile="@TOOL_OUTPUT@"~
+	  case $lt_outputfile in
+	    *.exe|*.EXE) ;;
+	    *)
+	      lt_outputfile="$lt_outputfile.exe"
+	      lt_tool_outputfile="$lt_tool_outputfile.exe"
+	      ;;
+	  esac~
+	  if test "$MANIFEST_TOOL" != ":" && test -f "$lt_outputfile.manifest"; then
+	    $MANIFEST_TOOL -manifest "$lt_tool_outputfile.manifest" -outputresource:"$lt_tool_outputfile" || exit 1;
+	    $RM "$lt_outputfile.manifest";
+	  fi'
+	;;
+      *)
+	# Assume MSVC wrapper
+	hardcode_libdir_flag_spec=' '
+	allow_undefined_flag=unsupported
+	# Tell ltmain to make .lib files, not .a files.
+	libext=lib
+	# Tell ltmain to make .dll files, not .so files.
+	shrext_cmds=".dll"
+	# FIXME: Setting linknames here is a bad hack.
+	archive_cmds='$CC -o $lib $libobjs $compiler_flags `func_echo_all "$deplibs" | $SED '\''s/ -lc$//'\''` -link -dll~linknames='
+	# The linker will automatically build a .lib file if we build a DLL.
+	old_archive_from_new_cmds='true'
+	# FIXME: Should let the user specify the lib program.
+	old_archive_cmds='lib -OUT:$oldlib$oldobjs$old_deplibs'
+	enable_shared_with_static_runtimes=yes
+	;;
+      esac
+      ;;
+
+    darwin* | rhapsody*)
+
+
+  archive_cmds_need_lc=no
+  hardcode_direct=no
+  hardcode_automatic=yes
+  hardcode_shlibpath_var=unsupported
+  if test "$lt_cv_ld_force_load" = "yes"; then
+    whole_archive_flag_spec='`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience ${wl}-force_load,$conv\"; done; func_echo_all \"$new_convenience\"`'
+
+  else
+    whole_archive_flag_spec=''
+  fi
+  link_all_deplibs=yes
+  allow_undefined_flag="$_lt_dar_allow_undefined"
+  case $cc_basename in
+     ifort*) _lt_dar_can_shared=yes ;;
+     *) _lt_dar_can_shared=$GCC ;;
+  esac
+  if test "$_lt_dar_can_shared" = "yes"; then
+    output_verbose_link_cmd=func_echo_all
+    archive_cmds="\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$libobjs \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring $_lt_dar_single_mod${_lt_dsymutil}"
+    module_cmds="\$CC \$allow_undefined_flag -o \$lib -bundle \$libobjs \$deplibs \$compiler_flags${_lt_dsymutil}"
+    archive_expsym_cmds="sed 's,^,_,' < \$export_symbols > \$output_objdir/\${libname}-symbols.expsym~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$libobjs \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring ${_lt_dar_single_mod}${_lt_dar_export_syms}${_lt_dsymutil}"
+    module_expsym_cmds="sed -e 's,^,_,' < \$export_symbols > \$output_objdir/\${libname}-symbols.expsym~\$CC \$allow_undefined_flag -o \$lib -bundle \$libobjs \$deplibs \$compiler_flags${_lt_dar_export_syms}${_lt_dsymutil}"
+
+  else
+  ld_shlibs=no
+  fi
+
+      ;;
+
+    dgux*)
+      archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
+      hardcode_libdir_flag_spec='-L$libdir'
+      hardcode_shlibpath_var=no
+      ;;
+
+    # FreeBSD 2.2.[012] allows us to include c++rt0.o to get C++ constructor
+    # support.  Future versions do this automatically, but an explicit c++rt0.o
+    # does not break anything, and helps significantly (at the cost of a little
+    # extra space).
+    freebsd2.2*)
+      archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags /usr/lib/c++rt0.o'
+      hardcode_libdir_flag_spec='-R$libdir'
+      hardcode_direct=yes
+      hardcode_shlibpath_var=no
+      ;;
+
+    # Unfortunately, older versions of FreeBSD 2 do not have this feature.
+    freebsd2.*)
+      archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'
+      hardcode_direct=yes
+      hardcode_minus_L=yes
+      hardcode_shlibpath_var=no
+      ;;
+
+    # FreeBSD 3 and greater uses gcc -shared to do shared libraries.
+    freebsd* | dragonfly*)
+      archive_cmds='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags'
+      hardcode_libdir_flag_spec='-R$libdir'
+      hardcode_direct=yes
+      hardcode_shlibpath_var=no
+      ;;
+
+    hpux9*)
+      if test "$GCC" = yes; then
+	archive_cmds='$RM $output_objdir/$soname~$CC -shared $pic_flag ${wl}+b ${wl}$install_libdir -o $output_objdir/$soname $libobjs $deplibs $compiler_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib'
+      else
+	archive_cmds='$RM $output_objdir/$soname~$LD -b +b $install_libdir -o $output_objdir/$soname $libobjs $deplibs $linker_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib'
+      fi
+      hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir'
+      hardcode_libdir_separator=:
+      hardcode_direct=yes
+
+      # hardcode_minus_L: Not really in the search PATH,
+      # but as the default location of the library.
+      hardcode_minus_L=yes
+      export_dynamic_flag_spec='${wl}-E'
+      ;;
+
+    hpux10*)
+      if test "$GCC" = yes && test "$with_gnu_ld" = no; then
+	archive_cmds='$CC -shared $pic_flag ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags'
+      else
+	archive_cmds='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linker_flags'
+      fi
+      if test "$with_gnu_ld" = no; then
+	hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir'
+	hardcode_libdir_separator=:
+	hardcode_direct=yes
+	hardcode_direct_absolute=yes
+	export_dynamic_flag_spec='${wl}-E'
+	# hardcode_minus_L: Not really in the search PATH,
+	# but as the default location of the library.
+	hardcode_minus_L=yes
+      fi
+      ;;
+
+    hpux11*)
+      if test "$GCC" = yes && test "$with_gnu_ld" = no; then
+	case $host_cpu in
+	hppa*64*)
+	  archive_cmds='$CC -shared ${wl}+h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags'
+	  ;;
+	ia64*)
+	  archive_cmds='$CC -shared $pic_flag ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $libobjs $deplibs $compiler_flags'
+	  ;;
+	*)
+	  archive_cmds='$CC -shared $pic_flag ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags'
+	  ;;
+	esac
+      else
+	case $host_cpu in
+	hppa*64*)
+	  archive_cmds='$CC -b ${wl}+h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags'
+	  ;;
+	ia64*)
+	  archive_cmds='$CC -b ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $libobjs $deplibs $compiler_flags'
+	  ;;
+	*)
+
+	  # Older versions of the 11.00 compiler do not understand -b yet
+	  # (HP92453-01 A.11.01.20 doesn't, HP92453-01 B.11.X.35175-35176.GP does)
+	  { $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC understands -b" >&5
+$as_echo_n "checking if $CC understands -b... " >&6; }
+if ${lt_cv_prog_compiler__b+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  lt_cv_prog_compiler__b=no
+   save_LDFLAGS="$LDFLAGS"
+   LDFLAGS="$LDFLAGS -b"
+   echo "$lt_simple_link_test_code" > conftest.$ac_ext
+   if (eval $ac_link 2>conftest.err) && test -s conftest$ac_exeext; then
+     # The linker can only warn and ignore the option if not recognized
+     # So say no if there are warnings
+     if test -s conftest.err; then
+       # Append any errors to the config.log.
+       cat conftest.err 1>&5
+       $ECHO "$_lt_linker_boilerplate" | $SED '/^$/d' > conftest.exp
+       $SED '/^$/d; /^ *+/d' conftest.err >conftest.er2
+       if diff conftest.exp conftest.er2 >/dev/null; then
+         lt_cv_prog_compiler__b=yes
+       fi
+     else
+       lt_cv_prog_compiler__b=yes
+     fi
+   fi
+   $RM -r conftest*
+   LDFLAGS="$save_LDFLAGS"
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_compiler__b" >&5
+$as_echo "$lt_cv_prog_compiler__b" >&6; }
+
+if test x"$lt_cv_prog_compiler__b" = xyes; then
+    archive_cmds='$CC -b ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags'
+else
+    archive_cmds='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linker_flags'
+fi
+
+	  ;;
+	esac
+      fi
+      if test "$with_gnu_ld" = no; then
+	hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir'
+	hardcode_libdir_separator=:
+
+	case $host_cpu in
+	hppa*64*|ia64*)
+	  hardcode_direct=no
+	  hardcode_shlibpath_var=no
+	  ;;
+	*)
+	  hardcode_direct=yes
+	  hardcode_direct_absolute=yes
+	  export_dynamic_flag_spec='${wl}-E'
+
+	  # hardcode_minus_L: Not really in the search PATH,
+	  # but as the default location of the library.
+	  hardcode_minus_L=yes
+	  ;;
+	esac
+      fi
+      ;;
+
+    irix5* | irix6* | nonstopux*)
+      if test "$GCC" = yes; then
+	archive_cmds='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
+	# Try to use the -exported_symbol ld option, if it does not
+	# work, assume that -exports_file does not work either and
+	# implicitly export all symbols.
+	# This should be the same for all languages, so no per-tag cache variable.
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the $host_os linker accepts -exported_symbol" >&5
+$as_echo_n "checking whether the $host_os linker accepts -exported_symbol... " >&6; }
+if ${lt_cv_irix_exported_symbol+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  save_LDFLAGS="$LDFLAGS"
+	   LDFLAGS="$LDFLAGS -shared ${wl}-exported_symbol ${wl}foo ${wl}-update_registry ${wl}/dev/null"
+	   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+int foo (void) { return 0; }
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+  lt_cv_irix_exported_symbol=yes
+else
+  lt_cv_irix_exported_symbol=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+           LDFLAGS="$save_LDFLAGS"
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_irix_exported_symbol" >&5
+$as_echo "$lt_cv_irix_exported_symbol" >&6; }
+	if test "$lt_cv_irix_exported_symbol" = yes; then
+          archive_expsym_cmds='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations ${wl}-exports_file ${wl}$export_symbols -o $lib'
+	fi
+      else
+	archive_cmds='$CC -shared $libobjs $deplibs $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib'
+	archive_expsym_cmds='$CC -shared $libobjs $deplibs $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -exports_file $export_symbols -o $lib'
+      fi
+      archive_cmds_need_lc='no'
+      hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
+      hardcode_libdir_separator=:
+      inherit_rpath=yes
+      link_all_deplibs=yes
+      ;;
+
+    netbsd*)
+      if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
+	archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'  # a.out
+      else
+	archive_cmds='$LD -shared -o $lib $libobjs $deplibs $linker_flags'      # ELF
+      fi
+      hardcode_libdir_flag_spec='-R$libdir'
+      hardcode_direct=yes
+      hardcode_shlibpath_var=no
+      ;;
+
+    newsos6)
+      archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
+      hardcode_direct=yes
+      hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
+      hardcode_libdir_separator=:
+      hardcode_shlibpath_var=no
+      ;;
+
+    *nto* | *qnx*)
+      ;;
+
+    openbsd*)
+      if test -f /usr/libexec/ld.so; then
+	hardcode_direct=yes
+	hardcode_shlibpath_var=no
+	hardcode_direct_absolute=yes
+	if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
+	  archive_cmds='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags'
+	  archive_expsym_cmds='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags ${wl}-retain-symbols-file,$export_symbols'
+	  hardcode_libdir_flag_spec='${wl}-rpath,$libdir'
+	  export_dynamic_flag_spec='${wl}-E'
+	else
+	  case $host_os in
+	   openbsd[01].* | openbsd2.[0-7] | openbsd2.[0-7].*)
+	     archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'
+	     hardcode_libdir_flag_spec='-R$libdir'
+	     ;;
+	   *)
+	     archive_cmds='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags'
+	     hardcode_libdir_flag_spec='${wl}-rpath,$libdir'
+	     ;;
+	  esac
+	fi
+      else
+	ld_shlibs=no
+      fi
+      ;;
+
+    os2*)
+      hardcode_libdir_flag_spec='-L$libdir'
+      hardcode_minus_L=yes
+      allow_undefined_flag=unsupported
+      archive_cmds='$ECHO "LIBRARY $libname INITINSTANCE" > $output_objdir/$libname.def~$ECHO "DESCRIPTION \"$libname\"" >> $output_objdir/$libname.def~echo DATA >> $output_objdir/$libname.def~echo " SINGLE NONSHARED" >> $output_objdir/$libname.def~echo EXPORTS >> $output_objdir/$libname.def~emxexp $libobjs >> $output_objdir/$libname.def~$CC -Zdll -Zcrtdll -o $lib $libobjs $deplibs $compiler_flags $output_objdir/$libname.def'
+      old_archive_from_new_cmds='emximp -o $output_objdir/$libname.a $output_objdir/$libname.def'
+      ;;
+
+    osf3*)
+      if test "$GCC" = yes; then
+	allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*'
+	archive_cmds='$CC -shared${allow_undefined_flag} $libobjs $deplibs $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
+      else
+	allow_undefined_flag=' -expect_unresolved \*'
+	archive_cmds='$CC -shared${allow_undefined_flag} $libobjs $deplibs $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib'
+      fi
+      archive_cmds_need_lc='no'
+      hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
+      hardcode_libdir_separator=:
+      ;;
+
+    osf4* | osf5*)	# as osf3* with the addition of -msym flag
+      if test "$GCC" = yes; then
+	allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*'
+	archive_cmds='$CC -shared${allow_undefined_flag} $pic_flag $libobjs $deplibs $compiler_flags ${wl}-msym ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
+	hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
+      else
+	allow_undefined_flag=' -expect_unresolved \*'
+	archive_cmds='$CC -shared${allow_undefined_flag} $libobjs $deplibs $compiler_flags -msym -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib'
+	archive_expsym_cmds='for i in `cat $export_symbols`; do printf "%s %s\\n" -exported_symbol "\$i" >> $lib.exp; done; printf "%s\\n" "-hidden">> $lib.exp~
+	$CC -shared${allow_undefined_flag} ${wl}-input ${wl}$lib.exp $compiler_flags $libobjs $deplibs -soname $soname `test -n "$verstring" && $ECHO "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib~$RM $lib.exp'
+
+	# Both c and cxx compiler support -rpath directly
+	hardcode_libdir_flag_spec='-rpath $libdir'
+      fi
+      archive_cmds_need_lc='no'
+      hardcode_libdir_separator=:
+      ;;
+
+    solaris*)
+      no_undefined_flag=' -z defs'
+      if test "$GCC" = yes; then
+	wlarc='${wl}'
+	archive_cmds='$CC -shared $pic_flag ${wl}-z ${wl}text ${wl}-h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags'
+	archive_expsym_cmds='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
+	  $CC -shared $pic_flag ${wl}-z ${wl}text ${wl}-M ${wl}$lib.exp ${wl}-h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags~$RM $lib.exp'
+      else
+	case `$CC -V 2>&1` in
+	*"Compilers 5.0"*)
+	  wlarc=''
+	  archive_cmds='$LD -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $linker_flags'
+	  archive_expsym_cmds='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
+	  $LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linker_flags~$RM $lib.exp'
+	  ;;
+	*)
+	  wlarc='${wl}'
+	  archive_cmds='$CC -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $compiler_flags'
+	  archive_expsym_cmds='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
+	  $CC -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $compiler_flags~$RM $lib.exp'
+	  ;;
+	esac
+      fi
+      hardcode_libdir_flag_spec='-R$libdir'
+      hardcode_shlibpath_var=no
+      case $host_os in
+      solaris2.[0-5] | solaris2.[0-5].*) ;;
+      *)
+	# The compiler driver will combine and reorder linker options,
+	# but understands `-z linker_flag'.  GCC discards it without `$wl',
+	# but is careful enough not to reorder.
+	# Supported since Solaris 2.6 (maybe 2.5.1?)
+	if test "$GCC" = yes; then
+	  whole_archive_flag_spec='${wl}-z ${wl}allextract$convenience ${wl}-z ${wl}defaultextract'
+	else
+	  whole_archive_flag_spec='-z allextract$convenience -z defaultextract'
+	fi
+	;;
+      esac
+      link_all_deplibs=yes
+      ;;
+
+    sunos4*)
+      if test "x$host_vendor" = xsequent; then
+	# Use $CC to link under sequent, because it throws in some extra .o
+	# files that make .init and .fini sections work.
+	archive_cmds='$CC -G ${wl}-h $soname -o $lib $libobjs $deplibs $compiler_flags'
+      else
+	archive_cmds='$LD -assert pure-text -Bstatic -o $lib $libobjs $deplibs $linker_flags'
+      fi
+      hardcode_libdir_flag_spec='-L$libdir'
+      hardcode_direct=yes
+      hardcode_minus_L=yes
+      hardcode_shlibpath_var=no
+      ;;
+
+    sysv4)
+      case $host_vendor in
+	sni)
+	  archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
+	  hardcode_direct=yes # is this really true???
+	;;
+	siemens)
+	  ## LD is ld it makes a PLAMLIB
+	  ## CC just makes a GrossModule.
+	  archive_cmds='$LD -G -o $lib $libobjs $deplibs $linker_flags'
+	  reload_cmds='$CC -r -o $output$reload_objs'
+	  hardcode_direct=no
+        ;;
+	motorola)
+	  archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
+	  hardcode_direct=no #Motorola manual says yes, but my tests say they lie
+	;;
+      esac
+      runpath_var='LD_RUN_PATH'
+      hardcode_shlibpath_var=no
+      ;;
+
+    sysv4.3*)
+      archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
+      hardcode_shlibpath_var=no
+      export_dynamic_flag_spec='-Bexport'
+      ;;
+
+    sysv4*MP*)
+      if test -d /usr/nec; then
+	archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
+	hardcode_shlibpath_var=no
+	runpath_var=LD_RUN_PATH
+	hardcode_runpath_var=yes
+	ld_shlibs=yes
+      fi
+      ;;
+
+    sysv4*uw2* | sysv5OpenUNIX* | sysv5UnixWare7.[01].[10]* | unixware7* | sco3.2v5.0.[024]*)
+      no_undefined_flag='${wl}-z,text'
+      archive_cmds_need_lc=no
+      hardcode_shlibpath_var=no
+      runpath_var='LD_RUN_PATH'
+
+      if test "$GCC" = yes; then
+	archive_cmds='$CC -shared ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
+	archive_expsym_cmds='$CC -shared ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
+      else
+	archive_cmds='$CC -G ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
+	archive_expsym_cmds='$CC -G ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
+      fi
+      ;;
+
+    sysv5* | sco3.2v5* | sco5v6*)
+      # Note: We can NOT use -z defs as we might desire, because we do not
+      # link with -lc, and that would cause any symbols used from libc to
+      # always be unresolved, which means just about no library would
+      # ever link correctly.  If we're not using GNU ld we use -z text
+      # though, which does catch some bad symbols but isn't as heavy-handed
+      # as -z defs.
+      no_undefined_flag='${wl}-z,text'
+      allow_undefined_flag='${wl}-z,nodefs'
+      archive_cmds_need_lc=no
+      hardcode_shlibpath_var=no
+      hardcode_libdir_flag_spec='${wl}-R,$libdir'
+      hardcode_libdir_separator=':'
+      link_all_deplibs=yes
+      export_dynamic_flag_spec='${wl}-Bexport'
+      runpath_var='LD_RUN_PATH'
+
+      if test "$GCC" = yes; then
+	archive_cmds='$CC -shared ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
+	archive_expsym_cmds='$CC -shared ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
+      else
+	archive_cmds='$CC -G ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
+	archive_expsym_cmds='$CC -G ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
+      fi
+      ;;
+
+    uts4*)
+      archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
+      hardcode_libdir_flag_spec='-L$libdir'
+      hardcode_shlibpath_var=no
+      ;;
+
+    *)
+      ld_shlibs=no
+      ;;
+    esac
+
+    if test x$host_vendor = xsni; then
+      case $host in
+      sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*)
+	export_dynamic_flag_spec='${wl}-Blargedynsym'
+	;;
+      esac
+    fi
+  fi
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ld_shlibs" >&5
+$as_echo "$ld_shlibs" >&6; }
+test "$ld_shlibs" = no && can_build_shared=no
+
+with_gnu_ld=$with_gnu_ld
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+#
+# Do we need to explicitly link libc?
+#
+case "x$archive_cmds_need_lc" in
+x|xyes)
+  # Assume -lc should be added
+  archive_cmds_need_lc=yes
+
+  if test "$enable_shared" = yes && test "$GCC" = yes; then
+    case $archive_cmds in
+    *'~'*)
+      # FIXME: we may have to deal with multi-command sequences.
+      ;;
+    '$CC '*)
+      # Test whether the compiler implicitly links with -lc since on some
+      # systems, -lgcc has to come before -lc. If gcc already passes -lc
+      # to ld, don't add -lc before -lgcc.
+      { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -lc should be explicitly linked in" >&5
+$as_echo_n "checking whether -lc should be explicitly linked in... " >&6; }
+if ${lt_cv_archive_cmds_need_lc+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  $RM conftest*
+	echo "$lt_simple_compile_test_code" > conftest.$ac_ext
+
+	if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_compile\""; } >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; } 2>conftest.err; then
+	  soname=conftest
+	  lib=conftest
+	  libobjs=conftest.$ac_objext
+	  deplibs=
+	  wl=$lt_prog_compiler_wl
+	  pic_flag=$lt_prog_compiler_pic
+	  compiler_flags=-v
+	  linker_flags=-v
+	  verstring=
+	  output_objdir=.
+	  libname=conftest
+	  lt_save_allow_undefined_flag=$allow_undefined_flag
+	  allow_undefined_flag=
+	  if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$archive_cmds 2\>\&1 \| $GREP \" -lc \" \>/dev/null 2\>\&1\""; } >&5
+  (eval $archive_cmds 2\>\&1 \| $GREP \" -lc \" \>/dev/null 2\>\&1) 2>&5
+  ac_status=$?
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }
+	  then
+	    lt_cv_archive_cmds_need_lc=no
+	  else
+	    lt_cv_archive_cmds_need_lc=yes
+	  fi
+	  allow_undefined_flag=$lt_save_allow_undefined_flag
+	else
+	  cat conftest.err 1>&5
+	fi
+	$RM conftest*
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_archive_cmds_need_lc" >&5
+$as_echo "$lt_cv_archive_cmds_need_lc" >&6; }
+      archive_cmds_need_lc=$lt_cv_archive_cmds_need_lc
+      ;;
+    esac
+  fi
+  ;;
+esac
+
+
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+
+
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking dynamic linker characteristics" >&5
+$as_echo_n "checking dynamic linker characteristics... " >&6; }
+
+if test "$GCC" = yes; then
+  case $host_os in
+    darwin*) lt_awk_arg="/^libraries:/,/LR/" ;;
+    *) lt_awk_arg="/^libraries:/" ;;
+  esac
+  case $host_os in
+    mingw* | cegcc*) lt_sed_strip_eq="s,=\([A-Za-z]:\),\1,g" ;;
+    *) lt_sed_strip_eq="s,=/,/,g" ;;
+  esac
+  lt_search_path_spec=`$CC -print-search-dirs | awk $lt_awk_arg | $SED -e "s/^libraries://" -e $lt_sed_strip_eq`
+  case $lt_search_path_spec in
+  *\;*)
+    # if the path contains ";" then we assume it to be the separator
+    # otherwise default to the standard path separator (i.e. ":") - it is
+    # assumed that no part of a normal pathname contains ";" but that should
+    # okay in the real world where ";" in dirpaths is itself problematic.
+    lt_search_path_spec=`$ECHO "$lt_search_path_spec" | $SED 's/;/ /g'`
+    ;;
+  *)
+    lt_search_path_spec=`$ECHO "$lt_search_path_spec" | $SED "s/$PATH_SEPARATOR/ /g"`
+    ;;
+  esac
+  # Ok, now we have the path, separated by spaces, we can step through it
+  # and add multilib dir if necessary.
+  lt_tmp_lt_search_path_spec=
+  lt_multi_os_dir=`$CC $CPPFLAGS $CFLAGS $LDFLAGS -print-multi-os-directory 2>/dev/null`
+  for lt_sys_path in $lt_search_path_spec; do
+    if test -d "$lt_sys_path/$lt_multi_os_dir"; then
+      lt_tmp_lt_search_path_spec="$lt_tmp_lt_search_path_spec $lt_sys_path/$lt_multi_os_dir"
+    else
+      test -d "$lt_sys_path" && \
+	lt_tmp_lt_search_path_spec="$lt_tmp_lt_search_path_spec $lt_sys_path"
+    fi
+  done
+  lt_search_path_spec=`$ECHO "$lt_tmp_lt_search_path_spec" | awk '
+BEGIN {RS=" "; FS="/|\n";} {
+  lt_foo="";
+  lt_count=0;
+  for (lt_i = NF; lt_i > 0; lt_i--) {
+    if ($lt_i != "" && $lt_i != ".") {
+      if ($lt_i == "..") {
+        lt_count++;
+      } else {
+        if (lt_count == 0) {
+          lt_foo="/" $lt_i lt_foo;
+        } else {
+          lt_count--;
+        }
+      }
+    }
+  }
+  if (lt_foo != "") { lt_freq[lt_foo]++; }
+  if (lt_freq[lt_foo] == 1) { print lt_foo; }
+}'`
+  # AWK program above erroneously prepends '/' to C:/dos/paths
+  # for these hosts.
+  case $host_os in
+    mingw* | cegcc*) lt_search_path_spec=`$ECHO "$lt_search_path_spec" |\
+      $SED 's,/\([A-Za-z]:\),\1,g'` ;;
+  esac
+  sys_lib_search_path_spec=`$ECHO "$lt_search_path_spec" | $lt_NL2SP`
+else
+  sys_lib_search_path_spec="/lib /usr/lib /usr/local/lib"
+fi
+library_names_spec=
+libname_spec='lib$name'
+soname_spec=
+shrext_cmds=".so"
+postinstall_cmds=
+postuninstall_cmds=
+finish_cmds=
+finish_eval=
+shlibpath_var=
+shlibpath_overrides_runpath=unknown
+version_type=none
+dynamic_linker="$host_os ld.so"
+sys_lib_dlsearch_path_spec="/lib /usr/lib"
+need_lib_prefix=unknown
+hardcode_into_libs=no
+
+# when you set need_version to no, make sure it does not cause -set_version
+# flags to be left without arguments
+need_version=unknown
+
+case $host_os in
+aix3*)
+  version_type=linux # correct to gnu/linux during the next big refactor
+  library_names_spec='${libname}${release}${shared_ext}$versuffix $libname.a'
+  shlibpath_var=LIBPATH
+
+  # AIX 3 has no versioning support, so we append a major version to the name.
+  soname_spec='${libname}${release}${shared_ext}$major'
+  ;;
+
+aix[4-9]*)
+  version_type=linux # correct to gnu/linux during the next big refactor
+  need_lib_prefix=no
+  need_version=no
+  hardcode_into_libs=yes
+  if test "$host_cpu" = ia64; then
+    # AIX 5 supports IA64
+    library_names_spec='${libname}${release}${shared_ext}$major ${libname}${release}${shared_ext}$versuffix $libname${shared_ext}'
+    shlibpath_var=LD_LIBRARY_PATH
+  else
+    # With GCC up to 2.95.x, collect2 would create an import file
+    # for dependence libraries.  The import file would start with
+    # the line `#! .'.  This would cause the generated library to
+    # depend on `.', always an invalid library.  This was fixed in
+    # development snapshots of GCC prior to 3.0.
+    case $host_os in
+      aix4 | aix4.[01] | aix4.[01].*)
+      if { echo '#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 97)'
+	   echo ' yes '
+	   echo '#endif'; } | ${CC} -E - | $GREP yes > /dev/null; then
+	:
+      else
+	can_build_shared=no
+      fi
+      ;;
+    esac
+    # AIX (on Power*) has no versioning support, so currently we can not hardcode correct
+    # soname into executable. Probably we can add versioning support to
+    # collect2, so additional links can be useful in future.
+    if test "$aix_use_runtimelinking" = yes; then
+      # If using run time linking (on AIX 4.2 or later) use lib<name>.so
+      # instead of lib<name>.a to let people know that these are not
+      # typical AIX shared libraries.
+      library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
+    else
+      # We preserve .a as extension for shared libraries through AIX4.2
+      # and later when we are not doing run time linking.
+      library_names_spec='${libname}${release}.a $libname.a'
+      soname_spec='${libname}${release}${shared_ext}$major'
+    fi
+    shlibpath_var=LIBPATH
+  fi
+  ;;
+
+amigaos*)
+  case $host_cpu in
+  powerpc)
+    # Since July 2007 AmigaOS4 officially supports .so libraries.
+    # When compiling the executable, add -use-dynld -Lsobjs: to the compileline.
+    library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
+    ;;
+  m68k)
+    library_names_spec='$libname.ixlibrary $libname.a'
+    # Create ${libname}_ixlibrary.a entries in /sys/libs.
+    finish_eval='for lib in `ls $libdir/*.ixlibrary 2>/dev/null`; do libname=`func_echo_all "$lib" | $SED '\''s%^.*/\([^/]*\)\.ixlibrary$%\1%'\''`; test $RM /sys/libs/${libname}_ixlibrary.a; $show "cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a"; cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a || exit 1; done'
+    ;;
+  esac
+  ;;
+
+beos*)
+  library_names_spec='${libname}${shared_ext}'
+  dynamic_linker="$host_os ld.so"
+  shlibpath_var=LIBRARY_PATH
+  ;;
+
+bsdi[45]*)
+  version_type=linux # correct to gnu/linux during the next big refactor
+  need_version=no
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
+  soname_spec='${libname}${release}${shared_ext}$major'
+  finish_cmds='PATH="\$PATH:/sbin" ldconfig $libdir'
+  shlibpath_var=LD_LIBRARY_PATH
+  sys_lib_search_path_spec="/shlib /usr/lib /usr/X11/lib /usr/contrib/lib /lib /usr/local/lib"
+  sys_lib_dlsearch_path_spec="/shlib /usr/lib /usr/local/lib"
+  # the default ld.so.conf also contains /usr/contrib/lib and
+  # /usr/X11R6/lib (/usr/X11 is a link to /usr/X11R6), but let us allow
+  # libtool to hard-code these into programs
+  ;;
+
+cygwin* | mingw* | pw32* | cegcc*)
+  version_type=windows
+  shrext_cmds=".dll"
+  need_version=no
+  need_lib_prefix=no
+
+  case $GCC,$cc_basename in
+  yes,*)
+    # gcc
+    library_names_spec='$libname.dll.a'
+    # DLL is installed to $(libdir)/../bin by postinstall_cmds
+    postinstall_cmds='base_file=`basename \${file}`~
+      dlpath=`$SHELL 2>&1 -c '\''. $dir/'\''\${base_file}'\''i; echo \$dlname'\''`~
+      dldir=$destdir/`dirname \$dlpath`~
+      test -d \$dldir || mkdir -p \$dldir~
+      $install_prog $dir/$dlname \$dldir/$dlname~
+      chmod a+x \$dldir/$dlname~
+      if test -n '\''$stripme'\'' && test -n '\''$striplib'\''; then
+        eval '\''$striplib \$dldir/$dlname'\'' || exit \$?;
+      fi'
+    postuninstall_cmds='dldll=`$SHELL 2>&1 -c '\''. $file; echo \$dlname'\''`~
+      dlpath=$dir/\$dldll~
+       $RM \$dlpath'
+    shlibpath_overrides_runpath=yes
+
+    case $host_os in
+    cygwin*)
+      # Cygwin DLLs use 'cyg' prefix rather than 'lib'
+      soname_spec='`echo ${libname} | sed -e 's/^lib/cyg/'``echo ${release} | $SED -e 's/[.]/-/g'`${versuffix}${shared_ext}'
+
+      sys_lib_search_path_spec="$sys_lib_search_path_spec /usr/lib/w32api"
+      ;;
+    mingw* | cegcc*)
+      # MinGW DLLs use traditional 'lib' prefix
+      soname_spec='${libname}`echo ${release} | $SED -e 's/[.]/-/g'`${versuffix}${shared_ext}'
+      ;;
+    pw32*)
+      # pw32 DLLs use 'pw' prefix rather than 'lib'
+      library_names_spec='`echo ${libname} | sed -e 's/^lib/pw/'``echo ${release} | $SED -e 's/[.]/-/g'`${versuffix}${shared_ext}'
+      ;;
+    esac
+    dynamic_linker='Win32 ld.exe'
+    ;;
+
+  *,cl*)
+    # Native MSVC
+    libname_spec='$name'
+    soname_spec='${libname}`echo ${release} | $SED -e 's/[.]/-/g'`${versuffix}${shared_ext}'
+    library_names_spec='${libname}.dll.lib'
+
+    case $build_os in
+    mingw*)
+      sys_lib_search_path_spec=
+      lt_save_ifs=$IFS
+      IFS=';'
+      for lt_path in $LIB
+      do
+        IFS=$lt_save_ifs
+        # Let DOS variable expansion print the short 8.3 style file name.
+        lt_path=`cd "$lt_path" 2>/dev/null && cmd //C "for %i in (".") do @echo %~si"`
+        sys_lib_search_path_spec="$sys_lib_search_path_spec $lt_path"
+      done
+      IFS=$lt_save_ifs
+      # Convert to MSYS style.
+      sys_lib_search_path_spec=`$ECHO "$sys_lib_search_path_spec" | sed -e 's|\\\\|/|g' -e 's| \\([a-zA-Z]\\):| /\\1|g' -e 's|^ ||'`
+      ;;
+    cygwin*)
+      # Convert to unix form, then to dos form, then back to unix form
+      # but this time dos style (no spaces!) so that the unix form looks
+      # like /cygdrive/c/PROGRA~1:/cygdr...
+      sys_lib_search_path_spec=`cygpath --path --unix "$LIB"`
+      sys_lib_search_path_spec=`cygpath --path --dos "$sys_lib_search_path_spec" 2>/dev/null`
+      sys_lib_search_path_spec=`cygpath --path --unix "$sys_lib_search_path_spec" | $SED -e "s/$PATH_SEPARATOR/ /g"`
+      ;;
+    *)
+      sys_lib_search_path_spec="$LIB"
+      if $ECHO "$sys_lib_search_path_spec" | $GREP ';[c-zC-Z]:/' >/dev/null; then
+        # It is most probably a Windows format PATH.
+        sys_lib_search_path_spec=`$ECHO "$sys_lib_search_path_spec" | $SED -e 's/;/ /g'`
+      else
+        sys_lib_search_path_spec=`$ECHO "$sys_lib_search_path_spec" | $SED -e "s/$PATH_SEPARATOR/ /g"`
+      fi
+      # FIXME: find the short name or the path components, as spaces are
+      # common. (e.g. "Program Files" -> "PROGRA~1")
+      ;;
+    esac
+
+    # DLL is installed to $(libdir)/../bin by postinstall_cmds
+    postinstall_cmds='base_file=`basename \${file}`~
+      dlpath=`$SHELL 2>&1 -c '\''. $dir/'\''\${base_file}'\''i; echo \$dlname'\''`~
+      dldir=$destdir/`dirname \$dlpath`~
+      test -d \$dldir || mkdir -p \$dldir~
+      $install_prog $dir/$dlname \$dldir/$dlname'
+    postuninstall_cmds='dldll=`$SHELL 2>&1 -c '\''. $file; echo \$dlname'\''`~
+      dlpath=$dir/\$dldll~
+       $RM \$dlpath'
+    shlibpath_overrides_runpath=yes
+    dynamic_linker='Win32 link.exe'
+    ;;
+
+  *)
+    # Assume MSVC wrapper
+    library_names_spec='${libname}`echo ${release} | $SED -e 's/[.]/-/g'`${versuffix}${shared_ext} $libname.lib'
+    dynamic_linker='Win32 ld.exe'
+    ;;
+  esac
+  # FIXME: first we should search . and the directory the executable is in
+  shlibpath_var=PATH
+  ;;
+
+darwin* | rhapsody*)
+  dynamic_linker="$host_os dyld"
+  version_type=darwin
+  need_lib_prefix=no
+  need_version=no
+  library_names_spec='${libname}${release}${major}$shared_ext ${libname}$shared_ext'
+  soname_spec='${libname}${release}${major}$shared_ext'
+  shlibpath_overrides_runpath=yes
+  shlibpath_var=DYLD_LIBRARY_PATH
+  shrext_cmds='`test .$module = .yes && echo .so || echo .dylib`'
+
+  sys_lib_search_path_spec="$sys_lib_search_path_spec /usr/local/lib"
+  sys_lib_dlsearch_path_spec='/usr/local/lib /lib /usr/lib'
+  ;;
+
+dgux*)
+  version_type=linux # correct to gnu/linux during the next big refactor
+  need_lib_prefix=no
+  need_version=no
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname$shared_ext'
+  soname_spec='${libname}${release}${shared_ext}$major'
+  shlibpath_var=LD_LIBRARY_PATH
+  ;;
+
+freebsd* | dragonfly*)
+  # DragonFly does not have aout.  When/if they implement a new
+  # versioning mechanism, adjust this.
+  if test -x /usr/bin/objformat; then
+    objformat=`/usr/bin/objformat`
+  else
+    case $host_os in
+    freebsd[23].*) objformat=aout ;;
+    *) objformat=elf ;;
+    esac
+  fi
+  version_type=freebsd-$objformat
+  case $version_type in
+    freebsd-elf*)
+      library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext} $libname${shared_ext}'
+      need_version=no
+      need_lib_prefix=no
+      ;;
+    freebsd-*)
+      library_names_spec='${libname}${release}${shared_ext}$versuffix $libname${shared_ext}$versuffix'
+      need_version=yes
+      ;;
+  esac
+  shlibpath_var=LD_LIBRARY_PATH
+  case $host_os in
+  freebsd2.*)
+    shlibpath_overrides_runpath=yes
+    ;;
+  freebsd3.[01]* | freebsdelf3.[01]*)
+    shlibpath_overrides_runpath=yes
+    hardcode_into_libs=yes
+    ;;
+  freebsd3.[2-9]* | freebsdelf3.[2-9]* | \
+  freebsd4.[0-5] | freebsdelf4.[0-5] | freebsd4.1.1 | freebsdelf4.1.1)
+    shlibpath_overrides_runpath=no
+    hardcode_into_libs=yes
+    ;;
+  *) # from 4.6 on, and DragonFly
+    shlibpath_overrides_runpath=yes
+    hardcode_into_libs=yes
+    ;;
+  esac
+  ;;
+
+gnu*)
+  version_type=linux # correct to gnu/linux during the next big refactor
+  need_lib_prefix=no
+  need_version=no
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}${major} ${libname}${shared_ext}'
+  soname_spec='${libname}${release}${shared_ext}$major'
+  shlibpath_var=LD_LIBRARY_PATH
+  shlibpath_overrides_runpath=no
+  hardcode_into_libs=yes
+  ;;
+
+haiku*)
+  version_type=linux # correct to gnu/linux during the next big refactor
+  need_lib_prefix=no
+  need_version=no
+  dynamic_linker="$host_os runtime_loader"
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}${major} ${libname}${shared_ext}'
+  soname_spec='${libname}${release}${shared_ext}$major'
+  shlibpath_var=LIBRARY_PATH
+  shlibpath_overrides_runpath=yes
+  sys_lib_dlsearch_path_spec='/boot/home/config/lib /boot/common/lib /boot/system/lib'
+  hardcode_into_libs=yes
+  ;;
+
+hpux9* | hpux10* | hpux11*)
+  # Give a soname corresponding to the major version so that dld.sl refuses to
+  # link against other versions.
+  version_type=sunos
+  need_lib_prefix=no
+  need_version=no
+  case $host_cpu in
+  ia64*)
+    shrext_cmds='.so'
+    hardcode_into_libs=yes
+    dynamic_linker="$host_os dld.so"
+    shlibpath_var=LD_LIBRARY_PATH
+    shlibpath_overrides_runpath=yes # Unless +noenvvar is specified.
+    library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
+    soname_spec='${libname}${release}${shared_ext}$major'
+    if test "X$HPUX_IA64_MODE" = X32; then
+      sys_lib_search_path_spec="/usr/lib/hpux32 /usr/local/lib/hpux32 /usr/local/lib"
+    else
+      sys_lib_search_path_spec="/usr/lib/hpux64 /usr/local/lib/hpux64"
+    fi
+    sys_lib_dlsearch_path_spec=$sys_lib_search_path_spec
+    ;;
+  hppa*64*)
+    shrext_cmds='.sl'
+    hardcode_into_libs=yes
+    dynamic_linker="$host_os dld.sl"
+    shlibpath_var=LD_LIBRARY_PATH # How should we handle SHLIB_PATH
+    shlibpath_overrides_runpath=yes # Unless +noenvvar is specified.
+    library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
+    soname_spec='${libname}${release}${shared_ext}$major'
+    sys_lib_search_path_spec="/usr/lib/pa20_64 /usr/ccs/lib/pa20_64"
+    sys_lib_dlsearch_path_spec=$sys_lib_search_path_spec
+    ;;
+  *)
+    shrext_cmds='.sl'
+    dynamic_linker="$host_os dld.sl"
+    shlibpath_var=SHLIB_PATH
+    shlibpath_overrides_runpath=no # +s is required to enable SHLIB_PATH
+    library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
+    soname_spec='${libname}${release}${shared_ext}$major'
+    ;;
+  esac
+  # HP-UX runs *really* slowly unless shared libraries are mode 555, ...
+  postinstall_cmds='chmod 555 $lib'
+  # or fails outright, so override atomically:
+  install_override_mode=555
+  ;;
+
+interix[3-9]*)
+  version_type=linux # correct to gnu/linux during the next big refactor
+  need_lib_prefix=no
+  need_version=no
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${shared_ext}'
+  soname_spec='${libname}${release}${shared_ext}$major'
+  dynamic_linker='Interix 3.x ld.so.1 (PE, like ELF)'
+  shlibpath_var=LD_LIBRARY_PATH
+  shlibpath_overrides_runpath=no
+  hardcode_into_libs=yes
+  ;;
+
+irix5* | irix6* | nonstopux*)
+  case $host_os in
+    nonstopux*) version_type=nonstopux ;;
+    *)
+	if test "$lt_cv_prog_gnu_ld" = yes; then
+		version_type=linux # correct to gnu/linux during the next big refactor
+	else
+		version_type=irix
+	fi ;;
+  esac
+  need_lib_prefix=no
+  need_version=no
+  soname_spec='${libname}${release}${shared_ext}$major'
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${release}${shared_ext} $libname${shared_ext}'
+  case $host_os in
+  irix5* | nonstopux*)
+    libsuff= shlibsuff=
+    ;;
+  *)
+    case $LD in # libtool.m4 will add one of these switches to LD
+    *-32|*"-32 "|*-melf32bsmip|*"-melf32bsmip ")
+      libsuff= shlibsuff= libmagic=32-bit;;
+    *-n32|*"-n32 "|*-melf32bmipn32|*"-melf32bmipn32 ")
+      libsuff=32 shlibsuff=N32 libmagic=N32;;
+    *-64|*"-64 "|*-melf64bmip|*"-melf64bmip ")
+      libsuff=64 shlibsuff=64 libmagic=64-bit;;
+    *) libsuff= shlibsuff= libmagic=never-match;;
+    esac
+    ;;
+  esac
+  shlibpath_var=LD_LIBRARY${shlibsuff}_PATH
+  shlibpath_overrides_runpath=no
+  sys_lib_search_path_spec="/usr/lib${libsuff} /lib${libsuff} /usr/local/lib${libsuff}"
+  sys_lib_dlsearch_path_spec="/usr/lib${libsuff} /lib${libsuff}"
+  hardcode_into_libs=yes
+  ;;
+
+# No shared lib support for Linux oldld, aout, or coff.
+linux*oldld* | linux*aout* | linux*coff*)
+  dynamic_linker=no
+  ;;
+
+# This must be glibc/ELF.
+linux* | k*bsd*-gnu | kopensolaris*-gnu)
+  version_type=linux # correct to gnu/linux during the next big refactor
+  need_lib_prefix=no
+  need_version=no
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
+  soname_spec='${libname}${release}${shared_ext}$major'
+  finish_cmds='PATH="\$PATH:/sbin" ldconfig -n $libdir'
+  shlibpath_var=LD_LIBRARY_PATH
+  shlibpath_overrides_runpath=no
+
+  # Some binutils ld are patched to set DT_RUNPATH
+  if ${lt_cv_shlibpath_overrides_runpath+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  lt_cv_shlibpath_overrides_runpath=no
+    save_LDFLAGS=$LDFLAGS
+    save_libdir=$libdir
+    eval "libdir=/foo; wl=\"$lt_prog_compiler_wl\"; \
+	 LDFLAGS=\"\$LDFLAGS $hardcode_libdir_flag_spec\""
+    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+int
+main ()
+{
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+  if  ($OBJDUMP -p conftest$ac_exeext) 2>/dev/null | grep "RUNPATH.*$libdir" >/dev/null; then :
+  lt_cv_shlibpath_overrides_runpath=yes
+fi
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+    LDFLAGS=$save_LDFLAGS
+    libdir=$save_libdir
+
+fi
+
+  shlibpath_overrides_runpath=$lt_cv_shlibpath_overrides_runpath
+
+  # This implies no fast_install, which is unacceptable.
+  # Some rework will be needed to allow for fast_install
+  # before this can be enabled.
+  hardcode_into_libs=yes
+
+  # Append ld.so.conf contents to the search path
+  if test -f /etc/ld.so.conf; then
+    lt_ld_extra=`awk '/^include / { system(sprintf("cd /etc; cat %s 2>/dev/null", \$2)); skip = 1; } { if (!skip) print \$0; skip = 0; }' < /etc/ld.so.conf | $SED -e 's/#.*//;/^[	 ]*hwcap[	 ]/d;s/[:,	]/ /g;s/=[^=]*$//;s/=[^= ]* / /g;s/"//g;/^$/d' | tr '\n' ' '`
+    sys_lib_dlsearch_path_spec="/lib /usr/lib $lt_ld_extra"
+  fi
+
+  # We used to test for /lib/ld.so.1 and disable shared libraries on
+  # powerpc, because MkLinux only supported shared libraries with the
+  # GNU dynamic linker.  Since this was broken with cross compilers,
+  # most powerpc-linux boxes support dynamic linking these days and
+  # people can always --disable-shared, the test was removed, and we
+  # assume the GNU/Linux dynamic linker is in use.
+  dynamic_linker='GNU/Linux ld.so'
+  ;;
+
+netbsd*)
+  version_type=sunos
+  need_lib_prefix=no
+  need_version=no
+  if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
+    library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${shared_ext}$versuffix'
+    finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
+    dynamic_linker='NetBSD (a.out) ld.so'
+  else
+    library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${shared_ext}'
+    soname_spec='${libname}${release}${shared_ext}$major'
+    dynamic_linker='NetBSD ld.elf_so'
+  fi
+  shlibpath_var=LD_LIBRARY_PATH
+  shlibpath_overrides_runpath=yes
+  hardcode_into_libs=yes
+  ;;
+
+newsos6)
+  version_type=linux # correct to gnu/linux during the next big refactor
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
+  shlibpath_var=LD_LIBRARY_PATH
+  shlibpath_overrides_runpath=yes
+  ;;
+
+*nto* | *qnx*)
+  version_type=qnx
+  need_lib_prefix=no
+  need_version=no
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
+  soname_spec='${libname}${release}${shared_ext}$major'
+  shlibpath_var=LD_LIBRARY_PATH
+  shlibpath_overrides_runpath=no
+  hardcode_into_libs=yes
+  dynamic_linker='ldqnx.so'
+  ;;
+
+openbsd*)
+  version_type=sunos
+  sys_lib_dlsearch_path_spec="/usr/lib"
+  need_lib_prefix=no
+  # Some older versions of OpenBSD (3.3 at least) *do* need versioned libs.
+  case $host_os in
+    openbsd3.3 | openbsd3.3.*)	need_version=yes ;;
+    *)				need_version=no  ;;
+  esac
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${shared_ext}$versuffix'
+  finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
+  shlibpath_var=LD_LIBRARY_PATH
+  if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
+    case $host_os in
+      openbsd2.[89] | openbsd2.[89].*)
+	shlibpath_overrides_runpath=no
+	;;
+      *)
+	shlibpath_overrides_runpath=yes
+	;;
+      esac
+  else
+    shlibpath_overrides_runpath=yes
+  fi
+  ;;
+
+os2*)
+  libname_spec='$name'
+  shrext_cmds=".dll"
+  need_lib_prefix=no
+  library_names_spec='$libname${shared_ext} $libname.a'
+  dynamic_linker='OS/2 ld.exe'
+  shlibpath_var=LIBPATH
+  ;;
+
+osf3* | osf4* | osf5*)
+  version_type=osf
+  need_lib_prefix=no
+  need_version=no
+  soname_spec='${libname}${release}${shared_ext}$major'
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
+  shlibpath_var=LD_LIBRARY_PATH
+  sys_lib_search_path_spec="/usr/shlib /usr/ccs/lib /usr/lib/cmplrs/cc /usr/lib /usr/local/lib /var/shlib"
+  sys_lib_dlsearch_path_spec="$sys_lib_search_path_spec"
+  ;;
+
+rdos*)
+  dynamic_linker=no
+  ;;
+
+solaris*)
+  version_type=linux # correct to gnu/linux during the next big refactor
+  need_lib_prefix=no
+  need_version=no
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
+  soname_spec='${libname}${release}${shared_ext}$major'
+  shlibpath_var=LD_LIBRARY_PATH
+  shlibpath_overrides_runpath=yes
+  hardcode_into_libs=yes
+  # ldd complains unless libraries are executable
+  postinstall_cmds='chmod +x $lib'
+  ;;
+
+sunos4*)
+  version_type=sunos
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${shared_ext}$versuffix'
+  finish_cmds='PATH="\$PATH:/usr/etc" ldconfig $libdir'
+  shlibpath_var=LD_LIBRARY_PATH
+  shlibpath_overrides_runpath=yes
+  if test "$with_gnu_ld" = yes; then
+    need_lib_prefix=no
+  fi
+  need_version=yes
+  ;;
+
+sysv4 | sysv4.3*)
+  version_type=linux # correct to gnu/linux during the next big refactor
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
+  soname_spec='${libname}${release}${shared_ext}$major'
+  shlibpath_var=LD_LIBRARY_PATH
+  case $host_vendor in
+    sni)
+      shlibpath_overrides_runpath=no
+      need_lib_prefix=no
+      runpath_var=LD_RUN_PATH
+      ;;
+    siemens)
+      need_lib_prefix=no
+      ;;
+    motorola)
+      need_lib_prefix=no
+      need_version=no
+      shlibpath_overrides_runpath=no
+      sys_lib_search_path_spec='/lib /usr/lib /usr/ccs/lib'
+      ;;
+  esac
+  ;;
+
+sysv4*MP*)
+  if test -d /usr/nec ;then
+    version_type=linux # correct to gnu/linux during the next big refactor
+    library_names_spec='$libname${shared_ext}.$versuffix $libname${shared_ext}.$major $libname${shared_ext}'
+    soname_spec='$libname${shared_ext}.$major'
+    shlibpath_var=LD_LIBRARY_PATH
+  fi
+  ;;
+
+sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX* | sysv4*uw2*)
+  version_type=freebsd-elf
+  need_lib_prefix=no
+  need_version=no
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext} $libname${shared_ext}'
+  soname_spec='${libname}${release}${shared_ext}$major'
+  shlibpath_var=LD_LIBRARY_PATH
+  shlibpath_overrides_runpath=yes
+  hardcode_into_libs=yes
+  if test "$with_gnu_ld" = yes; then
+    sys_lib_search_path_spec='/usr/local/lib /usr/gnu/lib /usr/ccs/lib /usr/lib /lib'
+  else
+    sys_lib_search_path_spec='/usr/ccs/lib /usr/lib'
+    case $host_os in
+      sco3.2v5*)
+        sys_lib_search_path_spec="$sys_lib_search_path_spec /lib"
+	;;
+    esac
+  fi
+  sys_lib_dlsearch_path_spec='/usr/lib'
+  ;;
+
+tpf*)
+  # TPF is a cross-target only.  Preferred cross-host = GNU/Linux.
+  version_type=linux # correct to gnu/linux during the next big refactor
+  need_lib_prefix=no
+  need_version=no
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
+  shlibpath_var=LD_LIBRARY_PATH
+  shlibpath_overrides_runpath=no
+  hardcode_into_libs=yes
+  ;;
+
+uts4*)
+  version_type=linux # correct to gnu/linux during the next big refactor
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
+  soname_spec='${libname}${release}${shared_ext}$major'
+  shlibpath_var=LD_LIBRARY_PATH
+  ;;
+
+*)
+  dynamic_linker=no
+  ;;
+esac
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $dynamic_linker" >&5
+$as_echo "$dynamic_linker" >&6; }
+test "$dynamic_linker" = no && can_build_shared=no
+
+variables_saved_for_relink="PATH $shlibpath_var $runpath_var"
+if test "$GCC" = yes; then
+  variables_saved_for_relink="$variables_saved_for_relink GCC_EXEC_PREFIX COMPILER_PATH LIBRARY_PATH"
+fi
+
+if test "${lt_cv_sys_lib_search_path_spec+set}" = set; then
+  sys_lib_search_path_spec="$lt_cv_sys_lib_search_path_spec"
+fi
+if test "${lt_cv_sys_lib_dlsearch_path_spec+set}" = set; then
+  sys_lib_dlsearch_path_spec="$lt_cv_sys_lib_dlsearch_path_spec"
+fi
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking how to hardcode library paths into programs" >&5
+$as_echo_n "checking how to hardcode library paths into programs... " >&6; }
+hardcode_action=
+if test -n "$hardcode_libdir_flag_spec" ||
+   test -n "$runpath_var" ||
+   test "X$hardcode_automatic" = "Xyes" ; then
+
+  # We can hardcode non-existent directories.
+  if test "$hardcode_direct" != no &&
+     # If the only mechanism to avoid hardcoding is shlibpath_var, we
+     # have to relink, otherwise we might link with an installed library
+     # when we should be linking with a yet-to-be-installed one
+     ## test "$_LT_TAGVAR(hardcode_shlibpath_var, )" != no &&
+     test "$hardcode_minus_L" != no; then
+    # Linking always hardcodes the temporary library directory.
+    hardcode_action=relink
+  else
+    # We can link without hardcoding, and we can hardcode nonexisting dirs.
+    hardcode_action=immediate
+  fi
+else
+  # We cannot hardcode anything, or else we can only hardcode existing
+  # directories.
+  hardcode_action=unsupported
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $hardcode_action" >&5
+$as_echo "$hardcode_action" >&6; }
+
+if test "$hardcode_action" = relink ||
+   test "$inherit_rpath" = yes; then
+  # Fast installation is not supported
+  enable_fast_install=no
+elif test "$shlibpath_overrides_runpath" = yes ||
+     test "$enable_shared" = no; then
+  # Fast installation is not necessary
+  enable_fast_install=needless
+fi
+
+
+
+
+
+
+  if test "x$enable_dlopen" != xyes; then
+  enable_dlopen=unknown
+  enable_dlopen_self=unknown
+  enable_dlopen_self_static=unknown
+else
+  lt_cv_dlopen=no
+  lt_cv_dlopen_libs=
+
+  case $host_os in
+  beos*)
+    lt_cv_dlopen="load_add_on"
+    lt_cv_dlopen_libs=
+    lt_cv_dlopen_self=yes
+    ;;
+
+  mingw* | pw32* | cegcc*)
+    lt_cv_dlopen="LoadLibrary"
+    lt_cv_dlopen_libs=
+    ;;
+
+  cygwin*)
+    lt_cv_dlopen="dlopen"
+    lt_cv_dlopen_libs=
+    ;;
+
+  darwin*)
+  # if libdl is installed we need to link against it
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for dlopen in -ldl" >&5
+$as_echo_n "checking for dlopen in -ldl... " >&6; }
+if ${ac_cv_lib_dl_dlopen+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-ldl  $LIBS"
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char dlopen ();
+int
+main ()
+{
+return dlopen ();
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+  ac_cv_lib_dl_dlopen=yes
+else
+  ac_cv_lib_dl_dlopen=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dl_dlopen" >&5
+$as_echo "$ac_cv_lib_dl_dlopen" >&6; }
+if test "x$ac_cv_lib_dl_dlopen" = xyes; then :
+  lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl"
+else
+
+    lt_cv_dlopen="dyld"
+    lt_cv_dlopen_libs=
+    lt_cv_dlopen_self=yes
+
+fi
+
+    ;;
+
+  *)
+    ac_fn_c_check_func "$LINENO" "shl_load" "ac_cv_func_shl_load"
+if test "x$ac_cv_func_shl_load" = xyes; then :
+  lt_cv_dlopen="shl_load"
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for shl_load in -ldld" >&5
+$as_echo_n "checking for shl_load in -ldld... " >&6; }
+if ${ac_cv_lib_dld_shl_load+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-ldld  $LIBS"
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char shl_load ();
+int
+main ()
+{
+return shl_load ();
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+  ac_cv_lib_dld_shl_load=yes
+else
+  ac_cv_lib_dld_shl_load=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dld_shl_load" >&5
+$as_echo "$ac_cv_lib_dld_shl_load" >&6; }
+if test "x$ac_cv_lib_dld_shl_load" = xyes; then :
+  lt_cv_dlopen="shl_load" lt_cv_dlopen_libs="-ldld"
+else
+  ac_fn_c_check_func "$LINENO" "dlopen" "ac_cv_func_dlopen"
+if test "x$ac_cv_func_dlopen" = xyes; then :
+  lt_cv_dlopen="dlopen"
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for dlopen in -ldl" >&5
+$as_echo_n "checking for dlopen in -ldl... " >&6; }
+if ${ac_cv_lib_dl_dlopen+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-ldl  $LIBS"
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char dlopen ();
+int
+main ()
+{
+return dlopen ();
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+  ac_cv_lib_dl_dlopen=yes
+else
+  ac_cv_lib_dl_dlopen=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dl_dlopen" >&5
+$as_echo "$ac_cv_lib_dl_dlopen" >&6; }
+if test "x$ac_cv_lib_dl_dlopen" = xyes; then :
+  lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl"
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for dlopen in -lsvld" >&5
+$as_echo_n "checking for dlopen in -lsvld... " >&6; }
+if ${ac_cv_lib_svld_dlopen+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-lsvld  $LIBS"
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char dlopen ();
+int
+main ()
+{
+return dlopen ();
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+  ac_cv_lib_svld_dlopen=yes
+else
+  ac_cv_lib_svld_dlopen=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_svld_dlopen" >&5
+$as_echo "$ac_cv_lib_svld_dlopen" >&6; }
+if test "x$ac_cv_lib_svld_dlopen" = xyes; then :
+  lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-lsvld"
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for dld_link in -ldld" >&5
+$as_echo_n "checking for dld_link in -ldld... " >&6; }
+if ${ac_cv_lib_dld_dld_link+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-ldld  $LIBS"
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char dld_link ();
+int
+main ()
+{
+return dld_link ();
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+  ac_cv_lib_dld_dld_link=yes
+else
+  ac_cv_lib_dld_dld_link=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dld_dld_link" >&5
+$as_echo "$ac_cv_lib_dld_dld_link" >&6; }
+if test "x$ac_cv_lib_dld_dld_link" = xyes; then :
+  lt_cv_dlopen="dld_link" lt_cv_dlopen_libs="-ldld"
+fi
+
+
+fi
+
+
+fi
+
+
+fi
+
+
+fi
+
+
+fi
+
+    ;;
+  esac
+
+  if test "x$lt_cv_dlopen" != xno; then
+    enable_dlopen=yes
+  else
+    enable_dlopen=no
+  fi
+
+  case $lt_cv_dlopen in
+  dlopen)
+    save_CPPFLAGS="$CPPFLAGS"
+    test "x$ac_cv_header_dlfcn_h" = xyes && CPPFLAGS="$CPPFLAGS -DHAVE_DLFCN_H"
+
+    save_LDFLAGS="$LDFLAGS"
+    wl=$lt_prog_compiler_wl eval LDFLAGS=\"\$LDFLAGS $export_dynamic_flag_spec\"
+
+    save_LIBS="$LIBS"
+    LIBS="$lt_cv_dlopen_libs $LIBS"
+
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether a program can dlopen itself" >&5
+$as_echo_n "checking whether a program can dlopen itself... " >&6; }
+if ${lt_cv_dlopen_self+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  	  if test "$cross_compiling" = yes; then :
+  lt_cv_dlopen_self=cross
+else
+  lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
+  lt_status=$lt_dlunknown
+  cat > conftest.$ac_ext <<_LT_EOF
+#line $LINENO "configure"
+#include "confdefs.h"
+
+#if HAVE_DLFCN_H
+#include <dlfcn.h>
+#endif
+
+#include <stdio.h>
+
+#ifdef RTLD_GLOBAL
+#  define LT_DLGLOBAL		RTLD_GLOBAL
+#else
+#  ifdef DL_GLOBAL
+#    define LT_DLGLOBAL		DL_GLOBAL
+#  else
+#    define LT_DLGLOBAL		0
+#  endif
+#endif
+
+/* We may have to define LT_DLLAZY_OR_NOW in the command line if we
+   find out it does not work in some platform. */
+#ifndef LT_DLLAZY_OR_NOW
+#  ifdef RTLD_LAZY
+#    define LT_DLLAZY_OR_NOW		RTLD_LAZY
+#  else
+#    ifdef DL_LAZY
+#      define LT_DLLAZY_OR_NOW		DL_LAZY
+#    else
+#      ifdef RTLD_NOW
+#        define LT_DLLAZY_OR_NOW	RTLD_NOW
+#      else
+#        ifdef DL_NOW
+#          define LT_DLLAZY_OR_NOW	DL_NOW
+#        else
+#          define LT_DLLAZY_OR_NOW	0
+#        endif
+#      endif
+#    endif
+#  endif
+#endif
+
+/* When -fvisbility=hidden is used, assume the code has been annotated
+   correspondingly for the symbols needed.  */
+#if defined(__GNUC__) && (((__GNUC__ == 3) && (__GNUC_MINOR__ >= 3)) || (__GNUC__ > 3))
+int fnord () __attribute__((visibility("default")));
+#endif
+
+int fnord () { return 42; }
+int main ()
+{
+  void *self = dlopen (0, LT_DLGLOBAL|LT_DLLAZY_OR_NOW);
+  int status = $lt_dlunknown;
+
+  if (self)
+    {
+      if (dlsym (self,"fnord"))       status = $lt_dlno_uscore;
+      else
+        {
+	  if (dlsym( self,"_fnord"))  status = $lt_dlneed_uscore;
+          else puts (dlerror ());
+	}
+      /* dlclose (self); */
+    }
+  else
+    puts (dlerror ());
+
+  return status;
+}
+_LT_EOF
+  if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; } && test -s conftest${ac_exeext} 2>/dev/null; then
+    (./conftest; exit; ) >&5 2>/dev/null
+    lt_status=$?
+    case x$lt_status in
+      x$lt_dlno_uscore) lt_cv_dlopen_self=yes ;;
+      x$lt_dlneed_uscore) lt_cv_dlopen_self=yes ;;
+      x$lt_dlunknown|x*) lt_cv_dlopen_self=no ;;
+    esac
+  else :
+    # compilation failed
+    lt_cv_dlopen_self=no
+  fi
+fi
+rm -fr conftest*
+
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_dlopen_self" >&5
+$as_echo "$lt_cv_dlopen_self" >&6; }
+
+    if test "x$lt_cv_dlopen_self" = xyes; then
+      wl=$lt_prog_compiler_wl eval LDFLAGS=\"\$LDFLAGS $lt_prog_compiler_static\"
+      { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether a statically linked program can dlopen itself" >&5
+$as_echo_n "checking whether a statically linked program can dlopen itself... " >&6; }
+if ${lt_cv_dlopen_self_static+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  	  if test "$cross_compiling" = yes; then :
+  lt_cv_dlopen_self_static=cross
+else
+  lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
+  lt_status=$lt_dlunknown
+  cat > conftest.$ac_ext <<_LT_EOF
+#line $LINENO "configure"
+#include "confdefs.h"
+
+#if HAVE_DLFCN_H
+#include <dlfcn.h>
+#endif
+
+#include <stdio.h>
+
+#ifdef RTLD_GLOBAL
+#  define LT_DLGLOBAL		RTLD_GLOBAL
+#else
+#  ifdef DL_GLOBAL
+#    define LT_DLGLOBAL		DL_GLOBAL
+#  else
+#    define LT_DLGLOBAL		0
+#  endif
+#endif
+
+/* We may have to define LT_DLLAZY_OR_NOW in the command line if we
+   find out it does not work in some platform. */
+#ifndef LT_DLLAZY_OR_NOW
+#  ifdef RTLD_LAZY
+#    define LT_DLLAZY_OR_NOW		RTLD_LAZY
+#  else
+#    ifdef DL_LAZY
+#      define LT_DLLAZY_OR_NOW		DL_LAZY
+#    else
+#      ifdef RTLD_NOW
+#        define LT_DLLAZY_OR_NOW	RTLD_NOW
+#      else
+#        ifdef DL_NOW
+#          define LT_DLLAZY_OR_NOW	DL_NOW
+#        else
+#          define LT_DLLAZY_OR_NOW	0
+#        endif
+#      endif
+#    endif
+#  endif
+#endif
+
+/* When -fvisbility=hidden is used, assume the code has been annotated
+   correspondingly for the symbols needed.  */
+#if defined(__GNUC__) && (((__GNUC__ == 3) && (__GNUC_MINOR__ >= 3)) || (__GNUC__ > 3))
+int fnord () __attribute__((visibility("default")));
+#endif
+
+int fnord () { return 42; }
+int main ()
+{
+  void *self = dlopen (0, LT_DLGLOBAL|LT_DLLAZY_OR_NOW);
+  int status = $lt_dlunknown;
+
+  if (self)
+    {
+      if (dlsym (self,"fnord"))       status = $lt_dlno_uscore;
+      else
+        {
+	  if (dlsym( self,"_fnord"))  status = $lt_dlneed_uscore;
+          else puts (dlerror ());
+	}
+      /* dlclose (self); */
+    }
+  else
+    puts (dlerror ());
+
+  return status;
+}
+_LT_EOF
+  if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; } && test -s conftest${ac_exeext} 2>/dev/null; then
+    (./conftest; exit; ) >&5 2>/dev/null
+    lt_status=$?
+    case x$lt_status in
+      x$lt_dlno_uscore) lt_cv_dlopen_self_static=yes ;;
+      x$lt_dlneed_uscore) lt_cv_dlopen_self_static=yes ;;
+      x$lt_dlunknown|x*) lt_cv_dlopen_self_static=no ;;
+    esac
+  else :
+    # compilation failed
+    lt_cv_dlopen_self_static=no
+  fi
+fi
+rm -fr conftest*
+
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_dlopen_self_static" >&5
+$as_echo "$lt_cv_dlopen_self_static" >&6; }
+    fi
+
+    CPPFLAGS="$save_CPPFLAGS"
+    LDFLAGS="$save_LDFLAGS"
+    LIBS="$save_LIBS"
+    ;;
+  esac
+
+  case $lt_cv_dlopen_self in
+  yes|no) enable_dlopen_self=$lt_cv_dlopen_self ;;
+  *) enable_dlopen_self=unknown ;;
+  esac
+
+  case $lt_cv_dlopen_self_static in
+  yes|no) enable_dlopen_self_static=$lt_cv_dlopen_self_static ;;
+  *) enable_dlopen_self_static=unknown ;;
+  esac
+fi
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+striplib=
+old_striplib=
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether stripping libraries is possible" >&5
+$as_echo_n "checking whether stripping libraries is possible... " >&6; }
+if test -n "$STRIP" && $STRIP -V 2>&1 | $GREP "GNU strip" >/dev/null; then
+  test -z "$old_striplib" && old_striplib="$STRIP --strip-debug"
+  test -z "$striplib" && striplib="$STRIP --strip-unneeded"
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+else
+# FIXME - insert some real tests, host_os isn't really good enough
+  case $host_os in
+  darwin*)
+    if test -n "$STRIP" ; then
+      striplib="$STRIP -x"
+      old_striplib="$STRIP -S"
+      { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+    else
+      { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+    fi
+    ;;
+  *)
+    { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+    ;;
+  esac
+fi
+
+
+
+
+
+
+
+
+
+
+
+
+  # Report which library types will actually be built
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking if libtool supports shared libraries" >&5
+$as_echo_n "checking if libtool supports shared libraries... " >&6; }
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $can_build_shared" >&5
+$as_echo "$can_build_shared" >&6; }
+
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to build shared libraries" >&5
+$as_echo_n "checking whether to build shared libraries... " >&6; }
+  test "$can_build_shared" = "no" && enable_shared=no
+
+  # On AIX, shared libraries and static libraries use the same namespace, and
+  # are all built from PIC.
+  case $host_os in
+  aix3*)
+    test "$enable_shared" = yes && enable_static=no
+    if test -n "$RANLIB"; then
+      archive_cmds="$archive_cmds~\$RANLIB \$lib"
+      postinstall_cmds='$RANLIB $lib'
+    fi
+    ;;
+
+  aix[4-9]*)
+    if test "$host_cpu" != ia64 && test "$aix_use_runtimelinking" = no ; then
+      test "$enable_shared" = yes && enable_static=no
+    fi
+    ;;
+  esac
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_shared" >&5
+$as_echo "$enable_shared" >&6; }
+
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to build static libraries" >&5
+$as_echo_n "checking whether to build static libraries... " >&6; }
+  # Make sure either enable_shared or enable_static is yes.
+  test "$enable_shared" = yes || enable_static=yes
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_static" >&5
+$as_echo "$enable_static" >&6; }
+
+
+
+
+fi
+ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
+CC="$lt_save_CC"
+
+
+
+
+
+      ac_ext=${ac_fc_srcext-f}
+ac_compile='$FC -c $FCFLAGS $ac_fcflags_srcext conftest.$ac_ext >&5'
+ac_link='$FC -o conftest$ac_exeext $FCFLAGS $LDFLAGS $ac_fcflags_srcext conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_fc_compiler_gnu
+
+
+if test -z "$FC" || test "X$FC" = "Xno"; then
+  _lt_disable_FC=yes
+fi
+
+archive_cmds_need_lc_FC=no
+allow_undefined_flag_FC=
+always_export_symbols_FC=no
+archive_expsym_cmds_FC=
+export_dynamic_flag_spec_FC=
+hardcode_direct_FC=no
+hardcode_direct_absolute_FC=no
+hardcode_libdir_flag_spec_FC=
+hardcode_libdir_separator_FC=
+hardcode_minus_L_FC=no
+hardcode_automatic_FC=no
+inherit_rpath_FC=no
+module_cmds_FC=
+module_expsym_cmds_FC=
+link_all_deplibs_FC=unknown
+old_archive_cmds_FC=$old_archive_cmds
+reload_flag_FC=$reload_flag
+reload_cmds_FC=$reload_cmds
+no_undefined_flag_FC=
+whole_archive_flag_spec_FC=
+enable_shared_with_static_runtimes_FC=no
+
+# Source file extension for fc test sources.
+ac_ext=${ac_fc_srcext-f}
+
+# Object file extension for compiled fc test sources.
+objext=o
+objext_FC=$objext
+
+# No sense in running all these tests if we already determined that
+# the FC compiler isn't working.  Some variables (like enable_shared)
+# are currently assumed to apply to all compilers on this platform,
+# and will be corrupted by setting them based on a non-working compiler.
+if test "$_lt_disable_FC" != yes; then
+  # Code to be used in simple compile tests
+  lt_simple_compile_test_code="\
+      subroutine t
+      return
+      end
+"
+
+  # Code to be used in simple link tests
+  lt_simple_link_test_code="\
+      program t
+      end
+"
+
+  # ltmain only uses $CC for tagged configurations so make sure $CC is set.
+
+
+
+
+
+
+# If no C compiler was specified, use CC.
+LTCC=${LTCC-"$CC"}
+
+# If no C compiler flags were specified, use CFLAGS.
+LTCFLAGS=${LTCFLAGS-"$CFLAGS"}
+
+# Allow CC to be a program name with arguments.
+compiler=$CC
+
+
+  # save warnings/boilerplate of simple test code
+  ac_outfile=conftest.$ac_objext
+echo "$lt_simple_compile_test_code" >conftest.$ac_ext
+eval "$ac_compile" 2>&1 >/dev/null | $SED '/^$/d; /^ *+/d' >conftest.err
+_lt_compiler_boilerplate=`cat conftest.err`
+$RM conftest*
+
+  ac_outfile=conftest.$ac_objext
+echo "$lt_simple_link_test_code" >conftest.$ac_ext
+eval "$ac_link" 2>&1 >/dev/null | $SED '/^$/d; /^ *+/d' >conftest.err
+_lt_linker_boilerplate=`cat conftest.err`
+$RM -r conftest*
+
+
+  # Allow CC to be a program name with arguments.
+  lt_save_CC="$CC"
+  lt_save_GCC=$GCC
+  lt_save_CFLAGS=$CFLAGS
+  CC=${FC-"f95"}
+  CFLAGS=$FCFLAGS
+  compiler=$CC
+  GCC=$ac_cv_fc_compiler_gnu
+
+  compiler_FC=$CC
+  for cc_temp in $compiler""; do
+  case $cc_temp in
+    compile | *[\\/]compile | ccache | *[\\/]ccache ) ;;
+    distcc | *[\\/]distcc | purify | *[\\/]purify ) ;;
+    \-*) ;;
+    *) break;;
+  esac
+done
+cc_basename=`$ECHO "$cc_temp" | $SED "s%.*/%%; s%^$host_alias-%%"`
+
+
+  if test -n "$compiler"; then
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking if libtool supports shared libraries" >&5
+$as_echo_n "checking if libtool supports shared libraries... " >&6; }
+    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $can_build_shared" >&5
+$as_echo "$can_build_shared" >&6; }
+
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to build shared libraries" >&5
+$as_echo_n "checking whether to build shared libraries... " >&6; }
+    test "$can_build_shared" = "no" && enable_shared=no
+
+    # On AIX, shared libraries and static libraries use the same namespace, and
+    # are all built from PIC.
+    case $host_os in
+      aix3*)
+        test "$enable_shared" = yes && enable_static=no
+        if test -n "$RANLIB"; then
+          archive_cmds="$archive_cmds~\$RANLIB \$lib"
+          postinstall_cmds='$RANLIB $lib'
+        fi
+        ;;
+      aix[4-9]*)
+	if test "$host_cpu" != ia64 && test "$aix_use_runtimelinking" = no ; then
+	  test "$enable_shared" = yes && enable_static=no
+	fi
+        ;;
+    esac
+    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_shared" >&5
+$as_echo "$enable_shared" >&6; }
+
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to build static libraries" >&5
+$as_echo_n "checking whether to build static libraries... " >&6; }
+    # Make sure either enable_shared or enable_static is yes.
+    test "$enable_shared" = yes || enable_static=yes
+    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_static" >&5
+$as_echo "$enable_static" >&6; }
+
+    GCC_FC="$ac_cv_fc_compiler_gnu"
+    LD_FC="$LD"
+
+    ## CAVEAT EMPTOR:
+    ## There is no encapsulation within the following macros, do not change
+    ## the running order or otherwise move them around unless you know exactly
+    ## what you are doing...
+    # Dependencies to place before and after the object being linked:
+predep_objects_FC=
+postdep_objects_FC=
+predeps_FC=
+postdeps_FC=
+compiler_lib_search_path_FC=
+
+cat > conftest.$ac_ext <<_LT_EOF
+      subroutine foo
+      implicit none
+      integer a
+      a=0
+      return
+      end
+_LT_EOF
+
+
+_lt_libdeps_save_CFLAGS=$CFLAGS
+case "$CC $CFLAGS " in #(
+*\ -flto*\ *) CFLAGS="$CFLAGS -fno-lto" ;;
+*\ -fwhopr*\ *) CFLAGS="$CFLAGS -fno-whopr" ;;
+*\ -fuse-linker-plugin*\ *) CFLAGS="$CFLAGS -fno-use-linker-plugin" ;;
+esac
+
+if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_compile\""; } >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }; then
+  # Parse the compiler output and extract the necessary
+  # objects, libraries and library flags.
+
+  # Sentinel used to keep track of whether or not we are before
+  # the conftest object file.
+  pre_test_object_deps_done=no
+
+  for p in `eval "$output_verbose_link_cmd"`; do
+    case ${prev}${p} in
+
+    -L* | -R* | -l*)
+       # Some compilers place space between "-{L,R}" and the path.
+       # Remove the space.
+       if test $p = "-L" ||
+          test $p = "-R"; then
+	 prev=$p
+	 continue
+       fi
+
+       # Expand the sysroot to ease extracting the directories later.
+       if test -z "$prev"; then
+         case $p in
+         -L*) func_stripname_cnf '-L' '' "$p"; prev=-L; p=$func_stripname_result ;;
+         -R*) func_stripname_cnf '-R' '' "$p"; prev=-R; p=$func_stripname_result ;;
+         -l*) func_stripname_cnf '-l' '' "$p"; prev=-l; p=$func_stripname_result ;;
+         esac
+       fi
+       case $p in
+       =*) func_stripname_cnf '=' '' "$p"; p=$lt_sysroot$func_stripname_result ;;
+       esac
+       if test "$pre_test_object_deps_done" = no; then
+	 case ${prev} in
+	 -L | -R)
+	   # Internal compiler library paths should come after those
+	   # provided the user.  The postdeps already come after the
+	   # user supplied libs so there is no need to process them.
+	   if test -z "$compiler_lib_search_path_FC"; then
+	     compiler_lib_search_path_FC="${prev}${p}"
+	   else
+	     compiler_lib_search_path_FC="${compiler_lib_search_path_FC} ${prev}${p}"
+	   fi
+	   ;;
+	 # The "-l" case would never come before the object being
+	 # linked, so don't bother handling this case.
+	 esac
+       else
+	 if test -z "$postdeps_FC"; then
+	   postdeps_FC="${prev}${p}"
+	 else
+	   postdeps_FC="${postdeps_FC} ${prev}${p}"
+	 fi
+       fi
+       prev=
+       ;;
+
+    *.lto.$objext) ;; # Ignore GCC LTO objects
+    *.$objext)
+       # This assumes that the test object file only shows up
+       # once in the compiler output.
+       if test "$p" = "conftest.$objext"; then
+	 pre_test_object_deps_done=yes
+	 continue
+       fi
+
+       if test "$pre_test_object_deps_done" = no; then
+	 if test -z "$predep_objects_FC"; then
+	   predep_objects_FC="$p"
+	 else
+	   predep_objects_FC="$predep_objects_FC $p"
+	 fi
+       else
+	 if test -z "$postdep_objects_FC"; then
+	   postdep_objects_FC="$p"
+	 else
+	   postdep_objects_FC="$postdep_objects_FC $p"
+	 fi
+       fi
+       ;;
+
+    *) ;; # Ignore the rest.
+
+    esac
+  done
+
+  # Clean up.
+  rm -f a.out a.exe
+else
+  echo "libtool.m4: error: problem compiling FC test program"
+fi
+
+$RM -f confest.$objext
+CFLAGS=$_lt_libdeps_save_CFLAGS
+
+# PORTME: override above test on systems where it is broken
+
+
+case " $postdeps_FC " in
+*" -lc "*) archive_cmds_need_lc_FC=no ;;
+esac
+ compiler_lib_search_dirs_FC=
+if test -n "${compiler_lib_search_path_FC}"; then
+ compiler_lib_search_dirs_FC=`echo " ${compiler_lib_search_path_FC}" | ${SED} -e 's! -L! !g' -e 's!^ !!'`
+fi
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+    lt_prog_compiler_wl_FC=
+lt_prog_compiler_pic_FC=
+lt_prog_compiler_static_FC=
+
+
+  if test "$GCC" = yes; then
+    lt_prog_compiler_wl_FC='-Wl,'
+    lt_prog_compiler_static_FC='-static'
+
+    case $host_os in
+      aix*)
+      # All AIX code is PIC.
+      if test "$host_cpu" = ia64; then
+	# AIX 5 now supports IA64 processor
+	lt_prog_compiler_static_FC='-Bstatic'
+      fi
+      ;;
+
+    amigaos*)
+      case $host_cpu in
+      powerpc)
+            # see comment about AmigaOS4 .so support
+            lt_prog_compiler_pic_FC='-fPIC'
+        ;;
+      m68k)
+            # FIXME: we need at least 68020 code to build shared libraries, but
+            # adding the `-m68020' flag to GCC prevents building anything better,
+            # like `-m68040'.
+            lt_prog_compiler_pic_FC='-m68020 -resident32 -malways-restore-a4'
+        ;;
+      esac
+      ;;
+
+    beos* | irix5* | irix6* | nonstopux* | osf3* | osf4* | osf5*)
+      # PIC is the default for these OSes.
+      ;;
+
+    mingw* | cygwin* | pw32* | os2* | cegcc*)
+      # This hack is so that the source file can tell whether it is being
+      # built for inclusion in a dll (and should export symbols for example).
+      # Although the cygwin gcc ignores -fPIC, still need this for old-style
+      # (--disable-auto-import) libraries
+      lt_prog_compiler_pic_FC='-DDLL_EXPORT'
+      ;;
+
+    darwin* | rhapsody*)
+      # PIC is the default on this platform
+      # Common symbols not allowed in MH_DYLIB files
+      lt_prog_compiler_pic_FC='-fno-common'
+      ;;
+
+    haiku*)
+      # PIC is the default for Haiku.
+      # The "-static" flag exists, but is broken.
+      lt_prog_compiler_static_FC=
+      ;;
+
+    hpux*)
+      # PIC is the default for 64-bit PA HP-UX, but not for 32-bit
+      # PA HP-UX.  On IA64 HP-UX, PIC is the default but the pic flag
+      # sets the default TLS model and affects inlining.
+      case $host_cpu in
+      hppa*64*)
+	# +Z the default
+	;;
+      *)
+	lt_prog_compiler_pic_FC='-fPIC'
+	;;
+      esac
+      ;;
+
+    interix[3-9]*)
+      # Interix 3.x gcc -fpic/-fPIC options generate broken code.
+      # Instead, we relocate shared libraries at runtime.
+      ;;
+
+    msdosdjgpp*)
+      # Just because we use GCC doesn't mean we suddenly get shared libraries
+      # on systems that don't support them.
+      lt_prog_compiler_can_build_shared_FC=no
+      enable_shared=no
+      ;;
+
+    *nto* | *qnx*)
+      # QNX uses GNU C++, but need to define -shared option too, otherwise
+      # it will coredump.
+      lt_prog_compiler_pic_FC='-fPIC -shared'
+      ;;
+
+    sysv4*MP*)
+      if test -d /usr/nec; then
+	lt_prog_compiler_pic_FC=-Kconform_pic
+      fi
+      ;;
+
+    *)
+      lt_prog_compiler_pic_FC='-fPIC'
+      ;;
+    esac
+
+    case $cc_basename in
+    nvcc*) # Cuda Compiler Driver 2.2
+      lt_prog_compiler_wl_FC='-Xlinker '
+      if test -n "$lt_prog_compiler_pic_FC"; then
+        lt_prog_compiler_pic_FC="-Xcompiler $lt_prog_compiler_pic_FC"
+      fi
+      ;;
+    esac
+  else
+    # PORTME Check for flag to pass linker flags through the system compiler.
+    case $host_os in
+    aix*)
+      lt_prog_compiler_wl_FC='-Wl,'
+      if test "$host_cpu" = ia64; then
+	# AIX 5 now supports IA64 processor
+	lt_prog_compiler_static_FC='-Bstatic'
+      else
+	lt_prog_compiler_static_FC='-bnso -bI:/lib/syscalls.exp'
+      fi
+      ;;
+
+    mingw* | cygwin* | pw32* | os2* | cegcc*)
+      # This hack is so that the source file can tell whether it is being
+      # built for inclusion in a dll (and should export symbols for example).
+      lt_prog_compiler_pic_FC='-DDLL_EXPORT'
+      ;;
+
+    hpux9* | hpux10* | hpux11*)
+      lt_prog_compiler_wl_FC='-Wl,'
+      # PIC is the default for IA64 HP-UX and 64-bit HP-UX, but
+      # not for PA HP-UX.
+      case $host_cpu in
+      hppa*64*|ia64*)
+	# +Z the default
+	;;
+      *)
+	lt_prog_compiler_pic_FC='+Z'
+	;;
+      esac
+      # Is there a better lt_prog_compiler_static that works with the bundled CC?
+      lt_prog_compiler_static_FC='${wl}-a ${wl}archive'
+      ;;
+
+    irix5* | irix6* | nonstopux*)
+      lt_prog_compiler_wl_FC='-Wl,'
+      # PIC (with -KPIC) is the default.
+      lt_prog_compiler_static_FC='-non_shared'
+      ;;
+
+    linux* | k*bsd*-gnu | kopensolaris*-gnu)
+      case $cc_basename in
+      # old Intel for x86_64 which still supported -KPIC.
+      ecc*)
+	lt_prog_compiler_wl_FC='-Wl,'
+	lt_prog_compiler_pic_FC='-KPIC'
+	lt_prog_compiler_static_FC='-static'
+        ;;
+      # icc used to be incompatible with GCC.
+      # ICC 10 doesn't accept -KPIC any more.
+      icc* | ifort*)
+	lt_prog_compiler_wl_FC='-Wl,'
+	lt_prog_compiler_pic_FC='-fPIC'
+	lt_prog_compiler_static_FC='-static'
+        ;;
+      # Lahey Fortran 8.1.
+      lf95*)
+	lt_prog_compiler_wl_FC='-Wl,'
+	lt_prog_compiler_pic_FC='--shared'
+	lt_prog_compiler_static_FC='--static'
+	;;
+      nagfor*)
+	# NAG Fortran compiler
+	lt_prog_compiler_wl_FC='-Wl,-Wl,,'
+	lt_prog_compiler_pic_FC='-PIC'
+	lt_prog_compiler_static_FC='-Bstatic'
+	;;
+      pgcc* | pgf77* | pgf90* | pgf95* | pgfortran*)
+        # Portland Group compilers (*not* the Pentium gcc compiler,
+	# which looks to be a dead project)
+	lt_prog_compiler_wl_FC='-Wl,'
+	lt_prog_compiler_pic_FC='-fpic'
+	lt_prog_compiler_static_FC='-Bstatic'
+        ;;
+      ccc*)
+        lt_prog_compiler_wl_FC='-Wl,'
+        # All Alpha code is PIC.
+        lt_prog_compiler_static_FC='-non_shared'
+        ;;
+      xl* | bgxl* | bgf* | mpixl*)
+	# IBM XL C 8.0/Fortran 10.1, 11.1 on PPC and BlueGene
+	lt_prog_compiler_wl_FC='-Wl,'
+	lt_prog_compiler_pic_FC='-qpic'
+	lt_prog_compiler_static_FC='-qstaticlink'
+	;;
+      *)
+	case `$CC -V 2>&1 | sed 5q` in
+	*Sun\ Ceres\ Fortran* | *Sun*Fortran*\ [1-7].* | *Sun*Fortran*\ 8.[0-3]*)
+	  # Sun Fortran 8.3 passes all unrecognized flags to the linker
+	  lt_prog_compiler_pic_FC='-KPIC'
+	  lt_prog_compiler_static_FC='-Bstatic'
+	  lt_prog_compiler_wl_FC=''
+	  ;;
+	*Sun\ F* | *Sun*Fortran*)
+	  lt_prog_compiler_pic_FC='-KPIC'
+	  lt_prog_compiler_static_FC='-Bstatic'
+	  lt_prog_compiler_wl_FC='-Qoption ld '
+	  ;;
+	*Sun\ C*)
+	  # Sun C 5.9
+	  lt_prog_compiler_pic_FC='-KPIC'
+	  lt_prog_compiler_static_FC='-Bstatic'
+	  lt_prog_compiler_wl_FC='-Wl,'
+	  ;;
+        *Intel*\ [CF]*Compiler*)
+	  lt_prog_compiler_wl_FC='-Wl,'
+	  lt_prog_compiler_pic_FC='-fPIC'
+	  lt_prog_compiler_static_FC='-static'
+	  ;;
+	*Portland\ Group*)
+	  lt_prog_compiler_wl_FC='-Wl,'
+	  lt_prog_compiler_pic_FC='-fpic'
+	  lt_prog_compiler_static_FC='-Bstatic'
+	  ;;
+	esac
+	;;
+      esac
+      ;;
+
+    newsos6)
+      lt_prog_compiler_pic_FC='-KPIC'
+      lt_prog_compiler_static_FC='-Bstatic'
+      ;;
+
+    *nto* | *qnx*)
+      # QNX uses GNU C++, but need to define -shared option too, otherwise
+      # it will coredump.
+      lt_prog_compiler_pic_FC='-fPIC -shared'
+      ;;
+
+    osf3* | osf4* | osf5*)
+      lt_prog_compiler_wl_FC='-Wl,'
+      # All OSF/1 code is PIC.
+      lt_prog_compiler_static_FC='-non_shared'
+      ;;
+
+    rdos*)
+      lt_prog_compiler_static_FC='-non_shared'
+      ;;
+
+    solaris*)
+      lt_prog_compiler_pic_FC='-KPIC'
+      lt_prog_compiler_static_FC='-Bstatic'
+      case $cc_basename in
+      f77* | f90* | f95* | sunf77* | sunf90* | sunf95*)
+	lt_prog_compiler_wl_FC='-Qoption ld ';;
+      *)
+	lt_prog_compiler_wl_FC='-Wl,';;
+      esac
+      ;;
+
+    sunos4*)
+      lt_prog_compiler_wl_FC='-Qoption ld '
+      lt_prog_compiler_pic_FC='-PIC'
+      lt_prog_compiler_static_FC='-Bstatic'
+      ;;
+
+    sysv4 | sysv4.2uw2* | sysv4.3*)
+      lt_prog_compiler_wl_FC='-Wl,'
+      lt_prog_compiler_pic_FC='-KPIC'
+      lt_prog_compiler_static_FC='-Bstatic'
+      ;;
+
+    sysv4*MP*)
+      if test -d /usr/nec ;then
+	lt_prog_compiler_pic_FC='-Kconform_pic'
+	lt_prog_compiler_static_FC='-Bstatic'
+      fi
+      ;;
+
+    sysv5* | unixware* | sco3.2v5* | sco5v6* | OpenUNIX*)
+      lt_prog_compiler_wl_FC='-Wl,'
+      lt_prog_compiler_pic_FC='-KPIC'
+      lt_prog_compiler_static_FC='-Bstatic'
+      ;;
+
+    unicos*)
+      lt_prog_compiler_wl_FC='-Wl,'
+      lt_prog_compiler_can_build_shared_FC=no
+      ;;
+
+    uts4*)
+      lt_prog_compiler_pic_FC='-pic'
+      lt_prog_compiler_static_FC='-Bstatic'
+      ;;
+
+    *)
+      lt_prog_compiler_can_build_shared_FC=no
+      ;;
+    esac
+  fi
+
+case $host_os in
+  # For platforms which do not support PIC, -DPIC is meaningless:
+  *djgpp*)
+    lt_prog_compiler_pic_FC=
+    ;;
+  *)
+    lt_prog_compiler_pic_FC="$lt_prog_compiler_pic_FC"
+    ;;
+esac
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $compiler option to produce PIC" >&5
+$as_echo_n "checking for $compiler option to produce PIC... " >&6; }
+if ${lt_cv_prog_compiler_pic_FC+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  lt_cv_prog_compiler_pic_FC=$lt_prog_compiler_pic_FC
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_compiler_pic_FC" >&5
+$as_echo "$lt_cv_prog_compiler_pic_FC" >&6; }
+lt_prog_compiler_pic_FC=$lt_cv_prog_compiler_pic_FC
+
+#
+# Check to make sure the PIC flag actually works.
+#
+if test -n "$lt_prog_compiler_pic_FC"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking if $compiler PIC flag $lt_prog_compiler_pic_FC works" >&5
+$as_echo_n "checking if $compiler PIC flag $lt_prog_compiler_pic_FC works... " >&6; }
+if ${lt_cv_prog_compiler_pic_works_FC+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  lt_cv_prog_compiler_pic_works_FC=no
+   ac_outfile=conftest.$ac_objext
+   echo "$lt_simple_compile_test_code" > conftest.$ac_ext
+   lt_compiler_flag="$lt_prog_compiler_pic_FC"
+   # Insert the option either (1) after the last *FLAGS variable, or
+   # (2) before a word containing "conftest.", or (3) at the end.
+   # Note that $ac_compile itself does not contain backslashes and begins
+   # with a dollar sign (not a hyphen), so the echo should work correctly.
+   # The option is referenced via a variable to avoid confusing sed.
+   lt_compile=`echo "$ac_compile" | $SED \
+   -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
+   -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
+   -e 's:$: $lt_compiler_flag:'`
+   (eval echo "\"\$as_me:$LINENO: $lt_compile\"" >&5)
+   (eval "$lt_compile" 2>conftest.err)
+   ac_status=$?
+   cat conftest.err >&5
+   echo "$as_me:$LINENO: \$? = $ac_status" >&5
+   if (exit $ac_status) && test -s "$ac_outfile"; then
+     # The compiler can only warn and ignore the option if not recognized
+     # So say no if there are warnings other than the usual output.
+     $ECHO "$_lt_compiler_boilerplate" | $SED '/^$/d' >conftest.exp
+     $SED '/^$/d; /^ *+/d' conftest.err >conftest.er2
+     if test ! -s conftest.er2 || diff conftest.exp conftest.er2 >/dev/null; then
+       lt_cv_prog_compiler_pic_works_FC=yes
+     fi
+   fi
+   $RM conftest*
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_compiler_pic_works_FC" >&5
+$as_echo "$lt_cv_prog_compiler_pic_works_FC" >&6; }
+
+if test x"$lt_cv_prog_compiler_pic_works_FC" = xyes; then
+    case $lt_prog_compiler_pic_FC in
+     "" | " "*) ;;
+     *) lt_prog_compiler_pic_FC=" $lt_prog_compiler_pic_FC" ;;
+     esac
+else
+    lt_prog_compiler_pic_FC=
+     lt_prog_compiler_can_build_shared_FC=no
+fi
+
+fi
+
+
+
+
+
+#
+# Check to make sure the static flag actually works.
+#
+wl=$lt_prog_compiler_wl_FC eval lt_tmp_static_flag=\"$lt_prog_compiler_static_FC\"
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $compiler static flag $lt_tmp_static_flag works" >&5
+$as_echo_n "checking if $compiler static flag $lt_tmp_static_flag works... " >&6; }
+if ${lt_cv_prog_compiler_static_works_FC+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  lt_cv_prog_compiler_static_works_FC=no
+   save_LDFLAGS="$LDFLAGS"
+   LDFLAGS="$LDFLAGS $lt_tmp_static_flag"
+   echo "$lt_simple_link_test_code" > conftest.$ac_ext
+   if (eval $ac_link 2>conftest.err) && test -s conftest$ac_exeext; then
+     # The linker can only warn and ignore the option if not recognized
+     # So say no if there are warnings
+     if test -s conftest.err; then
+       # Append any errors to the config.log.
+       cat conftest.err 1>&5
+       $ECHO "$_lt_linker_boilerplate" | $SED '/^$/d' > conftest.exp
+       $SED '/^$/d; /^ *+/d' conftest.err >conftest.er2
+       if diff conftest.exp conftest.er2 >/dev/null; then
+         lt_cv_prog_compiler_static_works_FC=yes
+       fi
+     else
+       lt_cv_prog_compiler_static_works_FC=yes
+     fi
+   fi
+   $RM -r conftest*
+   LDFLAGS="$save_LDFLAGS"
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_compiler_static_works_FC" >&5
+$as_echo "$lt_cv_prog_compiler_static_works_FC" >&6; }
+
+if test x"$lt_cv_prog_compiler_static_works_FC" = xyes; then
+    :
+else
+    lt_prog_compiler_static_FC=
+fi
+
+
+
+
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking if $compiler supports -c -o file.$ac_objext" >&5
+$as_echo_n "checking if $compiler supports -c -o file.$ac_objext... " >&6; }
+if ${lt_cv_prog_compiler_c_o_FC+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  lt_cv_prog_compiler_c_o_FC=no
+   $RM -r conftest 2>/dev/null
+   mkdir conftest
+   cd conftest
+   mkdir out
+   echo "$lt_simple_compile_test_code" > conftest.$ac_ext
+
+   lt_compiler_flag="-o out/conftest2.$ac_objext"
+   # Insert the option either (1) after the last *FLAGS variable, or
+   # (2) before a word containing "conftest.", or (3) at the end.
+   # Note that $ac_compile itself does not contain backslashes and begins
+   # with a dollar sign (not a hyphen), so the echo should work correctly.
+   lt_compile=`echo "$ac_compile" | $SED \
+   -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
+   -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
+   -e 's:$: $lt_compiler_flag:'`
+   (eval echo "\"\$as_me:$LINENO: $lt_compile\"" >&5)
+   (eval "$lt_compile" 2>out/conftest.err)
+   ac_status=$?
+   cat out/conftest.err >&5
+   echo "$as_me:$LINENO: \$? = $ac_status" >&5
+   if (exit $ac_status) && test -s out/conftest2.$ac_objext
+   then
+     # The compiler can only warn and ignore the option if not recognized
+     # So say no if there are warnings
+     $ECHO "$_lt_compiler_boilerplate" | $SED '/^$/d' > out/conftest.exp
+     $SED '/^$/d; /^ *+/d' out/conftest.err >out/conftest.er2
+     if test ! -s out/conftest.er2 || diff out/conftest.exp out/conftest.er2 >/dev/null; then
+       lt_cv_prog_compiler_c_o_FC=yes
+     fi
+   fi
+   chmod u+w . 2>&5
+   $RM conftest*
+   # SGI C++ compiler will create directory out/ii_files/ for
+   # template instantiation
+   test -d out/ii_files && $RM out/ii_files/* && rmdir out/ii_files
+   $RM out/* && rmdir out
+   cd ..
+   $RM -r conftest
+   $RM conftest*
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_compiler_c_o_FC" >&5
+$as_echo "$lt_cv_prog_compiler_c_o_FC" >&6; }
+
+
+
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking if $compiler supports -c -o file.$ac_objext" >&5
+$as_echo_n "checking if $compiler supports -c -o file.$ac_objext... " >&6; }
+if ${lt_cv_prog_compiler_c_o_FC+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  lt_cv_prog_compiler_c_o_FC=no
+   $RM -r conftest 2>/dev/null
+   mkdir conftest
+   cd conftest
+   mkdir out
+   echo "$lt_simple_compile_test_code" > conftest.$ac_ext
+
+   lt_compiler_flag="-o out/conftest2.$ac_objext"
+   # Insert the option either (1) after the last *FLAGS variable, or
+   # (2) before a word containing "conftest.", or (3) at the end.
+   # Note that $ac_compile itself does not contain backslashes and begins
+   # with a dollar sign (not a hyphen), so the echo should work correctly.
+   lt_compile=`echo "$ac_compile" | $SED \
+   -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
+   -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
+   -e 's:$: $lt_compiler_flag:'`
+   (eval echo "\"\$as_me:$LINENO: $lt_compile\"" >&5)
+   (eval "$lt_compile" 2>out/conftest.err)
+   ac_status=$?
+   cat out/conftest.err >&5
+   echo "$as_me:$LINENO: \$? = $ac_status" >&5
+   if (exit $ac_status) && test -s out/conftest2.$ac_objext
+   then
+     # The compiler can only warn and ignore the option if not recognized
+     # So say no if there are warnings
+     $ECHO "$_lt_compiler_boilerplate" | $SED '/^$/d' > out/conftest.exp
+     $SED '/^$/d; /^ *+/d' out/conftest.err >out/conftest.er2
+     if test ! -s out/conftest.er2 || diff out/conftest.exp out/conftest.er2 >/dev/null; then
+       lt_cv_prog_compiler_c_o_FC=yes
+     fi
+   fi
+   chmod u+w . 2>&5
+   $RM conftest*
+   # SGI C++ compiler will create directory out/ii_files/ for
+   # template instantiation
+   test -d out/ii_files && $RM out/ii_files/* && rmdir out/ii_files
+   $RM out/* && rmdir out
+   cd ..
+   $RM -r conftest
+   $RM conftest*
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_compiler_c_o_FC" >&5
+$as_echo "$lt_cv_prog_compiler_c_o_FC" >&6; }
+
+
+
+
+hard_links="nottested"
+if test "$lt_cv_prog_compiler_c_o_FC" = no && test "$need_locks" != no; then
+  # do not overwrite the value of need_locks provided by the user
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking if we can lock with hard links" >&5
+$as_echo_n "checking if we can lock with hard links... " >&6; }
+  hard_links=yes
+  $RM conftest*
+  ln conftest.a conftest.b 2>/dev/null && hard_links=no
+  touch conftest.a
+  ln conftest.a conftest.b 2>&5 || hard_links=no
+  ln conftest.a conftest.b 2>/dev/null && hard_links=no
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $hard_links" >&5
+$as_echo "$hard_links" >&6; }
+  if test "$hard_links" = no; then
+    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \`$CC' does not support \`-c -o', so \`make -j' may be unsafe" >&5
+$as_echo "$as_me: WARNING: \`$CC' does not support \`-c -o', so \`make -j' may be unsafe" >&2;}
+    need_locks=warn
+  fi
+else
+  need_locks=no
+fi
+
+
+
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the $compiler linker ($LD) supports shared libraries" >&5
+$as_echo_n "checking whether the $compiler linker ($LD) supports shared libraries... " >&6; }
+
+  runpath_var=
+  allow_undefined_flag_FC=
+  always_export_symbols_FC=no
+  archive_cmds_FC=
+  archive_expsym_cmds_FC=
+  compiler_needs_object_FC=no
+  enable_shared_with_static_runtimes_FC=no
+  export_dynamic_flag_spec_FC=
+  export_symbols_cmds_FC='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
+  hardcode_automatic_FC=no
+  hardcode_direct_FC=no
+  hardcode_direct_absolute_FC=no
+  hardcode_libdir_flag_spec_FC=
+  hardcode_libdir_separator_FC=
+  hardcode_minus_L_FC=no
+  hardcode_shlibpath_var_FC=unsupported
+  inherit_rpath_FC=no
+  link_all_deplibs_FC=unknown
+  module_cmds_FC=
+  module_expsym_cmds_FC=
+  old_archive_from_new_cmds_FC=
+  old_archive_from_expsyms_cmds_FC=
+  thread_safe_flag_spec_FC=
+  whole_archive_flag_spec_FC=
+  # include_expsyms should be a list of space-separated symbols to be *always*
+  # included in the symbol list
+  include_expsyms_FC=
+  # exclude_expsyms can be an extended regexp of symbols to exclude
+  # it will be wrapped by ` (' and `)$', so one must not match beginning or
+  # end of line.  Example: `a|bc|.*d.*' will exclude the symbols `a' and `bc',
+  # as well as any symbol that contains `d'.
+  exclude_expsyms_FC='_GLOBAL_OFFSET_TABLE_|_GLOBAL__F[ID]_.*'
+  # Although _GLOBAL_OFFSET_TABLE_ is a valid symbol C name, most a.out
+  # platforms (ab)use it in PIC code, but their linkers get confused if
+  # the symbol is explicitly referenced.  Since portable code cannot
+  # rely on this symbol name, it's probably fine to never include it in
+  # preloaded symbol tables.
+  # Exclude shared library initialization/finalization symbols.
+  extract_expsyms_cmds=
+
+  case $host_os in
+  cygwin* | mingw* | pw32* | cegcc*)
+    # FIXME: the MSVC++ port hasn't been tested in a loooong time
+    # When not using gcc, we currently assume that we are using
+    # Microsoft Visual C++.
+    if test "$GCC" != yes; then
+      with_gnu_ld=no
+    fi
+    ;;
+  interix*)
+    # we just hope/assume this is gcc and not c89 (= MSVC++)
+    with_gnu_ld=yes
+    ;;
+  openbsd*)
+    with_gnu_ld=no
+    ;;
+  esac
+
+  ld_shlibs_FC=yes
+
+  # On some targets, GNU ld is compatible enough with the native linker
+  # that we're better off using the native interface for both.
+  lt_use_gnu_ld_interface=no
+  if test "$with_gnu_ld" = yes; then
+    case $host_os in
+      aix*)
+	# The AIX port of GNU ld has always aspired to compatibility
+	# with the native linker.  However, as the warning in the GNU ld
+	# block says, versions before 2.19.5* couldn't really create working
+	# shared libraries, regardless of the interface used.
+	case `$LD -v 2>&1` in
+	  *\ \(GNU\ Binutils\)\ 2.19.5*) ;;
+	  *\ \(GNU\ Binutils\)\ 2.[2-9]*) ;;
+	  *\ \(GNU\ Binutils\)\ [3-9]*) ;;
+	  *)
+	    lt_use_gnu_ld_interface=yes
+	    ;;
+	esac
+	;;
+      *)
+	lt_use_gnu_ld_interface=yes
+	;;
+    esac
+  fi
+
+  if test "$lt_use_gnu_ld_interface" = yes; then
+    # If archive_cmds runs LD, not CC, wlarc should be empty
+    wlarc='${wl}'
+
+    # Set some defaults for GNU ld with shared library support. These
+    # are reset later if shared libraries are not supported. Putting them
+    # here allows them to be overridden if necessary.
+    runpath_var=LD_RUN_PATH
+    hardcode_libdir_flag_spec_FC='${wl}-rpath ${wl}$libdir'
+    export_dynamic_flag_spec_FC='${wl}--export-dynamic'
+    # ancient GNU ld didn't support --whole-archive et. al.
+    if $LD --help 2>&1 | $GREP 'no-whole-archive' > /dev/null; then
+      whole_archive_flag_spec_FC="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
+    else
+      whole_archive_flag_spec_FC=
+    fi
+    supports_anon_versioning=no
+    case `$LD -v 2>&1` in
+      *GNU\ gold*) supports_anon_versioning=yes ;;
+      *\ [01].* | *\ 2.[0-9].* | *\ 2.10.*) ;; # catch versions < 2.11
+      *\ 2.11.93.0.2\ *) supports_anon_versioning=yes ;; # RH7.3 ...
+      *\ 2.11.92.0.12\ *) supports_anon_versioning=yes ;; # Mandrake 8.2 ...
+      *\ 2.11.*) ;; # other 2.11 versions
+      *) supports_anon_versioning=yes ;;
+    esac
+
+    # See if GNU ld supports shared libraries.
+    case $host_os in
+    aix[3-9]*)
+      # On AIX/PPC, the GNU linker is very broken
+      if test "$host_cpu" != ia64; then
+	ld_shlibs_FC=no
+	cat <<_LT_EOF 1>&2
+
+*** Warning: the GNU linker, at least up to release 2.19, is reported
+*** to be unable to reliably create shared libraries on AIX.
+*** Therefore, libtool is disabling shared libraries support.  If you
+*** really care for shared libraries, you may want to install binutils
+*** 2.20 or above, or modify your PATH so that a non-GNU linker is found.
+*** You will then need to restart the configuration process.
+
+_LT_EOF
+      fi
+      ;;
+
+    amigaos*)
+      case $host_cpu in
+      powerpc)
+            # see comment about AmigaOS4 .so support
+            archive_cmds_FC='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
+            archive_expsym_cmds_FC=''
+        ;;
+      m68k)
+            archive_cmds_FC='$RM $output_objdir/a2ixlibrary.data~$ECHO "#define NAME $libname" > $output_objdir/a2ixlibrary.data~$ECHO "#define LIBRARY_ID 1" >> $output_objdir/a2ixlibrary.data~$ECHO "#define VERSION $major" >> $output_objdir/a2ixlibrary.data~$ECHO "#define REVISION $revision" >> $output_objdir/a2ixlibrary.data~$AR $AR_FLAGS $lib $libobjs~$RANLIB $lib~(cd $output_objdir && a2ixlibrary -32)'
+            hardcode_libdir_flag_spec_FC='-L$libdir'
+            hardcode_minus_L_FC=yes
+        ;;
+      esac
+      ;;
+
+    beos*)
+      if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
+	allow_undefined_flag_FC=unsupported
+	# Joseph Beckenbach <jrb3 at best.com> says some releases of gcc
+	# support --undefined.  This deserves some investigation.  FIXME
+	archive_cmds_FC='$CC -nostart $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
+      else
+	ld_shlibs_FC=no
+      fi
+      ;;
+
+    cygwin* | mingw* | pw32* | cegcc*)
+      # _LT_TAGVAR(hardcode_libdir_flag_spec, FC) is actually meaningless,
+      # as there is no search path for DLLs.
+      hardcode_libdir_flag_spec_FC='-L$libdir'
+      export_dynamic_flag_spec_FC='${wl}--export-all-symbols'
+      allow_undefined_flag_FC=unsupported
+      always_export_symbols_FC=no
+      enable_shared_with_static_runtimes_FC=yes
+      export_symbols_cmds_FC='$NM $libobjs $convenience | $global_symbol_pipe | $SED -e '\''/^[BCDGRS][ ]/s/.*[ ]\([^ ]*\)/\1 DATA/;s/^.*[ ]__nm__\([^ ]*\)[ ][^ ]*/\1 DATA/;/^I[ ]/d;/^[AITW][ ]/s/.* //'\'' | sort | uniq > $export_symbols'
+      exclude_expsyms_FC='[_]+GLOBAL_OFFSET_TABLE_|[_]+GLOBAL__[FID]_.*|[_]+head_[A-Za-z0-9_]+_dll|[A-Za-z0-9_]+_dll_iname'
+
+      if $LD --help 2>&1 | $GREP 'auto-import' > /dev/null; then
+        archive_cmds_FC='$CC -shared $libobjs $deplibs $compiler_flags -o $output_objdir/$soname ${wl}--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
+	# If the export-symbols file already is a .def file (1st line
+	# is EXPORTS), use it as is; otherwise, prepend...
+	archive_expsym_cmds_FC='if test "x`$SED 1q $export_symbols`" = xEXPORTS; then
+	  cp $export_symbols $output_objdir/$soname.def;
+	else
+	  echo EXPORTS > $output_objdir/$soname.def;
+	  cat $export_symbols >> $output_objdir/$soname.def;
+	fi~
+	$CC -shared $output_objdir/$soname.def $libobjs $deplibs $compiler_flags -o $output_objdir/$soname ${wl}--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
+      else
+	ld_shlibs_FC=no
+      fi
+      ;;
+
+    haiku*)
+      archive_cmds_FC='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
+      link_all_deplibs_FC=yes
+      ;;
+
+    interix[3-9]*)
+      hardcode_direct_FC=no
+      hardcode_shlibpath_var_FC=no
+      hardcode_libdir_flag_spec_FC='${wl}-rpath,$libdir'
+      export_dynamic_flag_spec_FC='${wl}-E'
+      # Hack: On Interix 3.x, we cannot compile PIC because of a broken gcc.
+      # Instead, shared libraries are loaded at an image base (0x10000000 by
+      # default) and relocated if they conflict, which is a slow very memory
+      # consuming and fragmenting process.  To avoid this, we pick a random,
+      # 256 KiB-aligned image base between 0x50000000 and 0x6FFC0000 at link
+      # time.  Moving up from 0x10000000 also allows more sbrk(2) space.
+      archive_cmds_FC='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-h,$soname ${wl}--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
+      archive_expsym_cmds_FC='sed "s,^,_," $export_symbols >$output_objdir/$soname.expsym~$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-h,$soname ${wl}--retain-symbols-file,$output_objdir/$soname.expsym ${wl}--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
+      ;;
+
+    gnu* | linux* | tpf* | k*bsd*-gnu | kopensolaris*-gnu)
+      tmp_diet=no
+      if test "$host_os" = linux-dietlibc; then
+	case $cc_basename in
+	  diet\ *) tmp_diet=yes;;	# linux-dietlibc with static linking (!diet-dyn)
+	esac
+      fi
+      if $LD --help 2>&1 | $EGREP ': supported targets:.* elf' > /dev/null \
+	 && test "$tmp_diet" = no
+      then
+	tmp_addflag=' $pic_flag'
+	tmp_sharedflag='-shared'
+	case $cc_basename,$host_cpu in
+        pgcc*)				# Portland Group C compiler
+	  whole_archive_flag_spec_FC='${wl}--whole-archive`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive'
+	  tmp_addflag=' $pic_flag'
+	  ;;
+	pgf77* | pgf90* | pgf95* | pgfortran*)
+					# Portland Group f77 and f90 compilers
+	  whole_archive_flag_spec_FC='${wl}--whole-archive`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive'
+	  tmp_addflag=' $pic_flag -Mnomain' ;;
+	ecc*,ia64* | icc*,ia64*)	# Intel C compiler on ia64
+	  tmp_addflag=' -i_dynamic' ;;
+	efc*,ia64* | ifort*,ia64*)	# Intel Fortran compiler on ia64
+	  tmp_addflag=' -i_dynamic -nofor_main' ;;
+	ifc* | ifort*)			# Intel Fortran compiler
+	  tmp_addflag=' -nofor_main' ;;
+	lf95*)				# Lahey Fortran 8.1
+	  whole_archive_flag_spec_FC=
+	  tmp_sharedflag='--shared' ;;
+	xl[cC]* | bgxl[cC]* | mpixl[cC]*) # IBM XL C 8.0 on PPC (deal with xlf below)
+	  tmp_sharedflag='-qmkshrobj'
+	  tmp_addflag= ;;
+	nvcc*)	# Cuda Compiler Driver 2.2
+	  whole_archive_flag_spec_FC='${wl}--whole-archive`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive'
+	  compiler_needs_object_FC=yes
+	  ;;
+	esac
+	case `$CC -V 2>&1 | sed 5q` in
+	*Sun\ C*)			# Sun C 5.9
+	  whole_archive_flag_spec_FC='${wl}--whole-archive`new_convenience=; for conv in $convenience\"\"; do test -z \"$conv\" || new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive'
+	  compiler_needs_object_FC=yes
+	  tmp_sharedflag='-G' ;;
+	*Sun\ F*)			# Sun Fortran 8.3
+	  tmp_sharedflag='-G' ;;
+	esac
+	archive_cmds_FC='$CC '"$tmp_sharedflag""$tmp_addflag"' $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
+
+        if test "x$supports_anon_versioning" = xyes; then
+          archive_expsym_cmds_FC='echo "{ global:" > $output_objdir/$libname.ver~
+	    cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~
+	    echo "local: *; };" >> $output_objdir/$libname.ver~
+	    $CC '"$tmp_sharedflag""$tmp_addflag"' $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-version-script ${wl}$output_objdir/$libname.ver -o $lib'
+        fi
+
+	case $cc_basename in
+	xlf* | bgf* | bgxlf* | mpixlf*)
+	  # IBM XL Fortran 10.1 on PPC cannot create shared libs itself
+	  whole_archive_flag_spec_FC='--whole-archive$convenience --no-whole-archive'
+	  hardcode_libdir_flag_spec_FC='${wl}-rpath ${wl}$libdir'
+	  archive_cmds_FC='$LD -shared $libobjs $deplibs $linker_flags -soname $soname -o $lib'
+	  if test "x$supports_anon_versioning" = xyes; then
+	    archive_expsym_cmds_FC='echo "{ global:" > $output_objdir/$libname.ver~
+	      cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~
+	      echo "local: *; };" >> $output_objdir/$libname.ver~
+	      $LD -shared $libobjs $deplibs $linker_flags -soname $soname -version-script $output_objdir/$libname.ver -o $lib'
+	  fi
+	  ;;
+	esac
+      else
+        ld_shlibs_FC=no
+      fi
+      ;;
+
+    netbsd*)
+      if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
+	archive_cmds_FC='$LD -Bshareable $libobjs $deplibs $linker_flags -o $lib'
+	wlarc=
+      else
+	archive_cmds_FC='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
+	archive_expsym_cmds_FC='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
+      fi
+      ;;
+
+    solaris*)
+      if $LD -v 2>&1 | $GREP 'BFD 2\.8' > /dev/null; then
+	ld_shlibs_FC=no
+	cat <<_LT_EOF 1>&2
+
+*** Warning: The releases 2.8.* of the GNU linker cannot reliably
+*** create shared libraries on Solaris systems.  Therefore, libtool
+*** is disabling shared libraries support.  We urge you to upgrade GNU
+*** binutils to release 2.9.1 or newer.  Another option is to modify
+*** your PATH or compiler configuration so that the native linker is
+*** used, and then restart.
+
+_LT_EOF
+      elif $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
+	archive_cmds_FC='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
+	archive_expsym_cmds_FC='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
+      else
+	ld_shlibs_FC=no
+      fi
+      ;;
+
+    sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX*)
+      case `$LD -v 2>&1` in
+        *\ [01].* | *\ 2.[0-9].* | *\ 2.1[0-5].*)
+	ld_shlibs_FC=no
+	cat <<_LT_EOF 1>&2
+
+*** Warning: Releases of the GNU linker prior to 2.16.91.0.3 can not
+*** reliably create shared libraries on SCO systems.  Therefore, libtool
+*** is disabling shared libraries support.  We urge you to upgrade GNU
+*** binutils to release 2.16.91.0.3 or newer.  Another option is to modify
+*** your PATH or compiler configuration so that the native linker is
+*** used, and then restart.
+
+_LT_EOF
+	;;
+	*)
+	  # For security reasons, it is highly recommended that you always
+	  # use absolute paths for naming shared libraries, and exclude the
+	  # DT_RUNPATH tag from executables and libraries.  But doing so
+	  # requires that you compile everything twice, which is a pain.
+	  if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
+	    hardcode_libdir_flag_spec_FC='${wl}-rpath ${wl}$libdir'
+	    archive_cmds_FC='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
+	    archive_expsym_cmds_FC='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
+	  else
+	    ld_shlibs_FC=no
+	  fi
+	;;
+      esac
+      ;;
+
+    sunos4*)
+      archive_cmds_FC='$LD -assert pure-text -Bshareable -o $lib $libobjs $deplibs $linker_flags'
+      wlarc=
+      hardcode_direct_FC=yes
+      hardcode_shlibpath_var_FC=no
+      ;;
+
+    *)
+      if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
+	archive_cmds_FC='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
+	archive_expsym_cmds_FC='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
+      else
+	ld_shlibs_FC=no
+      fi
+      ;;
+    esac
+
+    if test "$ld_shlibs_FC" = no; then
+      runpath_var=
+      hardcode_libdir_flag_spec_FC=
+      export_dynamic_flag_spec_FC=
+      whole_archive_flag_spec_FC=
+    fi
+  else
+    # PORTME fill in a description of your system's linker (not GNU ld)
+    case $host_os in
+    aix3*)
+      allow_undefined_flag_FC=unsupported
+      always_export_symbols_FC=yes
+      archive_expsym_cmds_FC='$LD -o $output_objdir/$soname $libobjs $deplibs $linker_flags -bE:$export_symbols -T512 -H512 -bM:SRE~$AR $AR_FLAGS $lib $output_objdir/$soname'
+      # Note: this linker hardcodes the directories in LIBPATH if there
+      # are no directories specified by -L.
+      hardcode_minus_L_FC=yes
+      if test "$GCC" = yes && test -z "$lt_prog_compiler_static"; then
+	# Neither direct hardcoding nor static linking is supported with a
+	# broken collect2.
+	hardcode_direct_FC=unsupported
+      fi
+      ;;
+
+    aix[4-9]*)
+      if test "$host_cpu" = ia64; then
+	# On IA64, the linker does run time linking by default, so we don't
+	# have to do anything special.
+	aix_use_runtimelinking=no
+	exp_sym_flag='-Bexport'
+	no_entry_flag=""
+      else
+	# If we're using GNU nm, then we don't want the "-C" option.
+	# -C means demangle to AIX nm, but means don't demangle with GNU nm
+	# Also, AIX nm treats weak defined symbols like other global
+	# defined symbols, whereas GNU nm marks them as "W".
+	if $NM -V 2>&1 | $GREP 'GNU' > /dev/null; then
+	  export_symbols_cmds_FC='$NM -Bpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B") || (\$ 2 == "W")) && (substr(\$ 3,1,1) != ".")) { print \$ 3 } }'\'' | sort -u > $export_symbols'
+	else
+	  export_symbols_cmds_FC='$NM -BCpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B")) && (substr(\$ 3,1,1) != ".")) { print \$ 3 } }'\'' | sort -u > $export_symbols'
+	fi
+	aix_use_runtimelinking=no
+
+	# Test if we are trying to use run time linking or normal
+	# AIX style linking. If -brtl is somewhere in LDFLAGS, we
+	# need to do runtime linking.
+	case $host_os in aix4.[23]|aix4.[23].*|aix[5-9]*)
+	  for ld_flag in $LDFLAGS; do
+	  if (test $ld_flag = "-brtl" || test $ld_flag = "-Wl,-brtl"); then
+	    aix_use_runtimelinking=yes
+	    break
+	  fi
+	  done
+	  ;;
+	esac
+
+	exp_sym_flag='-bexport'
+	no_entry_flag='-bnoentry'
+      fi
+
+      # When large executables or shared objects are built, AIX ld can
+      # have problems creating the table of contents.  If linking a library
+      # or program results in "error TOC overflow" add -mminimal-toc to
+      # CXXFLAGS/CFLAGS for g++/gcc.  In the cases where that is not
+      # enough to fix the problem, add -Wl,-bbigtoc to LDFLAGS.
+
+      archive_cmds_FC=''
+      hardcode_direct_FC=yes
+      hardcode_direct_absolute_FC=yes
+      hardcode_libdir_separator_FC=':'
+      link_all_deplibs_FC=yes
+      file_list_spec_FC='${wl}-f,'
+
+      if test "$GCC" = yes; then
+	case $host_os in aix4.[012]|aix4.[012].*)
+	# We only want to do this on AIX 4.2 and lower, the check
+	# below for broken collect2 doesn't work under 4.3+
+	  collect2name=`${CC} -print-prog-name=collect2`
+	  if test -f "$collect2name" &&
+	   strings "$collect2name" | $GREP resolve_lib_name >/dev/null
+	  then
+	  # We have reworked collect2
+	  :
+	  else
+	  # We have old collect2
+	  hardcode_direct_FC=unsupported
+	  # It fails to find uninstalled libraries when the uninstalled
+	  # path is not listed in the libpath.  Setting hardcode_minus_L
+	  # to unsupported forces relinking
+	  hardcode_minus_L_FC=yes
+	  hardcode_libdir_flag_spec_FC='-L$libdir'
+	  hardcode_libdir_separator_FC=
+	  fi
+	  ;;
+	esac
+	shared_flag='-shared'
+	if test "$aix_use_runtimelinking" = yes; then
+	  shared_flag="$shared_flag "'${wl}-G'
+	fi
+      else
+	# not using gcc
+	if test "$host_cpu" = ia64; then
+	# VisualAge C++, Version 5.5 for AIX 5L for IA-64, Beta 3 Release
+	# chokes on -Wl,-G. The following line is correct:
+	  shared_flag='-G'
+	else
+	  if test "$aix_use_runtimelinking" = yes; then
+	    shared_flag='${wl}-G'
+	  else
+	    shared_flag='${wl}-bM:SRE'
+	  fi
+	fi
+      fi
+
+      export_dynamic_flag_spec_FC='${wl}-bexpall'
+      # It seems that -bexpall does not export symbols beginning with
+      # underscore (_), so it is better to generate a list of symbols to export.
+      always_export_symbols_FC=yes
+      if test "$aix_use_runtimelinking" = yes; then
+	# Warning - without using the other runtime loading flags (-brtl),
+	# -berok will link without error, but may produce a broken library.
+	allow_undefined_flag_FC='-berok'
+        # Determine the default libpath from the value encoded in an
+        # empty executable.
+        if test "${lt_cv_aix_libpath+set}" = set; then
+  aix_libpath=$lt_cv_aix_libpath
+else
+  if ${lt_cv_aix_libpath__FC+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat > conftest.$ac_ext <<_ACEOF
+      program main
+
+      end
+_ACEOF
+if ac_fn_fc_try_link "$LINENO"; then :
+
+  lt_aix_libpath_sed='
+      /Import File Strings/,/^$/ {
+	  /^0/ {
+	      s/^0  *\([^ ]*\) *$/\1/
+	      p
+	  }
+      }'
+  lt_cv_aix_libpath__FC=`dump -H conftest$ac_exeext 2>/dev/null | $SED -n -e "$lt_aix_libpath_sed"`
+  # Check for a 64-bit object if we didn't find anything.
+  if test -z "$lt_cv_aix_libpath__FC"; then
+    lt_cv_aix_libpath__FC=`dump -HX64 conftest$ac_exeext 2>/dev/null | $SED -n -e "$lt_aix_libpath_sed"`
+  fi
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+  if test -z "$lt_cv_aix_libpath__FC"; then
+    lt_cv_aix_libpath__FC="/usr/lib:/lib"
+  fi
+
+fi
+
+  aix_libpath=$lt_cv_aix_libpath__FC
+fi
+
+        hardcode_libdir_flag_spec_FC='${wl}-blibpath:$libdir:'"$aix_libpath"
+        archive_expsym_cmds_FC='$CC -o $output_objdir/$soname $libobjs $deplibs '"\${wl}$no_entry_flag"' $compiler_flags `if test "x${allow_undefined_flag}" != "x"; then func_echo_all "${wl}${allow_undefined_flag}"; else :; fi` '"\${wl}$exp_sym_flag:\$export_symbols $shared_flag"
+      else
+	if test "$host_cpu" = ia64; then
+	  hardcode_libdir_flag_spec_FC='${wl}-R $libdir:/usr/lib:/lib'
+	  allow_undefined_flag_FC="-z nodefs"
+	  archive_expsym_cmds_FC="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs '"\${wl}$no_entry_flag"' $compiler_flags ${wl}${allow_undefined_flag} '"\${wl}$exp_sym_flag:\$export_symbols"
+	else
+	 # Determine the default libpath from the value encoded in an
+	 # empty executable.
+	 if test "${lt_cv_aix_libpath+set}" = set; then
+  aix_libpath=$lt_cv_aix_libpath
+else
+  if ${lt_cv_aix_libpath__FC+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat > conftest.$ac_ext <<_ACEOF
+      program main
+
+      end
+_ACEOF
+if ac_fn_fc_try_link "$LINENO"; then :
+
+  lt_aix_libpath_sed='
+      /Import File Strings/,/^$/ {
+	  /^0/ {
+	      s/^0  *\([^ ]*\) *$/\1/
+	      p
+	  }
+      }'
+  lt_cv_aix_libpath__FC=`dump -H conftest$ac_exeext 2>/dev/null | $SED -n -e "$lt_aix_libpath_sed"`
+  # Check for a 64-bit object if we didn't find anything.
+  if test -z "$lt_cv_aix_libpath__FC"; then
+    lt_cv_aix_libpath__FC=`dump -HX64 conftest$ac_exeext 2>/dev/null | $SED -n -e "$lt_aix_libpath_sed"`
+  fi
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+  if test -z "$lt_cv_aix_libpath__FC"; then
+    lt_cv_aix_libpath__FC="/usr/lib:/lib"
+  fi
+
+fi
+
+  aix_libpath=$lt_cv_aix_libpath__FC
+fi
+
+	 hardcode_libdir_flag_spec_FC='${wl}-blibpath:$libdir:'"$aix_libpath"
+	  # Warning - without using the other run time loading flags,
+	  # -berok will link without error, but may produce a broken library.
+	  no_undefined_flag_FC=' ${wl}-bernotok'
+	  allow_undefined_flag_FC=' ${wl}-berok'
+	  if test "$with_gnu_ld" = yes; then
+	    # We only use this code for GNU lds that support --whole-archive.
+	    whole_archive_flag_spec_FC='${wl}--whole-archive$convenience ${wl}--no-whole-archive'
+	  else
+	    # Exported symbols can be pulled into shared objects from archives
+	    whole_archive_flag_spec_FC='$convenience'
+	  fi
+	  archive_cmds_need_lc_FC=yes
+	  # This is similar to how AIX traditionally builds its shared libraries.
+	  archive_expsym_cmds_FC="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs ${wl}-bnoentry $compiler_flags ${wl}-bE:$export_symbols${allow_undefined_flag}~$AR $AR_FLAGS $output_objdir/$libname$release.a $output_objdir/$soname'
+	fi
+      fi
+      ;;
+
+    amigaos*)
+      case $host_cpu in
+      powerpc)
+            # see comment about AmigaOS4 .so support
+            archive_cmds_FC='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
+            archive_expsym_cmds_FC=''
+        ;;
+      m68k)
+            archive_cmds_FC='$RM $output_objdir/a2ixlibrary.data~$ECHO "#define NAME $libname" > $output_objdir/a2ixlibrary.data~$ECHO "#define LIBRARY_ID 1" >> $output_objdir/a2ixlibrary.data~$ECHO "#define VERSION $major" >> $output_objdir/a2ixlibrary.data~$ECHO "#define REVISION $revision" >> $output_objdir/a2ixlibrary.data~$AR $AR_FLAGS $lib $libobjs~$RANLIB $lib~(cd $output_objdir && a2ixlibrary -32)'
+            hardcode_libdir_flag_spec_FC='-L$libdir'
+            hardcode_minus_L_FC=yes
+        ;;
+      esac
+      ;;
+
+    bsdi[45]*)
+      export_dynamic_flag_spec_FC=-rdynamic
+      ;;
+
+    cygwin* | mingw* | pw32* | cegcc*)
+      # When not using gcc, we currently assume that we are using
+      # Microsoft Visual C++.
+      # hardcode_libdir_flag_spec is actually meaningless, as there is
+      # no search path for DLLs.
+      case $cc_basename in
+      cl*)
+	# Native MSVC
+	hardcode_libdir_flag_spec_FC=' '
+	allow_undefined_flag_FC=unsupported
+	always_export_symbols_FC=yes
+	file_list_spec_FC='@'
+	# Tell ltmain to make .lib files, not .a files.
+	libext=lib
+	# Tell ltmain to make .dll files, not .so files.
+	shrext_cmds=".dll"
+	# FIXME: Setting linknames here is a bad hack.
+	archive_cmds_FC='$CC -o $output_objdir/$soname $libobjs $compiler_flags $deplibs -Wl,-dll~linknames='
+	archive_expsym_cmds_FC='if test "x`$SED 1q $export_symbols`" = xEXPORTS; then
+	    sed -n -e 's/\\\\\\\(.*\\\\\\\)/-link\\\ -EXPORT:\\\\\\\1/' -e '1\\\!p' < $export_symbols > $output_objdir/$soname.exp;
+	  else
+	    sed -e 's/\\\\\\\(.*\\\\\\\)/-link\\\ -EXPORT:\\\\\\\1/' < $export_symbols > $output_objdir/$soname.exp;
+	  fi~
+	  $CC -o $tool_output_objdir$soname $libobjs $compiler_flags $deplibs "@$tool_output_objdir$soname.exp" -Wl,-DLL,-IMPLIB:"$tool_output_objdir$libname.dll.lib"~
+	  linknames='
+	# The linker will not automatically build a static lib if we build a DLL.
+	# _LT_TAGVAR(old_archive_from_new_cmds, FC)='true'
+	enable_shared_with_static_runtimes_FC=yes
+	exclude_expsyms_FC='_NULL_IMPORT_DESCRIPTOR|_IMPORT_DESCRIPTOR_.*'
+	export_symbols_cmds_FC='$NM $libobjs $convenience | $global_symbol_pipe | $SED -e '\''/^[BCDGRS][ ]/s/.*[ ]\([^ ]*\)/\1,DATA/'\'' | $SED -e '\''/^[AITW][ ]/s/.*[ ]//'\'' | sort | uniq > $export_symbols'
+	# Don't use ranlib
+	old_postinstall_cmds_FC='chmod 644 $oldlib'
+	postlink_cmds_FC='lt_outputfile="@OUTPUT@"~
+	  lt_tool_outputfile="@TOOL_OUTPUT@"~
+	  case $lt_outputfile in
+	    *.exe|*.EXE) ;;
+	    *)
+	      lt_outputfile="$lt_outputfile.exe"
+	      lt_tool_outputfile="$lt_tool_outputfile.exe"
+	      ;;
+	  esac~
+	  if test "$MANIFEST_TOOL" != ":" && test -f "$lt_outputfile.manifest"; then
+	    $MANIFEST_TOOL -manifest "$lt_tool_outputfile.manifest" -outputresource:"$lt_tool_outputfile" || exit 1;
+	    $RM "$lt_outputfile.manifest";
+	  fi'
+	;;
+      *)
+	# Assume MSVC wrapper
+	hardcode_libdir_flag_spec_FC=' '
+	allow_undefined_flag_FC=unsupported
+	# Tell ltmain to make .lib files, not .a files.
+	libext=lib
+	# Tell ltmain to make .dll files, not .so files.
+	shrext_cmds=".dll"
+	# FIXME: Setting linknames here is a bad hack.
+	archive_cmds_FC='$CC -o $lib $libobjs $compiler_flags `func_echo_all "$deplibs" | $SED '\''s/ -lc$//'\''` -link -dll~linknames='
+	# The linker will automatically build a .lib file if we build a DLL.
+	old_archive_from_new_cmds_FC='true'
+	# FIXME: Should let the user specify the lib program.
+	old_archive_cmds_FC='lib -OUT:$oldlib$oldobjs$old_deplibs'
+	enable_shared_with_static_runtimes_FC=yes
+	;;
+      esac
+      ;;
+
+    darwin* | rhapsody*)
+
+
+  archive_cmds_need_lc_FC=no
+  hardcode_direct_FC=no
+  hardcode_automatic_FC=yes
+  hardcode_shlibpath_var_FC=unsupported
+  if test "$lt_cv_ld_force_load" = "yes"; then
+    whole_archive_flag_spec_FC='`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience ${wl}-force_load,$conv\"; done; func_echo_all \"$new_convenience\"`'
+    compiler_needs_object_FC=yes
+  else
+    whole_archive_flag_spec_FC=''
+  fi
+  link_all_deplibs_FC=yes
+  allow_undefined_flag_FC="$_lt_dar_allow_undefined"
+  case $cc_basename in
+     ifort*) _lt_dar_can_shared=yes ;;
+     *) _lt_dar_can_shared=$GCC ;;
+  esac
+  if test "$_lt_dar_can_shared" = "yes"; then
+    output_verbose_link_cmd=func_echo_all
+    archive_cmds_FC="\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$libobjs \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring $_lt_dar_single_mod${_lt_dsymutil}"
+    module_cmds_FC="\$CC \$allow_undefined_flag -o \$lib -bundle \$libobjs \$deplibs \$compiler_flags${_lt_dsymutil}"
+    archive_expsym_cmds_FC="sed 's,^,_,' < \$export_symbols > \$output_objdir/\${libname}-symbols.expsym~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$libobjs \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring ${_lt_dar_single_mod}${_lt_dar_export_syms}${_lt_dsymutil}"
+    module_expsym_cmds_FC="sed -e 's,^,_,' < \$export_symbols > \$output_objdir/\${libname}-symbols.expsym~\$CC \$allow_undefined_flag -o \$lib -bundle \$libobjs \$deplibs \$compiler_flags${_lt_dar_export_syms}${_lt_dsymutil}"
+
+  else
+  ld_shlibs_FC=no
+  fi
+
+      ;;
+
+    dgux*)
+      archive_cmds_FC='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
+      hardcode_libdir_flag_spec_FC='-L$libdir'
+      hardcode_shlibpath_var_FC=no
+      ;;
+
+    # FreeBSD 2.2.[012] allows us to include c++rt0.o to get C++ constructor
+    # support.  Future versions do this automatically, but an explicit c++rt0.o
+    # does not break anything, and helps significantly (at the cost of a little
+    # extra space).
+    freebsd2.2*)
+      archive_cmds_FC='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags /usr/lib/c++rt0.o'
+      hardcode_libdir_flag_spec_FC='-R$libdir'
+      hardcode_direct_FC=yes
+      hardcode_shlibpath_var_FC=no
+      ;;
+
+    # Unfortunately, older versions of FreeBSD 2 do not have this feature.
+    freebsd2.*)
+      archive_cmds_FC='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'
+      hardcode_direct_FC=yes
+      hardcode_minus_L_FC=yes
+      hardcode_shlibpath_var_FC=no
+      ;;
+
+    # FreeBSD 3 and greater uses gcc -shared to do shared libraries.
+    freebsd* | dragonfly*)
+      archive_cmds_FC='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags'
+      hardcode_libdir_flag_spec_FC='-R$libdir'
+      hardcode_direct_FC=yes
+      hardcode_shlibpath_var_FC=no
+      ;;
+
+    hpux9*)
+      if test "$GCC" = yes; then
+	archive_cmds_FC='$RM $output_objdir/$soname~$CC -shared $pic_flag ${wl}+b ${wl}$install_libdir -o $output_objdir/$soname $libobjs $deplibs $compiler_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib'
+      else
+	archive_cmds_FC='$RM $output_objdir/$soname~$LD -b +b $install_libdir -o $output_objdir/$soname $libobjs $deplibs $linker_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib'
+      fi
+      hardcode_libdir_flag_spec_FC='${wl}+b ${wl}$libdir'
+      hardcode_libdir_separator_FC=:
+      hardcode_direct_FC=yes
+
+      # hardcode_minus_L: Not really in the search PATH,
+      # but as the default location of the library.
+      hardcode_minus_L_FC=yes
+      export_dynamic_flag_spec_FC='${wl}-E'
+      ;;
+
+    hpux10*)
+      if test "$GCC" = yes && test "$with_gnu_ld" = no; then
+	archive_cmds_FC='$CC -shared $pic_flag ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags'
+      else
+	archive_cmds_FC='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linker_flags'
+      fi
+      if test "$with_gnu_ld" = no; then
+	hardcode_libdir_flag_spec_FC='${wl}+b ${wl}$libdir'
+	hardcode_libdir_separator_FC=:
+	hardcode_direct_FC=yes
+	hardcode_direct_absolute_FC=yes
+	export_dynamic_flag_spec_FC='${wl}-E'
+	# hardcode_minus_L: Not really in the search PATH,
+	# but as the default location of the library.
+	hardcode_minus_L_FC=yes
+      fi
+      ;;
+
+    hpux11*)
+      if test "$GCC" = yes && test "$with_gnu_ld" = no; then
+	case $host_cpu in
+	hppa*64*)
+	  archive_cmds_FC='$CC -shared ${wl}+h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags'
+	  ;;
+	ia64*)
+	  archive_cmds_FC='$CC -shared $pic_flag ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $libobjs $deplibs $compiler_flags'
+	  ;;
+	*)
+	  archive_cmds_FC='$CC -shared $pic_flag ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags'
+	  ;;
+	esac
+      else
+	case $host_cpu in
+	hppa*64*)
+	  archive_cmds_FC='$CC -b ${wl}+h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags'
+	  ;;
+	ia64*)
+	  archive_cmds_FC='$CC -b ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $libobjs $deplibs $compiler_flags'
+	  ;;
+	*)
+	archive_cmds_FC='$CC -b ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags'
+	  ;;
+	esac
+      fi
+      if test "$with_gnu_ld" = no; then
+	hardcode_libdir_flag_spec_FC='${wl}+b ${wl}$libdir'
+	hardcode_libdir_separator_FC=:
+
+	case $host_cpu in
+	hppa*64*|ia64*)
+	  hardcode_direct_FC=no
+	  hardcode_shlibpath_var_FC=no
+	  ;;
+	*)
+	  hardcode_direct_FC=yes
+	  hardcode_direct_absolute_FC=yes
+	  export_dynamic_flag_spec_FC='${wl}-E'
+
+	  # hardcode_minus_L: Not really in the search PATH,
+	  # but as the default location of the library.
+	  hardcode_minus_L_FC=yes
+	  ;;
+	esac
+      fi
+      ;;
+
+    irix5* | irix6* | nonstopux*)
+      if test "$GCC" = yes; then
+	archive_cmds_FC='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
+	# Try to use the -exported_symbol ld option, if it does not
+	# work, assume that -exports_file does not work either and
+	# implicitly export all symbols.
+	# This should be the same for all languages, so no per-tag cache variable.
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the $host_os linker accepts -exported_symbol" >&5
+$as_echo_n "checking whether the $host_os linker accepts -exported_symbol... " >&6; }
+if ${lt_cv_irix_exported_symbol+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  save_LDFLAGS="$LDFLAGS"
+	   LDFLAGS="$LDFLAGS -shared ${wl}-exported_symbol ${wl}foo ${wl}-update_registry ${wl}/dev/null"
+	   cat > conftest.$ac_ext <<_ACEOF
+
+      subroutine foo
+      end
+_ACEOF
+if ac_fn_fc_try_link "$LINENO"; then :
+  lt_cv_irix_exported_symbol=yes
+else
+  lt_cv_irix_exported_symbol=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+           LDFLAGS="$save_LDFLAGS"
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_irix_exported_symbol" >&5
+$as_echo "$lt_cv_irix_exported_symbol" >&6; }
+	if test "$lt_cv_irix_exported_symbol" = yes; then
+          archive_expsym_cmds_FC='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations ${wl}-exports_file ${wl}$export_symbols -o $lib'
+	fi
+      else
+	archive_cmds_FC='$CC -shared $libobjs $deplibs $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib'
+	archive_expsym_cmds_FC='$CC -shared $libobjs $deplibs $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -exports_file $export_symbols -o $lib'
+      fi
+      archive_cmds_need_lc_FC='no'
+      hardcode_libdir_flag_spec_FC='${wl}-rpath ${wl}$libdir'
+      hardcode_libdir_separator_FC=:
+      inherit_rpath_FC=yes
+      link_all_deplibs_FC=yes
+      ;;
+
+    netbsd*)
+      if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
+	archive_cmds_FC='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'  # a.out
+      else
+	archive_cmds_FC='$LD -shared -o $lib $libobjs $deplibs $linker_flags'      # ELF
+      fi
+      hardcode_libdir_flag_spec_FC='-R$libdir'
+      hardcode_direct_FC=yes
+      hardcode_shlibpath_var_FC=no
+      ;;
+
+    newsos6)
+      archive_cmds_FC='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
+      hardcode_direct_FC=yes
+      hardcode_libdir_flag_spec_FC='${wl}-rpath ${wl}$libdir'
+      hardcode_libdir_separator_FC=:
+      hardcode_shlibpath_var_FC=no
+      ;;
+
+    *nto* | *qnx*)
+      ;;
+
+    openbsd*)
+      if test -f /usr/libexec/ld.so; then
+	hardcode_direct_FC=yes
+	hardcode_shlibpath_var_FC=no
+	hardcode_direct_absolute_FC=yes
+	if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
+	  archive_cmds_FC='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags'
+	  archive_expsym_cmds_FC='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags ${wl}-retain-symbols-file,$export_symbols'
+	  hardcode_libdir_flag_spec_FC='${wl}-rpath,$libdir'
+	  export_dynamic_flag_spec_FC='${wl}-E'
+	else
+	  case $host_os in
+	   openbsd[01].* | openbsd2.[0-7] | openbsd2.[0-7].*)
+	     archive_cmds_FC='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'
+	     hardcode_libdir_flag_spec_FC='-R$libdir'
+	     ;;
+	   *)
+	     archive_cmds_FC='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags'
+	     hardcode_libdir_flag_spec_FC='${wl}-rpath,$libdir'
+	     ;;
+	  esac
+	fi
+      else
+	ld_shlibs_FC=no
+      fi
+      ;;
+
+    os2*)
+      hardcode_libdir_flag_spec_FC='-L$libdir'
+      hardcode_minus_L_FC=yes
+      allow_undefined_flag_FC=unsupported
+      archive_cmds_FC='$ECHO "LIBRARY $libname INITINSTANCE" > $output_objdir/$libname.def~$ECHO "DESCRIPTION \"$libname\"" >> $output_objdir/$libname.def~echo DATA >> $output_objdir/$libname.def~echo " SINGLE NONSHARED" >> $output_objdir/$libname.def~echo EXPORTS >> $output_objdir/$libname.def~emxexp $libobjs >> $output_objdir/$libname.def~$CC -Zdll -Zcrtdll -o $lib $libobjs $deplibs $compiler_flags $output_objdir/$libname.def'
+      old_archive_from_new_cmds_FC='emximp -o $output_objdir/$libname.a $output_objdir/$libname.def'
+      ;;
+
+    osf3*)
+      if test "$GCC" = yes; then
+	allow_undefined_flag_FC=' ${wl}-expect_unresolved ${wl}\*'
+	archive_cmds_FC='$CC -shared${allow_undefined_flag} $libobjs $deplibs $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
+      else
+	allow_undefined_flag_FC=' -expect_unresolved \*'
+	archive_cmds_FC='$CC -shared${allow_undefined_flag} $libobjs $deplibs $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib'
+      fi
+      archive_cmds_need_lc_FC='no'
+      hardcode_libdir_flag_spec_FC='${wl}-rpath ${wl}$libdir'
+      hardcode_libdir_separator_FC=:
+      ;;
+
+    osf4* | osf5*)	# as osf3* with the addition of -msym flag
+      if test "$GCC" = yes; then
+	allow_undefined_flag_FC=' ${wl}-expect_unresolved ${wl}\*'
+	archive_cmds_FC='$CC -shared${allow_undefined_flag} $pic_flag $libobjs $deplibs $compiler_flags ${wl}-msym ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
+	hardcode_libdir_flag_spec_FC='${wl}-rpath ${wl}$libdir'
+      else
+	allow_undefined_flag_FC=' -expect_unresolved \*'
+	archive_cmds_FC='$CC -shared${allow_undefined_flag} $libobjs $deplibs $compiler_flags -msym -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib'
+	archive_expsym_cmds_FC='for i in `cat $export_symbols`; do printf "%s %s\\n" -exported_symbol "\$i" >> $lib.exp; done; printf "%s\\n" "-hidden">> $lib.exp~
+	$CC -shared${allow_undefined_flag} ${wl}-input ${wl}$lib.exp $compiler_flags $libobjs $deplibs -soname $soname `test -n "$verstring" && $ECHO "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib~$RM $lib.exp'
+
+	# Both c and cxx compiler support -rpath directly
+	hardcode_libdir_flag_spec_FC='-rpath $libdir'
+      fi
+      archive_cmds_need_lc_FC='no'
+      hardcode_libdir_separator_FC=:
+      ;;
+
+    solaris*)
+      no_undefined_flag_FC=' -z defs'
+      if test "$GCC" = yes; then
+	wlarc='${wl}'
+	archive_cmds_FC='$CC -shared $pic_flag ${wl}-z ${wl}text ${wl}-h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags'
+	archive_expsym_cmds_FC='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
+	  $CC -shared $pic_flag ${wl}-z ${wl}text ${wl}-M ${wl}$lib.exp ${wl}-h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags~$RM $lib.exp'
+      else
+	case `$CC -V 2>&1` in
+	*"Compilers 5.0"*)
+	  wlarc=''
+	  archive_cmds_FC='$LD -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $linker_flags'
+	  archive_expsym_cmds_FC='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
+	  $LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linker_flags~$RM $lib.exp'
+	  ;;
+	*)
+	  wlarc='${wl}'
+	  archive_cmds_FC='$CC -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $compiler_flags'
+	  archive_expsym_cmds_FC='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
+	  $CC -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $compiler_flags~$RM $lib.exp'
+	  ;;
+	esac
+      fi
+      hardcode_libdir_flag_spec_FC='-R$libdir'
+      hardcode_shlibpath_var_FC=no
+      case $host_os in
+      solaris2.[0-5] | solaris2.[0-5].*) ;;
+      *)
+	# The compiler driver will combine and reorder linker options,
+	# but understands `-z linker_flag'.  GCC discards it without `$wl',
+	# but is careful enough not to reorder.
+	# Supported since Solaris 2.6 (maybe 2.5.1?)
+	if test "$GCC" = yes; then
+	  whole_archive_flag_spec_FC='${wl}-z ${wl}allextract$convenience ${wl}-z ${wl}defaultextract'
+	else
+	  whole_archive_flag_spec_FC='-z allextract$convenience -z defaultextract'
+	fi
+	;;
+      esac
+      link_all_deplibs_FC=yes
+      ;;
+
+    sunos4*)
+      if test "x$host_vendor" = xsequent; then
+	# Use $CC to link under sequent, because it throws in some extra .o
+	# files that make .init and .fini sections work.
+	archive_cmds_FC='$CC -G ${wl}-h $soname -o $lib $libobjs $deplibs $compiler_flags'
+      else
+	archive_cmds_FC='$LD -assert pure-text -Bstatic -o $lib $libobjs $deplibs $linker_flags'
+      fi
+      hardcode_libdir_flag_spec_FC='-L$libdir'
+      hardcode_direct_FC=yes
+      hardcode_minus_L_FC=yes
+      hardcode_shlibpath_var_FC=no
+      ;;
+
+    sysv4)
+      case $host_vendor in
+	sni)
+	  archive_cmds_FC='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
+	  hardcode_direct_FC=yes # is this really true???
+	;;
+	siemens)
+	  ## LD is ld it makes a PLAMLIB
+	  ## CC just makes a GrossModule.
+	  archive_cmds_FC='$LD -G -o $lib $libobjs $deplibs $linker_flags'
+	  reload_cmds_FC='$CC -r -o $output$reload_objs'
+	  hardcode_direct_FC=no
+        ;;
+	motorola)
+	  archive_cmds_FC='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
+	  hardcode_direct_FC=no #Motorola manual says yes, but my tests say they lie
+	;;
+      esac
+      runpath_var='LD_RUN_PATH'
+      hardcode_shlibpath_var_FC=no
+      ;;
+
+    sysv4.3*)
+      archive_cmds_FC='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
+      hardcode_shlibpath_var_FC=no
+      export_dynamic_flag_spec_FC='-Bexport'
+      ;;
+
+    sysv4*MP*)
+      if test -d /usr/nec; then
+	archive_cmds_FC='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
+	hardcode_shlibpath_var_FC=no
+	runpath_var=LD_RUN_PATH
+	hardcode_runpath_var=yes
+	ld_shlibs_FC=yes
+      fi
+      ;;
+
+    sysv4*uw2* | sysv5OpenUNIX* | sysv5UnixWare7.[01].[10]* | unixware7* | sco3.2v5.0.[024]*)
+      no_undefined_flag_FC='${wl}-z,text'
+      archive_cmds_need_lc_FC=no
+      hardcode_shlibpath_var_FC=no
+      runpath_var='LD_RUN_PATH'
+
+      if test "$GCC" = yes; then
+	archive_cmds_FC='$CC -shared ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
+	archive_expsym_cmds_FC='$CC -shared ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
+      else
+	archive_cmds_FC='$CC -G ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
+	archive_expsym_cmds_FC='$CC -G ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
+      fi
+      ;;
+
+    sysv5* | sco3.2v5* | sco5v6*)
+      # Note: We can NOT use -z defs as we might desire, because we do not
+      # link with -lc, and that would cause any symbols used from libc to
+      # always be unresolved, which means just about no library would
+      # ever link correctly.  If we're not using GNU ld we use -z text
+      # though, which does catch some bad symbols but isn't as heavy-handed
+      # as -z defs.
+      no_undefined_flag_FC='${wl}-z,text'
+      allow_undefined_flag_FC='${wl}-z,nodefs'
+      archive_cmds_need_lc_FC=no
+      hardcode_shlibpath_var_FC=no
+      hardcode_libdir_flag_spec_FC='${wl}-R,$libdir'
+      hardcode_libdir_separator_FC=':'
+      link_all_deplibs_FC=yes
+      export_dynamic_flag_spec_FC='${wl}-Bexport'
+      runpath_var='LD_RUN_PATH'
+
+      if test "$GCC" = yes; then
+	archive_cmds_FC='$CC -shared ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
+	archive_expsym_cmds_FC='$CC -shared ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
+      else
+	archive_cmds_FC='$CC -G ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
+	archive_expsym_cmds_FC='$CC -G ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
+      fi
+      ;;
+
+    uts4*)
+      archive_cmds_FC='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
+      hardcode_libdir_flag_spec_FC='-L$libdir'
+      hardcode_shlibpath_var_FC=no
+      ;;
+
+    *)
+      ld_shlibs_FC=no
+      ;;
+    esac
+
+    if test x$host_vendor = xsni; then
+      case $host in
+      sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*)
+	export_dynamic_flag_spec_FC='${wl}-Blargedynsym'
+	;;
+      esac
+    fi
+  fi
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ld_shlibs_FC" >&5
+$as_echo "$ld_shlibs_FC" >&6; }
+test "$ld_shlibs_FC" = no && can_build_shared=no
+
+with_gnu_ld_FC=$with_gnu_ld
+
+
+
+
+
+
+#
+# Do we need to explicitly link libc?
+#
+case "x$archive_cmds_need_lc_FC" in
+x|xyes)
+  # Assume -lc should be added
+  archive_cmds_need_lc_FC=yes
+
+  if test "$enable_shared" = yes && test "$GCC" = yes; then
+    case $archive_cmds_FC in
+    *'~'*)
+      # FIXME: we may have to deal with multi-command sequences.
+      ;;
+    '$CC '*)
+      # Test whether the compiler implicitly links with -lc since on some
+      # systems, -lgcc has to come before -lc. If gcc already passes -lc
+      # to ld, don't add -lc before -lgcc.
+      { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -lc should be explicitly linked in" >&5
+$as_echo_n "checking whether -lc should be explicitly linked in... " >&6; }
+if ${lt_cv_archive_cmds_need_lc_FC+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  $RM conftest*
+	echo "$lt_simple_compile_test_code" > conftest.$ac_ext
+
+	if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_compile\""; } >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; } 2>conftest.err; then
+	  soname=conftest
+	  lib=conftest
+	  libobjs=conftest.$ac_objext
+	  deplibs=
+	  wl=$lt_prog_compiler_wl_FC
+	  pic_flag=$lt_prog_compiler_pic_FC
+	  compiler_flags=-v
+	  linker_flags=-v
+	  verstring=
+	  output_objdir=.
+	  libname=conftest
+	  lt_save_allow_undefined_flag=$allow_undefined_flag_FC
+	  allow_undefined_flag_FC=
+	  if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$archive_cmds_FC 2\>\&1 \| $GREP \" -lc \" \>/dev/null 2\>\&1\""; } >&5
+  (eval $archive_cmds_FC 2\>\&1 \| $GREP \" -lc \" \>/dev/null 2\>\&1) 2>&5
+  ac_status=$?
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }
+	  then
+	    lt_cv_archive_cmds_need_lc_FC=no
+	  else
+	    lt_cv_archive_cmds_need_lc_FC=yes
+	  fi
+	  allow_undefined_flag_FC=$lt_save_allow_undefined_flag
+	else
+	  cat conftest.err 1>&5
+	fi
+	$RM conftest*
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_archive_cmds_need_lc_FC" >&5
+$as_echo "$lt_cv_archive_cmds_need_lc_FC" >&6; }
+      archive_cmds_need_lc_FC=$lt_cv_archive_cmds_need_lc_FC
+      ;;
+    esac
+  fi
+  ;;
+esac
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking dynamic linker characteristics" >&5
+$as_echo_n "checking dynamic linker characteristics... " >&6; }
+
+library_names_spec=
+libname_spec='lib$name'
+soname_spec=
+shrext_cmds=".so"
+postinstall_cmds=
+postuninstall_cmds=
+finish_cmds=
+finish_eval=
+shlibpath_var=
+shlibpath_overrides_runpath=unknown
+version_type=none
+dynamic_linker="$host_os ld.so"
+sys_lib_dlsearch_path_spec="/lib /usr/lib"
+need_lib_prefix=unknown
+hardcode_into_libs=no
+
+# when you set need_version to no, make sure it does not cause -set_version
+# flags to be left without arguments
+need_version=unknown
+
+case $host_os in
+aix3*)
+  version_type=linux # correct to gnu/linux during the next big refactor
+  library_names_spec='${libname}${release}${shared_ext}$versuffix $libname.a'
+  shlibpath_var=LIBPATH
+
+  # AIX 3 has no versioning support, so we append a major version to the name.
+  soname_spec='${libname}${release}${shared_ext}$major'
+  ;;
+
+aix[4-9]*)
+  version_type=linux # correct to gnu/linux during the next big refactor
+  need_lib_prefix=no
+  need_version=no
+  hardcode_into_libs=yes
+  if test "$host_cpu" = ia64; then
+    # AIX 5 supports IA64
+    library_names_spec='${libname}${release}${shared_ext}$major ${libname}${release}${shared_ext}$versuffix $libname${shared_ext}'
+    shlibpath_var=LD_LIBRARY_PATH
+  else
+    # With GCC up to 2.95.x, collect2 would create an import file
+    # for dependence libraries.  The import file would start with
+    # the line `#! .'.  This would cause the generated library to
+    # depend on `.', always an invalid library.  This was fixed in
+    # development snapshots of GCC prior to 3.0.
+    case $host_os in
+      aix4 | aix4.[01] | aix4.[01].*)
+      if { echo '#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 97)'
+	   echo ' yes '
+	   echo '#endif'; } | ${CC} -E - | $GREP yes > /dev/null; then
+	:
+      else
+	can_build_shared=no
+      fi
+      ;;
+    esac
+    # AIX (on Power*) has no versioning support, so currently we can not hardcode correct
+    # soname into executable. Probably we can add versioning support to
+    # collect2, so additional links can be useful in future.
+    if test "$aix_use_runtimelinking" = yes; then
+      # If using run time linking (on AIX 4.2 or later) use lib<name>.so
+      # instead of lib<name>.a to let people know that these are not
+      # typical AIX shared libraries.
+      library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
+    else
+      # We preserve .a as extension for shared libraries through AIX4.2
+      # and later when we are not doing run time linking.
+      library_names_spec='${libname}${release}.a $libname.a'
+      soname_spec='${libname}${release}${shared_ext}$major'
+    fi
+    shlibpath_var=LIBPATH
+  fi
+  ;;
+
+amigaos*)
+  case $host_cpu in
+  powerpc)
+    # Since July 2007 AmigaOS4 officially supports .so libraries.
+    # When compiling the executable, add -use-dynld -Lsobjs: to the compileline.
+    library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
+    ;;
+  m68k)
+    library_names_spec='$libname.ixlibrary $libname.a'
+    # Create ${libname}_ixlibrary.a entries in /sys/libs.
+    finish_eval='for lib in `ls $libdir/*.ixlibrary 2>/dev/null`; do libname=`func_echo_all "$lib" | $SED '\''s%^.*/\([^/]*\)\.ixlibrary$%\1%'\''`; test $RM /sys/libs/${libname}_ixlibrary.a; $show "cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a"; cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a || exit 1; done'
+    ;;
+  esac
+  ;;
+
+beos*)
+  library_names_spec='${libname}${shared_ext}'
+  dynamic_linker="$host_os ld.so"
+  shlibpath_var=LIBRARY_PATH
+  ;;
+
+bsdi[45]*)
+  version_type=linux # correct to gnu/linux during the next big refactor
+  need_version=no
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
+  soname_spec='${libname}${release}${shared_ext}$major'
+  finish_cmds='PATH="\$PATH:/sbin" ldconfig $libdir'
+  shlibpath_var=LD_LIBRARY_PATH
+  sys_lib_search_path_spec="/shlib /usr/lib /usr/X11/lib /usr/contrib/lib /lib /usr/local/lib"
+  sys_lib_dlsearch_path_spec="/shlib /usr/lib /usr/local/lib"
+  # the default ld.so.conf also contains /usr/contrib/lib and
+  # /usr/X11R6/lib (/usr/X11 is a link to /usr/X11R6), but let us allow
+  # libtool to hard-code these into programs
+  ;;
+
+cygwin* | mingw* | pw32* | cegcc*)
+  version_type=windows
+  shrext_cmds=".dll"
+  need_version=no
+  need_lib_prefix=no
+
+  case $GCC,$cc_basename in
+  yes,*)
+    # gcc
+    library_names_spec='$libname.dll.a'
+    # DLL is installed to $(libdir)/../bin by postinstall_cmds
+    postinstall_cmds='base_file=`basename \${file}`~
+      dlpath=`$SHELL 2>&1 -c '\''. $dir/'\''\${base_file}'\''i; echo \$dlname'\''`~
+      dldir=$destdir/`dirname \$dlpath`~
+      test -d \$dldir || mkdir -p \$dldir~
+      $install_prog $dir/$dlname \$dldir/$dlname~
+      chmod a+x \$dldir/$dlname~
+      if test -n '\''$stripme'\'' && test -n '\''$striplib'\''; then
+        eval '\''$striplib \$dldir/$dlname'\'' || exit \$?;
+      fi'
+    postuninstall_cmds='dldll=`$SHELL 2>&1 -c '\''. $file; echo \$dlname'\''`~
+      dlpath=$dir/\$dldll~
+       $RM \$dlpath'
+    shlibpath_overrides_runpath=yes
+
+    case $host_os in
+    cygwin*)
+      # Cygwin DLLs use 'cyg' prefix rather than 'lib'
+      soname_spec='`echo ${libname} | sed -e 's/^lib/cyg/'``echo ${release} | $SED -e 's/[.]/-/g'`${versuffix}${shared_ext}'
+
+      ;;
+    mingw* | cegcc*)
+      # MinGW DLLs use traditional 'lib' prefix
+      soname_spec='${libname}`echo ${release} | $SED -e 's/[.]/-/g'`${versuffix}${shared_ext}'
+      ;;
+    pw32*)
+      # pw32 DLLs use 'pw' prefix rather than 'lib'
+      library_names_spec='`echo ${libname} | sed -e 's/^lib/pw/'``echo ${release} | $SED -e 's/[.]/-/g'`${versuffix}${shared_ext}'
+      ;;
+    esac
+    dynamic_linker='Win32 ld.exe'
+    ;;
+
+  *,cl*)
+    # Native MSVC
+    libname_spec='$name'
+    soname_spec='${libname}`echo ${release} | $SED -e 's/[.]/-/g'`${versuffix}${shared_ext}'
+    library_names_spec='${libname}.dll.lib'
+
+    case $build_os in
+    mingw*)
+      sys_lib_search_path_spec=
+      lt_save_ifs=$IFS
+      IFS=';'
+      for lt_path in $LIB
+      do
+        IFS=$lt_save_ifs
+        # Let DOS variable expansion print the short 8.3 style file name.
+        lt_path=`cd "$lt_path" 2>/dev/null && cmd //C "for %i in (".") do @echo %~si"`
+        sys_lib_search_path_spec="$sys_lib_search_path_spec $lt_path"
+      done
+      IFS=$lt_save_ifs
+      # Convert to MSYS style.
+      sys_lib_search_path_spec=`$ECHO "$sys_lib_search_path_spec" | sed -e 's|\\\\|/|g' -e 's| \\([a-zA-Z]\\):| /\\1|g' -e 's|^ ||'`
+      ;;
+    cygwin*)
+      # Convert to unix form, then to dos form, then back to unix form
+      # but this time dos style (no spaces!) so that the unix form looks
+      # like /cygdrive/c/PROGRA~1:/cygdr...
+      sys_lib_search_path_spec=`cygpath --path --unix "$LIB"`
+      sys_lib_search_path_spec=`cygpath --path --dos "$sys_lib_search_path_spec" 2>/dev/null`
+      sys_lib_search_path_spec=`cygpath --path --unix "$sys_lib_search_path_spec" | $SED -e "s/$PATH_SEPARATOR/ /g"`
+      ;;
+    *)
+      sys_lib_search_path_spec="$LIB"
+      if $ECHO "$sys_lib_search_path_spec" | $GREP ';[c-zC-Z]:/' >/dev/null; then
+        # It is most probably a Windows format PATH.
+        sys_lib_search_path_spec=`$ECHO "$sys_lib_search_path_spec" | $SED -e 's/;/ /g'`
+      else
+        sys_lib_search_path_spec=`$ECHO "$sys_lib_search_path_spec" | $SED -e "s/$PATH_SEPARATOR/ /g"`
+      fi
+      # FIXME: find the short name or the path components, as spaces are
+      # common. (e.g. "Program Files" -> "PROGRA~1")
+      ;;
+    esac
+
+    # DLL is installed to $(libdir)/../bin by postinstall_cmds
+    postinstall_cmds='base_file=`basename \${file}`~
+      dlpath=`$SHELL 2>&1 -c '\''. $dir/'\''\${base_file}'\''i; echo \$dlname'\''`~
+      dldir=$destdir/`dirname \$dlpath`~
+      test -d \$dldir || mkdir -p \$dldir~
+      $install_prog $dir/$dlname \$dldir/$dlname'
+    postuninstall_cmds='dldll=`$SHELL 2>&1 -c '\''. $file; echo \$dlname'\''`~
+      dlpath=$dir/\$dldll~
+       $RM \$dlpath'
+    shlibpath_overrides_runpath=yes
+    dynamic_linker='Win32 link.exe'
+    ;;
+
+  *)
+    # Assume MSVC wrapper
+    library_names_spec='${libname}`echo ${release} | $SED -e 's/[.]/-/g'`${versuffix}${shared_ext} $libname.lib'
+    dynamic_linker='Win32 ld.exe'
+    ;;
+  esac
+  # FIXME: first we should search . and the directory the executable is in
+  shlibpath_var=PATH
+  ;;
+
+darwin* | rhapsody*)
+  dynamic_linker="$host_os dyld"
+  version_type=darwin
+  need_lib_prefix=no
+  need_version=no
+  library_names_spec='${libname}${release}${major}$shared_ext ${libname}$shared_ext'
+  soname_spec='${libname}${release}${major}$shared_ext'
+  shlibpath_overrides_runpath=yes
+  shlibpath_var=DYLD_LIBRARY_PATH
+  shrext_cmds='`test .$module = .yes && echo .so || echo .dylib`'
+
+  sys_lib_dlsearch_path_spec='/usr/local/lib /lib /usr/lib'
+  ;;
+
+dgux*)
+  version_type=linux # correct to gnu/linux during the next big refactor
+  need_lib_prefix=no
+  need_version=no
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname$shared_ext'
+  soname_spec='${libname}${release}${shared_ext}$major'
+  shlibpath_var=LD_LIBRARY_PATH
+  ;;
+
+freebsd* | dragonfly*)
+  # DragonFly does not have aout.  When/if they implement a new
+  # versioning mechanism, adjust this.
+  if test -x /usr/bin/objformat; then
+    objformat=`/usr/bin/objformat`
+  else
+    case $host_os in
+    freebsd[23].*) objformat=aout ;;
+    *) objformat=elf ;;
+    esac
+  fi
+  version_type=freebsd-$objformat
+  case $version_type in
+    freebsd-elf*)
+      library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext} $libname${shared_ext}'
+      need_version=no
+      need_lib_prefix=no
+      ;;
+    freebsd-*)
+      library_names_spec='${libname}${release}${shared_ext}$versuffix $libname${shared_ext}$versuffix'
+      need_version=yes
+      ;;
+  esac
+  shlibpath_var=LD_LIBRARY_PATH
+  case $host_os in
+  freebsd2.*)
+    shlibpath_overrides_runpath=yes
+    ;;
+  freebsd3.[01]* | freebsdelf3.[01]*)
+    shlibpath_overrides_runpath=yes
+    hardcode_into_libs=yes
+    ;;
+  freebsd3.[2-9]* | freebsdelf3.[2-9]* | \
+  freebsd4.[0-5] | freebsdelf4.[0-5] | freebsd4.1.1 | freebsdelf4.1.1)
+    shlibpath_overrides_runpath=no
+    hardcode_into_libs=yes
+    ;;
+  *) # from 4.6 on, and DragonFly
+    shlibpath_overrides_runpath=yes
+    hardcode_into_libs=yes
+    ;;
+  esac
+  ;;
+
+gnu*)
+  version_type=linux # correct to gnu/linux during the next big refactor
+  need_lib_prefix=no
+  need_version=no
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}${major} ${libname}${shared_ext}'
+  soname_spec='${libname}${release}${shared_ext}$major'
+  shlibpath_var=LD_LIBRARY_PATH
+  shlibpath_overrides_runpath=no
+  hardcode_into_libs=yes
+  ;;
+
+haiku*)
+  version_type=linux # correct to gnu/linux during the next big refactor
+  need_lib_prefix=no
+  need_version=no
+  dynamic_linker="$host_os runtime_loader"
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}${major} ${libname}${shared_ext}'
+  soname_spec='${libname}${release}${shared_ext}$major'
+  shlibpath_var=LIBRARY_PATH
+  shlibpath_overrides_runpath=yes
+  sys_lib_dlsearch_path_spec='/boot/home/config/lib /boot/common/lib /boot/system/lib'
+  hardcode_into_libs=yes
+  ;;
+
+hpux9* | hpux10* | hpux11*)
+  # Give a soname corresponding to the major version so that dld.sl refuses to
+  # link against other versions.
+  version_type=sunos
+  need_lib_prefix=no
+  need_version=no
+  case $host_cpu in
+  ia64*)
+    shrext_cmds='.so'
+    hardcode_into_libs=yes
+    dynamic_linker="$host_os dld.so"
+    shlibpath_var=LD_LIBRARY_PATH
+    shlibpath_overrides_runpath=yes # Unless +noenvvar is specified.
+    library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
+    soname_spec='${libname}${release}${shared_ext}$major'
+    if test "X$HPUX_IA64_MODE" = X32; then
+      sys_lib_search_path_spec="/usr/lib/hpux32 /usr/local/lib/hpux32 /usr/local/lib"
+    else
+      sys_lib_search_path_spec="/usr/lib/hpux64 /usr/local/lib/hpux64"
+    fi
+    sys_lib_dlsearch_path_spec=$sys_lib_search_path_spec
+    ;;
+  hppa*64*)
+    shrext_cmds='.sl'
+    hardcode_into_libs=yes
+    dynamic_linker="$host_os dld.sl"
+    shlibpath_var=LD_LIBRARY_PATH # How should we handle SHLIB_PATH
+    shlibpath_overrides_runpath=yes # Unless +noenvvar is specified.
+    library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
+    soname_spec='${libname}${release}${shared_ext}$major'
+    sys_lib_search_path_spec="/usr/lib/pa20_64 /usr/ccs/lib/pa20_64"
+    sys_lib_dlsearch_path_spec=$sys_lib_search_path_spec
+    ;;
+  *)
+    shrext_cmds='.sl'
+    dynamic_linker="$host_os dld.sl"
+    shlibpath_var=SHLIB_PATH
+    shlibpath_overrides_runpath=no # +s is required to enable SHLIB_PATH
+    library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
+    soname_spec='${libname}${release}${shared_ext}$major'
+    ;;
+  esac
+  # HP-UX runs *really* slowly unless shared libraries are mode 555, ...
+  postinstall_cmds='chmod 555 $lib'
+  # or fails outright, so override atomically:
+  install_override_mode=555
+  ;;
+
+interix[3-9]*)
+  version_type=linux # correct to gnu/linux during the next big refactor
+  need_lib_prefix=no
+  need_version=no
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${shared_ext}'
+  soname_spec='${libname}${release}${shared_ext}$major'
+  dynamic_linker='Interix 3.x ld.so.1 (PE, like ELF)'
+  shlibpath_var=LD_LIBRARY_PATH
+  shlibpath_overrides_runpath=no
+  hardcode_into_libs=yes
+  ;;
+
+irix5* | irix6* | nonstopux*)
+  case $host_os in
+    nonstopux*) version_type=nonstopux ;;
+    *)
+	if test "$lt_cv_prog_gnu_ld" = yes; then
+		version_type=linux # correct to gnu/linux during the next big refactor
+	else
+		version_type=irix
+	fi ;;
+  esac
+  need_lib_prefix=no
+  need_version=no
+  soname_spec='${libname}${release}${shared_ext}$major'
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${release}${shared_ext} $libname${shared_ext}'
+  case $host_os in
+  irix5* | nonstopux*)
+    libsuff= shlibsuff=
+    ;;
+  *)
+    case $LD in # libtool.m4 will add one of these switches to LD
+    *-32|*"-32 "|*-melf32bsmip|*"-melf32bsmip ")
+      libsuff= shlibsuff= libmagic=32-bit;;
+    *-n32|*"-n32 "|*-melf32bmipn32|*"-melf32bmipn32 ")
+      libsuff=32 shlibsuff=N32 libmagic=N32;;
+    *-64|*"-64 "|*-melf64bmip|*"-melf64bmip ")
+      libsuff=64 shlibsuff=64 libmagic=64-bit;;
+    *) libsuff= shlibsuff= libmagic=never-match;;
+    esac
+    ;;
+  esac
+  shlibpath_var=LD_LIBRARY${shlibsuff}_PATH
+  shlibpath_overrides_runpath=no
+  sys_lib_search_path_spec="/usr/lib${libsuff} /lib${libsuff} /usr/local/lib${libsuff}"
+  sys_lib_dlsearch_path_spec="/usr/lib${libsuff} /lib${libsuff}"
+  hardcode_into_libs=yes
+  ;;
+
+# No shared lib support for Linux oldld, aout, or coff.
+linux*oldld* | linux*aout* | linux*coff*)
+  dynamic_linker=no
+  ;;
+
+# This must be glibc/ELF.
+linux* | k*bsd*-gnu | kopensolaris*-gnu)
+  version_type=linux # correct to gnu/linux during the next big refactor
+  need_lib_prefix=no
+  need_version=no
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
+  soname_spec='${libname}${release}${shared_ext}$major'
+  finish_cmds='PATH="\$PATH:/sbin" ldconfig -n $libdir'
+  shlibpath_var=LD_LIBRARY_PATH
+  shlibpath_overrides_runpath=no
+
+  # Some binutils ld are patched to set DT_RUNPATH
+  if ${lt_cv_shlibpath_overrides_runpath+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  lt_cv_shlibpath_overrides_runpath=no
+    save_LDFLAGS=$LDFLAGS
+    save_libdir=$libdir
+    eval "libdir=/foo; wl=\"$lt_prog_compiler_wl_FC\"; \
+	 LDFLAGS=\"\$LDFLAGS $hardcode_libdir_flag_spec_FC\""
+    cat > conftest.$ac_ext <<_ACEOF
+      program main
+
+      end
+_ACEOF
+if ac_fn_fc_try_link "$LINENO"; then :
+  if  ($OBJDUMP -p conftest$ac_exeext) 2>/dev/null | grep "RUNPATH.*$libdir" >/dev/null; then :
+  lt_cv_shlibpath_overrides_runpath=yes
+fi
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+    LDFLAGS=$save_LDFLAGS
+    libdir=$save_libdir
+
+fi
+
+  shlibpath_overrides_runpath=$lt_cv_shlibpath_overrides_runpath
+
+  # This implies no fast_install, which is unacceptable.
+  # Some rework will be needed to allow for fast_install
+  # before this can be enabled.
+  hardcode_into_libs=yes
+
+  # Append ld.so.conf contents to the search path
+  if test -f /etc/ld.so.conf; then
+    lt_ld_extra=`awk '/^include / { system(sprintf("cd /etc; cat %s 2>/dev/null", \$2)); skip = 1; } { if (!skip) print \$0; skip = 0; }' < /etc/ld.so.conf | $SED -e 's/#.*//;/^[	 ]*hwcap[	 ]/d;s/[:,	]/ /g;s/=[^=]*$//;s/=[^= ]* / /g;s/"//g;/^$/d' | tr '\n' ' '`
+    sys_lib_dlsearch_path_spec="/lib /usr/lib $lt_ld_extra"
+  fi
+
+  # We used to test for /lib/ld.so.1 and disable shared libraries on
+  # powerpc, because MkLinux only supported shared libraries with the
+  # GNU dynamic linker.  Since this was broken with cross compilers,
+  # most powerpc-linux boxes support dynamic linking these days and
+  # people can always --disable-shared, the test was removed, and we
+  # assume the GNU/Linux dynamic linker is in use.
+  dynamic_linker='GNU/Linux ld.so'
+  ;;
+
+netbsd*)
+  version_type=sunos
+  need_lib_prefix=no
+  need_version=no
+  if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
+    library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${shared_ext}$versuffix'
+    finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
+    dynamic_linker='NetBSD (a.out) ld.so'
+  else
+    library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${shared_ext}'
+    soname_spec='${libname}${release}${shared_ext}$major'
+    dynamic_linker='NetBSD ld.elf_so'
+  fi
+  shlibpath_var=LD_LIBRARY_PATH
+  shlibpath_overrides_runpath=yes
+  hardcode_into_libs=yes
+  ;;
+
+newsos6)
+  version_type=linux # correct to gnu/linux during the next big refactor
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
+  shlibpath_var=LD_LIBRARY_PATH
+  shlibpath_overrides_runpath=yes
+  ;;
+
+*nto* | *qnx*)
+  version_type=qnx
+  need_lib_prefix=no
+  need_version=no
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
+  soname_spec='${libname}${release}${shared_ext}$major'
+  shlibpath_var=LD_LIBRARY_PATH
+  shlibpath_overrides_runpath=no
+  hardcode_into_libs=yes
+  dynamic_linker='ldqnx.so'
+  ;;
+
+openbsd*)
+  version_type=sunos
+  sys_lib_dlsearch_path_spec="/usr/lib"
+  need_lib_prefix=no
+  # Some older versions of OpenBSD (3.3 at least) *do* need versioned libs.
+  case $host_os in
+    openbsd3.3 | openbsd3.3.*)	need_version=yes ;;
+    *)				need_version=no  ;;
+  esac
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${shared_ext}$versuffix'
+  finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
+  shlibpath_var=LD_LIBRARY_PATH
+  if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
+    case $host_os in
+      openbsd2.[89] | openbsd2.[89].*)
+	shlibpath_overrides_runpath=no
+	;;
+      *)
+	shlibpath_overrides_runpath=yes
+	;;
+      esac
+  else
+    shlibpath_overrides_runpath=yes
+  fi
+  ;;
+
+os2*)
+  libname_spec='$name'
+  shrext_cmds=".dll"
+  need_lib_prefix=no
+  library_names_spec='$libname${shared_ext} $libname.a'
+  dynamic_linker='OS/2 ld.exe'
+  shlibpath_var=LIBPATH
+  ;;
+
+osf3* | osf4* | osf5*)
+  version_type=osf
+  need_lib_prefix=no
+  need_version=no
+  soname_spec='${libname}${release}${shared_ext}$major'
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
+  shlibpath_var=LD_LIBRARY_PATH
+  sys_lib_search_path_spec="/usr/shlib /usr/ccs/lib /usr/lib/cmplrs/cc /usr/lib /usr/local/lib /var/shlib"
+  sys_lib_dlsearch_path_spec="$sys_lib_search_path_spec"
+  ;;
+
+rdos*)
+  dynamic_linker=no
+  ;;
+
+solaris*)
+  version_type=linux # correct to gnu/linux during the next big refactor
+  need_lib_prefix=no
+  need_version=no
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
+  soname_spec='${libname}${release}${shared_ext}$major'
+  shlibpath_var=LD_LIBRARY_PATH
+  shlibpath_overrides_runpath=yes
+  hardcode_into_libs=yes
+  # ldd complains unless libraries are executable
+  postinstall_cmds='chmod +x $lib'
+  ;;
+
+sunos4*)
+  version_type=sunos
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${shared_ext}$versuffix'
+  finish_cmds='PATH="\$PATH:/usr/etc" ldconfig $libdir'
+  shlibpath_var=LD_LIBRARY_PATH
+  shlibpath_overrides_runpath=yes
+  if test "$with_gnu_ld" = yes; then
+    need_lib_prefix=no
+  fi
+  need_version=yes
+  ;;
+
+sysv4 | sysv4.3*)
+  version_type=linux # correct to gnu/linux during the next big refactor
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
+  soname_spec='${libname}${release}${shared_ext}$major'
+  shlibpath_var=LD_LIBRARY_PATH
+  case $host_vendor in
+    sni)
+      shlibpath_overrides_runpath=no
+      need_lib_prefix=no
+      runpath_var=LD_RUN_PATH
+      ;;
+    siemens)
+      need_lib_prefix=no
+      ;;
+    motorola)
+      need_lib_prefix=no
+      need_version=no
+      shlibpath_overrides_runpath=no
+      sys_lib_search_path_spec='/lib /usr/lib /usr/ccs/lib'
+      ;;
+  esac
+  ;;
+
+sysv4*MP*)
+  if test -d /usr/nec ;then
+    version_type=linux # correct to gnu/linux during the next big refactor
+    library_names_spec='$libname${shared_ext}.$versuffix $libname${shared_ext}.$major $libname${shared_ext}'
+    soname_spec='$libname${shared_ext}.$major'
+    shlibpath_var=LD_LIBRARY_PATH
+  fi
+  ;;
+
+sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX* | sysv4*uw2*)
+  version_type=freebsd-elf
+  need_lib_prefix=no
+  need_version=no
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext} $libname${shared_ext}'
+  soname_spec='${libname}${release}${shared_ext}$major'
+  shlibpath_var=LD_LIBRARY_PATH
+  shlibpath_overrides_runpath=yes
+  hardcode_into_libs=yes
+  if test "$with_gnu_ld" = yes; then
+    sys_lib_search_path_spec='/usr/local/lib /usr/gnu/lib /usr/ccs/lib /usr/lib /lib'
+  else
+    sys_lib_search_path_spec='/usr/ccs/lib /usr/lib'
+    case $host_os in
+      sco3.2v5*)
+        sys_lib_search_path_spec="$sys_lib_search_path_spec /lib"
+	;;
+    esac
+  fi
+  sys_lib_dlsearch_path_spec='/usr/lib'
+  ;;
+
+tpf*)
+  # TPF is a cross-target only.  Preferred cross-host = GNU/Linux.
+  version_type=linux # correct to gnu/linux during the next big refactor
+  need_lib_prefix=no
+  need_version=no
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
+  shlibpath_var=LD_LIBRARY_PATH
+  shlibpath_overrides_runpath=no
+  hardcode_into_libs=yes
+  ;;
+
+uts4*)
+  version_type=linux # correct to gnu/linux during the next big refactor
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
+  soname_spec='${libname}${release}${shared_ext}$major'
+  shlibpath_var=LD_LIBRARY_PATH
+  ;;
+
+*)
+  dynamic_linker=no
+  ;;
+esac
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $dynamic_linker" >&5
+$as_echo "$dynamic_linker" >&6; }
+test "$dynamic_linker" = no && can_build_shared=no
+
+variables_saved_for_relink="PATH $shlibpath_var $runpath_var"
+if test "$GCC" = yes; then
+  variables_saved_for_relink="$variables_saved_for_relink GCC_EXEC_PREFIX COMPILER_PATH LIBRARY_PATH"
+fi
+
+if test "${lt_cv_sys_lib_search_path_spec+set}" = set; then
+  sys_lib_search_path_spec="$lt_cv_sys_lib_search_path_spec"
+fi
+if test "${lt_cv_sys_lib_dlsearch_path_spec+set}" = set; then
+  sys_lib_dlsearch_path_spec="$lt_cv_sys_lib_dlsearch_path_spec"
+fi
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking how to hardcode library paths into programs" >&5
+$as_echo_n "checking how to hardcode library paths into programs... " >&6; }
+hardcode_action_FC=
+if test -n "$hardcode_libdir_flag_spec_FC" ||
+   test -n "$runpath_var_FC" ||
+   test "X$hardcode_automatic_FC" = "Xyes" ; then
+
+  # We can hardcode non-existent directories.
+  if test "$hardcode_direct_FC" != no &&
+     # If the only mechanism to avoid hardcoding is shlibpath_var, we
+     # have to relink, otherwise we might link with an installed library
+     # when we should be linking with a yet-to-be-installed one
+     ## test "$_LT_TAGVAR(hardcode_shlibpath_var, FC)" != no &&
+     test "$hardcode_minus_L_FC" != no; then
+    # Linking always hardcodes the temporary library directory.
+    hardcode_action_FC=relink
+  else
+    # We can link without hardcoding, and we can hardcode nonexisting dirs.
+    hardcode_action_FC=immediate
+  fi
+else
+  # We cannot hardcode anything, or else we can only hardcode existing
+  # directories.
+  hardcode_action_FC=unsupported
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $hardcode_action_FC" >&5
+$as_echo "$hardcode_action_FC" >&6; }
+
+if test "$hardcode_action_FC" = relink ||
+   test "$inherit_rpath_FC" = yes; then
+  # Fast installation is not supported
+  enable_fast_install=no
+elif test "$shlibpath_overrides_runpath" = yes ||
+     test "$enable_shared" = no; then
+  # Fast installation is not necessary
+  enable_fast_install=needless
+fi
+
+
+
+
+
+
+
+  fi # test -n "$compiler"
+
+  GCC=$lt_save_GCC
+  CC=$lt_save_CC
+  CFLAGS=$lt_save_CFLAGS
+fi # test "$_lt_disable_FC" != yes
+
+ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
+
+
+
+
+
+
+
+
+
+
+        ac_config_commands="$ac_config_commands libtool"
+
+
+
+
+# Only expand once:
+
+
+
+ac_config_files="$ac_config_files Makefile lib/Makefile lib/xmlFailures/Makefile lib/xmlSuccesses/Makefile prog/Makefile"
+
+cat >confcache <<\_ACEOF
+# This file is a shell script that caches the results of configure
+# tests run on this system so they can be shared between configure
+# scripts and configure runs, see configure's option --config-cache.
+# It is not useful on other systems.  If it contains results you don't
+# want to keep, you may remove or edit it.
+#
+# config.status only pays attention to the cache file if you give it
+# the --recheck option to rerun configure.
+#
+# `ac_cv_env_foo' variables (set or unset) will be overridden when
+# loading this file, other *unset* `ac_cv_foo' will be assigned the
+# following values.
+
+_ACEOF
+
+# The following way of writing the cache mishandles newlines in values,
+# but we know of no workaround that is simple, portable, and efficient.
+# So, we kill variables containing newlines.
+# Ultrix sh set writes to stderr and can't be redirected directly,
+# and sets the high bit in the cache file unless we assign to the vars.
+(
+  for ac_var in `(set) 2>&1 | sed -n 's/^\([a-zA-Z_][a-zA-Z0-9_]*\)=.*/\1/p'`; do
+    eval ac_val=\$$ac_var
+    case $ac_val in #(
+    *${as_nl}*)
+      case $ac_var in #(
+      *_cv_*) { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: cache variable $ac_var contains a newline" >&5
+$as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
+      esac
+      case $ac_var in #(
+      _ | IFS | as_nl) ;; #(
+      BASH_ARGV | BASH_SOURCE) eval $ac_var= ;; #(
+      *) { eval $ac_var=; unset $ac_var;} ;;
+      esac ;;
+    esac
+  done
+
+  (set) 2>&1 |
+    case $as_nl`(ac_space=' '; set) 2>&1` in #(
+    *${as_nl}ac_space=\ *)
+      # `set' does not quote correctly, so add quotes: double-quote
+      # substitution turns \\\\ into \\, and sed turns \\ into \.
+      sed -n \
+	"s/'/'\\\\''/g;
+	  s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1='\\2'/p"
+      ;; #(
+    *)
+      # `set' quotes correctly as required by POSIX, so do not add quotes.
+      sed -n "/^[_$as_cr_alnum]*_cv_[_$as_cr_alnum]*=/p"
+      ;;
+    esac |
+    sort
+) |
+  sed '
+     /^ac_cv_env_/b end
+     t clear
+     :clear
+     s/^\([^=]*\)=\(.*[{}].*\)$/test "${\1+set}" = set || &/
+     t end
+     s/^\([^=]*\)=\(.*\)$/\1=${\1=\2}/
+     :end' >>confcache
+if diff "$cache_file" confcache >/dev/null 2>&1; then :; else
+  if test -w "$cache_file"; then
+    if test "x$cache_file" != "x/dev/null"; then
+      { $as_echo "$as_me:${as_lineno-$LINENO}: updating cache $cache_file" >&5
+$as_echo "$as_me: updating cache $cache_file" >&6;}
+      if test ! -f "$cache_file" || test -h "$cache_file"; then
+	cat confcache >"$cache_file"
+      else
+        case $cache_file in #(
+        */* | ?:*)
+	  mv -f confcache "$cache_file"$$ &&
+	  mv -f "$cache_file"$$ "$cache_file" ;; #(
+        *)
+	  mv -f confcache "$cache_file" ;;
+	esac
+      fi
+    fi
+  else
+    { $as_echo "$as_me:${as_lineno-$LINENO}: not updating unwritable cache $cache_file" >&5
+$as_echo "$as_me: not updating unwritable cache $cache_file" >&6;}
+  fi
+fi
+rm -f confcache
+
+test "x$prefix" = xNONE && prefix=$ac_default_prefix
+# Let make expand exec_prefix.
+test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'
+
+DEFS=-DHAVE_CONFIG_H
+
+ac_libobjs=
+ac_ltlibobjs=
+U=
+for ac_i in : $LIBOBJS; do test "x$ac_i" = x: && continue
+  # 1. Remove the extension, and $U if already installed.
+  ac_script='s/\$U\././;s/\.o$//;s/\.obj$//'
+  ac_i=`$as_echo "$ac_i" | sed "$ac_script"`
+  # 2. Prepend LIBOBJDIR.  When used with automake>=1.10 LIBOBJDIR
+  #    will be set to the directory where LIBOBJS objects are built.
+  as_fn_append ac_libobjs " \${LIBOBJDIR}$ac_i\$U.$ac_objext"
+  as_fn_append ac_ltlibobjs " \${LIBOBJDIR}$ac_i"'$U.lo'
+done
+LIBOBJS=$ac_libobjs
+
+LTLIBOBJS=$ac_ltlibobjs
+
+
+ if test -n "$EXEEXT"; then
+  am__EXEEXT_TRUE=
+  am__EXEEXT_FALSE='#'
+else
+  am__EXEEXT_TRUE='#'
+  am__EXEEXT_FALSE=
+fi
+
+if test -z "${DEBUG_TRUE}" && test -z "${DEBUG_FALSE}"; then
+  as_fn_error $? "conditional \"DEBUG\" was never defined.
+Usually this means the macro was only invoked conditionally." "$LINENO" 5
+fi
+if test -z "${ENABLE_UDUNITS_1_TRUE}" && test -z "${ENABLE_UDUNITS_1_FALSE}"; then
+  as_fn_error $? "conditional \"ENABLE_UDUNITS_1\" was never defined.
+Usually this means the macro was only invoked conditionally." "$LINENO" 5
+fi
+if test -z "${ENABLE_UDUNITS_1_TRUE}" && test -z "${ENABLE_UDUNITS_1_FALSE}"; then
+  as_fn_error $? "conditional \"ENABLE_UDUNITS_1\" was never defined.
+Usually this means the macro was only invoked conditionally." "$LINENO" 5
+fi
+if test -z "${AMDEP_TRUE}" && test -z "${AMDEP_FALSE}"; then
+  as_fn_error $? "conditional \"AMDEP\" was never defined.
+Usually this means the macro was only invoked conditionally." "$LINENO" 5
+fi
+if test -z "${am__fastdepCC_TRUE}" && test -z "${am__fastdepCC_FALSE}"; then
+  as_fn_error $? "conditional \"am__fastdepCC\" was never defined.
+Usually this means the macro was only invoked conditionally." "$LINENO" 5
+fi
+if test -z "${HAVE_CUNIT_TRUE}" && test -z "${HAVE_CUNIT_FALSE}"; then
+  as_fn_error $? "conditional \"HAVE_CUNIT\" was never defined.
+Usually this means the macro was only invoked conditionally." "$LINENO" 5
+fi
+
+: "${CONFIG_STATUS=./config.status}"
+ac_write_fail=0
+ac_clean_files_save=$ac_clean_files
+ac_clean_files="$ac_clean_files $CONFIG_STATUS"
+{ $as_echo "$as_me:${as_lineno-$LINENO}: creating $CONFIG_STATUS" >&5
+$as_echo "$as_me: creating $CONFIG_STATUS" >&6;}
+as_write_fail=0
+cat >$CONFIG_STATUS <<_ASEOF || as_write_fail=1
+#! $SHELL
+# Generated by $as_me.
+# Run this file to recreate the current configuration.
+# Compiler output produced by configure, useful for debugging
+# configure, is in config.log if it exists.
+
+debug=false
+ac_cs_recheck=false
+ac_cs_silent=false
+
+SHELL=\${CONFIG_SHELL-$SHELL}
+export SHELL
+_ASEOF
+cat >>$CONFIG_STATUS <<\_ASEOF || as_write_fail=1
+## -------------------- ##
+## M4sh Initialization. ##
+## -------------------- ##
+
+# Be more Bourne compatible
+DUALCASE=1; export DUALCASE # for MKS sh
+if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then :
+  emulate sh
+  NULLCMD=:
+  # Pre-4.2 versions of Zsh do word splitting on ${1+"$@"}, which
+  # is contrary to our usage.  Disable this feature.
+  alias -g '${1+"$@"}'='"$@"'
+  setopt NO_GLOB_SUBST
+else
+  case `(set -o) 2>/dev/null` in #(
+  *posix*) :
+    set -o posix ;; #(
+  *) :
+     ;;
+esac
+fi
+
+
+as_nl='
+'
+export as_nl
+# Printing a long string crashes Solaris 7 /usr/bin/printf.
+as_echo='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
+as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo
+as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo$as_echo
+# Prefer a ksh shell builtin over an external printf program on Solaris,
+# but without wasting forks for bash or zsh.
+if test -z "$BASH_VERSION$ZSH_VERSION" \
+    && (test "X`print -r -- $as_echo`" = "X$as_echo") 2>/dev/null; then
+  as_echo='print -r --'
+  as_echo_n='print -rn --'
+elif (test "X`printf %s $as_echo`" = "X$as_echo") 2>/dev/null; then
+  as_echo='printf %s\n'
+  as_echo_n='printf %s'
+else
+  if test "X`(/usr/ucb/echo -n -n $as_echo) 2>/dev/null`" = "X-n $as_echo"; then
+    as_echo_body='eval /usr/ucb/echo -n "$1$as_nl"'
+    as_echo_n='/usr/ucb/echo -n'
+  else
+    as_echo_body='eval expr "X$1" : "X\\(.*\\)"'
+    as_echo_n_body='eval
+      arg=$1;
+      case $arg in #(
+      *"$as_nl"*)
+	expr "X$arg" : "X\\(.*\\)$as_nl";
+	arg=`expr "X$arg" : ".*$as_nl\\(.*\\)"`;;
+      esac;
+      expr "X$arg" : "X\\(.*\\)" | tr -d "$as_nl"
+    '
+    export as_echo_n_body
+    as_echo_n='sh -c $as_echo_n_body as_echo'
+  fi
+  export as_echo_body
+  as_echo='sh -c $as_echo_body as_echo'
+fi
+
+# The user is always right.
+if test "${PATH_SEPARATOR+set}" != set; then
+  PATH_SEPARATOR=:
+  (PATH='/bin;/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 && {
+    (PATH='/bin:/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 ||
+      PATH_SEPARATOR=';'
+  }
+fi
+
+
+# IFS
+# We need space, tab and new line, in precisely that order.  Quoting is
+# there to prevent editors from complaining about space-tab.
+# (If _AS_PATH_WALK were called with IFS unset, it would disable word
+# splitting by setting IFS to empty value.)
+IFS=" ""	$as_nl"
+
+# Find who we are.  Look in the path if we contain no directory separator.
+as_myself=
+case $0 in #((
+  *[\\/]* ) as_myself=$0 ;;
+  *) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    test -r "$as_dir/$0" && as_myself=$as_dir/$0 && break
+  done
+IFS=$as_save_IFS
+
+     ;;
+esac
+# We did not find ourselves, most probably we were run as `sh COMMAND'
+# in which case we are not to be found in the path.
+if test "x$as_myself" = x; then
+  as_myself=$0
+fi
+if test ! -f "$as_myself"; then
+  $as_echo "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2
+  exit 1
+fi
+
+# Unset variables that we do not need and which cause bugs (e.g. in
+# pre-3.0 UWIN ksh).  But do not cause bugs in bash 2.01; the "|| exit 1"
+# suppresses any "Segmentation fault" message there.  '((' could
+# trigger a bug in pdksh 5.2.14.
+for as_var in BASH_ENV ENV MAIL MAILPATH
+do eval test x\${$as_var+set} = xset \
+  && ( (unset $as_var) || exit 1) >/dev/null 2>&1 && unset $as_var || :
+done
+PS1='$ '
+PS2='> '
+PS4='+ '
+
+# NLS nuisances.
+LC_ALL=C
+export LC_ALL
+LANGUAGE=C
+export LANGUAGE
+
+# CDPATH.
+(unset CDPATH) >/dev/null 2>&1 && unset CDPATH
+
+
+# as_fn_error STATUS ERROR [LINENO LOG_FD]
+# ----------------------------------------
+# Output "`basename $0`: error: ERROR" to stderr. If LINENO and LOG_FD are
+# provided, also output the error to LOG_FD, referencing LINENO. Then exit the
+# script with STATUS, using 1 if that was 0.
+as_fn_error ()
+{
+  as_status=$1; test $as_status -eq 0 && as_status=1
+  if test "$4"; then
+    as_lineno=${as_lineno-"$3"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+    $as_echo "$as_me:${as_lineno-$LINENO}: error: $2" >&$4
+  fi
+  $as_echo "$as_me: error: $2" >&2
+  as_fn_exit $as_status
+} # as_fn_error
+
+
+# as_fn_set_status STATUS
+# -----------------------
+# Set $? to STATUS, without forking.
+as_fn_set_status ()
+{
+  return $1
+} # as_fn_set_status
+
+# as_fn_exit STATUS
+# -----------------
+# Exit the shell with STATUS, even in a "trap 0" or "set -e" context.
+as_fn_exit ()
+{
+  set +e
+  as_fn_set_status $1
+  exit $1
+} # as_fn_exit
+
+# as_fn_unset VAR
+# ---------------
+# Portably unset VAR.
+as_fn_unset ()
+{
+  { eval $1=; unset $1;}
+}
+as_unset=as_fn_unset
+# as_fn_append VAR VALUE
+# ----------------------
+# Append the text in VALUE to the end of the definition contained in VAR. Take
+# advantage of any shell optimizations that allow amortized linear growth over
+# repeated appends, instead of the typical quadratic growth present in naive
+# implementations.
+if (eval "as_var=1; as_var+=2; test x\$as_var = x12") 2>/dev/null; then :
+  eval 'as_fn_append ()
+  {
+    eval $1+=\$2
+  }'
+else
+  as_fn_append ()
+  {
+    eval $1=\$$1\$2
+  }
+fi # as_fn_append
+
+# as_fn_arith ARG...
+# ------------------
+# Perform arithmetic evaluation on the ARGs, and store the result in the
+# global $as_val. Take advantage of shells that can avoid forks. The arguments
+# must be portable across $(()) and expr.
+if (eval "test \$(( 1 + 1 )) = 2") 2>/dev/null; then :
+  eval 'as_fn_arith ()
+  {
+    as_val=$(( $* ))
+  }'
+else
+  as_fn_arith ()
+  {
+    as_val=`expr "$@" || test $? -eq 1`
+  }
+fi # as_fn_arith
+
+
+if expr a : '\(a\)' >/dev/null 2>&1 &&
+   test "X`expr 00001 : '.*\(...\)'`" = X001; then
+  as_expr=expr
+else
+  as_expr=false
+fi
+
+if (basename -- /) >/dev/null 2>&1 && test "X`basename -- / 2>&1`" = "X/"; then
+  as_basename=basename
+else
+  as_basename=false
+fi
+
+if (as_dir=`dirname -- /` && test "X$as_dir" = X/) >/dev/null 2>&1; then
+  as_dirname=dirname
+else
+  as_dirname=false
+fi
+
+as_me=`$as_basename -- "$0" ||
+$as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \
+	 X"$0" : 'X\(//\)$' \| \
+	 X"$0" : 'X\(/\)' \| . 2>/dev/null ||
+$as_echo X/"$0" |
+    sed '/^.*\/\([^/][^/]*\)\/*$/{
+	    s//\1/
+	    q
+	  }
+	  /^X\/\(\/\/\)$/{
+	    s//\1/
+	    q
+	  }
+	  /^X\/\(\/\).*/{
+	    s//\1/
+	    q
+	  }
+	  s/.*/./; q'`
+
+# Avoid depending upon Character Ranges.
+as_cr_letters='abcdefghijklmnopqrstuvwxyz'
+as_cr_LETTERS='ABCDEFGHIJKLMNOPQRSTUVWXYZ'
+as_cr_Letters=$as_cr_letters$as_cr_LETTERS
+as_cr_digits='0123456789'
+as_cr_alnum=$as_cr_Letters$as_cr_digits
+
+ECHO_C= ECHO_N= ECHO_T=
+case `echo -n x` in #(((((
+-n*)
+  case `echo 'xy\c'` in
+  *c*) ECHO_T='	';;	# ECHO_T is single tab character.
+  xy)  ECHO_C='\c';;
+  *)   echo `echo ksh88 bug on AIX 6.1` > /dev/null
+       ECHO_T='	';;
+  esac;;
+*)
+  ECHO_N='-n';;
+esac
+
+rm -f conf$$ conf$$.exe conf$$.file
+if test -d conf$$.dir; then
+  rm -f conf$$.dir/conf$$.file
+else
+  rm -f conf$$.dir
+  mkdir conf$$.dir 2>/dev/null
+fi
+if (echo >conf$$.file) 2>/dev/null; then
+  if ln -s conf$$.file conf$$ 2>/dev/null; then
+    as_ln_s='ln -s'
+    # ... but there are two gotchas:
+    # 1) On MSYS, both `ln -s file dir' and `ln file dir' fail.
+    # 2) DJGPP < 2.04 has no symlinks; `ln -s' creates a wrapper executable.
+    # In both cases, we have to default to `cp -p'.
+    ln -s conf$$.file conf$$.dir 2>/dev/null && test ! -f conf$$.exe ||
+      as_ln_s='cp -p'
+  elif ln conf$$.file conf$$ 2>/dev/null; then
+    as_ln_s=ln
+  else
+    as_ln_s='cp -p'
+  fi
+else
+  as_ln_s='cp -p'
+fi
+rm -f conf$$ conf$$.exe conf$$.dir/conf$$.file conf$$.file
+rmdir conf$$.dir 2>/dev/null
+
+
+# as_fn_mkdir_p
+# -------------
+# Create "$as_dir" as a directory, including parents if necessary.
+as_fn_mkdir_p ()
+{
+
+  case $as_dir in #(
+  -*) as_dir=./$as_dir;;
+  esac
+  test -d "$as_dir" || eval $as_mkdir_p || {
+    as_dirs=
+    while :; do
+      case $as_dir in #(
+      *\'*) as_qdir=`$as_echo "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #'(
+      *) as_qdir=$as_dir;;
+      esac
+      as_dirs="'$as_qdir' $as_dirs"
+      as_dir=`$as_dirname -- "$as_dir" ||
+$as_expr X"$as_dir" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
+	 X"$as_dir" : 'X\(//\)[^/]' \| \
+	 X"$as_dir" : 'X\(//\)$' \| \
+	 X"$as_dir" : 'X\(/\)' \| . 2>/dev/null ||
+$as_echo X"$as_dir" |
+    sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
+	    s//\1/
+	    q
+	  }
+	  /^X\(\/\/\)[^/].*/{
+	    s//\1/
+	    q
+	  }
+	  /^X\(\/\/\)$/{
+	    s//\1/
+	    q
+	  }
+	  /^X\(\/\).*/{
+	    s//\1/
+	    q
+	  }
+	  s/.*/./; q'`
+      test -d "$as_dir" && break
+    done
+    test -z "$as_dirs" || eval "mkdir $as_dirs"
+  } || test -d "$as_dir" || as_fn_error $? "cannot create directory $as_dir"
+
+
+} # as_fn_mkdir_p
+if mkdir -p . 2>/dev/null; then
+  as_mkdir_p='mkdir -p "$as_dir"'
+else
+  test -d ./-p && rmdir ./-p
+  as_mkdir_p=false
+fi
+
+if test -x / >/dev/null 2>&1; then
+  as_test_x='test -x'
+else
+  if ls -dL / >/dev/null 2>&1; then
+    as_ls_L_option=L
+  else
+    as_ls_L_option=
+  fi
+  as_test_x='
+    eval sh -c '\''
+      if test -d "$1"; then
+	test -d "$1/.";
+      else
+	case $1 in #(
+	-*)set "./$1";;
+	esac;
+	case `ls -ld'$as_ls_L_option' "$1" 2>/dev/null` in #((
+	???[sx]*):;;*)false;;esac;fi
+    '\'' sh
+  '
+fi
+as_executable_p=$as_test_x
+
+# Sed expression to map a string onto a valid CPP name.
+as_tr_cpp="eval sed 'y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g'"
+
+# Sed expression to map a string onto a valid variable name.
+as_tr_sh="eval sed 'y%*+%pp%;s%[^_$as_cr_alnum]%_%g'"
+
+
+exec 6>&1
+## ----------------------------------- ##
+## Main body of $CONFIG_STATUS script. ##
+## ----------------------------------- ##
+_ASEOF
+test $as_write_fail = 0 && chmod +x $CONFIG_STATUS || ac_write_fail=1
+
+cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
+# Save the log message, to keep $0 and so on meaningful, and to
+# report actual input values of CONFIG_FILES etc. instead of their
+# values after options handling.
+ac_log="
+This file was extended by UDUNITS $as_me 2.2.17, which was
+generated by GNU Autoconf 2.68.  Invocation command line was
+
+  CONFIG_FILES    = $CONFIG_FILES
+  CONFIG_HEADERS  = $CONFIG_HEADERS
+  CONFIG_LINKS    = $CONFIG_LINKS
+  CONFIG_COMMANDS = $CONFIG_COMMANDS
+  $ $0 $@
+
+on `(hostname || uname -n) 2>/dev/null | sed 1q`
+"
+
+_ACEOF
+
+case $ac_config_files in *"
+"*) set x $ac_config_files; shift; ac_config_files=$*;;
+esac
+
+case $ac_config_headers in *"
+"*) set x $ac_config_headers; shift; ac_config_headers=$*;;
+esac
+
+
+cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
+# Files that config.status was made for.
+config_files="$ac_config_files"
+config_headers="$ac_config_headers"
+config_commands="$ac_config_commands"
+
+_ACEOF
+
+cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
+ac_cs_usage="\
+\`$as_me' instantiates files and other configuration actions
+from templates according to the current configuration.  Unless the files
+and actions are specified as TAGs, all are instantiated by default.
+
+Usage: $0 [OPTION]... [TAG]...
+
+  -h, --help       print this help, then exit
+  -V, --version    print version number and configuration settings, then exit
+      --config     print configuration, then exit
+  -q, --quiet, --silent
+                   do not print progress messages
+  -d, --debug      don't remove temporary files
+      --recheck    update $as_me by reconfiguring in the same conditions
+      --file=FILE[:TEMPLATE]
+                   instantiate the configuration file FILE
+      --header=FILE[:TEMPLATE]
+                   instantiate the configuration header FILE
+
+Configuration files:
+$config_files
+
+Configuration headers:
+$config_headers
+
+Configuration commands:
+$config_commands
+
+Report bugs to <support-udunits at unidata.ucar.edu>."
+
+_ACEOF
+cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
+ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`"
+ac_cs_version="\\
+UDUNITS config.status 2.2.17
+configured by $0, generated by GNU Autoconf 2.68,
+  with options \\"\$ac_cs_config\\"
+
+Copyright (C) 2010 Free Software Foundation, Inc.
+This config.status script is free software; the Free Software Foundation
+gives unlimited permission to copy, distribute and modify it."
+
+ac_pwd='$ac_pwd'
+srcdir='$srcdir'
+INSTALL='$INSTALL'
+MKDIR_P='$MKDIR_P'
+AWK='$AWK'
+test -n "\$AWK" || AWK=awk
+_ACEOF
+
+cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
+# The default lists apply if the user does not specify any file.
+ac_need_defaults=:
+while test $# != 0
+do
+  case $1 in
+  --*=?*)
+    ac_option=`expr "X$1" : 'X\([^=]*\)='`
+    ac_optarg=`expr "X$1" : 'X[^=]*=\(.*\)'`
+    ac_shift=:
+    ;;
+  --*=)
+    ac_option=`expr "X$1" : 'X\([^=]*\)='`
+    ac_optarg=
+    ac_shift=:
+    ;;
+  *)
+    ac_option=$1
+    ac_optarg=$2
+    ac_shift=shift
+    ;;
+  esac
+
+  case $ac_option in
+  # Handling of the options.
+  -recheck | --recheck | --rechec | --reche | --rech | --rec | --re | --r)
+    ac_cs_recheck=: ;;
+  --version | --versio | --versi | --vers | --ver | --ve | --v | -V )
+    $as_echo "$ac_cs_version"; exit ;;
+  --config | --confi | --conf | --con | --co | --c )
+    $as_echo "$ac_cs_config"; exit ;;
+  --debug | --debu | --deb | --de | --d | -d )
+    debug=: ;;
+  --file | --fil | --fi | --f )
+    $ac_shift
+    case $ac_optarg in
+    *\'*) ac_optarg=`$as_echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"` ;;
+    '') as_fn_error $? "missing file argument" ;;
+    esac
+    as_fn_append CONFIG_FILES " '$ac_optarg'"
+    ac_need_defaults=false;;
+  --header | --heade | --head | --hea )
+    $ac_shift
+    case $ac_optarg in
+    *\'*) ac_optarg=`$as_echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"` ;;
+    esac
+    as_fn_append CONFIG_HEADERS " '$ac_optarg'"
+    ac_need_defaults=false;;
+  --he | --h)
+    # Conflict between --help and --header
+    as_fn_error $? "ambiguous option: \`$1'
+Try \`$0 --help' for more information.";;
+  --help | --hel | -h )
+    $as_echo "$ac_cs_usage"; exit ;;
+  -q | -quiet | --quiet | --quie | --qui | --qu | --q \
+  | -silent | --silent | --silen | --sile | --sil | --si | --s)
+    ac_cs_silent=: ;;
+
+  # This is an error.
+  -*) as_fn_error $? "unrecognized option: \`$1'
+Try \`$0 --help' for more information." ;;
+
+  *) as_fn_append ac_config_targets " $1"
+     ac_need_defaults=false ;;
+
+  esac
+  shift
+done
+
+ac_configure_extra_args=
+
+if $ac_cs_silent; then
+  exec 6>/dev/null
+  ac_configure_extra_args="$ac_configure_extra_args --silent"
+fi
+
+_ACEOF
+cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
+if \$ac_cs_recheck; then
+  set X '$SHELL' '$0' $ac_configure_args \$ac_configure_extra_args --no-create --no-recursion
+  shift
+  \$as_echo "running CONFIG_SHELL=$SHELL \$*" >&6
+  CONFIG_SHELL='$SHELL'
+  export CONFIG_SHELL
+  exec "\$@"
+fi
+
+_ACEOF
+cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
+exec 5>>config.log
+{
+  echo
+  sed 'h;s/./-/g;s/^.../## /;s/...$/ ##/;p;x;p;x' <<_ASBOX
+## Running $as_me. ##
+_ASBOX
+  $as_echo "$ac_log"
+} >&5
+
+_ACEOF
+cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
+#
+# INIT-COMMANDS
+#
+AMDEP_TRUE="$AMDEP_TRUE" ac_aux_dir="$ac_aux_dir"
+
+
+# The HP-UX ksh and POSIX shell print the target directory to stdout
+# if CDPATH is set.
+(unset CDPATH) >/dev/null 2>&1 && unset CDPATH
+
+sed_quote_subst='$sed_quote_subst'
+double_quote_subst='$double_quote_subst'
+delay_variable_subst='$delay_variable_subst'
+macro_version='`$ECHO "$macro_version" | $SED "$delay_single_quote_subst"`'
+macro_revision='`$ECHO "$macro_revision" | $SED "$delay_single_quote_subst"`'
+enable_shared='`$ECHO "$enable_shared" | $SED "$delay_single_quote_subst"`'
+enable_static='`$ECHO "$enable_static" | $SED "$delay_single_quote_subst"`'
+pic_mode='`$ECHO "$pic_mode" | $SED "$delay_single_quote_subst"`'
+enable_fast_install='`$ECHO "$enable_fast_install" | $SED "$delay_single_quote_subst"`'
+SHELL='`$ECHO "$SHELL" | $SED "$delay_single_quote_subst"`'
+ECHO='`$ECHO "$ECHO" | $SED "$delay_single_quote_subst"`'
+PATH_SEPARATOR='`$ECHO "$PATH_SEPARATOR" | $SED "$delay_single_quote_subst"`'
+host_alias='`$ECHO "$host_alias" | $SED "$delay_single_quote_subst"`'
+host='`$ECHO "$host" | $SED "$delay_single_quote_subst"`'
+host_os='`$ECHO "$host_os" | $SED "$delay_single_quote_subst"`'
+build_alias='`$ECHO "$build_alias" | $SED "$delay_single_quote_subst"`'
+build='`$ECHO "$build" | $SED "$delay_single_quote_subst"`'
+build_os='`$ECHO "$build_os" | $SED "$delay_single_quote_subst"`'
+SED='`$ECHO "$SED" | $SED "$delay_single_quote_subst"`'
+Xsed='`$ECHO "$Xsed" | $SED "$delay_single_quote_subst"`'
+GREP='`$ECHO "$GREP" | $SED "$delay_single_quote_subst"`'
+EGREP='`$ECHO "$EGREP" | $SED "$delay_single_quote_subst"`'
+FGREP='`$ECHO "$FGREP" | $SED "$delay_single_quote_subst"`'
+LD='`$ECHO "$LD" | $SED "$delay_single_quote_subst"`'
+NM='`$ECHO "$NM" | $SED "$delay_single_quote_subst"`'
+LN_S='`$ECHO "$LN_S" | $SED "$delay_single_quote_subst"`'
+max_cmd_len='`$ECHO "$max_cmd_len" | $SED "$delay_single_quote_subst"`'
+ac_objext='`$ECHO "$ac_objext" | $SED "$delay_single_quote_subst"`'
+exeext='`$ECHO "$exeext" | $SED "$delay_single_quote_subst"`'
+lt_unset='`$ECHO "$lt_unset" | $SED "$delay_single_quote_subst"`'
+lt_SP2NL='`$ECHO "$lt_SP2NL" | $SED "$delay_single_quote_subst"`'
+lt_NL2SP='`$ECHO "$lt_NL2SP" | $SED "$delay_single_quote_subst"`'
+lt_cv_to_host_file_cmd='`$ECHO "$lt_cv_to_host_file_cmd" | $SED "$delay_single_quote_subst"`'
+lt_cv_to_tool_file_cmd='`$ECHO "$lt_cv_to_tool_file_cmd" | $SED "$delay_single_quote_subst"`'
+reload_flag='`$ECHO "$reload_flag" | $SED "$delay_single_quote_subst"`'
+reload_cmds='`$ECHO "$reload_cmds" | $SED "$delay_single_quote_subst"`'
+OBJDUMP='`$ECHO "$OBJDUMP" | $SED "$delay_single_quote_subst"`'
+deplibs_check_method='`$ECHO "$deplibs_check_method" | $SED "$delay_single_quote_subst"`'
+file_magic_cmd='`$ECHO "$file_magic_cmd" | $SED "$delay_single_quote_subst"`'
+file_magic_glob='`$ECHO "$file_magic_glob" | $SED "$delay_single_quote_subst"`'
+want_nocaseglob='`$ECHO "$want_nocaseglob" | $SED "$delay_single_quote_subst"`'
+DLLTOOL='`$ECHO "$DLLTOOL" | $SED "$delay_single_quote_subst"`'
+sharedlib_from_linklib_cmd='`$ECHO "$sharedlib_from_linklib_cmd" | $SED "$delay_single_quote_subst"`'
+AR='`$ECHO "$AR" | $SED "$delay_single_quote_subst"`'
+AR_FLAGS='`$ECHO "$AR_FLAGS" | $SED "$delay_single_quote_subst"`'
+archiver_list_spec='`$ECHO "$archiver_list_spec" | $SED "$delay_single_quote_subst"`'
+STRIP='`$ECHO "$STRIP" | $SED "$delay_single_quote_subst"`'
+RANLIB='`$ECHO "$RANLIB" | $SED "$delay_single_quote_subst"`'
+old_postinstall_cmds='`$ECHO "$old_postinstall_cmds" | $SED "$delay_single_quote_subst"`'
+old_postuninstall_cmds='`$ECHO "$old_postuninstall_cmds" | $SED "$delay_single_quote_subst"`'
+old_archive_cmds='`$ECHO "$old_archive_cmds" | $SED "$delay_single_quote_subst"`'
+lock_old_archive_extraction='`$ECHO "$lock_old_archive_extraction" | $SED "$delay_single_quote_subst"`'
+CC='`$ECHO "$CC" | $SED "$delay_single_quote_subst"`'
+CFLAGS='`$ECHO "$CFLAGS" | $SED "$delay_single_quote_subst"`'
+compiler='`$ECHO "$compiler" | $SED "$delay_single_quote_subst"`'
+GCC='`$ECHO "$GCC" | $SED "$delay_single_quote_subst"`'
+lt_cv_sys_global_symbol_pipe='`$ECHO "$lt_cv_sys_global_symbol_pipe" | $SED "$delay_single_quote_subst"`'
+lt_cv_sys_global_symbol_to_cdecl='`$ECHO "$lt_cv_sys_global_symbol_to_cdecl" | $SED "$delay_single_quote_subst"`'
+lt_cv_sys_global_symbol_to_c_name_address='`$ECHO "$lt_cv_sys_global_symbol_to_c_name_address" | $SED "$delay_single_quote_subst"`'
+lt_cv_sys_global_symbol_to_c_name_address_lib_prefix='`$ECHO "$lt_cv_sys_global_symbol_to_c_name_address_lib_prefix" | $SED "$delay_single_quote_subst"`'
+nm_file_list_spec='`$ECHO "$nm_file_list_spec" | $SED "$delay_single_quote_subst"`'
+lt_sysroot='`$ECHO "$lt_sysroot" | $SED "$delay_single_quote_subst"`'
+objdir='`$ECHO "$objdir" | $SED "$delay_single_quote_subst"`'
+MAGIC_CMD='`$ECHO "$MAGIC_CMD" | $SED "$delay_single_quote_subst"`'
+lt_prog_compiler_no_builtin_flag='`$ECHO "$lt_prog_compiler_no_builtin_flag" | $SED "$delay_single_quote_subst"`'
+lt_prog_compiler_pic='`$ECHO "$lt_prog_compiler_pic" | $SED "$delay_single_quote_subst"`'
+lt_prog_compiler_wl='`$ECHO "$lt_prog_compiler_wl" | $SED "$delay_single_quote_subst"`'
+lt_prog_compiler_static='`$ECHO "$lt_prog_compiler_static" | $SED "$delay_single_quote_subst"`'
+lt_cv_prog_compiler_c_o='`$ECHO "$lt_cv_prog_compiler_c_o" | $SED "$delay_single_quote_subst"`'
+need_locks='`$ECHO "$need_locks" | $SED "$delay_single_quote_subst"`'
+MANIFEST_TOOL='`$ECHO "$MANIFEST_TOOL" | $SED "$delay_single_quote_subst"`'
+DSYMUTIL='`$ECHO "$DSYMUTIL" | $SED "$delay_single_quote_subst"`'
+NMEDIT='`$ECHO "$NMEDIT" | $SED "$delay_single_quote_subst"`'
+LIPO='`$ECHO "$LIPO" | $SED "$delay_single_quote_subst"`'
+OTOOL='`$ECHO "$OTOOL" | $SED "$delay_single_quote_subst"`'
+OTOOL64='`$ECHO "$OTOOL64" | $SED "$delay_single_quote_subst"`'
+libext='`$ECHO "$libext" | $SED "$delay_single_quote_subst"`'
+shrext_cmds='`$ECHO "$shrext_cmds" | $SED "$delay_single_quote_subst"`'
+extract_expsyms_cmds='`$ECHO "$extract_expsyms_cmds" | $SED "$delay_single_quote_subst"`'
+archive_cmds_need_lc='`$ECHO "$archive_cmds_need_lc" | $SED "$delay_single_quote_subst"`'
+enable_shared_with_static_runtimes='`$ECHO "$enable_shared_with_static_runtimes" | $SED "$delay_single_quote_subst"`'
+export_dynamic_flag_spec='`$ECHO "$export_dynamic_flag_spec" | $SED "$delay_single_quote_subst"`'
+whole_archive_flag_spec='`$ECHO "$whole_archive_flag_spec" | $SED "$delay_single_quote_subst"`'
+compiler_needs_object='`$ECHO "$compiler_needs_object" | $SED "$delay_single_quote_subst"`'
+old_archive_from_new_cmds='`$ECHO "$old_archive_from_new_cmds" | $SED "$delay_single_quote_subst"`'
+old_archive_from_expsyms_cmds='`$ECHO "$old_archive_from_expsyms_cmds" | $SED "$delay_single_quote_subst"`'
+archive_cmds='`$ECHO "$archive_cmds" | $SED "$delay_single_quote_subst"`'
+archive_expsym_cmds='`$ECHO "$archive_expsym_cmds" | $SED "$delay_single_quote_subst"`'
+module_cmds='`$ECHO "$module_cmds" | $SED "$delay_single_quote_subst"`'
+module_expsym_cmds='`$ECHO "$module_expsym_cmds" | $SED "$delay_single_quote_subst"`'
+with_gnu_ld='`$ECHO "$with_gnu_ld" | $SED "$delay_single_quote_subst"`'
+allow_undefined_flag='`$ECHO "$allow_undefined_flag" | $SED "$delay_single_quote_subst"`'
+no_undefined_flag='`$ECHO "$no_undefined_flag" | $SED "$delay_single_quote_subst"`'
+hardcode_libdir_flag_spec='`$ECHO "$hardcode_libdir_flag_spec" | $SED "$delay_single_quote_subst"`'
+hardcode_libdir_separator='`$ECHO "$hardcode_libdir_separator" | $SED "$delay_single_quote_subst"`'
+hardcode_direct='`$ECHO "$hardcode_direct" | $SED "$delay_single_quote_subst"`'
+hardcode_direct_absolute='`$ECHO "$hardcode_direct_absolute" | $SED "$delay_single_quote_subst"`'
+hardcode_minus_L='`$ECHO "$hardcode_minus_L" | $SED "$delay_single_quote_subst"`'
+hardcode_shlibpath_var='`$ECHO "$hardcode_shlibpath_var" | $SED "$delay_single_quote_subst"`'
+hardcode_automatic='`$ECHO "$hardcode_automatic" | $SED "$delay_single_quote_subst"`'
+inherit_rpath='`$ECHO "$inherit_rpath" | $SED "$delay_single_quote_subst"`'
+link_all_deplibs='`$ECHO "$link_all_deplibs" | $SED "$delay_single_quote_subst"`'
+always_export_symbols='`$ECHO "$always_export_symbols" | $SED "$delay_single_quote_subst"`'
+export_symbols_cmds='`$ECHO "$export_symbols_cmds" | $SED "$delay_single_quote_subst"`'
+exclude_expsyms='`$ECHO "$exclude_expsyms" | $SED "$delay_single_quote_subst"`'
+include_expsyms='`$ECHO "$include_expsyms" | $SED "$delay_single_quote_subst"`'
+prelink_cmds='`$ECHO "$prelink_cmds" | $SED "$delay_single_quote_subst"`'
+postlink_cmds='`$ECHO "$postlink_cmds" | $SED "$delay_single_quote_subst"`'
+file_list_spec='`$ECHO "$file_list_spec" | $SED "$delay_single_quote_subst"`'
+variables_saved_for_relink='`$ECHO "$variables_saved_for_relink" | $SED "$delay_single_quote_subst"`'
+need_lib_prefix='`$ECHO "$need_lib_prefix" | $SED "$delay_single_quote_subst"`'
+need_version='`$ECHO "$need_version" | $SED "$delay_single_quote_subst"`'
+version_type='`$ECHO "$version_type" | $SED "$delay_single_quote_subst"`'
+runpath_var='`$ECHO "$runpath_var" | $SED "$delay_single_quote_subst"`'
+shlibpath_var='`$ECHO "$shlibpath_var" | $SED "$delay_single_quote_subst"`'
+shlibpath_overrides_runpath='`$ECHO "$shlibpath_overrides_runpath" | $SED "$delay_single_quote_subst"`'
+libname_spec='`$ECHO "$libname_spec" | $SED "$delay_single_quote_subst"`'
+library_names_spec='`$ECHO "$library_names_spec" | $SED "$delay_single_quote_subst"`'
+soname_spec='`$ECHO "$soname_spec" | $SED "$delay_single_quote_subst"`'
+install_override_mode='`$ECHO "$install_override_mode" | $SED "$delay_single_quote_subst"`'
+postinstall_cmds='`$ECHO "$postinstall_cmds" | $SED "$delay_single_quote_subst"`'
+postuninstall_cmds='`$ECHO "$postuninstall_cmds" | $SED "$delay_single_quote_subst"`'
+finish_cmds='`$ECHO "$finish_cmds" | $SED "$delay_single_quote_subst"`'
+finish_eval='`$ECHO "$finish_eval" | $SED "$delay_single_quote_subst"`'
+hardcode_into_libs='`$ECHO "$hardcode_into_libs" | $SED "$delay_single_quote_subst"`'
+sys_lib_search_path_spec='`$ECHO "$sys_lib_search_path_spec" | $SED "$delay_single_quote_subst"`'
+sys_lib_dlsearch_path_spec='`$ECHO "$sys_lib_dlsearch_path_spec" | $SED "$delay_single_quote_subst"`'
+hardcode_action='`$ECHO "$hardcode_action" | $SED "$delay_single_quote_subst"`'
+enable_dlopen='`$ECHO "$enable_dlopen" | $SED "$delay_single_quote_subst"`'
+enable_dlopen_self='`$ECHO "$enable_dlopen_self" | $SED "$delay_single_quote_subst"`'
+enable_dlopen_self_static='`$ECHO "$enable_dlopen_self_static" | $SED "$delay_single_quote_subst"`'
+old_striplib='`$ECHO "$old_striplib" | $SED "$delay_single_quote_subst"`'
+striplib='`$ECHO "$striplib" | $SED "$delay_single_quote_subst"`'
+compiler_lib_search_dirs='`$ECHO "$compiler_lib_search_dirs" | $SED "$delay_single_quote_subst"`'
+predep_objects='`$ECHO "$predep_objects" | $SED "$delay_single_quote_subst"`'
+postdep_objects='`$ECHO "$postdep_objects" | $SED "$delay_single_quote_subst"`'
+predeps='`$ECHO "$predeps" | $SED "$delay_single_quote_subst"`'
+postdeps='`$ECHO "$postdeps" | $SED "$delay_single_quote_subst"`'
+compiler_lib_search_path='`$ECHO "$compiler_lib_search_path" | $SED "$delay_single_quote_subst"`'
+LD_FC='`$ECHO "$LD_FC" | $SED "$delay_single_quote_subst"`'
+reload_flag_FC='`$ECHO "$reload_flag_FC" | $SED "$delay_single_quote_subst"`'
+reload_cmds_FC='`$ECHO "$reload_cmds_FC" | $SED "$delay_single_quote_subst"`'
+old_archive_cmds_FC='`$ECHO "$old_archive_cmds_FC" | $SED "$delay_single_quote_subst"`'
+compiler_FC='`$ECHO "$compiler_FC" | $SED "$delay_single_quote_subst"`'
+GCC_FC='`$ECHO "$GCC_FC" | $SED "$delay_single_quote_subst"`'
+lt_prog_compiler_no_builtin_flag_FC='`$ECHO "$lt_prog_compiler_no_builtin_flag_FC" | $SED "$delay_single_quote_subst"`'
+lt_prog_compiler_pic_FC='`$ECHO "$lt_prog_compiler_pic_FC" | $SED "$delay_single_quote_subst"`'
+lt_prog_compiler_wl_FC='`$ECHO "$lt_prog_compiler_wl_FC" | $SED "$delay_single_quote_subst"`'
+lt_prog_compiler_static_FC='`$ECHO "$lt_prog_compiler_static_FC" | $SED "$delay_single_quote_subst"`'
+lt_cv_prog_compiler_c_o_FC='`$ECHO "$lt_cv_prog_compiler_c_o_FC" | $SED "$delay_single_quote_subst"`'
+archive_cmds_need_lc_FC='`$ECHO "$archive_cmds_need_lc_FC" | $SED "$delay_single_quote_subst"`'
+enable_shared_with_static_runtimes_FC='`$ECHO "$enable_shared_with_static_runtimes_FC" | $SED "$delay_single_quote_subst"`'
+export_dynamic_flag_spec_FC='`$ECHO "$export_dynamic_flag_spec_FC" | $SED "$delay_single_quote_subst"`'
+whole_archive_flag_spec_FC='`$ECHO "$whole_archive_flag_spec_FC" | $SED "$delay_single_quote_subst"`'
+compiler_needs_object_FC='`$ECHO "$compiler_needs_object_FC" | $SED "$delay_single_quote_subst"`'
+old_archive_from_new_cmds_FC='`$ECHO "$old_archive_from_new_cmds_FC" | $SED "$delay_single_quote_subst"`'
+old_archive_from_expsyms_cmds_FC='`$ECHO "$old_archive_from_expsyms_cmds_FC" | $SED "$delay_single_quote_subst"`'
+archive_cmds_FC='`$ECHO "$archive_cmds_FC" | $SED "$delay_single_quote_subst"`'
+archive_expsym_cmds_FC='`$ECHO "$archive_expsym_cmds_FC" | $SED "$delay_single_quote_subst"`'
+module_cmds_FC='`$ECHO "$module_cmds_FC" | $SED "$delay_single_quote_subst"`'
+module_expsym_cmds_FC='`$ECHO "$module_expsym_cmds_FC" | $SED "$delay_single_quote_subst"`'
+with_gnu_ld_FC='`$ECHO "$with_gnu_ld_FC" | $SED "$delay_single_quote_subst"`'
+allow_undefined_flag_FC='`$ECHO "$allow_undefined_flag_FC" | $SED "$delay_single_quote_subst"`'
+no_undefined_flag_FC='`$ECHO "$no_undefined_flag_FC" | $SED "$delay_single_quote_subst"`'
+hardcode_libdir_flag_spec_FC='`$ECHO "$hardcode_libdir_flag_spec_FC" | $SED "$delay_single_quote_subst"`'
+hardcode_libdir_separator_FC='`$ECHO "$hardcode_libdir_separator_FC" | $SED "$delay_single_quote_subst"`'
+hardcode_direct_FC='`$ECHO "$hardcode_direct_FC" | $SED "$delay_single_quote_subst"`'
+hardcode_direct_absolute_FC='`$ECHO "$hardcode_direct_absolute_FC" | $SED "$delay_single_quote_subst"`'
+hardcode_minus_L_FC='`$ECHO "$hardcode_minus_L_FC" | $SED "$delay_single_quote_subst"`'
+hardcode_shlibpath_var_FC='`$ECHO "$hardcode_shlibpath_var_FC" | $SED "$delay_single_quote_subst"`'
+hardcode_automatic_FC='`$ECHO "$hardcode_automatic_FC" | $SED "$delay_single_quote_subst"`'
+inherit_rpath_FC='`$ECHO "$inherit_rpath_FC" | $SED "$delay_single_quote_subst"`'
+link_all_deplibs_FC='`$ECHO "$link_all_deplibs_FC" | $SED "$delay_single_quote_subst"`'
+always_export_symbols_FC='`$ECHO "$always_export_symbols_FC" | $SED "$delay_single_quote_subst"`'
+export_symbols_cmds_FC='`$ECHO "$export_symbols_cmds_FC" | $SED "$delay_single_quote_subst"`'
+exclude_expsyms_FC='`$ECHO "$exclude_expsyms_FC" | $SED "$delay_single_quote_subst"`'
+include_expsyms_FC='`$ECHO "$include_expsyms_FC" | $SED "$delay_single_quote_subst"`'
+prelink_cmds_FC='`$ECHO "$prelink_cmds_FC" | $SED "$delay_single_quote_subst"`'
+postlink_cmds_FC='`$ECHO "$postlink_cmds_FC" | $SED "$delay_single_quote_subst"`'
+file_list_spec_FC='`$ECHO "$file_list_spec_FC" | $SED "$delay_single_quote_subst"`'
+hardcode_action_FC='`$ECHO "$hardcode_action_FC" | $SED "$delay_single_quote_subst"`'
+compiler_lib_search_dirs_FC='`$ECHO "$compiler_lib_search_dirs_FC" | $SED "$delay_single_quote_subst"`'
+predep_objects_FC='`$ECHO "$predep_objects_FC" | $SED "$delay_single_quote_subst"`'
+postdep_objects_FC='`$ECHO "$postdep_objects_FC" | $SED "$delay_single_quote_subst"`'
+predeps_FC='`$ECHO "$predeps_FC" | $SED "$delay_single_quote_subst"`'
+postdeps_FC='`$ECHO "$postdeps_FC" | $SED "$delay_single_quote_subst"`'
+compiler_lib_search_path_FC='`$ECHO "$compiler_lib_search_path_FC" | $SED "$delay_single_quote_subst"`'
+
+LTCC='$LTCC'
+LTCFLAGS='$LTCFLAGS'
+compiler='$compiler_DEFAULT'
+
+# A function that is used when there is no print builtin or printf.
+func_fallback_echo ()
+{
+  eval 'cat <<_LTECHO_EOF
+\$1
+_LTECHO_EOF'
+}
+
+# Quote evaled strings.
+for var in SHELL \
+ECHO \
+PATH_SEPARATOR \
+SED \
+GREP \
+EGREP \
+FGREP \
+LD \
+NM \
+LN_S \
+lt_SP2NL \
+lt_NL2SP \
+reload_flag \
+OBJDUMP \
+deplibs_check_method \
+file_magic_cmd \
+file_magic_glob \
+want_nocaseglob \
+DLLTOOL \
+sharedlib_from_linklib_cmd \
+AR \
+AR_FLAGS \
+archiver_list_spec \
+STRIP \
+RANLIB \
+CC \
+CFLAGS \
+compiler \
+lt_cv_sys_global_symbol_pipe \
+lt_cv_sys_global_symbol_to_cdecl \
+lt_cv_sys_global_symbol_to_c_name_address \
+lt_cv_sys_global_symbol_to_c_name_address_lib_prefix \
+nm_file_list_spec \
+lt_prog_compiler_no_builtin_flag \
+lt_prog_compiler_pic \
+lt_prog_compiler_wl \
+lt_prog_compiler_static \
+lt_cv_prog_compiler_c_o \
+need_locks \
+MANIFEST_TOOL \
+DSYMUTIL \
+NMEDIT \
+LIPO \
+OTOOL \
+OTOOL64 \
+shrext_cmds \
+export_dynamic_flag_spec \
+whole_archive_flag_spec \
+compiler_needs_object \
+with_gnu_ld \
+allow_undefined_flag \
+no_undefined_flag \
+hardcode_libdir_flag_spec \
+hardcode_libdir_separator \
+exclude_expsyms \
+include_expsyms \
+file_list_spec \
+variables_saved_for_relink \
+libname_spec \
+library_names_spec \
+soname_spec \
+install_override_mode \
+finish_eval \
+old_striplib \
+striplib \
+compiler_lib_search_dirs \
+predep_objects \
+postdep_objects \
+predeps \
+postdeps \
+compiler_lib_search_path \
+LD_FC \
+reload_flag_FC \
+compiler_FC \
+lt_prog_compiler_no_builtin_flag_FC \
+lt_prog_compiler_pic_FC \
+lt_prog_compiler_wl_FC \
+lt_prog_compiler_static_FC \
+lt_cv_prog_compiler_c_o_FC \
+export_dynamic_flag_spec_FC \
+whole_archive_flag_spec_FC \
+compiler_needs_object_FC \
+with_gnu_ld_FC \
+allow_undefined_flag_FC \
+no_undefined_flag_FC \
+hardcode_libdir_flag_spec_FC \
+hardcode_libdir_separator_FC \
+exclude_expsyms_FC \
+include_expsyms_FC \
+file_list_spec_FC \
+compiler_lib_search_dirs_FC \
+predep_objects_FC \
+postdep_objects_FC \
+predeps_FC \
+postdeps_FC \
+compiler_lib_search_path_FC; do
+    case \`eval \\\\\$ECHO \\\\""\\\\\$\$var"\\\\"\` in
+    *[\\\\\\\`\\"\\\$]*)
+      eval "lt_\$var=\\\\\\"\\\`\\\$ECHO \\"\\\$\$var\\" | \\\$SED \\"\\\$sed_quote_subst\\"\\\`\\\\\\""
+      ;;
+    *)
+      eval "lt_\$var=\\\\\\"\\\$\$var\\\\\\""
+      ;;
+    esac
+done
+
+# Double-quote double-evaled strings.
+for var in reload_cmds \
+old_postinstall_cmds \
+old_postuninstall_cmds \
+old_archive_cmds \
+extract_expsyms_cmds \
+old_archive_from_new_cmds \
+old_archive_from_expsyms_cmds \
+archive_cmds \
+archive_expsym_cmds \
+module_cmds \
+module_expsym_cmds \
+export_symbols_cmds \
+prelink_cmds \
+postlink_cmds \
+postinstall_cmds \
+postuninstall_cmds \
+finish_cmds \
+sys_lib_search_path_spec \
+sys_lib_dlsearch_path_spec \
+reload_cmds_FC \
+old_archive_cmds_FC \
+old_archive_from_new_cmds_FC \
+old_archive_from_expsyms_cmds_FC \
+archive_cmds_FC \
+archive_expsym_cmds_FC \
+module_cmds_FC \
+module_expsym_cmds_FC \
+export_symbols_cmds_FC \
+prelink_cmds_FC \
+postlink_cmds_FC; do
+    case \`eval \\\\\$ECHO \\\\""\\\\\$\$var"\\\\"\` in
+    *[\\\\\\\`\\"\\\$]*)
+      eval "lt_\$var=\\\\\\"\\\`\\\$ECHO \\"\\\$\$var\\" | \\\$SED -e \\"\\\$double_quote_subst\\" -e \\"\\\$sed_quote_subst\\" -e \\"\\\$delay_variable_subst\\"\\\`\\\\\\""
+      ;;
+    *)
+      eval "lt_\$var=\\\\\\"\\\$\$var\\\\\\""
+      ;;
+    esac
+done
+
+ac_aux_dir='$ac_aux_dir'
+xsi_shell='$xsi_shell'
+lt_shell_append='$lt_shell_append'
+
+# See if we are running on zsh, and set the options which allow our
+# commands through without removal of \ escapes INIT.
+if test -n "\${ZSH_VERSION+set}" ; then
+   setopt NO_GLOB_SUBST
+fi
+
+
+    PACKAGE='$PACKAGE'
+    VERSION='$VERSION'
+    TIMESTAMP='$TIMESTAMP'
+    RM='$RM'
+    ofile='$ofile'
+
+
+
+
+
+
+_ACEOF
+
+cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
+
+# Handling of arguments.
+for ac_config_target in $ac_config_targets
+do
+  case $ac_config_target in
+    "config.h") CONFIG_HEADERS="$CONFIG_HEADERS config.h" ;;
+    "depfiles") CONFIG_COMMANDS="$CONFIG_COMMANDS depfiles" ;;
+    "libtool") CONFIG_COMMANDS="$CONFIG_COMMANDS libtool" ;;
+    "Makefile") CONFIG_FILES="$CONFIG_FILES Makefile" ;;
+    "lib/Makefile") CONFIG_FILES="$CONFIG_FILES lib/Makefile" ;;
+    "lib/xmlFailures/Makefile") CONFIG_FILES="$CONFIG_FILES lib/xmlFailures/Makefile" ;;
+    "lib/xmlSuccesses/Makefile") CONFIG_FILES="$CONFIG_FILES lib/xmlSuccesses/Makefile" ;;
+    "prog/Makefile") CONFIG_FILES="$CONFIG_FILES prog/Makefile" ;;
+
+  *) as_fn_error $? "invalid argument: \`$ac_config_target'" "$LINENO" 5;;
+  esac
+done
+
+
+# If the user did not use the arguments to specify the items to instantiate,
+# then the envvar interface is used.  Set only those that are not.
+# We use the long form for the default assignment because of an extremely
+# bizarre bug on SunOS 4.1.3.
+if $ac_need_defaults; then
+  test "${CONFIG_FILES+set}" = set || CONFIG_FILES=$config_files
+  test "${CONFIG_HEADERS+set}" = set || CONFIG_HEADERS=$config_headers
+  test "${CONFIG_COMMANDS+set}" = set || CONFIG_COMMANDS=$config_commands
+fi
+
+# Have a temporary directory for convenience.  Make it in the build tree
+# simply because there is no reason against having it here, and in addition,
+# creating and moving files from /tmp can sometimes cause problems.
+# Hook for its removal unless debugging.
+# Note that there is a small window in which the directory will not be cleaned:
+# after its creation but before its name has been assigned to `$tmp'.
+$debug ||
+{
+  tmp= ac_tmp=
+  trap 'exit_status=$?
+  : "${ac_tmp:=$tmp}"
+  { test ! -d "$ac_tmp" || rm -fr "$ac_tmp"; } && exit $exit_status
+' 0
+  trap 'as_fn_exit 1' 1 2 13 15
+}
+# Create a (secure) tmp directory for tmp files.
+
+{
+  tmp=`(umask 077 && mktemp -d "./confXXXXXX") 2>/dev/null` &&
+  test -d "$tmp"
+}  ||
+{
+  tmp=./conf$$-$RANDOM
+  (umask 077 && mkdir "$tmp")
+} || as_fn_error $? "cannot create a temporary directory in ." "$LINENO" 5
+ac_tmp=$tmp
+
+# Set up the scripts for CONFIG_FILES section.
+# No need to generate them if there are no CONFIG_FILES.
+# This happens for instance with `./config.status config.h'.
+if test -n "$CONFIG_FILES"; then
+
+
+ac_cr=`echo X | tr X '\015'`
+# On cygwin, bash can eat \r inside `` if the user requested igncr.
+# But we know of no other shell where ac_cr would be empty at this
+# point, so we can use a bashism as a fallback.
+if test "x$ac_cr" = x; then
+  eval ac_cr=\$\'\\r\'
+fi
+ac_cs_awk_cr=`$AWK 'BEGIN { print "a\rb" }' </dev/null 2>/dev/null`
+if test "$ac_cs_awk_cr" = "a${ac_cr}b"; then
+  ac_cs_awk_cr='\\r'
+else
+  ac_cs_awk_cr=$ac_cr
+fi
+
+echo 'BEGIN {' >"$ac_tmp/subs1.awk" &&
+_ACEOF
+
+
+{
+  echo "cat >conf$$subs.awk <<_ACEOF" &&
+  echo "$ac_subst_vars" | sed 's/.*/&!$&$ac_delim/' &&
+  echo "_ACEOF"
+} >conf$$subs.sh ||
+  as_fn_error $? "could not make $CONFIG_STATUS" "$LINENO" 5
+ac_delim_num=`echo "$ac_subst_vars" | grep -c '^'`
+ac_delim='%!_!# '
+for ac_last_try in false false false false false :; do
+  . ./conf$$subs.sh ||
+    as_fn_error $? "could not make $CONFIG_STATUS" "$LINENO" 5
+
+  ac_delim_n=`sed -n "s/.*$ac_delim\$/X/p" conf$$subs.awk | grep -c X`
+  if test $ac_delim_n = $ac_delim_num; then
+    break
+  elif $ac_last_try; then
+    as_fn_error $? "could not make $CONFIG_STATUS" "$LINENO" 5
+  else
+    ac_delim="$ac_delim!$ac_delim _$ac_delim!! "
+  fi
+done
+rm -f conf$$subs.sh
+
+cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
+cat >>"\$ac_tmp/subs1.awk" <<\\_ACAWK &&
+_ACEOF
+sed -n '
+h
+s/^/S["/; s/!.*/"]=/
+p
+g
+s/^[^!]*!//
+:repl
+t repl
+s/'"$ac_delim"'$//
+t delim
+:nl
+h
+s/\(.\{148\}\)..*/\1/
+t more1
+s/["\\]/\\&/g; s/^/"/; s/$/\\n"\\/
+p
+n
+b repl
+:more1
+s/["\\]/\\&/g; s/^/"/; s/$/"\\/
+p
+g
+s/.\{148\}//
+t nl
+:delim
+h
+s/\(.\{148\}\)..*/\1/
+t more2
+s/["\\]/\\&/g; s/^/"/; s/$/"/
+p
+b
+:more2
+s/["\\]/\\&/g; s/^/"/; s/$/"\\/
+p
+g
+s/.\{148\}//
+t delim
+' <conf$$subs.awk | sed '
+/^[^""]/{
+  N
+  s/\n//
+}
+' >>$CONFIG_STATUS || ac_write_fail=1
+rm -f conf$$subs.awk
+cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
+_ACAWK
+cat >>"\$ac_tmp/subs1.awk" <<_ACAWK &&
+  for (key in S) S_is_set[key] = 1
+  FS = ""
+
+}
+{
+  line = $ 0
+  nfields = split(line, field, "@")
+  substed = 0
+  len = length(field[1])
+  for (i = 2; i < nfields; i++) {
+    key = field[i]
+    keylen = length(key)
+    if (S_is_set[key]) {
+      value = S[key]
+      line = substr(line, 1, len) "" value "" substr(line, len + keylen + 3)
+      len += length(value) + length(field[++i])
+      substed = 1
+    } else
+      len += 1 + keylen
+  }
+
+  print line
+}
+
+_ACAWK
+_ACEOF
+cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
+if sed "s/$ac_cr//" < /dev/null > /dev/null 2>&1; then
+  sed "s/$ac_cr\$//; s/$ac_cr/$ac_cs_awk_cr/g"
+else
+  cat
+fi < "$ac_tmp/subs1.awk" > "$ac_tmp/subs.awk" \
+  || as_fn_error $? "could not setup config files machinery" "$LINENO" 5
+_ACEOF
+
+# VPATH may cause trouble with some makes, so we remove sole $(srcdir),
+# ${srcdir} and @srcdir@ entries from VPATH if srcdir is ".", strip leading and
+# trailing colons and then remove the whole line if VPATH becomes empty
+# (actually we leave an empty line to preserve line numbers).
+if test "x$srcdir" = x.; then
+  ac_vpsub='/^[	 ]*VPATH[	 ]*=[	 ]*/{
+h
+s///
+s/^/:/
+s/[	 ]*$/:/
+s/:\$(srcdir):/:/g
+s/:\${srcdir}:/:/g
+s/:@srcdir@:/:/g
+s/^:*//
+s/:*$//
+x
+s/\(=[	 ]*\).*/\1/
+G
+s/\n//
+s/^[^=]*=[	 ]*$//
+}'
+fi
+
+cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
+fi # test -n "$CONFIG_FILES"
+
+# Set up the scripts for CONFIG_HEADERS section.
+# No need to generate them if there are no CONFIG_HEADERS.
+# This happens for instance with `./config.status Makefile'.
+if test -n "$CONFIG_HEADERS"; then
+cat >"$ac_tmp/defines.awk" <<\_ACAWK ||
+BEGIN {
+_ACEOF
+
+# Transform confdefs.h into an awk script `defines.awk', embedded as
+# here-document in config.status, that substitutes the proper values into
+# config.h.in to produce config.h.
+
+# Create a delimiter string that does not exist in confdefs.h, to ease
+# handling of long lines.
+ac_delim='%!_!# '
+for ac_last_try in false false :; do
+  ac_tt=`sed -n "/$ac_delim/p" confdefs.h`
+  if test -z "$ac_tt"; then
+    break
+  elif $ac_last_try; then
+    as_fn_error $? "could not make $CONFIG_HEADERS" "$LINENO" 5
+  else
+    ac_delim="$ac_delim!$ac_delim _$ac_delim!! "
+  fi
+done
+
+# For the awk script, D is an array of macro values keyed by name,
+# likewise P contains macro parameters if any.  Preserve backslash
+# newline sequences.
+
+ac_word_re=[_$as_cr_Letters][_$as_cr_alnum]*
+sed -n '
+s/.\{148\}/&'"$ac_delim"'/g
+t rset
+:rset
+s/^[	 ]*#[	 ]*define[	 ][	 ]*/ /
+t def
+d
+:def
+s/\\$//
+t bsnl
+s/["\\]/\\&/g
+s/^ \('"$ac_word_re"'\)\(([^()]*)\)[	 ]*\(.*\)/P["\1"]="\2"\
+D["\1"]=" \3"/p
+s/^ \('"$ac_word_re"'\)[	 ]*\(.*\)/D["\1"]=" \2"/p
+d
+:bsnl
+s/["\\]/\\&/g
+s/^ \('"$ac_word_re"'\)\(([^()]*)\)[	 ]*\(.*\)/P["\1"]="\2"\
+D["\1"]=" \3\\\\\\n"\\/p
+t cont
+s/^ \('"$ac_word_re"'\)[	 ]*\(.*\)/D["\1"]=" \2\\\\\\n"\\/p
+t cont
+d
+:cont
+n
+s/.\{148\}/&'"$ac_delim"'/g
+t clear
+:clear
+s/\\$//
+t bsnlc
+s/["\\]/\\&/g; s/^/"/; s/$/"/p
+d
+:bsnlc
+s/["\\]/\\&/g; s/^/"/; s/$/\\\\\\n"\\/p
+b cont
+' <confdefs.h | sed '
+s/'"$ac_delim"'/"\\\
+"/g' >>$CONFIG_STATUS || ac_write_fail=1
+
+cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
+  for (key in D) D_is_set[key] = 1
+  FS = ""
+}
+/^[\t ]*#[\t ]*(define|undef)[\t ]+$ac_word_re([\t (]|\$)/ {
+  line = \$ 0
+  split(line, arg, " ")
+  if (arg[1] == "#") {
+    defundef = arg[2]
+    mac1 = arg[3]
+  } else {
+    defundef = substr(arg[1], 2)
+    mac1 = arg[2]
+  }
+  split(mac1, mac2, "(") #)
+  macro = mac2[1]
+  prefix = substr(line, 1, index(line, defundef) - 1)
+  if (D_is_set[macro]) {
+    # Preserve the white space surrounding the "#".
+    print prefix "define", macro P[macro] D[macro]
+    next
+  } else {
+    # Replace #undef with comments.  This is necessary, for example,
+    # in the case of _POSIX_SOURCE, which is predefined and required
+    # on some systems where configure will not decide to define it.
+    if (defundef == "undef") {
+      print "/*", prefix defundef, macro, "*/"
+      next
+    }
+  }
+}
+{ print }
+_ACAWK
+_ACEOF
+cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
+  as_fn_error $? "could not setup config headers machinery" "$LINENO" 5
+fi # test -n "$CONFIG_HEADERS"
+
+
+eval set X "  :F $CONFIG_FILES  :H $CONFIG_HEADERS    :C $CONFIG_COMMANDS"
+shift
+for ac_tag
+do
+  case $ac_tag in
+  :[FHLC]) ac_mode=$ac_tag; continue;;
+  esac
+  case $ac_mode$ac_tag in
+  :[FHL]*:*);;
+  :L* | :C*:*) as_fn_error $? "invalid tag \`$ac_tag'" "$LINENO" 5;;
+  :[FH]-) ac_tag=-:-;;
+  :[FH]*) ac_tag=$ac_tag:$ac_tag.in;;
+  esac
+  ac_save_IFS=$IFS
+  IFS=:
+  set x $ac_tag
+  IFS=$ac_save_IFS
+  shift
+  ac_file=$1
+  shift
+
+  case $ac_mode in
+  :L) ac_source=$1;;
+  :[FH])
+    ac_file_inputs=
+    for ac_f
+    do
+      case $ac_f in
+      -) ac_f="$ac_tmp/stdin";;
+      *) # Look for the file first in the build tree, then in the source tree
+	 # (if the path is not absolute).  The absolute path cannot be DOS-style,
+	 # because $ac_f cannot contain `:'.
+	 test -f "$ac_f" ||
+	   case $ac_f in
+	   [\\/$]*) false;;
+	   *) test -f "$srcdir/$ac_f" && ac_f="$srcdir/$ac_f";;
+	   esac ||
+	   as_fn_error 1 "cannot find input file: \`$ac_f'" "$LINENO" 5;;
+      esac
+      case $ac_f in *\'*) ac_f=`$as_echo "$ac_f" | sed "s/'/'\\\\\\\\''/g"`;; esac
+      as_fn_append ac_file_inputs " '$ac_f'"
+    done
+
+    # Let's still pretend it is `configure' which instantiates (i.e., don't
+    # use $as_me), people would be surprised to read:
+    #    /* config.h.  Generated by config.status.  */
+    configure_input='Generated from '`
+	  $as_echo "$*" | sed 's|^[^:]*/||;s|:[^:]*/|, |g'
+	`' by configure.'
+    if test x"$ac_file" != x-; then
+      configure_input="$ac_file.  $configure_input"
+      { $as_echo "$as_me:${as_lineno-$LINENO}: creating $ac_file" >&5
+$as_echo "$as_me: creating $ac_file" >&6;}
+    fi
+    # Neutralize special characters interpreted by sed in replacement strings.
+    case $configure_input in #(
+    *\&* | *\|* | *\\* )
+       ac_sed_conf_input=`$as_echo "$configure_input" |
+       sed 's/[\\\\&|]/\\\\&/g'`;; #(
+    *) ac_sed_conf_input=$configure_input;;
+    esac
+
+    case $ac_tag in
+    *:-:* | *:-) cat >"$ac_tmp/stdin" \
+      || as_fn_error $? "could not create $ac_file" "$LINENO" 5 ;;
+    esac
+    ;;
+  esac
+
+  ac_dir=`$as_dirname -- "$ac_file" ||
+$as_expr X"$ac_file" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
+	 X"$ac_file" : 'X\(//\)[^/]' \| \
+	 X"$ac_file" : 'X\(//\)$' \| \
+	 X"$ac_file" : 'X\(/\)' \| . 2>/dev/null ||
+$as_echo X"$ac_file" |
+    sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
+	    s//\1/
+	    q
+	  }
+	  /^X\(\/\/\)[^/].*/{
+	    s//\1/
+	    q
+	  }
+	  /^X\(\/\/\)$/{
+	    s//\1/
+	    q
+	  }
+	  /^X\(\/\).*/{
+	    s//\1/
+	    q
+	  }
+	  s/.*/./; q'`
+  as_dir="$ac_dir"; as_fn_mkdir_p
+  ac_builddir=.
+
+case "$ac_dir" in
+.) ac_dir_suffix= ac_top_builddir_sub=. ac_top_build_prefix= ;;
+*)
+  ac_dir_suffix=/`$as_echo "$ac_dir" | sed 's|^\.[\\/]||'`
+  # A ".." for each directory in $ac_dir_suffix.
+  ac_top_builddir_sub=`$as_echo "$ac_dir_suffix" | sed 's|/[^\\/]*|/..|g;s|/||'`
+  case $ac_top_builddir_sub in
+  "") ac_top_builddir_sub=. ac_top_build_prefix= ;;
+  *)  ac_top_build_prefix=$ac_top_builddir_sub/ ;;
+  esac ;;
+esac
+ac_abs_top_builddir=$ac_pwd
+ac_abs_builddir=$ac_pwd$ac_dir_suffix
+# for backward compatibility:
+ac_top_builddir=$ac_top_build_prefix
+
+case $srcdir in
+  .)  # We are building in place.
+    ac_srcdir=.
+    ac_top_srcdir=$ac_top_builddir_sub
+    ac_abs_top_srcdir=$ac_pwd ;;
+  [\\/]* | ?:[\\/]* )  # Absolute name.
+    ac_srcdir=$srcdir$ac_dir_suffix;
+    ac_top_srcdir=$srcdir
+    ac_abs_top_srcdir=$srcdir ;;
+  *) # Relative name.
+    ac_srcdir=$ac_top_build_prefix$srcdir$ac_dir_suffix
+    ac_top_srcdir=$ac_top_build_prefix$srcdir
+    ac_abs_top_srcdir=$ac_pwd/$srcdir ;;
+esac
+ac_abs_srcdir=$ac_abs_top_srcdir$ac_dir_suffix
+
+
+  case $ac_mode in
+  :F)
+  #
+  # CONFIG_FILE
+  #
+
+  case $INSTALL in
+  [\\/$]* | ?:[\\/]* ) ac_INSTALL=$INSTALL ;;
+  *) ac_INSTALL=$ac_top_build_prefix$INSTALL ;;
+  esac
+  ac_MKDIR_P=$MKDIR_P
+  case $MKDIR_P in
+  [\\/$]* | ?:[\\/]* ) ;;
+  */*) ac_MKDIR_P=$ac_top_build_prefix$MKDIR_P ;;
+  esac
+_ACEOF
+
+cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
+# If the template does not know about datarootdir, expand it.
+# FIXME: This hack should be removed a few years after 2.60.
+ac_datarootdir_hack=; ac_datarootdir_seen=
+ac_sed_dataroot='
+/datarootdir/ {
+  p
+  q
+}
+/@datadir@/p
+/@docdir@/p
+/@infodir@/p
+/@localedir@/p
+/@mandir@/p'
+case `eval "sed -n \"\$ac_sed_dataroot\" $ac_file_inputs"` in
+*datarootdir*) ac_datarootdir_seen=yes;;
+*@datadir@*|*@docdir@*|*@infodir@*|*@localedir@*|*@mandir@*)
+  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $ac_file_inputs seems to ignore the --datarootdir setting" >&5
+$as_echo "$as_me: WARNING: $ac_file_inputs seems to ignore the --datarootdir setting" >&2;}
+_ACEOF
+cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
+  ac_datarootdir_hack='
+  s&@datadir@&$datadir&g
+  s&@docdir@&$docdir&g
+  s&@infodir@&$infodir&g
+  s&@localedir@&$localedir&g
+  s&@mandir@&$mandir&g
+  s&\\\${datarootdir}&$datarootdir&g' ;;
+esac
+_ACEOF
+
+# Neutralize VPATH when `$srcdir' = `.'.
+# Shell code in configure.ac might set extrasub.
+# FIXME: do we really want to maintain this feature?
+cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
+ac_sed_extra="$ac_vpsub
+$extrasub
+_ACEOF
+cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
+:t
+/@[a-zA-Z_][a-zA-Z_0-9]*@/!b
+s|@configure_input@|$ac_sed_conf_input|;t t
+s&@top_builddir@&$ac_top_builddir_sub&;t t
+s&@top_build_prefix@&$ac_top_build_prefix&;t t
+s&@srcdir@&$ac_srcdir&;t t
+s&@abs_srcdir@&$ac_abs_srcdir&;t t
+s&@top_srcdir@&$ac_top_srcdir&;t t
+s&@abs_top_srcdir@&$ac_abs_top_srcdir&;t t
+s&@builddir@&$ac_builddir&;t t
+s&@abs_builddir@&$ac_abs_builddir&;t t
+s&@abs_top_builddir@&$ac_abs_top_builddir&;t t
+s&@INSTALL@&$ac_INSTALL&;t t
+s&@MKDIR_P@&$ac_MKDIR_P&;t t
+$ac_datarootdir_hack
+"
+eval sed \"\$ac_sed_extra\" "$ac_file_inputs" | $AWK -f "$ac_tmp/subs.awk" \
+  >$ac_tmp/out || as_fn_error $? "could not create $ac_file" "$LINENO" 5
+
+test -z "$ac_datarootdir_hack$ac_datarootdir_seen" &&
+  { ac_out=`sed -n '/\${datarootdir}/p' "$ac_tmp/out"`; test -n "$ac_out"; } &&
+  { ac_out=`sed -n '/^[	 ]*datarootdir[	 ]*:*=/p' \
+      "$ac_tmp/out"`; test -z "$ac_out"; } &&
+  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $ac_file contains a reference to the variable \`datarootdir'
+which seems to be undefined.  Please make sure it is defined" >&5
+$as_echo "$as_me: WARNING: $ac_file contains a reference to the variable \`datarootdir'
+which seems to be undefined.  Please make sure it is defined" >&2;}
+
+  rm -f "$ac_tmp/stdin"
+  case $ac_file in
+  -) cat "$ac_tmp/out" && rm -f "$ac_tmp/out";;
+  *) rm -f "$ac_file" && mv "$ac_tmp/out" "$ac_file";;
+  esac \
+  || as_fn_error $? "could not create $ac_file" "$LINENO" 5
+ ;;
+  :H)
+  #
+  # CONFIG_HEADER
+  #
+  if test x"$ac_file" != x-; then
+    {
+      $as_echo "/* $configure_input  */" \
+      && eval '$AWK -f "$ac_tmp/defines.awk"' "$ac_file_inputs"
+    } >"$ac_tmp/config.h" \
+      || as_fn_error $? "could not create $ac_file" "$LINENO" 5
+    if diff "$ac_file" "$ac_tmp/config.h" >/dev/null 2>&1; then
+      { $as_echo "$as_me:${as_lineno-$LINENO}: $ac_file is unchanged" >&5
+$as_echo "$as_me: $ac_file is unchanged" >&6;}
+    else
+      rm -f "$ac_file"
+      mv "$ac_tmp/config.h" "$ac_file" \
+	|| as_fn_error $? "could not create $ac_file" "$LINENO" 5
+    fi
+  else
+    $as_echo "/* $configure_input  */" \
+      && eval '$AWK -f "$ac_tmp/defines.awk"' "$ac_file_inputs" \
+      || as_fn_error $? "could not create -" "$LINENO" 5
+  fi
+# Compute "$ac_file"'s index in $config_headers.
+_am_arg="$ac_file"
+_am_stamp_count=1
+for _am_header in $config_headers :; do
+  case $_am_header in
+    $_am_arg | $_am_arg:* )
+      break ;;
+    * )
+      _am_stamp_count=`expr $_am_stamp_count + 1` ;;
+  esac
+done
+echo "timestamp for $_am_arg" >`$as_dirname -- "$_am_arg" ||
+$as_expr X"$_am_arg" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
+	 X"$_am_arg" : 'X\(//\)[^/]' \| \
+	 X"$_am_arg" : 'X\(//\)$' \| \
+	 X"$_am_arg" : 'X\(/\)' \| . 2>/dev/null ||
+$as_echo X"$_am_arg" |
+    sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
+	    s//\1/
+	    q
+	  }
+	  /^X\(\/\/\)[^/].*/{
+	    s//\1/
+	    q
+	  }
+	  /^X\(\/\/\)$/{
+	    s//\1/
+	    q
+	  }
+	  /^X\(\/\).*/{
+	    s//\1/
+	    q
+	  }
+	  s/.*/./; q'`/stamp-h$_am_stamp_count
+ ;;
+
+  :C)  { $as_echo "$as_me:${as_lineno-$LINENO}: executing $ac_file commands" >&5
+$as_echo "$as_me: executing $ac_file commands" >&6;}
+ ;;
+  esac
+
+
+  case $ac_file$ac_mode in
+    "depfiles":C) test x"$AMDEP_TRUE" != x"" || {
+  # Autoconf 2.62 quotes --file arguments for eval, but not when files
+  # are listed without --file.  Let's play safe and only enable the eval
+  # if we detect the quoting.
+  case $CONFIG_FILES in
+  *\'*) eval set x "$CONFIG_FILES" ;;
+  *)   set x $CONFIG_FILES ;;
+  esac
+  shift
+  for mf
+  do
+    # Strip MF so we end up with the name of the file.
+    mf=`echo "$mf" | sed -e 's/:.*$//'`
+    # Check whether this is an Automake generated Makefile or not.
+    # We used to match only the files named `Makefile.in', but
+    # some people rename them; so instead we look at the file content.
+    # Grep'ing the first line is not enough: some people post-process
+    # each Makefile.in and add a new line on top of each file to say so.
+    # Grep'ing the whole file is not good either: AIX grep has a line
+    # limit of 2048, but all sed's we know have understand at least 4000.
+    if sed -n 's,^#.*generated by automake.*,X,p' "$mf" | grep X >/dev/null 2>&1; then
+      dirpart=`$as_dirname -- "$mf" ||
+$as_expr X"$mf" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
+	 X"$mf" : 'X\(//\)[^/]' \| \
+	 X"$mf" : 'X\(//\)$' \| \
+	 X"$mf" : 'X\(/\)' \| . 2>/dev/null ||
+$as_echo X"$mf" |
+    sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
+	    s//\1/
+	    q
+	  }
+	  /^X\(\/\/\)[^/].*/{
+	    s//\1/
+	    q
+	  }
+	  /^X\(\/\/\)$/{
+	    s//\1/
+	    q
+	  }
+	  /^X\(\/\).*/{
+	    s//\1/
+	    q
+	  }
+	  s/.*/./; q'`
+    else
+      continue
+    fi
+    # Extract the definition of DEPDIR, am__include, and am__quote
+    # from the Makefile without running `make'.
+    DEPDIR=`sed -n 's/^DEPDIR = //p' < "$mf"`
+    test -z "$DEPDIR" && continue
+    am__include=`sed -n 's/^am__include = //p' < "$mf"`
+    test -z "am__include" && continue
+    am__quote=`sed -n 's/^am__quote = //p' < "$mf"`
+    # When using ansi2knr, U may be empty or an underscore; expand it
+    U=`sed -n 's/^U = //p' < "$mf"`
+    # Find all dependency output files, they are included files with
+    # $(DEPDIR) in their names.  We invoke sed twice because it is the
+    # simplest approach to changing $(DEPDIR) to its actual value in the
+    # expansion.
+    for file in `sed -n "
+      s/^$am__include $am__quote\(.*(DEPDIR).*\)$am__quote"'$/\1/p' <"$mf" | \
+	 sed -e 's/\$(DEPDIR)/'"$DEPDIR"'/g' -e 's/\$U/'"$U"'/g'`; do
+      # Make sure the directory exists.
+      test -f "$dirpart/$file" && continue
+      fdir=`$as_dirname -- "$file" ||
+$as_expr X"$file" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
+	 X"$file" : 'X\(//\)[^/]' \| \
+	 X"$file" : 'X\(//\)$' \| \
+	 X"$file" : 'X\(/\)' \| . 2>/dev/null ||
+$as_echo X"$file" |
+    sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
+	    s//\1/
+	    q
+	  }
+	  /^X\(\/\/\)[^/].*/{
+	    s//\1/
+	    q
+	  }
+	  /^X\(\/\/\)$/{
+	    s//\1/
+	    q
+	  }
+	  /^X\(\/\).*/{
+	    s//\1/
+	    q
+	  }
+	  s/.*/./; q'`
+      as_dir=$dirpart/$fdir; as_fn_mkdir_p
+      # echo "creating $dirpart/$file"
+      echo '# dummy' > "$dirpart/$file"
+    done
+  done
+}
+ ;;
+    "libtool":C)
+
+    # See if we are running on zsh, and set the options which allow our
+    # commands through without removal of \ escapes.
+    if test -n "${ZSH_VERSION+set}" ; then
+      setopt NO_GLOB_SUBST
+    fi
+
+    cfgfile="${ofile}T"
+    trap "$RM \"$cfgfile\"; exit 1" 1 2 15
+    $RM "$cfgfile"
+
+    cat <<_LT_EOF >> "$cfgfile"
+#! $SHELL
+
+# `$ECHO "$ofile" | sed 's%^.*/%%'` - Provide generalized library-building support services.
+# Generated automatically by $as_me ($PACKAGE$TIMESTAMP) $VERSION
+# Libtool was configured on host `(hostname || uname -n) 2>/dev/null | sed 1q`:
+# NOTE: Changes made to this file will be lost: look at ltmain.sh.
+#
+#   Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2003, 2004, 2005,
+#                 2006, 2007, 2008, 2009, 2010, 2011 Free Software
+#                 Foundation, Inc.
+#   Written by Gordon Matzigkeit, 1996
+#
+#   This file is part of GNU Libtool.
+#
+# GNU Libtool is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 2 of
+# the License, or (at your option) any later version.
+#
+# As a special exception to the GNU General Public License,
+# if you distribute this file as part of a program or library that
+# is built using GNU Libtool, you may include this file under the
+# same distribution terms that you use for the rest of that program.
+#
+# GNU Libtool is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with GNU Libtool; see the file COPYING.  If not, a copy
+# can be downloaded from http://www.gnu.org/licenses/gpl.html, or
+# obtained by writing to the Free Software Foundation, Inc.,
+# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+
+
+# The names of the tagged configurations supported by this script.
+available_tags="FC "
+
+# ### BEGIN LIBTOOL CONFIG
+
+# Which release of libtool.m4 was used?
+macro_version=$macro_version
+macro_revision=$macro_revision
+
+# Whether or not to build shared libraries.
+build_libtool_libs=$enable_shared
+
+# Whether or not to build static libraries.
+build_old_libs=$enable_static
+
+# What type of objects to build.
+pic_mode=$pic_mode
+
+# Whether or not to optimize for fast installation.
+fast_install=$enable_fast_install
+
+# Shell to use when invoking shell scripts.
+SHELL=$lt_SHELL
+
+# An echo program that protects backslashes.
+ECHO=$lt_ECHO
+
+# The PATH separator for the build system.
+PATH_SEPARATOR=$lt_PATH_SEPARATOR
+
+# The host system.
+host_alias=$host_alias
+host=$host
+host_os=$host_os
+
+# The build system.
+build_alias=$build_alias
+build=$build
+build_os=$build_os
+
+# A sed program that does not truncate output.
+SED=$lt_SED
+
+# Sed that helps us avoid accidentally triggering echo(1) options like -n.
+Xsed="\$SED -e 1s/^X//"
+
+# A grep program that handles long lines.
+GREP=$lt_GREP
+
+# An ERE matcher.
+EGREP=$lt_EGREP
+
+# A literal string matcher.
+FGREP=$lt_FGREP
+
+# A BSD- or MS-compatible name lister.
+NM=$lt_NM
+
+# Whether we need soft or hard links.
+LN_S=$lt_LN_S
+
+# What is the maximum length of a command?
+max_cmd_len=$max_cmd_len
+
+# Object file suffix (normally "o").
+objext=$ac_objext
+
+# Executable file suffix (normally "").
+exeext=$exeext
+
+# whether the shell understands "unset".
+lt_unset=$lt_unset
+
+# turn spaces into newlines.
+SP2NL=$lt_lt_SP2NL
+
+# turn newlines into spaces.
+NL2SP=$lt_lt_NL2SP
+
+# convert \$build file names to \$host format.
+to_host_file_cmd=$lt_cv_to_host_file_cmd
+
+# convert \$build files to toolchain format.
+to_tool_file_cmd=$lt_cv_to_tool_file_cmd
+
+# An object symbol dumper.
+OBJDUMP=$lt_OBJDUMP
+
+# Method to check whether dependent libraries are shared objects.
+deplibs_check_method=$lt_deplibs_check_method
+
+# Command to use when deplibs_check_method = "file_magic".
+file_magic_cmd=$lt_file_magic_cmd
+
+# How to find potential files when deplibs_check_method = "file_magic".
+file_magic_glob=$lt_file_magic_glob
+
+# Find potential files using nocaseglob when deplibs_check_method = "file_magic".
+want_nocaseglob=$lt_want_nocaseglob
+
+# DLL creation program.
+DLLTOOL=$lt_DLLTOOL
+
+# Command to associate shared and link libraries.
+sharedlib_from_linklib_cmd=$lt_sharedlib_from_linklib_cmd
+
+# The archiver.
+AR=$lt_AR
+
+# Flags to create an archive.
+AR_FLAGS=$lt_AR_FLAGS
+
+# How to feed a file listing to the archiver.
+archiver_list_spec=$lt_archiver_list_spec
+
+# A symbol stripping program.
+STRIP=$lt_STRIP
+
+# Commands used to install an old-style archive.
+RANLIB=$lt_RANLIB
+old_postinstall_cmds=$lt_old_postinstall_cmds
+old_postuninstall_cmds=$lt_old_postuninstall_cmds
+
+# Whether to use a lock for old archive extraction.
+lock_old_archive_extraction=$lock_old_archive_extraction
+
+# A C compiler.
+LTCC=$lt_CC
+
+# LTCC compiler flags.
+LTCFLAGS=$lt_CFLAGS
+
+# Take the output of nm and produce a listing of raw symbols and C names.
+global_symbol_pipe=$lt_lt_cv_sys_global_symbol_pipe
+
+# Transform the output of nm in a proper C declaration.
+global_symbol_to_cdecl=$lt_lt_cv_sys_global_symbol_to_cdecl
+
+# Transform the output of nm in a C name address pair.
+global_symbol_to_c_name_address=$lt_lt_cv_sys_global_symbol_to_c_name_address
+
+# Transform the output of nm in a C name address pair when lib prefix is needed.
+global_symbol_to_c_name_address_lib_prefix=$lt_lt_cv_sys_global_symbol_to_c_name_address_lib_prefix
+
+# Specify filename containing input files for \$NM.
+nm_file_list_spec=$lt_nm_file_list_spec
+
+# The root where to search for dependent libraries,and in which our libraries should be installed.
+lt_sysroot=$lt_sysroot
+
+# The name of the directory that contains temporary libtool files.
+objdir=$objdir
+
+# Used to examine libraries when file_magic_cmd begins with "file".
+MAGIC_CMD=$MAGIC_CMD
+
+# Must we lock files when doing compilation?
+need_locks=$lt_need_locks
+
+# Manifest tool.
+MANIFEST_TOOL=$lt_MANIFEST_TOOL
+
+# Tool to manipulate archived DWARF debug symbol files on Mac OS X.
+DSYMUTIL=$lt_DSYMUTIL
+
+# Tool to change global to local symbols on Mac OS X.
+NMEDIT=$lt_NMEDIT
+
+# Tool to manipulate fat objects and archives on Mac OS X.
+LIPO=$lt_LIPO
+
+# ldd/readelf like tool for Mach-O binaries on Mac OS X.
+OTOOL=$lt_OTOOL
+
+# ldd/readelf like tool for 64 bit Mach-O binaries on Mac OS X 10.4.
+OTOOL64=$lt_OTOOL64
+
+# Old archive suffix (normally "a").
+libext=$libext
+
+# Shared library suffix (normally ".so").
+shrext_cmds=$lt_shrext_cmds
+
+# The commands to extract the exported symbol list from a shared archive.
+extract_expsyms_cmds=$lt_extract_expsyms_cmds
+
+# Variables whose values should be saved in libtool wrapper scripts and
+# restored at link time.
+variables_saved_for_relink=$lt_variables_saved_for_relink
+
+# Do we need the "lib" prefix for modules?
+need_lib_prefix=$need_lib_prefix
+
+# Do we need a version for libraries?
+need_version=$need_version
+
+# Library versioning type.
+version_type=$version_type
+
+# Shared library runtime path variable.
+runpath_var=$runpath_var
+
+# Shared library path variable.
+shlibpath_var=$shlibpath_var
+
+# Is shlibpath searched before the hard-coded library search path?
+shlibpath_overrides_runpath=$shlibpath_overrides_runpath
+
+# Format of library name prefix.
+libname_spec=$lt_libname_spec
+
+# List of archive names.  First name is the real one, the rest are links.
+# The last name is the one that the linker finds with -lNAME
+library_names_spec=$lt_library_names_spec
+
+# The coded name of the library, if different from the real name.
+soname_spec=$lt_soname_spec
+
+# Permission mode override for installation of shared libraries.
+install_override_mode=$lt_install_override_mode
+
+# Command to use after installation of a shared archive.
+postinstall_cmds=$lt_postinstall_cmds
+
+# Command to use after uninstallation of a shared archive.
+postuninstall_cmds=$lt_postuninstall_cmds
+
+# Commands used to finish a libtool library installation in a directory.
+finish_cmds=$lt_finish_cmds
+
+# As "finish_cmds", except a single script fragment to be evaled but
+# not shown.
+finish_eval=$lt_finish_eval
+
+# Whether we should hardcode library paths into libraries.
+hardcode_into_libs=$hardcode_into_libs
+
+# Compile-time system search path for libraries.
+sys_lib_search_path_spec=$lt_sys_lib_search_path_spec
+
+# Run-time system search path for libraries.
+sys_lib_dlsearch_path_spec=$lt_sys_lib_dlsearch_path_spec
+
+# Whether dlopen is supported.
+dlopen_support=$enable_dlopen
+
+# Whether dlopen of programs is supported.
+dlopen_self=$enable_dlopen_self
+
+# Whether dlopen of statically linked programs is supported.
+dlopen_self_static=$enable_dlopen_self_static
+
+# Commands to strip libraries.
+old_striplib=$lt_old_striplib
+striplib=$lt_striplib
+
+
+# The linker used to build libraries.
+LD=$lt_LD
+
+# How to create reloadable object files.
+reload_flag=$lt_reload_flag
+reload_cmds=$lt_reload_cmds
+
+# Commands used to build an old-style archive.
+old_archive_cmds=$lt_old_archive_cmds
+
+# A language specific compiler.
+CC=$lt_compiler
+
+# Is the compiler the GNU compiler?
+with_gcc=$GCC
+
+# Compiler flag to turn off builtin functions.
+no_builtin_flag=$lt_lt_prog_compiler_no_builtin_flag
+
+# Additional compiler flags for building library objects.
+pic_flag=$lt_lt_prog_compiler_pic
+
+# How to pass a linker flag through the compiler.
+wl=$lt_lt_prog_compiler_wl
+
+# Compiler flag to prevent dynamic linking.
+link_static_flag=$lt_lt_prog_compiler_static
+
+# Does compiler simultaneously support -c and -o options?
+compiler_c_o=$lt_lt_cv_prog_compiler_c_o
+
+# Whether or not to add -lc for building shared libraries.
+build_libtool_need_lc=$archive_cmds_need_lc
+
+# Whether or not to disallow shared libs when runtime libs are static.
+allow_libtool_libs_with_static_runtimes=$enable_shared_with_static_runtimes
+
+# Compiler flag to allow reflexive dlopens.
+export_dynamic_flag_spec=$lt_export_dynamic_flag_spec
+
+# Compiler flag to generate shared objects directly from archives.
+whole_archive_flag_spec=$lt_whole_archive_flag_spec
+
+# Whether the compiler copes with passing no objects directly.
+compiler_needs_object=$lt_compiler_needs_object
+
+# Create an old-style archive from a shared archive.
+old_archive_from_new_cmds=$lt_old_archive_from_new_cmds
+
+# Create a temporary old-style archive to link instead of a shared archive.
+old_archive_from_expsyms_cmds=$lt_old_archive_from_expsyms_cmds
+
+# Commands used to build a shared archive.
+archive_cmds=$lt_archive_cmds
+archive_expsym_cmds=$lt_archive_expsym_cmds
+
+# Commands used to build a loadable module if different from building
+# a shared archive.
+module_cmds=$lt_module_cmds
+module_expsym_cmds=$lt_module_expsym_cmds
+
+# Whether we are building with GNU ld or not.
+with_gnu_ld=$lt_with_gnu_ld
+
+# Flag that allows shared libraries with undefined symbols to be built.
+allow_undefined_flag=$lt_allow_undefined_flag
+
+# Flag that enforces no undefined symbols.
+no_undefined_flag=$lt_no_undefined_flag
+
+# Flag to hardcode \$libdir into a binary during linking.
+# This must work even if \$libdir does not exist
+hardcode_libdir_flag_spec=$lt_hardcode_libdir_flag_spec
+
+# Whether we need a single "-rpath" flag with a separated argument.
+hardcode_libdir_separator=$lt_hardcode_libdir_separator
+
+# Set to "yes" if using DIR/libNAME\${shared_ext} during linking hardcodes
+# DIR into the resulting binary.
+hardcode_direct=$hardcode_direct
+
+# Set to "yes" if using DIR/libNAME\${shared_ext} during linking hardcodes
+# DIR into the resulting binary and the resulting library dependency is
+# "absolute",i.e impossible to change by setting \${shlibpath_var} if the
+# library is relocated.
+hardcode_direct_absolute=$hardcode_direct_absolute
+
+# Set to "yes" if using the -LDIR flag during linking hardcodes DIR
+# into the resulting binary.
+hardcode_minus_L=$hardcode_minus_L
+
+# Set to "yes" if using SHLIBPATH_VAR=DIR during linking hardcodes DIR
+# into the resulting binary.
+hardcode_shlibpath_var=$hardcode_shlibpath_var
+
+# Set to "yes" if building a shared library automatically hardcodes DIR
+# into the library and all subsequent libraries and executables linked
+# against it.
+hardcode_automatic=$hardcode_automatic
+
+# Set to yes if linker adds runtime paths of dependent libraries
+# to runtime path list.
+inherit_rpath=$inherit_rpath
+
+# Whether libtool must link a program against all its dependency libraries.
+link_all_deplibs=$link_all_deplibs
+
+# Set to "yes" if exported symbols are required.
+always_export_symbols=$always_export_symbols
+
+# The commands to list exported symbols.
+export_symbols_cmds=$lt_export_symbols_cmds
+
+# Symbols that should not be listed in the preloaded symbols.
+exclude_expsyms=$lt_exclude_expsyms
+
+# Symbols that must always be exported.
+include_expsyms=$lt_include_expsyms
+
+# Commands necessary for linking programs (against libraries) with templates.
+prelink_cmds=$lt_prelink_cmds
+
+# Commands necessary for finishing linking programs.
+postlink_cmds=$lt_postlink_cmds
+
+# Specify filename containing input files.
+file_list_spec=$lt_file_list_spec
+
+# How to hardcode a shared library path into an executable.
+hardcode_action=$hardcode_action
+
+# The directories searched by this compiler when creating a shared library.
+compiler_lib_search_dirs=$lt_compiler_lib_search_dirs
+
+# Dependencies to place before and after the objects being linked to
+# create a shared library.
+predep_objects=$lt_predep_objects
+postdep_objects=$lt_postdep_objects
+predeps=$lt_predeps
+postdeps=$lt_postdeps
+
+# The library search path used internally by the compiler when linking
+# a shared library.
+compiler_lib_search_path=$lt_compiler_lib_search_path
+
+# ### END LIBTOOL CONFIG
+
+_LT_EOF
+
+  case $host_os in
+  aix3*)
+    cat <<\_LT_EOF >> "$cfgfile"
+# AIX sometimes has problems with the GCC collect2 program.  For some
+# reason, if we set the COLLECT_NAMES environment variable, the problems
+# vanish in a puff of smoke.
+if test "X${COLLECT_NAMES+set}" != Xset; then
+  COLLECT_NAMES=
+  export COLLECT_NAMES
+fi
+_LT_EOF
+    ;;
+  esac
+
+
+ltmain="$ac_aux_dir/ltmain.sh"
+
+
+  # We use sed instead of cat because bash on DJGPP gets confused if
+  # if finds mixed CR/LF and LF-only lines.  Since sed operates in
+  # text mode, it properly converts lines to CR/LF.  This bash problem
+  # is reportedly fixed, but why not run on old versions too?
+  sed '$q' "$ltmain" >> "$cfgfile" \
+     || (rm -f "$cfgfile"; exit 1)
+
+  if test x"$xsi_shell" = xyes; then
+  sed -e '/^func_dirname ()$/,/^} # func_dirname /c\
+func_dirname ()\
+{\
+\    case ${1} in\
+\      */*) func_dirname_result="${1%/*}${2}" ;;\
+\      *  ) func_dirname_result="${3}" ;;\
+\    esac\
+} # Extended-shell func_dirname implementation' "$cfgfile" > $cfgfile.tmp \
+  && mv -f "$cfgfile.tmp" "$cfgfile" \
+    || (rm -f "$cfgfile" && cp "$cfgfile.tmp" "$cfgfile" && rm -f "$cfgfile.tmp")
+test 0 -eq $? || _lt_function_replace_fail=:
+
+
+  sed -e '/^func_basename ()$/,/^} # func_basename /c\
+func_basename ()\
+{\
+\    func_basename_result="${1##*/}"\
+} # Extended-shell func_basename implementation' "$cfgfile" > $cfgfile.tmp \
+  && mv -f "$cfgfile.tmp" "$cfgfile" \
+    || (rm -f "$cfgfile" && cp "$cfgfile.tmp" "$cfgfile" && rm -f "$cfgfile.tmp")
+test 0 -eq $? || _lt_function_replace_fail=:
+
+
+  sed -e '/^func_dirname_and_basename ()$/,/^} # func_dirname_and_basename /c\
+func_dirname_and_basename ()\
+{\
+\    case ${1} in\
+\      */*) func_dirname_result="${1%/*}${2}" ;;\
+\      *  ) func_dirname_result="${3}" ;;\
+\    esac\
+\    func_basename_result="${1##*/}"\
+} # Extended-shell func_dirname_and_basename implementation' "$cfgfile" > $cfgfile.tmp \
+  && mv -f "$cfgfile.tmp" "$cfgfile" \
+    || (rm -f "$cfgfile" && cp "$cfgfile.tmp" "$cfgfile" && rm -f "$cfgfile.tmp")
+test 0 -eq $? || _lt_function_replace_fail=:
+
+
+  sed -e '/^func_stripname ()$/,/^} # func_stripname /c\
+func_stripname ()\
+{\
+\    # pdksh 5.2.14 does not do ${X%$Y} correctly if both X and Y are\
+\    # positional parameters, so assign one to ordinary parameter first.\
+\    func_stripname_result=${3}\
+\    func_stripname_result=${func_stripname_result#"${1}"}\
+\    func_stripname_result=${func_stripname_result%"${2}"}\
+} # Extended-shell func_stripname implementation' "$cfgfile" > $cfgfile.tmp \
+  && mv -f "$cfgfile.tmp" "$cfgfile" \
+    || (rm -f "$cfgfile" && cp "$cfgfile.tmp" "$cfgfile" && rm -f "$cfgfile.tmp")
+test 0 -eq $? || _lt_function_replace_fail=:
+
+
+  sed -e '/^func_split_long_opt ()$/,/^} # func_split_long_opt /c\
+func_split_long_opt ()\
+{\
+\    func_split_long_opt_name=${1%%=*}\
+\    func_split_long_opt_arg=${1#*=}\
+} # Extended-shell func_split_long_opt implementation' "$cfgfile" > $cfgfile.tmp \
+  && mv -f "$cfgfile.tmp" "$cfgfile" \
+    || (rm -f "$cfgfile" && cp "$cfgfile.tmp" "$cfgfile" && rm -f "$cfgfile.tmp")
+test 0 -eq $? || _lt_function_replace_fail=:
+
+
+  sed -e '/^func_split_short_opt ()$/,/^} # func_split_short_opt /c\
+func_split_short_opt ()\
+{\
+\    func_split_short_opt_arg=${1#??}\
+\    func_split_short_opt_name=${1%"$func_split_short_opt_arg"}\
+} # Extended-shell func_split_short_opt implementation' "$cfgfile" > $cfgfile.tmp \
+  && mv -f "$cfgfile.tmp" "$cfgfile" \
+    || (rm -f "$cfgfile" && cp "$cfgfile.tmp" "$cfgfile" && rm -f "$cfgfile.tmp")
+test 0 -eq $? || _lt_function_replace_fail=:
+
+
+  sed -e '/^func_lo2o ()$/,/^} # func_lo2o /c\
+func_lo2o ()\
+{\
+\    case ${1} in\
+\      *.lo) func_lo2o_result=${1%.lo}.${objext} ;;\
+\      *)    func_lo2o_result=${1} ;;\
+\    esac\
+} # Extended-shell func_lo2o implementation' "$cfgfile" > $cfgfile.tmp \
+  && mv -f "$cfgfile.tmp" "$cfgfile" \
+    || (rm -f "$cfgfile" && cp "$cfgfile.tmp" "$cfgfile" && rm -f "$cfgfile.tmp")
+test 0 -eq $? || _lt_function_replace_fail=:
+
+
+  sed -e '/^func_xform ()$/,/^} # func_xform /c\
+func_xform ()\
+{\
+    func_xform_result=${1%.*}.lo\
+} # Extended-shell func_xform implementation' "$cfgfile" > $cfgfile.tmp \
+  && mv -f "$cfgfile.tmp" "$cfgfile" \
+    || (rm -f "$cfgfile" && cp "$cfgfile.tmp" "$cfgfile" && rm -f "$cfgfile.tmp")
+test 0 -eq $? || _lt_function_replace_fail=:
+
+
+  sed -e '/^func_arith ()$/,/^} # func_arith /c\
+func_arith ()\
+{\
+    func_arith_result=$(( $* ))\
+} # Extended-shell func_arith implementation' "$cfgfile" > $cfgfile.tmp \
+  && mv -f "$cfgfile.tmp" "$cfgfile" \
+    || (rm -f "$cfgfile" && cp "$cfgfile.tmp" "$cfgfile" && rm -f "$cfgfile.tmp")
+test 0 -eq $? || _lt_function_replace_fail=:
+
+
+  sed -e '/^func_len ()$/,/^} # func_len /c\
+func_len ()\
+{\
+    func_len_result=${#1}\
+} # Extended-shell func_len implementation' "$cfgfile" > $cfgfile.tmp \
+  && mv -f "$cfgfile.tmp" "$cfgfile" \
+    || (rm -f "$cfgfile" && cp "$cfgfile.tmp" "$cfgfile" && rm -f "$cfgfile.tmp")
+test 0 -eq $? || _lt_function_replace_fail=:
+
+fi
+
+if test x"$lt_shell_append" = xyes; then
+  sed -e '/^func_append ()$/,/^} # func_append /c\
+func_append ()\
+{\
+    eval "${1}+=\\${2}"\
+} # Extended-shell func_append implementation' "$cfgfile" > $cfgfile.tmp \
+  && mv -f "$cfgfile.tmp" "$cfgfile" \
+    || (rm -f "$cfgfile" && cp "$cfgfile.tmp" "$cfgfile" && rm -f "$cfgfile.tmp")
+test 0 -eq $? || _lt_function_replace_fail=:
+
+
+  sed -e '/^func_append_quoted ()$/,/^} # func_append_quoted /c\
+func_append_quoted ()\
+{\
+\    func_quote_for_eval "${2}"\
+\    eval "${1}+=\\\\ \\$func_quote_for_eval_result"\
+} # Extended-shell func_append_quoted implementation' "$cfgfile" > $cfgfile.tmp \
+  && mv -f "$cfgfile.tmp" "$cfgfile" \
+    || (rm -f "$cfgfile" && cp "$cfgfile.tmp" "$cfgfile" && rm -f "$cfgfile.tmp")
+test 0 -eq $? || _lt_function_replace_fail=:
+
+
+  # Save a `func_append' function call where possible by direct use of '+='
+  sed -e 's%func_append \([a-zA-Z_]\{1,\}\) "%\1+="%g' $cfgfile > $cfgfile.tmp \
+    && mv -f "$cfgfile.tmp" "$cfgfile" \
+      || (rm -f "$cfgfile" && cp "$cfgfile.tmp" "$cfgfile" && rm -f "$cfgfile.tmp")
+  test 0 -eq $? || _lt_function_replace_fail=:
+else
+  # Save a `func_append' function call even when '+=' is not available
+  sed -e 's%func_append \([a-zA-Z_]\{1,\}\) "%\1="$\1%g' $cfgfile > $cfgfile.tmp \
+    && mv -f "$cfgfile.tmp" "$cfgfile" \
+      || (rm -f "$cfgfile" && cp "$cfgfile.tmp" "$cfgfile" && rm -f "$cfgfile.tmp")
+  test 0 -eq $? || _lt_function_replace_fail=:
+fi
+
+if test x"$_lt_function_replace_fail" = x":"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Unable to substitute extended shell functions in $ofile" >&5
+$as_echo "$as_me: WARNING: Unable to substitute extended shell functions in $ofile" >&2;}
+fi
+
+
+   mv -f "$cfgfile" "$ofile" ||
+    (rm -f "$ofile" && cp "$cfgfile" "$ofile" && rm -f "$cfgfile")
+  chmod +x "$ofile"
+
+
+    cat <<_LT_EOF >> "$ofile"
+
+# ### BEGIN LIBTOOL TAG CONFIG: FC
+
+# The linker used to build libraries.
+LD=$lt_LD_FC
+
+# How to create reloadable object files.
+reload_flag=$lt_reload_flag_FC
+reload_cmds=$lt_reload_cmds_FC
+
+# Commands used to build an old-style archive.
+old_archive_cmds=$lt_old_archive_cmds_FC
+
+# A language specific compiler.
+CC=$lt_compiler_FC
+
+# Is the compiler the GNU compiler?
+with_gcc=$GCC_FC
+
+# Compiler flag to turn off builtin functions.
+no_builtin_flag=$lt_lt_prog_compiler_no_builtin_flag_FC
+
+# Additional compiler flags for building library objects.
+pic_flag=$lt_lt_prog_compiler_pic_FC
+
+# How to pass a linker flag through the compiler.
+wl=$lt_lt_prog_compiler_wl_FC
+
+# Compiler flag to prevent dynamic linking.
+link_static_flag=$lt_lt_prog_compiler_static_FC
+
+# Does compiler simultaneously support -c and -o options?
+compiler_c_o=$lt_lt_cv_prog_compiler_c_o_FC
+
+# Whether or not to add -lc for building shared libraries.
+build_libtool_need_lc=$archive_cmds_need_lc_FC
+
+# Whether or not to disallow shared libs when runtime libs are static.
+allow_libtool_libs_with_static_runtimes=$enable_shared_with_static_runtimes_FC
+
+# Compiler flag to allow reflexive dlopens.
+export_dynamic_flag_spec=$lt_export_dynamic_flag_spec_FC
+
+# Compiler flag to generate shared objects directly from archives.
+whole_archive_flag_spec=$lt_whole_archive_flag_spec_FC
+
+# Whether the compiler copes with passing no objects directly.
+compiler_needs_object=$lt_compiler_needs_object_FC
+
+# Create an old-style archive from a shared archive.
+old_archive_from_new_cmds=$lt_old_archive_from_new_cmds_FC
+
+# Create a temporary old-style archive to link instead of a shared archive.
+old_archive_from_expsyms_cmds=$lt_old_archive_from_expsyms_cmds_FC
+
+# Commands used to build a shared archive.
+archive_cmds=$lt_archive_cmds_FC
+archive_expsym_cmds=$lt_archive_expsym_cmds_FC
+
+# Commands used to build a loadable module if different from building
+# a shared archive.
+module_cmds=$lt_module_cmds_FC
+module_expsym_cmds=$lt_module_expsym_cmds_FC
+
+# Whether we are building with GNU ld or not.
+with_gnu_ld=$lt_with_gnu_ld_FC
+
+# Flag that allows shared libraries with undefined symbols to be built.
+allow_undefined_flag=$lt_allow_undefined_flag_FC
+
+# Flag that enforces no undefined symbols.
+no_undefined_flag=$lt_no_undefined_flag_FC
+
+# Flag to hardcode \$libdir into a binary during linking.
+# This must work even if \$libdir does not exist
+hardcode_libdir_flag_spec=$lt_hardcode_libdir_flag_spec_FC
+
+# Whether we need a single "-rpath" flag with a separated argument.
+hardcode_libdir_separator=$lt_hardcode_libdir_separator_FC
+
+# Set to "yes" if using DIR/libNAME\${shared_ext} during linking hardcodes
+# DIR into the resulting binary.
+hardcode_direct=$hardcode_direct_FC
+
+# Set to "yes" if using DIR/libNAME\${shared_ext} during linking hardcodes
+# DIR into the resulting binary and the resulting library dependency is
+# "absolute",i.e impossible to change by setting \${shlibpath_var} if the
+# library is relocated.
+hardcode_direct_absolute=$hardcode_direct_absolute_FC
+
+# Set to "yes" if using the -LDIR flag during linking hardcodes DIR
+# into the resulting binary.
+hardcode_minus_L=$hardcode_minus_L_FC
+
+# Set to "yes" if using SHLIBPATH_VAR=DIR during linking hardcodes DIR
+# into the resulting binary.
+hardcode_shlibpath_var=$hardcode_shlibpath_var_FC
+
+# Set to "yes" if building a shared library automatically hardcodes DIR
+# into the library and all subsequent libraries and executables linked
+# against it.
+hardcode_automatic=$hardcode_automatic_FC
+
+# Set to yes if linker adds runtime paths of dependent libraries
+# to runtime path list.
+inherit_rpath=$inherit_rpath_FC
+
+# Whether libtool must link a program against all its dependency libraries.
+link_all_deplibs=$link_all_deplibs_FC
+
+# Set to "yes" if exported symbols are required.
+always_export_symbols=$always_export_symbols_FC
+
+# The commands to list exported symbols.
+export_symbols_cmds=$lt_export_symbols_cmds_FC
+
+# Symbols that should not be listed in the preloaded symbols.
+exclude_expsyms=$lt_exclude_expsyms_FC
+
+# Symbols that must always be exported.
+include_expsyms=$lt_include_expsyms_FC
+
+# Commands necessary for linking programs (against libraries) with templates.
+prelink_cmds=$lt_prelink_cmds_FC
+
+# Commands necessary for finishing linking programs.
+postlink_cmds=$lt_postlink_cmds_FC
+
+# Specify filename containing input files.
+file_list_spec=$lt_file_list_spec_FC
+
+# How to hardcode a shared library path into an executable.
+hardcode_action=$hardcode_action_FC
+
+# The directories searched by this compiler when creating a shared library.
+compiler_lib_search_dirs=$lt_compiler_lib_search_dirs_FC
+
+# Dependencies to place before and after the objects being linked to
+# create a shared library.
+predep_objects=$lt_predep_objects_FC
+postdep_objects=$lt_postdep_objects_FC
+predeps=$lt_predeps_FC
+postdeps=$lt_postdeps_FC
+
+# The library search path used internally by the compiler when linking
+# a shared library.
+compiler_lib_search_path=$lt_compiler_lib_search_path_FC
+
+# ### END LIBTOOL TAG CONFIG: FC
+_LT_EOF
+
+ ;;
+
+  esac
+done # for ac_tag
+
+
+as_fn_exit 0
+_ACEOF
+ac_clean_files=$ac_clean_files_save
+
+test $ac_write_fail = 0 ||
+  as_fn_error $? "write failure creating $CONFIG_STATUS" "$LINENO" 5
+
+
+# configure is writing to config.log, and then calls config.status.
+# config.status does its own redirection, appending to config.log.
+# Unfortunately, on DOS this fails, as config.log is still kept open
+# by configure, so config.status won't be able to write to it; its
+# output is simply discarded.  So we exec the FD to /dev/null,
+# effectively closing config.log, so it can be properly (re)opened and
+# appended to by config.status.  When coming back to configure, we
+# need to make the FD available again.
+if test "$no_create" != yes; then
+  ac_cs_success=:
+  ac_config_status_args=
+  test "$silent" = yes &&
+    ac_config_status_args="$ac_config_status_args --quiet"
+  exec 5>/dev/null
+  $SHELL $CONFIG_STATUS $ac_config_status_args || ac_cs_success=false
+  exec 5>>config.log
+  # Use ||, not &&, to avoid exiting from the if with $? = 1, which
+  # would make configure fail if this is the last instruction.
+  $ac_cs_success || as_fn_exit 1
+fi
+if test -n "$ac_unrecognized_opts" && test "$enable_option_checking" != no; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: unrecognized options: $ac_unrecognized_opts" >&5
+$as_echo "$as_me: WARNING: unrecognized options: $ac_unrecognized_opts" >&2;}
+fi
+
diff --git a/configure.ac b/configure.ac
new file mode 100644
index 0000000..ad119ca
--- /dev/null
+++ b/configure.ac
@@ -0,0 +1,133 @@
+#                                               -*- Autoconf -*-
+# Process this file with autoconf to produce a configure script.
+#
+# Copyright 2013 University Corporation for Atmospheric Research
+#
+# This file is part of the UDUNITS-2 package.  See the file COPYRIGHT
+# in the top-level source-directory of the package for terms and
+# conditions.
+#
+
+AC_PREREQ(2.59)
+AC_INIT(UDUNITS, 2.2.17, support-udunits at unidata.ucar.edu)
+AC_CONFIG_SRCDIR([lib/converter.c])
+AC_CONFIG_AUX_DIR([build-aux])
+AC_CONFIG_MACRO_DIR([m4])
+AM_INIT_AUTOMAKE([foreign subdir-objects])
+AC_CONFIG_HEADERS([config.h])
+
+CFLAGS_COVERAGE=''
+LIBS_COVERAGE=''
+
+AC_ARG_ENABLE([coverage],
+[AS_HELP_STRING([--enable-coverage],[Turn on code-coverage support])],
+[case "${enableval}" in
+  yes) CFLAGS_COVERAGE='--coverage'
+       LIBS_COVERAGE=-lgcov
+       coverage_enabled=true;;
+  no) ;;
+  *) AC_MSG_ERROR([bad value ${enableval} for --enable-coverage]) ;;
+esac])
+AC_SUBST(CFLAGS_COVERAGE)
+AC_SUBST(LIBS_COVERAGE)
+
+AC_ARG_ENABLE([debug],
+[AS_HELP_STRING([--enable-debug],[Turn on debugging support])],
+[case "${enableval}" in
+  yes)
+    CFLAGS="-g${CFLAGS:+ $CFLAGS}"
+    debug=true ;;
+  no)
+    CFLAGS="-O${CFLAGS:+ $CFLAGS}"
+    debug=false ;;
+  *) AC_MSG_ERROR([bad value ${enableval} for --enable-debug]) ;;
+esac],
+[if test "$coverage_enabled" = true; then
+    CFLAGS="-g${CFLAGS:+ $CFLAGS}"
+    debug=true
+else
+    debug=false
+fi
+])
+AM_CONDITIONAL([DEBUG], [test x$debug = xtrue])
+
+AM_CONDITIONAL([ENABLE_UDUNITS_1], [true])
+AC_ARG_ENABLE([udunits-1],
+    [AS_HELP_STRING([--disable-udunits-1],
+        [Turn off support for the UDUNITS-1 API [default=enabled]])],
+    [case "${enableval}" in
+      no)   AM_CONDITIONAL([ENABLE_UDUNITS_1], [false]) ;;
+      yes)  ;;
+      *)    AC_MSG_ERROR([bad value ${enableval} for --enable-udunits-1]) ;;
+    esac])
+
+# Ensure that compilation is optimized and with assertions disabled by default.
+CFLAGS=${CFLAGS:--O}
+CPPFLAGS=${CPPFLAGS:--DNDEBUG}
+
+# The default absolute pathname of the installed units database. "pkgdatadir"
+# isn't a configure-variable in the normal sense: it doesn't appear in 
+# "config.status" yet appears in "Makefile"; consequently, the following
+# nonsense just to avoid defining the pathname in the makefile so that Eclipse
+# is happy.
+pkgdatadir=$(eval echo $(eval echo `echo ${datadir}`/${PACKAGE}))
+AC_DEFINE_UNQUOTED([DEFAULT_UDUNITS2_XML_PATH], ["${pkgdatadir}/udunits2.xml"],
+    [The default absolute pathname of the installed units database])
+
+# Checks for programs.
+AC_PROG_CC
+AM_PROG_CC_C_O
+#if test "$ac_cv_prog_cc_${ac_cc}_c_o" = yes; then
+#    case "$AM_CFLAGS" in
+#	"-g") ;;
+#	*) AM_CFLAGS="${AM_CFLAGS:+$AM_CFLAGS }-g";;
+#    esac
+#fi
+AC_PROG_CPP
+AC_PROG_INSTALL
+AC_PROG_LN_S
+AC_PROG_MAKE_SET
+AC_PROG_YACC
+AM_PROG_LEX
+AC_PROG_FC
+
+# Checks for libraries.
+AC_SEARCH_LIBS([dirname], [gen], , 
+    AC_MSG_ERROR([cannot find function dirname]))
+AC_SEARCH_LIBS([log10], [m], , 
+    AC_MSG_ERROR([cannot find function log10]))
+AC_SEARCH_LIBS([XML_StopParser], [expat], , 
+    AC_MSG_ERROR([cannot find EXPAT function XML_StopParser]))
+
+# Checks for header files.
+AC_HEADER_STDC
+AC_CHECK_HEADERS([float.h inttypes.h stddef.h stdlib.h string.h strings.h])
+
+# Checks for the CUNIT unit-testing package
+LD_CUNIT=
+AC_MSG_NOTICE([Checking for the CUNIT unit-testing package.])
+AC_CHECK_HEADER([CUnit/CUnit.h],
+    [AC_CHECK_LIB([cunit], [CU_initialize_registry], [LD_CUNIT=-lcunit])])
+AC_SUBST([LD_CUNIT])
+if test "$LD_CUNIT"; then
+    AC_MSG_NOTICE([CUNIT found.  Enabling unit-tests.])
+else
+    AC_MSG_NOTICE([CUNIT not found.  Disabling unit-tests.])
+fi
+AM_CONDITIONAL([HAVE_CUNIT], [test "$LD_CUNIT"])
+
+# Checks for typedefs, structures, and compiler characteristics.
+AC_C_CONST
+AC_TYPE_SIZE_T
+
+# Checks for library functions.
+AC_CHECK_FUNCS([floor memmove memset modf pow strcasecmp strdup strpbrk])
+
+AC_PROG_LIBTOOL
+
+AC_CONFIG_FILES([Makefile
+                 lib/Makefile
+                 lib/xmlFailures/Makefile
+                 lib/xmlSuccesses/Makefile
+		 prog/Makefile])
+AC_OUTPUT
diff --git a/lib/CMakeLists.txt b/lib/CMakeLists.txt
new file mode 100644
index 0000000..2db6274
--- /dev/null
+++ b/lib/CMakeLists.txt
@@ -0,0 +1,82 @@
+INCLUDE_DIRECTORIES("." "${CMAKE_BINARY_DIR}")
+INCLUDE_DIRECTORIES("${EXPAT_INCLUDE_DIRS}")
+IF (CUNIT_INCLUDE_DIR)
+    INCLUDE_DIRECTORIES("${CUNIT_INCLUDE_DIR}")
+ENDIF()
+
+# Ensure that the C source-files for the scanner and parser are up-to-date
+# on a Unix system.
+if (UNIX)
+    add_custom_command(
+        OUTPUT ${CMAKE_CURRENT_SOURCE_DIR}/scanner.c
+        WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
+        COMMAND flex -d -Put -o scanner.c scanner.l
+        DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/scanner.l)
+    add_custom_command(
+        OUTPUT ${CMAKE_CURRENT_SOURCE_DIR}/parser.c
+        WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
+        COMMAND bison -t -p ut -o parser.c parser.y
+        DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/parser.y)
+    set_source_files_properties(parser.c
+        PROPERTIES OBJECT_DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/scanner.c)
+endif()
+
+SET(libudunits2_src converter.c
+		    error.c
+		    formatter.c
+		    idToUnitMap.c
+		    parser.c
+		    prefix.c
+		    status.c
+		    systemMap.c
+		    unitAndId.c
+		    unitcore.c
+		    unitToIdMap.c
+		    ut_free_system.c
+		    xml.c
+		    udunits2.h)
+
+if(MSVC)
+	SET(libudunits2_src ${libudunits2_src}
+	tsearch.c tsearch.h c99_snprintf.c)
+endif()
+
+add_library(libudunits2
+	${libudunits2_src})	
+set_target_properties(libudunits2 PROPERTIES LIBRARY_OUTPUT_NAME udunits2)
+set_target_properties(libudunits2 PROPERTIES ARCHIVE_OUTPUT_NAME udunits2)
+set_target_properties(libudunits2 PROPERTIES RUNTIME_OUTPUT_NAME udunits2)
+target_link_libraries(libudunits2 ${EXPAT_LIBRARIES})
+target_link_libraries(libudunits2 ${MATH_LIBRARY})
+
+IF(MSVC)
+	SET_TARGET_PROPERTIES(libudunits2 PROPERTIES
+	LINK_FLAGS_DEBUG " /NODEFAULTLIB:MSVCRT"
+)
+ENDIF()
+
+if (CUNIT_LIBRARY)
+    add_executable(testUnits testUnits.c)
+    target_link_libraries (testUnits libudunits2)
+    target_link_libraries (testUnits ${CUNIT_LIBRARY})
+    add_test(
+        NAME testUnits
+        COMMAND testUnits ${CMAKE_CURRENT_SOURCE_DIR}/udunits2.xml)
+endif()
+
+# The documentation is in multiple texinfo(5) format files
+texi_doc(udunits2lib.texi ${CMAKE_SOURCE_DIR}/COPYRIGHT)
+    
+install(TARGETS libudunits2 EXPORT udunits2-targets
+    ARCHIVE DESTINATION lib
+    LIBRARY DESTINATION lib
+    RUNTIME DESTINATION bin)
+install(FILES udunits2.h converter.h DESTINATION include)
+install(FILES
+        udunits2.xml
+        udunits2-accepted.xml
+        udunits2-base.xml
+        udunits2-common.xml
+        udunits2-derived.xml
+        udunits2-prefixes.xml
+    DESTINATION share/udunits)
diff --git a/lib/Makefile.am b/lib/Makefile.am
new file mode 100644
index 0000000..db0e9d6
--- /dev/null
+++ b/lib/Makefile.am
@@ -0,0 +1,139 @@
+# Copyright 2013 University Corporation for Atmospheric Research
+#
+# This file is part of the UDUNITS-2 package.  See the file COPYRIGHT
+# in the top-level source-directory of the package for copying and
+# redistribution conditions.
+#
+## Process this file with automake to produce Makefile.in
+SUBDIRS	= xmlFailures xmlSuccesses
+lib_LTLIBRARIES = libudunits2.la
+libudunits2_la_SOURCES = unitcore.c converter.c formatter.c \
+    idToUnitMap.c idToUnitMap.h \
+    unitToIdMap.c unitToIdMap.h \
+    unitAndId.c unitAndId.h \
+    systemMap.c systemMap.h \
+    prefix.c prefix.h \
+    parser.y \
+    status.c \
+    xml.c \
+    error.c \
+    ut_free_system.c
+BUILT_SOURCES = parser.c scanner.c
+pkgdata_DATA = \
+    udunits2.xml \
+    udunits2-accepted.xml \
+    udunits2-base.xml \
+    udunits2-common.xml \
+    udunits2-derived.xml \
+    udunits2-prefixes.xml
+TEXINFO_TEX	= ../texinfo.tex
+info_TEXINFOS 	= udunits2lib.texi
+#html_DATA = udunits2lib.html
+#pdf_DATA = udunits2lib.pdf
+AM_MAKEINFOFLAGS = -I $(top_srcdir)
+AM_MAKEINFOHTMLFLAGS = --no-split -I $(top_srcdir)
+libudunits2_la_LDFLAGS	= -version-number 0:1:0
+
+lex_prefix = ut
+LEX_OUTPUT_ROOT = lex.$(lex_prefix)
+LFLAGS = -d -P$(lex_prefix)
+
+include_HEADERS = udunits2.h converter.h
+EXTRA_DIST = \
+    CMakeLists.txt \
+    parser.c \
+    scanner.l \
+    scanner.c \
+    udunits2.xml \
+    udunits2-accepted.xml \
+    udunits2-base.xml \
+    udunits2-common.xml \
+    udunits2-derived.xml \
+    udunits2-prefixes.xml \
+    udunits2lib.html \
+    udunits2lib.pdf
+AM_YFLAGS = -t -p ut
+
+if HAVE_CUNIT
+LDADD			= \
+    libudunits2.la \
+    @LD_CUNIT@ \
+    @LIBS_COVERAGE@ \
+    @LIBS@
+check_PROGRAMS		= testUnits
+TESTS_ENVIRONMENT	= UDUNITS2_XML_PATH='$(srcdir)/udunits2.xml'
+TESTS = testUnits
+else
+LDADD			= @LIBS@
+endif
+
+if ENABLE_UDUNITS_1
+libudunits2_la_SOURCES += udunits-1.c
+include_HEADERS += udunits.h
+if HAVE_CUNIT
+check_PROGRAMS += testUnits-1
+TESTS += testUnits-1
+endif
+endif
+
+DISTCLEANFILES	= *.log
+MOSTLYCLEANFILES = lint.log *.ln *.i core core.[0-9]* *.gcov *.gcda *.gcno
+TAGS_FILES = parser.c
+
+LINTFLAGS	= -u
+LINT		= lint
+
+# Allow HTML documentation access to the units database by creating symbolic
+# links in the webpage directory to the database files.
+$(DESTDIR)$(htmldir):
+	mkdir -p $@
+install-data-hook:	$(DESTDIR)$(htmldir)
+	cd $(DESTDIR)$(htmldir) && \
+	    rm -rf $(PACKAGE)*.xml && \
+	    ln -s ../../$(PACKAGE)/*.xml .
+
+SUFFIXES = .c .l
+
+.c.ln:
+	$(LINT.c) $(AM_CPPFLAGS) $(CPPFLAGS) -c $<
+
+.c.i:
+	$(CPP) $(AM_CPPFLAGS) $(CPPFLAGS) $< >$@
+
+.c.gcov:
+	gcov -o .libs/libudunits2_la-$<.o $<.c
+
+if HAVE_CUNIT
+check-2:	testUnits
+	UDUNITS2_XML_PATH='$(srcdir)/udunits2.xml' ./testUnits
+
+check-1:	testUnits-1
+	UDUNITS2_XML_PATH='$(srcdir)/udunits2.xml' ./testUnits-1
+
+debug:		debug-2
+
+debug-2:	testUnits
+	UDUNITS2_XML_PATH='$(srcdir)/udunits2.xml' \
+	    $(LIBTOOL) --mode=execute gdb testUnits
+
+debug-1:	testUnits-1
+	UDUNITS2_XML_PATH='$(srcdir)/udunits2.xml' \
+	    $(LIBTOOL) --mode=execute gdb testUnits-1
+
+debug-decode-time:	test_decode_time
+	UDUNITS2_XML_PATH='$(srcdir)/udunits2.xml' \
+	    $(LIBTOOL) --mode=execute gdb test_decode_time
+
+valgrind-2:	testUnits
+	UDUNITS2_XML_PATH='$(srcdir)/udunits2.xml' \
+	    $(LIBTOOL) --mode=execute valgrind --leak-check=yes testUnits
+
+valgrind-1:	testUnits-1
+	UDUNITS2_XML_PATH='$(srcdir)/udunits2.xml' \
+	    $(LIBTOOL) --mode=execute valgrind --leak-check=yes testUnits-1
+
+.PHONY:		check-1 check-2 debug debug-1 debug-2 valgrind-1 valgrind-2
+endif
+
+parser.o: scanner.c
+
diff --git a/lib/Makefile.in b/lib/Makefile.in
new file mode 100644
index 0000000..0469fe8
--- /dev/null
+++ b/lib/Makefile.in
@@ -0,0 +1,1260 @@
+# Makefile.in generated by automake 1.11.1 from Makefile.am.
+# @configure_input@
+
+# Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
+# 2003, 2004, 2005, 2006, 2007, 2008, 2009  Free Software Foundation,
+# Inc.
+# This Makefile.in is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
+# even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+# PARTICULAR PURPOSE.
+
+ at SET_MAKE@
+
+
+
+VPATH = @srcdir@
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+ at ENABLE_UDUNITS_1_TRUE@am__append_1 = udunits-1.c
+ at ENABLE_UDUNITS_1_TRUE@am__append_2 = udunits.h
+ at ENABLE_UDUNITS_1_TRUE@@HAVE_CUNIT_TRUE at am__append_3 = testUnits-1
+ at ENABLE_UDUNITS_1_TRUE@@HAVE_CUNIT_TRUE at am__append_4 = testUnits-1
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+	$(top_srcdir)/configure.ac
+am__configure_deps = $(am__aclocal_m4_deps) $(CONFIGURE_DEPENDENCIES) \
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+    if (++n[$$2] == $(am__install_max)) \
+      { print $$2, files[$$2]; n[$$2] = 0; files[$$2] = "" } } \
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+  sed '$$!N;$$!N;$$!N;$$!N;$$!N;$$!N;$$!N;s/\n/ /g' | \
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+	prefix.h parser.y status.c xml.c error.c ut_free_system.c \
+	udunits-1.c
+ at ENABLE_UDUNITS_1_TRUE@am__objects_1 = udunits-1.lo
+am_libudunits2_la_OBJECTS = unitcore.lo converter.lo formatter.lo \
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+	$(libudunits2_la_LDFLAGS) $(LDFLAGS) -o $@
+ at ENABLE_UDUNITS_1_TRUE@@HAVE_CUNIT_TRUE at am__EXEEXT_1 =  \
+ at ENABLE_UDUNITS_1_TRUE@@HAVE_CUNIT_TRUE@	testUnits-1$(EXEEXT)
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+ at HAVE_CUNIT_TRUE@testUnits_DEPENDENCIES = libudunits2.la
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+# Copyright 2013 University Corporation for Atmospheric Research
+#
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+#
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+	idToUnitMap.c idToUnitMap.h unitToIdMap.c unitToIdMap.h \
+	unitAndId.c unitAndId.h systemMap.c systemMap.h prefix.c \
+	prefix.h parser.y status.c xml.c error.c ut_free_system.c \
+	$(am__append_1)
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+    udunits2.xml \
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+    udunits2-base.xml \
+    udunits2-common.xml \
+    udunits2-derived.xml \
+    udunits2-prefixes.xml
+
+TEXINFO_TEX = ../texinfo.tex
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+#html_DATA = udunits2lib.html
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+    CMakeLists.txt \
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+    udunits2-base.xml \
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+	  *config.status*) \
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+	  *) \
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+	  test "$$dir" != "$$p" || dir=.; \
+	  echo "rm -f \"$${dir}/so_locations\""; \
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+	    if test "$$skip" -eq 1; then \
+	      skipped="($$skip test was not run)"; \
+	    else \
+	      skipped="($$skip tests were not run)"; \
+	    fi; \
+	    test `echo "$$skipped" | wc -c` -le `echo "$$banner" | wc -c` || \
+	      dashes="$$skipped"; \
+	  fi; \
+	  report=""; \
+	  if test "$$failed" -ne 0 && test -n "$(PACKAGE_BUGREPORT)"; then \
+	    report="Please report to $(PACKAGE_BUGREPORT)"; \
+	    test `echo "$$report" | wc -c` -le `echo "$$banner" | wc -c` || \
+	      dashes="$$report"; \
+	  fi; \
+	  dashes=`echo "$$dashes" | sed s/./=/g`; \
+	  if test "$$failed" -eq 0; then \
+	    echo "$$grn$$dashes"; \
+	  else \
+	    echo "$$red$$dashes"; \
+	  fi; \
+	  echo "$$banner"; \
+	  test -z "$$skipped" || echo "$$skipped"; \
+	  test -z "$$report" || echo "$$report"; \
+	  echo "$$dashes$$std"; \
+	  test "$$failed" -eq 0; \
+	else :; fi
+
+distdir: $(DISTFILES)
+	@srcdirstrip=`echo "$(srcdir)" | sed 's/[].[^$$\\*]/\\\\&/g'`; \
+	topsrcdirstrip=`echo "$(top_srcdir)" | sed 's/[].[^$$\\*]/\\\\&/g'`; \
+	list='$(DISTFILES)'; \
+	  dist_files=`for file in $$list; do echo $$file; done | \
+	  sed -e "s|^$$srcdirstrip/||;t" \
+	      -e "s|^$$topsrcdirstrip/|$(top_builddir)/|;t"`; \
+	case $$dist_files in \
+	  */*) $(MKDIR_P) `echo "$$dist_files" | \
+			   sed '/\//!d;s|^|$(distdir)/|;s,/[^/]*$$,,' | \
+			   sort -u` ;; \
+	esac; \
+	for file in $$dist_files; do \
+	  if test -f $$file || test -d $$file; then d=.; else d=$(srcdir); fi; \
+	  if test -d $$d/$$file; then \
+	    dir=`echo "/$$file" | sed -e 's,/[^/]*$$,,'`; \
+	    if test -d "$(distdir)/$$file"; then \
+	      find "$(distdir)/$$file" -type d ! -perm -700 -exec chmod u+rwx {} \;; \
+	    fi; \
+	    if test -d $(srcdir)/$$file && test $$d != $(srcdir); then \
+	      cp -fpR $(srcdir)/$$file "$(distdir)$$dir" || exit 1; \
+	      find "$(distdir)/$$file" -type d ! -perm -700 -exec chmod u+rwx {} \;; \
+	    fi; \
+	    cp -fpR $$d/$$file "$(distdir)$$dir" || exit 1; \
+	  else \
+	    test -f "$(distdir)/$$file" \
+	    || cp -p $$d/$$file "$(distdir)/$$file" \
+	    || exit 1; \
+	  fi; \
+	done
+	@list='$(DIST_SUBDIRS)'; for subdir in $$list; do \
+	  if test "$$subdir" = .; then :; else \
+	    test -d "$(distdir)/$$subdir" \
+	    || $(MKDIR_P) "$(distdir)/$$subdir" \
+	    || exit 1; \
+	  fi; \
+	done
+	@list='$(DIST_SUBDIRS)'; for subdir in $$list; do \
+	  if test "$$subdir" = .; then :; else \
+	    dir1=$$subdir; dir2="$(distdir)/$$subdir"; \
+	    $(am__relativize); \
+	    new_distdir=$$reldir; \
+	    dir1=$$subdir; dir2="$(top_distdir)"; \
+	    $(am__relativize); \
+	    new_top_distdir=$$reldir; \
+	    echo " (cd $$subdir && $(MAKE) $(AM_MAKEFLAGS) top_distdir="$$new_top_distdir" distdir="$$new_distdir" \\"; \
+	    echo "     am__remove_distdir=: am__skip_length_check=: am__skip_mode_fix=: distdir)"; \
+	    ($(am__cd) $$subdir && \
+	      $(MAKE) $(AM_MAKEFLAGS) \
+	        top_distdir="$$new_top_distdir" \
+	        distdir="$$new_distdir" \
+		am__remove_distdir=: \
+		am__skip_length_check=: \
+		am__skip_mode_fix=: \
+	        distdir) \
+	      || exit 1; \
+	  fi; \
+	done
+	$(MAKE) $(AM_MAKEFLAGS) \
+	  top_distdir="$(top_distdir)" distdir="$(distdir)" \
+	  dist-info
+check-am: all-am
+	$(MAKE) $(AM_MAKEFLAGS) $(check_PROGRAMS)
+	$(MAKE) $(AM_MAKEFLAGS) check-TESTS
+check: $(BUILT_SOURCES)
+	$(MAKE) $(AM_MAKEFLAGS) check-recursive
+all-am: Makefile $(INFO_DEPS) $(LTLIBRARIES) $(DATA) $(HEADERS)
+installdirs: installdirs-recursive
+installdirs-am:
+	for dir in "$(DESTDIR)$(libdir)" "$(DESTDIR)$(infodir)" "$(DESTDIR)$(pkgdatadir)" "$(DESTDIR)$(includedir)"; do \
+	  test -z "$$dir" || $(MKDIR_P) "$$dir"; \
+	done
+install: $(BUILT_SOURCES)
+	$(MAKE) $(AM_MAKEFLAGS) install-recursive
+install-exec: install-exec-recursive
+install-data: install-data-recursive
+uninstall: uninstall-recursive
+
+install-am: all-am
+	@$(MAKE) $(AM_MAKEFLAGS) install-exec-am install-data-am
+
+installcheck: installcheck-recursive
+install-strip:
+	$(MAKE) $(AM_MAKEFLAGS) INSTALL_PROGRAM="$(INSTALL_STRIP_PROGRAM)" \
+	  install_sh_PROGRAM="$(INSTALL_STRIP_PROGRAM)" INSTALL_STRIP_FLAG=-s \
+	  `test -z '$(STRIP)' || \
+	    echo "INSTALL_PROGRAM_ENV=STRIPPROG='$(STRIP)'"` install
+mostlyclean-generic:
+	-test -z "$(MOSTLYCLEANFILES)" || rm -f $(MOSTLYCLEANFILES)
+
+clean-generic:
+
+distclean-generic:
+	-test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES)
+	-test . = "$(srcdir)" || test -z "$(CONFIG_CLEAN_VPATH_FILES)" || rm -f $(CONFIG_CLEAN_VPATH_FILES)
+	-test -z "$(DISTCLEANFILES)" || rm -f $(DISTCLEANFILES)
+
+maintainer-clean-generic:
+	@echo "This command is intended for maintainers to use"
+	@echo "it deletes files that may require special tools to rebuild."
+	-rm -f parser.c
+	-test -z "$(BUILT_SOURCES)" || rm -f $(BUILT_SOURCES)
+clean: clean-recursive
+
+clean-am: clean-aminfo clean-checkPROGRAMS clean-generic \
+	clean-libLTLIBRARIES clean-libtool mostlyclean-am
+
+distclean: distclean-recursive
+	-rm -rf ./$(DEPDIR)
+	-rm -f Makefile
+distclean-am: clean-am distclean-compile distclean-generic \
+	distclean-tags
+
+dvi: dvi-recursive
+
+dvi-am: $(DVIS)
+
+html: html-recursive
+
+html-am: $(HTMLS)
+
+info: info-recursive
+
+info-am: $(INFO_DEPS)
+
+install-data-am: install-includeHEADERS install-info-am \
+	install-pkgdataDATA
+	@$(NORMAL_INSTALL)
+	$(MAKE) $(AM_MAKEFLAGS) install-data-hook
+install-dvi: install-dvi-recursive
+
+install-dvi-am: $(DVIS)
+	@$(NORMAL_INSTALL)
+	test -z "$(dvidir)" || $(MKDIR_P) "$(DESTDIR)$(dvidir)"
+	@list='$(DVIS)'; test -n "$(dvidir)" || list=; \
+	for p in $$list; do \
+	  if test -f "$$p"; then d=; else d="$(srcdir)/"; fi; \
+	  echo "$$d$$p"; \
+	done | $(am__base_list) | \
+	while read files; do \
+	  echo " $(INSTALL_DATA) $$files '$(DESTDIR)$(dvidir)'"; \
+	  $(INSTALL_DATA) $$files "$(DESTDIR)$(dvidir)" || exit $$?; \
+	done
+install-exec-am: install-libLTLIBRARIES
+
+install-html: install-html-recursive
+
+install-html-am: $(HTMLS)
+	@$(NORMAL_INSTALL)
+	test -z "$(htmldir)" || $(MKDIR_P) "$(DESTDIR)$(htmldir)"
+	@list='$(HTMLS)'; list2=; test -n "$(htmldir)" || list=; \
+	for p in $$list; do \
+	  if test -f "$$p" || test -d "$$p"; then d=; else d="$(srcdir)/"; fi; \
+	  $(am__strip_dir) \
+	  if test -d "$$d$$p"; then \
+	    echo " $(MKDIR_P) '$(DESTDIR)$(htmldir)/$$f'"; \
+	    $(MKDIR_P) "$(DESTDIR)$(htmldir)/$$f" || exit 1; \
+	    echo " $(INSTALL_DATA) '$$d$$p'/* '$(DESTDIR)$(htmldir)/$$f'"; \
+	    $(INSTALL_DATA) "$$d$$p"/* "$(DESTDIR)$(htmldir)/$$f" || exit $$?; \
+	  else \
+	    list2="$$list2 $$d$$p"; \
+	  fi; \
+	done; \
+	test -z "$$list2" || { echo "$$list2" | $(am__base_list) | \
+	while read files; do \
+	  echo " $(INSTALL_DATA) $$files '$(DESTDIR)$(htmldir)'"; \
+	  $(INSTALL_DATA) $$files "$(DESTDIR)$(htmldir)" || exit $$?; \
+	done; }
+install-info: install-info-recursive
+
+install-info-am: $(INFO_DEPS)
+	@$(NORMAL_INSTALL)
+	test -z "$(infodir)" || $(MKDIR_P) "$(DESTDIR)$(infodir)"
+	@srcdirstrip=`echo "$(srcdir)" | sed 's|.|.|g'`; \
+	list='$(INFO_DEPS)'; test -n "$(infodir)" || list=; \
+	for file in $$list; do \
+	  case $$file in \
+	    $(srcdir)/*) file=`echo "$$file" | sed "s|^$$srcdirstrip/||"`;; \
+	  esac; \
+	  if test -f $$file; then d=.; else d=$(srcdir); fi; \
+	  file_i=`echo "$$file" | sed 's|\.info$$||;s|$$|.i|'`; \
+	  for ifile in $$d/$$file $$d/$$file-[0-9] $$d/$$file-[0-9][0-9] \
+	               $$d/$$file_i[0-9] $$d/$$file_i[0-9][0-9] ; do \
+	    if test -f $$ifile; then \
+	      echo "$$ifile"; \
+	    else : ; fi; \
+	  done; \
+	done | $(am__base_list) | \
+	while read files; do \
+	  echo " $(INSTALL_DATA) $$files '$(DESTDIR)$(infodir)'"; \
+	  $(INSTALL_DATA) $$files "$(DESTDIR)$(infodir)" || exit $$?; done
+	@$(POST_INSTALL)
+	@if (install-info --version && \
+	     install-info --version 2>&1 | sed 1q | grep -i -v debian) >/dev/null 2>&1; then \
+	  list='$(INFO_DEPS)'; test -n "$(infodir)" || list=; \
+	  for file in $$list; do \
+	    relfile=`echo "$$file" | sed 's|^.*/||'`; \
+	    echo " install-info --info-dir='$(DESTDIR)$(infodir)' '$(DESTDIR)$(infodir)/$$relfile'";\
+	    install-info --info-dir="$(DESTDIR)$(infodir)" "$(DESTDIR)$(infodir)/$$relfile" || :;\
+	  done; \
+	else : ; fi
+install-man:
+
+install-pdf: install-pdf-recursive
+
+install-pdf-am: $(PDFS)
+	@$(NORMAL_INSTALL)
+	test -z "$(pdfdir)" || $(MKDIR_P) "$(DESTDIR)$(pdfdir)"
+	@list='$(PDFS)'; test -n "$(pdfdir)" || list=; \
+	for p in $$list; do \
+	  if test -f "$$p"; then d=; else d="$(srcdir)/"; fi; \
+	  echo "$$d$$p"; \
+	done | $(am__base_list) | \
+	while read files; do \
+	  echo " $(INSTALL_DATA) $$files '$(DESTDIR)$(pdfdir)'"; \
+	  $(INSTALL_DATA) $$files "$(DESTDIR)$(pdfdir)" || exit $$?; done
+install-ps: install-ps-recursive
+
+install-ps-am: $(PSS)
+	@$(NORMAL_INSTALL)
+	test -z "$(psdir)" || $(MKDIR_P) "$(DESTDIR)$(psdir)"
+	@list='$(PSS)'; test -n "$(psdir)" || list=; \
+	for p in $$list; do \
+	  if test -f "$$p"; then d=; else d="$(srcdir)/"; fi; \
+	  echo "$$d$$p"; \
+	done | $(am__base_list) | \
+	while read files; do \
+	  echo " $(INSTALL_DATA) $$files '$(DESTDIR)$(psdir)'"; \
+	  $(INSTALL_DATA) $$files "$(DESTDIR)$(psdir)" || exit $$?; done
+installcheck-am:
+
+maintainer-clean: maintainer-clean-recursive
+	-rm -rf ./$(DEPDIR)
+	-rm -f Makefile
+maintainer-clean-am: distclean-am maintainer-clean-aminfo \
+	maintainer-clean-generic
+
+mostlyclean: mostlyclean-recursive
+
+mostlyclean-am: mostlyclean-aminfo mostlyclean-compile \
+	mostlyclean-generic mostlyclean-libtool
+
+pdf: pdf-recursive
+
+pdf-am: $(PDFS)
+
+ps: ps-recursive
+
+ps-am: $(PSS)
+
+uninstall-am: uninstall-dvi-am uninstall-html-am \
+	uninstall-includeHEADERS uninstall-info-am \
+	uninstall-libLTLIBRARIES uninstall-pdf-am \
+	uninstall-pkgdataDATA uninstall-ps-am
+
+.MAKE: $(RECURSIVE_CLEAN_TARGETS) $(RECURSIVE_TARGETS) all check \
+	check-am ctags-recursive install install-am install-data-am \
+	install-strip tags-recursive
+
+.PHONY: $(RECURSIVE_CLEAN_TARGETS) $(RECURSIVE_TARGETS) CTAGS GTAGS \
+	all all-am check check-TESTS check-am clean clean-aminfo \
+	clean-checkPROGRAMS clean-generic clean-libLTLIBRARIES \
+	clean-libtool ctags ctags-recursive dist-info distclean \
+	distclean-compile distclean-generic distclean-libtool \
+	distclean-tags distdir dvi dvi-am html html-am info info-am \
+	install install-am install-data install-data-am \
+	install-data-hook install-dvi install-dvi-am install-exec \
+	install-exec-am install-html install-html-am \
+	install-includeHEADERS install-info install-info-am \
+	install-libLTLIBRARIES install-man install-pdf install-pdf-am \
+	install-pkgdataDATA install-ps install-ps-am install-strip \
+	installcheck installcheck-am installdirs installdirs-am \
+	maintainer-clean maintainer-clean-aminfo \
+	maintainer-clean-generic mostlyclean mostlyclean-aminfo \
+	mostlyclean-compile mostlyclean-generic mostlyclean-libtool \
+	pdf pdf-am ps ps-am tags tags-recursive uninstall uninstall-am \
+	uninstall-dvi-am uninstall-html-am uninstall-includeHEADERS \
+	uninstall-info-am uninstall-libLTLIBRARIES uninstall-pdf-am \
+	uninstall-pkgdataDATA uninstall-ps-am
+
+
+# Allow HTML documentation access to the units database by creating symbolic
+# links in the webpage directory to the database files.
+$(DESTDIR)$(htmldir):
+	mkdir -p $@
+install-data-hook:	$(DESTDIR)$(htmldir)
+	cd $(DESTDIR)$(htmldir) && \
+	    rm -rf $(PACKAGE)*.xml && \
+	    ln -s ../../$(PACKAGE)/*.xml .
+
+.c.ln:
+	$(LINT.c) $(AM_CPPFLAGS) $(CPPFLAGS) -c $<
+
+.c.i:
+	$(CPP) $(AM_CPPFLAGS) $(CPPFLAGS) $< >$@
+
+.c.gcov:
+	gcov -o .libs/libudunits2_la-$<.o $<.c
+
+ at HAVE_CUNIT_TRUE@check-2:	testUnits
+ at HAVE_CUNIT_TRUE@	UDUNITS2_XML_PATH='$(srcdir)/udunits2.xml' ./testUnits
+
+ at HAVE_CUNIT_TRUE@check-1:	testUnits-1
+ at HAVE_CUNIT_TRUE@	UDUNITS2_XML_PATH='$(srcdir)/udunits2.xml' ./testUnits-1
+
+ at HAVE_CUNIT_TRUE@debug:		debug-2
+
+ at HAVE_CUNIT_TRUE@debug-2:	testUnits
+ at HAVE_CUNIT_TRUE@	UDUNITS2_XML_PATH='$(srcdir)/udunits2.xml' \
+ at HAVE_CUNIT_TRUE@	    $(LIBTOOL) --mode=execute gdb testUnits
+
+ at HAVE_CUNIT_TRUE@debug-1:	testUnits-1
+ at HAVE_CUNIT_TRUE@	UDUNITS2_XML_PATH='$(srcdir)/udunits2.xml' \
+ at HAVE_CUNIT_TRUE@	    $(LIBTOOL) --mode=execute gdb testUnits-1
+
+ at HAVE_CUNIT_TRUE@debug-decode-time:	test_decode_time
+ at HAVE_CUNIT_TRUE@	UDUNITS2_XML_PATH='$(srcdir)/udunits2.xml' \
+ at HAVE_CUNIT_TRUE@	    $(LIBTOOL) --mode=execute gdb test_decode_time
+
+ at HAVE_CUNIT_TRUE@valgrind-2:	testUnits
+ at HAVE_CUNIT_TRUE@	UDUNITS2_XML_PATH='$(srcdir)/udunits2.xml' \
+ at HAVE_CUNIT_TRUE@	    $(LIBTOOL) --mode=execute valgrind --leak-check=yes testUnits
+
+ at HAVE_CUNIT_TRUE@valgrind-1:	testUnits-1
+ at HAVE_CUNIT_TRUE@	UDUNITS2_XML_PATH='$(srcdir)/udunits2.xml' \
+ at HAVE_CUNIT_TRUE@	    $(LIBTOOL) --mode=execute valgrind --leak-check=yes testUnits-1
+
+ at HAVE_CUNIT_TRUE@.PHONY:		check-1 check-2 debug debug-1 debug-2 valgrind-1 valgrind-2
+
+parser.o: scanner.c
+
+# Tell versions [3.59,3.63) of GNU make to not export all variables.
+# Otherwise a system limit (for SysV at least) may be exceeded.
+.NOEXPORT:
diff --git a/lib/converter.c b/lib/converter.c
new file mode 100644
index 0000000..5a22c3c
--- /dev/null
+++ b/lib/converter.c
@@ -0,0 +1,1408 @@
+/*
+ * Copyright 2013 University Corporation for Atmospheric Research
+ *
+ * This file is part of the UDUNITS-2 package.  See the file COPYRIGHT
+ * in the top-level source-directory of the package for copying and
+ * redistribution conditions.
+ */
+/*
+ * Value converters for the udunits(3) library.
+ */
+
+/*LINTLIBRARY*/
+
+#ifndef	_XOPEN_SOURCE
+#   define _XOPEN_SOURCE 500
+#endif
+
+#ifdef _MSC_VER
+#define _USE_MATH_DEFINES
+#include "udunits2.h" /* For the MSVC-specific defines. */
+#endif
+
+#include <math.h>
+#include <stddef.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include "converter.h"		/* this module's API */
+
+typedef struct {
+    cv_converter*	(*clone)(cv_converter*);
+    double		(*convertDouble)
+	(const cv_converter*, double);
+    float*		(*convertFloats)
+	(const cv_converter*, const float*, size_t, float*);
+    double*		(*convertDoubles)
+	(const cv_converter*, const double*, size_t, double*);
+    int			(*getExpression)
+	(const cv_converter*, char* buf, size_t, const char*);
+    void		(*free)(cv_converter*);
+} ConverterOps;
+
+typedef struct {
+    ConverterOps*	ops;
+} ReciprocalConverter;
+
+typedef struct {
+    ConverterOps*	ops;
+    double		value;
+} ScaleConverter;
+
+typedef struct {
+    ConverterOps*	ops;
+    double		value;
+} OffsetConverter;
+
+typedef struct {
+    ConverterOps*	ops;
+    double		slope;
+    double		intercept;
+} GalileanConverter;
+
+typedef struct {
+    ConverterOps*	ops;
+    double		logE;
+} LogConverter;
+
+typedef struct {
+    ConverterOps*	ops;
+    double		base;
+} ExpConverter;
+
+typedef struct {
+    ConverterOps*	ops;
+    cv_converter*	first;
+    cv_converter*	second;
+} CompositeConverter;
+
+union cv_converter {
+    ConverterOps*	ops;
+    ScaleConverter	scale;
+    OffsetConverter	offset;
+    GalileanConverter	galilean;
+    LogConverter	log;
+    ExpConverter	exp;
+    CompositeConverter	composite;
+};
+
+#define CV_CLONE(conv)		((conv)->ops->clone(conv))
+
+#define IS_TRIVIAL(conv)	((conv)->ops == &trivialOps)
+#define IS_RECIPROCAL(conv)	((conv)->ops == &reciprocalOps)
+#define IS_SCALE(conv)		((conv)->ops == &scaleOps)
+#define IS_OFFSET(conv)		((conv)->ops == &offsetOps)
+#define IS_GALILEAN(conv)	((conv)->ops == &galileanOps)
+#define IS_LOG(conv)		((conv)->ops == &logOps)
+
+
+static void
+nonFree(
+    cv_converter* const conv)
+{
+}
+
+
+static void
+cvSimpleFree(
+    cv_converter* const conv)
+{
+    free(conv);
+}
+
+
+static int
+cvNeedsParentheses(
+    const char* const	string)
+{
+    return strpbrk(string, " \t") != NULL &&
+	(string[0] != '(' || string[strlen(string)-1] != ')');
+}
+
+
+/*******************************************************************************
+ * Trivial Converter:
+ ******************************************************************************/
+
+static cv_converter*
+trivialClone(
+    cv_converter* const	conv)
+{
+    return cv_get_trivial();
+}
+
+
+static double
+trivialConvertDouble(
+    const cv_converter* const	conv,
+    const double		value)
+{
+    return value;
+}
+
+
+static float*
+trivialConvertFloats(
+    const cv_converter* const	conv,
+    const float* const		in,
+    const size_t		count,
+    float* 			out)
+{
+    if (in == NULL || out == NULL) {
+	out = NULL;
+    }
+    else {
+	(void)memmove(out, in, count*sizeof(float));
+    }
+
+    return out;
+}
+
+
+static double*
+trivialConvertDoubles(
+    const cv_converter* const	conv,
+    const double* const		in,
+    const size_t		count,
+    double* 			out)
+{
+    if (in == NULL || out == NULL) {
+	out = NULL;
+    }
+    else {
+	(void)memmove(out, in, count*sizeof(double));
+    }
+
+    return out;
+}
+
+
+static int
+trivialGetExpression(
+    const cv_converter* const	conv,
+    char* const			buf,
+    const size_t		max,
+    const char* const		variable)
+{
+    return snprintf(buf, max, "%s", variable);
+}
+
+
+static ConverterOps	trivialOps = {
+    trivialClone,
+    trivialConvertDouble,
+    trivialConvertFloats,
+    trivialConvertDoubles,
+    trivialGetExpression,
+    nonFree};
+
+static cv_converter	trivialConverter = {&trivialOps};
+
+
+/*******************************************************************************
+ * Reciprocal Converter:
+ ******************************************************************************/
+
+static cv_converter*
+reciprocalClone(
+    cv_converter* const	conv)
+{
+    return cv_get_inverse();
+}
+
+static double
+reciprocalConvertDouble(
+    const cv_converter* const	conv,
+    const double		value)
+{
+    return 1.0 / value;
+}
+
+
+static float*
+reciprocalConvertFloats(
+    const cv_converter* const	conv,
+    const float* const		in,
+    const size_t		count,
+    float* 			out)
+{
+    if (in == NULL || out == NULL) {
+	out = NULL;
+    }
+    else {
+	size_t	i;
+
+	if (in < out) {
+	    for (i = count; i-- > 0;)
+		out[i] = (float)(1.0f / in[i]);
+	}
+	else {
+	    for (i = 0; i < count; i++)
+		out[i] = (float)(1.0f / in[i]);
+	}
+    }
+
+    return out;
+}
+
+
+static double*
+reciprocalConvertDoubles(
+    const cv_converter* const	conv,
+    const double* const		in,
+    const size_t		count,
+    double* 			out)
+{
+    if (in == NULL || out == NULL) {
+	out = NULL;
+    }
+    else {
+	size_t	i;
+
+	if (in < out) {
+	    for (i = count; i-- > 0;)
+		out[i] = 1.0 / in[i];
+	}
+	else {
+	    for (i = 0; i < count; i++)
+		out[i] = 1.0 / in[i];
+	}
+    }
+
+    return out;
+}
+
+
+static int
+reciprocalGetExpression(
+    const cv_converter* const	conv,
+    char* const			buf,
+    const size_t		max,
+    const char* const		variable)
+{
+    return
+	cvNeedsParentheses(variable)
+	? snprintf(buf, max, "1/(%s)", variable)
+	: snprintf(buf, max, "1/%s", variable);
+}
+
+
+static ConverterOps	reciprocalOps = {
+    reciprocalClone,
+    reciprocalConvertDouble,
+    reciprocalConvertFloats,
+    reciprocalConvertDoubles,
+    reciprocalGetExpression,
+    nonFree};
+
+static cv_converter	reciprocalConverter = {&reciprocalOps};
+
+
+/*******************************************************************************
+ * Scale Converter:
+ ******************************************************************************/
+
+static cv_converter*
+scaleClone(
+    cv_converter* const	conv)
+{
+    return cv_get_scale(conv->scale.value);
+}
+
+
+static double
+scaleConvertDouble(
+    const cv_converter* const	conv,
+    const double		value)
+{
+    return conv->scale.value * value;
+}
+
+
+static float*
+scaleConvertFloats(
+    const cv_converter* const	conv,
+    const float* const		in,
+    const size_t		count,
+    float* 			out)
+{
+    if (conv == NULL || in == NULL || out == NULL) {
+	out = NULL;
+    }
+    else {
+	size_t	i;
+
+	if (in < out) {
+	    for (i = count; i-- > 0;)
+		out[i] = (float)(conv->scale.value * in[i]);
+	}
+	else {
+	    for (i = 0; i < count; i++)
+		out[i] = (float)(conv->scale.value * in[i]);
+	}
+    }
+
+    return out;
+}
+
+
+static double*
+scaleConvertDoubles(
+    const cv_converter* const	conv,
+    const double* const		in,
+    const size_t		count,
+    double* 			out)
+{
+    if (conv == NULL || in == NULL || out == NULL) {
+	out = NULL;
+    }
+    else {
+	size_t	i;
+
+	if (in < out) {
+	    for (i = count; i-- > 0;)
+		out[i] = conv->scale.value * in[i];
+	}
+	else {
+	    for (i = 0; i < count; i++)
+		out[i] = conv->scale.value * in[i];
+	}
+    }
+
+    return out;
+}
+
+
+static int
+scaleGetExpression(
+    const cv_converter* const	conv,
+    char* const			buf,
+    const size_t		max,
+    const char* const		variable)
+{
+    return
+	cvNeedsParentheses(variable)
+	? snprintf(buf, max, "%g*(%s)", conv->scale.value, variable)
+	: snprintf(buf, max, "%g*%s", conv->scale.value, variable);
+}
+
+
+static ConverterOps	scaleOps = {
+    scaleClone,
+    scaleConvertDouble,
+    scaleConvertFloats,
+    scaleConvertDoubles,
+    scaleGetExpression,
+    cvSimpleFree};
+
+
+/*******************************************************************************
+ * Offset Converter:
+ ******************************************************************************/
+
+static cv_converter*
+offsetClone(
+    cv_converter* const	conv)
+{
+    return cv_get_offset(conv->offset.value);
+}
+
+
+static double
+offsetConvertDouble(
+    const cv_converter* const	conv,
+    const double		value)
+{
+    return conv->offset.value + value;
+}
+
+
+static float*
+offsetConvertFloats(
+    const cv_converter* const	conv,
+    const float* const		in,
+    const size_t		count,
+    float* 			out)
+{
+    if (conv == NULL || in == NULL || out == NULL) {
+	out = NULL;
+    }
+    else {
+	size_t	i;
+
+	if (in < out) {
+	    for (i = count; i-- > 0;)
+		out[i] = (float)(conv->offset.value + in[i]);
+	}
+	else {
+	    for (i = 0; i < count; i++)
+		out[i] = (float)(conv->offset.value + in[i]);
+	}
+    }
+
+    return out;
+}
+
+
+static double*
+offsetConvertDoubles(
+    const cv_converter* const	conv,
+    const double* const		in,
+    const size_t		count,
+    double* 			out)
+{
+    if (conv == NULL || in == NULL || out == NULL) {
+	out = NULL;
+    }
+    else {
+	size_t	i;
+
+	if (in < out) {
+	    for (i = count; i-- > 0;)
+		out[i] = conv->offset.value + in[i];
+	}
+	else {
+	    for (i = 0; i < count; i++)
+		out[i] = conv->offset.value + in[i];
+	}
+    }
+
+    return out;
+}
+
+
+static int
+offsetGetExpression(
+    const cv_converter* const	conv,
+    char* const			buf,
+    const size_t		max,
+    const char* const		variable)
+{
+    const int	oper = conv->offset.value < 0 ? '-' : '+';
+
+    return
+	cvNeedsParentheses(variable)
+	    ? snprintf(buf, max, "(%s) %c %g", variable, oper, 
+		fabs(conv->offset.value))
+	    : snprintf(buf, max, "%s %c %g", variable, oper, 
+		fabs(conv->offset.value));
+}
+
+
+static ConverterOps	offsetOps = {
+    offsetClone,
+    offsetConvertDouble,
+    offsetConvertFloats,
+    offsetConvertDoubles,
+    offsetGetExpression,
+    cvSimpleFree};
+
+
+/*******************************************************************************
+ * Galilean Converter:
+ ******************************************************************************/
+
+static cv_converter*
+cvGalileanClone(
+    cv_converter* const	conv)
+{
+    return cv_get_galilean(conv->galilean.slope, conv->galilean.intercept);
+}
+
+
+static double
+galileanConvertDouble(
+    const cv_converter* const	conv,
+    const double		value)
+{
+    return conv->galilean.slope * value + conv->galilean.intercept;
+}
+
+
+static float*
+galileanConvertFloats(
+    const cv_converter* const	conv,
+    const float* const		in,
+    const size_t		count,
+    float* 			out)
+{
+    if (conv == NULL || in == NULL || out == NULL) {
+	out = NULL;
+    }
+    else {
+	size_t	i;
+
+	if (in < out) {
+	    for (i = count; i-- > 0;)
+		out[i] = (float)(conv->galilean.slope * in[i] +
+		    conv->galilean.intercept);
+	}
+	else {
+	    for (i = 0; i < count; i++)
+		out[i] = (float)(conv->galilean.slope * in[i] +
+		    conv->galilean.intercept);
+	}
+    }
+
+    return out;
+}
+
+
+static double*
+galileanConvertDoubles(
+    const cv_converter* const	conv,
+    const double* const		in,
+    const size_t		count,
+    double* 			out)
+{
+    if (conv == NULL || in == NULL || out == NULL) {
+	out = NULL;
+    }
+    else {
+	size_t	i;
+
+	if (in < out) {
+	    for (i = count; i-- > 0;)
+		out[i] = conv->galilean.slope * in[i] + 
+		    conv->galilean.intercept;
+	}
+	else {
+	    for (i = 0; i < count; i++)
+		out[i] = conv->galilean.slope * in[i] + 
+		    conv->galilean.intercept;
+	}
+    }
+
+    return out;
+}
+
+
+static int
+galileanGetExpression(
+    const cv_converter* const	conv,
+    char* const			buf,
+    const size_t		max,
+    const char* const		variable)
+{
+    const int	oper = conv->galilean.intercept < 0 ? '-' : '+';
+
+    return
+	cvNeedsParentheses(variable)
+	    ? snprintf(buf, max, "%g*(%s) %c %g", conv->galilean.slope,
+		variable, oper, fabs(conv->galilean.intercept))
+	    : snprintf(buf, max, "%g*%s %c %g", conv->galilean.slope, variable,
+		oper, fabs(conv->galilean.intercept));
+}
+
+
+static ConverterOps	galileanOps = {
+    cvGalileanClone,
+    galileanConvertDouble,
+    galileanConvertFloats,
+    galileanConvertDoubles,
+    galileanGetExpression,
+    cvSimpleFree};
+
+
+/*******************************************************************************
+ * Logarithmic Converter:
+ ******************************************************************************/
+
+static cv_converter*
+cvLogClone(
+    cv_converter* const	conv)
+{
+    return
+        cv_get_log(
+            conv->log.logE == M_LOG2E
+                ? 2
+                : conv->log.logE == 1
+                    ? M_E
+                    : conv->log.logE == M_LOG10E
+                        ? 10
+                        : exp(conv->log.logE));
+}
+
+
+static double
+logConvertDouble(
+    const cv_converter* const	conv,
+    const double		value)
+{
+    return log(value) * conv->log.logE;
+}
+
+
+static float*
+logConvertFloats(
+    const cv_converter* const	conv,
+    const float* const		in,
+    const size_t		count,
+    float* 			out)
+{
+    if (conv == NULL || in == NULL || out == NULL) {
+	out = NULL;
+    }
+    else {
+	size_t	i;
+
+	if (in < out) {
+	    for (i = count; i-- > 0;)
+		out[i] = (float)(log(in[i]) * conv->log.logE);
+	}
+	else {
+	    for (i = 0; i < count; i++)
+		out[i] = (float)(log(in[i]) * conv->log.logE);
+	}
+    }
+
+    return out;
+}
+
+
+static double*
+logConvertDoubles(
+    const cv_converter* const	conv,
+    const double* const		in,
+    const size_t		count,
+    double* 			out)
+{
+    if (conv == NULL || in == NULL || out == NULL) {
+	out = NULL;
+    }
+    else {
+	size_t	i;
+
+	if (in < out) {
+	    for (i = count; i-- > 0;)
+		out[i] = log(in[i]) * conv->log.logE;
+	}
+	else {
+	    for (i = 0; i < count; i++)
+		out[i] = log(in[i]) * conv->log.logE;
+	}
+    }
+
+    return out;
+}
+
+
+static int
+logGetExpression(
+    const cv_converter* const	conv,
+    char* const			buf,
+    const size_t		max,
+    const char* const		variable)
+{
+    return 
+        conv->log.logE == M_LOG2E
+            ? snprintf(buf, max, "lb(%s)", variable)
+            : conv->log.logE == 1
+                ? snprintf(buf, max, "ln(%s)", variable)
+                : conv->log.logE == M_LOG10E
+                    ? snprintf(buf, max, "lg(%s)", variable)
+                    : snprintf(buf, max, "%g*ln(%s)", conv->log.logE, variable);
+}
+
+
+static ConverterOps	logOps = {
+    cvLogClone,
+    logConvertDouble,
+    logConvertFloats,
+    logConvertDoubles,
+    logGetExpression,
+    cvSimpleFree};
+
+
+/*******************************************************************************
+ * Exponential Converter:
+ ******************************************************************************/
+
+static cv_converter*
+expClone(
+    cv_converter* const	conv)
+{
+    return cv_get_pow(conv->exp.base);
+}
+
+
+static double
+expConvertDouble(
+    const cv_converter* const	conv,
+    const double		value)
+{
+    return pow(conv->exp.base, value);
+}
+
+static float*
+expConvertFloats(
+    const cv_converter* const	conv,
+    const float* const		in,
+    const size_t		count,
+    float* 			out)
+{
+    if (conv == NULL || in == NULL || out == NULL) {
+	out = NULL;
+    }
+    else {
+	size_t	i;
+
+	if (in < out) {
+	    for (i = count; i-- > 0;)
+		out[i] = (float)(pow(conv->exp.base, in[i]));
+	}
+	else {
+	    for (i = 0; i < count; i++)
+		out[i] = (float)(pow(conv->exp.base, in[i]));
+	}
+    }
+
+    return out;
+}
+
+
+static double*
+expConvertDoubles(
+    const cv_converter* const	conv,
+    const double* const		in,
+    const size_t		count,
+    double* 			out)
+{
+    if (conv == NULL || in == NULL || out == NULL) {
+	out = NULL;
+    }
+    else {
+	size_t	i;
+
+	if (in < out) {
+	    for (i = count; i-- > 0;)
+		out[i] = pow(conv->exp.base, in[i]);
+	}
+	else {
+	    for (i = 0; i < count; i++)
+		out[i] = pow(conv->exp.base, in[i]);
+	}
+    }
+
+    return out;
+}
+
+
+static int
+expGetExpression(
+    const cv_converter* const	conv,
+    char* const			buf,
+    const size_t		max,
+    const char* const		variable)
+{
+    return 
+	cvNeedsParentheses(variable)
+	    ? snprintf(buf, max, "pow(%g, (%s))", conv->exp.base, variable)
+	    : snprintf(buf, max, "pow(%g, %s)", conv->exp.base, variable);
+}
+
+
+static ConverterOps	expOps = {
+    expClone,
+    expConvertDouble,
+    expConvertFloats,
+    expConvertDoubles,
+    expGetExpression,
+    cvSimpleFree};
+
+
+/*******************************************************************************
+ * Composite Converter:
+ ******************************************************************************/
+
+static cv_converter*
+compositeClone(
+    cv_converter* const	conv)
+{
+    return cv_combine(conv->composite.first, conv->composite.second);
+}
+
+
+static double
+compositeConvertDouble(
+    const cv_converter* const	conv,
+    const double		value)
+{
+    return
+	cv_convert_double(conv->composite.second,
+	    cv_convert_double(((CompositeConverter*)conv)->first, value));
+}
+
+
+static float*
+compositeConvertFloats(
+    const cv_converter* const	conv,
+    const float* const		in,
+    const size_t		count,
+    float* 			out)
+{
+    if (conv == NULL || in == NULL || out == NULL) {
+	out = NULL;
+    }
+    else {
+	out =
+	    cv_convert_floats(
+		conv->composite.second,
+		cv_convert_floats(conv->composite.first, in, count, out),
+		count,
+		out);
+    }
+
+    return out;
+}
+
+
+static double*
+compositeConvertDoubles(
+    const cv_converter* const	conv,
+    const double* const		in,
+    const size_t		count,
+    double* 			out)
+{
+    if (conv == NULL || in == NULL || out == NULL) {
+	out = NULL;
+    }
+    else {
+	out = 
+	    cv_convert_doubles(
+		conv->composite.second,
+		cv_convert_doubles(conv->composite.first, in, count, out),
+		count,
+		out);
+    }
+
+    return out;
+}
+
+
+static void
+compositeFree(
+    cv_converter* const	conv)
+{
+    cv_free(conv->composite.first);
+    cv_free(conv->composite.second);
+    free(conv);
+}
+
+
+static int
+compositeGetExpression(
+    const cv_converter* const	conv,
+    char* const			buf,
+    const size_t		max,
+    const char* const		variable)
+{
+    char	tmpBuf[132];
+    int		nchar = cv_get_expression(conv->composite.first, buf, max,
+	variable);
+
+    if (nchar >= 0) {
+	buf[max-1] = 0;
+
+	if (cvNeedsParentheses(buf)) {
+	    nchar = snprintf(tmpBuf, sizeof(tmpBuf), "(%s)", buf);
+	}
+	else {
+	    (void)strncpy(tmpBuf, buf, sizeof(tmpBuf));
+
+	    tmpBuf[sizeof(tmpBuf)-1] = 0;
+	}
+
+	nchar = cv_get_expression(conv->composite.second, buf, max, tmpBuf);
+    }
+
+    return nchar;
+}
+
+
+static ConverterOps	compositeOps = {
+    compositeClone,
+    compositeConvertDouble,
+    compositeConvertFloats,
+    compositeConvertDoubles,
+    compositeGetExpression,
+    compositeFree};
+
+
+/*******************************************************************************
+ * Public API:
+ ******************************************************************************/
+
+/*
+ * Returns the trivial converter (i.e., y = x).
+ * When finished with the converter, the client should pass the converter to
+ * cv_free().
+ *
+ * Returns:
+ *	The trivial converter.
+ */
+cv_converter*
+cv_get_trivial()
+{
+    return &trivialConverter;
+}
+
+
+/*
+ * Returns the reciprocal converter (i.e., y = 1/x).
+ * When finished with the converter, the client should pass the converter to
+ * cv_free().
+ *
+ * Returns:
+ *	The reciprocal converter.
+ */
+cv_converter*
+cv_get_inverse()
+{
+    return &reciprocalConverter;
+}
+
+
+/*
+ * Returns a converter that multiplies values by a number (i.e., y = ax).
+ * When finished with the converter, the client should pass the converter to
+ * cv_free().
+ *
+ * Arguments:
+ *	slope	The number by which to multiply values.
+ * Returns:
+ *	NULL	Necessary memory couldn't be allocated.
+ *	else	A converter that will multiply values by the given number.
+ */
+cv_converter*
+cv_get_scale(
+    const double	slope)
+{
+    cv_converter*	conv;
+
+    if (slope == 1) {
+	conv = &trivialConverter;
+    }
+    else {
+	conv = malloc(sizeof(ScaleConverter));
+
+	if (conv != NULL) {
+	    conv->ops = &scaleOps;
+	    conv->scale.value = slope;
+	}
+    }
+
+    return conv;
+}
+
+
+/*
+ * Returns a converter that adds a number to values (i.e., y = x + b).
+ * When finished with the converter, the client should pass the converter to
+ * cv_free().
+ *
+ * Arguments:
+ *	offset	The number to be added.
+ * Returns:
+ *	NULL	Necessary memory couldn't be allocated.
+ *	else	A converter that adds the given number to values.
+ */
+cv_converter*
+cv_get_offset(
+    const double	offset)
+{
+    cv_converter*	conv;
+
+    if (offset == 0) {
+	conv = &trivialConverter;
+    }
+    else {
+	conv = malloc(sizeof(OffsetConverter));
+
+	if (conv != NULL) {
+	    conv->ops = &offsetOps;
+	    conv->offset.value = offset;
+	}
+    }
+
+    return conv;
+}
+
+
+/*
+ * Returns a Galilean converter (i.e., y = ax + b).
+ * When finished with the converter, the client should pass the converter to
+ * cv_free().
+ *
+ * Arguments:
+ *	slope	The number by which to multiply values.
+ *	offset	The number to be added.
+ * Returns:
+ *	NULL	Necessary memory couldn't be allocated.
+ *	else	A Galilean converter corresponding to the inputs.
+ */
+cv_converter*
+cv_get_galilean(
+    const double	slope,
+    const double	intercept)
+{
+    cv_converter*	conv;
+
+    if (slope == 1) {
+	conv = cv_get_offset(intercept);
+    }
+    else if (intercept == 0) {
+	conv = cv_get_scale(slope);
+    }
+    else {
+	cv_converter*	tmp = malloc(sizeof(GalileanConverter));
+
+	if (tmp != NULL) {
+	    tmp->ops = &galileanOps;
+	    tmp->galilean.slope = slope;
+	    tmp->galilean.intercept = intercept;
+	    conv = tmp;
+	}
+    }
+
+    return conv;
+}
+
+
+/*
+ * Returns a logarithmic converter (i.e., y = log(x/x0) in some base).
+ * When finished with the converter, the client should pass the converter to
+ * cv_free().
+ *
+ * Arguments:
+ *	base		The logarithmic base (e.g., 2, M_E, 10).  Must be
+ *                      greater than one.
+ * Returns:
+ *	NULL		"base" is invalid or necessary memory couldn't be
+ *			allocated.
+ *	else		A logarithmic converter corresponding to the inputs.
+ */
+cv_converter*
+cv_get_log(
+    const double	base)
+{
+    cv_converter*	conv;
+
+    if (base <= 1) {
+	conv = NULL;
+    }
+    else {
+	conv = malloc(sizeof(LogConverter));
+
+	if (conv != NULL) {
+	    conv->ops = &logOps;
+	    conv->log.logE = 
+                base == 2
+                    ? M_LOG2E
+                    : base == M_E
+                        ? 1
+                        : base == 10
+                            ? M_LOG10E
+                            : 1/log(base);
+	}
+    }
+
+    return conv;
+}
+
+
+/*
+ * Returns an exponential converter (i.e., y = pow(b, x) in some base "b").
+ * When finished with the converter, the client should pass the converter to
+ * cv_free().
+ *
+ * Arguments:
+ *	base		The desired base.  Must be positive.
+ * Returns:
+ *	NULL		"base" is invalid or necessary memory couldn't be
+ *			allocated.
+ *	else		An exponential converter corresponding to the inputs.
+ */
+cv_converter*
+cv_get_pow(
+    const double	base)
+{
+    cv_converter*	conv;
+
+    if (base <= 0) {
+	conv = NULL;
+    }
+    else {
+	conv = malloc(sizeof(ExpConverter));
+
+	if (conv != NULL) {
+	    conv->ops = &expOps;
+	    conv->exp.base = base;
+	}
+    }
+
+    return conv;
+}
+
+
+/*
+ * Returns a converter corresponding to the sequential application of two
+ * other converters.  The returned converter should be passed to cv_free() when
+ * it is no longer needed.
+ *
+ * Arguments:
+ *	first	The converter to be applied first.  May be passed to cv_free()
+ *		upon return.
+ *	second	The converter to be applied second.  May be passed to cv_free()
+ *		upon return.
+ * Returns:
+ *	NULL	Either "first" or "second" is NULL or necessary memory couldn't
+ *		be allocated.
+ *      else    A converter corresponding to the sequential application of the
+ *              given converters.  If one of the input converters is the trivial
+ *              converter, then the returned converter will be the other input
+ *              converter.
+ */
+cv_converter*
+cv_combine(
+    cv_converter* const	first,
+    cv_converter* const	second)
+{
+    cv_converter*	conv;
+
+    if (first == NULL || second == NULL) {
+	conv = NULL;
+    }
+    else if (IS_TRIVIAL(first)) {
+	conv = CV_CLONE(second);
+    }
+    else if (IS_TRIVIAL(second)) {
+	conv = CV_CLONE(first);
+    }
+    else {
+	conv = NULL;
+
+	if (IS_RECIPROCAL(first)) {
+	    if (IS_RECIPROCAL(second)) {
+		conv = cv_get_trivial();
+	    }
+	}
+	else if (IS_SCALE(first)) {
+	    if (IS_SCALE(second)) {
+		conv = cv_get_scale(first->scale.value * second->scale.value);
+	    }
+	    else if (IS_OFFSET(second)) {
+		conv = cv_get_galilean(first->scale.value, second->offset.value);
+	    }
+	    else if (IS_GALILEAN(second)) {
+		conv = cv_get_galilean(
+		    first->scale.value * second->galilean.slope, 
+		    second->galilean.intercept);
+	    }
+	}
+	else if (IS_OFFSET(first)) {
+	    if (IS_SCALE(second)) {
+		conv = cv_get_galilean(second->scale.value, 
+		    first->offset.value * second->scale.value);
+	    }
+	    else if (IS_OFFSET(second)) {
+		conv = cv_get_offset(first->offset.value + second->offset.value);
+	    }
+	    else if (IS_GALILEAN(second)) {
+		conv = cv_get_galilean(second->galilean.slope, 
+		    first->offset.value * second->galilean.slope +
+			second->galilean.intercept);
+	    }
+	}
+	else if (IS_GALILEAN(first)) {
+	    if (IS_SCALE(second)) {
+		conv = cv_get_galilean(
+		    second->scale.value * first->galilean.slope,
+		    second->scale.value * first->galilean.intercept);
+	    }
+	    else if (IS_OFFSET(second)) {
+		conv = cv_get_galilean(first->galilean.slope,
+		    first->galilean.intercept + second->offset.value);
+	    }
+	    else if (IS_GALILEAN(second)) {
+		conv = cv_get_galilean(
+		    second->galilean.slope * first->galilean.slope,
+		    second->galilean.slope * first->galilean.intercept +
+			second->galilean.intercept);
+	    }
+	}
+
+	if (conv == NULL) {
+	    /*
+	     * General case: create a composite converter.
+	     */
+	    cv_converter*	c1 = CV_CLONE(first);
+            int                 error = 1;
+
+            if (c1 != NULL) {
+                cv_converter*	c2 = CV_CLONE(second);
+
+                if (c2 != NULL) {
+                    conv = malloc(sizeof(CompositeConverter));
+
+                    if (conv != NULL) {
+                        conv->composite.ops = &compositeOps;
+                        conv->composite.first = c1;
+                        conv->composite.second = c2;
+                        error = 0;
+                    }                   /* "conv" allocated */
+
+                    if (error)
+                        cv_free(c2);
+                }                       /* "c2" allocated */
+
+                if (error)
+                    cv_free(c1);
+            }                           /* "c1" allocated */
+	}                               /* "conv != NULL" */
+    }                                   /* "first" & "second" not trivial */
+
+    return conv;
+}
+
+
+/*
+ * Frees resources associated with a converter.  Use of the converter argument
+ * subsequent to this function may result in undefined behavior.
+ *
+ * Arguments:
+ *	conv	The converter to have its resources freed or NULL.  The
+ *		converter must have been returned by this module.
+ */
+void
+cv_free(
+    cv_converter* const	conv)
+{
+    if (conv != NULL) {
+	conv->ops->free((cv_converter*)conv);
+    }
+}
+
+
+/*
+ * Converts a float.
+ *
+ * Arguments:
+ *	converter	Pointer to the converter.
+ *	value		The value to be converted.
+ * Returns:
+ *	The converted value.
+ */
+float
+cv_convert_float(
+    const cv_converter*	converter,
+    const float		value)
+{
+    return (float)converter->ops->convertDouble(converter, value);
+}
+
+
+/*
+ * Converts a double.
+ *
+ * Arguments:
+ *	converter	Pointer to the converter.
+ *	value		The value to be converted.
+ * Returns:
+ *	The converted value.
+ */
+double
+cv_convert_double(
+    const cv_converter*	converter,
+    const double	value)
+{
+    return converter->ops->convertDouble(converter, value);
+}
+
+
+/*
+ * Converts an array of floats.
+ *
+ * Arguments:
+ *	converter	Pointer to the converter.
+ *	in		Pointer to the values to be converted.  The array may
+ *			overlap "out".
+ *	count		The number of values to be converted.
+ *	out		Pointer to the output array for the converted values.
+ *			The array may overlap "in".
+ * Returns:
+ *	NULL		"converter", "in", or "out" is NULL.
+ *	else		Pointer to the output array, "out".
+ */
+float*
+cv_convert_floats(
+    const cv_converter*	converter,
+    const float* const	in,
+    const size_t	count,
+    float*		out)
+{
+    if (converter == NULL || in == NULL || out == NULL) {
+	out = NULL;
+    }
+    else {
+        out = converter->ops->convertFloats(converter, in, count, out);
+    }
+
+    return out;
+}
+
+
+/*
+ * Converts an array of doubles.
+ *
+ * Arguments:
+ *	converter	Pointer to the converter.
+ *	in		Pointer to the values to be converted.  The array may
+ *			overlap "out".
+ *	count		The number of values to be converted.
+ *	out		Pointer to the output array for the converted values.
+ *			The array may overlap "in".
+ * Returns:
+ *	NULL		"converter", "in", or "out" is NULL.
+ *	else		Pointer to the output array, "out".
+ */
+double*
+cv_convert_doubles(
+    const cv_converter*	converter,
+    const double* const	in,
+    const size_t	count,
+    double*		out)
+{
+    if (converter == NULL || in == NULL || out == NULL) {
+	out = NULL;
+    }
+    else {
+    	out = converter->ops->convertDoubles(converter, in, count, out);
+    }
+
+    return out;
+}
+
+
+/*
+ * Returns a string expression representation of a converter.
+ *
+ * Arguments:
+ *	conv		The converter.
+ *	buf		The buffer into which to write the expression.
+ *	max		The size of the buffer.
+ *	variable	The string to be used as the input value for the
+ *			converter.
+ * RETURNS
+ *	<0	An error was encountered.
+ *	else	The number of bytes formatted excluding the terminating null.
+ */
+int
+cv_get_expression(
+    const cv_converter* const	conv,
+    char* const			buf,
+    size_t			max,
+    const char* const		variable)
+{
+    return conv->ops->getExpression(conv, buf, max, variable);
+}
diff --git a/lib/converter.h b/lib/converter.h
new file mode 100644
index 0000000..09443ae
--- /dev/null
+++ b/lib/converter.h
@@ -0,0 +1,235 @@
+/*
+ * Copyright 2013 University Corporation for Atmospheric Research
+ *
+ * This file is part of the UDUNITS-2 package.  See the file COPYRIGHT
+ * in the top-level source-directory of the package for copying and
+ * redistribution conditions.
+ */
+/*
+ * Public header-file for the Unidata units(3) library.
+ */
+
+#ifndef CV_CONVERTER_H_INCLUDED
+#define CV_CONVERTER_H_INCLUDED
+
+#include <stddef.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifndef EXTERNL
+#define EXTERNL extern
+#endif
+
+typedef union cv_converter	cv_converter;
+
+/*
+ * Returns the trivial converter (i.e., y = x).
+ * When finished with the converter, the client should pass the converter to
+ * cv_free().
+ * RETURNS:
+ *	The trivial converter.
+ */
+EXTERNL cv_converter*
+cv_get_trivial(void);
+
+/*
+ * Returns the reciprocal converter (i.e., y = 1/x).
+ * When finished with the converter, the client should pass the converter to
+ * cv_free().
+ * RETURNS:
+ *	The reciprocal converter.
+ */
+EXTERNL cv_converter*
+cv_get_inverse(void);
+
+/*
+ * Returns a scaling converter (i.e., y = ax).
+ * When finished with the converter, the client should pass the converter to
+ * cv_free().
+ * RETURNS:
+ *	The scaling converter.
+ */
+EXTERNL cv_converter*
+cv_get_scale(
+    const double	slope);
+
+/*
+ * Returns a converter that adds a number to values (i.e., y = x + b).
+ * When finished with the converter, the client should pass the converter to
+ * cv_free().
+ * ARGUMENTS:
+ *	intercept	The number to be added.
+ * RETURNS:
+ *	NULL	Necessary memory couldn't be allocated.
+ *	else	A converter that adds the given number to values.
+ */
+EXTERNL cv_converter*
+cv_get_offset(
+    const double	intercept);
+
+/*
+ * Returns a Galilean converter (i.e., y = ax + b).
+ * When finished with the converter, the client should pass the converter to
+ * cv_free().
+ * ARGUMENTS:
+ *	slope		The number by which to multiply values.
+ *	intercept	The number to be added.
+ * RETURNS:
+ *	NULL	Necessary memory couldn't be allocated.
+ *	else	A Galilean converter corresponding to the inputs.
+ */
+EXTERNL cv_converter*
+cv_get_galilean(
+    const double	slope,
+    const double	intercept);
+
+/*
+ * Returns a logarithmic converter (i.e., y = log(x) in some base).
+ * When finished with the converter, the client should pass the converter to
+ * cv_free().
+ * ARGUMENTS:
+ *	base		The logarithmic base (e.g., 2, M_E, 10).  Must be
+ *                      greater than one.
+ * RETURNS:
+ *	NULL		"base" is not greater than one or necessary
+ *			memory couldn't be allocated.
+ *	else		A logarithmic converter corresponding to the inputs.
+ */
+EXTERNL cv_converter*
+cv_get_log(
+    const double	base);
+
+/*
+ * Returns an exponential converter (i.e., y = pow(b, x) in some base "b").
+ * When finished with the converter, the client should pass the converter to
+ * cv_free().
+ *
+ * Arguments:
+ *	base		The desired base.  Must be positive.
+ * Returns:
+ *	NULL		"base" is invalid or necessary memory couldn't be
+ *			allocated.
+ *	else		An exponential converter corresponding to the inputs.
+ */
+EXTERNL cv_converter*
+cv_get_pow(
+    const double	base);
+
+/*
+ * Returns a converter corresponding to the sequential application of two
+ * other converters.
+ * ARGUMENTS:
+ *	first	The converter to be applied first.
+ *	second	The converter to be applied second.
+ * RETURNS:
+ *	NULL	Either "first" or "second" is NULL or necessary memory couldn't
+ *		be allocated.
+ *      else    A converter corresponding to the sequential application of the
+ *              given converters.  If one of the input converters is the trivial
+ *              converter, then the returned converter will be the other input
+ *              converter.
+ */
+EXTERNL cv_converter*
+cv_combine(
+    cv_converter* const	first,
+    cv_converter* const	second);
+
+/*
+ * Frees resources associated with a converter.
+ * ARGUMENTS:
+ *	conv	The converter to have its resources freed or NULL.
+ */
+EXTERNL void
+cv_free(
+    cv_converter* const	conv);
+
+/*
+ * Converts a float.
+ * ARGUMENTS:
+ *	converter	The converter.
+ *	value		The value to be converted.
+ * RETURNS:
+ *	The converted value.
+ */
+EXTERNL float
+cv_convert_float(
+    const cv_converter*	converter,
+    const float		value);
+
+/*
+ * Converts a double.
+ * ARGUMENTS:
+ *	converter	The converter.
+ *	value		The value to be converted.
+ * RETURNS:
+ *	The converted value.
+ */
+EXTERNL double
+cv_convert_double(
+    const cv_converter*	converter,
+    const double	value);
+
+/*
+ * Converts an array of floats.
+ * ARGUMENTS:
+ *	converter	The converter.
+ *	in		The values to be converted.
+ *	count		The number of values to be converted.
+ *	out		The output array for the converted values.  May
+ *			be the same array as "in" or overlap it.
+ * RETURNS:
+ *	NULL	"out" is NULL.
+ *	else	A pointer to the output array.
+ */
+EXTERNL float*
+cv_convert_floats(
+    const cv_converter*	converter,
+    const float* const	in,
+    const size_t	count,
+    float*		out);
+
+/*
+ * Converts an array of doubles.
+ * ARGUMENTS:
+ *	converter	The converter.
+ *	in		The values to be converted.
+ *	count		The number of values to be converted.
+ *	out		The output array for the converted values.  May
+ *			be the same array as "in" or overlap it.
+ * RETURNS:
+ *	NULL	"out" is NULL.
+ *	else	A pointer to the output array.
+ */
+EXTERNL double*
+cv_convert_doubles(
+    const cv_converter*	converter,
+    const double* const	in,
+    const size_t	count,
+    double*		out);
+
+/*
+ * Returns a string representation of a converter.
+ * ARGUMENTS:
+ *	conv		The converter.
+ *	buf		The buffer into which to write the expression.
+ *	max		The size of the buffer.
+ *	variable	The string to be used as the input value for the
+ *			converter.
+ * RETURNS
+ *	<0	An error was encountered.
+ *	else	The number of bytes formatted excluding the terminating null.
+ */
+EXTERNL int
+cv_get_expression(
+    const cv_converter* const	conv,
+    char* const			buf,
+    size_t			max,
+    const char* const		variable);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/lib/error.c b/lib/error.c
new file mode 100644
index 0000000..f2f246f
--- /dev/null
+++ b/lib/error.c
@@ -0,0 +1,121 @@
+/*
+ * Copyright 2013 University Corporation for Atmospheric Research
+ *
+ * This file is part of the UDUNITS-2 package.  See the file COPYRIGHT
+ * in the top-level source-directory of the package for copying and
+ * redistribution conditions.
+ */
+/*
+ * This module is thread-compatible but not thread-safe.  Multi-threaded
+ * access must be externally synchronized.
+ */
+
+/*LINTLIBRARY*/
+
+#ifndef	_XOPEN_SOURCE
+#   define _XOPEN_SOURCE 500
+#endif
+
+#include <stdarg.h>
+#include <stdio.h>
+
+#include "udunits2.h"
+
+
+/*
+ * Writes an error-message to the standard-error stream when received and
+ * appends a newline.  This is the initial error-message handler.
+ *
+ * Arguments:
+ *	fmt	The format for the error-message.
+ *	args	The arguments of "fmt".
+ * Returns:
+ *	<0	A output error was encountered.  See "errno".
+ *	else	The number of bytes of "fmt" and "arg" written excluding any
+ *		terminating NUL.
+ */
+int
+ut_write_to_stderr(
+    const char* const	fmt,
+    va_list		args)
+{
+    int	nbytes = vfprintf(stderr, fmt, args);
+
+    (void)fputc('\n', stderr);
+
+    return nbytes;
+}
+
+
+/*
+ * Does nothing with an error-message.
+ *
+ * Arguments:
+ *	fmt	The format for the error-message.
+ *	args	The arguments of "fmt".
+ * Returns:
+ *	0	Always.
+ */
+int
+ut_ignore(
+    const char* const	fmt,
+    va_list		args)
+{
+    return 0;
+}
+
+
+static ut_error_message_handler	errorMessageHandler = ut_write_to_stderr;
+
+
+/*
+ * Returns the previously-installed error-message handler and optionally
+ * installs a new handler.  The initial handler is "ut_write_to_stderr()".
+ *
+ * Arguments:
+ *      handler		NULL or pointer to the error-message handler.  If NULL,
+ *			then the handler is not changed.  The 
+ *			currently-installed handler can be obtained this way.
+ * Returns:
+ *	Pointer to the previously-installed error-message handler.
+ */
+ut_error_message_handler
+ut_set_error_message_handler(
+    ut_error_message_handler	handler)
+{
+    ut_error_message_handler	prev = errorMessageHandler;
+
+    if (handler != NULL)
+	errorMessageHandler = handler;
+
+    return prev;
+}
+
+
+/*
+ * Handles an error-message.
+ *
+ * Arguments:
+ *	fmt	The format for the error-message.
+ *	...	The arguments for "fmt".
+ * Returns:
+ *	<0	An output error was encountered.
+ *	else	The number of bytes of "fmt" and "arg" written excluding any
+ *		terminating NUL.
+ */
+int
+ut_handle_error_message(
+    const char* const	fmt,
+    ...)
+{
+    int			nbytes;
+    va_list		args;
+
+    va_start(args, fmt);
+
+    nbytes = errorMessageHandler(fmt, args);
+
+    va_end(args);
+
+    return nbytes;
+}
diff --git a/lib/formatter.c b/lib/formatter.c
new file mode 100644
index 0000000..1834d08
--- /dev/null
+++ b/lib/formatter.c
@@ -0,0 +1,1364 @@
+/*
+ * Copyright 2013 University Corporation for Atmospheric Research
+ *
+ * This file is part of the UDUNITS-2 package.  See the file COPYRIGHT
+ * in the top-level source-directory of the package for copying and
+ * redistribution conditions.
+ */
+/*
+ * This module is thread-compatible but not thread-safe.
+ */
+/*LINTLIBRARY*/
+
+#ifndef	_XOPEN_SOURCE
+#   define _XOPEN_SOURCE 500
+#endif
+
+#ifdef _MSC_VER
+#define _USE_MATH_DEFINES
+#endif
+
+#include <ctype.h>
+#include <float.h>
+#include <limits.h>
+#include <math.h>
+#include <stddef.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <time.h>
+
+#include "udunits2.h"
+#include "unitToIdMap.h"
+
+typedef const char*	(*IdGetter)(const ut_unit*, ut_encoding);
+typedef	int		(*ProductPrinter)(const ut_unit* const*, const int*,
+    int, char*, size_t, IdGetter);
+
+/*
+ * Formatting parameters:
+ */
+typedef struct {
+    IdGetter		getId;
+    ProductPrinter	printProduct;
+    char*		buf;
+    size_t		size;
+    int			getDefinition;
+    ut_encoding		encoding;
+    int			addParens;
+    int			nchar;
+} FormatPar;
+
+#undef ABS
+#define ABS(x)			((x) < 0 ? -(x) : (x))
+#define RETURNS_NAME(getId)	((getId) == getName)
+#define SUBTRACT_SIZET(a, b)    ((a) > (b) ? (a) - (b) : 0)
+
+static int
+asciiPrintProduct(
+    const ut_unit* const* const	basicUnits,
+    const int* const		powers,
+    const int			count,
+    char* const			buf,
+    const size_t		max,
+    IdGetter			getId);
+static int
+latin1PrintProduct(
+    const ut_unit* const* const	basicUnits,
+    const int* const		powers,
+    const int			count,
+    char* const			buf,
+    const size_t		max,
+    IdGetter			getId);
+static int
+utf8PrintProduct(
+    const ut_unit* const* const	basicUnits,
+    const int* const		powers,
+    const int			count,
+    char* const			buf,
+    const size_t		max,
+    IdGetter			getId);
+
+static ut_visitor	formatter;
+
+
+/*
+ * Returns a name for a unit.
+ *
+ * Arguments:
+ *	unit		Pointer to the unit to have it's name returned.
+ *	encoding	The encoding of the name to be returned.
+ * Returns:
+ *	NULL		A name is not available in the desired encoding.
+ *	else		Pointer to the name.
+ */
+static const char*
+getName(
+    const ut_unit* const	unit,
+    const ut_encoding	encoding)
+{
+    const char*	name;
+
+    name = ut_get_name(unit, encoding);
+
+    if (name == NULL)
+	name = ut_get_name(unit, UT_ASCII);
+
+    return name;
+}
+
+
+/*
+ * Returns a symbol for a unit.
+ *
+ * Arguments:
+ *	unit		Pointer to the unit to have it's symbol returned.
+ *	encoding	The encoding of the symbol to be returned.
+ * Returns:
+ *	NULL		A symbol is not available in the desired encoding.
+ *	else		Pointer to the symbol.
+ */
+static const char*
+getSymbol(
+    const ut_unit* const	unit,
+    const ut_encoding	encoding)
+{
+    const char*	symbol;
+
+    symbol = ut_get_symbol(unit, encoding);
+
+    if (symbol == NULL)
+	symbol = ut_get_symbol(unit, UT_ASCII);
+
+    return symbol;
+}
+
+
+/*
+ * Formats a unit.
+ *
+ * Arguments:
+ *	unit		Pointer to the unit to be formatted.
+ *	buf		Pointer to the buffer into which to print the formatted
+ *			unit.
+ *	size		Size of the buffer.
+ *	useNames	Use unit names rather than unit symbols.
+ *	getDefinition	Returns the definition of "unit" in terms of basic
+ *			units.
+ *	encoding	The type of encoding to use.
+ *	addParens	Whether or not to add bracketing parentheses if
+ *			whitespace is printed.
+ * Returns:
+ *	-1	        Failure:  "utFormStatus()" will be
+ *		            UT_BAD_ARG	"unit" is NULL or "buf" is NULL.
+ *	else	        Success. Number of bytes that would be printed if
+ *	                "size" were sufficiently large excluding the
+ *	                terminating NUL.
+ */
+static int
+format(
+    const ut_unit* const	unit,
+    char*		        buf,
+    size_t		        size,
+    const int		        useNames,
+    const int		        getDefinition,
+    ut_encoding		        encoding,
+    const int		        addParens)
+{
+    int	nchar = -1;	/* failure */
+
+    if (unit == NULL) {
+	ut_set_status(UT_BAD_ARG);
+	ut_handle_error_message("format(): NULL unit argument");
+    }
+    else if (buf == NULL) {
+	ut_set_status(UT_BAD_ARG);
+	ut_handle_error_message("format(): NULL buffer argument");
+    }
+    else {
+	FormatPar	formatPar;
+
+	formatPar.buf = buf;
+	formatPar.size = size;
+	formatPar.getId = useNames ? getName : getSymbol;
+	formatPar.getDefinition = getDefinition;
+	formatPar.encoding = encoding;
+	formatPar.printProduct =
+	    encoding == UT_ASCII
+		? asciiPrintProduct
+		: encoding == UT_LATIN1
+		    ? latin1PrintProduct
+		    : utf8PrintProduct;
+	formatPar.addParens = addParens;
+	formatPar.nchar = 0;
+
+	if (ut_accept_visitor(unit, &formatter, &formatPar) == UT_SUCCESS)
+	    nchar = formatPar.nchar;
+    }
+
+    return nchar;
+}
+
+
+/*******************************************************************************
+ * Basic-Unit Formatting:
+ ******************************************************************************/
+
+/*
+ * Prints a basic-unit.
+ *
+ * Arguments:
+ *	unit		The basic-unit to be printed.
+ *	buf		The buffer into which to print "unit".
+ *	size		The size of "buf".
+ * Returns:
+ *	-1		Failure.  The identifier for "unit" could not be
+ *			obtained.
+ *	else	        Success. Number of bytes that would be printed if
+ *	                "size" were sufficiently large excluding the
+ *	                terminating NUL.
+ */
+static int
+printBasic(
+    const ut_unit* const	unit,
+    char* const	        	buf,
+    const size_t        	size,
+    IdGetter	        	getId,
+    ut_encoding	        	encoding)
+{
+    const char* const	id = getId(unit, encoding);
+
+    return
+	id == NULL
+	    ? -1
+	    : snprintf(buf, size, "%s", id);
+}
+
+
+/*
+ * Formats a basic-unit.
+ *
+ * Arguments:
+ *	unit		The basic-unit to be formatted.
+ *	arg		The formatting parameters.
+ * Returns:
+ *	-1		Failure.  The identifier for "unit" could not be
+ *			obtained.
+ *	else	        Success. Number of bytes that would be printed if
+ *	                "size" were sufficiently large excluding the
+ *	                terminating NUL.
+ */
+static ut_status
+formatBasic(
+    const ut_unit* const	unit,
+    void*		        arg)
+{
+    FormatPar*	formatPar = (FormatPar*)arg;
+    int		nchar = printBasic(unit, formatPar->buf, formatPar->size,
+	formatPar->getId, formatPar->encoding);
+
+    formatPar->nchar = nchar < 0 ? nchar : formatPar->nchar + nchar;
+
+    return nchar < 0 ? UT_VISIT_ERROR : UT_SUCCESS;
+}
+
+
+/*******************************************************************************
+ * Product-Unit Formatting:
+ ******************************************************************************/
+
+/*
+ * Prints a product-unit using the ASCII character-set.
+ *
+ * Arguments:
+ *	basicUnits	Pointer to pointers to the basic-units that constitute
+ *			the product-unit.
+ *	powers		Pointer to the powers associated with each basic-unit.
+ *	count		The number of basic-units.
+ *	buf		Pointer to the buffer into which to print the basic-
+ *			units.
+ *	size		The size of "buf" in bytes.
+ *	getId		Returns the identifier for a unit.
+ * Returns:
+ *	-1		Failure.  See errno.
+ *	else	        Success. Number of bytes that would be printed if
+ *	                "size" were sufficiently large excluding the
+ *	                terminating NUL.
+ */
+static int
+asciiPrintProduct(
+    const ut_unit* const* const	basicUnits,
+    const int* const		powers,
+    const int			count,
+    char* const			buf,
+    size_t		        size,
+    IdGetter			getId)
+{
+    int		nchar = snprintf(buf, size, "%s", "");
+
+    if (nchar >= 0) {
+        int	i;
+
+        size = SUBTRACT_SIZET(size, nchar);
+
+        for (i = 0; i < count && nchar >= 0; i++) {
+            int	n;
+
+            /*
+             * Append separator if appropriate.
+             */
+            if (nchar > 0) {
+                n = RETURNS_NAME(getId)
+                    ? snprintf(buf+nchar, size, "%s", "-")
+                    : snprintf(buf+nchar, size, "%s", ".");
+
+                if (n < 0) {
+                    nchar = n;
+                    break;
+                }
+
+                nchar += n;
+                size = SUBTRACT_SIZET(size, n);
+            }
+
+            /*
+             * Append unit identifier.
+             */
+            n = printBasic(basicUnits[i], buf+nchar, size, getId, UT_ASCII);
+
+            if (n < 0) {
+                nchar = n;
+                break;
+            }
+
+            nchar += n;
+            size = SUBTRACT_SIZET(size, n);
+
+            /*
+             * Append exponent if appropriate.
+             */
+            if (powers[i] != 1) {
+                n = RETURNS_NAME(getId)
+                    ? snprintf(buf+nchar, size, "^%d", powers[i])
+                    : snprintf(buf+nchar, size, "%d", powers[i]);
+
+                if (n < 0) {
+                    nchar = n;
+                    break;
+                }
+
+                nchar += n;
+                size = SUBTRACT_SIZET(size, n);
+            }
+        }				/* loop over basic-units */
+    }				/* "buf" initialized */
+
+    return nchar;
+}
+
+
+/*
+ * Prints a product of basic-units using the UTF-8 character-set.
+ *
+ * Arguments:
+ *	basicUnits	Pointer to pointers to the basic-units whose product
+ *			is to be printed.
+ *	powers		Pointer to the powers associated with each basic-unit.
+ *	count		The number of basic-units.
+ *	buf		Pointer to the buffer into which to print the basic-
+ *			units.
+ *	size		The size of "buf" in bytes.
+ *	getId		Returns the identifier for a unit.
+ * Returns:
+ *	-1		Failure.  See errno.
+ *	else	        Success. Number of bytes that would be printed if
+ *	                "size" were sufficiently large excluding the
+ *	                terminating NUL.
+ */
+static int
+utf8PrintProduct(
+    const ut_unit* const* const	basicUnits,
+    const int* const		powers,
+    const int			count,
+    char* const			buf,
+    size_t		        size,
+    IdGetter			getId)
+{
+    int		nchar = snprintf(buf, size, "%s", "");
+
+    if (nchar >= 0) {
+        int	iBasic;
+
+        size = SUBTRACT_SIZET(size, nchar);
+
+        for (iBasic = 0; iBasic < count; iBasic++) {
+            int	power = powers[iBasic];
+
+            if (power != 0) {
+                /*
+                 * The current basic-unit must be printed.
+                 */
+                int	n;
+
+                if (nchar > 0) {
+                    /*
+                     * Append mid-dot separator.
+                     */
+                    n = snprintf(buf+nchar, size, "%s", "\xc2\xb7");
+
+                    if (n < 0) {
+                        nchar = n;
+                        break;
+                    }
+
+                    nchar += n;
+                    size = SUBTRACT_SIZET(size, n);
+                }
+
+                /*
+                 * Append unit identifier.
+                 */
+                n = printBasic(basicUnits[iBasic], buf+nchar, size, getId,
+                        UT_UTF8);
+
+                if (n < 0) {
+                    nchar = n;
+                    break;
+                }
+
+                nchar += n;
+                size = SUBTRACT_SIZET(size, n);
+
+                if (power != 1) {
+                    /*
+                     * Append exponent.
+                     */
+                    static const char*	exponentStrings[10] = {
+                        "\xe2\x81\xb0",	/* 0 */
+                        "\xc2\xb9",	/* 1 */
+                        "\xc2\xb2",	/* 2 */
+                        "\xc2\xb3",	/* 3 */
+                        "\xe2\x81\xb4",	/* 4 */
+                        "\xe2\x81\xb5",	/* 5 */
+                        "\xe2\x81\xb6",	/* 6 */
+                        "\xe2\x81\xb7",	/* 7 */
+                        "\xe2\x81\xb8",	/* 8 */
+                        "\xe2\x81\xb9",	/* 9 */
+                    };
+
+                    if (power < 0) {
+                        /*
+                         * Append superscript minus sign.
+                         */
+                        n = snprintf(buf+nchar, size, "%s", "\xe2\x81\xbb");
+
+                        if (n < 0) {
+                            nchar = n;
+                            break;
+                        }
+
+                        nchar += n;
+                        size = SUBTRACT_SIZET(size, n);
+                        power = -power;
+                    }
+
+                    /*
+                     * Append UTF-8 encoding of exponent magnitude.
+                     */
+                    {
+                        static int*	digit = NULL;
+
+                        digit = realloc(digit, (size_t)((sizeof(powers[0])*
+                                        CHAR_BIT*(M_LOG10E/M_LOG2E)) + 1));
+
+                        if (digit == NULL) {
+                            nchar = -1;
+                        }
+                        else {
+                            int	idig = 0;
+
+                            for (; power > 0; power /= 10)
+                                digit[idig++] = power % 10;
+
+                            while (idig-- > 0) {
+                                n = snprintf(buf+nchar, size, "%s",
+                                        exponentStrings[digit[idig]]);
+
+                                if (n < 0) {
+                                    nchar = n;
+                                    break;
+                                }
+
+                                nchar += n;
+                                size = SUBTRACT_SIZET(size, n);
+                            }
+
+                            if (nchar < 0)
+                                break;
+                        }
+                    }		/* exponent digits block */
+                }		/* must print exponent */
+            }			/* must print basic-unit */
+        }				/* loop over basic-units */
+    }				/* "buf" initialized */
+
+    return nchar;
+}
+
+
+static const int*	globalPowers = NULL;
+
+
+static int
+compareExponents(
+    const void*	i,
+    const void*	j)
+{
+    return globalPowers[*(const int*)j] - globalPowers[*(const int*)i];
+}
+
+
+/*
+ * Returns the order of basic-unit powers in decreasing order.
+ *
+ * Arguments:
+ *	powers		Pointer to the powers of the basic-units.
+ *	count		The number of powers.
+ *	positiveCount	Pointer to pointer to the number of positive powers.
+ *			Set on and only on success.
+ *	negativeCount	Pointer to pointer to the number of negative powers.
+ *			Set on and only on success.
+ * Returns:
+ *	NULL		Failure.  See errno.
+ *	else		Success.  Pointer to indexes of "powers" in decreasing
+ *			order.
+ */
+static void
+getBasicOrder(
+    const int* const	powers,
+    const int		count,
+    int* const		order,
+    int* const		positiveCount,
+    int* const		negativeCount)
+{
+    int		nNeg = 0;
+    int		nPos = 0;
+    int		n = 0;
+    int		i;
+
+    for (i = 0; i < count; i++) {
+	if (powers[i] < 0) {
+	    ++nNeg;
+	    order[n++] = i;
+	}
+	else if (powers[i] > 0) {
+	    ++nPos;
+	    order[n++] = i;
+	}
+    }
+
+    *negativeCount = nNeg;
+    *positiveCount = nPos;
+    globalPowers = powers;
+
+    qsort(order, n, sizeof(int), compareExponents);
+}
+
+
+/*
+ * Prints the product of a set of basic-units using the ISO-8859-1 (Latin-1)
+ * character-set.
+ *
+ * Arguments:
+ *	buf		Pointer to the buffer into which to print the basic-
+ *			units.
+ *	size		The size of "buf" in bytes.
+ *	basicUnits	Pointer to pointers to the basic-units.
+ *	powers		Pointer to the powers associated with each basic-unit.
+ *	order		Pointer to indexes of "powers".  "order[i]" is the
+ *			index of "basicUnits" and "powers" for the "i"th
+ *			position.
+ *	count		The number of basic-units.
+ *	getId		Returns the identifier for a unit.
+ * Returns:
+ *	-1		Failure.  See errno.
+ *	else	        Success. Number of bytes that would be printed if
+ *	                "size" were sufficiently large excluding the
+ *	                terminating NUL.
+ */
+static int
+latin1PrintBasics(
+    char* const			buf,
+    size_t			size,
+    const ut_unit* const*	basicUnits,
+    const int* const		powers,
+    const int* const		order,
+    const int			count,
+    IdGetter			getId)
+{
+    int	needSeparator = 0;
+    int	nchar = 0;
+    int	i;
+
+    for (i = 0; i < count; i++) {
+	int	n;
+	int	j = order[i];
+	int	power = ABS(powers[j]);
+
+	if (power != 0) {
+	    if (needSeparator) {
+		n = snprintf(buf+nchar, size, "%s", "\xb7");	/* raised dot */
+
+		if (n < 0) {
+		    nchar = n;
+		    break;
+		}
+
+		nchar += n;
+                size = SUBTRACT_SIZET(size, n);
+	    }
+
+            /*
+             * Append unit identifier.
+             */
+            n = printBasic(basicUnits[j], buf+nchar, size, getId, UT_LATIN1);
+
+            if (n < 0) {
+                nchar = n;
+                break;
+            }
+
+            nchar += n;
+            size = SUBTRACT_SIZET(size, n);
+            needSeparator = 1;
+
+            /*
+             * Append exponent if appropriate.
+             */
+            if (power != 1) {
+                n = snprintf(buf+nchar, size, "%s",
+                    power == 2 ? "\xb2" : "\xb3");	/* superscript 2, superscript 3 */
+
+                if (n < 0) {
+                    nchar = n;
+                    break;
+                }
+
+                nchar += n;
+                size = SUBTRACT_SIZET(size, n);
+            }
+	}		/* exponent not zero */
+    }			/* loop over positive exponents */
+
+    return nchar;
+}
+
+
+/*
+ * Prints a product-unit using the ISO-8859-1 (Latin-1) character-set.
+ *
+ * Arguments:
+ *	basicUnits	Pointer to pointers to the basic-units that constitute
+ *			the product-unit.
+ *	powers		Pointer to the powers associated with each basic-unit.
+ *	count		The number of basic-units.
+ *	buf		Pointer to the buffer into which to print the basic-
+ *			units.
+ *	size		The size of "buf" in bytes.
+ *	getId		Returns the identifier for a unit.
+ * Returns:
+ *	-1		Failure.  See errno.
+ *	else	        Success. Number of bytes that would be printed if
+ *	                "size" were sufficiently large excluding the
+ *	                terminating NUL.
+ */
+static int
+latin1PrintProduct(
+    const ut_unit* const* const	basicUnits,
+    const int* const		powers,
+    const int			count,
+    char* const			buf,
+    size_t		        size,
+    IdGetter			getId)
+{
+    int				nchar;
+    int				i;
+
+    for (i = 0; i < count; i++)
+	if (powers[i] < -3 || powers[i] > 3)
+	    break;
+
+    if (i < count) {
+	/*
+	 * At least one exponent can't be represented in ISO 8859-1.  Use
+	 * the ASCII encoding instead.
+	 */
+	nchar = asciiPrintProduct(basicUnits, powers, count, buf, size, getId);
+    }
+    else {
+	int		positiveCount;
+	int		negativeCount;
+	int*		order = malloc(count*sizeof(int));
+
+	if (order == NULL) {
+	    nchar = -1;
+	}
+	else {
+	    getBasicOrder(powers, count, order, &positiveCount, &negativeCount);
+
+            nchar = snprintf(buf, size, "%s", "");
+
+            if (nchar >= 0 && (positiveCount + negativeCount > 0)) {
+                int		n;
+
+                size = SUBTRACT_SIZET(size, nchar);
+
+                if (positiveCount == 0) {
+                    n = snprintf(buf+nchar, size, "%s", "1");
+                    if (0 > n) {
+                        nchar = n;
+                    }
+                    else {
+                        nchar += n;
+                        size = SUBTRACT_SIZET(size, n);
+                    }
+                }
+                else {
+                    n = latin1PrintBasics(buf+nchar, size, basicUnits,
+                            powers, order, positiveCount, getId);
+                    if (0 > n) {
+                        nchar = n;
+                    }
+                    else {
+                        nchar += n;
+                        size = SUBTRACT_SIZET(size, n);
+                    }
+                }
+
+                if (nchar >= 0 && negativeCount > 0) {
+                    n = snprintf(buf+nchar, size, "%s",
+                        negativeCount == 1 ? "/" : "/(");
+                    if (0 > n) {
+                        nchar = n;
+                    }
+                    else {
+                        nchar += n;
+                        size = SUBTRACT_SIZET(size, n);
+
+                        n = latin1PrintBasics(buf+nchar, size, basicUnits,
+                                powers, order+positiveCount, negativeCount,
+                                getId);
+                        if (0 > n) {
+                            nchar = n;
+                        }
+                        else {
+                            nchar += n;
+                            size = SUBTRACT_SIZET(size, n);
+
+                            if (negativeCount > 1) {
+                                n = snprintf(buf+nchar, size, "%s", ")");
+                                if (0 > n) {
+                                    nchar = n;
+                                }
+                                else {
+                                    nchar += n;
+                                    size = SUBTRACT_SIZET(size, n);
+                                }
+                            }
+                        }
+                    }		        /* solidus appended */
+                }			/* positive exponents printed */
+            }				/* "buf" initialized */
+
+	    (void)free(order);
+	}				/* "order" allocated */
+    }					/* using Latin-1 encoding */
+
+    return nchar;
+}
+
+
+/*
+ * Prints a product-unit.
+ *
+ * Arguments:
+ *	unit		Pointer to the product-unit to be formatted.
+ *	count		The number of basic-units that constitute the 
+ *			product-unit.
+ *	basicUnits	Pointer to pointers to the basic-units that constitute
+ *			the product-unit.
+ *	powers		Pointer to the powers associated with each basic-unit
+ *			of "basicUnits".
+ *	arg		The formatting parameters.
+ * Returns:
+ *	-1		Failure.  See errno.
+ *	else	        Success. Number of bytes that would be printed if
+ *	                "size" were sufficiently large excluding the
+ *	                terminating NUL.
+ */
+static ut_status
+formatProduct(
+    const ut_unit* const	unit,
+    const int			count,
+    const ut_unit* const* const	basicUnits,
+    const int* const		powers,
+    void*			arg)
+{
+    FormatPar*	formatPar = (FormatPar*)arg;
+    int		nchar;
+
+    if (ut_compare(unit,
+	    ut_get_dimensionless_unit_one(ut_get_system(unit))) == 0) {
+	/*
+	 * The dimensionless unit one is special.
+	 */
+	(void)strncpy(formatPar->buf, "1", formatPar->size);
+	nchar = formatPar->size > 0 ? 1 : 0;
+    }
+    else {
+	if (formatPar->getDefinition) {
+	    nchar = formatPar->printProduct(basicUnits, powers, count,
+		formatPar->buf, formatPar->size, formatPar->getId);
+	}
+	else {
+            const char*	id = formatPar->getId(unit, formatPar->encoding);
+
+            nchar = 
+                id == NULL
+                    ? formatPar->printProduct(basicUnits, powers, count,
+                        formatPar->buf, formatPar->size, formatPar->getId)
+                    : snprintf(formatPar->buf, formatPar->size, "%s", id);
+	}
+    }
+    formatPar->nchar = nchar < 0 ? nchar : formatPar->nchar + nchar;
+
+    return nchar < 0 ? UT_VISIT_ERROR : UT_SUCCESS;
+}
+
+
+/*******************************************************************************
+ * Galilean-Unit Formatting:
+ ******************************************************************************/
+
+/*
+ * Prints a Galilean-unit.
+ *
+ * Arguments:
+ *	scale		The number of "unit"s in the Galilean-unit.
+ *	unit		Pointer to the unit underlying the Galilean-unit.
+ *	offset		The offset of the Galilean-unit in units of "unit".
+ *	buf		Pointer to the buffer into which to print the Galilean-
+ *			unit.
+ *	size		The size of "buf" in bytes.
+ *	getId		Returns the identifier for a unit.
+ *	getDefinition	Returns the definition of "unit" in terms of basic
+ *			units.
+ *	encoding	The type of encoding to use.
+ *	addParens	Whether or not to add bracketing parentheses if 
+ *			whitespace is printed.
+ * Returns:
+ *	-1		Failure.  See errno.
+ *	else	        Success. Number of bytes that would be printed if
+ *	                "size" were sufficiently large excluding the
+ *	                terminating NUL.
+ */
+static int
+printGalilean(
+    double                  scale,
+    const ut_unit* const    unit,
+    double                  offset,
+    char* const             buf,
+    size_t                  size,
+    IdGetter                getId,
+    const int               getDefinition,
+    const ut_encoding       encoding,
+    const int               addParens)
+{
+    int			n;
+    int			nchar = 0;
+    int			needParens = 0;
+
+    if (scale != 1) {
+        needParens = addParens;
+        n = snprintf(buf, size, needParens ? "(%.*g " : "%.*g ", DBL_DIG,
+                scale);
+        if (0 > n) {
+            nchar = n;
+        }
+        else {
+            nchar += n;
+            size = SUBTRACT_SIZET(size, n);
+        }
+    }
+
+    if (0 <= nchar) {
+        n = format(unit, buf+nchar, size, RETURNS_NAME(getId),
+                getDefinition, encoding, 1);
+
+        if (n < 0) {
+            nchar = n;
+        }
+        else {
+            nchar += n;
+            size = SUBTRACT_SIZET(size, n);
+
+            if (offset != 0) {
+                needParens = addParens;
+                n = RETURNS_NAME(getId)
+                    ? snprintf(buf+nchar, size, " from %.*g", DBL_DIG,
+                            offset)
+                    : snprintf(buf+nchar, size, " @ %.*g", DBL_DIG, offset);
+                if (0 > n) {
+                    nchar = n;
+                }
+                else {
+                    nchar += n;
+                    size = SUBTRACT_SIZET(size, n);
+                }
+            }			/* non-zero offset */
+
+            if (nchar >= 0) {
+                if (needParens) {
+                    n = snprintf(buf+nchar, size, "%s", ")");
+                    if (0 > n) {
+                        nchar = n;
+                    }
+                    else {
+                        nchar += n;
+                        size = SUBTRACT_SIZET(size, n);
+                    }
+                }
+            }			        /* printed offset if appropriate */
+        }				/* underlying unit printed */
+    }				        /* scale printed if appropriate */
+
+    return nchar;
+}
+
+
+/*
+ * Formats a Galilean-unit.
+ *
+ * Arguments:
+ *	unit		Pointer to the Galilean-unit to be formatted.
+ *	scale		The number of "underlyingUnit"s in "unit".
+ *	underlyingUnit	Pointer to the unit that underlies "unit".
+ *	offset		The offset of "unit" in units of "underlyingUnit".
+ *	arg		Pointer to the formatting parameters.
+ * Returns:
+ *	-1		Failure.  See errno.
+ *	else	        Success. Number of bytes that would be printed if
+ *	                "size" were sufficiently large excluding the
+ *	                terminating NUL.
+ */
+static ut_status
+formatGalilean(
+    const ut_unit* const	unit,
+    const double	        scale,
+    const ut_unit* const	underlyingUnit,
+    double		        offset,
+    void*		        arg)
+{
+    FormatPar*	formatPar = (FormatPar*)arg;
+    int		nchar;
+
+    if (formatPar->getDefinition) {
+	nchar = printGalilean(scale, underlyingUnit, offset, formatPar->buf,
+	    formatPar->size, formatPar->getId, formatPar->getDefinition,
+	    formatPar->encoding, formatPar->addParens);
+    }
+    else {
+	const char*	id = formatPar->getId(unit, formatPar->encoding);
+
+	nchar = 
+	    id == NULL
+		? printGalilean(scale, underlyingUnit, offset, formatPar->buf,
+		    formatPar->size, formatPar->getId, formatPar->getDefinition,
+		    formatPar->encoding, formatPar->addParens)
+		: snprintf(formatPar->buf, formatPar->size, "%s", id);
+    }
+
+    formatPar->nchar = nchar < 0 ? nchar : formatPar->nchar + nchar;
+
+    return nchar < 0 ? UT_VISIT_ERROR : UT_SUCCESS;
+}
+
+
+/*******************************************************************************
+ * Timestamp-Unit Formatting:
+ ******************************************************************************/
+
+/*
+ * Prints a timestamp-unit.
+ *
+ * Arguments:
+ *	underlyingUnit	Pointer to the unit underlying the timestamp-unit.
+ *	year		The UTC year of the origin.
+ *	month		The UTC month of the origin (1 through 12).
+ *	day		The UTC day of the origin (1 through 32).
+ *	hour		The UTC hour of the origin (0 through 23).
+ *	minute		The UTC minute of the origin (0 through 59).
+ *	second		The UTC second of the origin (0 through 60).
+ *	resolution	The resolution of the origin in seconds.
+ *	buf		Pointer to the buffer into which to print the
+ *			timestamp-unit.
+ *	size		The size of "buf" in bytes.
+ *	getId		Returns the identifier for a unit.
+ *	getDefinition	Returns the definition of "unit" in terms of basic
+ *			units.
+ *	encoding	The type of encoding to use.
+ *	addParens	Whether or not to add bracketing parentheses if 
+ *			whitespace is printed.
+ * Returns:
+ *	-1		Failure.  See errno.
+ *	else	        Success. Number of bytes that would be printed if
+ *	                "size" were sufficiently large excluding the
+ *	                terminating NUL.
+ */
+static int
+printTimestamp(
+    const ut_unit* const	underlyingUnit,
+    const int		year,
+    const int		month,
+    const int		day,
+    const int		hour,
+    const int		minute,
+    const double	second,
+    const double	resolution,
+    char* const		buf,
+    size_t	        size,
+    IdGetter		getId,
+    const int		getDefinition,
+    const ut_encoding	encoding,
+    const int		addParens)
+{
+    int		n;
+    int		nchar = 0;
+
+    if (addParens) {
+	n = snprintf(buf, size, "%s", "(");
+        if (0 > n) {
+            nchar = -1;
+        }
+        else {
+            nchar += n;
+            size = SUBTRACT_SIZET(size, n);
+        }
+    }
+
+    if (nchar >= 0) {
+	int	useNames = RETURNS_NAME(getId);
+
+        n = format(underlyingUnit, buf+nchar, size, useNames, getDefinition,
+                encoding, 1);
+	nchar = n < 0 ? n : nchar + n;
+
+	if (nchar >= 0) {
+	    int	useSeparators = useNames || year < 1000 || year > 9999;
+
+	    n =  snprintf(buf+nchar, size,
+		useSeparators
+		    ? " %s %d-%02d-%02d %02d:%02d"
+		    : " %s %d%02d%02dT%02d%02d",
+		useNames ? "since" : "@",
+		year, month, day, hour, minute);
+            if (0 > n) {
+                nchar = -1;
+            }
+            else {
+                nchar += n;
+                size = SUBTRACT_SIZET(size, n);
+            }
+
+	    if (nchar >= 0) {
+		int	decimalCount = -(int)floor(log10(resolution));
+
+		if (decimalCount > -2) {
+		    n = snprintf(buf+nchar, size,
+			    useSeparators ? ":%0*.*f" : "%0*.*f",
+			    decimalCount+3, decimalCount, second);
+                    if (0 > n) {
+                        nchar = -1;
+                    }
+                    else {
+                        nchar += n;
+                        size = SUBTRACT_SIZET(size, n);
+                    }
+		}			/* sufficient precision for seconds */
+
+		if (nchar >= 0) {
+                    n = snprintf(buf+nchar, size, "%s", 
+                            addParens ? " UTC)" : " UTC");
+                    if (0 > n) {
+                        nchar = -1;
+                    }
+                    else {
+                        nchar += n;
+                        size = SUBTRACT_SIZET(size, n);
+                    }
+		}			/* printed seconds if appropriate */
+	    }				/* printed year through minute */
+	}				/* underlying unit printed */
+    }					/* leading "(" printed if appropriate */
+
+    return nchar;
+}
+
+
+/*
+ * Formats a timestamp-unit.
+ *
+ * Arguments:
+ *	unit		Pointer to the timestamp-unit to be formatted.
+ *	underlyingUnit	Pointer to the unit that underlies "unit".
+ *      origin          The encoded origin of the timestamp-unit.
+ *	arg		Pointer to the formatting parameters.
+ * Returns:
+ *	-1		Failure.  See errno.
+ *	else	        Success. Number of bytes that would be printed if
+ *	                "size" were sufficiently large excluding the
+ *	                terminating NUL.
+ */
+static ut_status
+formatTimestamp(
+    const ut_unit* const	unit,
+    const ut_unit* const	underlyingUnit,
+    const double		origin,
+    void*			arg)
+{
+    FormatPar*  	formatPar = (FormatPar*)arg;
+    int 		nchar;
+    int		        year;
+    int		        month;
+    int		        day;
+    int		        hour;
+    int		        minute;
+    double      	second;
+    double              resolution;
+
+    ut_decode_time(origin, &year, &month, &day, &hour, &minute, &second,
+        &resolution);
+
+    if (formatPar->getDefinition) {
+	nchar = printTimestamp(underlyingUnit, year, month, day, hour, minute,
+	    second, resolution, formatPar->buf, formatPar->size,
+	    formatPar->getId, formatPar->getDefinition, formatPar->encoding,
+	    formatPar->addParens);
+    }
+    else {
+	const char*	id = formatPar->getId(unit, formatPar->encoding);
+
+	nchar = 
+	    id == NULL
+		? printTimestamp(underlyingUnit, year, month, day, hour, minute,
+		    second, resolution, formatPar->buf, formatPar->size,
+		    formatPar->getId, formatPar->getDefinition,
+		    formatPar->encoding, formatPar->addParens)
+		: snprintf(formatPar->buf, formatPar->size, "%s", id);
+    }
+
+    formatPar->nchar = nchar < 0 ? nchar : formatPar->nchar + nchar;
+
+    return nchar < 0 ? UT_VISIT_ERROR : UT_SUCCESS;
+}
+
+
+/*******************************************************************************
+ * Logarithmic-Unit Formatting:
+ ******************************************************************************/
+
+/*
+ * Prints a logarithmic-unit.
+ *
+ * Arguments:
+ *      base            The base of the logarithm (e.g., 2, M_E, 10).
+ *	reference	Pointer to the reference-level of the logarithmic-unit.
+ *	buf		Pointer to the buffer into which to print the
+ *			logarithmic-unit.
+ *	size		The size of "buf" in bytes.
+ *	getId		Returns the identifier for a unit.
+ *	getDefinition	Returns the definition of "unit" in terms of basic
+ *			units.
+ *	encoding	The type of encoding to use.
+ *	addParens	Whether or not to add bracketing parentheses if 
+ *			whitespace is printed.
+ * Returns:
+ *	-1		Failure.  See errno.
+ *	else	        Success. Number of bytes that would be printed if
+ *	                "size" were sufficiently large excluding the
+ *	                terminating NUL.
+ */
+static int
+printLogarithmic(
+    const double	        base,
+    const ut_unit* const	reference,
+    char*	        	buf,
+    size_t        	        size,
+    IdGetter	        	getId,
+    const int	        	getDefinition,
+    const ut_encoding   	encoding,
+    const int	        	addParens)
+{
+    char	refSpec[512];
+    int		nchar = format(reference, refSpec, sizeof(refSpec)-1,
+	RETURNS_NAME(getId), getDefinition, encoding, 0);
+
+    if (nchar >= 0) {
+	const char*	amount;
+
+	refSpec[nchar] = 0;
+	amount = isalpha(refSpec[0]) ? "1 " : "";
+
+	if (base == 2) {
+	    nchar = snprintf(buf, size, "lb(re %s%s)", amount, refSpec);
+	}
+	else if (base == M_E) {
+	    nchar = snprintf(buf, size, "ln(re %s%s)", amount, refSpec);
+	}
+	else if (base == 10) {
+	    nchar = snprintf(buf, size, "lg(re %s%s)", amount, refSpec);
+	}
+	else {
+	    nchar = snprintf(buf, size,
+		addParens ? "(%.*g ln(re %s%s))" : "%.*g ln(re %s%s)",
+		DBL_DIG, 1/log(base), amount, refSpec);
+	}
+    }					/* printed reference unit */
+
+    return nchar;
+}
+
+
+/*
+ * Formats a logarithmic-unit.
+ *
+ * Arguments:
+ *	unit		Pointer to the logarithmic-unit to be formatted.
+ *      base            The base of the logarithm (e.g., 2, M_E, 10).
+ *	reference	Pointer to the reference-level of "unit".
+ *	arg		Pointer to the formatting parameters.
+ * Returns:
+ *	UT_VISIT_ERROR	Failure.
+ *	UT_SUCCESS	Success.
+ */
+static ut_status
+formatLogarithmic(
+    const ut_unit* const	unit,
+    const double        	base,
+    const ut_unit* const	reference,
+    void*	        	arg)
+{
+    FormatPar*	formatPar = (FormatPar*)arg;
+    int		nchar;
+
+    if (formatPar->getDefinition) {
+	nchar = printLogarithmic(base, reference, formatPar->buf,
+	    formatPar->size, formatPar->getId, formatPar->getDefinition,
+	    formatPar->encoding, formatPar->addParens);
+    }
+    else {
+	const char*	id = formatPar->getId(unit, formatPar->encoding);
+
+	nchar = 
+	    id == NULL
+		? printLogarithmic(base, reference, formatPar->buf,
+		    formatPar->size, formatPar->getId, formatPar->getDefinition,
+		    formatPar->encoding, formatPar->addParens)
+		: snprintf(formatPar->buf, formatPar->size, "%s", id);
+    }
+
+    formatPar->nchar = nchar < 0 ? nchar : formatPar->nchar + nchar;
+
+    return nchar < 0 ? UT_VISIT_ERROR : UT_SUCCESS;
+}
+
+
+/*******************************************************************************
+ * This module as a unit-visitor:
+ ******************************************************************************/
+
+static ut_visitor	formatter = {
+    formatBasic,
+    formatProduct,
+    formatGalilean,
+    formatTimestamp,
+    formatLogarithmic
+};
+
+
+
+/******************************************************************************
+ * Public API:
+ ******************************************************************************/
+
+/*
+ * Formats a unit.
+ *
+ * Arguments:
+ *	unit		Pointer to the unit to be formatted.
+ *	buf		Pointer to the buffer into which to format "unit".
+ *	size		Size of the buffer in bytes.
+ *	opts		Formatting options: bitwise-OR of zero or more of the
+ *			following:
+ *			    UT_NAMES		Use unit names instead of
+ *						symbols
+ *                          UT_DEFINITION       The formatted string should be
+ *                                              the definition of "unit" in
+ *                                              terms of basic-units instead of
+ *						stopping any expansion at the
+ *						highest level possible.
+ *			    UT_ASCII		The string should be formatted
+ *						using the ASCII character set
+ *						(default).
+ *			    UT_LATIN1		The string should be formatted
+ *						using the ISO Latin-1 (alias
+ *						ISO-8859-1) character set.
+ *			    UT_UTF8		The string should be formatted
+ *						using the UTF-8 character set.
+ *			UT_LATIN1 and UT_UTF8 are mutually exclusive: they may
+ *			not both be specified.
+ * Returns:
+ *	-1		Failure:  "ut_get_status()" will be
+ *			    UT_BAD_ARG		"unit" or "buf" is NULL, or both
+ *                                              UT_LATIN1 and UT_UTF8 specified.
+ *			    UT_CANT_FORMAT	"unit" can't be formatted in
+ *						the desired manner.
+ *	else	        Success. Number of bytes that would be printed if
+ *	                "size" were sufficiently large excluding the
+ *	                terminating NUL.
+ */
+int
+ut_format(
+    const ut_unit* const	unit,
+    char*		        buf,
+    size_t		        size,
+    unsigned		        opts)
+{
+    int			nchar = -1;	/* failure */
+    const int		useNames = opts & UT_NAMES;
+    const int		getDefinition = opts & UT_DEFINITION;
+    const ut_encoding	encoding =
+        (ut_encoding)(opts & (unsigned)(UT_ASCII | UT_LATIN1 | UT_UTF8));
+
+    if (unit == NULL || buf == NULL) {
+	ut_set_status(UT_BAD_ARG);
+	ut_handle_error_message("NULL argument");
+    }
+    else if ((encoding & UT_LATIN1) && (encoding & UT_UTF8)) {
+	ut_set_status(UT_BAD_ARG);
+	ut_handle_error_message("Both UT_LATIN1 and UT_UTF8 specified");
+    }
+    else {
+	nchar = format(unit, buf, size, useNames, getDefinition, encoding, 0);
+
+	if (nchar < 0) {
+	    ut_set_status(UT_CANT_FORMAT);
+	    ut_handle_error_message("Couldn't format unit");
+	}
+	else {
+	    ut_set_status(UT_SUCCESS);
+	}
+    }
+
+    return nchar;
+}
diff --git a/lib/idToUnitMap.c b/lib/idToUnitMap.c
new file mode 100644
index 0000000..f2d04b0
--- /dev/null
+++ b/lib/idToUnitMap.c
@@ -0,0 +1,561 @@
+/*
+ * Copyright 2013 University Corporation for Atmospheric Research
+ *
+ * This file is part of the UDUNITS-2 package.  See the file COPYRIGHT
+ * in the top-level source-directory of the package for copying and
+ * redistribution conditions.
+ */
+/*
+ * Identifier-to-unit map.
+ */
+
+/*LINTLIBRARY*/
+
+#ifndef	_XOPEN_SOURCE
+#   define _XOPEN_SOURCE 500
+#endif
+
+#include <assert.h>
+#ifdef _MSC_VER
+#include "tsearch.h"
+#else
+#include <search.h>
+#endif
+
+#include <stdlib.h>
+
+#include <string.h>
+#ifndef _MSC_VER
+#include <strings.h>
+#endif
+
+#include "udunits2.h"
+#include "unitAndId.h"
+#include "systemMap.h"
+
+typedef struct {
+    int			(*compare)(const void*, const void*);
+    void*		tree;
+} IdToUnitMap;
+
+static SystemMap*	systemToNameToUnit;
+static SystemMap*	systemToSymbolToUnit;
+
+
+static int
+sensitiveCompare(
+    const void* const	node1,
+    const void* const	node2)
+{
+    return strcmp(((const UnitAndId*)node1)->id, 
+	((const UnitAndId*)node2)->id);
+}
+
+
+static int
+insensitiveCompare(
+    const void* const	node1,
+    const void* const	node2)
+{
+    return strcasecmp(((const UnitAndId*)node1)->id, 
+	((const UnitAndId*)node2)->id);
+}
+
+
+static IdToUnitMap*
+itumNew(
+    int		(*compare)(const void*, const void*))
+{
+    IdToUnitMap*	map = (IdToUnitMap*)malloc(sizeof(IdToUnitMap));
+
+    if (map != NULL) {
+	map->tree = NULL;
+	map->compare = compare;
+    }
+
+    return map;
+}
+
+
+/*
+ * Frees an identifier-to-unit map.  All entries are freed.
+ *
+ * Arguments:
+ *	map		Pointer to the identifier-to-unit map.
+ * Returns:
+ */
+static void
+itumFree(
+    IdToUnitMap*	map)
+{
+    if (map != NULL) {
+	while (map->tree != NULL) {
+	    UnitAndId*	uai = *(UnitAndId**)map->tree;
+
+	    (void)tdelete(uai, &map->tree, map->compare);
+	    uaiFree(uai);
+	}
+
+	free(map);
+    }					/* valid arguments */
+}
+
+
+/*
+ * Adds an entry to an identifier-to-unit map.
+ *
+ * Arguments:
+ *	map		The database.
+ *	id		The identifier.  May be freed upon return.
+ *	unit		The unit.  May be freed upon return.
+ * Returns:
+ *	UT_OS		Operating-system error.  See "errno".
+ *	UT_EXISTS	"id" already maps to a different unit.
+ *	UT_SUCCESS	Success.
+ */
+static ut_status
+itumAdd(
+    IdToUnitMap*		map,
+    const char* const		id,
+    const ut_unit* const	unit)
+{
+    ut_status		status;
+    UnitAndId*		targetEntry;
+
+    assert(map != NULL);
+    assert(id != NULL);
+    assert(unit != NULL);
+
+    targetEntry = uaiNew(unit, id);
+
+    if (targetEntry != NULL) {
+	UnitAndId**	treeEntry = tsearch(targetEntry, &map->tree,
+	    map->compare);
+
+	if (treeEntry == NULL) {
+	    uaiFree(targetEntry);
+	    status = UT_OS;
+	}
+	else {
+	    if (ut_compare((*treeEntry)->unit, unit) == 0) {
+		status = UT_SUCCESS;
+	    }
+	    else {
+		status = UT_EXISTS;
+                ut_set_status(status);
+		ut_handle_error_message(
+		    "\"%s\" already maps to existing but different unit", id);
+	    }
+
+            if (targetEntry != *treeEntry)
+                uaiFree(targetEntry);
+	}				/* found entry */
+    }					/* "targetEntry" allocated */
+
+    return status;
+}
+
+
+/*
+ * Removes an entry to an identifier-to-unit map.
+ *
+ * Arguments:
+ *	map		The database.
+ *	id		The identifier.  May be freed upon return.
+ * Returns:
+ *	UT_SUCCESS	Success.
+ */
+static ut_status
+itumRemove(
+    IdToUnitMap*	map,
+    const char* const	id)
+{
+    UnitAndId		targetEntry;
+    UnitAndId**		treeEntry;
+
+    assert(map != NULL);
+    assert(id != NULL);
+    
+    targetEntry.id = (char*)id;
+    treeEntry = tfind(&targetEntry, &map->tree, map->compare);
+
+    if (treeEntry != NULL) {
+	UnitAndId*	uai = *treeEntry;
+
+	(void)tdelete(uai, &map->tree, map->compare);
+	uaiFree(uai);
+    }
+
+    return UT_SUCCESS;
+}
+
+
+/*
+ * Finds the entry in an identifier-to-unit map that corresponds to an
+ * identifer.
+ *
+ * Arguments:
+ *	map	The identifier-to-unit map.
+ *	id	The identifier to be used as the key in the search.
+ * Returns:
+ *	NULL	Failure.  "map" doesn't contain an entry that corresponds
+ *		to "id".
+ *	else	Pointer to the entry corresponding to "id".
+ */
+static const UnitAndId*
+itumFind(
+    IdToUnitMap*	map,
+    const char* const	id)
+{
+    UnitAndId*		entry = NULL;	/* failure */
+    UnitAndId		targetEntry;
+    UnitAndId**		treeEntry;
+
+    assert(map != NULL);
+    assert(id != NULL);
+
+    targetEntry.id = (char*)id;
+    treeEntry = tfind(&targetEntry, &map->tree, map->compare);
+
+    if (treeEntry != NULL)
+	entry = *treeEntry;
+
+    return entry;
+}
+
+
+/*
+ * Adds to a particular unit-system a mapping from an identifier to a unit.
+ *
+ * Arguments:
+ *	systemMap	Address of the pointer to the system-map.
+ *	id		Pointer to the identifier.  May be freed upon return.
+ *	unit		Pointer to the unit.  May be freed upon return.
+ *	compare		Pointer to comparison function for unit-identifiers.
+ * Returns:
+ *	UT_BAD_ARG	"id" is NULL or "unit" is NULL.
+ *	UT_OS		Operating-sytem failure.  See "errno".
+ *	UT_SUCCESS	Success.
+ */
+static ut_status
+mapIdToUnit(
+    SystemMap** const		systemMap,
+    const char* const		id,
+    const ut_unit* const	unit,
+    int				(*compare)(const void*, const void*))
+{
+    ut_status		status = UT_SUCCESS;
+
+    if (id == NULL) {
+	status = UT_BAD_ARG;
+    }
+    else if (unit == NULL) {
+	status = UT_BAD_ARG;
+    }
+    else {
+	ut_system*	system = ut_get_system(unit);
+
+	if (*systemMap == NULL) {
+	    *systemMap = smNew();
+
+	    if (*systemMap == NULL)
+		status = UT_OS;
+	}
+
+	if (*systemMap != NULL) {
+	    IdToUnitMap** const	idToUnit =
+		(IdToUnitMap**)smSearch(*systemMap, system);
+
+	    if (idToUnit == NULL) {
+		status = UT_OS;
+	    }
+	    else {
+		if (*idToUnit == NULL) {
+		    *idToUnit = itumNew(compare);
+
+		    if (*idToUnit == NULL)
+			status = UT_OS;
+		}
+
+		if (*idToUnit != NULL)
+		    status = itumAdd(*idToUnit, id, unit);
+	    }				/* have system-map entry */
+	}				/* have system-map */
+    }					/* valid arguments */
+
+    return status;
+}
+
+
+/*
+ * Removes the mapping from an identifier to a unit.
+ *
+ * Arguments:
+ *	systemMap	Address of the pointer to the system-map.
+ *	id		Pointer to the identifier.  May be freed upon return.
+ *	system		Pointer to the unit-system associated with the mapping.
+ * Returns:
+ *	UT_BAD_ARG	"id" is NULL, "system" is NULL, or "compare" is NULL.
+ *	UT_SUCCESS	Success.
+ */
+static ut_status
+unmapId(
+    SystemMap* const	systemMap,
+    const char* const	id,
+    ut_system*		system)
+{
+    ut_status		status;
+
+    if (systemMap == NULL || id == NULL || system == NULL) {
+	status = UT_BAD_ARG;
+    }
+    else {
+	IdToUnitMap** const	idToUnit =
+	    (IdToUnitMap**)smFind(systemMap, system);
+
+	status = 
+	    (idToUnit == NULL || *idToUnit == NULL)
+		? UT_SUCCESS
+		: itumRemove(*idToUnit, id);
+    }					/* valid arguments */
+
+    return status;
+}
+
+
+/*
+ * Adds a mapping from a name to a unit.
+ *
+ * Arguments:
+ *	name		Pointer to the name to be mapped to "unit".  May be
+ *			freed upon return.
+ *      encoding        The character encoding of "name".
+ *	unit		Pointer to the unit to be mapped-to by "name".  May be
+ *			freed upon return.
+ * Returns:
+ *	UT_BAD_ARG	"name" or "unit" is NULL.
+ *	UT_OS		Operating-system error.  See "errno".
+ *	UT_EXISTS	"name" already maps to a different unit.
+ *	UT_SUCCESS	Success.
+ */
+ut_status
+ut_map_name_to_unit(
+    const char* const		name,
+    const ut_encoding		encoding,
+    const ut_unit* const	unit)
+{
+    ut_set_status(
+	mapIdToUnit(&systemToNameToUnit, name, unit, insensitiveCompare));
+
+    return ut_get_status();
+}
+
+
+/*
+ * Removes a mapping from a name to a unit.  After this function,
+ * ut_get_unit_by_name(system,name) will no longer return a unit.
+ *
+ * Arguments:
+ *	system		The unit-system to which the unit belongs.
+ *	name		The name of the unit.
+ *      encoding        The character encoding of "name".
+ * Returns:
+ *	UT_SUCCESS	Success.
+ *	UT_BAD_ARG	"system" or "name" is NULL.
+ */
+ut_status
+ut_unmap_name_to_unit(
+    ut_system*		system,
+    const char* const	name,
+    const ut_encoding   encoding)
+{
+    ut_set_status(unmapId(systemToNameToUnit, name, system));
+
+    return ut_get_status();
+}
+
+
+/*
+ * Adds a mapping from a symbol to a unit.
+ *
+ * Arguments:
+ *	symbol		Pointer to the symbol to be mapped to "unit".  May be
+ *			freed upon return.
+ *      encoding        The character encoding of "symbol".
+ *	unit		Pointer to the unit to be mapped-to by "symbol".  May
+ *			be freed upon return.
+ * Returns:
+ *	UT_BAD_ARG	"symbol" or "unit" is NULL.
+ *	UT_OS		Operating-system error.  See "errno".
+ *	UT_EXISTS	"symbol" already maps to a different unit.
+ *	UT_SUCCESS	Success.
+ */
+ut_status
+ut_map_symbol_to_unit(
+    const char* const		symbol,
+    const ut_encoding		encoding,
+    const ut_unit* const	unit)
+{
+    ut_set_status(
+	mapIdToUnit(&systemToSymbolToUnit, symbol, unit, sensitiveCompare));
+
+    return ut_get_status();
+}
+
+
+/*
+ * Removes a mapping from a symbol to a unit.  After this function,
+ * ut_get_unit_by_symbol(system,symbol) will no longer return a unit.
+ *
+ * Arguments:
+ *	system		The unit-system to which the unit belongs.
+ *	symbol		The symbol of the unit.
+ *      encoding        The character encoding of "symbol".
+ * Returns:
+ *	UT_SUCCESS	Success.
+ *	UT_BAD_ARG	"system" or "symbol" is NULL.
+ */
+ut_status
+ut_unmap_symbol_to_unit(
+    ut_system*		system,
+    const char* const	symbol,
+    const ut_encoding   encoding)
+{
+    ut_set_status(unmapId(systemToSymbolToUnit, symbol, system));
+
+    return ut_get_status();
+}
+
+
+/*
+ * Returns the unit to which an identifier maps in a particular unit-system.
+ *
+ * Arguments:
+ *	systemMap	NULL or pointer to the system-map.  If NULL, then
+ *			NULL will be returned.
+ *	system		Pointer to the unit-system.
+ *	id		Pointer to the identifier.
+ * Returns:
+ *	NULL	Failure.  "ut_get_status()" will be:
+ *		    UT_BAD_ARG	        "system" is NULL or "id" is NULL.
+ *	else	Pointer to the unit in "system" with the identifier "id".
+ *		Should be passed to ut_free() when no longer needed.
+ */
+static ut_unit*
+getUnitById(
+    const SystemMap* const	systemMap,
+    const ut_system* const	system,
+    const char* const		id)
+{
+    ut_unit*	unit = NULL;		/* failure */
+
+    if (system == NULL) {
+	ut_set_status(UT_BAD_ARG);
+	ut_handle_error_message("getUnitById(): NULL unit-system argument");
+    }
+    else if (id == NULL) {
+	ut_set_status(UT_BAD_ARG);
+	ut_handle_error_message("getUnitById(): NULL identifier argument");
+    }
+    else if (systemMap != NULL) {
+	IdToUnitMap** const	idToUnit =
+	    (IdToUnitMap**)smFind(systemMap, system);
+
+	if (idToUnit != NULL) {
+	    const UnitAndId*	uai = itumFind(*idToUnit, id);
+
+	    if (uai != NULL)
+		unit = ut_clone(uai->unit);
+	}
+    }					/* valid arguments */
+
+    return unit;
+}
+
+
+/*
+ * Returns the unit with a given name from a unit-system.  Name comparisons
+ * are case-insensitive.
+ *
+ * Arguments:
+ *	system	Pointer to the unit-system.
+ *	name	Pointer to the name of the unit to be returned.
+ * Returns:
+ *	NULL	Failure.  "ut_get_status()" will be
+ *		    UT_SUCCESS		"name" doesn't map to a unit of
+ *					"system".
+ *		    UT_BAD_ARG		"system" or "name" is NULL.
+ *	else	Pointer to the unit of the unit-system with the given name.
+ *		The pointer should be passed to ut_free() when the unit is
+ *		no longer needed.
+ */
+ut_unit*
+ut_get_unit_by_name(
+    const ut_system* const	system,
+    const char* const		name)
+{
+    ut_set_status(UT_SUCCESS);
+
+    return getUnitById(systemToNameToUnit, system, name);
+}
+
+
+/*
+ * Returns the unit with a given symbol from a unit-system.  Symbol 
+ * comparisons are case-sensitive.
+ *
+ * Arguments:
+ *	system		Pointer to the unit-system.
+ *	symbol		Pointer to the symbol associated with the unit to be
+ *			returned.
+ * Returns:
+ *	NULL	Failure.  "ut_get_status()" will be
+ *		    UT_SUCCESS		"symbol" doesn't map to a unit of
+ *					"system".
+ *		    UT_BAD_ARG		"system" or "symbol" is NULL.
+ *	else	Pointer to the unit in the unit-system with the given symbol.
+ *		The pointer should be passed to ut_free() when the unit is no
+ *		longer needed.
+ */
+ut_unit*
+ut_get_unit_by_symbol(
+    const ut_system* const	system,
+    const char* const		symbol)
+{
+    ut_set_status(UT_SUCCESS);
+
+    return getUnitById(systemToSymbolToUnit, system, symbol);
+}
+
+
+/*
+ * Frees resources associated with a unit-system.
+ *
+ * Arguments:
+ *	system		Pointer to the unit-system to have its associated
+ *			resources freed.
+ */
+void
+itumFreeSystem(
+    ut_system*	system)
+{
+    if (system != NULL) {
+	SystemMap*	systemMaps[2];
+	int		i;
+
+	systemMaps[0] = systemToNameToUnit;
+	systemMaps[1] = systemToSymbolToUnit;
+
+	for (i = 0; i < 2; i++) {
+	    if (systemMaps[i] != NULL) {
+		IdToUnitMap** const	idToUnit =
+		    (IdToUnitMap**)smFind(systemMaps[i], system);
+
+		if (idToUnit != NULL)
+		    itumFree(*idToUnit);
+
+		smRemove(systemMaps[i], system);
+	    }
+	}
+    }					/* valid arguments */
+}
diff --git a/lib/idToUnitMap.h b/lib/idToUnitMap.h
new file mode 100644
index 0000000..46e9751
--- /dev/null
+++ b/lib/idToUnitMap.h
@@ -0,0 +1,35 @@
+/*
+ * Copyright 2013 University Corporation for Atmospheric Research
+ *
+ * This file is part of the UDUNITS-2 package.  See the file COPYRIGHT
+ * in the top-level source-directory of the package for copying and
+ * redistribution conditions.
+ */
+#ifndef UT_ID_TO_UNIT_MAP_H_INCLUDED
+#define UT_ID_TO_UNIT_MAP_H_INCLUDED
+
+#include "udunits2.h"
+
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
+/*
+ * Frees resources associated with a unit-system.
+ *
+ * Arguments:
+ *	system		Pointer to the unit-system to have its associated
+ *			resources freed.
+ */
+void
+itumFreeSystem(
+    ut_system*	system);
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/lib/parser.c b/lib/parser.c
new file mode 100644
index 0000000..3ffbea6
--- /dev/null
+++ b/lib/parser.c
@@ -0,0 +1,2372 @@
+/* A Bison parser, made by GNU Bison 2.3.  */
+
+/* Skeleton implementation for Bison's Yacc-like parsers in C
+
+   Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002, 2003, 2004, 2005, 2006
+   Free Software Foundation, Inc.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2, or (at your option)
+   any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 51 Franklin Street, Fifth Floor,
+   Boston, MA 02110-1301, USA.  */
+
+/* As a special exception, you may create a larger work that contains
+   part or all of the Bison parser skeleton and distribute that work
+   under terms of your choice, so long as that work isn't itself a
+   parser generator using the skeleton or a modified version thereof
+   as a parser skeleton.  Alternatively, if you modify or redistribute
+   the parser skeleton itself, you may (at your option) remove this
+   special exception, which will cause the skeleton and the resulting
+   Bison output files to be licensed under the GNU General Public
+   License without this special exception.
+
+   This special exception was added by the Free Software Foundation in
+   version 2.2 of Bison.  */
+
+/* C LALR(1) parser skeleton written by Richard Stallman, by
+   simplifying the original so-called "semantic" parser.  */
+
+/* All symbols defined below should begin with yy or YY, to avoid
+   infringing on user name space.  This should be done even for local
+   variables, as they might otherwise be expanded by user macros.
+   There are some unavoidable exceptions within include files to
+   define necessary library symbols; they are noted "INFRINGES ON
+   USER NAME SPACE" below.  */
+
+/* Identify Bison output.  */
+#define YYBISON 1
+
+/* Bison version.  */
+#define YYBISON_VERSION "2.3"
+
+/* Skeleton name.  */
+#define YYSKELETON_NAME "yacc.c"
+
+/* Pure parsers.  */
+#define YYPURE 0
+
+/* Using locations.  */
+#define YYLSP_NEEDED 0
+
+/* Substitute the variable and function names.  */
+#define yyparse utparse
+#define yylex   utlex
+#define yyerror uterror
+#define yylval  utlval
+#define yychar  utchar
+#define yydebug utdebug
+#define yynerrs utnerrs
+
+
+/* Tokens.  */
+#ifndef YYTOKENTYPE
+# define YYTOKENTYPE
+   /* Put the tokens into the symbol table, so that GDB and other debuggers
+      know about them.  */
+   enum yytokentype {
+     ERR = 258,
+     SHIFT = 259,
+     MULTIPLY = 260,
+     DIVIDE = 261,
+     INT = 262,
+     EXPONENT = 263,
+     REAL = 264,
+     ID = 265,
+     DATE = 266,
+     CLOCK = 267,
+     TIMESTAMP = 268,
+     LOGREF = 269
+   };
+#endif
+/* Tokens.  */
+#define ERR 258
+#define SHIFT 259
+#define MULTIPLY 260
+#define DIVIDE 261
+#define INT 262
+#define EXPONENT 263
+#define REAL 264
+#define ID 265
+#define DATE 266
+#define CLOCK 267
+#define TIMESTAMP 268
+#define LOGREF 269
+
+
+
+
+/* Copy the first part of user declarations.  */
+#line 1 "parser.y"
+
+/*
+ * Copyright 2013 University Corporation for Atmospheric Research
+ *
+ * This file is part of the UDUNITS-2 package.  See the file COPYRIGHT
+ * in the top-level source-directory of the package for copying and
+ * redistribution conditions.
+ */
+/*
+ * bison(1)-based parser for decoding formatted unit specifications.
+ *
+ * This module is thread-compatible but not thread-safe.  Multi-threaded
+ * access must be externally synchronized.
+ */
+
+/*LINTLIBRARY*/
+
+#ifndef	_XOPEN_SOURCE
+#   define _XOPEN_SOURCE 500
+#endif
+
+#include <assert.h>
+#include <ctype.h>
+#include <errno.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+
+#ifndef _MSC_VER
+#include <strings.h>
+#endif
+
+#include "udunits2.h"
+
+static ut_unit*		_finalUnit;	/* fully-parsed specification */
+static ut_system*	_unitSystem;	/* The unit-system to use */
+static char*		_errorMessage;	/* last error-message */
+static ut_encoding	_encoding;	/* encoding of string to be parsed */
+static int		_restartScanner;/* restart scanner? */
+static int		_isTime;        /* product_exp is time? */
+
+
+/*
+ * Removes leading and trailing whitespace from a string.
+ *
+ * Arguments:
+ *	string		NUL-terminated string.  Will be modified if it
+ *                      contains whitespace.
+ *	encoding	The character-encoding of "string".
+ * Returns:
+ *      "string"
+ */
+char*
+ut_trim(
+    char* const	        string,
+    const ut_encoding	encoding)
+{
+    static const char*	asciiSpace = " \t\n\r\f\v";
+    static const char*	latin1Space = " \t\n\r\f\v\xa0";	/* add NBSP */
+    const char*		whiteSpace;
+    char*		start;
+    char*		stop;
+    size_t              len;
+
+    whiteSpace =
+	encoding == UT_LATIN1
+	    ? latin1Space
+	    : asciiSpace;
+
+    start = string + strspn(string, whiteSpace);
+
+    for (stop = start + strlen(start); stop > start; --stop)
+	 if (strchr(whiteSpace, stop[-1]) == NULL)
+	    break;
+
+    len = stop - start;
+
+    (void)memmove(string, start, len);
+
+    string[len] = 0;
+
+    ut_set_status(UT_SUCCESS);
+
+    return start;
+}
+
+
+/*
+ *  YACC error routine:
+ */
+void
+uterror(
+    char        	*s)
+{
+    static char*	nomem = "uterror(): out of memory";
+
+    if (_errorMessage != NULL && _errorMessage != nomem)
+	free(_errorMessage);
+
+    _errorMessage = strdup(s);
+
+    if (_errorMessage == NULL)
+	_errorMessage = nomem;
+}
+
+/**
+ * Parses an integer value into broken-down clock-time. The value is assumed to
+ * have the form H[H[MM[SS]]].
+ *
+ * @param[in]  value   The integer value.
+ * @param[out] hour    The hour field.
+ * @param[out] minute  The minute field. Set to zero if appropriate.
+ * @param[out] second  The second field. Set to zero if appropriate.
+ */
+static void to_clock(
+    unsigned long       value,
+    unsigned* const     hour,
+    unsigned* const     minute,
+    unsigned* const     second)
+{
+    if (value > 0)
+        while (value < 10000)
+            value *= 10;
+
+    *hour = value / 10000;
+    *minute = (value % 10000) / 100;
+    *second = value % 100;
+}
+
+/**
+ * Converts an integer value into a timezone offset as used by this package.
+ *
+ * @param[in]  value  The integer value. Must correspond to [+|-]H[H[MM]].
+ * @param[out] time   The corresponding time as used by this package.
+ * @retval     0      Success. "*time" is set.
+ * @retval     -1     The integer value is invalid.
+ */
+static int timezone_to_time(
+    const long    value,
+    double* const time)
+{
+    unsigned hour, minute, second;
+
+    if (value < -2400 || value > 2400)
+        return -1;
+
+    to_clock(value < 0 ? -value : value, &hour, &minute, &second);
+
+    if (hour > 24 || minute >= 60)
+        return -1;
+
+    *time = value < 0
+        ? ut_encode_clock(-hour, -minute, -second)
+        : ut_encode_clock(hour, minute, second);
+
+    return 0;
+}
+
+/**
+ * Converts an integer value into a time as used by this package.
+ *
+ * @param[in]  value  The integer value. Must correspond to H[H[MM[SS]]].
+ * @param[out] time   The corresponding time as used by this package.
+ * @retval     0      Success. "*time" is set.
+ * @retval     -1     The integer value is invalid.
+ */
+static int clock_to_time(
+    const long    value,
+    double* const time)
+{
+    unsigned hour, minute, second;
+    
+    if (value < 0)
+        return -1;
+
+    to_clock(value, &hour, &minute, &second);
+
+    if (hour > 24 || minute >= 60 || second > 60) /* allow leap second */
+        return -1;
+
+    *time = ut_encode_clock(hour, minute, second);
+
+    return 0;
+}
+
+/**
+ * Indicates if a unit is a (non-offset) time unit.
+ *
+ * @param[in] unit      The unit to be checked.
+ * @retval    0         If and only if the unit is not a time unit.
+ */
+static int isTime(
+    const ut_unit* const unit)
+{
+    ut_status   prev = ut_get_status();
+    ut_unit*    second = ut_get_unit_by_name(_unitSystem, "second");
+    int         isTime = ut_are_convertible(unit, second);
+    
+    ut_free(second);
+    ut_set_status(prev);
+    return isTime;
+}
+
+
+
+/* Enabling traces.  */
+#ifndef YYDEBUG
+# define YYDEBUG 1
+#endif
+
+/* Enabling verbose error messages.  */
+#ifdef YYERROR_VERBOSE
+# undef YYERROR_VERBOSE
+# define YYERROR_VERBOSE 1
+#else
+# define YYERROR_VERBOSE 0
+#endif
+
+/* Enabling the token table.  */
+#ifndef YYTOKEN_TABLE
+# define YYTOKEN_TABLE 0
+#endif
+
+#if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED
+typedef union YYSTYPE
+#line 203 "parser.y"
+{
+    char*	id;			/* identifier */
+    ut_unit*	unit;			/* "unit" structure */
+    double	rval;			/* floating-point numerical value */
+    long	ival;			/* integer numerical value */
+}
+/* Line 193 of yacc.c.  */
+#line 341 "parser.c"
+	YYSTYPE;
+# define yystype YYSTYPE /* obsolescent; will be withdrawn */
+# define YYSTYPE_IS_DECLARED 1
+# define YYSTYPE_IS_TRIVIAL 1
+#endif
+
+
+
+/* Copy the second part of user declarations.  */
+
+
+/* Line 216 of yacc.c.  */
+#line 354 "parser.c"
+
+#ifdef short
+# undef short
+#endif
+
+#ifdef YYTYPE_UINT8
+typedef YYTYPE_UINT8 yytype_uint8;
+#else
+typedef unsigned char yytype_uint8;
+#endif
+
+#ifdef YYTYPE_INT8
+typedef YYTYPE_INT8 yytype_int8;
+#elif (defined __STDC__ || defined __C99__FUNC__ \
+     || defined __cplusplus || defined _MSC_VER)
+typedef signed char yytype_int8;
+#else
+typedef short int yytype_int8;
+#endif
+
+#ifdef YYTYPE_UINT16
+typedef YYTYPE_UINT16 yytype_uint16;
+#else
+typedef unsigned short int yytype_uint16;
+#endif
+
+#ifdef YYTYPE_INT16
+typedef YYTYPE_INT16 yytype_int16;
+#else
+typedef short int yytype_int16;
+#endif
+
+#ifndef YYSIZE_T
+# ifdef __SIZE_TYPE__
+#  define YYSIZE_T __SIZE_TYPE__
+# elif defined size_t
+#  define YYSIZE_T size_t
+# elif ! defined YYSIZE_T && (defined __STDC__ || defined __C99__FUNC__ \
+     || defined __cplusplus || defined _MSC_VER)
+#  include <stddef.h> /* INFRINGES ON USER NAME SPACE */
+#  define YYSIZE_T size_t
+# else
+#  define YYSIZE_T unsigned int
+# endif
+#endif
+
+#define YYSIZE_MAXIMUM ((YYSIZE_T) -1)
+
+#ifndef YY_
+# if defined YYENABLE_NLS && YYENABLE_NLS
+#  if ENABLE_NLS
+#   include <libintl.h> /* INFRINGES ON USER NAME SPACE */
+#   define YY_(msgid) dgettext ("bison-runtime", msgid)
+#  endif
+# endif
+# ifndef YY_
+#  define YY_(msgid) msgid
+# endif
+#endif
+
+/* Suppress unused-variable warnings by "using" E.  */
+#if ! defined lint || defined __GNUC__
+# define YYUSE(e) ((void) (e))
+#else
+# define YYUSE(e) /* empty */
+#endif
+
+/* Identity function, used to suppress warnings about constant conditions.  */
+#ifndef lint
+# define YYID(n) (n)
+#else
+#if (defined __STDC__ || defined __C99__FUNC__ \
+     || defined __cplusplus || defined _MSC_VER)
+static int
+YYID (int i)
+#else
+static int
+YYID (i)
+    int i;
+#endif
+{
+  return i;
+}
+#endif
+
+#if ! defined yyoverflow || YYERROR_VERBOSE
+
+/* The parser invokes alloca or malloc; define the necessary symbols.  */
+
+# ifdef YYSTACK_USE_ALLOCA
+#  if YYSTACK_USE_ALLOCA
+#   ifdef __GNUC__
+#    define YYSTACK_ALLOC __builtin_alloca
+#   elif defined __BUILTIN_VA_ARG_INCR
+#    include <alloca.h> /* INFRINGES ON USER NAME SPACE */
+#   elif defined _AIX
+#    define YYSTACK_ALLOC __alloca
+#   elif defined _MSC_VER
+#    include <malloc.h> /* INFRINGES ON USER NAME SPACE */
+#    define alloca _alloca
+#   else
+#    define YYSTACK_ALLOC alloca
+#    if ! defined _ALLOCA_H && ! defined _STDLIB_H && (defined __STDC__ || defined __C99__FUNC__ \
+     || defined __cplusplus || defined _MSC_VER)
+#     include <stdlib.h> /* INFRINGES ON USER NAME SPACE */
+#     ifndef _STDLIB_H
+#      define _STDLIB_H 1
+#     endif
+#    endif
+#   endif
+#  endif
+# endif
+
+# ifdef YYSTACK_ALLOC
+   /* Pacify GCC's `empty if-body' warning.  */
+#  define YYSTACK_FREE(Ptr) do { /* empty */; } while (YYID (0))
+#  ifndef YYSTACK_ALLOC_MAXIMUM
+    /* The OS might guarantee only one guard page at the bottom of the stack,
+       and a page size can be as small as 4096 bytes.  So we cannot safely
+       invoke alloca (N) if N exceeds 4096.  Use a slightly smaller number
+       to allow for a few compiler-allocated temporary stack slots.  */
+#   define YYSTACK_ALLOC_MAXIMUM 4032 /* reasonable circa 2006 */
+#  endif
+# else
+#  define YYSTACK_ALLOC YYMALLOC
+#  define YYSTACK_FREE YYFREE
+#  ifndef YYSTACK_ALLOC_MAXIMUM
+#   define YYSTACK_ALLOC_MAXIMUM YYSIZE_MAXIMUM
+#  endif
+#  if (defined __cplusplus && ! defined _STDLIB_H \
+       && ! ((defined YYMALLOC || defined malloc) \
+	     && (defined YYFREE || defined free)))
+#   include <stdlib.h> /* INFRINGES ON USER NAME SPACE */
+#   ifndef _STDLIB_H
+#    define _STDLIB_H 1
+#   endif
+#  endif
+#  ifndef YYMALLOC
+#   define YYMALLOC malloc
+#   if ! defined malloc && ! defined _STDLIB_H && (defined __STDC__ || defined __C99__FUNC__ \
+     || defined __cplusplus || defined _MSC_VER)
+void *malloc (YYSIZE_T); /* INFRINGES ON USER NAME SPACE */
+#   endif
+#  endif
+#  ifndef YYFREE
+#   define YYFREE free
+#   if ! defined free && ! defined _STDLIB_H && (defined __STDC__ || defined __C99__FUNC__ \
+     || defined __cplusplus || defined _MSC_VER)
+void free (void *); /* INFRINGES ON USER NAME SPACE */
+#   endif
+#  endif
+# endif
+#endif /* ! defined yyoverflow || YYERROR_VERBOSE */
+
+
+#if (! defined yyoverflow \
+     && (! defined __cplusplus \
+	 || (defined YYSTYPE_IS_TRIVIAL && YYSTYPE_IS_TRIVIAL)))
+
+/* A type that is properly aligned for any stack member.  */
+union yyalloc
+{
+  yytype_int16 yyss;
+  YYSTYPE yyvs;
+  };
+
+/* The size of the maximum gap between one aligned stack and the next.  */
+# define YYSTACK_GAP_MAXIMUM (sizeof (union yyalloc) - 1)
+
+/* The size of an array large to enough to hold all stacks, each with
+   N elements.  */
+# define YYSTACK_BYTES(N) \
+     ((N) * (sizeof (yytype_int16) + sizeof (YYSTYPE)) \
+      + YYSTACK_GAP_MAXIMUM)
+
+/* Copy COUNT objects from FROM to TO.  The source and destination do
+   not overlap.  */
+# ifndef YYCOPY
+#  if defined __GNUC__ && 1 < __GNUC__
+#   define YYCOPY(To, From, Count) \
+      __builtin_memcpy (To, From, (Count) * sizeof (*(From)))
+#  else
+#   define YYCOPY(To, From, Count)		\
+      do					\
+	{					\
+	  YYSIZE_T yyi;				\
+	  for (yyi = 0; yyi < (Count); yyi++)	\
+	    (To)[yyi] = (From)[yyi];		\
+	}					\
+      while (YYID (0))
+#  endif
+# endif
+
+/* Relocate STACK from its old location to the new one.  The
+   local variables YYSIZE and YYSTACKSIZE give the old and new number of
+   elements in the stack, and YYPTR gives the new location of the
+   stack.  Advance YYPTR to a properly aligned location for the next
+   stack.  */
+# define YYSTACK_RELOCATE(Stack)					\
+    do									\
+      {									\
+	YYSIZE_T yynewbytes;						\
+	YYCOPY (&yyptr->Stack, Stack, yysize);				\
+	Stack = &yyptr->Stack;						\
+	yynewbytes = yystacksize * sizeof (*Stack) + YYSTACK_GAP_MAXIMUM; \
+	yyptr += yynewbytes / sizeof (*yyptr);				\
+      }									\
+    while (YYID (0))
+
+#endif
+
+/* YYFINAL -- State number of the termination state.  */
+#define YYFINAL  15
+/* YYLAST -- Last index in YYTABLE.  */
+#define YYLAST   95
+
+/* YYNTOKENS -- Number of terminals.  */
+#define YYNTOKENS  17
+/* YYNNTS -- Number of nonterminals.  */
+#define YYNNTS  8
+/* YYNRULES -- Number of rules.  */
+#define YYNRULES  35
+/* YYNRULES -- Number of states.  */
+#define YYNSTATES  43
+
+/* YYTRANSLATE(YYLEX) -- Bison symbol number corresponding to YYLEX.  */
+#define YYUNDEFTOK  2
+#define YYMAXUTOK   269
+
+#define YYTRANSLATE(YYX)						\
+  ((unsigned int) (YYX) <= YYMAXUTOK ? yytranslate[YYX] : YYUNDEFTOK)
+
+/* YYTRANSLATE[YYLEX] -- Bison symbol number corresponding to YYLEX.  */
+static const yytype_uint8 yytranslate[] =
+{
+       0,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+      15,    16,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     1,     2,     3,     4,
+       5,     6,     7,     8,     9,    10,    11,    12,    13,    14
+};
+
+#if YYDEBUG
+/* YYPRHS[YYN] -- Index of the first RHS symbol of rule number YYN in
+   YYRHS.  */
+static const yytype_uint8 yyprhs[] =
+{
+       0,     0,     3,     4,     6,     8,    10,    14,    18,    22,
+      26,    28,    31,    34,    38,    42,    46,    50,    52,    55,
+      58,    61,    63,    67,    71,    75,    79,    81,    83,    85,
+      87,    90,    94,    98,   100,   103
+};
+
+/* YYRHS -- A `-1'-separated list of the rules' RHS.  */
+static const yytype_int8 yyrhs[] =
+{
+      18,     0,    -1,    -1,    19,    -1,     1,    -1,    20,    -1,
+      20,     4,     9,    -1,    20,     4,     7,    -1,    20,     4,
+      24,    -1,    20,     4,     1,    -1,    21,    -1,    20,    21,
+      -1,    20,     1,    -1,    20,     5,    21,    -1,    20,     5,
+       1,    -1,    20,     6,    21,    -1,    20,     6,     1,    -1,
+      22,    -1,    22,     7,    -1,    22,     8,    -1,    22,     1,
+      -1,    10,    -1,    15,    19,    16,    -1,    15,    19,     1,
+      -1,    14,    20,    16,    -1,    14,    20,     1,    -1,    23,
+      -1,     7,    -1,     9,    -1,    11,    -1,    11,    12,    -1,
+      11,    12,    12,    -1,    11,    12,    10,    -1,    13,    -1,
+      13,    12,    -1,    13,    10,    -1
+};
+
+/* YYRLINE[YYN] -- source line where rule number YYN was defined.  */
+static const yytype_uint16 yyrline[] =
+{
+       0,   233,   233,   237,   241,   246,   249,   255,   261,   267,
+     275,   279,   287,   293,   301,   307,   315,   323,   326,   332,
+     338,   346,   399,   402,   408,   414,   420,   426,   429,   434,
+     437,   440,   443,   462,   465,   468
+};
+#endif
+
+#if YYDEBUG || YYERROR_VERBOSE || YYTOKEN_TABLE
+/* YYTNAME[SYMBOL-NUM] -- String name of the symbol SYMBOL-NUM.
+   First, the terminals, then, starting at YYNTOKENS, nonterminals.  */
+static const char *const yytname[] =
+{
+  "$end", "error", "$undefined", "ERR", "SHIFT", "MULTIPLY", "DIVIDE",
+  "INT", "EXPONENT", "REAL", "ID", "DATE", "CLOCK", "TIMESTAMP", "LOGREF",
+  "'('", "')'", "$accept", "unit_spec", "shift_exp", "product_exp",
+  "power_exp", "basic_exp", "number", "timestamp", 0
+};
+#endif
+
+# ifdef YYPRINT
+/* YYTOKNUM[YYLEX-NUM] -- Internal token number corresponding to
+   token YYLEX-NUM.  */
+static const yytype_uint16 yytoknum[] =
+{
+       0,   256,   257,   258,   259,   260,   261,   262,   263,   264,
+     265,   266,   267,   268,   269,    40,    41
+};
+# endif
+
+/* YYR1[YYN] -- Symbol number of symbol that rule YYN derives.  */
+static const yytype_uint8 yyr1[] =
+{
+       0,    17,    18,    18,    18,    19,    19,    19,    19,    19,
+      20,    20,    20,    20,    20,    20,    20,    21,    21,    21,
+      21,    22,    22,    22,    22,    22,    22,    23,    23,    24,
+      24,    24,    24,    24,    24,    24
+};
+
+/* YYR2[YYN] -- Number of symbols composing right hand side of rule YYN.  */
+static const yytype_uint8 yyr2[] =
+{
+       0,     2,     0,     1,     1,     1,     3,     3,     3,     3,
+       1,     2,     2,     3,     3,     3,     3,     1,     2,     2,
+       2,     1,     3,     3,     3,     3,     1,     1,     1,     1,
+       2,     3,     3,     1,     2,     2
+};
+
+/* YYDEFACT[STATE-NAME] -- Default rule to reduce with in state
+   STATE-NUM when YYTABLE doesn't specify something else to do.  Zero
+   means the default is an error.  */
+static const yytype_uint8 yydefact[] =
+{
+       0,     4,    27,    28,    21,     0,     0,     0,     3,     0,
+      10,     0,    26,     0,     0,     1,    12,     0,     0,     0,
+      11,    20,    18,    19,    12,    24,    23,    22,     9,     7,
+       6,    29,    33,     8,    14,    13,    16,    15,    30,    35,
+      34,    32,    31
+};
+
+/* YYDEFGOTO[NTERM-NUM].  */
+static const yytype_int8 yydefgoto[] =
+{
+      -1,     7,     8,     9,    10,    11,    12,    33
+};
+
+/* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing
+   STATE-NUM.  */
+#define YYPACT_NINF -10
+static const yytype_int8 yypact[] =
+{
+      40,   -10,   -10,   -10,   -10,    80,    80,     2,   -10,    17,
+     -10,     0,   -10,    29,    12,   -10,   -10,    70,    50,    60,
+     -10,   -10,   -10,   -10,    48,   -10,   -10,   -10,   -10,   -10,
+     -10,    -9,    56,   -10,   -10,   -10,   -10,   -10,    72,   -10,
+     -10,   -10,   -10
+};
+
+/* YYPGOTO[NTERM-NUM].  */
+static const yytype_int8 yypgoto[] =
+{
+     -10,   -10,     5,     7,    67,   -10,   -10,   -10
+};
+
+/* YYTABLE[YYPACT[STATE-NUM]].  What to do in state STATE-NUM.  If
+   positive, shift that token.  If negative, reduce the rule which
+   number is the opposite.  If zero, do what YYDEFACT says.
+   If YYTABLE_NINF, syntax error.  */
+#define YYTABLE_NINF -26
+static const yytype_int8 yytable[] =
+{
+     -17,    21,    15,    38,   -17,   -17,   -17,    22,    23,   -17,
+     -17,    14,    13,    26,   -17,   -17,   -17,    -5,    16,     0,
+       0,    17,    18,    19,     2,     0,     3,     4,    27,     0,
+      24,     5,     6,    -5,    18,    19,     2,     0,     3,     4,
+      -2,     1,     0,     5,     6,    25,     0,     2,   -25,     3,
+       4,    34,   -25,     0,     5,     6,   -25,     2,     0,     3,
+       4,    36,     0,     0,     5,     6,    39,     2,    40,     3,
+       4,    28,     0,     0,     5,     6,    20,    29,     0,    30,
+      20,    31,    41,    32,    42,    35,    37,     2,     0,     3,
+       4,     0,     0,     0,     5,     6
+};
+
+static const yytype_int8 yycheck[] =
+{
+       0,     1,     0,    12,     4,     5,     6,     7,     8,     9,
+      10,     6,     5,     1,    14,    15,    16,     0,     1,    -1,
+      -1,     4,     5,     6,     7,    -1,     9,    10,    16,    -1,
+       1,    14,    15,    16,     5,     6,     7,    -1,     9,    10,
+       0,     1,    -1,    14,    15,    16,    -1,     7,     0,     9,
+      10,     1,     4,    -1,    14,    15,     8,     7,    -1,     9,
+      10,     1,    -1,    -1,    14,    15,    10,     7,    12,     9,
+      10,     1,    -1,    -1,    14,    15,     9,     7,    -1,     9,
+      13,    11,    10,    13,    12,    18,    19,     7,    -1,     9,
+      10,    -1,    -1,    -1,    14,    15
+};
+
+/* YYSTOS[STATE-NUM] -- The (internal number of the) accessing
+   symbol of state STATE-NUM.  */
+static const yytype_uint8 yystos[] =
+{
+       0,     1,     7,     9,    10,    14,    15,    18,    19,    20,
+      21,    22,    23,    20,    19,     0,     1,     4,     5,     6,
+      21,     1,     7,     8,     1,    16,     1,    16,     1,     7,
+       9,    11,    13,    24,     1,    21,     1,    21,    12,    10,
+      12,    10,    12
+};
+
+#define yyerrok		(yyerrstatus = 0)
+#define yyclearin	(yychar = YYEMPTY)
+#define YYEMPTY		(-2)
+#define YYEOF		0
+
+#define YYACCEPT	goto yyacceptlab
+#define YYABORT		goto yyabortlab
+#define YYERROR		goto yyerrorlab
+
+
+/* Like YYERROR except do call yyerror.  This remains here temporarily
+   to ease the transition to the new meaning of YYERROR, for GCC.
+   Once GCC version 2 has supplanted version 1, this can go.  */
+
+#define YYFAIL		goto yyerrlab
+
+#define YYRECOVERING()  (!!yyerrstatus)
+
+#define YYBACKUP(Token, Value)					\
+do								\
+  if (yychar == YYEMPTY && yylen == 1)				\
+    {								\
+      yychar = (Token);						\
+      yylval = (Value);						\
+      yytoken = YYTRANSLATE (yychar);				\
+      YYPOPSTACK (1);						\
+      goto yybackup;						\
+    }								\
+  else								\
+    {								\
+      yyerror (YY_("syntax error: cannot back up")); \
+      YYERROR;							\
+    }								\
+while (YYID (0))
+
+
+#define YYTERROR	1
+#define YYERRCODE	256
+
+
+/* YYLLOC_DEFAULT -- Set CURRENT to span from RHS[1] to RHS[N].
+   If N is 0, then set CURRENT to the empty location which ends
+   the previous symbol: RHS[0] (always defined).  */
+
+#define YYRHSLOC(Rhs, K) ((Rhs)[K])
+#ifndef YYLLOC_DEFAULT
+# define YYLLOC_DEFAULT(Current, Rhs, N)				\
+    do									\
+      if (YYID (N))                                                    \
+	{								\
+	  (Current).first_line   = YYRHSLOC (Rhs, 1).first_line;	\
+	  (Current).first_column = YYRHSLOC (Rhs, 1).first_column;	\
+	  (Current).last_line    = YYRHSLOC (Rhs, N).last_line;		\
+	  (Current).last_column  = YYRHSLOC (Rhs, N).last_column;	\
+	}								\
+      else								\
+	{								\
+	  (Current).first_line   = (Current).last_line   =		\
+	    YYRHSLOC (Rhs, 0).last_line;				\
+	  (Current).first_column = (Current).last_column =		\
+	    YYRHSLOC (Rhs, 0).last_column;				\
+	}								\
+    while (YYID (0))
+#endif
+
+
+/* YY_LOCATION_PRINT -- Print the location on the stream.
+   This macro was not mandated originally: define only if we know
+   we won't break user code: when these are the locations we know.  */
+
+#ifndef YY_LOCATION_PRINT
+# if defined YYLTYPE_IS_TRIVIAL && YYLTYPE_IS_TRIVIAL
+#  define YY_LOCATION_PRINT(File, Loc)			\
+     fprintf (File, "%d.%d-%d.%d",			\
+	      (Loc).first_line, (Loc).first_column,	\
+	      (Loc).last_line,  (Loc).last_column)
+# else
+#  define YY_LOCATION_PRINT(File, Loc) ((void) 0)
+# endif
+#endif
+
+
+/* YYLEX -- calling `yylex' with the right arguments.  */
+
+#ifdef YYLEX_PARAM
+# define YYLEX yylex (YYLEX_PARAM)
+#else
+# define YYLEX yylex ()
+#endif
+
+/* Enable debugging if requested.  */
+#if YYDEBUG
+
+# ifndef YYFPRINTF
+#  include <stdio.h> /* INFRINGES ON USER NAME SPACE */
+#  define YYFPRINTF fprintf
+# endif
+
+# define YYDPRINTF(Args)			\
+do {						\
+  if (yydebug)					\
+    YYFPRINTF Args;				\
+} while (YYID (0))
+
+# define YY_SYMBOL_PRINT(Title, Type, Value, Location)			  \
+do {									  \
+  if (yydebug)								  \
+    {									  \
+      YYFPRINTF (stderr, "%s ", Title);					  \
+      yy_symbol_print (stderr,						  \
+		  Type, Value); \
+      YYFPRINTF (stderr, "\n");						  \
+    }									  \
+} while (YYID (0))
+
+
+/*--------------------------------.
+| Print this symbol on YYOUTPUT.  |
+`--------------------------------*/
+
+/*ARGSUSED*/
+#if (defined __STDC__ || defined __C99__FUNC__ \
+     || defined __cplusplus || defined _MSC_VER)
+static void
+yy_symbol_value_print (FILE *yyoutput, int yytype, YYSTYPE const * const yyvaluep)
+#else
+static void
+yy_symbol_value_print (yyoutput, yytype, yyvaluep)
+    FILE *yyoutput;
+    int yytype;
+    YYSTYPE const * const yyvaluep;
+#endif
+{
+  if (!yyvaluep)
+    return;
+# ifdef YYPRINT
+  if (yytype < YYNTOKENS)
+    YYPRINT (yyoutput, yytoknum[yytype], *yyvaluep);
+# else
+  YYUSE (yyoutput);
+# endif
+  switch (yytype)
+    {
+      default:
+	break;
+    }
+}
+
+
+/*--------------------------------.
+| Print this symbol on YYOUTPUT.  |
+`--------------------------------*/
+
+#if (defined __STDC__ || defined __C99__FUNC__ \
+     || defined __cplusplus || defined _MSC_VER)
+static void
+yy_symbol_print (FILE *yyoutput, int yytype, YYSTYPE const * const yyvaluep)
+#else
+static void
+yy_symbol_print (yyoutput, yytype, yyvaluep)
+    FILE *yyoutput;
+    int yytype;
+    YYSTYPE const * const yyvaluep;
+#endif
+{
+  if (yytype < YYNTOKENS)
+    YYFPRINTF (yyoutput, "token %s (", yytname[yytype]);
+  else
+    YYFPRINTF (yyoutput, "nterm %s (", yytname[yytype]);
+
+  yy_symbol_value_print (yyoutput, yytype, yyvaluep);
+  YYFPRINTF (yyoutput, ")");
+}
+
+/*------------------------------------------------------------------.
+| yy_stack_print -- Print the state stack from its BOTTOM up to its |
+| TOP (included).                                                   |
+`------------------------------------------------------------------*/
+
+#if (defined __STDC__ || defined __C99__FUNC__ \
+     || defined __cplusplus || defined _MSC_VER)
+static void
+yy_stack_print (yytype_int16 *bottom, yytype_int16 *top)
+#else
+static void
+yy_stack_print (bottom, top)
+    yytype_int16 *bottom;
+    yytype_int16 *top;
+#endif
+{
+  YYFPRINTF (stderr, "Stack now");
+  for (; bottom <= top; ++bottom)
+    YYFPRINTF (stderr, " %d", *bottom);
+  YYFPRINTF (stderr, "\n");
+}
+
+# define YY_STACK_PRINT(Bottom, Top)				\
+do {								\
+  if (yydebug)							\
+    yy_stack_print ((Bottom), (Top));				\
+} while (YYID (0))
+
+
+/*------------------------------------------------.
+| Report that the YYRULE is going to be reduced.  |
+`------------------------------------------------*/
+
+#if (defined __STDC__ || defined __C99__FUNC__ \
+     || defined __cplusplus || defined _MSC_VER)
+static void
+yy_reduce_print (YYSTYPE *yyvsp, int yyrule)
+#else
+static void
+yy_reduce_print (yyvsp, yyrule)
+    YYSTYPE *yyvsp;
+    int yyrule;
+#endif
+{
+  int yynrhs = yyr2[yyrule];
+  int yyi;
+  unsigned long int yylno = yyrline[yyrule];
+  YYFPRINTF (stderr, "Reducing stack by rule %d (line %lu):\n",
+	     yyrule - 1, yylno);
+  /* The symbols being reduced.  */
+  for (yyi = 0; yyi < yynrhs; yyi++)
+    {
+      fprintf (stderr, "   $%d = ", yyi + 1);
+      yy_symbol_print (stderr, yyrhs[yyprhs[yyrule] + yyi],
+		       &(yyvsp[(yyi + 1) - (yynrhs)])
+		       		       );
+      fprintf (stderr, "\n");
+    }
+}
+
+# define YY_REDUCE_PRINT(Rule)		\
+do {					\
+  if (yydebug)				\
+    yy_reduce_print (yyvsp, Rule); \
+} while (YYID (0))
+
+/* Nonzero means print parse trace.  It is left uninitialized so that
+   multiple parsers can coexist.  */
+int yydebug;
+#else /* !YYDEBUG */
+# define YYDPRINTF(Args)
+# define YY_SYMBOL_PRINT(Title, Type, Value, Location)
+# define YY_STACK_PRINT(Bottom, Top)
+# define YY_REDUCE_PRINT(Rule)
+#endif /* !YYDEBUG */
+
+
+/* YYINITDEPTH -- initial size of the parser's stacks.  */
+#ifndef	YYINITDEPTH
+# define YYINITDEPTH 200
+#endif
+
+/* YYMAXDEPTH -- maximum size the stacks can grow to (effective only
+   if the built-in stack extension method is used).
+
+   Do not make this value too large; the results are undefined if
+   YYSTACK_ALLOC_MAXIMUM < YYSTACK_BYTES (YYMAXDEPTH)
+   evaluated with infinite-precision integer arithmetic.  */
+
+#ifndef YYMAXDEPTH
+# define YYMAXDEPTH 10000
+#endif
+
+

+
+#if YYERROR_VERBOSE
+
+# ifndef yystrlen
+#  if defined __GLIBC__ && defined _STRING_H
+#   define yystrlen strlen
+#  else
+/* Return the length of YYSTR.  */
+#if (defined __STDC__ || defined __C99__FUNC__ \
+     || defined __cplusplus || defined _MSC_VER)
+static YYSIZE_T
+yystrlen (const char *yystr)
+#else
+static YYSIZE_T
+yystrlen (yystr)
+    const char *yystr;
+#endif
+{
+  YYSIZE_T yylen;
+  for (yylen = 0; yystr[yylen]; yylen++)
+    continue;
+  return yylen;
+}
+#  endif
+# endif
+
+# ifndef yystpcpy
+#  if defined __GLIBC__ && defined _STRING_H && defined _GNU_SOURCE
+#   define yystpcpy stpcpy
+#  else
+/* Copy YYSRC to YYDEST, returning the address of the terminating '\0' in
+   YYDEST.  */
+#if (defined __STDC__ || defined __C99__FUNC__ \
+     || defined __cplusplus || defined _MSC_VER)
+static char *
+yystpcpy (char *yydest, const char *yysrc)
+#else
+static char *
+yystpcpy (yydest, yysrc)
+    char *yydest;
+    const char *yysrc;
+#endif
+{
+  char *yyd = yydest;
+  const char *yys = yysrc;
+
+  while ((*yyd++ = *yys++) != '\0')
+    continue;
+
+  return yyd - 1;
+}
+#  endif
+# endif
+
+# ifndef yytnamerr
+/* Copy to YYRES the contents of YYSTR after stripping away unnecessary
+   quotes and backslashes, so that it's suitable for yyerror.  The
+   heuristic is that double-quoting is unnecessary unless the string
+   contains an apostrophe, a comma, or backslash (other than
+   backslash-backslash).  YYSTR is taken from yytname.  If YYRES is
+   null, do not copy; instead, return the length of what the result
+   would have been.  */
+static YYSIZE_T
+yytnamerr (char *yyres, const char *yystr)
+{
+  if (*yystr == '"')
+    {
+      YYSIZE_T yyn = 0;
+      char const *yyp = yystr;
+
+      for (;;)
+	switch (*++yyp)
+	  {
+	  case '\'':
+	  case ',':
+	    goto do_not_strip_quotes;
+
+	  case '\\':
+	    if (*++yyp != '\\')
+	      goto do_not_strip_quotes;
+	    /* Fall through.  */
+	  default:
+	    if (yyres)
+	      yyres[yyn] = *yyp;
+	    yyn++;
+	    break;
+
+	  case '"':
+	    if (yyres)
+	      yyres[yyn] = '\0';
+	    return yyn;
+	  }
+    do_not_strip_quotes: ;
+    }
+
+  if (! yyres)
+    return yystrlen (yystr);
+
+  return yystpcpy (yyres, yystr) - yyres;
+}
+# endif
+
+/* Copy into YYRESULT an error message about the unexpected token
+   YYCHAR while in state YYSTATE.  Return the number of bytes copied,
+   including the terminating null byte.  If YYRESULT is null, do not
+   copy anything; just return the number of bytes that would be
+   copied.  As a special case, return 0 if an ordinary "syntax error"
+   message will do.  Return YYSIZE_MAXIMUM if overflow occurs during
+   size calculation.  */
+static YYSIZE_T
+yysyntax_error (char *yyresult, int yystate, int yychar)
+{
+  int yyn = yypact[yystate];
+
+  if (! (YYPACT_NINF < yyn && yyn <= YYLAST))
+    return 0;
+  else
+    {
+      int yytype = YYTRANSLATE (yychar);
+      YYSIZE_T yysize0 = yytnamerr (0, yytname[yytype]);
+      YYSIZE_T yysize = yysize0;
+      YYSIZE_T yysize1;
+      int yysize_overflow = 0;
+      enum { YYERROR_VERBOSE_ARGS_MAXIMUM = 5 };
+      char const *yyarg[YYERROR_VERBOSE_ARGS_MAXIMUM];
+      int yyx;
+
+# if 0
+      /* This is so xgettext sees the translatable formats that are
+	 constructed on the fly.  */
+      YY_("syntax error, unexpected %s");
+      YY_("syntax error, unexpected %s, expecting %s");
+      YY_("syntax error, unexpected %s, expecting %s or %s");
+      YY_("syntax error, unexpected %s, expecting %s or %s or %s");
+      YY_("syntax error, unexpected %s, expecting %s or %s or %s or %s");
+# endif
+      char *yyfmt;
+      char const *yyf;
+      static char const yyunexpected[] = "syntax error, unexpected %s";
+      static char const yyexpecting[] = ", expecting %s";
+      static char const yyor[] = " or %s";
+      char yyformat[sizeof yyunexpected
+		    + sizeof yyexpecting - 1
+		    + ((YYERROR_VERBOSE_ARGS_MAXIMUM - 2)
+		       * (sizeof yyor - 1))];
+      char const *yyprefix = yyexpecting;
+
+      /* Start YYX at -YYN if negative to avoid negative indexes in
+	 YYCHECK.  */
+      int yyxbegin = yyn < 0 ? -yyn : 0;
+
+      /* Stay within bounds of both yycheck and yytname.  */
+      int yychecklim = YYLAST - yyn + 1;
+      int yyxend = yychecklim < YYNTOKENS ? yychecklim : YYNTOKENS;
+      int yycount = 1;
+
+      yyarg[0] = yytname[yytype];
+      yyfmt = yystpcpy (yyformat, yyunexpected);
+
+      for (yyx = yyxbegin; yyx < yyxend; ++yyx)
+	if (yycheck[yyx + yyn] == yyx && yyx != YYTERROR)
+	  {
+	    if (yycount == YYERROR_VERBOSE_ARGS_MAXIMUM)
+	      {
+		yycount = 1;
+		yysize = yysize0;
+		yyformat[sizeof yyunexpected - 1] = '\0';
+		break;
+	      }
+	    yyarg[yycount++] = yytname[yyx];
+	    yysize1 = yysize + yytnamerr (0, yytname[yyx]);
+	    yysize_overflow |= (yysize1 < yysize);
+	    yysize = yysize1;
+	    yyfmt = yystpcpy (yyfmt, yyprefix);
+	    yyprefix = yyor;
+	  }
+
+      yyf = YY_(yyformat);
+      yysize1 = yysize + yystrlen (yyf);
+      yysize_overflow |= (yysize1 < yysize);
+      yysize = yysize1;
+
+      if (yysize_overflow)
+	return YYSIZE_MAXIMUM;
+
+      if (yyresult)
+	{
+	  /* Avoid sprintf, as that infringes on the user's name space.
+	     Don't have undefined behavior even if the translation
+	     produced a string with the wrong number of "%s"s.  */
+	  char *yyp = yyresult;
+	  int yyi = 0;
+	  while ((*yyp = *yyf) != '\0')
+	    {
+	      if (*yyp == '%' && yyf[1] == 's' && yyi < yycount)
+		{
+		  yyp += yytnamerr (yyp, yyarg[yyi++]);
+		  yyf += 2;
+		}
+	      else
+		{
+		  yyp++;
+		  yyf++;
+		}
+	    }
+	}
+      return yysize;
+    }
+}
+#endif /* YYERROR_VERBOSE */
+

+
+/*-----------------------------------------------.
+| Release the memory associated to this symbol.  |
+`-----------------------------------------------*/
+
+/*ARGSUSED*/
+#if (defined __STDC__ || defined __C99__FUNC__ \
+     || defined __cplusplus || defined _MSC_VER)
+static void
+yydestruct (const char *yymsg, int yytype, YYSTYPE *yyvaluep)
+#else
+static void
+yydestruct (yymsg, yytype, yyvaluep)
+    const char *yymsg;
+    int yytype;
+    YYSTYPE *yyvaluep;
+#endif
+{
+  YYUSE (yyvaluep);
+
+  if (!yymsg)
+    yymsg = "Deleting";
+  YY_SYMBOL_PRINT (yymsg, yytype, yyvaluep, yylocationp);
+
+  switch (yytype)
+    {
+
+      default:
+	break;
+    }
+}
+

+
+/* Prevent warnings from -Wmissing-prototypes.  */
+
+#ifdef YYPARSE_PARAM
+#if defined __STDC__ || defined __cplusplus
+int yyparse (void *YYPARSE_PARAM);
+#else
+int yyparse ();
+#endif
+#else /* ! YYPARSE_PARAM */
+#if defined __STDC__ || defined __cplusplus
+int yyparse (void);
+#else
+int yyparse ();
+#endif
+#endif /* ! YYPARSE_PARAM */
+
+
+
+/* The look-ahead symbol.  */
+int yychar;
+
+/* The semantic value of the look-ahead symbol.  */
+YYSTYPE yylval;
+
+/* Number of syntax errors so far.  */
+int yynerrs;
+
+
+
+/*----------.
+| yyparse.  |
+`----------*/
+
+#ifdef YYPARSE_PARAM
+#if (defined __STDC__ || defined __C99__FUNC__ \
+     || defined __cplusplus || defined _MSC_VER)
+int
+yyparse (void *YYPARSE_PARAM)
+#else
+int
+yyparse (YYPARSE_PARAM)
+    void *YYPARSE_PARAM;
+#endif
+#else /* ! YYPARSE_PARAM */
+#if (defined __STDC__ || defined __C99__FUNC__ \
+     || defined __cplusplus || defined _MSC_VER)
+int
+yyparse (void)
+#else
+int
+yyparse ()
+
+#endif
+#endif
+{
+  
+  int yystate;
+  int yyn;
+  int yyresult;
+  /* Number of tokens to shift before error messages enabled.  */
+  int yyerrstatus;
+  /* Look-ahead token as an internal (translated) token number.  */
+  int yytoken = 0;
+#if YYERROR_VERBOSE
+  /* Buffer for error messages, and its allocated size.  */
+  char yymsgbuf[128];
+  char *yymsg = yymsgbuf;
+  YYSIZE_T yymsg_alloc = sizeof yymsgbuf;
+#endif
+
+  /* Three stacks and their tools:
+     `yyss': related to states,
+     `yyvs': related to semantic values,
+     `yyls': related to locations.
+
+     Refer to the stacks thru separate pointers, to allow yyoverflow
+     to reallocate them elsewhere.  */
+
+  /* The state stack.  */
+  yytype_int16 yyssa[YYINITDEPTH];
+  yytype_int16 *yyss = yyssa;
+  yytype_int16 *yyssp;
+
+  /* The semantic value stack.  */
+  YYSTYPE yyvsa[YYINITDEPTH];
+  YYSTYPE *yyvs = yyvsa;
+  YYSTYPE *yyvsp;
+
+
+
+#define YYPOPSTACK(N)   (yyvsp -= (N), yyssp -= (N))
+
+  YYSIZE_T yystacksize = YYINITDEPTH;
+
+  /* The variables used to return semantic value and location from the
+     action routines.  */
+  YYSTYPE yyval;
+
+
+  /* The number of symbols on the RHS of the reduced rule.
+     Keep to zero when no symbol should be popped.  */
+  int yylen = 0;
+
+  YYDPRINTF ((stderr, "Starting parse\n"));
+
+  yystate = 0;
+  yyerrstatus = 0;
+  yynerrs = 0;
+  yychar = YYEMPTY;		/* Cause a token to be read.  */
+
+  /* Initialize stack pointers.
+     Waste one element of value and location stack
+     so that they stay on the same level as the state stack.
+     The wasted elements are never initialized.  */
+
+  yyssp = yyss;
+  yyvsp = yyvs;
+
+  goto yysetstate;
+
+/*------------------------------------------------------------.
+| yynewstate -- Push a new state, which is found in yystate.  |
+`------------------------------------------------------------*/
+ yynewstate:
+  /* In all cases, when you get here, the value and location stacks
+     have just been pushed.  So pushing a state here evens the stacks.  */
+  yyssp++;
+
+ yysetstate:
+  *yyssp = yystate;
+
+  if (yyss + yystacksize - 1 <= yyssp)
+    {
+      /* Get the current used size of the three stacks, in elements.  */
+      YYSIZE_T yysize = yyssp - yyss + 1;
+
+#ifdef yyoverflow
+      {
+	/* Give user a chance to reallocate the stack.  Use copies of
+	   these so that the &'s don't force the real ones into
+	   memory.  */
+	YYSTYPE *yyvs1 = yyvs;
+	yytype_int16 *yyss1 = yyss;
+
+
+	/* Each stack pointer address is followed by the size of the
+	   data in use in that stack, in bytes.  This used to be a
+	   conditional around just the two extra args, but that might
+	   be undefined if yyoverflow is a macro.  */
+	yyoverflow (YY_("memory exhausted"),
+		    &yyss1, yysize * sizeof (*yyssp),
+		    &yyvs1, yysize * sizeof (*yyvsp),
+
+		    &yystacksize);
+
+	yyss = yyss1;
+	yyvs = yyvs1;
+      }
+#else /* no yyoverflow */
+# ifndef YYSTACK_RELOCATE
+      goto yyexhaustedlab;
+# else
+      /* Extend the stack our own way.  */
+      if (YYMAXDEPTH <= yystacksize)
+	goto yyexhaustedlab;
+      yystacksize *= 2;
+      if (YYMAXDEPTH < yystacksize)
+	yystacksize = YYMAXDEPTH;
+
+      {
+	yytype_int16 *yyss1 = yyss;
+	union yyalloc *yyptr =
+	  (union yyalloc *) YYSTACK_ALLOC (YYSTACK_BYTES (yystacksize));
+	if (! yyptr)
+	  goto yyexhaustedlab;
+	YYSTACK_RELOCATE (yyss);
+	YYSTACK_RELOCATE (yyvs);
+
+#  undef YYSTACK_RELOCATE
+	if (yyss1 != yyssa)
+	  YYSTACK_FREE (yyss1);
+      }
+# endif
+#endif /* no yyoverflow */
+
+      yyssp = yyss + yysize - 1;
+      yyvsp = yyvs + yysize - 1;
+
+
+      YYDPRINTF ((stderr, "Stack size increased to %lu\n",
+		  (unsigned long int) yystacksize));
+
+      if (yyss + yystacksize - 1 <= yyssp)
+	YYABORT;
+    }
+
+  YYDPRINTF ((stderr, "Entering state %d\n", yystate));
+
+  goto yybackup;
+
+/*-----------.
+| yybackup.  |
+`-----------*/
+yybackup:
+
+  /* Do appropriate processing given the current state.  Read a
+     look-ahead token if we need one and don't already have one.  */
+
+  /* First try to decide what to do without reference to look-ahead token.  */
+  yyn = yypact[yystate];
+  if (yyn == YYPACT_NINF)
+    goto yydefault;
+
+  /* Not known => get a look-ahead token if don't already have one.  */
+
+  /* YYCHAR is either YYEMPTY or YYEOF or a valid look-ahead symbol.  */
+  if (yychar == YYEMPTY)
+    {
+      YYDPRINTF ((stderr, "Reading a token: "));
+      yychar = YYLEX;
+    }
+
+  if (yychar <= YYEOF)
+    {
+      yychar = yytoken = YYEOF;
+      YYDPRINTF ((stderr, "Now at end of input.\n"));
+    }
+  else
+    {
+      yytoken = YYTRANSLATE (yychar);
+      YY_SYMBOL_PRINT ("Next token is", yytoken, &yylval, &yylloc);
+    }
+
+  /* If the proper action on seeing token YYTOKEN is to reduce or to
+     detect an error, take that action.  */
+  yyn += yytoken;
+  if (yyn < 0 || YYLAST < yyn || yycheck[yyn] != yytoken)
+    goto yydefault;
+  yyn = yytable[yyn];
+  if (yyn <= 0)
+    {
+      if (yyn == 0 || yyn == YYTABLE_NINF)
+	goto yyerrlab;
+      yyn = -yyn;
+      goto yyreduce;
+    }
+
+  if (yyn == YYFINAL)
+    YYACCEPT;
+
+  /* Count tokens shifted since error; after three, turn off error
+     status.  */
+  if (yyerrstatus)
+    yyerrstatus--;
+
+  /* Shift the look-ahead token.  */
+  YY_SYMBOL_PRINT ("Shifting", yytoken, &yylval, &yylloc);
+
+  /* Discard the shifted token unless it is eof.  */
+  if (yychar != YYEOF)
+    yychar = YYEMPTY;
+
+  yystate = yyn;
+  *++yyvsp = yylval;
+
+  goto yynewstate;
+
+
+/*-----------------------------------------------------------.
+| yydefault -- do the default action for the current state.  |
+`-----------------------------------------------------------*/
+yydefault:
+  yyn = yydefact[yystate];
+  if (yyn == 0)
+    goto yyerrlab;
+  goto yyreduce;
+
+
+/*-----------------------------.
+| yyreduce -- Do a reduction.  |
+`-----------------------------*/
+yyreduce:
+  /* yyn is the number of a rule to reduce with.  */
+  yylen = yyr2[yyn];
+
+  /* If YYLEN is nonzero, implement the default value of the action:
+     `$$ = $1'.
+
+     Otherwise, the following line sets YYVAL to garbage.
+     This behavior is undocumented and Bison
+     users should not rely upon it.  Assigning to YYVAL
+     unconditionally makes the parser a bit smaller, and it avoids a
+     GCC warning that YYVAL may be used uninitialized.  */
+  yyval = yyvsp[1-yylen];
+
+
+  YY_REDUCE_PRINT (yyn);
+  switch (yyn)
+    {
+        case 2:
+#line 233 "parser.y"
+    {
+		    _finalUnit = ut_get_dimensionless_unit_one(_unitSystem);
+		    YYACCEPT;
+		}
+    break;
+
+  case 3:
+#line 237 "parser.y"
+    {
+		    _finalUnit = (yyvsp[(1) - (1)].unit);
+		    YYACCEPT;
+		}
+    break;
+
+  case 4:
+#line 241 "parser.y"
+    {
+		    YYABORT;
+		}
+    break;
+
+  case 5:
+#line 246 "parser.y"
+    {
+		    (yyval.unit) = (yyvsp[(1) - (1)].unit);
+		}
+    break;
+
+  case 6:
+#line 249 "parser.y"
+    {
+		    (yyval.unit) = ut_offset((yyvsp[(1) - (3)].unit), (yyvsp[(3) - (3)].rval));
+		    ut_free((yyvsp[(1) - (3)].unit));
+		    if ((yyval.unit) == NULL)
+			YYERROR;
+		}
+    break;
+
+  case 7:
+#line 255 "parser.y"
+    {
+		    (yyval.unit) = ut_offset((yyvsp[(1) - (3)].unit), (yyvsp[(3) - (3)].ival));
+		    ut_free((yyvsp[(1) - (3)].unit));
+		    if ((yyval.unit) == NULL)
+			YYERROR;
+		}
+    break;
+
+  case 8:
+#line 261 "parser.y"
+    {
+		    (yyval.unit) = ut_offset_by_time((yyvsp[(1) - (3)].unit), (yyvsp[(3) - (3)].rval));
+		    ut_free((yyvsp[(1) - (3)].unit));
+		    if ((yyval.unit) == NULL)
+			YYERROR;
+		}
+    break;
+
+  case 9:
+#line 267 "parser.y"
+    {
+		    ut_status	prev = ut_get_status();
+		    ut_free((yyvsp[(1) - (3)].unit));
+		    ut_set_status(prev);
+		    YYERROR;
+		}
+    break;
+
+  case 10:
+#line 275 "parser.y"
+    {
+		    (yyval.unit) = (yyvsp[(1) - (1)].unit);
+                    _isTime = isTime((yyval.unit));
+		}
+    break;
+
+  case 11:
+#line 279 "parser.y"
+    {
+		    (yyval.unit) = ut_multiply((yyvsp[(1) - (2)].unit), (yyvsp[(2) - (2)].unit));
+                    _isTime = isTime((yyval.unit));
+		    ut_free((yyvsp[(1) - (2)].unit));
+		    ut_free((yyvsp[(2) - (2)].unit));
+		    if ((yyval.unit) == NULL)
+			YYERROR;
+		}
+    break;
+
+  case 12:
+#line 287 "parser.y"
+    {
+		    ut_status	prev = ut_get_status();
+		    ut_free((yyvsp[(1) - (2)].unit));
+		    ut_set_status(prev);
+		    YYERROR;
+		}
+    break;
+
+  case 13:
+#line 293 "parser.y"
+    {
+		    (yyval.unit) = ut_multiply((yyvsp[(1) - (3)].unit), (yyvsp[(3) - (3)].unit));
+                    _isTime = isTime((yyval.unit));
+		    ut_free((yyvsp[(1) - (3)].unit));
+		    ut_free((yyvsp[(3) - (3)].unit));
+		    if ((yyval.unit) == NULL)
+			YYERROR;
+		}
+    break;
+
+  case 14:
+#line 301 "parser.y"
+    {
+		    ut_status	prev = ut_get_status();
+		    ut_free((yyvsp[(1) - (3)].unit));
+		    ut_set_status(prev);
+		    YYERROR;
+		}
+    break;
+
+  case 15:
+#line 307 "parser.y"
+    {
+		    (yyval.unit) = ut_divide((yyvsp[(1) - (3)].unit), (yyvsp[(3) - (3)].unit));
+                    _isTime = isTime((yyval.unit));
+		    ut_free((yyvsp[(1) - (3)].unit));
+		    ut_free((yyvsp[(3) - (3)].unit));
+		    if ((yyval.unit) == NULL)
+			YYERROR;
+		}
+    break;
+
+  case 16:
+#line 315 "parser.y"
+    {
+		    ut_status	prev = ut_get_status();
+		    ut_free((yyvsp[(1) - (3)].unit));
+		    ut_set_status(prev);
+		    YYERROR;
+		}
+    break;
+
+  case 17:
+#line 323 "parser.y"
+    {
+		    (yyval.unit) = (yyvsp[(1) - (1)].unit);
+		}
+    break;
+
+  case 18:
+#line 326 "parser.y"
+    {
+		    (yyval.unit) = ut_raise((yyvsp[(1) - (2)].unit), (yyvsp[(2) - (2)].ival));
+		    ut_free((yyvsp[(1) - (2)].unit));
+		    if ((yyval.unit) == NULL)
+			YYERROR;
+		}
+    break;
+
+  case 19:
+#line 332 "parser.y"
+    {
+		    (yyval.unit) = ut_raise((yyvsp[(1) - (2)].unit), (yyvsp[(2) - (2)].ival));
+		    ut_free((yyvsp[(1) - (2)].unit));
+		    if ((yyval.unit) == NULL)
+			YYERROR;
+		}
+    break;
+
+  case 20:
+#line 338 "parser.y"
+    {
+		    ut_status	prev = ut_get_status();
+		    ut_free((yyvsp[(1) - (2)].unit));
+		    ut_set_status(prev);
+		    YYERROR;
+		}
+    break;
+
+  case 21:
+#line 346 "parser.y"
+    {
+		    double	prefix = 1;
+		    ut_unit*	unit = NULL;
+		    char*	cp = (yyvsp[(1) - (1)].id);
+		    int		symbolPrefixSeen = 0;
+
+		    while (*cp) {
+			size_t	nchar;
+			double	value;
+
+			unit = ut_get_unit_by_name(_unitSystem, cp);
+
+			if (unit != NULL)
+			    break;
+
+			unit = ut_get_unit_by_symbol(_unitSystem, cp);
+
+			if (unit != NULL)
+			    break;
+
+			if (utGetPrefixByName(_unitSystem, cp, &value, &nchar)
+				== UT_SUCCESS) {
+			    prefix *= value;
+			    cp += nchar;
+			}
+			else {
+			    if (!symbolPrefixSeen &&
+				    utGetPrefixBySymbol(_unitSystem, cp, &value,
+					&nchar) == UT_SUCCESS) {
+				symbolPrefixSeen = 1;
+				prefix *= value;
+				cp += nchar;
+			    }
+			    else {
+				break;
+			    }
+			}
+		    }
+
+		    free((yyvsp[(1) - (1)].id));
+
+		    if (unit == NULL) {
+			ut_set_status(UT_UNKNOWN);
+			YYERROR;
+		    }
+
+		    (yyval.unit) = ut_scale(prefix, unit);
+
+		    ut_free(unit);
+
+		    if ((yyval.unit) == NULL)
+			YYERROR;
+		}
+    break;
+
+  case 22:
+#line 399 "parser.y"
+    {
+		    (yyval.unit) = (yyvsp[(2) - (3)].unit);
+		}
+    break;
+
+  case 23:
+#line 402 "parser.y"
+    {
+		    ut_status	status = ut_get_status();
+		    ut_free((yyvsp[(2) - (3)].unit));
+		    ut_set_status(status);
+		    YYERROR;
+		}
+    break;
+
+  case 24:
+#line 408 "parser.y"
+    {
+		    (yyval.unit) = ut_log((yyvsp[(1) - (3)].rval), (yyvsp[(2) - (3)].unit));
+		    ut_free((yyvsp[(2) - (3)].unit));
+		    if ((yyval.unit) == NULL)
+			YYERROR;
+		}
+    break;
+
+  case 25:
+#line 414 "parser.y"
+    {
+		    ut_status	status = ut_get_status();
+		    ut_free((yyvsp[(2) - (3)].unit));
+		    ut_set_status(status);
+		    YYERROR;
+		}
+    break;
+
+  case 26:
+#line 420 "parser.y"
+    {
+		    (yyval.unit) = ut_scale((yyvsp[(1) - (1)].rval),
+                        ut_get_dimensionless_unit_one(_unitSystem));
+		}
+    break;
+
+  case 27:
+#line 426 "parser.y"
+    {
+		    (yyval.rval) = (yyvsp[(1) - (1)].ival);
+		}
+    break;
+
+  case 28:
+#line 429 "parser.y"
+    {
+		    (yyval.rval) = (yyvsp[(1) - (1)].rval);
+		}
+    break;
+
+  case 29:
+#line 434 "parser.y"
+    {
+		    (yyval.rval) = (yyvsp[(1) - (1)].rval);
+		}
+    break;
+
+  case 30:
+#line 437 "parser.y"
+    {
+		    (yyval.rval) = (yyvsp[(1) - (2)].rval) + (yyvsp[(2) - (2)].rval);
+		}
+    break;
+
+  case 31:
+#line 440 "parser.y"
+    {
+		    (yyval.rval) = (yyvsp[(1) - (3)].rval) + ((yyvsp[(2) - (3)].rval) - (yyvsp[(3) - (3)].rval));
+		}
+    break;
+
+  case 32:
+#line 443 "parser.y"
+    {
+		    int	error = 0;
+
+		    if (strcasecmp((yyvsp[(3) - (3)].id), "UTC") != 0 &&
+			    strcasecmp((yyvsp[(3) - (3)].id), "GMT") != 0 &&
+			    strcasecmp((yyvsp[(3) - (3)].id), "Z") != 0) {
+			ut_set_status(UT_UNKNOWN);
+			error = 1;
+		    }
+
+		    free((yyvsp[(3) - (3)].id));
+
+		    if (!error) {
+			(yyval.rval) = (yyvsp[(1) - (3)].rval) + (yyvsp[(2) - (3)].rval);
+		    }
+		    else {
+			YYERROR;
+		    }
+		}
+    break;
+
+  case 33:
+#line 462 "parser.y"
+    {
+		    (yyval.rval) = (yyvsp[(1) - (1)].rval);
+		}
+    break;
+
+  case 34:
+#line 465 "parser.y"
+    {
+		    (yyval.rval) = (yyvsp[(1) - (2)].rval) - (yyvsp[(2) - (2)].rval);
+		}
+    break;
+
+  case 35:
+#line 468 "parser.y"
+    {
+		    int	error = 0;
+
+		    if (strcasecmp((yyvsp[(2) - (2)].id), "UTC") != 0 &&
+			    strcasecmp((yyvsp[(2) - (2)].id), "GMT") != 0 &&
+			    strcasecmp((yyvsp[(2) - (2)].id), "Z") != 0) {
+			ut_set_status(UT_UNKNOWN);
+			error = 1;
+		    }
+
+		    free((yyvsp[(2) - (2)].id));
+
+		    if (!error) {
+			(yyval.rval) = (yyvsp[(1) - (2)].rval);
+		    }
+		    else {
+			YYERROR;
+		    }
+		}
+    break;
+
+
+/* Line 1267 of yacc.c.  */
+#line 1967 "parser.c"
+      default: break;
+    }
+  YY_SYMBOL_PRINT ("-> $$ =", yyr1[yyn], &yyval, &yyloc);
+
+  YYPOPSTACK (yylen);
+  yylen = 0;
+  YY_STACK_PRINT (yyss, yyssp);
+
+  *++yyvsp = yyval;
+
+
+  /* Now `shift' the result of the reduction.  Determine what state
+     that goes to, based on the state we popped back to and the rule
+     number reduced by.  */
+
+  yyn = yyr1[yyn];
+
+  yystate = yypgoto[yyn - YYNTOKENS] + *yyssp;
+  if (0 <= yystate && yystate <= YYLAST && yycheck[yystate] == *yyssp)
+    yystate = yytable[yystate];
+  else
+    yystate = yydefgoto[yyn - YYNTOKENS];
+
+  goto yynewstate;
+
+
+/*------------------------------------.
+| yyerrlab -- here on detecting error |
+`------------------------------------*/
+yyerrlab:
+  /* If not already recovering from an error, report this error.  */
+  if (!yyerrstatus)
+    {
+      ++yynerrs;
+#if ! YYERROR_VERBOSE
+      yyerror (YY_("syntax error"));
+#else
+      {
+	YYSIZE_T yysize = yysyntax_error (0, yystate, yychar);
+	if (yymsg_alloc < yysize && yymsg_alloc < YYSTACK_ALLOC_MAXIMUM)
+	  {
+	    YYSIZE_T yyalloc = 2 * yysize;
+	    if (! (yysize <= yyalloc && yyalloc <= YYSTACK_ALLOC_MAXIMUM))
+	      yyalloc = YYSTACK_ALLOC_MAXIMUM;
+	    if (yymsg != yymsgbuf)
+	      YYSTACK_FREE (yymsg);
+	    yymsg = (char *) YYSTACK_ALLOC (yyalloc);
+	    if (yymsg)
+	      yymsg_alloc = yyalloc;
+	    else
+	      {
+		yymsg = yymsgbuf;
+		yymsg_alloc = sizeof yymsgbuf;
+	      }
+	  }
+
+	if (0 < yysize && yysize <= yymsg_alloc)
+	  {
+	    (void) yysyntax_error (yymsg, yystate, yychar);
+	    yyerror (yymsg);
+	  }
+	else
+	  {
+	    yyerror (YY_("syntax error"));
+	    if (yysize != 0)
+	      goto yyexhaustedlab;
+	  }
+      }
+#endif
+    }
+
+
+
+  if (yyerrstatus == 3)
+    {
+      /* If just tried and failed to reuse look-ahead token after an
+	 error, discard it.  */
+
+      if (yychar <= YYEOF)
+	{
+	  /* Return failure if at end of input.  */
+	  if (yychar == YYEOF)
+	    YYABORT;
+	}
+      else
+	{
+	  yydestruct ("Error: discarding",
+		      yytoken, &yylval);
+	  yychar = YYEMPTY;
+	}
+    }
+
+  /* Else will try to reuse look-ahead token after shifting the error
+     token.  */
+  goto yyerrlab1;
+
+
+/*---------------------------------------------------.
+| yyerrorlab -- error raised explicitly by YYERROR.  |
+`---------------------------------------------------*/
+yyerrorlab:
+
+  /* Pacify compilers like GCC when the user code never invokes
+     YYERROR and the label yyerrorlab therefore never appears in user
+     code.  */
+  if (/*CONSTCOND*/ 0)
+     goto yyerrorlab;
+
+  /* Do not reclaim the symbols of the rule which action triggered
+     this YYERROR.  */
+  YYPOPSTACK (yylen);
+  yylen = 0;
+  YY_STACK_PRINT (yyss, yyssp);
+  yystate = *yyssp;
+  goto yyerrlab1;
+
+
+/*-------------------------------------------------------------.
+| yyerrlab1 -- common code for both syntax error and YYERROR.  |
+`-------------------------------------------------------------*/
+yyerrlab1:
+  yyerrstatus = 3;	/* Each real token shifted decrements this.  */
+
+  for (;;)
+    {
+      yyn = yypact[yystate];
+      if (yyn != YYPACT_NINF)
+	{
+	  yyn += YYTERROR;
+	  if (0 <= yyn && yyn <= YYLAST && yycheck[yyn] == YYTERROR)
+	    {
+	      yyn = yytable[yyn];
+	      if (0 < yyn)
+		break;
+	    }
+	}
+
+      /* Pop the current state because it cannot handle the error token.  */
+      if (yyssp == yyss)
+	YYABORT;
+
+
+      yydestruct ("Error: popping",
+		  yystos[yystate], yyvsp);
+      YYPOPSTACK (1);
+      yystate = *yyssp;
+      YY_STACK_PRINT (yyss, yyssp);
+    }
+
+  if (yyn == YYFINAL)
+    YYACCEPT;
+
+  *++yyvsp = yylval;
+
+
+  /* Shift the error token.  */
+  YY_SYMBOL_PRINT ("Shifting", yystos[yyn], yyvsp, yylsp);
+
+  yystate = yyn;
+  goto yynewstate;
+
+
+/*-------------------------------------.
+| yyacceptlab -- YYACCEPT comes here.  |
+`-------------------------------------*/
+yyacceptlab:
+  yyresult = 0;
+  goto yyreturn;
+
+/*-----------------------------------.
+| yyabortlab -- YYABORT comes here.  |
+`-----------------------------------*/
+yyabortlab:
+  yyresult = 1;
+  goto yyreturn;
+
+#ifndef yyoverflow
+/*-------------------------------------------------.
+| yyexhaustedlab -- memory exhaustion comes here.  |
+`-------------------------------------------------*/
+yyexhaustedlab:
+  yyerror (YY_("memory exhausted"));
+  yyresult = 2;
+  /* Fall through.  */
+#endif
+
+yyreturn:
+  if (yychar != YYEOF && yychar != YYEMPTY)
+     yydestruct ("Cleanup: discarding lookahead",
+		 yytoken, &yylval);
+  /* Do not reclaim the symbols of the rule which action triggered
+     this YYABORT or YYACCEPT.  */
+  YYPOPSTACK (yylen);
+  YY_STACK_PRINT (yyss, yyssp);
+  while (yyssp != yyss)
+    {
+      yydestruct ("Cleanup: popping",
+		  yystos[*yyssp], yyvsp);
+      YYPOPSTACK (1);
+    }
+#ifndef yyoverflow
+  if (yyss != yyssa)
+    YYSTACK_FREE (yyss);
+#endif
+#if YYERROR_VERBOSE
+  if (yymsg != yymsgbuf)
+    YYSTACK_FREE (yymsg);
+#endif
+  /* Make sure YYID is used.  */
+  return YYID (yyresult);
+}
+
+
+#line 489 "parser.y"
+
+
+#define yymaxdepth	utmaxdepth
+#define yylval		utlval
+#define yychar		utchar
+#define yypact		utpact
+#define yyr1		utr1
+#define yyr2		utr2
+#define yydef		utdef
+#define yychk		utchk
+#define yypgo		utpgo
+#define yyact		utact
+#define yyexca		utexca
+#define yyerrflag	uterrflag
+#define yynerrs		utnerrs
+#define yyps		utps
+#define yypv		utpv
+#define yys		uts
+#define yy_yys		utyys
+#define yystate		utstate
+#define yytmp		uttmp
+#define yyv		utv
+#define yy_yyv		utyyv
+#define yyval		utval
+#define yylloc		utlloc
+#define yyreds		utreds
+#define yytoks		uttoks
+#define yylhs		utyylhs
+#define yydefred	utyydefred
+#define yydgoto		utyydgoto
+#define yysindex	utyysindex
+#define yyrindex	utyyrindex
+#define yygindex	utyygindex
+#define yytable		utyytable
+#define yycheck		utyycheck
+#define yyname		utyyname
+#define yyrule		utyyrule
+
+#include "scanner.c"
+
+
+/*
+ * Converts a string in the Latin-1 character set (ISO 8859-1) to the UTF-8
+ * character set.
+ *
+ * Arguments:
+ *      latin1String    Pointer to the string to be converted.  May be freed
+ *                      upon return.
+ * Returns:
+ *      NULL            Failure.  ut_handle_error_message() was called.
+ *      else            Pointer to UTF-8 representation of "string".  Must not
+ *                      be freed.  Subsequent calls may overwrite.
+ */
+static const char*
+latin1ToUtf8(
+    const char* const   latin1String)
+{
+    static char*                utf8String = NULL;
+    static size_t               bufSize = 0;
+    size_t                      size;
+    const unsigned char*        in;
+    unsigned char*              out;
+
+    assert(latin1String != NULL);
+
+    size = 2 * strlen(latin1String) + 1;
+
+    if (size > bufSize) {
+        char*   buf = realloc(utf8String, size);
+
+        if (buf != NULL) {
+            utf8String = buf;
+            bufSize = size;
+        }
+        else {
+            ut_handle_error_message("Couldn't allocate %ld-byte buffer: %s",
+                (unsigned long)size, strerror(errno));
+            return NULL;
+        }
+    }
+
+    if (utf8String) {
+        for (in = (const unsigned char*)latin1String,
+                out = (unsigned char*)utf8String; *in; ++in) {
+#           define IS_ASCII(c) (((c) & 0x80) == 0)
+
+            if (IS_ASCII(*in)) {
+                *out++ = *in;
+            }
+            else {
+                *out++ = 0xC0 | ((0xC0 & *in) >> 6);
+                *out++ = 0x80 | (0x3F & *in);
+            }
+        }
+
+        *out = 0;
+    }
+
+    return utf8String;
+}
+
+
+/*
+ * Returns the binary representation of a unit corresponding to a string
+ * representation.
+ *
+ * Arguments:
+ *	system		Pointer to the unit-system in which the parsing will
+ *			occur.
+ *	string		The string to be parsed (e.g., "millimeters").  There
+ *			should be no leading or trailing whitespace in the
+ *			string.  See ut_trim().
+ *	encoding	The encoding of "string".
+ * Returns:
+ *	NULL		Failure.  "ut_get_status()" will be one of
+ *			    UT_BAD_ARG		"system" or "string" is NULL.
+ *			    UT_SYNTAX		"string" contained a syntax
+ *						error.
+ *			    UT_UNKNOWN		"string" contained an unknown
+ *						identifier.
+ *			    UT_OS		Operating-system failure.  See
+ *						"errno".
+ *	else		Pointer to the unit corresponding to "string".
+ */
+ut_unit*
+ut_parse(
+    const ut_system* const	system,
+    const char* const		string,
+    ut_encoding			encoding)
+{
+    ut_unit*	unit = NULL;		/* failure */
+
+    if (system == NULL || string == NULL) {
+	ut_set_status(UT_BAD_ARG);
+    }
+    else {
+        const char*     utf8String;
+
+        if (encoding != UT_LATIN1) {
+            utf8String = string;
+        }
+        else {
+            utf8String = latin1ToUtf8(string);
+            encoding = UT_UTF8;
+
+            if (utf8String == NULL)
+                ut_set_status(UT_OS);
+        }
+
+        if (utf8String != NULL) {
+            YY_BUFFER_STATE	buf = ut_scan_string(utf8String);
+
+            _unitSystem = (ut_system*)system;
+            _encoding = encoding;
+            _restartScanner = 1;
+
+#if YYDEBUG
+            utdebug = 0;
+            ut_flex_debug = 0;
+#endif
+
+            _finalUnit = NULL;
+
+            if (utparse() == 0) {
+                int     status;
+                int	n = yy_c_buf_p  - buf->yy_ch_buf;
+
+                if (n >= strlen(utf8String)) {
+                    unit = _finalUnit;	/* success */
+                    status = UT_SUCCESS;
+                }
+                else {
+                    /*
+                     * Parsing terminated before the end of the string.
+                     */
+                    ut_free(_finalUnit);
+                    status = UT_SYNTAX;
+                }
+
+                ut_set_status(status);
+            }
+
+            ut_delete_buffer(buf);
+        }                               /* utf8String != NULL */
+    }                                   /* valid arguments */
+
+    return unit;
+}
+
diff --git a/lib/parser.y b/lib/parser.y
new file mode 100644
index 0000000..e727510
--- /dev/null
+++ b/lib/parser.y
@@ -0,0 +1,677 @@
+%{
+/*
+ * Copyright 2013 University Corporation for Atmospheric Research
+ *
+ * This file is part of the UDUNITS-2 package.  See the file COPYRIGHT
+ * in the top-level source-directory of the package for copying and
+ * redistribution conditions.
+ */
+/*
+ * bison(1)-based parser for decoding formatted unit specifications.
+ *
+ * This module is thread-compatible but not thread-safe.  Multi-threaded
+ * access must be externally synchronized.
+ */
+
+/*LINTLIBRARY*/
+
+#ifndef	_XOPEN_SOURCE
+#   define _XOPEN_SOURCE 500
+#endif
+
+#include <assert.h>
+#include <ctype.h>
+#include <errno.h>
+#include <stdlib.h>
+#include <stdio.h>
+#ifndef _MSC_VER
+#include <string.h>
+#include <strings.h>
+#endif
+#include "udunits2.h"
+
+static ut_unit*		_finalUnit;	/* fully-parsed specification */
+static ut_system*	_unitSystem;	/* The unit-system to use */
+static char*		_errorMessage;	/* last error-message */
+static ut_encoding	_encoding;	/* encoding of string to be parsed */
+static int		_restartScanner;/* restart scanner? */
+static int		_isTime;        /* product_exp is time? */
+
+
+/*
+ * Removes leading and trailing whitespace from a string.
+ *
+ * Arguments:
+ *	string		NUL-terminated string.  Will be modified if it
+ *                      contains whitespace.
+ *	encoding	The character-encoding of "string".
+ * Returns:
+ *      "string"
+ */
+char*
+ut_trim(
+    char* const	        string,
+    const ut_encoding	encoding)
+{
+    static const char*	asciiSpace = " \t\n\r\f\v";
+    static const char*	latin1Space = " \t\n\r\f\v\xa0";	/* add NBSP */
+    const char*		whiteSpace;
+    char*		start;
+    char*		stop;
+    size_t              len;
+
+    whiteSpace =
+	encoding == UT_LATIN1
+	    ? latin1Space
+	    : asciiSpace;
+
+    start = string + strspn(string, whiteSpace);
+
+    for (stop = start + strlen(start); stop > start; --stop)
+	 if (strchr(whiteSpace, stop[-1]) == NULL)
+	    break;
+
+    len = stop - start;
+
+    (void)memmove(string, start, len);
+
+    string[len] = 0;
+
+    ut_set_status(UT_SUCCESS);
+
+    return start;
+}
+
+
+/*
+ *  YACC error routine:
+ */
+void
+uterror(
+    char        	*s)
+{
+    static char*	nomem = "uterror(): out of memory";
+
+    if (_errorMessage != NULL && _errorMessage != nomem)
+	free(_errorMessage);
+
+    _errorMessage = strdup(s);
+
+    if (_errorMessage == NULL)
+	_errorMessage = nomem;
+}
+
+/**
+ * Parses an integer value into broken-down clock-time. The value is assumed to
+ * have the form H[H[MM[SS]]].
+ *
+ * @param[in]  value   The integer value.
+ * @param[out] hour    The hour field.
+ * @param[out] minute  The minute field. Set to zero if appropriate.
+ * @param[out] second  The second field. Set to zero if appropriate.
+ */
+static void to_clock(
+    unsigned long       value,
+    unsigned* const     hour,
+    unsigned* const     minute,
+    unsigned* const     second)
+{
+    if (value > 0)
+        while (value < 10000)
+            value *= 10;
+
+    *hour = value / 10000;
+    *minute = (value % 10000) / 100;
+    *second = value % 100;
+}
+
+/**
+ * Converts an integer value into a timezone offset as used by this package.
+ *
+ * @param[in]  value  The integer value. Must correspond to [+|-]H[H[MM]].
+ * @param[out] time   The corresponding time as used by this package.
+ * @retval     0      Success. "*time" is set.
+ * @retval     -1     The integer value is invalid.
+ */
+static int timezone_to_time(
+    const long    value,
+    double* const time)
+{
+    unsigned hour, minute, second;
+
+    if (value < -2400 || value > 2400)
+        return -1;
+
+    to_clock(value < 0 ? -value : value, &hour, &minute, &second);
+
+    if (hour > 24 || minute >= 60)
+        return -1;
+
+    *time = value < 0
+        ? ut_encode_clock(-hour, -minute, -second)
+        : ut_encode_clock(hour, minute, second);
+
+    return 0;
+}
+
+/**
+ * Converts an integer value into a time as used by this package.
+ *
+ * @param[in]  value  The integer value. Must correspond to H[H[MM[SS]]].
+ * @param[out] time   The corresponding time as used by this package.
+ * @retval     0      Success. "*time" is set.
+ * @retval     -1     The integer value is invalid.
+ */
+static int clock_to_time(
+    const long    value,
+    double* const time)
+{
+    unsigned hour, minute, second;
+    
+    if (value < 0)
+        return -1;
+
+    to_clock(value, &hour, &minute, &second);
+
+    if (hour > 24 || minute >= 60 || second > 60) /* allow leap second */
+        return -1;
+
+    *time = ut_encode_clock(hour, minute, second);
+
+    return 0;
+}
+
+/**
+ * Indicates if a unit is a (non-offset) time unit.
+ *
+ * @param[in] unit      The unit to be checked.
+ * @retval    0         If and only if the unit is not a time unit.
+ */
+static int isTime(
+    const ut_unit* const unit)
+{
+    ut_status   prev = ut_get_status();
+    ut_unit*    second = ut_get_unit_by_name(_unitSystem, "second");
+    int         isTime = ut_are_convertible(unit, second);
+    
+    ut_free(second);
+    ut_set_status(prev);
+    return isTime;
+}
+
+%}
+
+%union {
+    char*	id;			/* identifier */
+    ut_unit*	unit;			/* "unit" structure */
+    double	rval;			/* floating-point numerical value */
+    long	ival;			/* integer numerical value */
+}
+
+%token  	ERR
+%token		SHIFT
+%token  	MULTIPLY
+%token  	DIVIDE
+%token  <ival>	INT
+%token  <ival>	EXPONENT
+%token  <rval>	REAL
+%token  <id>	ID
+%token	<rval>	DATE
+%token	<rval>	CLOCK
+%token	<rval>	TIMESTAMP
+%token	<rval>	LOGREF
+
+%type	<unit>	unit_spec
+%type   <unit>	shift_exp
+%type   <unit>	product_exp
+%type   <unit>	power_exp
+%type   <unit>	basic_exp
+%type   <rval>	timestamp
+%type   <rval>	number
+
+%%
+
+unit_spec:      /* nothing */ {
+		    _finalUnit = ut_get_dimensionless_unit_one(_unitSystem);
+		    YYACCEPT;
+		} |
+		shift_exp {
+		    _finalUnit = $1;
+		    YYACCEPT;
+		} |
+		error {
+		    YYABORT;
+		}
+		;
+
+shift_exp:	product_exp {
+		    $$ = $1;
+		} |
+		product_exp SHIFT REAL {
+		    $$ = ut_offset($1, $3);
+		    ut_free($1);
+		    if ($$ == NULL)
+			YYERROR;
+		} |
+		product_exp SHIFT INT {
+		    $$ = ut_offset($1, $3);
+		    ut_free($1);
+		    if ($$ == NULL)
+			YYERROR;
+		} |
+		product_exp SHIFT timestamp {
+		    $$ = ut_offset_by_time($1, $3);
+		    ut_free($1);
+		    if ($$ == NULL)
+			YYERROR;
+		} |
+		product_exp SHIFT error {
+		    ut_status	prev = ut_get_status();
+		    ut_free($1);
+		    ut_set_status(prev);
+		    YYERROR;
+		}
+		;
+
+product_exp:	power_exp {
+		    $$ = $1;
+                    _isTime = isTime($$);
+		} |
+		product_exp power_exp	{
+		    $$ = ut_multiply($1, $2);
+                    _isTime = isTime($$);
+		    ut_free($1);
+		    ut_free($2);
+		    if ($$ == NULL)
+			YYERROR;
+		} |
+		product_exp error	{
+		    ut_status	prev = ut_get_status();
+		    ut_free($1);
+		    ut_set_status(prev);
+		    YYERROR;
+		} |
+		product_exp MULTIPLY power_exp	{
+		    $$ = ut_multiply($1, $3);
+                    _isTime = isTime($$);
+		    ut_free($1);
+		    ut_free($3);
+		    if ($$ == NULL)
+			YYERROR;
+		} |
+		product_exp MULTIPLY error	{
+		    ut_status	prev = ut_get_status();
+		    ut_free($1);
+		    ut_set_status(prev);
+		    YYERROR;
+		} |
+		product_exp DIVIDE power_exp	{
+		    $$ = ut_divide($1, $3);
+                    _isTime = isTime($$);
+		    ut_free($1);
+		    ut_free($3);
+		    if ($$ == NULL)
+			YYERROR;
+		} |
+		product_exp DIVIDE error	{
+		    ut_status	prev = ut_get_status();
+		    ut_free($1);
+		    ut_set_status(prev);
+		    YYERROR;
+		}
+		;
+
+power_exp:	basic_exp {
+		    $$ = $1;
+		} |
+		basic_exp INT {
+		    $$ = ut_raise($1, $2);
+		    ut_free($1);
+		    if ($$ == NULL)
+			YYERROR;
+		} |
+		basic_exp EXPONENT {
+		    $$ = ut_raise($1, $2);
+		    ut_free($1);
+		    if ($$ == NULL)
+			YYERROR;
+		} |
+		basic_exp error {
+		    ut_status	prev = ut_get_status();
+		    ut_free($1);
+		    ut_set_status(prev);
+		    YYERROR;
+		}
+		;
+
+basic_exp:	ID {
+		    double	prefix = 1;
+		    ut_unit*	unit = NULL;
+		    char*	cp = $1;
+		    int		symbolPrefixSeen = 0;
+
+		    while (*cp) {
+			size_t	nchar;
+			double	value;
+
+			unit = ut_get_unit_by_name(_unitSystem, cp);
+
+			if (unit != NULL)
+			    break;
+
+			unit = ut_get_unit_by_symbol(_unitSystem, cp);
+
+			if (unit != NULL)
+			    break;
+
+			if (utGetPrefixByName(_unitSystem, cp, &value, &nchar)
+				== UT_SUCCESS) {
+			    prefix *= value;
+			    cp += nchar;
+			}
+			else {
+			    if (!symbolPrefixSeen &&
+				    utGetPrefixBySymbol(_unitSystem, cp, &value,
+					&nchar) == UT_SUCCESS) {
+				symbolPrefixSeen = 1;
+				prefix *= value;
+				cp += nchar;
+			    }
+			    else {
+				break;
+			    }
+			}
+		    }
+
+		    free($1);
+
+		    if (unit == NULL) {
+			ut_set_status(UT_UNKNOWN);
+			YYERROR;
+		    }
+
+		    $$ = ut_scale(prefix, unit);
+
+		    ut_free(unit);
+
+		    if ($$ == NULL)
+			YYERROR;
+		} |
+		'(' shift_exp ')' {
+		    $$ = $2;
+		} |
+		'(' shift_exp error {
+		    ut_status	status = ut_get_status();
+		    ut_free($2);
+		    ut_set_status(status);
+		    YYERROR;
+		} |
+		LOGREF product_exp ')' {
+		    $$ = ut_log($1, $2);
+		    ut_free($2);
+		    if ($$ == NULL)
+			YYERROR;
+		} |
+		LOGREF product_exp error {
+		    ut_status	status = ut_get_status();
+		    ut_free($2);
+		    ut_set_status(status);
+		    YYERROR;
+		} |
+		number {
+		    $$ = ut_scale($1,
+                        ut_get_dimensionless_unit_one(_unitSystem));
+		}
+		;
+
+number:		INT {
+		    $$ = $1;
+		} |
+		REAL {
+		    $$ = $1;
+		}
+		;
+
+timestamp:	DATE {
+		    $$ = $1;
+		} |
+		DATE CLOCK {
+		    $$ = $1 + $2;
+		} |
+		DATE CLOCK CLOCK {
+		    $$ = $1 + ($2 - $3);
+		} |
+		DATE CLOCK ID {
+		    int	error = 0;
+
+		    if (strcasecmp($3, "UTC") != 0 &&
+			    strcasecmp($3, "GMT") != 0 &&
+			    strcasecmp($3, "Z") != 0) {
+			ut_set_status(UT_UNKNOWN);
+			error = 1;
+		    }
+
+		    free($3);
+
+		    if (!error) {
+			$$ = $1 + $2;
+		    }
+		    else {
+			YYERROR;
+		    }
+		} |
+		TIMESTAMP {
+		    $$ = $1;
+		} |
+		TIMESTAMP CLOCK {
+		    $$ = $1 - $2;
+		} |
+		TIMESTAMP ID {
+		    int	error = 0;
+
+		    if (strcasecmp($2, "UTC") != 0 &&
+			    strcasecmp($2, "GMT") != 0 &&
+			    strcasecmp($2, "Z") != 0) {
+			ut_set_status(UT_UNKNOWN);
+			error = 1;
+		    }
+
+		    free($2);
+
+		    if (!error) {
+			$$ = $1;
+		    }
+		    else {
+			YYERROR;
+		    }
+		}
+		;
+
+%%
+
+#define yymaxdepth	utmaxdepth
+#define yylval		utlval
+#define yychar		utchar
+#define yypact		utpact
+#define yyr1		utr1
+#define yyr2		utr2
+#define yydef		utdef
+#define yychk		utchk
+#define yypgo		utpgo
+#define yyact		utact
+#define yyexca		utexca
+#define yyerrflag	uterrflag
+#define yynerrs		utnerrs
+#define yyps		utps
+#define yypv		utpv
+#define yys		uts
+#define yy_yys		utyys
+#define yystate		utstate
+#define yytmp		uttmp
+#define yyv		utv
+#define yy_yyv		utyyv
+#define yyval		utval
+#define yylloc		utlloc
+#define yyreds		utreds
+#define yytoks		uttoks
+#define yylhs		utyylhs
+#define yydefred	utyydefred
+#define yydgoto		utyydgoto
+#define yysindex	utyysindex
+#define yyrindex	utyyrindex
+#define yygindex	utyygindex
+#define yytable		utyytable
+#define yycheck		utyycheck
+#define yyname		utyyname
+#define yyrule		utyyrule
+
+#include "scanner.c"
+
+
+/*
+ * Converts a string in the Latin-1 character set (ISO 8859-1) to the UTF-8
+ * character set.
+ *
+ * Arguments:
+ *      latin1String    Pointer to the string to be converted.  May be freed
+ *                      upon return.
+ * Returns:
+ *      NULL            Failure.  ut_handle_error_message() was called.
+ *      else            Pointer to UTF-8 representation of "string".  Must not
+ *                      be freed.  Subsequent calls may overwrite.
+ */
+static const char*
+latin1ToUtf8(
+    const char* const   latin1String)
+{
+    static char*                utf8String = NULL;
+    static size_t               bufSize = 0;
+    size_t                      size;
+    const unsigned char*        in;
+    unsigned char*              out;
+
+    assert(latin1String != NULL);
+
+    size = 2 * strlen(latin1String) + 1;
+
+    if (size > bufSize) {
+        char*   buf = realloc(utf8String, size);
+
+        if (buf != NULL) {
+            utf8String = buf;
+            bufSize = size;
+        }
+        else {
+            ut_handle_error_message("Couldn't allocate %ld-byte buffer: %s",
+                (unsigned long)size, strerror(errno));
+            return NULL;
+        }
+    }
+
+    if (utf8String) {
+        for (in = (const unsigned char*)latin1String,
+                out = (unsigned char*)utf8String; *in; ++in) {
+#           define IS_ASCII(c) (((c) & 0x80) == 0)
+
+            if (IS_ASCII(*in)) {
+                *out++ = *in;
+            }
+            else {
+                *out++ = 0xC0 | ((0xC0 & *in) >> 6);
+                *out++ = 0x80 | (0x3F & *in);
+            }
+        }
+
+        *out = 0;
+    }
+
+    return utf8String;
+}
+
+
+/*
+ * Returns the binary representation of a unit corresponding to a string
+ * representation.
+ *
+ * Arguments:
+ *	system		Pointer to the unit-system in which the parsing will
+ *			occur.
+ *	string		The string to be parsed (e.g., "millimeters").  There
+ *			should be no leading or trailing whitespace in the
+ *			string.  See ut_trim().
+ *	encoding	The encoding of "string".
+ * Returns:
+ *	NULL		Failure.  "ut_get_status()" will be one of
+ *			    UT_BAD_ARG		"system" or "string" is NULL.
+ *			    UT_SYNTAX		"string" contained a syntax
+ *						error.
+ *			    UT_UNKNOWN		"string" contained an unknown
+ *						identifier.
+ *			    UT_OS		Operating-system failure.  See
+ *						"errno".
+ *	else		Pointer to the unit corresponding to "string".
+ */
+ut_unit*
+ut_parse(
+    const ut_system* const	system,
+    const char* const		string,
+    ut_encoding			encoding)
+{
+    ut_unit*	unit = NULL;		/* failure */
+
+    if (system == NULL || string == NULL) {
+	ut_set_status(UT_BAD_ARG);
+    }
+    else {
+        const char*     utf8String;
+
+        if (encoding != UT_LATIN1) {
+            utf8String = string;
+        }
+        else {
+            utf8String = latin1ToUtf8(string);
+            encoding = UT_UTF8;
+
+            if (utf8String == NULL)
+                ut_set_status(UT_OS);
+        }
+
+        if (utf8String != NULL) {
+            YY_BUFFER_STATE	buf = ut_scan_string(utf8String);
+
+            _unitSystem = (ut_system*)system;
+            _encoding = encoding;
+            _restartScanner = 1;
+
+#if YYDEBUG
+            utdebug = 0;
+            ut_flex_debug = 0;
+#endif
+
+            _finalUnit = NULL;
+
+            if (utparse() == 0) {
+                int     status;
+                int	n = yy_c_buf_p  - buf->yy_ch_buf;
+
+                if (n >= strlen(utf8String)) {
+                    unit = _finalUnit;	/* success */
+                    status = UT_SUCCESS;
+                }
+                else {
+                    /*
+                     * Parsing terminated before the end of the string.
+                     */
+                    ut_free(_finalUnit);
+                    status = UT_SYNTAX;
+                }
+
+                ut_set_status(status);
+            }
+
+            ut_delete_buffer(buf);
+        }                               /* utf8String != NULL */
+    }                                   /* valid arguments */
+
+    return unit;
+}
diff --git a/lib/prefix.c b/lib/prefix.c
new file mode 100644
index 0000000..64d6d52
--- /dev/null
+++ b/lib/prefix.c
@@ -0,0 +1,518 @@
+/*
+ * Copyright 2013 University Corporation for Atmospheric Research
+ *
+ * This file is part of the UDUNITS-2 package.  See the file COPYRIGHT
+ * in the top-level source-directory of the package for copying and
+ * redistribution conditions.
+ */
+/*
+ * Module for handling unit prefixes -- both names and symbols.
+ */
+
+/*LINTLIBRARY*/
+
+#ifndef	_XOPEN_SOURCE
+#   define _XOPEN_SOURCE 500
+#endif
+
+#include <ctype.h>
+#include <errno.h>
+#ifdef _MSC_VER
+#include "tsearch.h"
+#else
+#include <search.h>
+#endif
+#include <stdlib.h>
+
+#include <string.h>
+
+#include "prefix.h"
+#include "udunits2.h"
+#include "systemMap.h"
+
+typedef struct {
+    void*	tree;
+    int		(*compare)(const void*, const void*);
+} PrefixToValueMap;
+
+typedef struct {
+    void*	nextTree;
+    double	value;
+    size_t	position;	/* origin-0 index of character in prefix */
+    int		character;
+} PrefixSearchEntry;
+
+static SystemMap*	systemToNameToValue = NULL;
+static SystemMap*	systemToSymbolToValue = NULL;
+
+
+/******************************************************************************
+ * Prefix Search Entry:
+ ******************************************************************************/
+
+
+static PrefixSearchEntry*
+pseNew(
+    int			character,
+    size_t		position)
+{
+    PrefixSearchEntry*	entry = malloc(sizeof(PrefixSearchEntry));
+
+    if (entry == NULL) {
+	ut_set_status(UT_OS);
+	ut_handle_error_message(strerror(errno));
+	ut_handle_error_message(
+            "Couldn't allocate %lu-byte prefix-search-entry",
+	    sizeof(PrefixSearchEntry));
+    }
+    else {
+	entry->character = character;
+	entry->position = position;
+	entry->value = 0;
+	entry->nextTree = NULL;
+    }
+
+    return entry;
+}
+
+
+static void
+pseFree(
+    PrefixSearchEntry* const	entry)
+{
+    free(entry);
+}
+
+
+static int
+pseSensitiveCompare(
+    const void* const	entry1,
+    const void* const	entry2)
+{
+    int	char1 = ((const PrefixSearchEntry*)entry1)->character;
+    int	char2 = ((const PrefixSearchEntry*)entry2)->character;
+
+    return char1 < char2 ? -1 : char1 == char2 ? 0 : 1;
+}
+
+
+static int
+pseInsensitiveCompare(
+    const void* const	entry1,
+    const void* const	entry2)
+{
+    int	char1 = tolower(((const PrefixSearchEntry*)entry1)->character);
+    int	char2 = tolower(((const PrefixSearchEntry*)entry2)->character);
+
+    return char1 < char2 ? -1 : char1 == char2 ? 0 : 1;
+}
+
+
+/******************************************************************************
+ * Prefix-to-Value Map:
+ ******************************************************************************/
+
+
+static PrefixToValueMap*
+ptvmNew(
+    int		(*compare)(const void*, const void*))
+{
+    PrefixToValueMap*	map =
+	(PrefixToValueMap*)malloc(sizeof(PrefixToValueMap));
+
+    if (map != NULL) {
+	map->tree = NULL;
+	map->compare = compare;
+    }
+
+    return map;
+}
+
+
+/*
+ * Returns the prefix search-entry that matches an identifier.  Inserts a
+ * new prefix search-entry if no matching element is found.  Note that the
+ * returned entry might have a different prefix value if it was previously
+ * inserted.
+ *
+ * Arguments:
+ *	map		Pointer to the prefix-to-value map.
+ *	id		The prefix identifier.  May be freed upon return.
+ *	value		The prefix value.
+ * Returns:
+ *	NULL		"map" is NULL.
+ *	NULL		"id" is NULL or the empty string.
+ *	NULL		"value" is 0.
+ *	NULL		Insufficient storage space is available.
+ *	else		Pointer to the prefix-search-entry that matches "id".
+ */
+static const PrefixSearchEntry*
+ptvmSearch(
+    PrefixToValueMap*	map,
+    const char* const	id,
+    const double	value)
+{
+    PrefixSearchEntry*	entry = NULL;	/* failure */
+
+    if (id != NULL && map != NULL && value != 0) {
+	size_t	len = strlen(id);
+
+	if (len > 0) {
+	    size_t			i;
+	    PrefixSearchEntry* const*	treeEntry = NULL;
+	    void**			tree = &map->tree;
+
+	    for (i = 0; i < len; i++) {
+		PrefixSearchEntry* const	newEntry = pseNew(id[i], i);
+
+		if (newEntry == NULL)
+		    break;
+
+		treeEntry = tsearch(newEntry, tree, map->compare);
+
+		if (treeEntry == NULL) {
+		    pseFree(newEntry);
+		    break;
+		}
+
+		tree = &(*treeEntry)->nextTree;	/* next binary-search tree */
+
+		if (newEntry != *treeEntry)
+		    pseFree(newEntry);
+	    }
+
+	    if (i >= len) {
+		entry = *treeEntry;
+
+		if (entry->value == 0)
+		    entry->value = value;
+	    }
+	}
+    }
+
+    return entry;
+}
+
+
+/*
+ * Returns the prefix search-entry that matches the beginning of a string.
+ *
+ * Arguments:
+ *	map		Pointer to the prefix-to-value map.
+ *	string		Pointer to the string to be examined for a prefix.
+ * Returns:
+ *	NULL		"map" is NULL.
+ *	NULL		"string" is NULL or the empty string.
+ *	NULL		"value" is 0.
+ *	else		Pointer to the prefix-search-entry that matches the
+ *			beginning of "string".
+ */
+static const PrefixSearchEntry*
+ptvmFind(
+    PrefixToValueMap* const	map,
+    const char* const		string)
+{
+    PrefixSearchEntry*	entry = NULL;	/* failure */
+
+    if (string != NULL && map != NULL && strlen(string) > 0) {
+	size_t	len = strlen(string);
+
+	if (len > 0) {
+	    size_t			i;
+	    PrefixSearchEntry*		lastEntry = NULL;
+	    void**			tree = &map->tree;
+
+	    for (i = 0; i < len; i++) {
+		PrefixSearchEntry		targetEntry;
+		PrefixSearchEntry* const*	treeEntry;
+		
+		targetEntry.character = string[i];
+		treeEntry = tfind(&targetEntry, tree, map->compare);
+
+		if (treeEntry == NULL)
+		    break;
+
+		lastEntry = *treeEntry;
+
+		tree = &(*treeEntry)->nextTree;	/* next binary-search tree */
+	    }
+
+	    if (lastEntry != NULL && lastEntry->value != 0)
+		entry = lastEntry;
+	}
+    }
+
+    return entry;
+}
+
+
+/******************************************************************************
+ * Public API:
+ ******************************************************************************/
+
+
+/*
+ * Adds a prefix to a unit-system.
+ *
+ * Arguments:
+ *	system		Pointer to the unit-system.
+ *	prefix		Pointer to the prefix (e.g., "mega", "M").  May be freed
+ *			upon return.
+ *	value		The value of the prefix (e.g., 1e6).
+ *	systemMap	Pointer to system-map.
+ *	compare		Prefix comparison function.
+ * Returns:
+ *	UT_SUCCESS	Success.
+ *	UT_BAD_ARG	"system" is NULL, "prefix" is NULL or empty, or "value"
+ *                      is 0.
+ *	UT_EXISTS	"prefix" already maps to a different value.
+ *	UT_OS		Operating-system failure.  See "errno".
+ */
+static ut_status
+addPrefix(
+    ut_system* const	system,
+    const char* const	prefix,
+    const double	value,
+    SystemMap** const	systemMap,
+    int			(*compare)(const void*, const void*))
+{
+    ut_status		status;
+
+    if (system == NULL) {
+	status = UT_BAD_ARG;
+    }
+    else if (prefix == NULL || strlen(prefix) == 0) {
+	status = UT_BAD_ARG;
+    }
+    else if (value == 0) {
+	status = UT_BAD_ARG;
+    }
+    else {
+	if (*systemMap == NULL) {
+	    *systemMap = smNew();
+
+	    if (*systemMap == NULL)
+		status = UT_OS;
+	}
+
+	if (*systemMap != NULL) {
+	    PrefixToValueMap** const	prefixToValue =
+		(PrefixToValueMap**)smSearch(*systemMap, system);
+
+	    if (prefixToValue == NULL) {
+		status = UT_OS;
+	    }
+	    else {
+		if (*prefixToValue == NULL) {
+		    *prefixToValue = ptvmNew(compare);
+
+		    if (*prefixToValue == NULL)
+			status = UT_OS;
+		}
+
+		if (*prefixToValue != NULL) {
+		    const PrefixSearchEntry*	entry =
+			ptvmSearch(*prefixToValue, prefix, value);
+
+		    status = 
+			entry == NULL
+			    ? UT_OS
+			    : (entry->value == value)
+				? UT_SUCCESS
+				: UT_EXISTS;
+		}
+	    }				/* have system-map entry */
+	}				/* have system-map */
+    }					/* valid arguments */
+
+    return status;
+}
+
+
+/*
+ * Adds a name-prefix to a unit-system.  A name-prefix is something like "mega"
+ * or "milli".  Comparisons between name-prefixes are case-insensitive.
+ *
+ * Arguments:
+ *	system		Pointer to the unit-system.
+ *	name		Pointer to the name-prefix (e.g., "mega").  May be freed
+ *			upon return.
+ *	value		The value of the prefix (e.g., 1e6).
+ * Returns:
+ *	UT_SUCCESS	Success.
+ *	UT_BAD_ARG	"system" or "name" is NULL, or "value" is 0.
+ *	UT_EXISTS	"name" already maps to a different value.
+ *	UT_OS		Operating-system failure.  See "errno".
+ */
+ut_status
+ut_add_name_prefix(
+    ut_system* const	system,
+    const char* const	name,
+    const double	value)
+{
+    ut_set_status(addPrefix(system, name, value, &systemToNameToValue,
+	pseInsensitiveCompare));
+
+    return ut_get_status();
+}
+
+
+/*
+ * Adds a symbol-prefix to a unit-system.  A symbol-prefix is something like
+ * "M" or "y".  Comparisons between symbol-prefixes are case-sensitive.
+ *
+ * Arguments:
+ *	system		Pointer to the unit-system.
+ *	symbol		Pointer to the symbol-prefix (e.g., "M").  May be freed
+ *			upon return.
+ *	value		The value of the prefix (e.g., 1e6).
+ * Returns:
+ *	UT_SUCCESS	Success.
+ *	UT_BADSYSTEM	"system" or "symbol" is NULL.
+ *	UT_BAD_ARG	"value" is 0.
+ *	UT_EXISTS	"symbol" already maps to a different value.
+ *	UT_OS		Operating-system failure.  See "errno".
+ */
+ut_status
+ut_add_symbol_prefix(
+    ut_system* const	system,
+    const char* const	symbol,
+    const double	value)
+{
+    ut_set_status(addPrefix(system, symbol, value, &systemToSymbolToValue,
+	pseSensitiveCompare));
+
+    return ut_get_status();
+}
+
+
+/*
+ * Finds a prefix of a unit-system.
+ *
+ * Arguments:
+ *	system		Pointer to the unit-system.
+ *	systemMap	Pointer to system-map.
+ *	string		Pointer to the string to be examined for a prefix.
+ *	compare		Prefix comparison function.
+ *	value		NULL or pointer to the memory location to receive the
+ *			value of the name-prefix, if one is discovered.
+ *	len		NULL or pointer to the memory location to receive the
+ *			number of characters in the name-prefix, if one is
+ *			discovered.
+ *	
+ * Returns:
+ *	UT_SUCCESS	Success.
+ *	UT_BAD_ARG	"system" is NULL, "systemMap" is NULL, "compare" is
+ *                      NULL, "string" is NULL or empty, or "value" is 0.
+ *	UT_OS		Operating-system failure.  See "errno".
+ *	UT_UNKNOWN	No prefix-to-value map is associated with "system".
+ *	UT_UNKNOWN	No prefix found in the prefix-to-value map associated
+ *			with "system".
+ */
+static ut_status
+findPrefix(
+    ut_system* const	system,
+    SystemMap* const	systemMap,
+    const char* const	string,
+    double* const	value,
+    size_t* const	len)
+{
+    ut_status		status;
+
+    if (system == NULL) {
+	status = UT_BAD_ARG;
+    }
+    else if (systemMap == NULL) {
+	status = UT_BAD_ARG;
+    }
+    else if (string == NULL || strlen(string) == 0) {
+	status = UT_BAD_ARG;
+    }
+    else {
+	PrefixToValueMap** const	prefixToValue =
+	    (PrefixToValueMap**)smFind(systemMap, system);
+
+	if (prefixToValue == NULL) {
+	    status = UT_UNKNOWN;
+	}
+	else {
+	    const PrefixSearchEntry*	entry =
+		ptvmFind(*prefixToValue, string);
+
+	    if (entry == NULL) {
+		status = UT_UNKNOWN;
+	    }
+	    else {
+		if (value != NULL)
+		    *value = entry->value;
+
+		if (len != NULL)
+		    *len = entry->position + 1;
+
+		status = UT_SUCCESS;
+	    }				/* have prefix entry */
+	}				/* have system-map entry */
+    }					/* valid arguments */
+
+    return status;
+}
+
+
+/*
+ * Examines a string for a name-prefix and returns the length of the name-prefix
+ * and its value if one is discovered.
+ *
+ * Arguments:
+ *	system	Pointer to the unit-system.
+ *	string	Pointer to the string to be examined for a name-prefix.
+ *	value	NULL or pointer to the memory location to receive the value of
+ *		the name-prefix, if one is discovered.
+ *	len	NULL or pointer to the memory location to receive the number of
+ *		characters in the name-prefix, if one is discovered.
+ * Returns:
+ *	UT_BAD_ARG	"string" is NULL.
+ *	UT_UNKNOWN	A name-prefix was not discovered.
+ *	UT_SUCCESS	Success.  "*value" and "*len" will be set if non-NULL.
+ */
+ut_status
+utGetPrefixByName(
+    ut_system* const	system,
+    const char* const	string,
+    double* const	value,
+    size_t* const	len)
+{
+    return
+	string == NULL
+	    ? UT_BAD_ARG
+	    : findPrefix(system, systemToNameToValue, string, value, len);
+}
+
+
+/*
+ * Examines a string for a symbol-prefix and returns the length of the
+ * symbol-prefix and its value if one is discovered.
+ *
+ * Arguments:
+ *	system	Pointer to the unit-system.
+ *	string	Pointer to the string to be examined for a symbol-prefix.
+ *	value	NULL or pointer to the memory location to receive the value of
+ *		the symbol-prefix, if one is discovered.
+ *	len	NULL or pointer to the memory location to receive the number of
+ *		characters in the symbol-prefix, if one is discovered.
+ * Returns:
+ *	UT_BAD_ARG	"string" is NULL.
+ *	UT_UNKNOWN	A symbol-prefix was not discovered.
+ *	UT_SUCCESS	Success.  "*value" and "*len" will be set if non-NULL.
+ */
+ut_status
+utGetPrefixBySymbol(
+    ut_system* const	system,
+    const char* const	string,
+    double* const	value,
+    size_t* const	len)
+{
+    return
+	string == NULL
+	    ? UT_BAD_ARG
+	    : findPrefix(system, systemToSymbolToValue, string, value, len);
+}
diff --git a/lib/prefix.h b/lib/prefix.h
new file mode 100644
index 0000000..63b9dc1
--- /dev/null
+++ b/lib/prefix.h
@@ -0,0 +1,107 @@
+/**
+ * @author Steven R. Emmerson
+ */
+
+#ifndef UT_PREFIX_H
+#define UT_PREFIX_H
+
+#include "udunits2.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*
+ * Adds a name-prefix to a unit-system.  A name-prefix is something like "mega"
+ * or "milli".  Comparisons between name-prefixes are case-insensitive.
+ *
+ * Arguments:
+ *	system		Pointer to the unit-system.
+ *	name		Pointer to the name-prefix (e.g., "mega").  May be freed
+ *			upon return.
+ *	value		The value of the prefix (e.g., 1e6).
+ * Returns:
+ *	UT_SUCCESS	Success.
+ *	UT_BAD_ARG	"system" or "name" is NULL, or "value" is 0.
+ *	UT_EXISTS	"name" already maps to a different value.
+ *	UT_OS		Operating-system failure.  See "errno".
+ */
+ut_status
+ut_add_name_prefix(
+    ut_system* const	system,
+    const char* const	name,
+    const double	value);
+
+/*
+ * Adds a symbol-prefix to a unit-system.  A symbol-prefix is something like
+ * "M" or "y".  Comparisons between symbol-prefixes are case-sensitive.
+ *
+ * Arguments:
+ *	system		Pointer to the unit-system.
+ *	symbol		Pointer to the symbol-prefix (e.g., "M").  May be freed
+ *			upon return.
+ *	value		The value of the prefix (e.g., 1e6).
+ * Returns:
+ *	UT_SUCCESS	Success.
+ *	UT_BADSYSTEM	"system" or "symbol" is NULL.
+ *	UT_BAD_ARG	"value" is 0.
+ *	UT_EXISTS	"symbol" already maps to a different value.
+ *	UT_OS		Operating-system failure.  See "errno".
+ */
+ut_status
+ut_add_symbol_prefix(
+    ut_system* const	system,
+    const char* const	symbol,
+    const double	value);
+
+/*
+ * Examines a string for a name-prefix and returns the length of the name-prefix
+ * and its value if one is discovered.
+ *
+ * Arguments:
+ *	system	Pointer to the unit-system.
+ *	string	Pointer to the string to be examined for a name-prefix.
+ *	value	NULL or pointer to the memory location to receive the value of
+ *		the name-prefix, if one is discovered.
+ *	len	NULL or pointer to the memory location to receive the number of
+ *		characters in the name-prefix, if one is discovered.
+ * Returns:
+ *	UT_BAD_ARG	"string" is NULL.
+ *	UT_UNKNOWN	A name-prefix was not discovered.
+ *	UT_SUCCESS	Success.  "*value" and "*len" will be set if non-NULL.
+ */
+ut_status
+utGetPrefixByName(
+    ut_system* const	system,
+    const char* const	string,
+    double* const	value,
+    size_t* const	len);
+
+/*
+ * Examines a string for a symbol-prefix and returns the length of the
+ * symbol-prefix and its value if one is discovered.
+ *
+ * Arguments:
+ *	system	Pointer to the unit-system.
+ *	string	Pointer to the string to be examined for a symbol-prefix.
+ *	value	NULL or pointer to the memory location to receive the value of
+ *		the symbol-prefix, if one is discovered.
+ *	len	NULL or pointer to the memory location to receive the number of
+ *		characters in the symbol-prefix, if one is discovered.
+ * Returns:
+ *	UT_BAD_ARG	"string" is NULL.
+ *	UT_UNKNOWN	A symbol-prefix was not discovered.
+ *	UT_SUCCESS	Success.  "*value" and "*len" will be set if non-NULL.
+ */
+ut_status
+utGetPrefixBySymbol(
+    ut_system* const	system,
+    const char* const	string,
+    double* const	value,
+    size_t* const	len);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/lib/scanner.c b/lib/scanner.c
new file mode 100644
index 0000000..3206518
--- /dev/null
+++ b/lib/scanner.c
@@ -0,0 +1,2784 @@
+
+#line 3 "<stdout>"
+
+#define  YY_INT_ALIGNED short int
+
+/* A lexical scanner generated by flex */
+
+/* %not-for-header */
+
+/* %if-c-only */
+/* %if-not-reentrant */
+#define yy_create_buffer ut_create_buffer
+#define yy_delete_buffer ut_delete_buffer
+#define yy_flex_debug ut_flex_debug
+#define yy_init_buffer ut_init_buffer
+#define yy_flush_buffer ut_flush_buffer
+#define yy_load_buffer_state ut_load_buffer_state
+#define yy_switch_to_buffer ut_switch_to_buffer
+#define yyin utin
+#define yyleng utleng
+#define yylex utlex
+#define yylineno utlineno
+#define yyout utout
+#define yyrestart utrestart
+#define yytext uttext
+#define yywrap utwrap
+#define yyalloc utalloc
+#define yyrealloc utrealloc
+#define yyfree utfree
+
+/* %endif */
+/* %endif */
+/* %ok-for-header */
+
+#define FLEX_SCANNER
+#define YY_FLEX_MAJOR_VERSION 2
+#define YY_FLEX_MINOR_VERSION 5
+#define YY_FLEX_SUBMINOR_VERSION 37
+#if YY_FLEX_SUBMINOR_VERSION > 0
+#define FLEX_BETA
+#endif
+
+/* %if-c++-only */
+/* %endif */
+
+/* %if-c-only */
+    
+/* %endif */
+
+/* %if-c-only */
+
+/* %endif */
+
+/* First, we deal with  platform-specific or compiler-specific issues. */
+
+/* begin standard C headers. */
+/* %if-c-only */
+#include <stdio.h>
+#include <string.h>
+#include <errno.h>
+#include <stdlib.h>
+/* %endif */
+
+/* %if-tables-serialization */
+/* %endif */
+/* end standard C headers. */
+
+/* %if-c-or-c++ */
+/* flex integer type definitions */
+
+#ifndef FLEXINT_H
+#define FLEXINT_H
+
+/* C99 systems have <inttypes.h>. Non-C99 systems may or may not. */
+
+#if defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
+
+/* C99 says to define __STDC_LIMIT_MACROS before including stdint.h,
+ * if you want the limit (max/min) macros for int types. 
+ */
+#ifndef __STDC_LIMIT_MACROS
+#define __STDC_LIMIT_MACROS 1
+#endif
+
+#include <inttypes.h>
+typedef int8_t flex_int8_t;
+typedef uint8_t flex_uint8_t;
+typedef int16_t flex_int16_t;
+typedef uint16_t flex_uint16_t;
+typedef int32_t flex_int32_t;
+typedef uint32_t flex_uint32_t;
+#else
+typedef signed char flex_int8_t;
+typedef short int flex_int16_t;
+typedef int flex_int32_t;
+typedef unsigned char flex_uint8_t; 
+typedef unsigned short int flex_uint16_t;
+typedef unsigned int flex_uint32_t;
+
+/* Limits of integral types. */
+#ifndef INT8_MIN
+#define INT8_MIN               (-128)
+#endif
+#ifndef INT16_MIN
+#define INT16_MIN              (-32767-1)
+#endif
+#ifndef INT32_MIN
+#define INT32_MIN              (-2147483647-1)
+#endif
+#ifndef INT8_MAX
+#define INT8_MAX               (127)
+#endif
+#ifndef INT16_MAX
+#define INT16_MAX              (32767)
+#endif
+#ifndef INT32_MAX
+#define INT32_MAX              (2147483647)
+#endif
+#ifndef UINT8_MAX
+#define UINT8_MAX              (255U)
+#endif
+#ifndef UINT16_MAX
+#define UINT16_MAX             (65535U)
+#endif
+#ifndef UINT32_MAX
+#define UINT32_MAX             (4294967295U)
+#endif
+
+#endif /* ! C99 */
+
+#endif /* ! FLEXINT_H */
+
+/* %endif */
+
+/* %if-c++-only */
+/* %endif */
+
+#ifdef __cplusplus
+
+/* The "const" storage-class-modifier is valid. */
+#define YY_USE_CONST
+
+#else	/* ! __cplusplus */
+
+/* C99 requires __STDC__ to be defined as 1. */
+#if defined (__STDC__)
+
+#define YY_USE_CONST
+
+#endif	/* defined (__STDC__) */
+#endif	/* ! __cplusplus */
+
+#ifdef YY_USE_CONST
+#define yyconst const
+#else
+#define yyconst
+#endif
+
+/* %not-for-header */
+
+/* Returned upon end-of-file. */
+#define YY_NULL 0
+/* %ok-for-header */
+
+/* %not-for-header */
+
+/* Promotes a possibly negative, possibly signed char to an unsigned
+ * integer for use as an array index.  If the signed char is negative,
+ * we want to instead treat it as an 8-bit unsigned char, hence the
+ * double cast.
+ */
+#define YY_SC_TO_UI(c) ((unsigned int) (unsigned char) c)
+/* %ok-for-header */
+
+/* %if-reentrant */
+/* %endif */
+
+/* %if-not-reentrant */
+
+/* %endif */
+
+/* Enter a start condition.  This macro really ought to take a parameter,
+ * but we do it the disgusting crufty way forced on us by the ()-less
+ * definition of BEGIN.
+ */
+#define BEGIN (yy_start) = 1 + 2 *
+
+/* Translate the current start state into a value that can be later handed
+ * to BEGIN to return to the state.  The YYSTATE alias is for lex
+ * compatibility.
+ */
+#define YY_START (((yy_start) - 1) / 2)
+#define YYSTATE YY_START
+
+/* Action number for EOF rule of a given start state. */
+#define YY_STATE_EOF(state) (YY_END_OF_BUFFER + state + 1)
+
+/* Special action meaning "start processing a new file". */
+#define YY_NEW_FILE utrestart(utin  )
+
+#define YY_END_OF_BUFFER_CHAR 0
+
+/* Size of default input buffer. */
+#ifndef YY_BUF_SIZE
+#define YY_BUF_SIZE 16384
+#endif
+
+/* The state buf must be large enough to hold one state per character in the main buffer.
+ */
+#define YY_STATE_BUF_SIZE   ((YY_BUF_SIZE + 2) * sizeof(yy_state_type))
+
+#ifndef YY_TYPEDEF_YY_BUFFER_STATE
+#define YY_TYPEDEF_YY_BUFFER_STATE
+typedef struct yy_buffer_state *YY_BUFFER_STATE;
+#endif
+
+#ifndef YY_TYPEDEF_YY_SIZE_T
+#define YY_TYPEDEF_YY_SIZE_T
+typedef size_t yy_size_t;
+#endif
+
+/* %if-not-reentrant */
+extern yy_size_t utleng;
+/* %endif */
+
+/* %if-c-only */
+/* %if-not-reentrant */
+extern FILE *utin, *utout;
+/* %endif */
+/* %endif */
+
+#define EOB_ACT_CONTINUE_SCAN 0
+#define EOB_ACT_END_OF_FILE 1
+#define EOB_ACT_LAST_MATCH 2
+
+    #define YY_LESS_LINENO(n)
+    
+/* Return all but the first "n" matched characters back to the input stream. */
+#define yyless(n) \
+	do \
+		{ \
+		/* Undo effects of setting up uttext. */ \
+        int yyless_macro_arg = (n); \
+        YY_LESS_LINENO(yyless_macro_arg);\
+		*yy_cp = (yy_hold_char); \
+		YY_RESTORE_YY_MORE_OFFSET \
+		(yy_c_buf_p) = yy_cp = yy_bp + yyless_macro_arg - YY_MORE_ADJ; \
+		YY_DO_BEFORE_ACTION; /* set up uttext again */ \
+		} \
+	while ( 0 )
+
+#define unput(c) yyunput( c, (yytext_ptr)  )
+
+#ifndef YY_STRUCT_YY_BUFFER_STATE
+#define YY_STRUCT_YY_BUFFER_STATE
+struct yy_buffer_state
+	{
+/* %if-c-only */
+	FILE *yy_input_file;
+/* %endif */
+
+/* %if-c++-only */
+/* %endif */
+
+	char *yy_ch_buf;		/* input buffer */
+	char *yy_buf_pos;		/* current position in input buffer */
+
+	/* Size of input buffer in bytes, not including room for EOB
+	 * characters.
+	 */
+	yy_size_t yy_buf_size;
+
+	/* Number of characters read into yy_ch_buf, not including EOB
+	 * characters.
+	 */
+	yy_size_t yy_n_chars;
+
+	/* Whether we "own" the buffer - i.e., we know we created it,
+	 * and can realloc() it to grow it, and should free() it to
+	 * delete it.
+	 */
+	int yy_is_our_buffer;
+
+	/* Whether this is an "interactive" input source; if so, and
+	 * if we're using stdio for input, then we want to use getc()
+	 * instead of fread(), to make sure we stop fetching input after
+	 * each newline.
+	 */
+	int yy_is_interactive;
+
+	/* Whether we're considered to be at the beginning of a line.
+	 * If so, '^' rules will be active on the next match, otherwise
+	 * not.
+	 */
+	int yy_at_bol;
+
+    int yy_bs_lineno; /**< The line count. */
+    int yy_bs_column; /**< The column count. */
+    
+	/* Whether to try to fill the input buffer when we reach the
+	 * end of it.
+	 */
+	int yy_fill_buffer;
+
+	int yy_buffer_status;
+
+#define YY_BUFFER_NEW 0
+#define YY_BUFFER_NORMAL 1
+	/* When an EOF's been seen but there's still some text to process
+	 * then we mark the buffer as YY_EOF_PENDING, to indicate that we
+	 * shouldn't try reading from the input source any more.  We might
+	 * still have a bunch of tokens to match, though, because of
+	 * possible backing-up.
+	 *
+	 * When we actually see the EOF, we change the status to "new"
+	 * (via utrestart()), so that the user can continue scanning by
+	 * just pointing utin at a new input file.
+	 */
+#define YY_BUFFER_EOF_PENDING 2
+
+	};
+#endif /* !YY_STRUCT_YY_BUFFER_STATE */
+
+/* %if-c-only Standard (non-C++) definition */
+/* %not-for-header */
+
+/* %if-not-reentrant */
+
+/* Stack of input buffers. */
+static size_t yy_buffer_stack_top = 0; /**< index of top of stack. */
+static size_t yy_buffer_stack_max = 0; /**< capacity of stack. */
+static YY_BUFFER_STATE * yy_buffer_stack = 0; /**< Stack as an array. */
+/* %endif */
+/* %ok-for-header */
+
+/* %endif */
+
+/* We provide macros for accessing buffer states in case in the
+ * future we want to put the buffer states in a more general
+ * "scanner state".
+ *
+ * Returns the top of the stack, or NULL.
+ */
+#define YY_CURRENT_BUFFER ( (yy_buffer_stack) \
+                          ? (yy_buffer_stack)[(yy_buffer_stack_top)] \
+                          : NULL)
+
+/* Same as previous macro, but useful when we know that the buffer stack is not
+ * NULL or when we need an lvalue. For internal use only.
+ */
+#define YY_CURRENT_BUFFER_LVALUE (yy_buffer_stack)[(yy_buffer_stack_top)]
+
+/* %if-c-only Standard (non-C++) definition */
+
+/* %if-not-reentrant */
+/* %not-for-header */
+
+/* yy_hold_char holds the character lost when uttext is formed. */
+static char yy_hold_char;
+static yy_size_t yy_n_chars;		/* number of characters read into yy_ch_buf */
+yy_size_t utleng;
+
+/* Points to current character in buffer. */
+static char *yy_c_buf_p = (char *) 0;
+static int yy_init = 0;		/* whether we need to initialize */
+static int yy_start = 0;	/* start state number */
+
+/* Flag which is used to allow utwrap()'s to do buffer switches
+ * instead of setting up a fresh utin.  A bit of a hack ...
+ */
+static int yy_did_buffer_switch_on_eof;
+/* %ok-for-header */
+
+/* %endif */
+
+void utrestart (FILE *input_file  );
+void ut_switch_to_buffer (YY_BUFFER_STATE new_buffer  );
+YY_BUFFER_STATE ut_create_buffer (FILE *file,int size  );
+void ut_delete_buffer (YY_BUFFER_STATE b  );
+void ut_flush_buffer (YY_BUFFER_STATE b  );
+void utpush_buffer_state (YY_BUFFER_STATE new_buffer  );
+void utpop_buffer_state (void );
+
+static void utensure_buffer_stack (void );
+static void ut_load_buffer_state (void );
+static void ut_init_buffer (YY_BUFFER_STATE b,FILE *file  );
+
+#define YY_FLUSH_BUFFER ut_flush_buffer(YY_CURRENT_BUFFER )
+
+YY_BUFFER_STATE ut_scan_buffer (char *base,yy_size_t size  );
+YY_BUFFER_STATE ut_scan_string (yyconst char *yy_str  );
+YY_BUFFER_STATE ut_scan_bytes (yyconst char *bytes,yy_size_t len  );
+
+/* %endif */
+
+void *utalloc (yy_size_t  );
+void *utrealloc (void *,yy_size_t  );
+void utfree (void *  );
+
+#define yy_new_buffer ut_create_buffer
+
+#define yy_set_interactive(is_interactive) \
+	{ \
+	if ( ! YY_CURRENT_BUFFER ){ \
+        utensure_buffer_stack (); \
+		YY_CURRENT_BUFFER_LVALUE =    \
+            ut_create_buffer(utin,YY_BUF_SIZE ); \
+	} \
+	YY_CURRENT_BUFFER_LVALUE->yy_is_interactive = is_interactive; \
+	}
+
+#define yy_set_bol(at_bol) \
+	{ \
+	if ( ! YY_CURRENT_BUFFER ){\
+        utensure_buffer_stack (); \
+		YY_CURRENT_BUFFER_LVALUE =    \
+            ut_create_buffer(utin,YY_BUF_SIZE ); \
+	} \
+	YY_CURRENT_BUFFER_LVALUE->yy_at_bol = at_bol; \
+	}
+
+#define YY_AT_BOL() (YY_CURRENT_BUFFER_LVALUE->yy_at_bol)
+
+/* %% [1.0] uttext/utin/utout/yy_state_type/utlineno etc. def's & init go here */
+/* Begin user sect3 */
+
+#define utwrap() 1
+#define YY_SKIP_YYWRAP
+
+#define FLEX_DEBUG
+
+typedef unsigned char YY_CHAR;
+
+FILE *utin = (FILE *) 0, *utout = (FILE *) 0;
+
+typedef int yy_state_type;
+
+extern int utlineno;
+
+int utlineno = 1;
+
+extern char *uttext;
+#define yytext_ptr uttext
+
+/* %if-c-only Standard (non-C++) definition */
+
+static yy_state_type yy_get_previous_state (void );
+static yy_state_type yy_try_NUL_trans (yy_state_type current_state  );
+static int yy_get_next_buffer (void );
+static void yy_fatal_error (yyconst char msg[]  );
+
+/* %endif */
+
+/* Done after the current pattern has been matched and before the
+ * corresponding action - sets up uttext.
+ */
+#define YY_DO_BEFORE_ACTION \
+	(yytext_ptr) = yy_bp; \
+/* %% [2.0] code to fiddle uttext and utleng for yymore() goes here \ */\
+	utleng = (size_t) (yy_cp - yy_bp); \
+	(yy_hold_char) = *yy_cp; \
+	*yy_cp = '\0'; \
+/* %% [3.0] code to copy yytext_ptr to uttext[] goes here, if %array \ */\
+	(yy_c_buf_p) = yy_cp;
+
+/* %% [4.0] data tables for the DFA and the user's section 1 definitions go here */
+#define YY_NUM_RULES 20
+#define YY_END_OF_BUFFER 21
+/* This struct is not used in this scanner,
+   but its presence is necessary. */
+struct yy_trans_info
+	{
+	flex_int32_t yy_verify;
+	flex_int32_t yy_nxt;
+	};
+static yyconst flex_int16_t yy_accept[271] =
+    {   0,
+        0,    0,    0,    0,    0,    0,    0,    0,    0,    0,
+       21,   19,    3,   20,   18,    3,   19,    3,    3,    2,
+       14,    1,   18,   18,   18,   18,   18,   18,   19,   18,
+       19,   19,   19,   19,   19,   19,    3,    3,   14,   19,
+       19,   19,   19,   19,   19,   19,   19,   19,   19,    7,
+       19,    9,    9,    9,   19,   12,   19,    3,    2,    1,
+        0,    0,    0,    0,    0,    0,    0,   14,   13,    2,
+       13,    0,    1,    0,   18,   18,    0,    0,    0,    0,
+       18,   18,   18,   18,    0,    4,   18,   18,   18,   18,
+       18,    5,    3,    0,    0,   14,    0,    0,    0,    0,
+
+        0,    0,    0,    0,    0,    0,    7,    7,    0,    7,
+        7,    7,    7,    9,    9,    9,    9,    9,    0,    9,
+        9,   11,   12,    0,    0,   13,    0,   13,   18,    0,
+       18,    2,    1,   18,    0,    0,    0,    0,    0,    0,
+        0,    0,    5,   18,    0,    0,    0,    5,    0,    0,
+        6,    6,    7,    7,    7,    7,    7,    7,    7,    7,
+        7,    7,    7,    9,    9,    9,    8,    8,    9,    9,
+        9,    9,   10,    0,   13,   18,   18,    0,    0,    0,
+        0,    0,    0,    0,    0,    0,    0,    0,    6,    0,
+        6,    7,    7,    7,    7,    7,    7,    7,    7,    7,
+
+        7,    7,    7,    7,    7,    7,    7,    7,    7,    7,
+        7,    9,    9,    8,    0,   17,   15,   16,    0,    0,
+        6,    6,    6,   14,    7,    7,    7,    7,    7,    7,
+        7,   14,    7,    7,    7,    7,    7,    7,    7,    7,
+        7,    7,    7,    9,    8,    8,    8,   17,    0,   15,
+        0,   16,    0,    5,    7,    7,    7,   14,    7,    7,
+        7,    7,    7,    7,    8,   17,   15,   16,    8,    0
+    } ;
+
+static yyconst flex_int32_t yy_ec[256] =
+    {   0,
+        1,    1,    1,    1,    1,    1,    1,    1,    2,    3,
+        2,    2,    2,    1,    1,    1,    1,    1,    1,    1,
+        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
+        1,    2,    1,    4,    1,    1,    5,    1,    6,    7,
+        1,    8,    9,    1,   10,   11,   12,   13,   14,   15,
+       16,   17,   17,   18,   19,   19,   19,   20,    1,    1,
+        1,    1,    1,   21,   22,   23,   24,   23,   25,   26,
+       23,   23,   27,   23,   23,   23,   28,   29,   30,   31,
+       23,   32,   33,   34,   23,   23,   23,   23,   23,   23,
+        1,    1,    1,   35,   23,    1,   22,   36,   24,   23,
+
+       25,   26,   37,   23,   27,   23,   23,   38,   28,   39,
+       40,   31,   23,   32,   33,   41,   23,   23,   23,   23,
+       23,   23,    1,    1,    1,    1,    1,   42,   43,   42,
+       42,   42,   42,   42,   42,   42,   42,   42,   42,   42,
+       42,   42,   42,   42,   42,   42,   42,   42,   42,   42,
+       44,   45,   45,   45,   45,   45,   45,   45,   45,   46,
+       45,   45,   45,   45,   45,   45,   45,   45,   45,   45,
+       45,   45,   47,   45,   45,   48,   45,   49,   50,   51,
+       52,   51,   53,   54,   55,   56,   57,   58,   58,   58,
+       58,    1,    1,   59,   60,    1,    1,    1,    1,   61,
+
+       61,   61,   61,   61,   61,   61,   61,   61,   61,   61,
+       61,   61,   61,   61,   61,   61,   61,   61,   61,   61,
+       61,   61,   61,   62,   62,   63,   62,   62,   62,   62,
+       62,   62,   62,   62,   62,   62,   62,   62,   62,    1,
+        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
+        1,    1,    1,    1,    1
+    } ;
+
+static yyconst flex_int32_t yy_meta[64] =
+    {   0,
+        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
+        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
+        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
+        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
+        1,    2,    2,    3,    2,    2,    2,    2,    2,    2,
+        2,    2,    3,    2,    2,    2,    2,    2,    1,    1,
+        1,    1,    1
+    } ;
+
+static yyconst flex_int16_t yy_base[276] =
+    {   0,
+        0,    0,   62,  124,  185,  221,  257,  293,  330,    0,
+     1072, 1261,   80, 1261, 1261, 1055,  150,  159,  101, 1058,
+      194, 1057,  381, 1032,   59,   41,   43,   60,  232,  145,
+      231,    0,   45,    0, 1014,  239,  274, 1261,  300, 1030,
+     1023, 1029, 1016, 1003,   68,   98,  984,  309,  353,  443,
+      360,  414,  465,  473,  367,  481,   76,  500, 1024, 1023,
+      992,  974,  972,  954,  940,  500,  433,  523,  536,  927,
+      549,  562,  925,  881,  876,  180,  145,    0,   46,    0,
+      203,   77,  875,  189,  569,  576,  218,  327,  328,  123,
+      860,   95, 1261,  136,  554,  600,  145,  186,  851,  839,
+
+      188,  261,  262,  292,  816,  572,    0,  839,  617,  635,
+      668,  116, 1261,  690,  698,  838,  717,  725,  625,  744,
+      751,  648,  758,  658,  770,  777,  707,  790,  236,  306,
+      272,  295,  331,  334,  385,  423,  462,  433,  464,  471,
+      456,  777,  411,  413,  792,  700,  677,  242,  445,  680,
+      808,  525,  841,  874,  510,    0,  907,  515,  323,    0,
+      530,    0,    0,  813,  929,  947,  937,  727,  957,  967,
+      545,  353,  820,  831,  854,  722,  365,  656,  655,  657,
+      622,  749,  548,  826,  848,  517,  525,  495,  505,  897,
+     1261,  985, 1018,  642,    0, 1051,  784,  388,    0,  798,
+
+        0,    0,    0,    0,    0,  410,    0,    0,    0,    0,
+        0,  975, 1073,  461,  998,  780,  799,  862,  994,  919,
+     1080, 1037,  188, 1090, 1114,  848,  742, 1147,  891,  556,
+        0, 1127,    0,    0,    0,    0,    0,  608,    0,  995,
+        0,    0,    0, 1169, 1178,  917,  814,  436,  434,  424,
+      386,  302,  283,  981,    0, 1196,  677, 1209, 1008,    0,
+        0,  736,  269,    0, 1227,  263,  150,  142, 1234, 1261,
+     1253,  108, 1255,   94, 1257
+    } ;
+
+static yyconst flex_int16_t yy_def[276] =
+    {   0,
+      270,    1,  271,  271,  271,  271,  271,  271,    1,    9,
+      270,  270,  270,  270,  270,  270,  270,  270,  270,  270,
+      270,  270,  270,   23,   23,   23,   23,   23,  270,   23,
+      270,  272,  272,  273,  273,  270,  270,  270,  270,  270,
+      270,  270,  270,  270,  270,  270,  270,  270,  270,  270,
+      270,  270,  270,  270,  270,  270,  270,  270,  270,  270,
+      270,  270,  270,  270,  270,  270,  270,  270,  270,  270,
+      270,  270,  270,   23,   23,   23,  270,  274,  274,  275,
+       23,   23,   23,   23,  270,  270,   23,   23,   23,   23,
+       23,  270,  270,  272,  270,  270,  270,  270,  270,  270,
+
+      270,  270,  270,  270,  270,  270,   50,  270,  270,  270,
+      270,  111,  270,  270,  270,  270,  270,  270,  270,  270,
+      270,  270,  270,  270,  270,  270,  270,  270,   23,  274,
+       23,   23,   23,   23,  270,  270,  270,  270,  270,  270,
+      270,  270,   23,   23,  270,  270,  270,  270,  270,  270,
+      270,  270,  270,  270,  154,  155,  270,  157,  155,  155,
+      155,  157,  158,  270,  270,  270,  270,  270,  270,  270,
+      270,  270,  270,  270,  270,   23,   23,  270,  270,  270,
+      270,  270,  270,  270,  270,  275,  270,  270,  270,  270,
+      270,  270,  270,  193,  194,  270,  196,  194,  194,  194,
+
+      196,  197,  194,  196,  197,  194,  194,  200,  196,  197,
+      193,  270,  270,  270,  270,  270,  270,  270,  274,  270,
+      270,  270,  270,  270,  270,  225,  194,  270,  228,  226,
+      226,  270,  228,  229,  227,  228,  229,  226,  226,  200,
+      228,  229,  225,  270,  270,  270,  270,  270,  270,  270,
+      270,  270,  270,   23,  226,  270,  256,  270,  226,  226,
+      256,  256,  259,  259,  270,  270,  270,  270,  270,    0,
+      270,  270,  270,  270,  270
+    } ;
+
+static yyconst flex_int16_t yy_nxt[1325] =
+    {   0,
+       12,   13,   14,   15,   15,   15,   12,   16,   17,   18,
+       19,   20,   21,   21,   21,   21,   21,   21,   21,   12,
+       22,   23,   24,   24,   24,   25,   24,   24,   24,   24,
+       26,   27,   28,   24,   29,   24,   24,   30,   24,   24,
+       24,   12,   12,   12,   12,   12,   12,   12,   12,   12,
+       12,   12,   12,   12,   12,   12,   12,   12,   31,   32,
+       33,   34,   35,   13,   14,   82,   75,   83,   75,   16,
+       36,   37,   38,   20,   39,   39,   39,   39,   39,   39,
+       39,   58,   22,   40,   75,   75,   84,   41,   91,   75,
+       81,   59,   42,   43,   44,   75,   29,   91,   75,   45,
+
+       60,   61,   75,  102,  103,   62,  104,  105,  132,   91,
+       63,   64,   65,   69,   69,   69,   69,   69,   69,   69,
+       46,   91,   91,   91,   47,   13,   14,   91,  161,  162,
+      163,   16,   36,   37,   38,   20,   39,   39,   39,   39,
+       39,   39,   39,  252,   22,   40,   92,   92,   75,   41,
+       93,  250,   92,  141,   42,   43,   44,  142,   29,   88,
+       67,   45,   68,   68,   68,   68,   68,   68,   68,   67,
+       75,   68,   68,   68,   68,   68,   68,   68,  145,   91,
+       87,   88,   46,   89,   90,  145,   47,   14,   91,  189,
+       75,   75,   75,   48,   48,   49,   75,   50,   50,   50,
+
+       50,   50,   50,   50,   71,   75,   68,   68,   68,   68,
+       68,   68,   68,  129,   75,  146,  147,  134,   72,  135,
+      129,  191,   45,   14,  136,  146,  147,  134,   75,   48,
+       48,   49,  131,   50,   50,   50,   50,   50,   50,   50,
+       85,   85,  131,   75,   86,   86,   86,   86,   86,   86,
+       86,   96,   96,   96,   96,   96,   96,   96,   45,   14,
+      176,   75,  135,  137,  248,   51,   51,  136,  138,   52,
+       52,   53,   54,   54,   54,   54,   91,   91,   91,   92,
+       92,   68,   91,   93,  268,   92,   96,   96,   96,   96,
+       96,   96,   96,  139,   45,   14,   70,   75,  140,  133,
+
+      141,   51,   51,  252,  142,   52,   52,   53,   54,   54,
+       54,   54,   96,   96,   96,   96,   96,   96,   96,   67,
+       75,  107,  107,  107,  107,  107,  107,  107,  137,  139,
+       45,   12,   73,  138,  140,  208,  209,   12,   55,   55,
+       12,   12,   56,   56,   56,   56,   56,   56,   56,   75,
+       12,   24,   75,   75,  116,   24,   75,  177,   75,   75,
+       24,   24,   24,  212,   12,   69,   69,   69,   69,   69,
+       69,   69,  114,  114,  115,  115,  115,  115,  115,  122,
+      122,  122,  122,  122,  122,  122,  135,  267,   57,  133,
+       75,  136,   34,   74,   74,   74,   74,   74,   74,   74,
+
+      240,  241,   75,   75,   75,   75,   76,   75,   75,   75,
+       75,   75,   75,   75,   75,  116,   75,   75,   75,   75,
+       75,   75,  240,  241,  178,  250,  117,  117,  117,  117,
+      117,  118,  118,  119,  180,  266,   75,  248,   75,   77,
+       78,   79,   80,   80,  108,   69,   69,   69,   69,   69,
+       69,   69,  109,   71,  179,  110,  111,  112,  112,  112,
+      112,  112,  214,  137,  181,  139,  116,   72,  138,  185,
+      140,  185,  182,  186,  116,  186,  113,  117,  117,  117,
+      117,  120,  121,  121,  119,  120,  120,  120,  120,  120,
+      121,  121,  119,  123,  123,  123,  123,  123,  123,  123,
+
+      124,   58,  183,  141,   92,   92,  189,  142,   85,   85,
+       92,   59,   86,   86,   86,   86,   86,   86,   86,   60,
+       60,   61,  200,  201,  202,   62,  189,  208,  209,  210,
+       63,   64,   65,   71,  190,   68,   68,   68,   68,   68,
+       68,   68,  192,  211,  199,  199,  116,   72,   69,   69,
+       69,   69,   69,   69,   69,  212,   60,  172,  191,  219,
+      125,  126,  126,  126,  126,  126,  126,  126,  263,  264,
+      127,  127,  218,  125,  128,  128,  128,  128,  128,  128,
+      128,   86,   86,   86,   86,   86,   86,   86,   86,   86,
+       86,   86,   86,   86,   86,   91,   91,   91,   91,   91,
+
+       91,  143,   91,   91,  143,  143,  143,  143,  143,  144,
+      144,   91,   96,   96,   96,   96,   96,   96,   96,  148,
+      263,  264,  148,  148,  148,  148,  148,  149,  149,  150,
+      151,  152,  152,  152,  152,  152,  108,  167,  167,  167,
+      167,  167,  168,  168,  109,   71,  217,  153,  154,  155,
+      155,  155,  155,  155,  232,  233,  234,  178,  180,   72,
+      122,  122,  122,  122,  122,  122,  122,  124,  113,  108,
+      173,  173,  173,  173,  173,  173,  173,  109,   71,  216,
+      156,  157,  158,  159,  160,  160,  160,  179,  181,   68,
+       68,  116,   72,  152,  152,  152,  152,  152,  152,  116,
+
+      188,  113,  117,  117,  117,  117,  117,  118,  118,  119,
+      120,  120,  120,  120,  120,  121,  121,  119,  116,  128,
+      128,  128,  128,  128,  128,  128,  116,   60,  214,  164,
+      164,  164,  164,  164,  165,  166,  119,  164,  164,  164,
+      164,  164,  165,  166,  119,  116,  215,   75,   68,   68,
+      182,  270,  116,  133,  258,  234,  169,  169,  169,  169,
+      169,  165,  166,  170,  170,  170,  170,  170,  171,  172,
+      123,  123,  123,  123,  123,  123,  123,  124,  174,  174,
+      183,  248,  175,  175,  175,  175,  175,  175,  175,  126,
+      126,  126,  126,  126,  126,  126,  240,  241,  242,  249,
+
+      250,  125,  128,  128,  128,  128,  128,  128,  128,  189,
+      224,  243,  231,  231,  116,  214,  187,  190,  251,  184,
+      152,  152,  152,  212,  265,  169,  169,  169,  169,  169,
+      165,  166,  173,  173,  173,  173,  173,  173,  173,  116,
+      108,  191,  108,  175,  175,  175,  175,  175,  175,  175,
+      109,   71,  103,  192,  193,  194,  194,  194,  194,  194,
+      258,  259,  259,  252,   60,   72,  175,  175,  175,  175,
+      175,  175,  175,  148,  113,  108,  148,  148,  148,  148,
+      148,  253,   59,  109,   71,   75,  195,  196,  197,  198,
+      199,  199,  199,   75,   75,   75,   92,   92,   72,   75,
+
+      133,   75,   92,  263,  264,  264,   75,  113,  108,  220,
+      221,  221,  222,  223,  223,  223,  109,   71,  214,  203,
+      204,  205,  206,  207,  207,  207,   73,  265,   70,  247,
+      116,   72,  223,  223,  223,  223,  223,  223,  214,  212,
+      113,  213,  170,  170,  170,  170,  171,  172,  116,  168,
+      168,  168,  168,  168,  168,  168,  215,  212,  116,  170,
+      170,  170,  170,  170,  171,  172,  101,  212,  116,  170,
+      170,  170,  170,  170,  171,  172,  116,  212,  100,  172,
+      172,  172,  172,  172,  172,  172,  108,  244,  244,  244,
+      244,  244,  244,  244,  109,   71,   99,  224,  225,  226,
+
+      226,  226,  226,  226,  270,   98,   75,   68,  231,   72,
+      245,  245,  245,  245,  245,  246,  247,   97,  113,  108,
+      257,  257,  257,  257,   73,   70,  106,  109,   71,  101,
+      227,  228,  229,  230,  231,  231,  231,   75,  189,  185,
+      100,  254,   72,  186,  254,  254,  254,  254,  254,  223,
+      223,  113,  108,   99,   98,   97,   95,   75,   73,   70,
+      109,   71,   66,  235,  236,  237,  238,  239,  239,  239,
+      191,  270,  270,  270,  116,   72,  270,  270,  270,  270,
+      270,  189,  270,  212,  113,  172,  172,  172,  172,  172,
+      172,  172,  223,  223,  223,  223,  223,  223,  223,  270,
+
+       71,  270,   68,  226,  226,  226,  226,  226,  226,  270,
+      270,  270,  270,  191,   72,  108,  270,  270,  270,  270,
+      270,  270,  270,  270,   71,  270,  255,  234,  234,  256,
+      257,  257,  257,  270,  270,  270,  270,   71,   72,   68,
+      231,  231,  231,  231,  231,  231,  270,  113,  108,  270,
+      270,   72,  270,  270,  270,  270,  270,   71,  270,  260,
+      242,  242,  261,  262,  262,  262,  270,  270,  270,  270,
+      116,   72,  270,  270,  270,  270,  270,  270,  270,  214,
+      113,  244,  244,  244,  244,  244,  244,  244,  265,  270,
+      247,  247,  247,  247,  247,  247,  247,  108,  270,  270,
+
+      270,  270,  270,  270,  270,  270,   71,  270,  257,  257,
+       68,   68,   68,   68,   68,  270,  270,  270,  270,   71,
+       72,   68,  257,  257,  257,  257,  257,  257,  214,  113,
+      270,  270,  270,   72,  270,  214,  270,  270,  270,  269,
+      269,  269,  269,  269,  269,  269,  269,  269,  269,  269,
+      269,  269,  269,   12,   12,   12,   94,   94,  130,  130,
+       11,  270,  270,  270,  270,  270,  270,  270,  270,  270,
+      270,  270,  270,  270,  270,  270,  270,  270,  270,  270,
+      270,  270,  270,  270,  270,  270,  270,  270,  270,  270,
+      270,  270,  270,  270,  270,  270,  270,  270,  270,  270,
+
+      270,  270,  270,  270,  270,  270,  270,  270,  270,  270,
+      270,  270,  270,  270,  270,  270,  270,  270,  270,  270,
+      270,  270,  270,  270
+    } ;
+
+static yyconst flex_int16_t yy_chk[1325] =
+    {   0,
+        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
+        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
+        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
+        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
+        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
+        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
+        1,    1,    1,    3,    3,   26,   26,   27,   27,    3,
+        3,    3,    3,    3,    3,    3,    3,    3,    3,    3,
+        3,   13,    3,    3,   25,   28,   28,    3,   33,   79,
+       25,   13,    3,    3,    3,  274,    3,   33,   79,    3,
+
+       13,   13,   82,   45,   45,   13,   45,   45,   82,  272,
+       13,   13,   13,   19,   19,   19,   19,   19,   19,   19,
+        3,   57,   57,   57,    3,    4,    4,   57,  112,  112,
+      112,    4,    4,    4,    4,    4,    4,    4,    4,    4,
+        4,    4,    4,  268,    4,    4,   46,   46,   90,    4,
+       46,  267,   46,   92,    4,    4,    4,   92,    4,   90,
+       17,    4,   17,   17,   17,   17,   17,   17,   17,   18,
+       30,   18,   18,   18,   18,   18,   18,   18,   97,   94,
+       30,   30,    4,   30,   30,   97,    4,    5,   94,  223,
+       77,   77,   77,    5,    5,    5,   77,    5,    5,    5,
+
+        5,    5,    5,    5,   21,   76,   21,   21,   21,   21,
+       21,   21,   21,   76,   84,   98,  101,   84,   21,   87,
+       76,  223,    5,    6,   87,   98,  101,   84,   81,    6,
+        6,    6,   81,    6,    6,    6,    6,    6,    6,    6,
+       29,   29,   81,   87,   29,   29,   29,   29,   29,   29,
+       29,   36,   36,   36,   36,   36,   36,   36,    6,    7,
+      129,  129,  102,  103,  266,    7,    7,  102,  103,    7,
+        7,    7,    7,    7,    7,    7,   31,   31,   31,   31,
+       31,  263,   31,   31,  253,   31,   37,   37,   37,   37,
+       37,   37,   37,  104,    7,    8,  132,  131,  104,  131,
+
+      148,    8,    8,  252,  148,    8,    8,    8,    8,    8,
+        8,    8,   39,   39,   39,   39,   39,   39,   39,   48,
+      132,   48,   48,   48,   48,   48,   48,   48,   88,   89,
+        8,    9,  133,   88,   89,  159,  159,    9,    9,    9,
+        9,    9,    9,    9,    9,    9,    9,    9,    9,  130,
+        9,    9,   88,   89,  172,    9,  133,  134,  130,  134,
+        9,    9,    9,  172,    9,   49,   49,   49,   49,   49,
+       49,   49,   51,   51,   51,   51,   51,   51,   51,   55,
+       55,   55,   55,   55,   55,   55,  135,  251,    9,  177,
+      177,  135,    9,   23,   23,   23,   23,   23,   23,   23,
+
+      198,  198,   23,   23,   23,   23,   23,   23,   23,   23,
+       23,   23,   23,   23,   23,   52,   23,   23,   23,   23,
+       23,   23,  206,  206,  136,  250,   52,   52,   52,   52,
+       52,   52,   52,   52,  138,  249,  143,  248,  144,   23,
+       23,   23,   23,   23,   50,   67,   67,   67,   67,   67,
+       67,   67,   50,   50,  136,   50,   50,   50,   50,   50,
+       50,   50,  214,  137,  138,  139,   53,   50,  137,  143,
+      139,  144,  140,  143,   54,  144,   50,   53,   53,   53,
+       53,   53,   53,   53,   53,   54,   54,   54,   54,   54,
+       54,   54,   54,   56,   56,   56,   56,   56,   56,   56,
+
+       56,   58,  140,  149,  141,  141,  189,  149,   66,   66,
+      141,   58,   66,   66,   66,   66,   66,   66,   66,  188,
+       58,   58,  155,  155,  155,   58,  152,  158,  158,  158,
+       58,   58,   58,   68,  152,   68,   68,   68,   68,   68,
+       68,   68,  161,  161,  161,  161,  171,   68,   69,   69,
+       69,   69,   69,   69,   69,  171,  187,  171,  152,  186,
+       69,   71,   71,   71,   71,   71,   71,   71,  230,  230,
+       72,   72,  183,   71,   72,   72,   72,   72,   72,   72,
+       72,   85,   85,   85,   85,   85,   85,   85,   86,   86,
+       86,   86,   86,   86,   86,   95,   95,   95,   95,   95,
+
+       95,   95,   95,   95,   95,   95,   95,   95,   95,   95,
+       95,   95,   96,   96,   96,   96,   96,   96,   96,  106,
+      238,  238,  106,  106,  106,  106,  106,  106,  106,  109,
+      109,  109,  109,  109,  109,  109,  110,  119,  119,  119,
+      119,  119,  119,  119,  110,  110,  181,  110,  110,  110,
+      110,  110,  110,  110,  194,  194,  194,  178,  180,  110,
+      122,  122,  122,  122,  122,  122,  122,  122,  110,  111,
+      124,  124,  124,  124,  124,  124,  124,  111,  111,  179,
+      111,  111,  111,  111,  111,  111,  111,  178,  180,  257,
+      257,  114,  111,  150,  150,  150,  150,  150,  150,  115,
+
+      147,  111,  114,  114,  114,  114,  114,  114,  114,  114,
+      115,  115,  115,  115,  115,  115,  115,  115,  117,  127,
+      127,  127,  127,  127,  127,  127,  118,  146,  168,  117,
+      117,  117,  117,  117,  117,  117,  117,  118,  118,  118,
+      118,  118,  118,  118,  118,  120,  168,  176,  262,  262,
+      182,  227,  121,  176,  227,  227,  120,  120,  120,  120,
+      120,  120,  120,  121,  121,  121,  121,  121,  121,  121,
+      123,  123,  123,  123,  123,  123,  123,  123,  125,  125,
+      182,  216,  125,  125,  125,  125,  125,  125,  125,  126,
+      126,  126,  126,  126,  126,  126,  197,  197,  197,  216,
+
+      217,  126,  128,  128,  128,  128,  128,  128,  128,  151,
+      200,  200,  200,  200,  164,  247,  145,  151,  217,  142,
+      151,  151,  151,  164,  247,  164,  164,  164,  164,  164,
+      164,  164,  173,  173,  173,  173,  173,  173,  173,  116,
+      108,  151,  153,  174,  174,  174,  174,  174,  174,  174,
+      153,  153,  105,  153,  153,  153,  153,  153,  153,  153,
+      226,  226,  226,  218,  100,  153,  175,  175,  175,  175,
+      175,  175,  175,  184,  153,  154,  184,  184,  184,  184,
+      184,  218,   99,  154,  154,   91,  154,  154,  154,  154,
+      154,  154,  154,  185,  185,  185,  185,  185,  154,  185,
+
+       83,   75,  185,  229,  229,  229,   74,  154,  157,  190,
+      190,  190,  190,  190,  190,  190,  157,  157,  246,  157,
+      157,  157,  157,  157,  157,  157,   73,  246,   70,  246,
+      165,  157,  220,  220,  220,  220,  220,  220,  167,  165,
+      157,  165,  165,  165,  165,  165,  165,  165,  166,  167,
+      167,  167,  167,  167,  167,  167,  167,  166,  169,  166,
+      166,  166,  166,  166,  166,  166,   65,  169,  170,  169,
+      169,  169,  169,  169,  169,  169,  212,  170,   64,  170,
+      170,  170,  170,  170,  170,  170,  192,  212,  212,  212,
+      212,  212,  212,  212,  192,  192,   63,  192,  192,  192,
+
+      192,  192,  192,  192,  240,   62,  254,  240,  240,  192,
+      215,  215,  215,  215,  215,  215,  215,   61,  192,  193,
+      259,  259,  259,  259,   60,   59,   47,  193,  193,   44,
+      193,  193,  193,  193,  193,  193,  193,  219,  222,  254,
+       43,  219,  193,  254,  219,  219,  219,  219,  219,  222,
+      222,  193,  196,   42,   41,   40,   35,   24,   22,   20,
+      196,  196,   16,  196,  196,  196,  196,  196,  196,  196,
+      222,   11,    0,    0,  213,  196,    0,    0,    0,    0,
+        0,  221,    0,  213,  196,  213,  213,  213,  213,  213,
+      213,  213,  221,  221,  221,  221,  221,  221,  221,    0,
+
+      224,    0,  224,  224,  224,  224,  224,  224,  224,    0,
+        0,    0,    0,  221,  224,  225,    0,    0,    0,    0,
+        0,    0,    0,    0,  225,    0,  225,  225,  225,  225,
+      225,  225,  225,    0,    0,    0,    0,  232,  225,  232,
+      232,  232,  232,  232,  232,  232,    0,  225,  228,    0,
+        0,  232,    0,    0,    0,    0,    0,  228,    0,  228,
+      228,  228,  228,  228,  228,  228,    0,    0,    0,    0,
+      244,  228,    0,    0,    0,    0,    0,    0,    0,  245,
+      228,  244,  244,  244,  244,  244,  244,  244,  245,    0,
+      245,  245,  245,  245,  245,  245,  245,  256,    0,    0,
+
+        0,    0,    0,    0,    0,    0,  256,    0,  256,  256,
+      256,  256,  256,  256,  256,    0,    0,    0,    0,  258,
+      256,  258,  258,  258,  258,  258,  258,  258,  265,  256,
+        0,    0,    0,  258,    0,  269,    0,    0,    0,  265,
+      265,  265,  265,  265,  265,  265,  269,  269,  269,  269,
+      269,  269,  269,  271,  271,  271,  273,  273,  275,  275,
+      270,  270,  270,  270,  270,  270,  270,  270,  270,  270,
+      270,  270,  270,  270,  270,  270,  270,  270,  270,  270,
+      270,  270,  270,  270,  270,  270,  270,  270,  270,  270,
+      270,  270,  270,  270,  270,  270,  270,  270,  270,  270,
+
+      270,  270,  270,  270,  270,  270,  270,  270,  270,  270,
+      270,  270,  270,  270,  270,  270,  270,  270,  270,  270,
+      270,  270,  270,  270
+    } ;
+
+static yy_state_type yy_last_accepting_state;
+static char *yy_last_accepting_cpos;
+
+extern int ut_flex_debug;
+int ut_flex_debug = 1;
+
+static yyconst flex_int16_t yy_rule_linenum[20] =
+    {   0,
+      151,  156,  161,  166,  181,  238,  243,  254,  260,  266,
+      272,  282,  292,  297,  315,  320,  325,  330,  337
+    } ;
+
+/* The intent behind this definition is that it'll catch
+ * any uses of REJECT which flex missed.
+ */
+#define REJECT reject_used_but_not_detected
+#define yymore() yymore_used_but_not_detected
+#define YY_MORE_ADJ 0
+#define YY_RESTORE_YY_MORE_OFFSET
+char *uttext;
+#line 1 "scanner.l"
+/*
+ * Copyright 2014 University Corporation for Atmospheric Research
+ *
+ * This file is part of the UDUNITS-2 package.  See the file COPYRIGHT
+ * in the top-level source-directory of the package for copying and
+ * redistribution conditions.
+ */
+/*
+ * lex(1) specification for tokens for the Unidata units package, UDUNITS2.
+ */
+#line 15 "scanner.l"
+
+#include <ctype.h>
+#include <errno.h>
+#include <math.h>
+#include <stddef.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <time.h>
+
+/**
+ * Decodes a date.
+ *
+ * @param[in]  text     The text specifying the date to be decoded.
+ * @param[in]  format   The format to use for decoding. The order is year (int),
+ *                      month (int), and day (int).
+ * @param[out] date     The date corresponding to the input.
+ * @retval     DATE     Success
+ * @retval     ERR      Error
+ */
+static double decodeDate(
+    const char* const   text,
+    const char* const   format,
+    double* const       date)
+{
+    int		year;
+    int		month = 1;
+    int		day = 1;
+
+    (void)sscanf(text, format, &year, &month, &day);
+    *date = ut_encode_date(year, month, day);
+    return DATE;
+}
+
+/**
+ * Decodes a clock-time.
+ *
+ * @param[in] text      The text specifying the clock-time to be decoded.
+ * @param[in] format    The format to use for decoding. The order is hour (int),
+ *                      minute (int), and second (double).
+ * @return              The clock-time corresponding to the input.
+ */
+static double decodeClock(
+    const char* const   text,
+    const char* const   format)
+{
+    int         hour = 0;
+    int         minute = 0;
+    double      second = 0;
+
+    (void)sscanf(text, format, &hour, &minute, &second);
+    if (hour < 0) {
+        minute = -minute;
+        second = -second;
+    }
+    return ut_encode_clock(hour, minute, second);
+}
+
+/**
+ * Decodes a real value.
+ *
+ * @param[in]  text     Text to be decoded.
+ * @param[out] value    Decoded value.
+ * @retval     REAL     Success.
+ * @retval     ERR      Failure.
+ */
+static int decodeReal(
+    const char* const text,
+    double* const     value)
+{
+    errno = 0;
+    *value = atof(text);
+
+    if (errno == 0)
+        return REAL;
+
+    ut_handle_error_message("Invalid real: \"%s\"", text);
+    return ERR;
+}
+
+
+#line 1034 "<stdout>"
+
+#define INITIAL 0
+#define ID_SEEN 1
+#define SHIFT_SEEN 2
+#define DATE_SEEN 3
+#define CLOCK_SEEN 4
+
+#ifndef YY_NO_UNISTD_H
+/* Special case for "unistd.h", since it is non-ANSI. We include it way
+ * down here because we want the user's section 1 to have been scanned first.
+ * The user has a chance to override it with an option.
+ */
+/* %if-c-only */
+#include <unistd.h>
+/* %endif */
+/* %if-c++-only */
+/* %endif */
+#endif
+
+#ifndef YY_EXTRA_TYPE
+#define YY_EXTRA_TYPE void *
+#endif
+
+/* %if-c-only Reentrant structure and macros (non-C++). */
+/* %if-reentrant */
+/* %if-c-only */
+
+static int yy_init_globals (void );
+
+/* %endif */
+/* %if-reentrant */
+/* %endif */
+/* %endif End reentrant structures and macros. */
+
+/* Accessor methods to globals.
+   These are made visible to non-reentrant scanners for convenience. */
+
+int utlex_destroy (void );
+
+int utget_debug (void );
+
+void utset_debug (int debug_flag  );
+
+YY_EXTRA_TYPE utget_extra (void );
+
+void utset_extra (YY_EXTRA_TYPE user_defined  );
+
+FILE *utget_in (void );
+
+void utset_in  (FILE * in_str  );
+
+FILE *utget_out (void );
+
+void utset_out  (FILE * out_str  );
+
+yy_size_t utget_leng (void );
+
+char *utget_text (void );
+
+int utget_lineno (void );
+
+void utset_lineno (int line_number  );
+
+/* %if-bison-bridge */
+/* %endif */
+
+/* Macros after this point can all be overridden by user definitions in
+ * section 1.
+ */
+
+#ifndef YY_SKIP_YYWRAP
+#ifdef __cplusplus
+extern "C" int utwrap (void );
+#else
+extern int utwrap (void );
+#endif
+#endif
+
+/* %not-for-header */
+
+    static void yyunput (int c,char *buf_ptr  );
+    
+/* %ok-for-header */
+
+/* %endif */
+
+#ifndef yytext_ptr
+static void yy_flex_strncpy (char *,yyconst char *,int );
+#endif
+
+#ifdef YY_NEED_STRLEN
+static int yy_flex_strlen (yyconst char * );
+#endif
+
+#ifndef YY_NO_INPUT
+/* %if-c-only Standard (non-C++) definition */
+/* %not-for-header */
+
+#ifdef __cplusplus
+static int yyinput (void );
+#else
+static int input (void );
+#endif
+/* %ok-for-header */
+
+/* %endif */
+#endif
+
+/* %if-c-only */
+
+/* %endif */
+
+/* Amount of stuff to slurp up with each read. */
+#ifndef YY_READ_BUF_SIZE
+#define YY_READ_BUF_SIZE 8192
+#endif
+
+/* Copy whatever the last rule matched to the standard output. */
+#ifndef ECHO
+/* %if-c-only Standard (non-C++) definition */
+/* This used to be an fputs(), but since the string might contain NUL's,
+ * we now use fwrite().
+ */
+#define ECHO do { if (fwrite( uttext, utleng, 1, utout )) {} } while (0)
+/* %endif */
+/* %if-c++-only C++ definition */
+/* %endif */
+#endif
+
+/* Gets input and stuffs it into "buf".  number of characters read, or YY_NULL,
+ * is returned in "result".
+ */
+#ifndef YY_INPUT
+#define YY_INPUT(buf,result,max_size) \
+/* %% [5.0] fread()/read() definition of YY_INPUT goes here unless we're doing C++ \ */\
+	if ( YY_CURRENT_BUFFER_LVALUE->yy_is_interactive ) \
+		{ \
+		int c = '*'; \
+		size_t n; \
+		for ( n = 0; n < max_size && \
+			     (c = getc( utin )) != EOF && c != '\n'; ++n ) \
+			buf[n] = (char) c; \
+		if ( c == '\n' ) \
+			buf[n++] = (char) c; \
+		if ( c == EOF && ferror( utin ) ) \
+			YY_FATAL_ERROR( "input in flex scanner failed" ); \
+		result = n; \
+		} \
+	else \
+		{ \
+		errno=0; \
+		while ( (result = fread(buf, 1, max_size, utin))==0 && ferror(utin)) \
+			{ \
+			if( errno != EINTR) \
+				{ \
+				YY_FATAL_ERROR( "input in flex scanner failed" ); \
+				break; \
+				} \
+			errno=0; \
+			clearerr(utin); \
+			} \
+		}\
+\
+/* %if-c++-only C++ definition \ */\
+/* %endif */
+
+#endif
+
+/* No semi-colon after return; correct usage is to write "yyterminate();" -
+ * we don't want an extra ';' after the "return" because that will cause
+ * some compilers to complain about unreachable statements.
+ */
+#ifndef yyterminate
+#define yyterminate() return YY_NULL
+#endif
+
+/* Number of entries by which start-condition stack grows. */
+#ifndef YY_START_STACK_INCR
+#define YY_START_STACK_INCR 25
+#endif
+
+/* Report a fatal error. */
+#ifndef YY_FATAL_ERROR
+/* %if-c-only */
+#define YY_FATAL_ERROR(msg) yy_fatal_error( msg )
+/* %endif */
+/* %if-c++-only */
+/* %endif */
+#endif
+
+/* %if-tables-serialization structures and prototypes */
+/* %not-for-header */
+
+/* %ok-for-header */
+
+/* %not-for-header */
+
+/* %tables-yydmap generated elements */
+/* %endif */
+/* end tables serialization structures and prototypes */
+
+/* %ok-for-header */
+
+/* Default declaration of generated scanner - a define so the user can
+ * easily add parameters.
+ */
+#ifndef YY_DECL
+#define YY_DECL_IS_OURS 1
+/* %if-c-only Standard (non-C++) definition */
+
+extern int utlex (void);
+
+#define YY_DECL int utlex (void)
+/* %endif */
+/* %if-c++-only C++ definition */
+/* %endif */
+#endif /* !YY_DECL */
+
+/* Code executed at the beginning of each rule, after uttext and utleng
+ * have been set up.
+ */
+#ifndef YY_USER_ACTION
+#define YY_USER_ACTION
+#endif
+
+/* Code executed at the end of each rule. */
+#ifndef YY_BREAK
+#define YY_BREAK break;
+#endif
+
+/* %% [6.0] YY_RULE_SETUP definition goes here */
+#define YY_RULE_SETUP \
+	YY_USER_ACTION
+
+/* %not-for-header */
+
+/** The main scanner function which does all the work.
+ */
+YY_DECL
+{
+	register yy_state_type yy_current_state;
+	register char *yy_cp, *yy_bp;
+	register int yy_act;
+    
+/* %% [7.0] user's declarations go here */
+#line 145 "scanner.l"
+
+    if (_restartScanner) {
+	BEGIN INITIAL;
+	_restartScanner = 0;
+    }
+
+#line 1287 "<stdout>"
+
+	if ( !(yy_init) )
+		{
+		(yy_init) = 1;
+
+#ifdef YY_USER_INIT
+		YY_USER_INIT;
+#endif
+
+		if ( ! (yy_start) )
+			(yy_start) = 1;	/* first start state */
+
+		if ( ! utin )
+/* %if-c-only */
+			utin = stdin;
+/* %endif */
+/* %if-c++-only */
+/* %endif */
+
+		if ( ! utout )
+/* %if-c-only */
+			utout = stdout;
+/* %endif */
+/* %if-c++-only */
+/* %endif */
+
+		if ( ! YY_CURRENT_BUFFER ) {
+			utensure_buffer_stack ();
+			YY_CURRENT_BUFFER_LVALUE =
+				ut_create_buffer(utin,YY_BUF_SIZE );
+		}
+
+		ut_load_buffer_state( );
+		}
+
+	while ( 1 )		/* loops until end-of-file is reached */
+		{
+/* %% [8.0] yymore()-related code goes here */
+		yy_cp = (yy_c_buf_p);
+
+		/* Support of uttext. */
+		*yy_cp = (yy_hold_char);
+
+		/* yy_bp points to the position in yy_ch_buf of the start of
+		 * the current run.
+		 */
+		yy_bp = yy_cp;
+
+/* %% [9.0] code to set up and find next match goes here */
+		yy_current_state = (yy_start);
+yy_match:
+		do
+			{
+			register YY_CHAR yy_c = yy_ec[YY_SC_TO_UI(*yy_cp)];
+			if ( yy_accept[yy_current_state] )
+				{
+				(yy_last_accepting_state) = yy_current_state;
+				(yy_last_accepting_cpos) = yy_cp;
+				}
+			while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
+				{
+				yy_current_state = (int) yy_def[yy_current_state];
+				if ( yy_current_state >= 271 )
+					yy_c = yy_meta[(unsigned int) yy_c];
+				}
+			yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
+			++yy_cp;
+			}
+		while ( yy_base[yy_current_state] != 1261 );
+
+yy_find_action:
+/* %% [10.0] code to find the action number goes here */
+		yy_act = yy_accept[yy_current_state];
+		if ( yy_act == 0 )
+			{ /* have to back up */
+			yy_cp = (yy_last_accepting_cpos);
+			yy_current_state = (yy_last_accepting_state);
+			yy_act = yy_accept[yy_current_state];
+			}
+
+		YY_DO_BEFORE_ACTION;
+
+/* %% [11.0] code for utlineno update goes here */
+
+do_action:	/* This label is used only to access EOF actions. */
+
+/* %% [12.0] debug code goes here */
+		if ( ut_flex_debug )
+			{
+			if ( yy_act == 0 )
+				fprintf( stderr, "--scanner backing up\n" );
+			else if ( yy_act < 20 )
+				fprintf( stderr, "--accepting rule at line %ld (\"%s\")\n",
+				         (long)yy_rule_linenum[yy_act], uttext );
+			else if ( yy_act == 20 )
+				fprintf( stderr, "--accepting default rule (\"%s\")\n",
+				         uttext );
+			else if ( yy_act == 21 )
+				fprintf( stderr, "--(end of buffer or a NUL)\n" );
+			else
+				fprintf( stderr, "--EOF (start condition %d)\n", YY_START );
+			}
+
+		switch ( yy_act )
+	{ /* beginning of action switch */
+/* %% [13.0] actions go here */
+			case 0: /* must back up */
+			/* undo the effects of YY_DO_BEFORE_ACTION */
+			*yy_cp = (yy_hold_char);
+			yy_cp = (yy_last_accepting_cpos);
+			yy_current_state = (yy_last_accepting_state);
+			goto yy_find_action;
+
+case 1:
+YY_RULE_SETUP
+#line 151 "scanner.l"
+{
+    BEGIN SHIFT_SEEN;
+    return SHIFT;
+}
+	YY_BREAK
+case 2:
+YY_RULE_SETUP
+#line 156 "scanner.l"
+{
+    BEGIN INITIAL;
+    return DIVIDE;
+}
+	YY_BREAK
+case 3:
+YY_RULE_SETUP
+#line 161 "scanner.l"
+{
+    BEGIN INITIAL;
+    return MULTIPLY;
+}
+	YY_BREAK
+case 4:
+YY_RULE_SETUP
+#line 166 "scanner.l"
+{
+    int		status;
+
+    if (sscanf(uttext, "%*[*^]%ld", &yylval.ival) != 1) {
+        ut_handle_error_message("Invalid integer\n", stderr);
+
+	status	= ERR;
+    }
+    else {
+	status	= EXPONENT;
+    }
+
+    return status;
+}
+	YY_BREAK
+case 5:
+YY_RULE_SETUP
+#line 181 "scanner.l"
+{
+    int		status = EXPONENT;
+    int		exponent = 0;
+    int		sign = 1;
+    char*	cp = uttext;
+
+    if (strncmp(cp, "\xe2\x81\xba", 3) == 0) {
+	cp += 3;
+    }
+    else if (strncmp(cp, "\xe2\x81\xbb", 3) == 0) {
+	sign = -1;
+	cp += 3;
+    }
+
+    while (cp < uttext + utleng) {
+	int	j;
+	static struct {
+	    const char*	string;
+	    const int	len;
+	} utf8_exponents[] = {
+	    {"\xe2\x81\xb0", 3},        /* 0 */
+	    {"\xc2\xb9",     2},        /* 1 */
+	    {"\xc2\xb2",     2},        /* 2 */
+	    {"\xc2\xb3",     2},        /* 3 */
+	    {"\xe2\x81\xb4", 3},        /* 4 */
+	    {"\xe2\x81\xb5", 3},        /* 5 */
+	    {"\xe2\x81\xb6", 3},        /* 6 */
+	    {"\xe2\x81\xb7", 3},        /* 7 */
+	    {"\xe2\x81\xb8", 3},        /* 8 */
+	    {"\xe2\x81\xb9", 3},        /* 9 */
+	};
+
+	exponent *= 10;
+
+	for (j = 0; j < 10; j++) {
+	    int	len = utf8_exponents[j].len;
+
+	    if (strncmp(cp, utf8_exponents[j].string, len) == 0) {
+		exponent += j;
+		cp += len;
+		break;
+	    }
+	}
+
+	if (j >= 10) {
+	    status = ERR;
+	    break;
+	}
+    }
+
+    if (status == EXPONENT)
+	yylval.ival = sign * exponent;
+
+    BEGIN INITIAL;
+    return status;
+}
+	YY_BREAK
+case 6:
+YY_RULE_SETUP
+#line 238 "scanner.l"
+{
+    BEGIN DATE_SEEN;
+    return decodeDate((char*)uttext, "%d-%d-%d", &yylval.rval);
+}
+	YY_BREAK
+case 7:
+YY_RULE_SETUP
+#line 243 "scanner.l"
+{
+    if (_isTime) {
+        BEGIN DATE_SEEN;
+        return decodeDate((char*)uttext, "%4d%2d%2d", &yylval.rval);
+    }
+    else {
+        BEGIN INITIAL;
+        return decodeReal((char*)uttext, &yylval.rval);
+    }
+}
+	YY_BREAK
+case 8:
+YY_RULE_SETUP
+#line 254 "scanner.l"
+{
+    yylval.rval = decodeClock((char*)uttext, "%d:%d:%lf");
+    BEGIN CLOCK_SEEN;
+    return CLOCK;
+}
+	YY_BREAK
+case 9:
+YY_RULE_SETUP
+#line 260 "scanner.l"
+{
+    yylval.rval = decodeClock((char*)uttext, "%2d%2d%lf");
+    BEGIN CLOCK_SEEN;
+    return CLOCK;
+}
+	YY_BREAK
+case 10:
+YY_RULE_SETUP
+#line 266 "scanner.l"
+{
+    yylval.rval	= decodeClock((char*)uttext, "%d:%d");
+    BEGIN INITIAL;
+    return CLOCK;
+}
+	YY_BREAK
+case 11:
+YY_RULE_SETUP
+#line 272 "scanner.l"
+{
+    yylval.rval	= (utleng <= 3)
+                        ? decodeClock((char*)uttext, "%d")
+                        : (utleng == 4)
+                            ? decodeClock((char*)uttext, "%2d%d")
+                            : decodeClock((char*)uttext, "%3d%d");
+    BEGIN INITIAL;
+    return CLOCK;
+}
+	YY_BREAK
+case 12:
+YY_RULE_SETUP
+#line 282 "scanner.l"
+{
+    yylval.rval	= (utleng <= 2)
+                        ? decodeClock((char*)uttext, "%d")
+                        : (utleng == 3)
+                            ? decodeClock((char*)uttext, "%1d%d")
+                            : decodeClock((char*)uttext, "%2d%d");
+    BEGIN INITIAL;
+    return CLOCK;
+}
+	YY_BREAK
+case 13:
+YY_RULE_SETUP
+#line 292 "scanner.l"
+{
+    BEGIN INITIAL;
+    return decodeReal((char*)uttext, &yylval.rval);
+}
+	YY_BREAK
+case 14:
+YY_RULE_SETUP
+#line 297 "scanner.l"
+{
+    int		status;
+
+    errno	= 0;
+    yylval.ival = atol((char*)uttext);
+
+    if (errno == 0) {
+	status	= INT;
+    } else {
+        ut_handle_error_message("Invalid integer\n", stderr);
+
+	status	= ERR;
+    }
+
+    BEGIN INITIAL;
+    return status;
+}
+	YY_BREAK
+case 15:
+YY_RULE_SETUP
+#line 315 "scanner.l"
+{
+    yylval.rval = 10;
+    return LOGREF;
+}
+	YY_BREAK
+case 16:
+YY_RULE_SETUP
+#line 320 "scanner.l"
+{
+    yylval.rval = M_E;
+    return LOGREF;
+}
+	YY_BREAK
+case 17:
+YY_RULE_SETUP
+#line 325 "scanner.l"
+{
+    yylval.rval = 2;
+    return LOGREF;
+}
+	YY_BREAK
+case 18:
+YY_RULE_SETUP
+#line 330 "scanner.l"
+{
+    yylval.id = strdup((char*)uttext);
+
+    BEGIN ID_SEEN;
+    return ID;
+}
+	YY_BREAK
+case 19:
+YY_RULE_SETUP
+#line 337 "scanner.l"
+{
+    BEGIN INITIAL;
+    return uttext[0];
+}
+	YY_BREAK
+case 20:
+YY_RULE_SETUP
+#line 342 "scanner.l"
+ECHO;
+	YY_BREAK
+#line 1654 "<stdout>"
+case YY_STATE_EOF(INITIAL):
+case YY_STATE_EOF(ID_SEEN):
+case YY_STATE_EOF(SHIFT_SEEN):
+case YY_STATE_EOF(DATE_SEEN):
+case YY_STATE_EOF(CLOCK_SEEN):
+	yyterminate();
+
+	case YY_END_OF_BUFFER:
+		{
+		/* Amount of text matched not including the EOB char. */
+		int yy_amount_of_matched_text = (int) (yy_cp - (yytext_ptr)) - 1;
+
+		/* Undo the effects of YY_DO_BEFORE_ACTION. */
+		*yy_cp = (yy_hold_char);
+		YY_RESTORE_YY_MORE_OFFSET
+
+		if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_NEW )
+			{
+			/* We're scanning a new file or input source.  It's
+			 * possible that this happened because the user
+			 * just pointed utin at a new source and called
+			 * utlex().  If so, then we have to assure
+			 * consistency between YY_CURRENT_BUFFER and our
+			 * globals.  Here is the right place to do so, because
+			 * this is the first action (other than possibly a
+			 * back-up) that will match for the new input source.
+			 */
+			(yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars;
+			YY_CURRENT_BUFFER_LVALUE->yy_input_file = utin;
+			YY_CURRENT_BUFFER_LVALUE->yy_buffer_status = YY_BUFFER_NORMAL;
+			}
+
+		/* Note that here we test for yy_c_buf_p "<=" to the position
+		 * of the first EOB in the buffer, since yy_c_buf_p will
+		 * already have been incremented past the NUL character
+		 * (since all states make transitions on EOB to the
+		 * end-of-buffer state).  Contrast this with the test
+		 * in input().
+		 */
+		if ( (yy_c_buf_p) <= &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] )
+			{ /* This was really a NUL. */
+			yy_state_type yy_next_state;
+
+			(yy_c_buf_p) = (yytext_ptr) + yy_amount_of_matched_text;
+
+			yy_current_state = yy_get_previous_state(  );
+
+			/* Okay, we're now positioned to make the NUL
+			 * transition.  We couldn't have
+			 * yy_get_previous_state() go ahead and do it
+			 * for us because it doesn't know how to deal
+			 * with the possibility of jamming (and we don't
+			 * want to build jamming into it because then it
+			 * will run more slowly).
+			 */
+
+			yy_next_state = yy_try_NUL_trans( yy_current_state );
+
+			yy_bp = (yytext_ptr) + YY_MORE_ADJ;
+
+			if ( yy_next_state )
+				{
+				/* Consume the NUL. */
+				yy_cp = ++(yy_c_buf_p);
+				yy_current_state = yy_next_state;
+				goto yy_match;
+				}
+
+			else
+				{
+/* %% [14.0] code to do back-up for compressed tables and set up yy_cp goes here */
+				yy_cp = (yy_c_buf_p);
+				goto yy_find_action;
+				}
+			}
+
+		else switch ( yy_get_next_buffer(  ) )
+			{
+			case EOB_ACT_END_OF_FILE:
+				{
+				(yy_did_buffer_switch_on_eof) = 0;
+
+				if ( utwrap( ) )
+					{
+					/* Note: because we've taken care in
+					 * yy_get_next_buffer() to have set up
+					 * uttext, we can now set up
+					 * yy_c_buf_p so that if some total
+					 * hoser (like flex itself) wants to
+					 * call the scanner after we return the
+					 * YY_NULL, it'll still work - another
+					 * YY_NULL will get returned.
+					 */
+					(yy_c_buf_p) = (yytext_ptr) + YY_MORE_ADJ;
+
+					yy_act = YY_STATE_EOF(YY_START);
+					goto do_action;
+					}
+
+				else
+					{
+					if ( ! (yy_did_buffer_switch_on_eof) )
+						YY_NEW_FILE;
+					}
+				break;
+				}
+
+			case EOB_ACT_CONTINUE_SCAN:
+				(yy_c_buf_p) =
+					(yytext_ptr) + yy_amount_of_matched_text;
+
+				yy_current_state = yy_get_previous_state(  );
+
+				yy_cp = (yy_c_buf_p);
+				yy_bp = (yytext_ptr) + YY_MORE_ADJ;
+				goto yy_match;
+
+			case EOB_ACT_LAST_MATCH:
+				(yy_c_buf_p) =
+				&YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)];
+
+				yy_current_state = yy_get_previous_state(  );
+
+				yy_cp = (yy_c_buf_p);
+				yy_bp = (yytext_ptr) + YY_MORE_ADJ;
+				goto yy_find_action;
+			}
+		break;
+		}
+
+	default:
+		YY_FATAL_ERROR(
+			"fatal flex scanner internal error--no action found" );
+	} /* end of action switch */
+		} /* end of scanning one token */
+} /* end of utlex */
+/* %ok-for-header */
+
+/* %if-c++-only */
+/* %not-for-header */
+
+/* %ok-for-header */
+
+/* %endif */
+
+/* yy_get_next_buffer - try to read in a new buffer
+ *
+ * Returns a code representing an action:
+ *	EOB_ACT_LAST_MATCH -
+ *	EOB_ACT_CONTINUE_SCAN - continue scanning from current position
+ *	EOB_ACT_END_OF_FILE - end of file
+ */
+/* %if-c-only */
+static int yy_get_next_buffer (void)
+/* %endif */
+/* %if-c++-only */
+/* %endif */
+{
+    	register char *dest = YY_CURRENT_BUFFER_LVALUE->yy_ch_buf;
+	register char *source = (yytext_ptr);
+	register int number_to_move, i;
+	int ret_val;
+
+	if ( (yy_c_buf_p) > &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] )
+		YY_FATAL_ERROR(
+		"fatal flex scanner internal error--end of buffer missed" );
+
+	if ( YY_CURRENT_BUFFER_LVALUE->yy_fill_buffer == 0 )
+		{ /* Don't try to fill the buffer, so this is an EOF. */
+		if ( (yy_c_buf_p) - (yytext_ptr) - YY_MORE_ADJ == 1 )
+			{
+			/* We matched a single character, the EOB, so
+			 * treat this as a final EOF.
+			 */
+			return EOB_ACT_END_OF_FILE;
+			}
+
+		else
+			{
+			/* We matched some text prior to the EOB, first
+			 * process it.
+			 */
+			return EOB_ACT_LAST_MATCH;
+			}
+		}
+
+	/* Try to read more data. */
+
+	/* First move last chars to start of buffer. */
+	number_to_move = (int) ((yy_c_buf_p) - (yytext_ptr)) - 1;
+
+	for ( i = 0; i < number_to_move; ++i )
+		*(dest++) = *(source++);
+
+	if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_EOF_PENDING )
+		/* don't do the read, it's not guaranteed to return an EOF,
+		 * just force an EOF
+		 */
+		YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars) = 0;
+
+	else
+		{
+			yy_size_t num_to_read =
+			YY_CURRENT_BUFFER_LVALUE->yy_buf_size - number_to_move - 1;
+
+		while ( num_to_read <= 0 )
+			{ /* Not enough room in the buffer - grow it. */
+
+			/* just a shorter name for the current buffer */
+			YY_BUFFER_STATE b = YY_CURRENT_BUFFER_LVALUE;
+
+			int yy_c_buf_p_offset =
+				(int) ((yy_c_buf_p) - b->yy_ch_buf);
+
+			if ( b->yy_is_our_buffer )
+				{
+				yy_size_t new_size = b->yy_buf_size * 2;
+
+				if ( new_size <= 0 )
+					b->yy_buf_size += b->yy_buf_size / 8;
+				else
+					b->yy_buf_size *= 2;
+
+				b->yy_ch_buf = (char *)
+					/* Include room in for 2 EOB chars. */
+					utrealloc((void *) b->yy_ch_buf,b->yy_buf_size + 2  );
+				}
+			else
+				/* Can't grow it, we don't own it. */
+				b->yy_ch_buf = 0;
+
+			if ( ! b->yy_ch_buf )
+				YY_FATAL_ERROR(
+				"fatal error - scanner input buffer overflow" );
+
+			(yy_c_buf_p) = &b->yy_ch_buf[yy_c_buf_p_offset];
+
+			num_to_read = YY_CURRENT_BUFFER_LVALUE->yy_buf_size -
+						number_to_move - 1;
+
+			}
+
+		if ( num_to_read > YY_READ_BUF_SIZE )
+			num_to_read = YY_READ_BUF_SIZE;
+
+		/* Read in more data. */
+		YY_INPUT( (&YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move]),
+			(yy_n_chars), num_to_read );
+
+		YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
+		}
+
+	if ( (yy_n_chars) == 0 )
+		{
+		if ( number_to_move == YY_MORE_ADJ )
+			{
+			ret_val = EOB_ACT_END_OF_FILE;
+			utrestart(utin  );
+			}
+
+		else
+			{
+			ret_val = EOB_ACT_LAST_MATCH;
+			YY_CURRENT_BUFFER_LVALUE->yy_buffer_status =
+				YY_BUFFER_EOF_PENDING;
+			}
+		}
+
+	else
+		ret_val = EOB_ACT_CONTINUE_SCAN;
+
+	if ((yy_size_t) ((yy_n_chars) + number_to_move) > YY_CURRENT_BUFFER_LVALUE->yy_buf_size) {
+		/* Extend the array by 50%, plus the number we really need. */
+		yy_size_t new_size = (yy_n_chars) + number_to_move + ((yy_n_chars) >> 1);
+		YY_CURRENT_BUFFER_LVALUE->yy_ch_buf = (char *) utrealloc((void *) YY_CURRENT_BUFFER_LVALUE->yy_ch_buf,new_size  );
+		if ( ! YY_CURRENT_BUFFER_LVALUE->yy_ch_buf )
+			YY_FATAL_ERROR( "out of dynamic memory in yy_get_next_buffer()" );
+	}
+
+	(yy_n_chars) += number_to_move;
+	YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] = YY_END_OF_BUFFER_CHAR;
+	YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] = YY_END_OF_BUFFER_CHAR;
+
+	(yytext_ptr) = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[0];
+
+	return ret_val;
+}
+
+/* yy_get_previous_state - get the state just before the EOB char was reached */
+
+/* %if-c-only */
+/* %not-for-header */
+
+    static yy_state_type yy_get_previous_state (void)
+/* %endif */
+/* %if-c++-only */
+/* %endif */
+{
+	register yy_state_type yy_current_state;
+	register char *yy_cp;
+    
+/* %% [15.0] code to get the start state into yy_current_state goes here */
+	yy_current_state = (yy_start);
+
+	for ( yy_cp = (yytext_ptr) + YY_MORE_ADJ; yy_cp < (yy_c_buf_p); ++yy_cp )
+		{
+/* %% [16.0] code to find the next state goes here */
+		register YY_CHAR yy_c = (*yy_cp ? yy_ec[YY_SC_TO_UI(*yy_cp)] : 1);
+		if ( yy_accept[yy_current_state] )
+			{
+			(yy_last_accepting_state) = yy_current_state;
+			(yy_last_accepting_cpos) = yy_cp;
+			}
+		while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
+			{
+			yy_current_state = (int) yy_def[yy_current_state];
+			if ( yy_current_state >= 271 )
+				yy_c = yy_meta[(unsigned int) yy_c];
+			}
+		yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
+		}
+
+	return yy_current_state;
+}
+
+/* yy_try_NUL_trans - try to make a transition on the NUL character
+ *
+ * synopsis
+ *	next_state = yy_try_NUL_trans( current_state );
+ */
+/* %if-c-only */
+    static yy_state_type yy_try_NUL_trans  (yy_state_type yy_current_state )
+/* %endif */
+/* %if-c++-only */
+/* %endif */
+{
+	register int yy_is_jam;
+    /* %% [17.0] code to find the next state, and perhaps do backing up, goes here */
+	register char *yy_cp = (yy_c_buf_p);
+
+	register YY_CHAR yy_c = 1;
+	if ( yy_accept[yy_current_state] )
+		{
+		(yy_last_accepting_state) = yy_current_state;
+		(yy_last_accepting_cpos) = yy_cp;
+		}
+	while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
+		{
+		yy_current_state = (int) yy_def[yy_current_state];
+		if ( yy_current_state >= 271 )
+			yy_c = yy_meta[(unsigned int) yy_c];
+		}
+	yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
+	yy_is_jam = (yy_current_state == 270);
+
+		return yy_is_jam ? 0 : yy_current_state;
+}
+
+/* %if-c-only */
+
+    static void yyunput (int c, register char * yy_bp )
+/* %endif */
+/* %if-c++-only */
+/* %endif */
+{
+	register char *yy_cp;
+    
+    yy_cp = (yy_c_buf_p);
+
+	/* undo effects of setting up uttext */
+	*yy_cp = (yy_hold_char);
+
+	if ( yy_cp < YY_CURRENT_BUFFER_LVALUE->yy_ch_buf + 2 )
+		{ /* need to shift things up to make room */
+		/* +2 for EOB chars. */
+		register yy_size_t number_to_move = (yy_n_chars) + 2;
+		register char *dest = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[
+					YY_CURRENT_BUFFER_LVALUE->yy_buf_size + 2];
+		register char *source =
+				&YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move];
+
+		while ( source > YY_CURRENT_BUFFER_LVALUE->yy_ch_buf )
+			*--dest = *--source;
+
+		yy_cp += (int) (dest - source);
+		yy_bp += (int) (dest - source);
+		YY_CURRENT_BUFFER_LVALUE->yy_n_chars =
+			(yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_buf_size;
+
+		if ( yy_cp < YY_CURRENT_BUFFER_LVALUE->yy_ch_buf + 2 )
+			YY_FATAL_ERROR( "flex scanner push-back overflow" );
+		}
+
+	*--yy_cp = (char) c;
+
+/* %% [18.0] update utlineno here */
+
+	(yytext_ptr) = yy_bp;
+	(yy_hold_char) = *yy_cp;
+	(yy_c_buf_p) = yy_cp;
+}
+/* %if-c-only */
+
+/* %endif */
+
+/* %if-c-only */
+#ifndef YY_NO_INPUT
+#ifdef __cplusplus
+    static int yyinput (void)
+#else
+    static int input  (void)
+#endif
+
+/* %endif */
+/* %if-c++-only */
+/* %endif */
+{
+	int c;
+    
+	*(yy_c_buf_p) = (yy_hold_char);
+
+	if ( *(yy_c_buf_p) == YY_END_OF_BUFFER_CHAR )
+		{
+		/* yy_c_buf_p now points to the character we want to return.
+		 * If this occurs *before* the EOB characters, then it's a
+		 * valid NUL; if not, then we've hit the end of the buffer.
+		 */
+		if ( (yy_c_buf_p) < &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] )
+			/* This was really a NUL. */
+			*(yy_c_buf_p) = '\0';
+
+		else
+			{ /* need more input */
+			yy_size_t offset = (yy_c_buf_p) - (yytext_ptr);
+			++(yy_c_buf_p);
+
+			switch ( yy_get_next_buffer(  ) )
+				{
+				case EOB_ACT_LAST_MATCH:
+					/* This happens because yy_g_n_b()
+					 * sees that we've accumulated a
+					 * token and flags that we need to
+					 * try matching the token before
+					 * proceeding.  But for input(),
+					 * there's no matching to consider.
+					 * So convert the EOB_ACT_LAST_MATCH
+					 * to EOB_ACT_END_OF_FILE.
+					 */
+
+					/* Reset buffer status. */
+					utrestart(utin );
+
+					/*FALLTHROUGH*/
+
+				case EOB_ACT_END_OF_FILE:
+					{
+					if ( utwrap( ) )
+						return EOF;
+
+					if ( ! (yy_did_buffer_switch_on_eof) )
+						YY_NEW_FILE;
+#ifdef __cplusplus
+					return yyinput();
+#else
+					return input();
+#endif
+					}
+
+				case EOB_ACT_CONTINUE_SCAN:
+					(yy_c_buf_p) = (yytext_ptr) + offset;
+					break;
+				}
+			}
+		}
+
+	c = *(unsigned char *) (yy_c_buf_p);	/* cast for 8-bit char's */
+	*(yy_c_buf_p) = '\0';	/* preserve uttext */
+	(yy_hold_char) = *++(yy_c_buf_p);
+
+/* %% [19.0] update BOL and utlineno */
+
+	return c;
+}
+/* %if-c-only */
+#endif	/* ifndef YY_NO_INPUT */
+/* %endif */
+
+/** Immediately switch to a different input stream.
+ * @param input_file A readable stream.
+ * 
+ * @note This function does not reset the start condition to @c INITIAL .
+ */
+/* %if-c-only */
+    void utrestart  (FILE * input_file )
+/* %endif */
+/* %if-c++-only */
+/* %endif */
+{
+    
+	if ( ! YY_CURRENT_BUFFER ){
+        utensure_buffer_stack ();
+		YY_CURRENT_BUFFER_LVALUE =
+            ut_create_buffer(utin,YY_BUF_SIZE );
+	}
+
+	ut_init_buffer(YY_CURRENT_BUFFER,input_file );
+	ut_load_buffer_state( );
+}
+
+/** Switch to a different input buffer.
+ * @param new_buffer The new input buffer.
+ * 
+ */
+/* %if-c-only */
+    void ut_switch_to_buffer  (YY_BUFFER_STATE  new_buffer )
+/* %endif */
+/* %if-c++-only */
+/* %endif */
+{
+    
+	/* TODO. We should be able to replace this entire function body
+	 * with
+	 *		utpop_buffer_state();
+	 *		utpush_buffer_state(new_buffer);
+     */
+	utensure_buffer_stack ();
+	if ( YY_CURRENT_BUFFER == new_buffer )
+		return;
+
+	if ( YY_CURRENT_BUFFER )
+		{
+		/* Flush out information for old buffer. */
+		*(yy_c_buf_p) = (yy_hold_char);
+		YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p);
+		YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
+		}
+
+	YY_CURRENT_BUFFER_LVALUE = new_buffer;
+	ut_load_buffer_state( );
+
+	/* We don't actually know whether we did this switch during
+	 * EOF (utwrap()) processing, but the only time this flag
+	 * is looked at is after utwrap() is called, so it's safe
+	 * to go ahead and always set it.
+	 */
+	(yy_did_buffer_switch_on_eof) = 1;
+}
+
+/* %if-c-only */
+static void ut_load_buffer_state  (void)
+/* %endif */
+/* %if-c++-only */
+/* %endif */
+{
+    	(yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars;
+	(yytext_ptr) = (yy_c_buf_p) = YY_CURRENT_BUFFER_LVALUE->yy_buf_pos;
+	utin = YY_CURRENT_BUFFER_LVALUE->yy_input_file;
+	(yy_hold_char) = *(yy_c_buf_p);
+}
+
+/** Allocate and initialize an input buffer state.
+ * @param file A readable stream.
+ * @param size The character buffer size in bytes. When in doubt, use @c YY_BUF_SIZE.
+ * 
+ * @return the allocated buffer state.
+ */
+/* %if-c-only */
+    YY_BUFFER_STATE ut_create_buffer  (FILE * file, int  size )
+/* %endif */
+/* %if-c++-only */
+/* %endif */
+{
+	YY_BUFFER_STATE b;
+    
+	b = (YY_BUFFER_STATE) utalloc(sizeof( struct yy_buffer_state )  );
+	if ( ! b )
+		YY_FATAL_ERROR( "out of dynamic memory in ut_create_buffer()" );
+
+	b->yy_buf_size = size;
+
+	/* yy_ch_buf has to be 2 characters longer than the size given because
+	 * we need to put in 2 end-of-buffer characters.
+	 */
+	b->yy_ch_buf = (char *) utalloc(b->yy_buf_size + 2  );
+	if ( ! b->yy_ch_buf )
+		YY_FATAL_ERROR( "out of dynamic memory in ut_create_buffer()" );
+
+	b->yy_is_our_buffer = 1;
+
+	ut_init_buffer(b,file );
+
+	return b;
+}
+
+/** Destroy the buffer.
+ * @param b a buffer created with ut_create_buffer()
+ * 
+ */
+/* %if-c-only */
+    void ut_delete_buffer (YY_BUFFER_STATE  b )
+/* %endif */
+/* %if-c++-only */
+/* %endif */
+{
+    
+	if ( ! b )
+		return;
+
+	if ( b == YY_CURRENT_BUFFER ) /* Not sure if we should pop here. */
+		YY_CURRENT_BUFFER_LVALUE = (YY_BUFFER_STATE) 0;
+
+	if ( b->yy_is_our_buffer )
+		utfree((void *) b->yy_ch_buf  );
+
+	utfree((void *) b  );
+}
+
+/* Initializes or reinitializes a buffer.
+ * This function is sometimes called more than once on the same buffer,
+ * such as during a utrestart() or at EOF.
+ */
+/* %if-c-only */
+    static void ut_init_buffer  (YY_BUFFER_STATE  b, FILE * file )
+/* %endif */
+/* %if-c++-only */
+/* %endif */
+
+{
+	int oerrno = errno;
+    
+	ut_flush_buffer(b );
+
+	b->yy_input_file = file;
+	b->yy_fill_buffer = 1;
+
+    /* If b is the current buffer, then ut_init_buffer was _probably_
+     * called from utrestart() or through yy_get_next_buffer.
+     * In that case, we don't want to reset the lineno or column.
+     */
+    if (b != YY_CURRENT_BUFFER){
+        b->yy_bs_lineno = 1;
+        b->yy_bs_column = 0;
+    }
+
+/* %if-c-only */
+
+        b->yy_is_interactive = file ? (isatty( fileno(file) ) > 0) : 0;
+    
+/* %endif */
+/* %if-c++-only */
+/* %endif */
+	errno = oerrno;
+}
+
+/** Discard all buffered characters. On the next scan, YY_INPUT will be called.
+ * @param b the buffer state to be flushed, usually @c YY_CURRENT_BUFFER.
+ * 
+ */
+/* %if-c-only */
+    void ut_flush_buffer (YY_BUFFER_STATE  b )
+/* %endif */
+/* %if-c++-only */
+/* %endif */
+{
+    	if ( ! b )
+		return;
+
+	b->yy_n_chars = 0;
+
+	/* We always need two end-of-buffer characters.  The first causes
+	 * a transition to the end-of-buffer state.  The second causes
+	 * a jam in that state.
+	 */
+	b->yy_ch_buf[0] = YY_END_OF_BUFFER_CHAR;
+	b->yy_ch_buf[1] = YY_END_OF_BUFFER_CHAR;
+
+	b->yy_buf_pos = &b->yy_ch_buf[0];
+
+	b->yy_at_bol = 1;
+	b->yy_buffer_status = YY_BUFFER_NEW;
+
+	if ( b == YY_CURRENT_BUFFER )
+		ut_load_buffer_state( );
+}
+
+/* %if-c-or-c++ */
+/** Pushes the new state onto the stack. The new state becomes
+ *  the current state. This function will allocate the stack
+ *  if necessary.
+ *  @param new_buffer The new state.
+ *  
+ */
+/* %if-c-only */
+void utpush_buffer_state (YY_BUFFER_STATE new_buffer )
+/* %endif */
+/* %if-c++-only */
+/* %endif */
+{
+    	if (new_buffer == NULL)
+		return;
+
+	utensure_buffer_stack();
+
+	/* This block is copied from ut_switch_to_buffer. */
+	if ( YY_CURRENT_BUFFER )
+		{
+		/* Flush out information for old buffer. */
+		*(yy_c_buf_p) = (yy_hold_char);
+		YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p);
+		YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
+		}
+
+	/* Only push if top exists. Otherwise, replace top. */
+	if (YY_CURRENT_BUFFER)
+		(yy_buffer_stack_top)++;
+	YY_CURRENT_BUFFER_LVALUE = new_buffer;
+
+	/* copied from ut_switch_to_buffer. */
+	ut_load_buffer_state( );
+	(yy_did_buffer_switch_on_eof) = 1;
+}
+/* %endif */
+
+/* %if-c-or-c++ */
+/** Removes and deletes the top of the stack, if present.
+ *  The next element becomes the new top.
+ *  
+ */
+/* %if-c-only */
+void utpop_buffer_state (void)
+/* %endif */
+/* %if-c++-only */
+/* %endif */
+{
+    	if (!YY_CURRENT_BUFFER)
+		return;
+
+	ut_delete_buffer(YY_CURRENT_BUFFER );
+	YY_CURRENT_BUFFER_LVALUE = NULL;
+	if ((yy_buffer_stack_top) > 0)
+		--(yy_buffer_stack_top);
+
+	if (YY_CURRENT_BUFFER) {
+		ut_load_buffer_state( );
+		(yy_did_buffer_switch_on_eof) = 1;
+	}
+}
+/* %endif */
+
+/* %if-c-or-c++ */
+/* Allocates the stack if it does not exist.
+ *  Guarantees space for at least one push.
+ */
+/* %if-c-only */
+static void utensure_buffer_stack (void)
+/* %endif */
+/* %if-c++-only */
+/* %endif */
+{
+	yy_size_t num_to_alloc;
+    
+	if (!(yy_buffer_stack)) {
+
+		/* First allocation is just for 2 elements, since we don't know if this
+		 * scanner will even need a stack. We use 2 instead of 1 to avoid an
+		 * immediate realloc on the next call.
+         */
+		num_to_alloc = 1;
+		(yy_buffer_stack) = (struct yy_buffer_state**)utalloc
+								(num_to_alloc * sizeof(struct yy_buffer_state*)
+								);
+		if ( ! (yy_buffer_stack) )
+			YY_FATAL_ERROR( "out of dynamic memory in utensure_buffer_stack()" );
+								  
+		memset((yy_buffer_stack), 0, num_to_alloc * sizeof(struct yy_buffer_state*));
+				
+		(yy_buffer_stack_max) = num_to_alloc;
+		(yy_buffer_stack_top) = 0;
+		return;
+	}
+
+	if ((yy_buffer_stack_top) >= ((yy_buffer_stack_max)) - 1){
+
+		/* Increase the buffer to prepare for a possible push. */
+		int grow_size = 8 /* arbitrary grow size */;
+
+		num_to_alloc = (yy_buffer_stack_max) + grow_size;
+		(yy_buffer_stack) = (struct yy_buffer_state**)utrealloc
+								((yy_buffer_stack),
+								num_to_alloc * sizeof(struct yy_buffer_state*)
+								);
+		if ( ! (yy_buffer_stack) )
+			YY_FATAL_ERROR( "out of dynamic memory in utensure_buffer_stack()" );
+
+		/* zero only the new slots.*/
+		memset((yy_buffer_stack) + (yy_buffer_stack_max), 0, grow_size * sizeof(struct yy_buffer_state*));
+		(yy_buffer_stack_max) = num_to_alloc;
+	}
+}
+/* %endif */
+
+/* %if-c-only */
+/** Setup the input buffer state to scan directly from a user-specified character buffer.
+ * @param base the character buffer
+ * @param size the size in bytes of the character buffer
+ * 
+ * @return the newly allocated buffer state object. 
+ */
+YY_BUFFER_STATE ut_scan_buffer  (char * base, yy_size_t  size )
+{
+	YY_BUFFER_STATE b;
+    
+	if ( size < 2 ||
+	     base[size-2] != YY_END_OF_BUFFER_CHAR ||
+	     base[size-1] != YY_END_OF_BUFFER_CHAR )
+		/* They forgot to leave room for the EOB's. */
+		return 0;
+
+	b = (YY_BUFFER_STATE) utalloc(sizeof( struct yy_buffer_state )  );
+	if ( ! b )
+		YY_FATAL_ERROR( "out of dynamic memory in ut_scan_buffer()" );
+
+	b->yy_buf_size = size - 2;	/* "- 2" to take care of EOB's */
+	b->yy_buf_pos = b->yy_ch_buf = base;
+	b->yy_is_our_buffer = 0;
+	b->yy_input_file = 0;
+	b->yy_n_chars = b->yy_buf_size;
+	b->yy_is_interactive = 0;
+	b->yy_at_bol = 1;
+	b->yy_fill_buffer = 0;
+	b->yy_buffer_status = YY_BUFFER_NEW;
+
+	ut_switch_to_buffer(b  );
+
+	return b;
+}
+/* %endif */
+
+/* %if-c-only */
+/** Setup the input buffer state to scan a string. The next call to utlex() will
+ * scan from a @e copy of @a str.
+ * @param yystr a NUL-terminated string to scan
+ * 
+ * @return the newly allocated buffer state object.
+ * @note If you want to scan bytes that may contain NUL values, then use
+ *       ut_scan_bytes() instead.
+ */
+YY_BUFFER_STATE ut_scan_string (yyconst char * yystr )
+{
+    
+	return ut_scan_bytes(yystr,strlen(yystr) );
+}
+/* %endif */
+
+/* %if-c-only */
+/** Setup the input buffer state to scan the given bytes. The next call to utlex() will
+ * scan from a @e copy of @a bytes.
+ * @param yybytes the byte buffer to scan
+ * @param _yybytes_len the number of bytes in the buffer pointed to by @a bytes.
+ * 
+ * @return the newly allocated buffer state object.
+ */
+YY_BUFFER_STATE ut_scan_bytes  (yyconst char * yybytes, yy_size_t  _yybytes_len )
+{
+	YY_BUFFER_STATE b;
+	char *buf;
+	yy_size_t n;
+	yy_size_t i;
+    
+	/* Get memory for full buffer, including space for trailing EOB's. */
+	n = _yybytes_len + 2;
+	buf = (char *) utalloc(n  );
+	if ( ! buf )
+		YY_FATAL_ERROR( "out of dynamic memory in ut_scan_bytes()" );
+
+	for ( i = 0; i < _yybytes_len; ++i )
+		buf[i] = yybytes[i];
+
+	buf[_yybytes_len] = buf[_yybytes_len+1] = YY_END_OF_BUFFER_CHAR;
+
+	b = ut_scan_buffer(buf,n );
+	if ( ! b )
+		YY_FATAL_ERROR( "bad buffer in ut_scan_bytes()" );
+
+	/* It's okay to grow etc. this buffer, and we should throw it
+	 * away when we're done.
+	 */
+	b->yy_is_our_buffer = 1;
+
+	return b;
+}
+/* %endif */
+
+#ifndef YY_EXIT_FAILURE
+#define YY_EXIT_FAILURE 2
+#endif
+
+/* %if-c-only */
+static void yy_fatal_error (yyconst char* msg )
+{
+    	(void) fprintf( stderr, "%s\n", msg );
+	exit( YY_EXIT_FAILURE );
+}
+/* %endif */
+/* %if-c++-only */
+/* %endif */
+
+/* Redefine yyless() so it works in section 3 code. */
+
+#undef yyless
+#define yyless(n) \
+	do \
+		{ \
+		/* Undo effects of setting up uttext. */ \
+        int yyless_macro_arg = (n); \
+        YY_LESS_LINENO(yyless_macro_arg);\
+		uttext[utleng] = (yy_hold_char); \
+		(yy_c_buf_p) = uttext + yyless_macro_arg; \
+		(yy_hold_char) = *(yy_c_buf_p); \
+		*(yy_c_buf_p) = '\0'; \
+		utleng = yyless_macro_arg; \
+		} \
+	while ( 0 )
+
+/* Accessor  methods (get/set functions) to struct members. */
+
+/* %if-c-only */
+/* %if-reentrant */
+/* %endif */
+
+/** Get the current line number.
+ * 
+ */
+int utget_lineno  (void)
+{
+        
+    return utlineno;
+}
+
+/** Get the input stream.
+ * 
+ */
+FILE *utget_in  (void)
+{
+        return utin;
+}
+
+/** Get the output stream.
+ * 
+ */
+FILE *utget_out  (void)
+{
+        return utout;
+}
+
+/** Get the length of the current token.
+ * 
+ */
+yy_size_t utget_leng  (void)
+{
+        return utleng;
+}
+
+/** Get the current token.
+ * 
+ */
+
+char *utget_text  (void)
+{
+        return uttext;
+}
+
+/* %if-reentrant */
+/* %endif */
+
+/** Set the current line number.
+ * @param line_number
+ * 
+ */
+void utset_lineno (int  line_number )
+{
+    
+    utlineno = line_number;
+}
+
+/** Set the input stream. This does not discard the current
+ * input buffer.
+ * @param in_str A readable stream.
+ * 
+ * @see ut_switch_to_buffer
+ */
+void utset_in (FILE *  in_str )
+{
+        utin = in_str ;
+}
+
+void utset_out (FILE *  out_str )
+{
+        utout = out_str ;
+}
+
+int utget_debug  (void)
+{
+        return ut_flex_debug;
+}
+
+void utset_debug (int  bdebug )
+{
+        ut_flex_debug = bdebug ;
+}
+
+/* %endif */
+
+/* %if-reentrant */
+/* %if-bison-bridge */
+/* %endif */
+/* %endif if-c-only */
+
+/* %if-c-only */
+static int yy_init_globals (void)
+{
+        /* Initialization is the same as for the non-reentrant scanner.
+     * This function is called from utlex_destroy(), so don't allocate here.
+     */
+
+    (yy_buffer_stack) = 0;
+    (yy_buffer_stack_top) = 0;
+    (yy_buffer_stack_max) = 0;
+    (yy_c_buf_p) = (char *) 0;
+    (yy_init) = 0;
+    (yy_start) = 0;
+
+/* Defined in main.c */
+#ifdef YY_STDINIT
+    utin = stdin;
+    utout = stdout;
+#else
+    utin = (FILE *) 0;
+    utout = (FILE *) 0;
+#endif
+
+    /* For future reference: Set errno on error, since we are called by
+     * utlex_init()
+     */
+    return 0;
+}
+/* %endif */
+
+/* %if-c-only SNIP! this currently causes conflicts with the c++ scanner */
+/* utlex_destroy is for both reentrant and non-reentrant scanners. */
+int utlex_destroy  (void)
+{
+    
+    /* Pop the buffer stack, destroying each element. */
+	while(YY_CURRENT_BUFFER){
+		ut_delete_buffer(YY_CURRENT_BUFFER  );
+		YY_CURRENT_BUFFER_LVALUE = NULL;
+		utpop_buffer_state();
+	}
+
+	/* Destroy the stack itself. */
+	utfree((yy_buffer_stack) );
+	(yy_buffer_stack) = NULL;
+
+    /* Reset the globals. This is important in a non-reentrant scanner so the next time
+     * utlex() is called, initialization will occur. */
+    yy_init_globals( );
+
+/* %if-reentrant */
+/* %endif */
+    return 0;
+}
+/* %endif */
+
+/*
+ * Internal utility routines.
+ */
+
+#ifndef yytext_ptr
+static void yy_flex_strncpy (char* s1, yyconst char * s2, int n )
+{
+	register int i;
+	for ( i = 0; i < n; ++i )
+		s1[i] = s2[i];
+}
+#endif
+
+#ifdef YY_NEED_STRLEN
+static int yy_flex_strlen (yyconst char * s )
+{
+	register int n;
+	for ( n = 0; s[n]; ++n )
+		;
+
+	return n;
+}
+#endif
+
+void *utalloc (yy_size_t  size )
+{
+	return (void *) malloc( size );
+}
+
+void *utrealloc  (void * ptr, yy_size_t  size )
+{
+	/* The cast to (char *) in the following accommodates both
+	 * implementations that use char* generic pointers, and those
+	 * that use void* generic pointers.  It works with the latter
+	 * because both ANSI C and C++ allow castless assignment from
+	 * any pointer type to void*, and deal with argument conversions
+	 * as though doing an assignment.
+	 */
+	return (void *) realloc( (char *) ptr, size );
+}
+
+void utfree (void * ptr )
+{
+	free( (char *) ptr );	/* see utrealloc() for (char *) cast */
+}
+
+/* %if-tables-serialization definitions */
+/* %define-yytables   The name for this specific scanner's tables. */
+#define YYTABLES_NAME "yytables"
+/* %endif */
+
+/* %ok-for-header */
+
+#line 342 "scanner.l"
+
+
+
diff --git a/lib/scanner.l b/lib/scanner.l
new file mode 100644
index 0000000..6801ef2
--- /dev/null
+++ b/lib/scanner.l
@@ -0,0 +1,342 @@
+/*
+ * Copyright 2014 University Corporation for Atmospheric Research
+ *
+ * This file is part of the UDUNITS-2 package.  See the file COPYRIGHT
+ * in the top-level source-directory of the package for copying and
+ * redistribution conditions.
+ */
+/*
+ * lex(1) specification for tokens for the Unidata units package, UDUNITS2.
+ */
+
+%option noyywrap
+
+%{
+
+#include <ctype.h>
+#include <errno.h>
+#include <math.h>
+#include <stddef.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <time.h>
+
+/**
+ * Decodes a date.
+ *
+ * @param[in]  text     The text specifying the date to be decoded.
+ * @param[in]  format   The format to use for decoding. The order is year (int),
+ *                      month (int), and day (int).
+ * @param[out] date     The date corresponding to the input.
+ * @retval     DATE     Success
+ * @retval     ERR      Error
+ */
+static double decodeDate(
+    const char* const   text,
+    const char* const   format,
+    double* const       date)
+{
+    int		year;
+    int		month = 1;
+    int		day = 1;
+
+    (void)sscanf(text, format, &year, &month, &day);
+    *date = ut_encode_date(year, month, day);
+    return DATE;
+}
+
+/**
+ * Decodes a clock-time.
+ *
+ * @param[in] text      The text specifying the clock-time to be decoded.
+ * @param[in] format    The format to use for decoding. The order is hour (int),
+ *                      minute (int), and second (double).
+ * @return              The clock-time corresponding to the input.
+ */
+static double decodeClock(
+    const char* const   text,
+    const char* const   format)
+{
+    int         hour = 0;
+    int         minute = 0;
+    double      second = 0;
+
+    (void)sscanf(text, format, &hour, &minute, &second);
+    if (hour < 0) {
+        minute = -minute;
+        second = -second;
+    }
+    return ut_encode_clock(hour, minute, second);
+}
+
+/**
+ * Decodes a real value.
+ *
+ * @param[in]  text     Text to be decoded.
+ * @param[out] value    Decoded value.
+ * @retval     REAL     Success.
+ * @retval     ERR      Failure.
+ */
+static int decodeReal(
+    const char* const text,
+    double* const     value)
+{
+    errno = 0;
+    *value = atof(text);
+
+    if (errno == 0)
+        return REAL;
+
+    ut_handle_error_message("Invalid real: \"%s\"", text);
+    return ERR;
+}
+
+%}
+
+space			[ \t\r\f\v]
+sign                    [+-]
+int			[0-9]+
+int_period		{int}\.
+period_int		\.{int}
+int_period_int		{int}\.{int}
+mantissa		{int_period}|{period_int}|{int_period_int}
+real_exp		[eE][+-]?[0-9]+
+real			[+-]?({int}{real_exp}|{mantissa}{real_exp}?)
+year			[+-]?[0-9]{1,4}
+month			0?[1-9]|1[0-2]
+day			0?[1-9]|[1-2][0-9]|30|31
+hour			[+-]?[0-1]?[0-9]|2[0-3]
+minute			[0-5]?[0-9]
+second			({minute}|60)(\.[0-9]*)?
+middot                  \xc2\xb7
+utf8_exp_digit	        \xc2(\xb9|\xb2|\xb3)|\xe2\x81(\xb0|[\xb4-\xb9])
+utf8_exp_sign		\xe2\x81\xba|\xe2\x81\xbb
+utf8_exponent		{utf8_exp_sign}?{utf8_exp_digit}+
+nbsp                    \xc2\xa0
+shy                     \xc2\xad
+degree                  \xc2\xb0
+mu                      \xc2\xb5
+blk1                    \xc3([\x80-\x96])
+blk2                    \xc3([\x98-\xB6])
+blk3                    \xc3([\xB8-\xBF])
+latin1		        {nbsp}|{shy}|{degree}|{mu}|{blk1}|{blk2}|{blk3}
+utf8_cont               [\x80-\xbf]
+utf8_2bytes             [\xc8-\xdf]{utf8_cont}
+utf8_3bytes             [\xe0-\xef]{utf8_cont}{utf8_cont}
+letter  		[_a-zA-Z]|{latin1}|{utf8_2bytes}|{utf8_3bytes}
+alphanum		{letter}|[0-9]
+id			%|'|\"|{letter}({alphanum}*{letter})?
+broken_date		{year}-{month}(-{day})?
+packed_date		{year}({month}{day}?)?
+broken_clock		{hour}:{minute}(:{second})?
+packed_clock		{hour}({minute}{second}?)?
+broken_timestamp	{broken_date}({space}+{broken_clock})?
+packed_timestamp	{packed_date}T{packed_clock}?
+logref			\({space}*[Rr][Ee](:{space})?{space}*
+after                   [Aa][Ff][Tt][Ee][Rr]
+from                    [Ff][Rr][Oo][Mm]
+since                   [Ss][Ii][Nn][Cc][Ee]
+ref                     [Rr][Ee][Ff]
+per                     [Pp][Ee][Rr]
+
+%Start		ID_SEEN SHIFT_SEEN DATE_SEEN CLOCK_SEEN
+
+%%
+    if (_restartScanner) {
+	BEGIN INITIAL;
+	_restartScanner = 0;
+    }
+
+<INITIAL,ID_SEEN>{space}*(@|{after}|{from}|{ref}|{since}){space}* {
+    BEGIN SHIFT_SEEN;
+    return SHIFT;
+}
+
+<INITIAL,ID_SEEN>{space}*({per}|"/"){space}* {
+    BEGIN INITIAL;
+    return DIVIDE;
+}
+
+<INITIAL,ID_SEEN>"-"|"."|"*"|{middot}|{space}+ {
+    BEGIN INITIAL;
+    return MULTIPLY;
+}
+
+<INITIAL,ID_SEEN>("^"|"**")[+-]?{int} {
+    int		status;
+
+    if (sscanf(yytext, "%*[*^]%ld", &yylval.ival) != 1) {
+        ut_handle_error_message("Invalid integer\n", stderr);
+
+	status	= ERR;
+    }
+    else {
+	status	= EXPONENT;
+    }
+
+    return status;
+}
+
+<INITIAL,ID_SEEN>{utf8_exponent} {
+    int		status = EXPONENT;
+    int		exponent = 0;
+    int		sign = 1;
+    char*	cp = yytext;
+
+    if (strncmp(cp, "\xe2\x81\xba", 3) == 0) {
+	cp += 3;
+    }
+    else if (strncmp(cp, "\xe2\x81\xbb", 3) == 0) {
+	sign = -1;
+	cp += 3;
+    }
+
+    while (cp < yytext + yyleng) {
+	int	j;
+	static struct {
+	    const char*	string;
+	    const int	len;
+	} utf8_exponents[] = {
+	    {"\xe2\x81\xb0", 3},        /* 0 */
+	    {"\xc2\xb9",     2},        /* 1 */
+	    {"\xc2\xb2",     2},        /* 2 */
+	    {"\xc2\xb3",     2},        /* 3 */
+	    {"\xe2\x81\xb4", 3},        /* 4 */
+	    {"\xe2\x81\xb5", 3},        /* 5 */
+	    {"\xe2\x81\xb6", 3},        /* 6 */
+	    {"\xe2\x81\xb7", 3},        /* 7 */
+	    {"\xe2\x81\xb8", 3},        /* 8 */
+	    {"\xe2\x81\xb9", 3},        /* 9 */
+	};
+
+	exponent *= 10;
+
+	for (j = 0; j < 10; j++) {
+	    int	len = utf8_exponents[j].len;
+
+	    if (strncmp(cp, utf8_exponents[j].string, len) == 0) {
+		exponent += j;
+		cp += len;
+		break;
+	    }
+	}
+
+	if (j >= 10) {
+	    status = ERR;
+	    break;
+	}
+    }
+
+    if (status == EXPONENT)
+	yylval.ival = sign * exponent;
+
+    BEGIN INITIAL;
+    return status;
+}
+
+<SHIFT_SEEN>{broken_date}(T|{space}*) {
+    BEGIN DATE_SEEN;
+    return decodeDate((char*)yytext, "%d-%d-%d", &yylval.rval);
+}
+
+<SHIFT_SEEN>{packed_date}(T|{space}*) {
+    if (_isTime) {
+        BEGIN DATE_SEEN;
+        return decodeDate((char*)yytext, "%4d%2d%2d", &yylval.rval);
+    }
+    else {
+        BEGIN INITIAL;
+        return decodeReal((char*)yytext, &yylval.rval);
+    }
+}
+
+<DATE_SEEN>{broken_clock}{space}* {
+    yylval.rval = decodeClock((char*)yytext, "%d:%d:%lf");
+    BEGIN CLOCK_SEEN;
+    return CLOCK;
+}
+
+<DATE_SEEN>{packed_clock}{space}* {
+    yylval.rval = decodeClock((char*)yytext, "%2d%2d%lf");
+    BEGIN CLOCK_SEEN;
+    return CLOCK;
+}
+
+<CLOCK_SEEN>{sign}?{int}:{int} {
+    yylval.rval	= decodeClock((char*)yytext, "%d:%d");
+    BEGIN INITIAL;
+    return CLOCK;
+}
+
+<CLOCK_SEEN>{sign}{int} {
+    yylval.rval	= (yyleng <= 3)
+                        ? decodeClock((char*)yytext, "%d")
+                        : (yyleng == 4)
+                            ? decodeClock((char*)yytext, "%2d%d")
+                            : decodeClock((char*)yytext, "%3d%d");
+    BEGIN INITIAL;
+    return CLOCK;
+}
+
+<CLOCK_SEEN>{int} {
+    yylval.rval	= (yyleng <= 2)
+                        ? decodeClock((char*)yytext, "%d")
+                        : (yyleng == 3)
+                            ? decodeClock((char*)yytext, "%1d%d")
+                            : decodeClock((char*)yytext, "%2d%d");
+    BEGIN INITIAL;
+    return CLOCK;
+}
+
+<INITIAL,SHIFT_SEEN>{real} {
+    BEGIN INITIAL;
+    return decodeReal((char*)yytext, &yylval.rval);
+}
+
+<INITIAL,ID_SEEN,SHIFT_SEEN>[+-]?{int} {
+    int		status;
+
+    errno	= 0;
+    yylval.ival = atol((char*)yytext);
+
+    if (errno == 0) {
+	status	= INT;
+    } else {
+        ut_handle_error_message("Invalid integer\n", stderr);
+
+	status	= ERR;
+    }
+
+    BEGIN INITIAL;
+    return status;
+}
+
+(log|lg){space}*{logref} {
+    yylval.rval = 10;
+    return LOGREF;
+}
+
+ln{space}*{logref} {
+    yylval.rval = M_E;
+    return LOGREF;
+}
+
+lb{space}*{logref} {
+    yylval.rval = 2;
+    return LOGREF;
+}
+
+<INITIAL,CLOCK_SEEN>{id} {
+    yylval.id = strdup((char*)yytext);
+
+    BEGIN ID_SEEN;
+    return ID;
+}
+
+. {
+    BEGIN INITIAL;
+    return yytext[0];
+}
+
+%%
diff --git a/lib/status.c b/lib/status.c
new file mode 100644
index 0000000..da0bb61
--- /dev/null
+++ b/lib/status.c
@@ -0,0 +1,46 @@
+/*
+ * Copyright 2013 University Corporation for Atmospheric Research
+ *
+ * This file is part of the UDUNITS-2 package.  See the file COPYRIGHT
+ * in the top-level source-directory of the package for copying and
+ * redistribution conditions.
+ */
+/*
+ * Status of the last operation by the UDUNITS2(3) library.
+ */
+
+/*LINTLIBRARY*/
+
+#ifndef	_XOPEN_SOURCE
+#   define _XOPEN_SOURCE 500
+#endif
+
+#include "udunits2.h"
+
+static ut_status		_status = UT_SUCCESS;
+
+
+/*
+ * Returns the status of the last operation by the units module.  This function
+ * will not change the status.
+ */
+ut_status
+ut_get_status()
+{
+    return _status;
+}
+
+
+/*
+ * Sets the status of the units module.  This function would not normally be
+ * called by the user unless they were doing their own parsing or formatting.
+ *
+ * Arguments:
+ *	status	The status of the units module.
+ */
+void
+ut_set_status(
+    const ut_status	status)
+{
+    _status = status;
+}
diff --git a/lib/systemMap.c b/lib/systemMap.c
new file mode 100644
index 0000000..1f2dcc3
--- /dev/null
+++ b/lib/systemMap.c
@@ -0,0 +1,203 @@
+/*
+ * Copyright 2013 University Corporation for Atmospheric Research
+ *
+ * This file is part of the UDUNITS-2 package.  See the file COPYRIGHT
+ * in the top-level source-directory of the package for copying and
+ * redistribution conditions.
+ */
+/*
+ * Module for system-to-pointer maps.
+ *
+ * This module is thread-compatible but not thread-safe.
+ */
+
+/*LINTLIBRARY*/
+
+#ifndef	_XOPEN_SOURCE
+#   define _XOPEN_SOURCE 500
+#endif
+
+#ifdef _MSC_VER
+#include "tsearch.h"
+#else
+#include <search.h>
+#endif
+#include <stdlib.h>
+
+#include "systemMap.h"
+#include "udunits2.h"
+
+struct SystemMap {
+    void*	tree;
+};
+
+typedef struct {
+    const ut_system*	system;
+    void*		ptr;
+} Entry;
+
+
+/*
+ * Compares two entries according to their unit-system pointers.
+ *
+ * Arguments:
+ *	entry1	Pointer to the first entry.
+ *	entry2	Pointer to the second entry.
+ * Returns:
+ *	-1	The first entry's key is less than the second's.
+ *	 0	The first entry's key is equal to the second's.
+ *	 1	The first entry's key is greater than the second's.
+ */
+static int
+compareEntries(
+    const void*	entry1,
+    const void*	entry2)
+{
+    const ut_system* const	system1 = ((Entry*)entry1)->system;
+    const ut_system* const	system2 = ((Entry*)entry2)->system;
+
+    return system1 < system2 ? -1 : system1 == system2 ? 0 : 1;
+}
+
+
+/*
+ * Returns a new instance of a system-map.
+ *
+ * Arguments:
+ *	compare	Function for comparing keys.
+ * Returns:
+ *	NULL	Operating-system failure.  See "errno".
+ *	else	Pointer to the new map.
+ */
+SystemMap*
+smNew()
+{
+    SystemMap*	map = (SystemMap*)malloc(sizeof(SystemMap));
+
+    if (map != NULL)
+	map->tree = NULL;
+
+    return map;
+}
+
+
+/*
+ * Returns the address of the pointer to which a unit-system maps.
+ *
+ * Arguments:
+ *	map	Pointer to the system-map.
+ *	system	Pointer to the unit-system.
+ * Returns:
+ *	NULL	There is no pointer associated with "system".
+ *	else	Address of the pointer to which "system" maps.
+ */
+void**
+smFind(
+    const SystemMap* const	map,
+    const void* const		system)
+{
+    Entry	targetEntry;
+    Entry**	treeEntry;
+
+    targetEntry.system = system;
+    treeEntry = tfind(&targetEntry, &map->tree, compareEntries);
+
+    return
+	treeEntry == NULL
+	    ? NULL
+	    : &(*treeEntry)->ptr;
+}
+
+
+/*
+ * Returns the address of the pointer to which a unit-system maps -- creating a
+ * new entry if necessary.  If a new entry is created, then the pointer whose
+ * address is returned will be NULL.
+ *
+ * Arguments:
+ *	map	Pointer to the system-map.
+ *	system	Pointer to the unit-system.
+ * Returns:
+ *	NULL	Operating system failure.  See "errno".
+ *	else	Address of the pointer to which "system" maps.
+ */
+void**
+smSearch(
+    SystemMap* const	map,
+    const void*		system)
+{
+    void**	addr = NULL;		/* failure */
+    Entry*	targetEntry = (Entry*)malloc(sizeof(Entry));
+
+    if (targetEntry != NULL) {
+	Entry**	treeEntry;
+
+	targetEntry->system = system;
+	targetEntry->ptr = NULL;
+	treeEntry = tsearch(targetEntry, &map->tree, compareEntries);
+
+	if (treeEntry == NULL) {
+	    free(targetEntry);
+	}
+	else {
+	    addr = &(*treeEntry)->ptr;
+
+	    if (targetEntry != *treeEntry)
+		free(targetEntry);
+	}
+    }
+
+    return addr;
+}
+
+
+/*
+ * Removes the system-map entry that corresponds to a unit-system.
+ *
+ * Arguments:
+ *	map	Pointer to the map.
+ *	system	Pointer to the unit-system.
+ */
+void
+smRemove(
+    SystemMap* const	map,
+    const void* const	system)
+{
+    Entry	targetEntry;
+    Entry**	treeEntry;
+
+    targetEntry.system = system;
+    treeEntry = tfind(&targetEntry, &map->tree, compareEntries);
+
+    if (treeEntry != NULL) {
+	Entry*	entry = *treeEntry;
+
+	(void)tdelete(entry, &map->tree, compareEntries);
+	free(entry);
+    }
+}
+
+
+/*
+ * Frees a system-map.  This function should be called when a system-map is no
+ * longer needed.
+ *
+ * Arguments:
+ *	map	Pointer to the system-map to be freed or NULL.  Use of "map"
+ *		upon return results in undefined behavior.
+ */
+void
+smFree(
+    SystemMap* const	map)
+{
+    if (map != NULL) {
+	while (map->tree != NULL) {
+	    Entry*	entry = *(Entry**)map->tree;
+
+	    tdelete(entry, &map->tree, compareEntries);
+	    free(entry);
+	}
+
+	free(map);
+    }
+}
diff --git a/lib/systemMap.h b/lib/systemMap.h
new file mode 100644
index 0000000..f6852e9
--- /dev/null
+++ b/lib/systemMap.h
@@ -0,0 +1,97 @@
+/*
+ * Copyright 2013 University Corporation for Atmospheric Research
+ *
+ * This file is part of the UDUNITS-2 package.  See the file COPYRIGHT
+ * in the top-level source-directory of the package for copying and
+ * redistribution conditions.
+ */
+#ifndef UT_SYSTEM_MAP_H_INCLUDED
+#define UT_SYSTEM_MAP_H_INCLUDED
+
+#include "udunits2.h"
+
+typedef struct SystemMap	SystemMap;
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
+/*
+ * Returns a new instance of a system-map.
+ *
+ * Arguments:
+ *	compare	Function for comparing keys.
+ * Returns:
+ *	NULL	Operating-system failure.  See "errno".
+ *	else	Pointer to the new map.
+ */
+SystemMap*
+smNew();
+
+
+/*
+ * Returns the address of the pointer to which a unit-system maps.
+ *
+ * Arguments:
+ *	map	Pointer to the system-map.
+ *	system	Pointer to the unit-system.
+ * Returns:
+ *	NULL	There is no pointer associated with "system".
+ *	else	Address of the pointer to which "system" maps.
+ */
+void**
+smFind(
+    const SystemMap* const	map,
+    const void* const		system);
+
+
+/*
+ * Returns the address of the pointer to which a unit-system maps -- creating a
+ * new entry if necessary.  If a new entry is created, then the pointer whose
+ * address is returned will be NULL.
+ *
+ * Arguments:
+ *	map	Pointer to the system-map.
+ *	system	Pointer to the unit-system.
+ * Returns:
+ *	NULL	Operating system failure.  See "errno".
+ *	else	Address of the pointer to which "system" maps.
+ */
+void**
+smSearch(
+    SystemMap* const	map,
+    const void*		system);
+
+
+/*
+ * Removes the system-map entry that corresponds to a unit-system.
+ *
+ * Arguments:
+ *	map	Pointer to the map.
+ *	system	Pointer to the unit-system.
+ */
+void
+smRemove(
+    SystemMap* const	map,
+    const void* const	system);
+
+
+/*
+ * Frees a system-map.  This function should be called when a system-map is no
+ * longer needed.
+ *
+ * Arguments:
+ *	map	Pointer to the system-map to be freed or NULL.  Use of "map"
+ *		upon return results in undefined behavior.
+ */
+void
+smFree(
+    SystemMap* const	map);
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/lib/testUnits-1.c b/lib/testUnits-1.c
new file mode 100644
index 0000000..2ab5e5f
--- /dev/null
+++ b/lib/testUnits-1.c
@@ -0,0 +1,451 @@
+/*
+ * Copyright 2013 University Corporation for Atmospheric Research
+ *
+ * This file is part of the UDUNITS-2 package.  See the file COPYRIGHT
+ * in the top-level source-directory of the package for copying and
+ * redistribution conditions.
+ */
+#ifndef	_XOPEN_SOURCE
+#   define _XOPEN_SOURCE 500
+#endif
+
+
+#include <float.h>
+#include <glob.h>
+#include <math.h>
+#include <stdarg.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <unistd.h>
+#include <CUnit/CUnit.h>
+#include <CUnit/Basic.h>
+
+#include "udunits.h"
+
+
+static utUnit		kilogram;
+static utUnit		watt;
+
+
+static int
+setup(
+    void)
+{
+    return utInit("/foo/bar");
+}
+
+
+static int
+teardown(
+    void)
+{
+    utTerm();
+    return 0;
+}
+
+
+static void
+test_utIsInit(void)
+{
+    CU_ASSERT_TRUE(utIsInit());
+}
+
+
+static void
+test_utScan(void)
+{
+    utUnit	unit;
+
+    utIni(&kilogram);
+    CU_ASSERT_EQUAL(utScan("kg", &kilogram), 0);
+    utIni(&watt);
+    CU_ASSERT_EQUAL(utScan("WATT", &watt), 0);
+    utIni(&unit);
+    CU_ASSERT_EQUAL(utScan("seconds since 1994-12-15 12:30:00 10", &unit), 0);
+    CU_ASSERT_EQUAL(utScan("Celsius @ 100", &unit), 0);
+    CU_ASSERT_EQUAL(utScan("34 quatloos", &unit), UT_EUNKNOWN);
+    CU_ASSERT_EQUAL(utScan("$&/^", &unit), UT_EUNKNOWN);
+    CU_ASSERT_EQUAL(utScan(NULL, &unit), UT_EINVALID);
+    CU_ASSERT_EQUAL(utScan("kg", NULL), UT_EINVALID);
+}
+
+
+static void
+test_utCalendar(void)
+{
+    utUnit	unit;
+    int		year, month, day, hour, minute;
+    float	second;
+
+    utIni(&unit);
+    CU_ASSERT_EQUAL(utScan("seconds since 1994-12-15 2:29:60.0000 UTC", &unit),
+	0);
+    CU_ASSERT_EQUAL(
+	utCalendar(1, &unit, &year, &month, &day, &hour, &minute, &second), 0);
+    CU_ASSERT_EQUAL(year, 1994);
+    CU_ASSERT_EQUAL(month, 12);
+    CU_ASSERT_EQUAL(day, 15);
+    CU_ASSERT_EQUAL(hour, 2);
+    CU_ASSERT_EQUAL(minute, 30);
+    CU_ASSERT_EQUAL(second, 1);
+    CU_ASSERT_EQUAL(utScan("seconds since 1925-01-01 00:00:00", &unit), 0);
+    CU_ASSERT_EQUAL(
+	utCalendar(1, &unit, &year, &month, &day, &hour, &minute, &second), 0);
+    CU_ASSERT_EQUAL(year, 1925);
+    CU_ASSERT_EQUAL(month, 1);
+    CU_ASSERT_EQUAL(day, 1);
+    CU_ASSERT_EQUAL(hour, 0);
+    CU_ASSERT_EQUAL(minute, 0);
+    CU_ASSERT_EQUAL(second, 1);
+}
+
+
+static void
+test_utInvCalendar(void)
+{
+    utUnit	unit;
+    double	value;
+
+    utIni(&unit);
+    CU_ASSERT_EQUAL(utScan("seconds since 1994-12-15 2:29:60.0000 UTC", &unit),
+	0);
+    CU_ASSERT_EQUAL(utInvCalendar(1994, 12, 15, 2, 30, 1.0, &unit, &value), 0);
+    CU_ASSERT_EQUAL(value, 1);
+    CU_ASSERT_EQUAL(utScan("seconds since 1925-01-01 00:00:00", &unit), 0);
+    CU_ASSERT_EQUAL(utInvCalendar(1925, 1, 1, 0, 0, 1.0, &unit, &value), 0);
+    CU_ASSERT_EQUAL(value, 1);
+}
+
+
+static void
+test_utIsTime(void)
+{
+    utUnit	unit;
+
+    utIni(&unit);
+    CU_ASSERT_EQUAL(utScan("seconds", &unit), 0);
+    CU_ASSERT_TRUE(utIsTime(&unit));
+    CU_ASSERT_EQUAL(utScan("seconds since 1925-01-01 00:00:00", &unit), 0);
+    CU_ASSERT_TRUE(utIsTime(&unit));
+    CU_ASSERT_EQUAL(utScan("kg", &unit), 0);
+    CU_ASSERT_FALSE(utIsTime(&unit));
+    CU_ASSERT_EQUAL(utScan("watt", &unit), 0);
+    CU_ASSERT_FALSE(utIsTime(&unit));
+    CU_ASSERT_EQUAL(utScan("celsius", &unit), 0);
+    CU_ASSERT_FALSE(utIsTime(&unit));
+}
+
+
+static void
+test_utHasOrigin(void)
+{
+    utUnit	unit;
+
+    utIni(&unit);
+    CU_ASSERT_EQUAL(utScan("seconds", &unit), 0);
+    CU_ASSERT_FALSE(utHasOrigin(&unit));
+    CU_ASSERT_EQUAL(utScan("seconds since 1925-01-01 00:00:00", &unit), 0);
+    CU_ASSERT_TRUE(utHasOrigin(&unit));
+    CU_ASSERT_EQUAL(utScan("kg", &unit), 0);
+    CU_ASSERT_FALSE(utHasOrigin(&unit));
+    CU_ASSERT_EQUAL(utScan("watt", &unit), 0);
+    CU_ASSERT_FALSE(utHasOrigin(&unit));
+    CU_ASSERT_EQUAL(utScan("celsius", &unit), 0);
+    CU_ASSERT_TRUE(utHasOrigin(&unit));
+}
+
+
+static void
+test_utClear(void)
+{
+    utUnit	one;
+    utUnit	unit;
+    double	slope, intercept;
+
+    utIni(&one);
+    utIni(&unit);
+    CU_ASSERT_EQUAL(utScan("1", &one), 0);
+    CU_ASSERT_EQUAL(utScan("seconds", &unit), 0);
+    CU_ASSERT_EQUAL(utConvert(&one, &unit, &slope, &intercept), UT_ECONVERT);
+    CU_ASSERT_PTR_NOT_NULL(utClear(&unit));
+    CU_ASSERT_EQUAL(utConvert(&one, &unit, &slope, &intercept), 0);
+    CU_ASSERT_EQUAL(slope, 1);
+    CU_ASSERT_EQUAL(intercept, 0);
+    CU_ASSERT_PTR_NULL(utClear(NULL));
+}
+
+
+static void
+test_utCopy(void)
+{
+    utUnit	unit1;
+    utUnit	unit2;
+    double	slope, intercept;
+
+    utIni(&unit1);
+    utIni(&unit2);
+    CU_ASSERT_EQUAL(utScan("seconds", &unit1), 0);
+    CU_ASSERT_PTR_NOT_NULL(utCopy(&unit1, &unit2));
+    CU_ASSERT_EQUAL(utConvert(&unit1, &unit2, &slope, &intercept), 0);
+    CU_ASSERT_EQUAL(slope, 1);
+    CU_ASSERT_EQUAL(intercept, 0);
+    CU_ASSERT_PTR_NULL(utCopy(NULL, &unit2));
+    CU_ASSERT_PTR_NULL(utCopy(&unit1, NULL));
+}
+
+
+static void
+test_utMultiply(void)
+{
+    utUnit	m, s, result, expect;
+    double	slope, intercept;
+
+    utIni(&m);
+    utIni(&s);
+    utIni(&result);
+    utIni(&expect);
+    CU_ASSERT_EQUAL(utScan("m", &m), 0);
+    CU_ASSERT_EQUAL(utScan("s", &s), 0);
+    CU_ASSERT_PTR_NOT_NULL(utMultiply(&m, &s, &result));
+    CU_ASSERT_EQUAL(utScan("m.s", &expect), 0);
+    CU_ASSERT_EQUAL(utConvert(&result, &expect, &slope, &intercept), 0);
+    CU_ASSERT_EQUAL(slope, 1);
+    CU_ASSERT_EQUAL(intercept, 0);
+    CU_ASSERT_PTR_NULL(utMultiply(NULL, &s, &result));
+    CU_ASSERT_PTR_NULL(utMultiply(&m, NULL, &result));
+}
+
+
+static void
+test_utDivide(void)
+{
+    utUnit	m, s, result, expect;
+    double	slope, intercept;
+
+    utIni(&m);
+    utIni(&s);
+    utIni(&result);
+    utIni(&expect);
+    CU_ASSERT_EQUAL(utScan("m", &m), 0);
+    CU_ASSERT_EQUAL(utScan("s", &s), 0);
+    CU_ASSERT_PTR_NOT_NULL(utDivide(&m, &s, &result));
+    CU_ASSERT_EQUAL(utScan("m/s", &expect), 0);
+    CU_ASSERT_EQUAL(utConvert(&result, &expect, &slope, &intercept), 0);
+    CU_ASSERT_EQUAL(slope, 1);
+    CU_ASSERT_EQUAL(intercept, 0);
+    CU_ASSERT_PTR_NULL(utDivide(NULL, &s, &result));
+    CU_ASSERT_PTR_NULL(utDivide(&m, NULL, &result));
+}
+
+
+static void
+test_utInvert(void)
+{
+    utUnit	unit, result, expect;
+    double	slope, intercept;
+
+    utIni(&unit);
+    utIni(&result);
+    utIni(&expect);
+    CU_ASSERT_EQUAL(utScan("m", &unit), 0);
+    CU_ASSERT_PTR_NOT_NULL(utInvert(&unit, &result));
+    CU_ASSERT_EQUAL(utScan("1/m", &expect), 0);
+    CU_ASSERT_EQUAL(utConvert(&result, &expect, &slope, &intercept), 0);
+    CU_ASSERT_EQUAL(slope, 1);
+    CU_ASSERT_EQUAL(intercept, 0);
+    CU_ASSERT_PTR_NULL(utInvert(NULL, &result));
+}
+
+
+static void
+test_utRaise(void)
+{
+    utUnit	unit, result, expect;
+    double	slope, intercept;
+
+    utIni(&unit);
+    utIni(&result);
+    utIni(&expect);
+    CU_ASSERT_EQUAL(utScan("watt", &unit), 0);
+    CU_ASSERT_PTR_NOT_NULL(utRaise(&unit, 2, &result));
+    CU_ASSERT_EQUAL(utScan("watt^2", &expect), 0);
+    CU_ASSERT_EQUAL(utConvert(&result, &expect, &slope, &intercept), 0);
+    CU_ASSERT_EQUAL(slope, 1);
+    CU_ASSERT_EQUAL(intercept, 0);
+    CU_ASSERT_PTR_NULL(utRaise(NULL, 2, &result));
+}
+
+
+static void
+test_utShift(void)
+{
+    utUnit	unit, result, expect;
+    double	slope, intercept;
+
+    utIni(&unit);
+    utIni(&result);
+    utIni(&expect);
+    CU_ASSERT_EQUAL(utScan("kelvin", &unit), 0);
+    CU_ASSERT_PTR_NOT_NULL(utShift(&unit, 273.15, &result));
+    CU_ASSERT_EQUAL(utScan("celsius", &expect), 0);
+    CU_ASSERT_EQUAL(utConvert(&result, &expect, &slope, &intercept), 0);
+    CU_ASSERT_EQUAL(slope, 1);
+    CU_ASSERT_EQUAL(intercept, 0);
+    CU_ASSERT_PTR_NULL(utShift(NULL, 2, &result));
+}
+
+
+static void
+test_utScale(void)
+{
+    utUnit	unit, result, expect;
+    double	slope, intercept;
+
+    utIni(&unit);
+    utIni(&result);
+    utIni(&expect);
+    CU_ASSERT_EQUAL(utScan("meter", &unit), 0);
+    CU_ASSERT_PTR_NOT_NULL(utScale(&unit, 1000, &result));
+    CU_ASSERT_EQUAL(utScan("kilometer", &expect), 0);
+    CU_ASSERT_EQUAL(utConvert(&result, &expect, &slope, &intercept), 0);
+    CU_ASSERT_EQUAL(slope, 1);
+    CU_ASSERT_EQUAL(intercept, 0);
+    CU_ASSERT_PTR_NULL(utScale(NULL, 2, &result));
+}
+
+
+static void
+test_utPrint(void)
+{
+    utUnit	unit1, unit2;
+    char*	string;
+    double	slope, intercept;
+
+    utIni(&unit1);
+    utIni(&unit2);
+    CU_ASSERT_EQUAL(utScan("seconds since 1994-12-15 12:30:00 10", &unit1), 0);
+    CU_ASSERT_EQUAL(utPrint(&unit1, &string), 0);
+    CU_ASSERT_EQUAL(utScan(string, &unit2), 0);
+    CU_ASSERT_EQUAL(utConvert(&unit1, &unit2, &slope, &intercept), 0);
+    CU_ASSERT_EQUAL(slope, 1);
+    CU_ASSERT_EQUAL(intercept, 0);
+
+    CU_ASSERT_EQUAL(utScan("seconds since 1994-12-15 2:29:60.0000 UTC", &unit1),
+	0);
+    CU_ASSERT_EQUAL(utPrint(&unit1, &string), 0);
+    CU_ASSERT_EQUAL(utScan(string, &unit2), 0);
+    CU_ASSERT_EQUAL(utConvert(&unit1, &unit2, &slope, &intercept), 0);
+    CU_ASSERT_EQUAL(slope, 1);
+    CU_ASSERT_EQUAL(intercept, 0);
+
+    CU_ASSERT_EQUAL(utScan("seconds since 1925-01-01 00:00:00", &unit1), 0);
+    CU_ASSERT_EQUAL(utPrint(&unit1, &string), 0);
+    CU_ASSERT_EQUAL(utScan(string, &unit2), 0);
+    CU_ASSERT_EQUAL(utConvert(&unit1, &unit2, &slope, &intercept), 0);
+    CU_ASSERT_EQUAL(slope, 1);
+    CU_ASSERT_EQUAL(intercept, 0);
+
+    CU_ASSERT_EQUAL(utScan("hours since 1-1-1 00:00:00", &unit1), 0);
+    CU_ASSERT_EQUAL(utPrint(&unit1, &string), 0);
+    CU_ASSERT_EQUAL(utScan(string, &unit2), 0);
+    CU_ASSERT_EQUAL(utConvert(&unit1, &unit2, &slope, &intercept), 0);
+    CU_ASSERT_EQUAL(slope, 1);
+    CU_ASSERT_EQUAL(intercept, 0);
+
+    CU_ASSERT_EQUAL(utScan("3600 s since 1-1-1 00:00:00", &unit1), 0);
+    CU_ASSERT_EQUAL(utPrint(&unit1, &string), 0);
+    CU_ASSERT_EQUAL(utScan(string, &unit2), 0);
+    CU_ASSERT_EQUAL(utConvert(&unit1, &unit2, &slope, &intercept), 0);
+    CU_ASSERT_EQUAL(slope, 1);
+    CU_ASSERT_EQUAL(intercept, 0);
+}
+
+
+static void
+test_utAdd(void)
+{
+    utUnit	kilogram;
+    utUnit	watt;
+    utUnit	unit;
+    utUnit	actual;
+    double	slope, intercept;
+
+    utIni(&kilogram);
+    utIni(&watt);
+    utIni(&unit);
+    utIni(&actual);
+
+    CU_ASSERT_EQUAL_FATAL(utScan("kg", &kilogram), 0);
+    CU_ASSERT_EQUAL_FATAL(utScan("watt", &watt), 0);
+    CU_ASSERT_PTR_NOT_NULL_FATAL(utMultiply(&kilogram, &watt, &unit));
+    CU_ASSERT_EQUAL(utAdd("bof", 1, &unit), 0);
+    CU_ASSERT_EQUAL_FATAL(utScan("bof", &actual), 0);
+    CU_ASSERT_EQUAL(utConvert(&unit, &actual, &slope, &intercept), 0);
+    CU_ASSERT_EQUAL(slope, 1);
+    CU_ASSERT_EQUAL(intercept, 0);
+    CU_ASSERT_EQUAL_FATAL(utScan("bofs", &actual), 0);
+    CU_ASSERT_EQUAL(utConvert(&unit, &actual, &slope, &intercept), 0);
+    CU_ASSERT_EQUAL(slope, 1);
+    CU_ASSERT_EQUAL(intercept, 0);
+}
+
+
+static void
+test_utFind(void)
+{
+    utUnit	unit1, unit2;
+    double	slope, intercept;
+
+    utIni(&unit1);
+    utIni(&unit2);
+
+    CU_ASSERT_EQUAL(utFind("watt", &unit1), 0);
+    CU_ASSERT_EQUAL_FATAL(utScan("watt", &unit2), 0);
+    CU_ASSERT_EQUAL(utConvert(&unit1, &unit2, &slope, &intercept), 0);
+    CU_ASSERT_EQUAL(slope, 1);
+    CU_ASSERT_EQUAL(intercept, 0);
+}
+
+
+int
+main(
+    const int		argc,
+    const char* const*	argv)
+{
+    int	exitCode = EXIT_FAILURE;
+
+    if (CU_initialize_registry() == CUE_SUCCESS) {
+	CU_Suite*	testSuite = CU_add_suite(__FILE__, setup, teardown);
+
+	if (testSuite != NULL) {
+	    CU_ADD_TEST(testSuite, test_utIsInit);
+	    CU_ADD_TEST(testSuite, test_utScan);
+	    CU_ADD_TEST(testSuite, test_utCalendar);
+	    CU_ADD_TEST(testSuite, test_utInvCalendar);
+	    CU_ADD_TEST(testSuite, test_utIsTime);
+	    CU_ADD_TEST(testSuite, test_utHasOrigin);
+	    CU_ADD_TEST(testSuite, test_utClear);
+	    CU_ADD_TEST(testSuite, test_utCopy);
+	    CU_ADD_TEST(testSuite, test_utMultiply);
+	    CU_ADD_TEST(testSuite, test_utDivide);
+	    CU_ADD_TEST(testSuite, test_utInvert);
+	    CU_ADD_TEST(testSuite, test_utRaise);
+	    CU_ADD_TEST(testSuite, test_utShift);
+	    CU_ADD_TEST(testSuite, test_utScale);
+	    CU_ADD_TEST(testSuite, test_utPrint);
+	    CU_ADD_TEST(testSuite, test_utAdd);
+	    CU_ADD_TEST(testSuite, test_utFind);
+
+	    ut_set_error_message_handler(ut_ignore);
+
+	    if (CU_basic_run_tests() == CUE_SUCCESS) {
+		if (CU_get_number_of_tests_failed() == 0)
+		    exitCode = EXIT_SUCCESS;
+	    }
+	}
+
+	CU_cleanup_registry();
+    }
+
+    return exitCode;
+}
diff --git a/lib/testUnits.c b/lib/testUnits.c
new file mode 100644
index 0000000..59a27dc
--- /dev/null
+++ b/lib/testUnits.c
@@ -0,0 +1,2300 @@
+/*
+ * Copyright 2014 University Corporation for Atmospheric Research
+ *
+ * This file is part of the UDUNITS-2 package.  See the file COPYRIGHT
+ * in the top-level source-directory of the package for copying and
+ * redistribution conditions.
+ */
+#ifndef	_XOPEN_SOURCE
+#   define _XOPEN_SOURCE 500
+#endif
+
+
+#include <float.h>
+#include <glob.h>
+#include <math.h>
+#include <stdarg.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <unistd.h>
+#include <CUnit/CUnit.h>
+#include <CUnit/Basic.h>
+
+#include "udunits2.h"
+
+static const char*  xmlPath;
+static ut_system*	unitSystem;
+static ut_unit*		kilogram;
+static ut_unit*		meter;
+static ut_unit*		radian;
+static ut_unit*		kelvin;
+static ut_unit*		second;
+static ut_unit*		minute;
+static ut_unit*		kilometer;
+static ut_unit*		micron;
+static ut_unit*		rankine;
+static ut_unit*		celsius;
+static ut_unit*		fahrenheit;
+static ut_unit*		meterPerSecondSquared;
+static ut_unit*		meterSquaredPerSecondSquared;
+static ut_unit*		joulePerKilogram;
+static ut_unit*		watt;
+static ut_unit*		wattSquared;
+static ut_unit*		cubicMeter;
+static ut_unit*		cubicMicron;
+static ut_unit*		BZ;
+static ut_unit*		dBZ;
+static ut_unit*		secondsSinceTheEpoch;
+static ut_unit*		minutesSinceTheMillenium;
+static ut_unit*		hertz;
+static ut_unit*		megahertz;
+
+static unsigned		asciiName = UT_ASCII | UT_NAMES;
+static unsigned		asciiNameDef = UT_ASCII | UT_NAMES | UT_DEFINITION;
+static unsigned		asciiSymbolDef = UT_ASCII | UT_DEFINITION;
+static unsigned		latin1SymbolDef = UT_LATIN1 | UT_DEFINITION;
+static unsigned		utf8SymbolDef = UT_UTF8 | UT_DEFINITION;
+
+
+/*
+ * Only called once.
+ */
+static int
+setup(
+    void)
+{
+	return ((unitSystem = ut_new_system()) == NULL)
+        ? -1
+        : 0;
+}
+
+
+/*
+ * Only called once.
+ */
+static int
+teardown(
+    void)
+{
+    ut_free_system(unitSystem);
+
+    return 0;
+}
+
+
+static void
+test_unitSystem(void)
+{
+    ut_system*	system = ut_new_system();
+    ut_unit*	unit;
+    char	buf[80];
+
+    CU_ASSERT_PTR_NOT_NULL(system);
+    ut_set_status(UT_SUCCESS);
+    unit = ut_new_base_unit(system);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    CU_ASSERT_EQUAL(ut_map_unit_to_name(unit, "name", UT_ASCII), UT_SUCCESS);
+    ut_free(unit);
+    unit = ut_get_dimensionless_unit_one(system);
+    CU_ASSERT_PTR_NOT_NULL_FATAL(unit);
+    CU_ASSERT_EQUAL(ut_format(unit, buf, sizeof(buf)-1, asciiSymbolDef), 1);
+    CU_ASSERT_STRING_EQUAL(buf, "1");
+    ut_free(unit);
+    ut_free_system(system);
+    CU_ASSERT_EQUAL(ut_get_status(), UT_SUCCESS);
+}
+
+
+static void
+test_utNewBaseUnit(void)
+{
+    kilogram = ut_new_base_unit(unitSystem);
+    CU_ASSERT_PTR_NOT_NULL(kilogram);
+    CU_ASSERT_EQUAL(ut_map_unit_to_name(kilogram, "kilogram", UT_ASCII),
+	UT_SUCCESS);
+    CU_ASSERT_EQUAL(ut_map_unit_to_symbol(kilogram, "kg", UT_ASCII), UT_SUCCESS);
+    CU_ASSERT_EQUAL(ut_map_symbol_to_unit("kg", UT_ASCII, kilogram), UT_SUCCESS);
+
+    meter = ut_new_base_unit(unitSystem);
+    CU_ASSERT_PTR_NOT_NULL(meter);
+    CU_ASSERT_EQUAL(ut_map_name_to_unit("meter", UT_ASCII, meter), UT_SUCCESS);
+    CU_ASSERT_EQUAL(ut_map_unit_to_name(meter, "meter", UT_ASCII), UT_SUCCESS);
+    CU_ASSERT_EQUAL(ut_map_unit_to_symbol(meter, "m", UT_ASCII), UT_SUCCESS);
+    CU_ASSERT_EQUAL(ut_map_symbol_to_unit("m", UT_ASCII, meter), UT_SUCCESS);
+
+    kelvin = ut_new_base_unit(unitSystem);
+    CU_ASSERT_PTR_NOT_NULL(kelvin);
+    CU_ASSERT_EQUAL(ut_map_unit_to_name(kelvin, "kelvin", UT_ASCII), UT_SUCCESS);
+    CU_ASSERT_EQUAL(ut_map_name_to_unit("kelvin", UT_ASCII, kelvin), UT_SUCCESS);
+    CU_ASSERT_EQUAL(ut_map_unit_to_symbol(kelvin, "K", UT_ASCII), UT_SUCCESS);
+    CU_ASSERT_EQUAL(ut_map_symbol_to_unit("K", UT_ASCII, kelvin), UT_SUCCESS);
+
+    CU_ASSERT_EQUAL(ut_map_unit_to_name(kilogram, "dummy", UT_ASCII), UT_EXISTS);
+
+    second = ut_new_base_unit(unitSystem);
+    CU_ASSERT_PTR_NOT_NULL(second);
+
+    CU_ASSERT_PTR_NULL(ut_offset_by_time(second,
+        ut_encode_time(1970, 1, 1, 0, 0, 0)));
+    CU_ASSERT_EQUAL(ut_get_status(), UT_NO_SECOND);
+
+    CU_ASSERT_EQUAL(ut_set_second(second), UT_SUCCESS);
+    CU_ASSERT_EQUAL(ut_set_second(NULL), UT_BAD_ARG);
+    CU_ASSERT_EQUAL(ut_map_unit_to_name(second, "second", UT_ASCII), UT_SUCCESS);
+    CU_ASSERT_EQUAL(ut_map_name_to_unit("second", UT_ASCII, second), UT_SUCCESS);
+    CU_ASSERT_EQUAL(ut_map_unit_to_symbol(second, "s", UT_ASCII), UT_SUCCESS);
+    CU_ASSERT_EQUAL(ut_map_symbol_to_unit("s", UT_ASCII, second), UT_SUCCESS);
+
+    CU_ASSERT_PTR_NULL(ut_new_base_unit(NULL));
+    CU_ASSERT_EQUAL(ut_get_status(), UT_BAD_ARG);
+
+    CU_ASSERT_EQUAL(ut_map_unit_to_name(kilogram, "\xc5ngstr\xf6m", UT_UTF8), UT_BAD_ARG);
+
+    CU_ASSERT_EQUAL(ut_set_second(second), UT_SUCCESS);
+    CU_ASSERT_EQUAL(ut_set_second(meter), UT_EXISTS);
+    CU_ASSERT_EQUAL(ut_set_second(NULL), UT_BAD_ARG);
+}
+
+
+static void
+test_utNewDimensionlessUnit(void)
+{
+    radian = ut_new_dimensionless_unit(unitSystem);
+    CU_ASSERT_PTR_NOT_NULL(radian);
+    CU_ASSERT_EQUAL(ut_map_unit_to_name(radian, "radian", UT_ASCII), UT_SUCCESS);
+    CU_ASSERT_EQUAL(ut_map_name_to_unit("radian", UT_ASCII, radian), UT_SUCCESS);
+    CU_ASSERT_EQUAL(ut_map_unit_to_symbol(radian, "rad", UT_ASCII), UT_SUCCESS);
+    CU_ASSERT_EQUAL(ut_map_symbol_to_unit("rad", UT_ASCII, radian), UT_SUCCESS);
+
+    CU_ASSERT_EQUAL(ut_map_unit_to_name(radian, "dummy", UT_ASCII), UT_EXISTS);
+
+    CU_ASSERT_EQUAL(ut_map_unit_to_symbol(radian, "f", UT_ASCII), UT_EXISTS);
+    CU_ASSERT_EQUAL(ut_map_unit_to_symbol(NULL, "f", UT_ASCII), UT_BAD_ARG);
+
+    CU_ASSERT_EQUAL(ut_map_unit_to_name(radian, "\xc5ngstr\xf6m", UT_UTF8), UT_BAD_ARG);
+}
+
+
+static void
+test_utGetUnitByName(void)
+{
+    ut_unit*	altMeter = ut_get_unit_by_name(unitSystem, "meter");
+
+    CU_ASSERT_PTR_NOT_NULL(altMeter);
+    CU_ASSERT_EQUAL(ut_compare(altMeter, meter), 0);
+    ut_free(altMeter);
+
+    CU_ASSERT_PTR_NULL(ut_get_unit_by_name(unitSystem, NULL));
+    CU_ASSERT_EQUAL(ut_get_status(), UT_BAD_ARG);
+
+    CU_ASSERT_PTR_NULL(ut_get_unit_by_name(unitSystem, "foo"));
+    CU_ASSERT_EQUAL(ut_get_status(), UT_SUCCESS);
+}
+
+
+static void
+test_utGetUnitBySymbol(void)
+{
+    ut_unit*	altMeter = ut_get_unit_by_symbol(unitSystem, "m");
+
+    CU_ASSERT_PTR_NOT_NULL(altMeter);
+    CU_ASSERT_EQUAL(ut_compare(altMeter, meter), 0);
+    ut_free(altMeter);
+
+    CU_ASSERT_PTR_NULL(ut_get_unit_by_symbol(unitSystem, NULL));
+    CU_ASSERT_EQUAL(ut_get_status(), UT_BAD_ARG);
+
+    CU_ASSERT_PTR_NULL(ut_get_unit_by_symbol(unitSystem, "M"));
+    CU_ASSERT_EQUAL(ut_get_status(), UT_SUCCESS);
+}
+
+
+static void
+test_utAddNamePrefix(void)
+{
+    CU_ASSERT_EQUAL(ut_add_name_prefix(unitSystem, "mega", 1e6), UT_SUCCESS);
+    CU_ASSERT_EQUAL(ut_add_name_prefix(unitSystem, "mega", 1e6), UT_SUCCESS);
+    CU_ASSERT_EQUAL(ut_add_name_prefix(unitSystem, "MEGA", 1e6), UT_SUCCESS);
+
+    CU_ASSERT_EQUAL(ut_add_name_prefix(unitSystem, "mega", 1e5), UT_EXISTS);
+    CU_ASSERT_EQUAL(ut_add_name_prefix(unitSystem, "MEGA", 1e5), UT_EXISTS);
+    CU_ASSERT_EQUAL(ut_add_name_prefix(NULL, "foo", 1), UT_BAD_ARG);
+    CU_ASSERT_EQUAL(ut_add_name_prefix(unitSystem, "", 2), UT_BAD_ARG);
+    CU_ASSERT_EQUAL(ut_add_name_prefix(unitSystem, NULL, 3), UT_BAD_ARG);
+    CU_ASSERT_EQUAL(ut_add_name_prefix(unitSystem, "foo", 0), UT_BAD_ARG);
+}
+
+
+static void
+test_utAddSymbolPrefix(void)
+{
+    CU_ASSERT_EQUAL(ut_add_symbol_prefix(unitSystem, "M", 1e6), UT_SUCCESS);
+    CU_ASSERT_EQUAL(ut_add_symbol_prefix(unitSystem, "M", 1e6), UT_SUCCESS);
+    CU_ASSERT_EQUAL(ut_add_symbol_prefix(unitSystem, "u", 1e-6), UT_SUCCESS);
+    CU_ASSERT_EQUAL(ut_add_symbol_prefix(unitSystem, "\xb5", 1e-6), UT_SUCCESS);
+    CU_ASSERT_EQUAL(ut_add_symbol_prefix(unitSystem, "\xc2\xb5", 1e-6),
+        UT_SUCCESS);    /* "\xc2\xb5" is "mu" character in UTF-8 */
+    CU_ASSERT_EQUAL(ut_add_symbol_prefix(unitSystem, "k", 1e3), UT_SUCCESS);
+
+    CU_ASSERT_EQUAL(ut_add_symbol_prefix(unitSystem, "M", 1e5), UT_EXISTS);
+    CU_ASSERT_EQUAL(ut_add_symbol_prefix(NULL, "foo", 1), UT_BAD_ARG);
+    CU_ASSERT_EQUAL(ut_add_symbol_prefix(unitSystem, "", 2), UT_BAD_ARG);
+    CU_ASSERT_EQUAL(ut_add_symbol_prefix(unitSystem, NULL, 3), UT_BAD_ARG);
+    CU_ASSERT_EQUAL(ut_add_symbol_prefix(unitSystem, "f", 0), UT_BAD_ARG);
+}
+
+
+static void
+test_utMapNameToUnit(void)
+{
+    ut_unit*	metre;
+
+    CU_ASSERT_PTR_NULL(ut_get_unit_by_name(unitSystem, "metre"));
+
+    CU_ASSERT_EQUAL(ut_map_name_to_unit("metre", UT_ASCII, meter), UT_SUCCESS);
+    CU_ASSERT_EQUAL(ut_map_name_to_unit("metre", UT_ASCII, meter), UT_SUCCESS);
+
+    CU_ASSERT_EQUAL(ut_map_name_to_unit("metre", UT_ASCII, second), UT_EXISTS);
+    CU_ASSERT_EQUAL(ut_map_name_to_unit("metre", UT_ASCII, NULL), UT_BAD_ARG);
+
+    metre = ut_get_unit_by_name(unitSystem, "metre");
+    CU_ASSERT_PTR_NOT_NULL(metre);
+    CU_ASSERT_EQUAL(ut_compare(metre, meter), 0);
+    ut_free(metre);
+}
+
+
+static void
+test_utMapSymbolToUnit(void)
+{
+    ut_unit*    degK;
+
+    /* "\xb0" is the degree symbol in Latin-1 */
+    CU_ASSERT_EQUAL(ut_map_symbol_to_unit("\xb0K", UT_LATIN1, kelvin), UT_SUCCESS);
+    CU_ASSERT_EQUAL(ut_map_symbol_to_unit("\xb0K", UT_LATIN1, kelvin), UT_SUCCESS);
+
+    CU_ASSERT_EQUAL(ut_map_symbol_to_unit("\xb0K", UT_LATIN1, second), UT_EXISTS);
+    CU_ASSERT_EQUAL(ut_map_symbol_to_unit("\xb0K", UT_LATIN1, NULL), UT_BAD_ARG);
+
+    degK = ut_get_unit_by_symbol(unitSystem, "\xb0K");
+    CU_ASSERT_PTR_NOT_NULL(degK);
+    CU_ASSERT_EQUAL(ut_compare(degK, kelvin), 0);
+    ut_free(degK);
+
+    /* "\xc2\xb0" is the degree symbol in UTF-8 */
+    CU_ASSERT_EQUAL(ut_map_symbol_to_unit("\xc2\xb0K", UT_UTF8, kelvin), UT_SUCCESS);
+    CU_ASSERT_EQUAL(ut_map_symbol_to_unit("\xc2\xb0K", UT_UTF8, kelvin), UT_SUCCESS);
+
+    CU_ASSERT_EQUAL(ut_map_symbol_to_unit("\xc2\xb0K", UT_UTF8, second), UT_EXISTS);
+    CU_ASSERT_EQUAL(ut_map_symbol_to_unit("\xc2\xb0K", UT_UTF8, NULL), UT_BAD_ARG);
+
+    degK = ut_get_unit_by_symbol(unitSystem, "\xc2\xb0K");
+    CU_ASSERT_PTR_NOT_NULL(degK);
+    CU_ASSERT_EQUAL(ut_compare(degK, kelvin), 0);
+    ut_free(degK);
+}
+
+
+static void
+test_utToString(void)
+{
+    char	buf[80];
+    int		nchar = ut_format(meter, buf, sizeof(buf)-1, asciiSymbolDef);
+    int		n;
+    ut_unit*	unit;
+    const char* string = "s @ 1-01-01 00:00:00.000000 UTC";
+
+    CU_ASSERT_EQUAL(nchar, 1);
+    CU_ASSERT_STRING_EQUAL(buf, "m");
+
+    n = ut_format(kilogram, buf, 1, asciiSymbolDef);
+    CU_ASSERT_EQUAL(n, 2);
+
+    nchar = ut_format(meter, buf, sizeof(buf)-1, asciiName);
+    CU_ASSERT_STRING_EQUAL(buf, "meter");
+
+    n = ut_format(celsius, buf, sizeof(buf)-1, asciiName);
+    CU_ASSERT_TRUE(n > 0);
+    CU_ASSERT_STRING_EQUAL(buf, "degrees_celsius");
+
+    unit = ut_parse(unitSystem, "second since 1-01-01T00:00:00Z", UT_ASCII);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    CU_ASSERT(ut_format(unit, buf, sizeof(buf), asciiSymbolDef) != -1);
+    CU_ASSERT_STRING_EQUAL(buf, string);
+
+    n = ut_format(unit, buf, 1, asciiSymbolDef);
+    CU_ASSERT_EQUAL(n, strlen(string));
+    ut_free(unit);
+}
+
+
+static void
+test_utScale(void)
+{
+    ut_unit*	metre;
+    char	buf[80];
+    int		nchar;
+
+    kilometer = ut_scale(1000, meter);
+    CU_ASSERT_EQUAL(ut_get_status(), UT_SUCCESS);
+    CU_ASSERT_PTR_NOT_NULL(kilometer);
+    CU_ASSERT_EQUAL(ut_get_system(meter), ut_get_system(kilometer));
+    CU_ASSERT_EQUAL(ut_compare(meter, kilometer), -1);
+    CU_ASSERT_EQUAL(ut_compare(kilometer, meter), 1);
+
+    nchar = ut_format(kilometer, buf, sizeof(buf)-1, asciiSymbolDef);
+    CU_ASSERT_TRUE_FATAL(nchar > 0);
+    CU_ASSERT_TRUE_FATAL(nchar < sizeof(buf));
+    buf[nchar] = 0;
+    CU_ASSERT_STRING_EQUAL(buf, "1000 m");
+
+    nchar = ut_format(kilometer, buf, sizeof(buf)-1, asciiNameDef);
+    CU_ASSERT_TRUE_FATAL(nchar > 0);
+    CU_ASSERT_TRUE_FATAL(nchar < sizeof(buf));
+    buf[nchar] = 0;
+    CU_ASSERT_STRING_EQUAL(buf, "1000 meter");
+
+    micron = ut_scale(1e-6, meter);
+    CU_ASSERT_EQUAL(ut_get_status(), UT_SUCCESS);
+    CU_ASSERT_PTR_NOT_NULL(micron);
+    CU_ASSERT_EQUAL(ut_get_system(meter), ut_get_system(micron));
+    CU_ASSERT_EQUAL(ut_compare(meter, micron), -1);
+    CU_ASSERT_EQUAL(ut_compare(micron, meter), 1);
+    CU_ASSERT_EQUAL(ut_compare(kilometer, micron), 1);
+    CU_ASSERT_EQUAL(ut_compare(micron, kilometer), -1);
+
+    metre = ut_scale(1, meter);
+    CU_ASSERT_EQUAL(ut_get_status(), UT_SUCCESS);
+    CU_ASSERT_PTR_NOT_NULL(metre);
+    CU_ASSERT_EQUAL(ut_get_system(meter), ut_get_system(metre));
+    CU_ASSERT_EQUAL(ut_compare(meter, metre), 0);
+    ut_free(metre);
+
+    minute = ut_scale(60, second);
+    CU_ASSERT_EQUAL(ut_get_status(), UT_SUCCESS);
+    CU_ASSERT_PTR_NOT_NULL(minute);
+    nchar = ut_format(minute, buf, sizeof(buf)-1, asciiSymbolDef);
+    CU_ASSERT_TRUE_FATAL(nchar > 0);
+    CU_ASSERT_TRUE_FATAL(nchar < sizeof(buf));
+    buf[nchar] = 0;
+    CU_ASSERT_STRING_EQUAL(buf, "60 s");
+
+    nchar = ut_format(minute, buf, sizeof(buf)-1, asciiNameDef);
+    CU_ASSERT_TRUE_FATAL(nchar > 0);
+    CU_ASSERT_TRUE_FATAL(nchar < sizeof(buf));
+    buf[nchar] = 0;
+    CU_ASSERT_STRING_EQUAL(buf, "60 second");
+
+    metre = ut_scale(1/1000., kilometer);
+    CU_ASSERT_EQUAL(ut_get_status(), UT_SUCCESS);
+    CU_ASSERT_PTR_NOT_NULL(metre);
+    CU_ASSERT_EQUAL(ut_get_system(meter), ut_get_system(metre));
+    ut_free(metre);
+
+    CU_ASSERT_PTR_NULL(ut_scale(0, meter));
+    CU_ASSERT_EQUAL(ut_get_status(), UT_BAD_ARG);
+
+    CU_ASSERT_PTR_NULL(ut_scale(0, NULL));
+    CU_ASSERT_EQUAL(ut_get_status(), UT_BAD_ARG);
+
+    rankine = ut_scale(1/1.8, kelvin);
+    CU_ASSERT_EQUAL(ut_get_status(), UT_SUCCESS);
+    CU_ASSERT_PTR_NOT_NULL(rankine);
+}
+
+
+static void
+test_utOffset(void)
+{
+    ut_unit*	dupKelvin;
+    char	buf[80];
+    int		nchar;
+
+    celsius = ut_offset(kelvin, 273.15);
+    CU_ASSERT_EQUAL(ut_get_status(), UT_SUCCESS);
+    CU_ASSERT_PTR_NOT_NULL(celsius);
+    CU_ASSERT_EQUAL(ut_get_system(kelvin), ut_get_system(celsius));
+    CU_ASSERT_EQUAL(ut_compare(kelvin, celsius), -1);
+    CU_ASSERT_EQUAL(ut_compare(celsius, kelvin), 1);
+
+    fahrenheit = ut_offset(rankine, 459.67);
+    CU_ASSERT_EQUAL(ut_get_status(), UT_SUCCESS);
+    CU_ASSERT_PTR_NOT_NULL(fahrenheit);
+    CU_ASSERT_EQUAL(ut_get_system(rankine), ut_get_system(fahrenheit));
+    CU_ASSERT_EQUAL(ut_compare(rankine, fahrenheit), -1);
+    CU_ASSERT_EQUAL(ut_compare(fahrenheit, rankine), 1);
+    CU_ASSERT_EQUAL(ut_compare(celsius, fahrenheit), -1);
+    CU_ASSERT_EQUAL(ut_compare(fahrenheit, celsius), 1);
+    CU_ASSERT_EQUAL(ut_map_name_to_unit("degrees_fahrenheit", UT_ASCII, fahrenheit),
+	UT_SUCCESS);
+
+    nchar = ut_format(celsius, buf, sizeof(buf)-1, asciiSymbolDef);
+    CU_ASSERT_TRUE_FATAL(nchar > 0);
+    CU_ASSERT_TRUE_FATAL(nchar < sizeof(buf));
+    buf[nchar] = 0;
+    CU_ASSERT_STRING_EQUAL(buf, "K @ 273.15");
+
+    nchar = ut_format(celsius, buf, sizeof(buf)-1, asciiNameDef);
+    CU_ASSERT_TRUE_FATAL(nchar > 0);
+    CU_ASSERT_TRUE_FATAL(nchar < sizeof(buf));
+    buf[nchar] = 0;
+    CU_ASSERT_STRING_EQUAL(buf, "kelvin from 273.15");
+
+    dupKelvin = ut_offset(kelvin, 0);
+    CU_ASSERT_EQUAL(ut_get_status(), UT_SUCCESS);
+    CU_ASSERT_PTR_NOT_NULL(dupKelvin);
+    CU_ASSERT_EQUAL(ut_get_system(kelvin), ut_get_system(dupKelvin));
+    CU_ASSERT_EQUAL(ut_compare(kelvin, dupKelvin), 0);
+    ut_free(dupKelvin);
+
+    dupKelvin = ut_offset(celsius, -273.15);
+    CU_ASSERT_EQUAL(ut_get_status(), UT_SUCCESS);
+    CU_ASSERT_PTR_NOT_NULL(dupKelvin);
+    CU_ASSERT_EQUAL(ut_get_system(kelvin), ut_get_system(dupKelvin));
+    ut_free(dupKelvin);
+
+    (void)ut_offset(NULL, 5);
+    CU_ASSERT_EQUAL(ut_get_status(), UT_BAD_ARG);
+}
+
+
+static void
+test_utMapUnitToName(void)
+{
+    ut_unit*	metre;
+
+    CU_ASSERT_EQUAL(ut_map_unit_to_name(meter, "metre", UT_ASCII), UT_EXISTS);
+
+    CU_ASSERT_EQUAL(ut_map_name_to_unit("metre", UT_ASCII, second), UT_EXISTS);
+    CU_ASSERT_EQUAL(ut_map_name_to_unit("metre", UT_ASCII, NULL), UT_BAD_ARG);
+
+    metre = ut_get_unit_by_name(unitSystem, "metre");
+    CU_ASSERT_PTR_NOT_NULL(metre);
+    CU_ASSERT_EQUAL(ut_compare(metre, meter), 0);
+
+    CU_ASSERT_EQUAL(ut_map_unit_to_name(celsius, "degrees_celsius", UT_ASCII),
+	UT_SUCCESS);
+
+    ut_free(metre);
+}
+
+
+static void
+test_utGetName(void)
+{
+    CU_ASSERT_STRING_EQUAL(ut_get_name(meter, UT_ASCII), "meter");
+    CU_ASSERT_STRING_EQUAL(ut_get_name(celsius, UT_ASCII), "degrees_celsius");
+    CU_ASSERT_STRING_EQUAL(ut_get_name(kilogram, UT_ASCII), "kilogram");
+    CU_ASSERT_STRING_EQUAL(ut_get_name(kelvin, UT_ASCII), "kelvin");
+    CU_ASSERT_STRING_EQUAL(ut_get_name(second, UT_ASCII), "second");
+    CU_ASSERT_STRING_EQUAL(ut_get_name(radian, UT_ASCII), "radian");
+}
+
+
+static void
+test_utGetSymbol(void)
+{
+    CU_ASSERT_STRING_EQUAL(ut_get_symbol(kilogram, UT_ASCII), "kg");
+    CU_ASSERT_STRING_EQUAL(ut_get_symbol(meter, UT_ASCII), "m");
+    CU_ASSERT_STRING_EQUAL(ut_get_symbol(kelvin, UT_ASCII), "K");
+    CU_ASSERT_STRING_EQUAL(ut_get_symbol(second, UT_ASCII), "s");
+    CU_ASSERT_STRING_EQUAL(ut_get_symbol(radian, UT_ASCII), "rad");
+    CU_ASSERT_STRING_EQUAL(ut_get_symbol(hertz, UT_ASCII), "Hz");
+}
+
+
+static void
+test_utMultiply(void)
+{
+    ut_unit*	squareMeter;
+    ut_unit*	meterSecond;
+    ut_unit*	meterCelsius;
+    ut_unit*	meterRadian;
+    ut_unit*	kilometerMinute;
+    ut_unit*	unit;
+    char	buf[80];
+    int		nchar;
+
+    squareMeter = ut_multiply(meter, meter);
+    CU_ASSERT_PTR_NOT_NULL(squareMeter);
+    CU_ASSERT_EQUAL(ut_get_status(), UT_SUCCESS);
+    nchar = ut_format(squareMeter, buf, sizeof(buf)-1, asciiSymbolDef);
+    CU_ASSERT_TRUE_FATAL(nchar > 0);
+    CU_ASSERT_TRUE_FATAL(nchar < sizeof(buf));
+    buf[nchar] = 0;
+    CU_ASSERT_STRING_EQUAL(buf, "m2");
+
+    nchar = ut_format(squareMeter, buf, sizeof(buf)-1, asciiNameDef);
+    CU_ASSERT_TRUE_FATAL(nchar > 0);
+    CU_ASSERT_TRUE_FATAL(nchar < sizeof(buf));
+    buf[nchar] = 0;
+    CU_ASSERT_STRING_EQUAL(buf, "meter^2");
+
+    meterSecond = ut_multiply(meter, second);
+    CU_ASSERT_PTR_NOT_NULL(meterSecond);
+    CU_ASSERT_EQUAL(ut_get_status(), UT_SUCCESS);
+    nchar = ut_format(meterSecond, buf, sizeof(buf)-1, asciiSymbolDef);
+    CU_ASSERT_TRUE_FATAL(nchar > 0);
+    CU_ASSERT_TRUE_FATAL(nchar < sizeof(buf));
+    buf[nchar] = 0;
+    CU_ASSERT_STRING_EQUAL(buf, "m.s");
+
+    nchar = ut_format(meterSecond, buf, sizeof(buf)-1, asciiNameDef);
+    CU_ASSERT_TRUE_FATAL(nchar > 0);
+    CU_ASSERT_TRUE_FATAL(nchar < sizeof(buf));
+    buf[nchar] = 0;
+    CU_ASSERT_STRING_EQUAL(buf, "meter-second");
+
+    meterCelsius = ut_multiply(meter, celsius);
+    CU_ASSERT_PTR_NOT_NULL(meterCelsius);
+    CU_ASSERT_EQUAL(ut_get_status(), UT_SUCCESS);
+    nchar = ut_format(meterCelsius, buf, sizeof(buf)-1, asciiSymbolDef);
+    CU_ASSERT_TRUE_FATAL(nchar > 0);
+    CU_ASSERT_TRUE_FATAL(nchar < sizeof(buf));
+    buf[nchar] = 0;
+    CU_ASSERT_STRING_EQUAL(buf, "m.K");
+
+    meterRadian = ut_multiply(meter, radian);
+    CU_ASSERT_PTR_NOT_NULL(meterRadian);
+    CU_ASSERT_EQUAL(ut_get_status(), UT_SUCCESS);
+    nchar = ut_format(meterRadian, buf, sizeof(buf)-1, asciiSymbolDef);
+    CU_ASSERT_TRUE_FATAL(nchar > 0);
+    CU_ASSERT_TRUE_FATAL(nchar < sizeof(buf));
+    buf[nchar] = 0;
+    CU_ASSERT_STRING_EQUAL(buf, "m.rad");
+
+    kilometerMinute = ut_multiply(kilometer, minute);
+    CU_ASSERT_PTR_NOT_NULL(kilometerMinute);
+    CU_ASSERT_EQUAL(ut_get_status(), UT_SUCCESS);
+    nchar = ut_format(kilometerMinute, buf, sizeof(buf)-1, asciiSymbolDef);
+    CU_ASSERT_TRUE_FATAL(nchar > 0);
+    CU_ASSERT_TRUE_FATAL(nchar < sizeof(buf));
+    buf[nchar] = 0;
+    CU_ASSERT_STRING_EQUAL(buf, "60000 m.s");
+
+    nchar = ut_format(kilometerMinute, buf, sizeof(buf)-1, asciiNameDef);
+    CU_ASSERT_TRUE_FATAL(nchar > 0);
+    CU_ASSERT_TRUE_FATAL(nchar < sizeof(buf));
+    buf[nchar] = 0;
+    CU_ASSERT_STRING_EQUAL(buf, "60000 meter-second");
+
+    unit = ut_multiply(secondsSinceTheEpoch, meter);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    ut_free(unit);
+
+    ut_free(squareMeter);
+    ut_free(meterSecond);
+    ut_free(meterCelsius);
+    ut_free(meterRadian);
+    ut_free(kilometerMinute);
+
+    CU_ASSERT_PTR_NULL(ut_multiply(NULL, meter));
+    CU_ASSERT_PTR_NULL(ut_multiply(meter, NULL));
+}
+
+
+static void
+test_utInvert(void)
+{
+    ut_unit*	inverseMeter;
+    ut_unit*	inverseMinute;
+    ut_unit*	inverseCelsius;
+    ut_unit*	inverseRadian;
+    ut_unit*	inverseMeterSecond;
+    ut_unit*	unit;
+    char	buf[80];
+    int		nchar;
+
+    inverseMeter = ut_invert(meter);
+    CU_ASSERT_PTR_NOT_NULL(inverseMeter);
+    CU_ASSERT_EQUAL(ut_get_status(), UT_SUCCESS);
+    nchar = ut_format(inverseMeter, buf, sizeof(buf)-1, asciiSymbolDef);
+    CU_ASSERT_TRUE_FATAL(nchar > 0);
+    CU_ASSERT_TRUE_FATAL(nchar < sizeof(buf));
+    buf[nchar] = 0;
+    CU_ASSERT_STRING_EQUAL(buf, "m-1");
+
+    inverseMinute = ut_invert(minute);
+    CU_ASSERT_PTR_NOT_NULL(inverseMinute);
+    CU_ASSERT_EQUAL(ut_get_status(), UT_SUCCESS);
+    nchar = ut_format(inverseMinute, buf, sizeof(buf)-1, asciiSymbolDef);
+    CU_ASSERT_TRUE_FATAL(nchar > 0);
+    CU_ASSERT_TRUE_FATAL(nchar < sizeof(buf));
+    buf[nchar] = 0;
+    CU_ASSERT_STRING_EQUAL(buf, "0.0166666666666667 s-1");
+
+    inverseRadian = ut_invert(radian);
+    CU_ASSERT_PTR_NOT_NULL(inverseRadian);
+    CU_ASSERT_EQUAL(ut_get_status(), UT_SUCCESS);
+    nchar = ut_format(inverseRadian, buf, sizeof(buf)-1, asciiSymbolDef);
+    CU_ASSERT_TRUE_FATAL(nchar > 0);
+    CU_ASSERT_TRUE_FATAL(nchar < sizeof(buf));
+    buf[nchar] = 0;
+    CU_ASSERT_STRING_EQUAL(buf, "rad-1");
+
+    inverseCelsius = ut_invert(celsius);
+    CU_ASSERT_PTR_NOT_NULL(inverseCelsius);
+    CU_ASSERT_EQUAL(ut_get_status(), UT_SUCCESS);
+    nchar = ut_format(inverseCelsius, buf, sizeof(buf)-1, asciiSymbolDef);
+    CU_ASSERT_TRUE_FATAL(nchar > 0);
+    CU_ASSERT_TRUE_FATAL(nchar < sizeof(buf));
+    buf[nchar] = 0;
+    CU_ASSERT_STRING_EQUAL(buf, "K-1");
+
+    unit = ut_multiply(meter, second);
+    inverseMeterSecond = ut_invert(unit);
+    ut_free(unit);
+    CU_ASSERT_PTR_NOT_NULL(inverseMeterSecond);
+    CU_ASSERT_EQUAL(ut_get_status(), UT_SUCCESS);
+    nchar = ut_format(inverseMeterSecond, buf, sizeof(buf)-1, asciiSymbolDef);
+    CU_ASSERT_TRUE_FATAL(nchar > 0);
+    CU_ASSERT_TRUE_FATAL(nchar < sizeof(buf));
+    buf[nchar] = 0;
+    CU_ASSERT_STRING_EQUAL(buf, "m-1.s-1");
+
+    ut_free(inverseMeter);
+    ut_free(inverseMinute);
+    ut_free(inverseCelsius);
+    ut_free(inverseRadian);
+    ut_free(inverseMeterSecond);
+
+    hertz = ut_invert(second);
+    CU_ASSERT_PTR_NOT_NULL(hertz);
+    CU_ASSERT_EQUAL(ut_get_status(), UT_SUCCESS);
+
+    CU_ASSERT_EQUAL(ut_map_unit_to_name(hertz, "hertz", UT_ASCII), UT_SUCCESS);
+    CU_ASSERT_EQUAL(ut_map_name_to_unit("hertz", UT_ASCII, hertz), UT_SUCCESS);
+    CU_ASSERT_EQUAL(ut_map_unit_to_symbol(hertz, "Hz", UT_ASCII), UT_SUCCESS);
+    CU_ASSERT_EQUAL(ut_map_symbol_to_unit("Hz", UT_ASCII, hertz), UT_SUCCESS);
+
+    unit = ut_invert(second);
+    megahertz = ut_scale(1e6, unit);
+    ut_free(unit);
+    CU_ASSERT_PTR_NOT_NULL(megahertz);
+    CU_ASSERT_EQUAL(ut_get_status(), UT_SUCCESS);
+}
+
+
+static void
+test_utDivide(void)
+{
+    ut_unit*	meterPerSecond;
+    ut_unit*	kilometerPerMinute;
+    ut_unit*	celsiusPerMeter;
+    ut_unit*	meterPerCelsius;
+    ut_unit*	unit;
+    ut_unit*	unit2;
+    ut_unit*	unit3;
+    char	buf[80];
+    int		nchar;
+
+    meterPerSecond = ut_divide(meter, second);
+    CU_ASSERT_PTR_NOT_NULL(meterPerSecond);
+    CU_ASSERT_EQUAL(ut_get_status(), UT_SUCCESS);
+    nchar = ut_format(meterPerSecond, buf, sizeof(buf)-1, asciiSymbolDef);
+    CU_ASSERT_TRUE_FATAL(nchar > 0);
+    CU_ASSERT_TRUE_FATAL(nchar < sizeof(buf));
+    buf[nchar] = 0;
+    CU_ASSERT_STRING_EQUAL(buf, "m.s-1");
+
+    kilometerPerMinute = ut_divide(kilometer, minute);
+    CU_ASSERT_PTR_NOT_NULL(kilometerPerMinute);
+    CU_ASSERT_EQUAL(ut_get_status(), UT_SUCCESS);
+    nchar = ut_format(kilometerPerMinute, buf, sizeof(buf)-1, asciiSymbolDef);
+    CU_ASSERT_TRUE_FATAL(nchar > 0);
+    CU_ASSERT_TRUE_FATAL(nchar < sizeof(buf));
+    buf[nchar] = 0;
+    CU_ASSERT_STRING_EQUAL(buf, "16.6666666666667 m.s-1");
+
+    celsiusPerMeter = ut_divide(celsius, meter);
+    CU_ASSERT_PTR_NOT_NULL(celsiusPerMeter);
+    CU_ASSERT_EQUAL(ut_get_status(), UT_SUCCESS);
+    nchar = ut_format(celsiusPerMeter, buf, sizeof(buf)-1, asciiSymbolDef);
+    CU_ASSERT_TRUE_FATAL(nchar > 0);
+    CU_ASSERT_TRUE_FATAL(nchar < sizeof(buf));
+    buf[nchar] = 0;
+    CU_ASSERT_STRING_EQUAL(buf, "m-1.K");
+
+    meterPerCelsius = ut_divide(meter, celsius);
+    CU_ASSERT_PTR_NOT_NULL(meterPerCelsius);
+    CU_ASSERT_EQUAL(ut_get_status(), UT_SUCCESS);
+    nchar = ut_format(meterPerCelsius, buf, sizeof(buf)-1, asciiSymbolDef);
+    CU_ASSERT_TRUE_FATAL(nchar > 0);
+    CU_ASSERT_TRUE_FATAL(nchar < sizeof(buf));
+    buf[nchar] = 0;
+    CU_ASSERT_STRING_EQUAL(buf, "m.K-1");
+
+    unit = ut_raise(second, 2);
+    meterPerSecondSquared = ut_divide(meter, unit);
+    ut_free(unit);
+    CU_ASSERT_PTR_NOT_NULL(meterPerSecondSquared);
+    CU_ASSERT_EQUAL(ut_get_status(), UT_SUCCESS);
+    nchar = ut_format(meterPerSecondSquared, buf, sizeof(buf)-1,
+	asciiSymbolDef);
+    CU_ASSERT_TRUE_FATAL(nchar > 0);
+    CU_ASSERT_TRUE_FATAL(nchar < sizeof(buf));
+    buf[nchar] = 0;
+    CU_ASSERT_STRING_EQUAL(buf, "m.s-2");
+
+    unit = ut_divide(meter, second);
+    meterSquaredPerSecondSquared = ut_raise(unit, 2);
+    ut_free(unit);
+    CU_ASSERT_PTR_NOT_NULL(meterSquaredPerSecondSquared);
+    CU_ASSERT_EQUAL(ut_get_status(), UT_SUCCESS);
+    nchar = ut_format(meterSquaredPerSecondSquared, buf, sizeof(buf)-1,
+	asciiSymbolDef);
+    CU_ASSERT_TRUE_FATAL(nchar > 0);
+    CU_ASSERT_TRUE_FATAL(nchar < sizeof(buf));
+    buf[nchar] = 0;
+    CU_ASSERT_STRING_EQUAL(buf, "m2.s-2");
+
+    unit = ut_divide(meter, second);
+    unit2 = ut_raise(unit, 2);
+    ut_free(unit);
+    unit3 = ut_multiply(kilogram, unit2);
+    ut_free(unit2);
+    joulePerKilogram = ut_divide(unit3, kilogram);
+    ut_free(unit3);
+    CU_ASSERT_PTR_NOT_NULL(joulePerKilogram);
+    CU_ASSERT_EQUAL(ut_get_status(), UT_SUCCESS);
+    nchar = ut_format(joulePerKilogram, buf, sizeof(buf)-1, asciiSymbolDef);
+    CU_ASSERT_TRUE_FATAL(nchar > 0);
+    CU_ASSERT_TRUE_FATAL(nchar < sizeof(buf));
+    buf[nchar] = 0;
+    CU_ASSERT_STRING_EQUAL(buf, "m2.s-2");
+
+    unit = ut_divide(meter, second);
+    unit2 = ut_raise(unit, 2);
+    ut_free(unit);
+    unit3 = ut_multiply(kilogram, unit2);
+    ut_free(unit2);
+    watt = ut_divide(unit3, second);
+    ut_free(unit3);
+    CU_ASSERT_PTR_NOT_NULL(watt);
+    CU_ASSERT_EQUAL(ut_get_status(), UT_SUCCESS);
+    nchar = ut_format(watt, buf, sizeof(buf)-1, asciiSymbolDef);
+    CU_ASSERT_TRUE_FATAL(nchar > 0);
+    CU_ASSERT_TRUE_FATAL(nchar < sizeof(buf));
+    buf[nchar] = 0;
+    CU_ASSERT_STRING_EQUAL(buf, "kg.m2.s-3");
+
+    ut_free(meterPerSecond);
+    ut_free(kilometerPerMinute);
+    ut_free(celsiusPerMeter);
+    ut_free(meterPerCelsius);
+
+    CU_ASSERT_PTR_NULL(ut_divide(NULL, meter));
+    CU_ASSERT_PTR_NULL(ut_divide(meter, NULL));
+}
+
+
+static void
+test_utRaise(void)
+{
+    ut_unit*	perCubicMeter;
+    ut_unit*	celsiusCubed;
+    ut_unit*	minutesPerKilometer;
+    ut_unit*	kilometersSquaredPerMinuteSquared;
+    ut_unit*	unit;
+    char	buf[80];
+    int		nchar;
+
+    wattSquared = ut_raise(watt, 2);
+    CU_ASSERT_PTR_NOT_NULL(wattSquared);
+    CU_ASSERT_EQUAL(ut_get_status(), UT_SUCCESS);
+    nchar = ut_format(wattSquared, buf, sizeof(buf)-1, asciiSymbolDef);
+    CU_ASSERT_TRUE_FATAL(nchar > 0);
+    CU_ASSERT_TRUE_FATAL(nchar < sizeof(buf));
+    buf[nchar] = 0;
+    CU_ASSERT_STRING_EQUAL(buf, "kg2.m4.s-6");
+
+    perCubicMeter = ut_raise(meter, -3);
+    CU_ASSERT_PTR_NOT_NULL(perCubicMeter);
+    CU_ASSERT_EQUAL(ut_get_status(), UT_SUCCESS);
+    nchar = ut_format(perCubicMeter, buf, sizeof(buf)-1, asciiSymbolDef);
+    CU_ASSERT_TRUE_FATAL(nchar > 0);
+    CU_ASSERT_TRUE_FATAL(nchar < sizeof(buf));
+    buf[nchar] = 0;
+    CU_ASSERT_STRING_EQUAL(buf, "m-3");
+
+    celsiusCubed = ut_raise(celsius, 3);
+    CU_ASSERT_PTR_NOT_NULL(celsiusCubed);
+    CU_ASSERT_EQUAL(ut_get_status(), UT_SUCCESS);
+    nchar = ut_format(celsiusCubed, buf, sizeof(buf)-1, asciiSymbolDef);
+    CU_ASSERT_TRUE_FATAL(nchar > 0);
+    CU_ASSERT_TRUE_FATAL(nchar < sizeof(buf));
+    buf[nchar] = 0;
+    CU_ASSERT_STRING_EQUAL(buf, "K3");
+
+    minutesPerKilometer = ut_divide(minute, kilometer);
+    kilometersSquaredPerMinuteSquared = ut_raise(minutesPerKilometer, -2);
+    ut_free(minutesPerKilometer);
+    CU_ASSERT_PTR_NOT_NULL(kilometersSquaredPerMinuteSquared);
+    CU_ASSERT_EQUAL(ut_get_status(), UT_SUCCESS);
+    nchar = ut_format(kilometersSquaredPerMinuteSquared, buf,
+	sizeof(buf)-1, asciiSymbolDef);
+    CU_ASSERT_TRUE_FATAL(nchar > 0);
+    CU_ASSERT_TRUE_FATAL(nchar < sizeof(buf));
+    buf[nchar] = 0;
+    CU_ASSERT_STRING_EQUAL(buf, "277.777777777778 m2.s-2");
+
+    ut_free(perCubicMeter);
+    ut_free(celsiusCubed);
+    ut_free(kilometersSquaredPerMinuteSquared);
+
+    unit = ut_raise(meter, 0);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    CU_ASSERT_EQUAL(ut_compare(unit, ut_get_dimensionless_unit_one(unitSystem)), 0);
+    ut_free(unit);
+
+    unit = ut_raise(meter, 1);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    CU_ASSERT_EQUAL(ut_compare(unit, meter), 0);
+    ut_free(unit);
+
+    unit = ut_raise(secondsSinceTheEpoch, 2);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    ut_free(unit);
+
+    CU_ASSERT_PTR_NULL(ut_raise(dBZ, 2));
+    CU_ASSERT_PTR_NULL(ut_raise(NULL, 2));
+}
+
+
+static void
+test_utRoot(void)
+{
+    ut_unit*	unit;
+    ut_unit*	unit2;
+
+    CU_ASSERT_PTR_NULL(ut_root(watt, -1));
+    CU_ASSERT_PTR_NULL(ut_root(watt, 0));
+    unit = ut_root(watt, 1);
+    CU_ASSERT_EQUAL(ut_compare(watt, unit), 0);
+    ut_free(unit);
+
+    unit = ut_get_dimensionless_unit_one(unitSystem);
+    CU_ASSERT_EQUAL(ut_compare(unit, ut_root(unit, 1)), 0);
+    ut_free(unit);
+    unit = ut_root(watt, 1);
+    CU_ASSERT_EQUAL(ut_compare(watt, unit), 0);
+    ut_free(unit);
+
+    unit = ut_raise(watt, 2);
+    unit2 = ut_root(unit, 2);
+    ut_free(unit);
+    CU_ASSERT_EQUAL(ut_compare(watt, unit2), 0);
+    ut_free(unit2);
+
+    unit = ut_raise(celsius, 2);
+    unit2 = ut_root(unit, 2);
+    ut_free(unit);
+    CU_ASSERT_EQUAL(ut_compare(kelvin, unit2), 0);
+    ut_free(unit2);
+
+    unit = ut_raise(secondsSinceTheEpoch, 2);
+    unit2 = ut_root(unit, 2);
+    ut_free(unit);
+    CU_ASSERT_EQUAL(ut_compare(second, unit2), 0);
+    ut_free(unit2);
+
+    CU_ASSERT_PTR_NULL(ut_root(BZ, 2));
+}
+
+
+static void
+test_utLog(void)
+{
+    ut_unit*	milliwatt = ut_scale(0.001, watt);
+    ut_unit*	bel_1_mW = ut_log(10, milliwatt);
+    ut_unit*	decibel_1_mW;
+    ut_unit*	unit;
+    char	buf[80];
+    int		nchar;
+
+    CU_ASSERT_PTR_NOT_NULL(bel_1_mW);
+    CU_ASSERT_EQUAL(ut_get_status(), UT_SUCCESS);
+    nchar = ut_format(bel_1_mW, buf, sizeof(buf)-1, asciiSymbolDef);
+    CU_ASSERT_TRUE_FATAL(nchar > 0);
+    CU_ASSERT_TRUE_FATAL(nchar < sizeof(buf));
+    buf[nchar] = 0;
+    CU_ASSERT_STRING_EQUAL(buf, "lg(re 0.001 kg.m2.s-3)");
+
+    decibel_1_mW = ut_scale(0.1, bel_1_mW);
+    CU_ASSERT_PTR_NOT_NULL(decibel_1_mW);
+    CU_ASSERT_EQUAL(ut_get_status(), UT_SUCCESS);
+    nchar = ut_format(decibel_1_mW, buf, sizeof(buf)-1, asciiSymbolDef);
+    CU_ASSERT_TRUE_FATAL(nchar > 0);
+    CU_ASSERT_TRUE_FATAL(nchar < sizeof(buf));
+    buf[nchar] = 0;
+    CU_ASSERT_STRING_EQUAL(buf, "0.1 lg(re 0.001 kg.m2.s-3)");
+
+    unit = ut_log(-10, milliwatt);
+    CU_ASSERT_PTR_NULL(unit);
+    CU_ASSERT_EQUAL(ut_get_status(), UT_BAD_ARG);
+
+    cubicMeter = ut_raise(meter, 3);
+    unit = ut_scale(1e-6, meter);
+    cubicMicron = ut_raise(unit, 3);
+    ut_free(unit);
+    CU_ASSERT_PTR_NOT_NULL(cubicMicron);
+
+    BZ = ut_log(10, cubicMicron);
+    CU_ASSERT_PTR_NOT_NULL(BZ);
+    CU_ASSERT_EQUAL(ut_is_dimensionless(BZ), 1);
+
+    CU_ASSERT_PTR_NULL(ut_raise(BZ, 2));
+    CU_ASSERT_EQUAL(ut_get_status(), UT_MEANINGLESS);
+
+    dBZ = ut_scale(0.1, BZ);
+    CU_ASSERT_PTR_NOT_NULL(dBZ);
+    CU_ASSERT_EQUAL(ut_get_status(), UT_SUCCESS);
+    nchar = ut_format(dBZ, buf, sizeof(buf)-1, asciiSymbolDef);
+    CU_ASSERT_TRUE_FATAL(nchar > 0);
+    CU_ASSERT_TRUE_FATAL(nchar < sizeof(buf));
+    buf[nchar] = 0;
+    CU_ASSERT_TRUE(strcmp(buf, "0.1 lg(re 1e-18 m3)") == 0 ||
+            strcmp(buf, "0.1 lg(re 1e-018 m3)") == 0);
+    CU_ASSERT_EQUAL(ut_map_symbol_to_unit("dBZ", UT_ASCII, dBZ), UT_SUCCESS);
+    CU_ASSERT_EQUAL(ut_map_symbol_to_unit("dBZ", UT_ASCII, dBZ), UT_SUCCESS);
+    CU_ASSERT_EQUAL(ut_map_symbol_to_unit("dBZ", UT_ASCII, meter), UT_EXISTS);
+    {
+	ut_unit*	unit = ut_get_unit_by_symbol(unitSystem, "dBZ");
+
+	CU_ASSERT_PTR_NOT_NULL(unit);
+	CU_ASSERT_EQUAL(ut_compare(unit, dBZ), 0);
+
+	CU_ASSERT_PTR_NULL(ut_get_unit_by_symbol(unitSystem, "DBZ"));
+	ut_free(unit);
+    }
+
+    ut_free(milliwatt);
+    ut_free(bel_1_mW);
+    ut_free(decibel_1_mW);
+
+    CU_ASSERT_PTR_NULL(ut_log(2, NULL));
+    CU_ASSERT_EQUAL(ut_get_status(), UT_BAD_ARG);
+    CU_ASSERT_PTR_NULL(ut_log(1, meter));
+    CU_ASSERT_EQUAL(ut_get_status(), UT_BAD_ARG);
+
+    CU_ASSERT_PTR_NULL(ut_multiply(dBZ, meter));
+    unit = ut_multiply(dBZ, radian);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    CU_ASSERT_EQUAL(ut_compare(unit, dBZ), 0);
+    ut_free(unit);
+    CU_ASSERT_PTR_NULL(ut_multiply(dBZ, dBZ));
+}
+
+
+static int
+areCloseFloats(
+    float	x,
+    float	y)
+{
+    int		areClose;
+
+    if (x == 0 || y == 0) {
+	areClose = fabs(x - y) < 1000*FLT_EPSILON;
+    }
+    else {
+	areClose = fabs(1.0 - x / y) < 1000*FLT_EPSILON;
+    }
+
+    return areClose;
+}
+
+
+static int
+areCloseDoubles(
+    double	x,
+    double	y)
+{
+    int		areClose;
+
+    if (x == 0 || y == 0) {
+	areClose = fabs(x - y) < 1000*DBL_EPSILON;
+    }
+    else {
+	areClose = fabs(1.0 - x / y) < 1000*DBL_EPSILON;
+    }
+
+    return areClose;
+}
+
+
+static void
+test_utGetDimensionlessUnitOne(void)
+{
+    CU_ASSERT_PTR_NOT_NULL(ut_get_dimensionless_unit_one(unitSystem));
+    CU_ASSERT_PTR_NULL(ut_get_dimensionless_unit_one(NULL));
+}
+
+
+static void
+test_utGetSystem(void)
+{
+    CU_ASSERT_PTR_NOT_NULL(ut_get_system(meter));
+    CU_ASSERT_PTR_NULL(ut_get_system(NULL));
+}
+
+
+static void
+test_utSameSystem(void)
+{
+    ut_system*	system;
+
+    CU_ASSERT_EQUAL(ut_same_system(meter, kilogram), 1);
+
+    CU_ASSERT_EQUAL(ut_same_system(NULL, kilogram), 0);
+    CU_ASSERT_EQUAL(ut_get_status(), UT_BAD_ARG);
+    CU_ASSERT_EQUAL(ut_same_system(kilogram, NULL), 0);
+    CU_ASSERT_EQUAL(ut_get_status(), UT_BAD_ARG);
+
+    system = ut_new_system();
+    CU_ASSERT_PTR_NOT_NULL(system);
+
+    CU_ASSERT_EQUAL(ut_same_system(meter, ut_get_dimensionless_unit_one(system)), 0);
+
+    ut_free_system(system);
+}
+
+
+static void
+test_utIsDimensionless(void)
+{
+    ut_unit*	unit;
+
+    CU_ASSERT_EQUAL(ut_is_dimensionless(meter), 0);
+    CU_ASSERT_EQUAL(ut_is_dimensionless(radian), 1);
+    CU_ASSERT_EQUAL(ut_is_dimensionless(secondsSinceTheEpoch), 0);
+    CU_ASSERT_EQUAL(ut_is_dimensionless(NULL), 0);
+    CU_ASSERT_EQUAL(ut_get_status(), UT_BAD_ARG);
+
+    unit = ut_raise(radian, 2);
+    CU_ASSERT_EQUAL(ut_is_dimensionless(unit), 1);
+    ut_free(unit);
+}
+
+
+static void
+test_utClone(void)
+{
+    ut_unit*	unit;
+
+    unit = ut_clone(secondsSinceTheEpoch);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    CU_ASSERT_EQUAL(ut_are_convertible(unit, secondsSinceTheEpoch), 1);
+    ut_free(unit);
+
+    CU_ASSERT_PTR_NULL(ut_clone(NULL));
+    CU_ASSERT_EQUAL(ut_get_status(), UT_BAD_ARG);
+}
+
+
+static void
+test_utAreConvertible(void)
+{
+    ut_unit*	unit;
+
+    CU_ASSERT_EQUAL(ut_are_convertible(meter, meter), 1);
+    CU_ASSERT_EQUAL(ut_are_convertible(radian, radian), 1);
+    CU_ASSERT_EQUAL(ut_are_convertible(radian, meter), 0);
+    CU_ASSERT_EQUAL(ut_are_convertible(cubicMicron, cubicMicron), 1);
+    CU_ASSERT_EQUAL(ut_are_convertible(cubicMicron, cubicMeter), 1);
+    CU_ASSERT_EQUAL(ut_are_convertible(watt, watt), 1);
+    CU_ASSERT_EQUAL(ut_are_convertible(watt, cubicMicron), 0);
+    CU_ASSERT_EQUAL(ut_are_convertible(cubicMicron, watt), 0);
+    CU_ASSERT_EQUAL(ut_are_convertible(secondsSinceTheEpoch,
+	secondsSinceTheEpoch), 1);
+    CU_ASSERT_EQUAL(ut_are_convertible(secondsSinceTheEpoch, second), 0);
+    CU_ASSERT_EQUAL(ut_are_convertible(joulePerKilogram, 
+	meterSquaredPerSecondSquared), 1);
+    CU_ASSERT_EQUAL(ut_are_convertible(joulePerKilogram, 
+	meterPerSecondSquared), 0);
+
+    unit = ut_raise(radian, 2);
+    CU_ASSERT_EQUAL(ut_are_convertible(radian, unit), 1);
+    ut_free(unit);
+
+    CU_ASSERT_EQUAL(ut_are_convertible(NULL, meter), 0);
+    CU_ASSERT_EQUAL(ut_get_status(), UT_BAD_ARG);
+}
+
+
+static void
+test_utGetConverter(void)
+{
+    cv_converter*	converter = ut_get_converter(meter, meter);
+    double		doubles[2];
+    float		floats[2];
+
+    CU_ASSERT_PTR_NOT_NULL(converter);
+    CU_ASSERT_EQUAL(cv_convert_double(converter, 1.0), 1.0);
+    floats[0] = 1; floats[1] = 2;
+    CU_ASSERT_EQUAL(cv_convert_floats(converter, floats, 2, floats), floats);
+    CU_ASSERT_EQUAL(floats[0], 1);
+    CU_ASSERT_EQUAL(floats[1], 2);
+    doubles[0] = 1; doubles[1] = 2;
+    CU_ASSERT_EQUAL(cv_convert_doubles(converter, doubles, 2, doubles), doubles);
+    CU_ASSERT_EQUAL(doubles[0], 1);
+    CU_ASSERT_EQUAL(doubles[1], 2);
+    CU_ASSERT_EQUAL(cv_convert_floats(converter, floats, 1, floats+1), floats+1);
+    CU_ASSERT_EQUAL(floats[1], 1);
+    CU_ASSERT_EQUAL(cv_convert_doubles(converter, doubles, 1, doubles+1),
+	doubles+1);
+    CU_ASSERT_EQUAL(doubles[1], 1);
+    floats[0] = 1; floats[1] = 2;
+    CU_ASSERT_EQUAL(cv_convert_floats(converter, floats+1, 1, floats), floats);
+    CU_ASSERT_EQUAL(floats[0], 2);
+    doubles[0] = 1; doubles[1] = 2;
+    CU_ASSERT_EQUAL(cv_convert_doubles(converter, doubles+1, 1, doubles),
+	doubles);
+    CU_ASSERT_EQUAL(doubles[0], 2);
+    cv_free(converter);
+
+    converter = ut_get_converter(radian, radian);
+    CU_ASSERT_PTR_NOT_NULL(converter);
+    CU_ASSERT_EQUAL(cv_convert_double(converter, 1.0), 1.0);
+    cv_free(converter);
+
+    converter = ut_get_converter(meter, radian);
+    CU_ASSERT_PTR_NULL(converter);
+    converter = ut_get_converter(meter, kelvin);
+    CU_ASSERT_PTR_NULL(converter);
+    converter = ut_get_converter(meter, celsius);
+    CU_ASSERT_PTR_NULL(converter);
+    converter = ut_get_converter(meter, fahrenheit);
+    CU_ASSERT_PTR_NULL(converter);
+    converter = ut_get_converter(meter, dBZ);
+    CU_ASSERT_PTR_NULL(converter);
+    converter = ut_get_converter(dBZ, radian);
+    CU_ASSERT_PTR_NULL(converter);
+
+    converter = ut_get_converter(kilometer, kilometer);
+    CU_ASSERT_PTR_NOT_NULL(converter);
+    CU_ASSERT_EQUAL(cv_convert_double(converter, 1.0), 1.0);
+    cv_free(converter);
+
+    converter = ut_get_converter(meter, kilometer);
+    CU_ASSERT_PTR_NOT_NULL(converter);
+    CU_ASSERT_TRUE(areCloseDoubles(cv_convert_double(converter, 1000.0), 1.0));
+    floats[0] = 0; floats[1] = 1000;
+    CU_ASSERT_EQUAL(cv_convert_floats(converter, floats, 2, floats), floats);
+    CU_ASSERT_EQUAL(floats[0], 0);
+    CU_ASSERT_EQUAL(floats[1], 1);
+    doubles[0] = 0; doubles[1] = 1000;
+    CU_ASSERT_EQUAL(cv_convert_doubles(converter, doubles, 2, doubles), doubles);
+    CU_ASSERT_EQUAL(doubles[0], 0);
+    CU_ASSERT_EQUAL(doubles[1], 1);
+    floats[0] = 0; floats[1] = 1000;
+    CU_ASSERT_EQUAL(cv_convert_floats(converter, floats, 1, floats+1), floats+1);
+    CU_ASSERT_EQUAL(floats[1], 0);
+    doubles[0] = 0; doubles[1] = 1000;
+    CU_ASSERT_EQUAL(cv_convert_doubles(converter, doubles, 1, doubles+1), 
+	doubles+1);
+    CU_ASSERT_EQUAL(doubles[1], 0);
+    floats[0] = 0; floats[1] = 1000;
+    CU_ASSERT_EQUAL(cv_convert_floats(converter, floats+1, 1, floats), floats);
+    CU_ASSERT_EQUAL(floats[0], 1);
+    doubles[0] = 0; doubles[1] = 1000;
+    CU_ASSERT_EQUAL(cv_convert_doubles(converter, doubles+1, 1, doubles), 
+	doubles);
+    CU_ASSERT_EQUAL(doubles[0], 1);
+    cv_free(converter);
+
+    converter = ut_get_converter(kilometer, meter);
+    CU_ASSERT_PTR_NOT_NULL(converter);
+    CU_ASSERT_EQUAL(cv_convert_double(converter, 1.0), 1000.0);
+    floats[0] = 0; floats[1] = 1;
+    CU_ASSERT_EQUAL(cv_convert_floats(converter, floats, 2, floats), floats);
+    CU_ASSERT_EQUAL(floats[0], 0);
+    CU_ASSERT_EQUAL(floats[1], 1000);
+    doubles[0] = 0; doubles[1] = 1;
+    CU_ASSERT_EQUAL(cv_convert_doubles(converter, doubles, 2, doubles), doubles);
+    CU_ASSERT_EQUAL(doubles[0], 0);
+    CU_ASSERT_EQUAL(doubles[1], 1000);
+    floats[0] = 0; floats[1] = 1;
+    CU_ASSERT_EQUAL(cv_convert_floats(converter, floats, 1, floats+1), floats+1);
+    CU_ASSERT_EQUAL(floats[1], 0);
+    doubles[0] = 0; doubles[1] = 1;
+    CU_ASSERT_EQUAL(cv_convert_doubles(converter, doubles, 1, doubles+1), 
+	doubles+1);
+    CU_ASSERT_EQUAL(doubles[1], 0);
+    floats[0] = 0; floats[1] = 1;
+    CU_ASSERT_EQUAL(cv_convert_floats(converter, floats+1, 1, floats), floats);
+    CU_ASSERT_EQUAL(floats[0], 1000);
+    doubles[0] = 0; doubles[1] = 1;
+    CU_ASSERT_EQUAL(cv_convert_doubles(converter, doubles+1, 1, doubles), 
+	doubles);
+    CU_ASSERT_EQUAL(doubles[0], 1000);
+    cv_free(converter);
+
+    converter = ut_get_converter(kelvin, celsius);
+    CU_ASSERT_PTR_NOT_NULL(converter);
+    CU_ASSERT_EQUAL(cv_convert_double(converter, 273.15), 0.0);
+    floats[0] = 0; floats[1] = 273.15;
+    CU_ASSERT_EQUAL(cv_convert_floats(converter, floats, 2, floats), floats);
+    CU_ASSERT_TRUE(areCloseFloats(floats[0], -273.15));
+    CU_ASSERT_TRUE(areCloseFloats(floats[1], 0));
+    doubles[0] = 0; doubles[1] = 273.15;
+    CU_ASSERT_EQUAL(cv_convert_doubles(converter, doubles, 2, doubles), doubles);
+    CU_ASSERT_EQUAL(doubles[0], -273.15);
+    CU_ASSERT_EQUAL(doubles[1], 0);
+    floats[0] = 0; floats[1] = 273.15;
+    CU_ASSERT_EQUAL(cv_convert_floats(converter, floats, 1, floats+1), floats+1);
+    CU_ASSERT_TRUE(areCloseFloats(floats[1], -273.15));
+    doubles[0] = 0; doubles[1] = 273.15;
+    CU_ASSERT_EQUAL(cv_convert_doubles(converter, doubles, 1, doubles+1), 
+	doubles+1);
+    CU_ASSERT_EQUAL(doubles[1], -273.15);
+    floats[0] = 0; floats[1] = 273.15;
+    CU_ASSERT_EQUAL(cv_convert_floats(converter, floats+1, 1, floats), floats);
+    CU_ASSERT_TRUE(areCloseFloats(floats[0], 0));
+    doubles[0] = 0; doubles[1] = 273.15;
+    CU_ASSERT_EQUAL(cv_convert_doubles(converter, doubles+1, 1, doubles), 
+	doubles);
+    CU_ASSERT_EQUAL(doubles[0], 0);
+    cv_free(converter);
+
+    converter = ut_get_converter(celsius, kelvin);
+    CU_ASSERT_PTR_NOT_NULL(converter);
+    CU_ASSERT_EQUAL(cv_convert_double(converter, 0.0), 273.15);
+    floats[0] = 0; floats[1] = -273.15;
+    CU_ASSERT_EQUAL(cv_convert_floats(converter, floats, 2, floats), floats);
+    CU_ASSERT_TRUE(areCloseFloats(floats[0], 273.15));
+    CU_ASSERT_TRUE(areCloseFloats(floats[1], 0));
+    doubles[0] = 0; doubles[1] = -273.15;
+    CU_ASSERT_EQUAL(cv_convert_doubles(converter, doubles, 2, doubles), doubles);
+    CU_ASSERT_EQUAL(doubles[0], 273.15);
+    CU_ASSERT_EQUAL(doubles[1], 0);
+    floats[0] = 0; floats[1] = -273.15;
+    CU_ASSERT_EQUAL(cv_convert_floats(converter, floats, 1, floats+1), floats+1);
+    CU_ASSERT_TRUE(areCloseFloats(floats[1], 273.15));
+    doubles[0] = 0; doubles[1] = -273.15;
+    CU_ASSERT_EQUAL(cv_convert_doubles(converter, doubles, 1, doubles+1), 
+	doubles+1);
+    CU_ASSERT_EQUAL(doubles[1], 273.15);
+    floats[0] = 0; floats[1] = -273.15;
+    CU_ASSERT_EQUAL(cv_convert_floats(converter, floats+1, 1, floats), floats);
+    CU_ASSERT_TRUE(areCloseFloats(floats[0], 0));
+    doubles[0] = 0; doubles[1] = -273.15;
+    CU_ASSERT_EQUAL(cv_convert_doubles(converter, doubles+1, 1, doubles), 
+	doubles);
+    CU_ASSERT_EQUAL(doubles[0], 0);
+    cv_free(converter);
+
+    converter = ut_get_converter(celsius, fahrenheit);
+    CU_ASSERT_PTR_NOT_NULL(converter);
+    CU_ASSERT_TRUE(areCloseDoubles(cv_convert_double(converter, 0.0), 32));
+    floats[0] = 0; floats[1] = 100;
+    CU_ASSERT_EQUAL(cv_convert_floats(converter, floats, 2, floats), floats);
+    CU_ASSERT_TRUE(areCloseFloats(floats[0], 32));
+    CU_ASSERT_TRUE(areCloseFloats(floats[1], 212));
+    doubles[0] = 0; doubles[1] = 100;
+    CU_ASSERT_EQUAL(cv_convert_doubles(converter, doubles, 2, doubles), doubles);
+    CU_ASSERT_TRUE(areCloseDoubles(doubles[0], 32));
+    CU_ASSERT_TRUE(areCloseDoubles(doubles[1], 212));
+    floats[0] = 0; floats[1] = 100;
+    CU_ASSERT_EQUAL(cv_convert_floats(converter, floats, 1, floats+1), floats+1);
+    CU_ASSERT_TRUE(areCloseFloats(floats[1], 32));
+    doubles[0] = 0; doubles[1] = 100;
+    CU_ASSERT_EQUAL(cv_convert_doubles(converter, doubles, 1, doubles+1), 
+	doubles+1);
+    CU_ASSERT_TRUE(areCloseDoubles(doubles[1], 32));
+    floats[0] = 0; floats[1] = 100;
+    CU_ASSERT_EQUAL(cv_convert_floats(converter, floats+1, 1, floats), floats);
+    CU_ASSERT_TRUE(areCloseFloats(floats[0], 212));
+    doubles[0] = 0; doubles[1] = 100;
+    CU_ASSERT_EQUAL(cv_convert_doubles(converter, doubles+1, 1, doubles), 
+	doubles);
+    CU_ASSERT_TRUE(areCloseDoubles(doubles[0], 212));
+    cv_free(converter);
+
+    converter = ut_get_converter(fahrenheit, celsius);
+    CU_ASSERT_PTR_NOT_NULL(converter);
+    CU_ASSERT_TRUE(areCloseDoubles(cv_convert_double(converter, 32.0), 0.0));
+    floats[0] = 32; floats[1] = 212;
+    CU_ASSERT_EQUAL(cv_convert_floats(converter, floats, 2, floats), floats);
+    CU_ASSERT_TRUE(areCloseFloats(floats[0], 0));
+    CU_ASSERT_TRUE(areCloseFloats(floats[1], 100));
+    doubles[0] = 32; doubles[1] = 212;
+    CU_ASSERT_EQUAL(cv_convert_doubles(converter, doubles, 2, doubles), doubles);
+    CU_ASSERT_TRUE(areCloseDoubles(doubles[0], 0));
+    CU_ASSERT_TRUE(areCloseDoubles(doubles[1], 100));
+    floats[0] = 32; floats[1] = 212;
+    CU_ASSERT_EQUAL(cv_convert_floats(converter, floats, 1, floats+1), floats+1);
+    CU_ASSERT_TRUE(areCloseFloats(floats[1], 0));
+    doubles[0] = 32; doubles[1] = 212;
+    CU_ASSERT_EQUAL(cv_convert_doubles(converter, doubles, 1, doubles+1), 
+	doubles+1);
+    CU_ASSERT_TRUE(areCloseDoubles(doubles[1], 0));
+    floats[0] = 32; floats[1] = 212;
+    CU_ASSERT_EQUAL(cv_convert_floats(converter, floats+1, 1, floats), floats);
+    CU_ASSERT_TRUE(areCloseFloats(floats[0], 100));
+    doubles[0] = 32; doubles[1] = 212;
+    CU_ASSERT_EQUAL(cv_convert_doubles(converter, doubles+1, 1, doubles), 
+	doubles);
+    CU_ASSERT_TRUE(areCloseDoubles(doubles[0], 100));
+    cv_free(converter);
+
+    converter = ut_get_converter(cubicMeter, dBZ);
+    CU_ASSERT_PTR_NOT_NULL(converter);
+    CU_ASSERT_TRUE(areCloseDoubles(cv_convert_double(converter, 1e-18), 0.0));
+    cv_free(converter);
+
+    converter = ut_get_converter(cubicMicron, dBZ);
+    CU_ASSERT_PTR_NOT_NULL(converter);
+    CU_ASSERT_TRUE(areCloseDoubles(cv_convert_double(converter, 1000), 30.0));
+    floats[0] = 10; floats[1] = 1000;
+    CU_ASSERT_EQUAL(cv_convert_floats(converter, floats, 2, floats), floats);
+    CU_ASSERT_TRUE(areCloseFloats(floats[0], 10));
+    CU_ASSERT_TRUE(areCloseFloats(floats[1], 30));
+    doubles[0] = 10; doubles[1] = 1000;
+    CU_ASSERT_EQUAL(cv_convert_doubles(converter, doubles, 2, doubles), doubles);
+    CU_ASSERT_TRUE(areCloseDoubles(doubles[0], 10));
+    CU_ASSERT_TRUE(areCloseDoubles(doubles[1], 30));
+    floats[0] = 10; floats[1] = 1000;
+    CU_ASSERT_EQUAL(cv_convert_floats(converter, floats, 1, floats+1), floats+1);
+    CU_ASSERT_TRUE(areCloseFloats(floats[1], 10));
+    doubles[0] = 10; doubles[1] = 1000;
+    CU_ASSERT_EQUAL(cv_convert_doubles(converter, doubles, 1, doubles+1), 
+	doubles+1);
+    CU_ASSERT_TRUE(areCloseDoubles(doubles[1], 10));
+    floats[0] = 10; floats[1] = 1000;
+    CU_ASSERT_EQUAL(cv_convert_floats(converter, floats+1, 1, floats), floats);
+    CU_ASSERT_TRUE(areCloseFloats(floats[0], 30));
+    doubles[0] = 10; doubles[1] = 1000;
+    CU_ASSERT_EQUAL(cv_convert_doubles(converter, doubles+1, 1, doubles), 
+	doubles);
+    CU_ASSERT_TRUE(areCloseDoubles(doubles[0], 30));
+    cv_free(converter);
+
+    converter = ut_get_converter(dBZ, cubicMicron);
+    CU_ASSERT_PTR_NOT_NULL(converter);
+    CU_ASSERT_TRUE(areCloseFloats(cv_convert_float(converter, 10), 10.0));
+    CU_ASSERT_TRUE(areCloseFloats(cv_convert_float(converter, 30), 1000.0));
+    CU_ASSERT_TRUE(areCloseDoubles(cv_convert_double(converter, 10), 10.0));
+    CU_ASSERT_TRUE(areCloseDoubles(cv_convert_double(converter, 30), 1000.0));
+    floats[0] = 10; floats[1] = 30;
+    CU_ASSERT_EQUAL(cv_convert_floats(converter, floats, 2, floats), floats);
+    CU_ASSERT_TRUE(areCloseFloats(floats[0], 10));
+    CU_ASSERT_TRUE(areCloseFloats(floats[1], 1000));
+    doubles[0] = 10; doubles[1] = 30;
+    CU_ASSERT_EQUAL(cv_convert_doubles(converter, doubles, 2, doubles), doubles);
+    CU_ASSERT_TRUE(areCloseDoubles(doubles[0], 10));
+    CU_ASSERT_TRUE(areCloseDoubles(doubles[1], 1000));
+    floats[0] = 10; floats[1] = 30;
+    CU_ASSERT_EQUAL(cv_convert_floats(converter, floats, 1, floats+1), floats+1);
+    CU_ASSERT_TRUE(areCloseFloats(floats[1], 10));
+    doubles[0] = 10; doubles[1] = 30;
+    CU_ASSERT_EQUAL(cv_convert_doubles(converter, doubles, 1, doubles+1), 
+	doubles+1);
+    CU_ASSERT_TRUE(areCloseDoubles(doubles[1], 10));
+    floats[0] = 10; floats[1] = 30;
+    CU_ASSERT_EQUAL(cv_convert_floats(converter, floats+1, 1, floats), floats);
+    CU_ASSERT_TRUE(areCloseFloats(floats[0], 1000));
+    doubles[0] = 10; doubles[1] = 30;
+    CU_ASSERT_EQUAL(cv_convert_doubles(converter, doubles+1, 1, doubles), 
+	doubles);
+    CU_ASSERT_TRUE(areCloseDoubles(doubles[0], 1000));
+    cv_free(converter);
+
+    converter = ut_get_converter(second, hertz);
+    CU_ASSERT_PTR_NOT_NULL(converter);
+    CU_ASSERT_TRUE(areCloseFloats(cv_convert_float(converter, 1.0), 1.0));
+    CU_ASSERT_TRUE(areCloseFloats(cv_convert_float(converter, 5.0), 1/5.0));
+    CU_ASSERT_TRUE(areCloseDoubles(cv_convert_double(converter, 1.0), 1.0));
+    CU_ASSERT_TRUE(areCloseDoubles(cv_convert_double(converter, 5.0), 1/5.0));
+    floats[0] = 1; floats[1] = 5;
+    CU_ASSERT_EQUAL(cv_convert_floats(converter, floats, 2, floats), floats);
+    CU_ASSERT_TRUE(areCloseFloats(floats[0], 1.0));
+    CU_ASSERT_TRUE(areCloseFloats(floats[1], 1.0/5));
+    doubles[0] = 1; doubles[1] = 5;
+    CU_ASSERT_EQUAL(cv_convert_doubles(converter, doubles, 2, doubles), doubles);
+    CU_ASSERT_TRUE(areCloseDoubles(doubles[0], 1));
+    CU_ASSERT_TRUE(areCloseDoubles(doubles[1], 1.0/5));
+    cv_free(converter);
+
+    converter = ut_get_converter(second, megahertz);
+    CU_ASSERT_PTR_NOT_NULL(converter);
+    CU_ASSERT_TRUE(areCloseFloats(cv_convert_float(converter, 1), 1e-6));
+    CU_ASSERT_TRUE(areCloseFloats(cv_convert_float(converter, 1e-6), 1.0));
+    CU_ASSERT_TRUE(areCloseDoubles(cv_convert_double(converter, 1), 1e-6));
+    CU_ASSERT_TRUE(areCloseDoubles(cv_convert_double(converter, 1e-6), 1.0));
+    floats[0] = 1; floats[1] = 1e-6;
+    CU_ASSERT_EQUAL(cv_convert_floats(converter, floats, 2, floats), floats);
+    CU_ASSERT_TRUE(areCloseFloats(floats[0], 1e-6));
+    CU_ASSERT_TRUE(areCloseFloats(floats[1], 1));
+    doubles[0] = 1; doubles[1] = 1e-6;
+    CU_ASSERT_EQUAL(cv_convert_doubles(converter, doubles, 2, doubles), doubles);
+    CU_ASSERT_TRUE(areCloseDoubles(doubles[0], 1e-6));
+    CU_ASSERT_TRUE(areCloseDoubles(doubles[1], 1));
+    cv_free(converter);
+
+    converter = ut_get_converter(secondsSinceTheEpoch, minutesSinceTheMillenium);
+    CU_ASSERT_PTR_NOT_NULL(converter);
+    cv_free(converter);
+
+    CU_ASSERT_PTR_NULL(ut_get_converter(NULL, meter));
+    CU_ASSERT_PTR_NULL(ut_get_converter(meter, NULL));
+}
+
+
+static void
+test_utOffsetByTime(void)
+{
+    char		buf[80];
+    int			nchar;
+    cv_converter*	converter;
+    ut_unit*		day;
+    ut_unit*		daysSinceTheEpoch;
+    double		doubles[2];
+    float		floats[2];
+
+    secondsSinceTheEpoch =
+        ut_offset_by_time(second, ut_encode_time(1970, 1, 1, 0, 0, 0));
+    CU_ASSERT_PTR_NOT_NULL(secondsSinceTheEpoch);
+    nchar = ut_format(secondsSinceTheEpoch, buf, sizeof(buf)-1, asciiSymbolDef);
+    CU_ASSERT_TRUE_FATAL(nchar > 0);
+    CU_ASSERT_TRUE_FATAL(nchar < sizeof(buf));
+    buf[nchar] = 0;
+    CU_ASSERT_STRING_EQUAL(buf, "s @ 19700101T000000.0000000 UTC");
+
+    minutesSinceTheMillenium =
+        ut_offset_by_time(minute, ut_encode_time(2001, 1, 1, 0, 0, 0));
+    CU_ASSERT_PTR_NOT_NULL(minutesSinceTheMillenium);
+
+    nchar = ut_format(secondsSinceTheEpoch, buf, sizeof(buf)-1, asciiNameDef);
+    CU_ASSERT_TRUE_FATAL(nchar > 0);
+    CU_ASSERT_TRUE_FATAL(nchar < sizeof(buf));
+    buf[nchar] = 0;
+    CU_ASSERT_STRING_EQUAL(buf, "second since 1970-01-01 00:00:00.0000000 UTC");
+
+    converter = ut_get_converter(secondsSinceTheEpoch, secondsSinceTheEpoch);
+    CU_ASSERT_PTR_NOT_NULL(converter);
+    CU_ASSERT_TRUE(areCloseDoubles(cv_convert_double(converter, 1000), 1000));
+    floats[0] = 0; floats[1] = 1000;
+    CU_ASSERT_EQUAL(cv_convert_floats(converter, floats, 2, floats), floats);
+    CU_ASSERT_TRUE(areCloseFloats(floats[0], 0));
+    CU_ASSERT_TRUE(areCloseFloats(floats[1], 1000));
+    doubles[0] = 0; doubles[1] = 1000;
+    CU_ASSERT_EQUAL(cv_convert_doubles(converter, doubles, 2, doubles), doubles);
+    CU_ASSERT_TRUE(areCloseDoubles(doubles[0], 0));
+    CU_ASSERT_TRUE(areCloseDoubles(doubles[1], 1000));
+    floats[0] = 0; floats[1] = 1000;
+    CU_ASSERT_EQUAL(cv_convert_floats(converter, floats, 1, floats+1), floats+1);
+    CU_ASSERT_TRUE(areCloseFloats(floats[1], 0));
+    doubles[0] = 0; doubles[1] = 1000;
+    CU_ASSERT_EQUAL(cv_convert_doubles(converter, doubles, 1, doubles+1), 
+	doubles+1);
+    CU_ASSERT_TRUE(areCloseDoubles(doubles[1], 0));
+    floats[0] = 0; floats[1] = 1000;
+    CU_ASSERT_EQUAL(cv_convert_floats(converter, floats+1, 1, floats), floats);
+    CU_ASSERT_TRUE(areCloseFloats(floats[0], 1000));
+    doubles[0] = 0; doubles[1] = 1000;
+    CU_ASSERT_EQUAL(cv_convert_doubles(converter, doubles+1, 1, doubles), 
+	doubles);
+    CU_ASSERT_TRUE(areCloseDoubles(doubles[0], 1000));
+    cv_free(converter);
+
+    day = ut_scale(86400, second);
+    CU_ASSERT_PTR_NOT_NULL_FATAL(day);
+    daysSinceTheEpoch = ut_offset_by_time(day, ut_encode_time(1970, 1, 1, 0, 0, 0));
+    ut_free(day);
+    CU_ASSERT_PTR_NOT_NULL_FATAL(daysSinceTheEpoch);
+    nchar = ut_format(daysSinceTheEpoch, buf, sizeof(buf)-1, asciiSymbolDef);
+    CU_ASSERT_TRUE_FATAL(nchar > 0);
+    CU_ASSERT_TRUE_FATAL(nchar < sizeof(buf));
+    buf[nchar] = 0;
+    CU_ASSERT_STRING_EQUAL(buf, "(86400 s) @ 19700101T000000.0000000 UTC");
+
+    converter = ut_get_converter(secondsSinceTheEpoch, daysSinceTheEpoch);
+    CU_ASSERT_PTR_NOT_NULL(converter);
+    CU_ASSERT_TRUE(areCloseDoubles(cv_convert_double(converter, 86400), 1));
+    floats[0] = 0; floats[1] = 86400;
+    CU_ASSERT_EQUAL(cv_convert_floats(converter, floats, 2, floats), floats);
+    CU_ASSERT_TRUE(areCloseFloats(floats[0], 0));
+    CU_ASSERT_TRUE(areCloseFloats(floats[1], 1));
+    doubles[0] = 0; doubles[1] = 86400;
+    CU_ASSERT_EQUAL(cv_convert_doubles(converter, doubles, 2, doubles), doubles);
+    CU_ASSERT_TRUE(areCloseDoubles(doubles[0], 0));
+    CU_ASSERT_TRUE(areCloseDoubles(doubles[1], 1));
+    floats[0] = 0; floats[1] = 86400;
+    CU_ASSERT_EQUAL(cv_convert_floats(converter, floats, 1, floats+1), floats+1);
+    CU_ASSERT_TRUE(areCloseFloats(floats[1], 0));
+    doubles[0] = 0; doubles[1] = 86400;
+    CU_ASSERT_EQUAL(cv_convert_doubles(converter, doubles, 1, doubles+1), 
+	doubles+1);
+    CU_ASSERT_TRUE(areCloseDoubles(doubles[1], 0));
+    floats[0] = 0; floats[1] = 86400;
+    CU_ASSERT_EQUAL(cv_convert_floats(converter, floats+1, 1, floats), floats);
+    CU_ASSERT_TRUE(areCloseFloats(floats[0], 1));
+    doubles[0] = 0; doubles[1] = 86400;
+    CU_ASSERT_EQUAL(cv_convert_doubles(converter, doubles+1, 1, doubles), 
+	doubles);
+    CU_ASSERT_TRUE(areCloseDoubles(doubles[0], 1));
+    cv_free(converter);
+
+    converter = ut_get_converter(daysSinceTheEpoch, secondsSinceTheEpoch);
+    CU_ASSERT_PTR_NOT_NULL(converter);
+    CU_ASSERT_TRUE(areCloseDoubles(cv_convert_double(converter, 1), 86400));
+    floats[0] = 0; floats[1] = 1;
+    CU_ASSERT_EQUAL(cv_convert_floats(converter, floats, 2, floats), floats);
+    CU_ASSERT_TRUE(areCloseFloats(floats[0], 0));
+    CU_ASSERT_TRUE(areCloseFloats(floats[1], 86400));
+    doubles[0] = 0; doubles[1] = 1;
+    CU_ASSERT_EQUAL(cv_convert_doubles(converter, doubles, 2, doubles), doubles);
+    CU_ASSERT_TRUE(areCloseDoubles(doubles[0], 0));
+    CU_ASSERT_TRUE(areCloseDoubles(doubles[1], 86400));
+    floats[0] = 0; floats[1] = 1;
+    CU_ASSERT_EQUAL(cv_convert_floats(converter, floats, 1, floats+1), floats+1);
+    CU_ASSERT_TRUE(areCloseFloats(floats[1], 0));
+    doubles[0] = 0; doubles[1] = 1;
+    CU_ASSERT_EQUAL(cv_convert_doubles(converter, doubles, 1, doubles+1), 
+	doubles+1);
+    CU_ASSERT_TRUE(areCloseDoubles(doubles[1], 0));
+    floats[0] = 0; floats[1] = 1;
+    CU_ASSERT_EQUAL(cv_convert_floats(converter, floats+1, 1, floats), floats);
+    CU_ASSERT_TRUE(areCloseFloats(floats[0], 86400));
+    doubles[0] = 0; doubles[1] = 1;
+    CU_ASSERT_EQUAL(cv_convert_doubles(converter, doubles+1, 1, doubles), 
+	doubles);
+    CU_ASSERT_TRUE(areCloseDoubles(doubles[0], 86400));
+    cv_free(converter);
+
+    ut_free(daysSinceTheEpoch);
+
+    {
+        /*
+         * "Naked hour" test
+         */
+        ut_unit* unit = ut_parse(unitSystem,
+                "second since 1970-01-01 0", UT_ASCII);
+        CU_ASSERT_PTR_NOT_NULL(unit);
+        if (unit) {
+            converter = ut_get_converter(unit, secondsSinceTheEpoch);
+            CU_ASSERT_PTR_NOT_NULL(converter);
+            if (converter) {
+                CU_ASSERT_TRUE(areCloseDoubles(cv_convert_double(converter, 0), 0));
+                cv_free(converter);
+            }
+            ut_free(unit);
+        }
+
+        unit = ut_parse(unitSystem,
+                "second since 1970-01-01 0+1", UT_ASCII);
+        CU_ASSERT_PTR_NOT_NULL(unit);
+        if (unit) {
+            converter = ut_get_converter(unit, secondsSinceTheEpoch);
+            CU_ASSERT_PTR_NOT_NULL(converter);
+            if (converter) {
+                CU_ASSERT_TRUE(areCloseDoubles(cv_convert_double(converter, 0), -3600));
+                cv_free(converter);
+            }
+            ut_free(unit);
+        }
+
+        unit = ut_parse(unitSystem,
+                "second since 1970-01-01 0 +1", UT_ASCII);
+        CU_ASSERT_PTR_NOT_NULL(unit);
+        if (unit) {
+            converter = ut_get_converter(unit, secondsSinceTheEpoch);
+            CU_ASSERT_PTR_NOT_NULL(converter);
+            if (converter) {
+                CU_ASSERT_TRUE(areCloseDoubles(cv_convert_double(converter, 0), -3600));
+                cv_free(converter);
+            }
+            ut_free(unit);
+        }
+    }
+
+    CU_ASSERT_PTR_NULL(ut_offset_by_time(NULL, ut_encode_time(0, 0, 0, 0, 0, 0)));
+    CU_ASSERT_EQUAL(ut_get_status(), UT_BAD_ARG);
+}
+
+
+static void
+test_ut_decode_time(void)
+{
+    double      timeval = ut_encode_time(2001, 1, 1, 0, 0, 0);
+    int         year1, month1, day1, hour1, minute1;
+    int         year2, month2, day2, hour2, minute2;
+    double      second1, resolution1;
+    double      second2, resolution2;
+    ut_unit*    unit;
+
+    ut_decode_time(timeval, &year1, &month1, &day1, &hour1, &minute1,
+        &second1, &resolution1);
+    unit = ut_parse(unitSystem, "second since 2010-01-11T09:08:10Z", UT_ASCII);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    ut_free(unit);
+    ut_decode_time(timeval, &year2, &month2, &day2, &hour2, &minute2,
+        &second2, &resolution2);
+    CU_ASSERT_EQUAL(year1, year2);
+    CU_ASSERT_EQUAL(month1, month2);
+    CU_ASSERT_EQUAL(day1, day2);
+    CU_ASSERT_EQUAL(hour1, hour2);
+    CU_ASSERT_EQUAL(minute1, minute2);
+    CU_ASSERT_EQUAL(second1, second2);
+    CU_ASSERT_EQUAL(resolution1, resolution2);
+}
+
+
+
+static void
+test_utSetEncoding(void)
+{
+    char		buf[80];
+    int			nchar;
+
+    nchar = ut_format(watt, buf, sizeof(buf)-1, asciiSymbolDef);
+    CU_ASSERT_TRUE_FATAL(nchar > 0);
+    CU_ASSERT_TRUE_FATAL(nchar < sizeof(buf));
+    buf[nchar] = 0;
+    CU_ASSERT_STRING_EQUAL(buf, "kg.m2.s-3");
+
+    nchar = ut_format(watt, buf, sizeof(buf)-1, latin1SymbolDef);
+    CU_ASSERT_TRUE_FATAL(nchar > 0);
+    CU_ASSERT_TRUE_FATAL(nchar < sizeof(buf));
+    buf[nchar] = 0;
+    CU_ASSERT_STRING_EQUAL(buf, "m\xb2\xb7kg/s\xb3");
+
+    nchar = ut_format(watt, buf, sizeof(buf)-1, utf8SymbolDef);
+    CU_ASSERT_TRUE_FATAL(nchar > 0);
+    CU_ASSERT_TRUE_FATAL(nchar < sizeof(buf));
+    buf[nchar] = 0;
+    CU_ASSERT_STRING_EQUAL(buf,
+	"kg\xc2\xb7m\xc2\xb2\xc2\xb7s\xe2\x81\xbb\xc2\xb3");
+
+    nchar = ut_format(wattSquared, buf, sizeof(buf)-1, utf8SymbolDef);
+    CU_ASSERT_TRUE_FATAL(nchar > 0);
+    CU_ASSERT_TRUE_FATAL(nchar < sizeof(buf));
+    buf[nchar] = 0;
+    CU_ASSERT_STRING_EQUAL(buf,
+	"kg\xc2\xb2\xc2\xb7m\xe2\x81\xb4\xc2\xb7s\xe2\x81\xbb\xe2\x81\xb6");
+        /* kg2.m4.s-6 */
+}
+
+
+static void
+test_utCompare(void)
+{
+    CU_ASSERT_NOT_EQUAL(ut_compare(kilogram, meter), 0);
+    CU_ASSERT_NOT_EQUAL(ut_compare(meter, radian), 0);
+    CU_ASSERT_NOT_EQUAL(ut_compare(radian, kelvin), 0);
+    CU_ASSERT_NOT_EQUAL(ut_compare(kelvin, second), 0);
+    CU_ASSERT_NOT_EQUAL(ut_compare(second, minute), 0);
+    CU_ASSERT_NOT_EQUAL(ut_compare(minute, kilometer), 0);
+    CU_ASSERT_NOT_EQUAL(ut_compare(kilometer, rankine), 0);
+    CU_ASSERT_NOT_EQUAL(ut_compare(rankine, celsius), 0);
+    CU_ASSERT_NOT_EQUAL(ut_compare(celsius, fahrenheit), 0);
+    CU_ASSERT_NOT_EQUAL(ut_compare(fahrenheit, watt), 0);
+    CU_ASSERT_NOT_EQUAL(ut_compare(watt, cubicMicron), 0);
+    CU_ASSERT_NOT_EQUAL(ut_compare(BZ, cubicMicron), 0);
+    CU_ASSERT_NOT_EQUAL(ut_compare(cubicMicron, dBZ), 0);
+    CU_ASSERT_NOT_EQUAL(ut_compare(dBZ, secondsSinceTheEpoch), 0);
+    CU_ASSERT_NOT_EQUAL(ut_compare(secondsSinceTheEpoch, hertz), 0);
+    CU_ASSERT_NOT_EQUAL(ut_compare(hertz, megahertz), 0);
+    CU_ASSERT_NOT_EQUAL(ut_compare(megahertz, kilogram), 0);
+    CU_ASSERT_NOT_EQUAL(ut_compare(dBZ, meter), 0);
+
+    CU_ASSERT_EQUAL(ut_compare(NULL, meter), -1);
+    CU_ASSERT_EQUAL(ut_compare(NULL, NULL), 0);
+    CU_ASSERT_EQUAL(ut_compare(meter, NULL), 1);
+}
+
+
+static void
+test_parsing(void)
+{
+    ut_unit*	unit;
+    char*	spec;
+
+    spec = "34 quatloos";
+    unit = ut_parse(unitSystem, spec, UT_ASCII);
+    CU_ASSERT_PTR_NULL(unit);
+    CU_ASSERT_EQUAL(ut_get_status(), UT_UNKNOWN);
+
+    spec = "$&/^";
+    unit = ut_parse(unitSystem, spec, UT_ASCII);
+    CU_ASSERT_PTR_NULL(unit);
+    CU_ASSERT_EQUAL(ut_get_status(), UT_UNKNOWN);
+
+    unit = ut_parse(unitSystem, NULL, UT_ASCII);
+    CU_ASSERT_PTR_NULL(unit);
+    CU_ASSERT_EQUAL(ut_get_status(), UT_BAD_ARG);
+
+    unit = ut_parse(NULL, "kg", UT_ASCII);
+    CU_ASSERT_PTR_NULL(unit);
+    CU_ASSERT_EQUAL(ut_get_status(), UT_BAD_ARG);
+
+    spec = "m";
+    unit = ut_parse(unitSystem, spec, UT_ASCII);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    CU_ASSERT_EQUAL(ut_compare(unit, meter), 0);
+    ut_free(unit);
+
+    spec = "kg.m";
+    unit = ut_parse(unitSystem, spec, UT_ASCII);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    ut_free(unit);
+
+    spec = "kg m";
+    unit = ut_parse(unitSystem, spec, UT_ASCII);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    ut_free(unit);
+
+    spec = "1/s";
+    unit = ut_parse(unitSystem, spec, UT_ASCII);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    CU_ASSERT_EQUAL(ut_compare(unit, hertz), 0);
+    ut_free(unit);
+
+    spec = "kg.m2.s-3";
+    unit = ut_parse(unitSystem, spec, UT_ASCII);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    CU_ASSERT_EQUAL(ut_compare(unit, watt), 0);
+    ut_free(unit);
+
+    spec = "kg.m2/s3";
+    unit = ut_parse(unitSystem, spec, UT_ASCII);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    CU_ASSERT_EQUAL(ut_compare(unit, watt), 0);
+    ut_free(unit);
+
+    spec = "s-3.m2.kg";
+    unit = ut_parse(unitSystem, spec, UT_ASCII);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    CU_ASSERT_EQUAL(ut_compare(unit, watt), 0);
+    ut_free(unit);
+
+    spec = "(kg.m2/s3)";
+    unit = ut_parse(unitSystem, spec, UT_ASCII);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    CU_ASSERT_EQUAL(ut_compare(unit, watt), 0);
+    ut_free(unit);
+
+    spec = "(kg.m2/s3)^1";
+    unit = ut_parse(unitSystem, spec, UT_ASCII);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    CU_ASSERT_EQUAL(ut_compare(unit, watt), 0);
+    ut_free(unit);
+
+    spec = "kg.(m/s)^2.s-1";
+    unit = ut_parse(unitSystem, spec, UT_ASCII);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    CU_ASSERT_EQUAL(ut_compare(unit, watt), 0);
+    ut_free(unit);
+
+    spec = "1000 m";
+    unit = ut_parse(unitSystem, spec, UT_ASCII);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    CU_ASSERT_EQUAL(ut_compare(unit, kilometer), 0);
+    ut_free(unit);
+
+    spec = "(1000)(m)";
+    unit = ut_parse(unitSystem, spec, UT_ASCII);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    CU_ASSERT_EQUAL(ut_compare(unit, kilometer), 0);
+    ut_free(unit);
+
+    spec = "1/2";
+    unit = ut_parse(unitSystem, spec, UT_ASCII);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    CU_ASSERT_EQUAL(ut_are_convertible(unit,
+            ut_get_dimensionless_unit_one(unitSystem)), 1);
+    ut_free(unit);
+
+    spec = "1/(2)";
+    unit = ut_parse(unitSystem, spec, UT_ASCII);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    CU_ASSERT_EQUAL(ut_are_convertible(unit,
+            ut_get_dimensionless_unit_one(unitSystem)), 1);
+    ut_free(unit);
+
+    spec = "1/m";
+    unit = ut_parse(unitSystem, spec, UT_ASCII);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    CU_ASSERT_EQUAL(ut_are_convertible(unit, meter), 1);
+    ut_free(unit);
+
+    spec = "1/(2 m)";
+    unit = ut_parse(unitSystem, spec, UT_ASCII);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    CU_ASSERT_EQUAL(ut_are_convertible(unit, meter), 1);
+    ut_free(unit);
+
+    spec = "(K/1.8) @ 459.67";
+    unit = ut_parse(unitSystem, spec, UT_ASCII);
+    CU_ASSERT_EQUAL(ut_are_convertible(unit, fahrenheit), 1);
+    ut_free(unit);
+
+    spec = "METER";
+    unit = ut_parse(unitSystem, spec, UT_ASCII);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    CU_ASSERT_EQUAL(ut_compare(unit, meter), 0);
+    ut_free(unit);
+
+    spec = "s @ 19700101T000000";
+    unit = ut_parse(unitSystem, spec, UT_ASCII);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    CU_ASSERT_EQUAL(ut_compare(unit, secondsSinceTheEpoch), 0);
+    ut_free(unit);
+
+    spec = "s at 19700101T000000 UTC";
+    unit = ut_parse(unitSystem, spec, UT_ASCII);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    CU_ASSERT_EQUAL(ut_compare(unit, secondsSinceTheEpoch), 0);
+    ut_free(unit);
+
+    spec = "s at 19700101T000000Z";
+    unit = ut_parse(unitSystem, spec, UT_ASCII);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    CU_ASSERT_EQUAL(ut_compare(unit, secondsSinceTheEpoch), 0);
+    ut_free(unit);
+
+    spec = "s at 19700101T000000 Z";
+    unit = ut_parse(unitSystem, spec, UT_ASCII);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    CU_ASSERT_EQUAL(ut_compare(unit, secondsSinceTheEpoch), 0);
+    ut_free(unit);
+
+    spec = "s @ 1970-01-01 00:00:00";
+    unit = ut_parse(unitSystem, spec, UT_ASCII);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    CU_ASSERT_EQUAL(ut_compare(unit, secondsSinceTheEpoch), 0);
+    ut_free(unit);
+
+    spec = "s @ 1970-01-01T00:00:00";
+    unit = ut_parse(unitSystem, spec, UT_ASCII);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    CU_ASSERT_EQUAL(ut_compare(unit, secondsSinceTheEpoch), 0);
+    ut_free(unit);
+
+    spec = "s at 1970-01-01T00:00:00Z";
+    unit = ut_parse(unitSystem, spec, UT_ASCII);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    CU_ASSERT_EQUAL(ut_compare(unit, secondsSinceTheEpoch), 0);
+    ut_free(unit);
+
+    spec = "s @ 1970-01-01T00:00:00Z";
+    unit = ut_parse(unitSystem, spec, UT_ASCII);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    CU_ASSERT_EQUAL(ut_compare(unit, secondsSinceTheEpoch), 0);
+    ut_free(unit);
+
+    spec = "second at 1970-01-01T00:00:00Z";
+    unit = ut_parse(unitSystem, spec, UT_ASCII);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    CU_ASSERT_EQUAL(ut_compare(unit, secondsSinceTheEpoch), 0);
+    ut_free(unit);
+
+    spec = "second @ 1970-01-01T00:00:00Z";
+    unit = ut_parse(unitSystem, spec, UT_ASCII);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    CU_ASSERT_EQUAL(ut_compare(unit, secondsSinceTheEpoch), 0);
+    ut_free(unit);
+
+    spec = "second since 1970-01-01T00:00:00Z";
+    unit = ut_parse(unitSystem, spec, UT_ASCII);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    CU_ASSERT_EQUAL(ut_compare(unit, secondsSinceTheEpoch), 0);
+    ut_free(unit);
+
+    spec = "second ref 1970-01-01T00:00:00Z";
+    unit = ut_parse(unitSystem, spec, UT_ASCII);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    CU_ASSERT_EQUAL(ut_compare(unit, secondsSinceTheEpoch), 0);
+    ut_free(unit);
+
+    spec = "kg\xb7m\xb2/s\xb3"; /* "kg" mid-dot "m" squared "/" "s" cubed */
+    unit = ut_parse(unitSystem, spec, UT_LATIN1);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    CU_ASSERT_EQUAL(ut_compare(unit, watt), 0);
+    ut_free(unit);
+
+    spec = "(kg)(m)^2/(s)^3";
+    unit = ut_parse(unitSystem, spec, UT_ASCII);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    CU_ASSERT_EQUAL(ut_compare(unit, watt), 0);
+    ut_free(unit);
+
+    spec = "kg\xc2\xb7m\xc2\xb2/s\xc2\xb3";
+    unit = ut_parse(unitSystem, spec, UT_UTF8);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    CU_ASSERT_EQUAL(ut_compare(unit, watt), 0);
+    ut_free(unit);
+
+    spec = "0.1 lg(re (1e-6 m)^3)";
+    unit = ut_parse(unitSystem, spec, UT_ASCII);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    CU_ASSERT_EQUAL(ut_compare(unit, dBZ), 0);
+    ut_free(unit);
+
+    {
+        char    buf[] = " (K/1.8) @ 459.67 ";
+
+        (void)ut_trim(buf, UT_ASCII);
+
+        unit = ut_parse(unitSystem, buf, UT_ASCII);
+        CU_ASSERT_PTR_NOT_NULL(unit);
+        CU_ASSERT_EQUAL(ut_are_convertible(unit, fahrenheit), 1);
+        ut_free(unit);
+    }
+
+    spec = "1";
+    unit = ut_parse(unitSystem, spec, UT_ASCII);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    CU_ASSERT_EQUAL(ut_compare(ut_get_dimensionless_unit_one(unitSystem), unit), 0);
+    ut_free(unit);
+
+    spec = "3.141592653589793238462643383279";
+    unit = ut_parse(unitSystem, spec, UT_ASCII);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    ut_free(unit);
+
+    spec = "";
+    unit = ut_parse(unitSystem, spec, UT_ASCII);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    CU_ASSERT_EQUAL(ut_compare(ut_get_dimensionless_unit_one(unitSystem), unit), 0);
+    ut_free(unit);
+
+    spec = "km";
+    unit = ut_parse(unitSystem, spec, UT_ASCII);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    CU_ASSERT_EQUAL(ut_compare(kilometer, unit), 0);
+    ut_free(unit);
+
+    spec = "\xb5m"; /* mu "m" */
+    unit = ut_parse(unitSystem, spec, UT_LATIN1);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    CU_ASSERT_EQUAL(ut_compare(unit, micron), 0);
+    ut_free(unit);
+
+    spec = "\xb5megaHz"; /* mu "megaHz" */
+    unit = ut_parse(unitSystem, spec, UT_LATIN1);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    CU_ASSERT_EQUAL(ut_compare(unit, hertz), 0);
+    ut_free(unit);
+
+    spec = "MeGa\xb5Hertz"; /* "MeGa" mu "Hertz" */
+    unit = ut_parse(unitSystem, spec, UT_LATIN1);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    CU_ASSERT_EQUAL(ut_compare(unit, hertz), 0);
+    ut_free(unit);
+
+    spec = "meter @ 100 @ 10";
+    unit = ut_parse(unitSystem, spec, UT_LATIN1);
+    CU_ASSERT_PTR_NULL(unit);
+    CU_ASSERT_EQUAL(ut_get_status(), UT_SYNTAX);
+}
+
+
+static void
+test_visitor(void)
+{
+    CU_ASSERT_EQUAL(ut_accept_visitor(NULL, NULL, NULL), UT_BAD_ARG);
+}
+
+
+static void
+test_xml(void)
+{
+    ut_system*          xmlSystem;
+    glob_t              files;
+    int                 status;
+    ut_unit*            unit1;
+    ut_unit*            unit2;
+    cv_converter*	    converter;
+    char*		        spec;
+    ut_unit*		    unit;
+
+    ut_set_error_message_handler(ut_write_to_stderr);
+    xmlSystem = ut_read_xml(xmlPath);
+    CU_ASSERT_PTR_NOT_NULL_FATAL(xmlSystem);
+
+    spec = "seconds at 1970-01-01T00:00:00Z";
+    unit = ut_parse(xmlSystem, spec, UT_ASCII);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    ut_free(unit);
+
+    spec = "seconds @ 1970-01-01T00:00:00Z";
+    unit = ut_parse(xmlSystem, spec, UT_ASCII);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    ut_free(unit);
+
+    spec = "seconds since 1970-01-01T00:00:00Z";
+    unit = ut_parse(xmlSystem, spec, UT_ASCII);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    ut_free(unit);
+
+    spec = "seconds since 1970-01-01T00:00:00Z";
+    unit = ut_parse(xmlSystem, spec, UT_ASCII);
+    CU_ASSERT_PTR_NOT_NULL(unit);
+    ut_free(unit);
+
+    unit1 = ut_get_unit_by_symbol(unitSystem, "\xb0K"); /* Latin-1 degree sym */
+    CU_ASSERT_PTR_NOT_NULL(unit1);
+    CU_ASSERT_EQUAL(ut_compare(unit1, kelvin), 0);
+    ut_free(unit1);
+
+    unit1 = ut_parse(xmlSystem, "\xb0K", UT_LATIN1);    /* degree sign */
+    CU_ASSERT_PTR_NOT_NULL(unit1);
+
+    unit2 = ut_parse(xmlSystem, "K", UT_LATIN1);
+    CU_ASSERT_PTR_NOT_NULL(unit2);
+
+    CU_ASSERT_EQUAL(ut_compare(unit1, unit2), 0);
+
+    ut_free(unit1);
+
+    unit1 = ut_parse(xmlSystem, "\xc2\xb5K", UT_UTF8);  /* "mu" character */
+    CU_ASSERT_PTR_NOT_NULL(unit1);
+    converter = ut_get_converter(unit1, unit2);
+    CU_ASSERT_PTR_NOT_NULL_FATAL(converter);
+    CU_ASSERT_TRUE(areCloseDoubles(cv_convert_double(converter, 1e6), 1.0));
+
+    cv_free(converter);
+    ut_free(unit1);
+    ut_free(unit2);
+
+    unit1 = ut_parse(xmlSystem, "arc_degree", UT_ASCII);
+    CU_ASSERT_PTR_NOT_NULL(unit1);
+    unit2 = ut_parse(xmlSystem, "arc""\xA0""degree", UT_LATIN1);  /* NBSP */
+    CU_ASSERT_PTR_NOT_NULL(unit2);
+    CU_ASSERT_EQUAL(ut_compare(unit1, unit2), 0);
+    ut_free(unit2);
+    unit2 = ut_parse(xmlSystem, "\xB0", UT_LATIN1);  /* degree sign */
+    CU_ASSERT_PTR_NOT_NULL(unit2);
+    CU_ASSERT_EQUAL(ut_compare(unit1, unit2), 0);
+    ut_free(unit2);
+    unit2 = ut_parse(xmlSystem, "\xC2\xB0", UT_UTF8);  /* degree sign */
+    CU_ASSERT_PTR_NOT_NULL(unit2);
+    CU_ASSERT_EQUAL(ut_compare(unit1, unit2), 0);
+    ut_free(unit2);
+    ut_free(unit1);
+
+    unit1 = ut_parse(xmlSystem, "arc_minute", UT_ASCII);
+    CU_ASSERT_PTR_NOT_NULL(unit1);
+    unit2 = ut_parse(xmlSystem, "arc""\xA0""minute", UT_LATIN1);  /* NBSP */
+    CU_ASSERT_PTR_NOT_NULL(unit2);
+    CU_ASSERT_EQUAL(ut_compare(unit1, unit2), 0);
+    ut_free(unit2);
+    unit2 = ut_parse(xmlSystem, "'", UT_ASCII);
+    CU_ASSERT_PTR_NOT_NULL(unit2);
+    CU_ASSERT_EQUAL(ut_compare(unit1, unit2), 0);
+    ut_free(unit2);
+    unit2 = ut_parse(xmlSystem, "\xE2\x80\xB2", UT_UTF8);  /* PRIME */
+    CU_ASSERT_PTR_NOT_NULL(unit2);
+    CU_ASSERT_EQUAL(ut_compare(unit1, unit2), 0);
+    ut_free(unit2);
+    ut_free(unit1);
+
+    unit1 = ut_parse(xmlSystem, "arc_second", UT_ASCII);
+    CU_ASSERT_PTR_NOT_NULL(unit1);
+    unit2 = ut_parse(xmlSystem, "arc""\xA0""second", UT_LATIN1);  /* NBSP */
+    CU_ASSERT_PTR_NOT_NULL(unit2);
+    CU_ASSERT_EQUAL(ut_compare(unit1, unit2), 0);
+    ut_free(unit2);
+    unit2 = ut_parse(xmlSystem, "\"", UT_ASCII);
+    CU_ASSERT_PTR_NOT_NULL(unit2);
+    CU_ASSERT_EQUAL(ut_compare(unit1, unit2), 0);
+    ut_free(unit2);
+    unit2 = ut_parse(xmlSystem, "\xE2\x80\xB3", UT_UTF8);  /* DOUBLE PRIME */
+    CU_ASSERT_PTR_NOT_NULL(unit2);
+    CU_ASSERT_EQUAL(ut_compare(unit1, unit2), 0);
+    ut_free(unit2);
+    ut_free(unit1);
+
+    unit1 = ut_parse(xmlSystem, "ohm", UT_ASCII);
+    CU_ASSERT_PTR_NOT_NULL(unit1);
+    unit2 = ut_parse(xmlSystem, "\xCE\xA9", UT_UTF8);  /* UPPER CASE OMEGA */
+    CU_ASSERT_PTR_NOT_NULL(unit2);
+    CU_ASSERT_EQUAL(ut_compare(unit1, unit2), 0);
+    ut_free(unit2);
+    unit2 = ut_parse(xmlSystem, "\xE2\x84\xA6", UT_UTF8);  /* OHM SIGN */
+    CU_ASSERT_PTR_NOT_NULL(unit2);
+    CU_ASSERT_EQUAL(ut_compare(unit1, unit2), 0);
+    ut_free(unit2);
+    ut_free(unit1);
+
+    unit1 = ut_parse(xmlSystem, "degree_celsius", UT_ASCII);
+    CU_ASSERT_PTR_NOT_NULL(unit1);
+    unit2 = ut_parse(xmlSystem, "degree""\xA0""celsius", UT_LATIN1);/* NBSP */
+    CU_ASSERT_PTR_NOT_NULL(unit2);
+    CU_ASSERT_EQUAL(ut_compare(unit1, unit2), 0);
+    ut_free(unit2);
+    unit2 = ut_parse(xmlSystem, "\xB0""C", UT_LATIN1);  /* degree sign */
+    CU_ASSERT_PTR_NOT_NULL(unit2);
+    CU_ASSERT_EQUAL(ut_compare(unit1, unit2), 0);
+    ut_free(unit2);
+    unit2 = ut_parse(xmlSystem, "\xE2\x84\x83", UT_UTF8); /* DEGREE CELSIUS */
+    CU_ASSERT_PTR_NOT_NULL(unit2);
+    CU_ASSERT_EQUAL(ut_compare(unit1, unit2), 0);
+    ut_free(unit2);
+    ut_free(unit1);
+
+    unit1 = ut_parse(xmlSystem, "angstrom", UT_ASCII);
+    CU_ASSERT_PTR_NOT_NULL(unit1);
+    unit2 = ut_parse(xmlSystem, "\xe5ngstr\xf6m", UT_LATIN1);/* small A with ring */
+    CU_ASSERT_PTR_NOT_NULL(unit2);
+    CU_ASSERT_EQUAL(ut_compare(unit1, unit2), 0);
+    ut_free(unit2);
+#if 0
+    unit2 = ut_parse(xmlSystem, "\xc5ngstr\xf6m", UT_LATIN1);/* capital A with ring */
+    CU_ASSERT_PTR_NOT_NULL(unit2);
+    CU_ASSERT_EQUAL(ut_compare(unit1, unit2), 0);
+    ut_free(unit2);
+#endif
+    ut_free(unit1);
+
+    ut_free_system(xmlSystem);
+
+    ut_set_error_message_handler(ut_ignore);
+
+    xmlSystem = ut_read_xml(NULL);
+    if (xmlSystem == NULL) {
+        CU_ASSERT_EQUAL(ut_get_status(), getenv("UDUNITS2_XML_PATH") == NULL
+        		? UT_OPEN_DEFAULT : UT_OPEN_ENV);
+    }
+    else {
+        ut_free_system(xmlSystem);
+    }
+
+    xmlSystem = ut_read_xml("xmlFailure/noExist.xml");
+    CU_ASSERT_PTR_NULL(xmlSystem);
+    CU_ASSERT_EQUAL(ut_get_status(), UT_OPEN_ARG);
+
+    status = glob("xmlFailure/*.xml", 0, NULL, &files);
+
+    if (status != 0 && status != GLOB_NOMATCH) {
+        CU_ASSERT_TRUE(0);
+    }
+    else {
+        size_t  i;
+
+        for (i = 0; i < files.gl_pathc; ++i) {
+            xmlSystem = ut_read_xml(files.gl_pathv[i]);
+
+            CU_ASSERT(xmlSystem == NULL);
+
+            if (xmlSystem == NULL) {
+                CU_ASSERT(ut_get_status() == UT_PARSE);
+
+                if (ut_get_status() != UT_PARSE)
+                    (void)fprintf(stderr, "File didn't fail: \"%s\"\n",
+                        files.gl_pathv[i]);
+            }
+            else {
+                (void)fprintf(stderr, "File didn't fail: \"%s\"\n",
+                    files.gl_pathv[i]);
+                ut_free_system(xmlSystem);
+            }
+        }
+    }
+
+    globfree(&files);
+
+    ut_set_error_message_handler(ut_write_to_stderr);
+
+    status = glob("xmlSuccess/*.xml", 0, NULL, &files);
+
+    if (status != 0 && status != GLOB_NOMATCH) {
+        CU_ASSERT_TRUE(0);
+    }
+    else {
+        size_t  i;
+
+        for (i = 0; i < files.gl_pathc; ++i) {
+            xmlSystem = ut_read_xml(files.gl_pathv[i]);
+
+            CU_ASSERT_PTR_NOT_NULL(xmlSystem);
+
+            if (xmlSystem != NULL) {
+                ut_free_system(xmlSystem);
+            }
+            else {
+                (void)fprintf(stderr, "File failed: \"%s\"\n",
+                    files.gl_pathv[i]);
+            }
+        }
+    }
+
+    globfree(&files);
+
+    /*
+     * Test again to ensure any persistent state doesn't interfere.
+     */
+    ut_set_error_message_handler(ut_ignore);
+    xmlSystem = ut_read_xml(xmlPath);
+    CU_ASSERT_PTR_NOT_NULL(xmlSystem);
+    ut_free_system(xmlSystem);
+}
+
+int
+main(
+    const int		    argc,
+    const char* const*	argv)
+{
+    int	exitCode = EXIT_FAILURE;
+
+    xmlPath = argv[1]
+            ? argv[1]
+            : getenv("UDUNITS2_XML_PATH");
+
+    if (CU_initialize_registry() == CUE_SUCCESS) {
+	CU_Suite*	testSuite = CU_add_suite(__FILE__, setup, teardown);
+
+	if (testSuite != NULL) {
+	    CU_ADD_TEST(testSuite, test_unitSystem);
+	    CU_ADD_TEST(testSuite, test_utNewBaseUnit);
+	    CU_ADD_TEST(testSuite, test_utNewDimensionlessUnit);
+	    CU_ADD_TEST(testSuite, test_utGetUnitByName);
+	    CU_ADD_TEST(testSuite, test_utGetUnitBySymbol);
+	    CU_ADD_TEST(testSuite, test_utAddNamePrefix);
+	    CU_ADD_TEST(testSuite, test_utAddSymbolPrefix);
+	    CU_ADD_TEST(testSuite, test_utMapNameToUnit);
+	    CU_ADD_TEST(testSuite, test_utMapSymbolToUnit);
+	    CU_ADD_TEST(testSuite, test_utScale);
+	    CU_ADD_TEST(testSuite, test_utOffset);
+	    CU_ADD_TEST(testSuite, test_utOffsetByTime);
+	    CU_ADD_TEST(testSuite, test_ut_decode_time);
+	    CU_ADD_TEST(testSuite, test_utMultiply);
+	    CU_ADD_TEST(testSuite, test_utInvert);
+	    CU_ADD_TEST(testSuite, test_utDivide);
+	    CU_ADD_TEST(testSuite, test_utRaise);
+	    CU_ADD_TEST(testSuite, test_utRoot);
+	    CU_ADD_TEST(testSuite, test_utLog);
+	    CU_ADD_TEST(testSuite, test_utMapUnitToName);
+	    CU_ADD_TEST(testSuite, test_utGetName);
+	    CU_ADD_TEST(testSuite, test_utGetSymbol);
+	    CU_ADD_TEST(testSuite, test_utToString);
+	    CU_ADD_TEST(testSuite, test_utGetDimensionlessUnitOne);
+	    CU_ADD_TEST(testSuite, test_utGetSystem);
+	    CU_ADD_TEST(testSuite, test_utSameSystem);
+	    CU_ADD_TEST(testSuite, test_utIsDimensionless);
+	    CU_ADD_TEST(testSuite, test_utClone);
+	    CU_ADD_TEST(testSuite, test_utAreConvertible);
+	    CU_ADD_TEST(testSuite, test_utGetConverter);
+	    CU_ADD_TEST(testSuite, test_utSetEncoding);
+	    CU_ADD_TEST(testSuite, test_utCompare);
+	    CU_ADD_TEST(testSuite, test_parsing);
+	    CU_ADD_TEST(testSuite, test_visitor);
+	    CU_ADD_TEST(testSuite, test_xml);
+	    /*
+	    */
+
+	    ut_set_error_message_handler(ut_ignore);
+
+	    if (CU_basic_run_tests() == CUE_SUCCESS) {
+		if (CU_get_number_of_tests_failed() == 0)
+		    exitCode = EXIT_SUCCESS;
+	    }
+	}
+
+	CU_cleanup_registry();
+    }
+
+    return exitCode;
+}
diff --git a/lib/udunits-1.c b/lib/udunits-1.c
new file mode 100644
index 0000000..7e19903
--- /dev/null
+++ b/lib/udunits-1.c
@@ -0,0 +1,662 @@
+/*
+ * Copyright 2013 University Corporation for Atmospheric Research
+ *
+ * This file is part of the UDUNITS-2 package.  See the file COPYRIGHT
+ * in the top-level source-directory of the package for copying and
+ * redistribution conditions.
+ */
+
+#include <errno.h>
+#ifdef _MSC_VER
+#include "tsearch.h"
+#else
+#include <search.h>
+#endif
+#include <stddef.h>
+#include <stdlib.h>
+#include <string.h>
+#include <time.h>
+
+#include "udunits.h"
+
+static ut_system*	unitSystem = NULL;
+static ut_unit*		encodedTimeUnit = NULL;
+static ut_unit*		second = NULL;
+static char*		buffer;
+static int		buflen = 80;
+static void*		unit2s = NULL;
+
+/*
+ * Initialize the units(3) package.
+ */
+int
+utInit(
+    const char	*path)
+{
+    int status;
+
+    (void)ut_set_error_message_handler(ut_ignore);
+    if (unitSystem != NULL) {
+	ut_free_system(unitSystem);
+	unitSystem = NULL;
+    }
+    unitSystem = ut_read_xml(NULL);
+    if (unitSystem == NULL) {
+	status = ut_get_status() == UT_PARSE
+	    ? UT_ESYNTAX
+	    : UT_EIO;
+    }
+    else {
+	second = ut_get_unit_by_name(unitSystem, "second");
+	encodedTimeUnit =
+	    ut_offset_by_time(second, ut_encode_time(2001, 1, 1, 0, 0, 0.0));
+	buffer = malloc(buflen);
+	if (buffer == NULL) {
+	    buflen = 0;
+	    status = UT_EALLOC;
+	}
+	else {
+	    status = 0;
+	}
+    }
+    return status;
+}
+
+/*
+ * Indicate if the units(3) package has been initialized.
+ */
+int
+utIsInit()
+{
+    return unitSystem != NULL;
+}
+
+static int
+compare(
+    const void*	key1,
+    const void*	key2)
+{
+    return key1 < key2 ? -1 : key1 == key2 ? 0 : 1;
+}
+
+static void
+freeIfAllocated(
+    utUnit* const	unit)
+{
+    if (tdelete(unit->unit2, &unit2s, compare) != NULL) {
+	ut_free(unit->unit2);
+    }
+    unit->unit2 = NULL;
+}
+
+void
+utFree(
+    utUnit* const	unit)
+{
+    freeIfAllocated(unit);
+}
+
+void
+utIni(
+    utUnit* const	unit)
+{
+    if (unit != NULL) {
+	unit->unit2 = NULL;
+    }
+}
+
+static int
+setUnit(
+    utUnit* const	unit,
+    ut_unit* const	unit2)
+{
+    int	status;
+
+    if (tsearch(unit2, &unit2s, compare) == NULL) {
+	status = UT_EALLOC;
+    }
+    else {
+	freeIfAllocated(unit);
+	unit->unit2 = unit2;
+	status = 0;
+    }
+    return status;
+}
+
+/*
+ * Decode a formatted unit specification into a unit-structure.
+ */
+int
+utScan(
+    const char	*spec,
+    utUnit	*unit)
+{
+    int		status;
+
+    if (spec == NULL || unit == NULL) {
+	status = UT_EINVALID;
+    }
+    else {
+	ut_unit*	ut_unit = ut_parse(unitSystem, spec, UT_ASCII);
+
+	if (ut_unit != NULL) {
+	    status = setUnit(unit, ut_unit);
+	}
+	else {
+	    status = ut_get_status();
+	    if (status == UT_BAD_ARG) {
+		status = unitSystem == NULL
+		    ? UT_ENOINIT
+		    : UT_EINVALID;
+	    }
+	    else if (status == UT_SYNTAX) {
+		status =  UT_ESYNTAX;
+	    }
+	    else if (status == UT_UNKNOWN) {
+		status =  UT_EUNKNOWN;
+	    }
+	    else {
+		status = UT_EALLOC;
+	    }
+	}
+    }
+    return status;
+}
+
+/*
+ * Convert a temporal value into a UTC Gregorian date and time.
+ */
+int
+utCalendar(
+    double		value,
+    const utUnit	*unit,
+    int			*year,
+    int			*month,
+    int			*day,
+    int			*hour,
+    int			*minute,
+    float		*second)
+{
+    int		status = 0;	/* success */
+
+    cv_converter* converter = ut_get_converter(unit->unit2, encodedTimeUnit);
+    if (converter == NULL) {
+	status = encodedTimeUnit == NULL ? UT_ENOINIT : UT_EINVALID;
+    }
+    else {
+	double	encodedTime = cv_convert_double(converter, value);
+	double	sec, res;
+
+	ut_decode_time(encodedTime, year, month, day, hour, minute, &sec, &res);
+	*second = (float)sec;
+	cv_free(converter);
+    }
+    return status;
+}
+
+/*
+ *	Convert a date into a temporal value.  The date is assumed to
+ *	use the Gregorian calendar if on or after noon, October 15, 1582;
+ *	otherwise, the date is assumed to use the Julian calendar.
+ */
+int
+utInvCalendar(
+    int			year,
+    int			month,
+    int			day,
+    int			hour,
+    int			minute,
+    double		second,
+    const utUnit	*unit,
+    double		*value)
+{
+    int		status = 0;	/* success */
+
+    cv_converter* converter = ut_get_converter(encodedTimeUnit, unit->unit2);
+    if (converter == NULL) {
+	status = encodedTimeUnit == NULL ? UT_ENOINIT : UT_EINVALID;
+    }
+    else {
+	double	encodedTime =
+	    ut_encode_time(year, month, day, hour, minute, second);
+
+	*value = cv_convert_double(converter, encodedTime);
+	cv_free(converter);
+    }
+    return status;
+}
+
+static ut_status
+isTimeVisitBasic(
+    const ut_unit*	unit,
+    void*		arg)
+{
+    return (ut_status)ut_are_convertible(unit, second);
+}
+
+static ut_status
+isTimeVisitProduct(
+    const ut_unit*		unit,
+    int				count,
+    const ut_unit* const*	basicUnits,
+    const int*			powers,
+    void* 			arg)
+{
+    int	isTime;
+    if (!ut_are_convertible(unit, second)) {
+	isTime = 0;
+    }
+    else {
+	int i;
+
+	isTime = 0;
+	for (i = 0; i < count; i++) {
+	    if (ut_are_convertible(basicUnits[i], second) && powers[i] == 1) {
+		isTime = 1;
+		break;
+	    }
+	}
+    }
+    return (ut_status)isTime;
+}
+
+static ut_status
+isTimeVisitGalilean(
+    const ut_unit*	unit,
+    double		scale,
+    const ut_unit*	underlyingUnit,
+    double		origin,
+    void*		arg)
+{
+    return (ut_status)0;
+}
+
+static ut_status
+isTimeVisitTimestamp(
+    const ut_unit*	unit,
+    const ut_unit*	timeUnit,
+    double		origin,
+    void*		arg)
+{
+    return (ut_status)1;
+}
+
+static ut_status
+isTimeVisitLogarithmic(
+    const ut_unit*	unit,
+    double		base,
+    const ut_unit*	reference,
+    void*		arg)
+{
+    return (ut_status)0;
+}
+
+/*
+ * Indicate if a unit structure refers to a unit of time.
+ */
+int
+utIsTime(
+    const utUnit	*up)
+{
+    ut_visitor	visitor;
+    visitor.visit_basic = isTimeVisitBasic;
+    visitor.visit_product = isTimeVisitProduct;
+    visitor.visit_galilean = isTimeVisitGalilean;
+    visitor.visit_timestamp = isTimeVisitTimestamp;
+    visitor.visit_logarithmic = isTimeVisitLogarithmic;
+    return ut_accept_visitor(up->unit2, &visitor, NULL);
+}
+
+static ut_status
+hasOriginVisitBasic(
+    const ut_unit*	unit,
+    void*		arg)
+{
+    return (ut_status)0;
+}
+
+static ut_status
+hasOriginVisitProduct(
+    const ut_unit*		unit,
+    int				count,
+    const ut_unit* const*	basicUnits,
+    const int*			powers,
+    void* 			arg)
+{
+    return (ut_status)0;
+}
+
+static ut_status
+hasOriginVisitGalilean(
+    const ut_unit*	unit,
+    double		scale,
+    const ut_unit*	underlyingUnit,
+    double		origin,
+    void*		arg)
+{
+    return (ut_status)1;
+}
+
+static ut_status
+hasOriginVisitTimestamp(
+    const ut_unit*	unit,
+    const ut_unit*	timeUnit,
+    double		origin,
+    void*		arg)
+{
+    return (ut_status)1;
+}
+
+static ut_status
+hasOriginVisitLogarithmic(
+    const ut_unit*	unit,
+    double		base,
+    const ut_unit*	reference,
+    void*		arg)
+{
+    return (ut_status)0;
+}
+
+/*
+ * Indicate if a unit structure has an origin.
+ */
+int
+utHasOrigin(
+    const utUnit	*up)
+{
+    ut_visitor	visitor;
+    visitor.visit_basic = hasOriginVisitBasic;
+    visitor.visit_product = hasOriginVisitProduct;
+    visitor.visit_galilean = hasOriginVisitGalilean;
+    visitor.visit_timestamp = hasOriginVisitTimestamp;
+    visitor.visit_logarithmic = hasOriginVisitLogarithmic;
+    return ut_accept_visitor(up->unit2, &visitor, NULL);
+}
+
+static utUnit*
+resultingUnit(
+    utUnit*		result,
+    ut_unit* const	unit2)
+{
+    if (unit2 == NULL) {
+	result = NULL;
+    }
+    else if (result != NULL) {
+	if (setUnit(result, unit2) != 0) {
+	    result = NULL;
+	}
+    }
+    return result;
+}
+
+/*
+ * Clear a unit structure.
+ */
+utUnit*
+utClear(
+    utUnit	*unit)
+{
+    return resultingUnit(unit, ut_get_dimensionless_unit_one(unitSystem));
+}
+
+/*
+ * Copy a unit-structure.
+ */
+utUnit*
+utCopy(
+    const utUnit	*source,
+    utUnit		*dest)
+{
+    return source == NULL
+	? NULL
+	: dest == NULL
+	    ? NULL
+	    : resultingUnit(dest, ut_clone(source->unit2));
+}
+
+/*
+ * Multiply one unit-structure by another.
+ */
+utUnit*
+utMultiply(
+    const utUnit	*term1,
+    const utUnit	*term2, 
+    utUnit		*result)
+{
+    return term1 == NULL || term2 == NULL
+	? NULL
+	: resultingUnit(result, ut_multiply(term1->unit2, term2->unit2));
+}
+
+/*
+ * Divide one unit-structure by another.
+ */
+utUnit*
+utDivide(
+    const utUnit	*numer,
+    const utUnit	*denom, 
+    utUnit		*result)
+{
+    return numer == NULL || denom == NULL
+	? NULL
+	: resultingUnit(result, ut_divide(numer->unit2, denom->unit2));
+}
+
+/*
+ * Form the reciprocal of a unit-structure.
+ */
+utUnit*
+utInvert(
+    const utUnit	*unit,
+    utUnit		*result)
+{
+    return unit == NULL ? NULL : resultingUnit(result, ut_invert(unit->unit2));
+}
+
+/*
+ * Raise a unit-structure to a power.
+ */
+utUnit*
+utRaise(
+    const utUnit	*unit,
+    int			power,
+    utUnit		*result)
+{
+    return unit == NULL
+	? NULL
+	: resultingUnit(result, ut_raise(unit->unit2, power));
+}
+
+/*
+ * Shift the origin of a unit-structure by an arithmetic amount.
+ */
+utUnit*
+utShift(
+    const utUnit	*unit,
+    double		amount,
+    utUnit		*result)
+{
+    return unit == NULL
+	? NULL
+	: resultingUnit(result, ut_offset(unit->unit2, amount));
+}
+
+/*
+ * Scale a unit-structure.
+ */
+utUnit*
+utScale(
+    const utUnit	*unit,
+    double		factor,
+    utUnit		*result)
+{
+    return unit == NULL
+	? NULL
+	: resultingUnit(result, ut_scale(factor, unit->unit2));
+}
+
+/*
+ * Compute the conversion factor between two unit-structures.
+ */
+int
+utConvert(
+    const utUnit	*from,
+    const utUnit	*to,
+    double		*slope,
+    double		*intercept)
+{
+    int			status;
+    cv_converter*	converter = ut_get_converter(from->unit2, to->unit2);
+
+    if (converter == NULL) {
+	status = ut_get_status();
+
+	if (status == UT_BAD_ARG) {
+	    status = UT_EINVALID;
+	}
+	else if (status == UT_NOT_SAME_SYSTEM) {
+	    status = UT_ENOINIT;
+	}
+	else if (status == UT_MEANINGLESS) {
+	    status = UT_ECONVERT;
+	}
+	else {
+	    status = UT_EALLOC;
+	}
+    }
+    else {
+	*intercept = cv_convert_double(converter, 0.0);
+	*slope = cv_convert_double(converter, 1.0) - *intercept;
+	status = 0;
+    }
+    return status;
+}
+
+/*
+ * Encode a unit-structure into a formatted unit-specification.
+ */
+int
+utPrint(
+    const utUnit	*unit,
+    char		**buf)
+{
+    int	status;
+
+    for (;;) {
+	int	len = ut_format(unit->unit2, buffer, buflen, UT_ASCII);
+	if (len == -1) {
+	    status = ut_get_status();
+
+	    if (status == UT_BAD_ARG) {
+		status = UT_EINVALID;
+	    }
+	    else {
+		status = UT_EALLOC;
+	    }
+	    break;
+	}
+	if (len < buflen) {
+	    *buf = buffer;
+	    status = 0;
+	    break;
+	}
+	else {
+	    int		newLen = buflen * 2;
+	    char*	newBuf = malloc(newLen);
+
+	    if (newBuf == NULL) {
+		status = UT_EALLOC;
+		break;
+	    }
+	    buffer = newBuf;
+	    buflen = newLen;
+	}
+    }
+    return status;
+}
+
+/*
+ * Add a unit to the units database.
+ */
+int
+utAdd(
+    char		*name,
+    int			hasPlural,
+    const utUnit	*unit)
+{
+    int	status = ut_map_name_to_unit(name, UT_ASCII, unit->unit2);
+
+    if (status == UT_SUCCESS) {
+	status = ut_map_unit_to_name(unit->unit2, name, UT_ASCII);
+	if (status == UT_SUCCESS) {
+	    if (!hasPlural) {
+		status = UT_SUCCESS;
+	    }
+	    else {
+		extern const char*	ut_form_plural(const char*);
+		const char*	plural = ut_form_plural(name);
+
+		status = ut_map_name_to_unit(plural, UT_ASCII, unit->unit2);
+	    }				/* unit has plural name */
+	    if (status != UT_SUCCESS) {
+		(void)ut_unmap_unit_to_name(unit->unit2, UT_ASCII);
+	    }
+	}				/* unit mapped to name */
+	if (status != UT_SUCCESS) {
+	    (void)ut_unmap_name_to_unit(unitSystem, name, UT_ASCII);
+	}
+    }					/* singular name mapped to unit */
+    return status == UT_SUCCESS
+	? 0
+	: status == UT_EXISTS
+	    ? UT_DUP
+	    : UT_EALLOC;
+}
+
+/*
+ * Return the unit corresponding to a unit-specification.
+ *
+ */
+int
+utFind(
+    char	*spec,
+    utUnit	*up)
+{
+    int		status;
+    ut_unit*	unit = ut_parse(unitSystem, spec, UT_ASCII);
+
+    if (unit == NULL) {
+	status = ut_get_status();
+
+	if (status == UT_BAD_ARG) {
+	    status = UT_EINVALID;
+	}
+	else if (status == UT_SYNTAX) {
+	    status = UT_ESYNTAX;
+	}
+	else if (status == UT_UNKNOWN) {
+	    status = UT_EUNKNOWN;
+	}
+	else if (status == UT_OS) {
+	    status = UT_EALLOC;
+	}
+    }
+    else {
+	status = setUnit(up, unit);
+    }
+    return status;
+}
+
+/*
+ *	Terminate use of this package.
+ */
+void
+utTerm()
+{
+    ut_free(second);
+    second = NULL;
+    ut_free(encodedTimeUnit);
+    encodedTimeUnit = NULL;
+    ut_free_system(unitSystem);
+    unitSystem = NULL;
+}
diff --git a/lib/udunits.h b/lib/udunits.h
new file mode 100644
index 0000000..ef29d27
--- /dev/null
+++ b/lib/udunits.h
@@ -0,0 +1,262 @@
+/*
+ * Copyright 2013 University Corporation for Atmospheric Research
+ *
+ * This file is part of the UDUNITS-2 package.  See the file COPYRIGHT
+ * in the top-level source-directory of the package for copying and
+ * redistribution conditions.
+ */
+/*
+ * Public header-file for the Unidata units(3) library.
+ */
+
+#ifndef UT_UNITS_H_INCLUDED
+#define UT_UNITS_H_INCLUDED
+
+#ifdef _MSC_VER
+<io.h>
+#define snprintf _snprintf
+#define close _close
+#define open _open
+#define read _read
+#endif
+
+#include "udunits2.h"
+
+#define UT_NAMELEN              32      /* maximum length of a unit string
+					 * (including all prefixes and EOS) */
+
+/*
+ *	Macro for declaring functions regardless of the availability of 
+ *	function prototypes.  NB: will need double parens in actual use (e.g.
+ *	"int func PROTO((int a, char *cp))").
+ */
+#ifndef	PROTO
+#   if defined(__STDC__) || defined(__GNUC__) \
+	|| defined(__cplusplus) || defined(c_plusplus)
+#	define	PROTO(a)	a
+#   else
+#	define	PROTO(a)	()
+#   endif
+#endif
+
+
+#define	UT_EOF		 1	/* end-of-file encountered */
+#define	UT_ENOFILE	-1	/* no units-file */
+#define	UT_ESYNTAX	-2	/* syntax error */
+#define	UT_EUNKNOWN	-3	/* unknown specification */
+#define	UT_EIO		-4	/* I/O error */
+#define	UT_EINVALID	-5	/* invalid unit-structure */
+#define	UT_ENOINIT	-6	/* package not initialized */
+#define	UT_ECONVERT	-7	/* two units are not convertable */
+#define	UT_EALLOC	-8	/* memory allocation failure */
+#define UT_ENOROOM	-9	/* insufficient room supplied */
+#define UT_ENOTTIME	-10	/* not a unit of time */
+#define UT_DUP		-11	/* duplicate unit */
+
+#define UT_MAXNUM_BASE_QUANTITIES	10
+
+typedef double	UtOrigin;	/* origin datatype */
+typedef double	UtFactor;       /* conversion-factor datatype */
+
+/*
+ *  Unit-structure.  Don't rely on or mess with the members!
+ */
+typedef struct utUnit {
+    ut_unit*		unit2;
+} utUnit;
+
+#ifdef __cplusplus
+EXTERNL "C" {
+#endif
+
+/*
+ *  Initialize the units(3) package.
+ */
+EXTERNL int	utInit		PROTO((
+    const char	*path
+));
+
+/*
+ * Indicate if the units(3) package has been initialized.
+ */
+EXTERNL int	utIsInit	PROTO((void));
+
+/*
+ * Initialize a unit-structure.
+ */
+EXTERNL void	utIni		PROTO((
+    utUnit* const	unit
+));
+
+/*
+ *	Decode a formatted unit specification into a unit-structure.
+ */
+EXTERNL int	utScan		PROTO((
+    const char	*spec,
+    utUnit	*up
+));
+
+/*
+ *	Convert a temporal value into a UTC Gregorian date and time.
+ */
+EXTERNL int	utCalendar	PROTO((
+    double		value,
+    const utUnit	*unit,
+    int			*year,
+    int			*month,
+    int			*day,
+    int			*hour,
+    int			*minute,
+    float		*second
+));
+
+/*
+ *	Convert a date into a temporal value.  The date is assumed to
+ *	use the Gregorian calendar if on or after noon, October 15, 1582;
+ *	otherwise, the date is assumed to use the Julian calendar.
+ */
+EXTERNL int	utInvCalendar	PROTO((
+    int			year,
+    int			month,
+    int			day,
+    int			hour,
+    int			minute,
+    double		second,
+    const utUnit	*unit,
+    double		*value
+));
+
+/*
+ *	Indicate if a unit structure refers to a unit of time.
+ */
+EXTERNL int	utIsTime	PROTO((
+    const utUnit	*up
+));
+
+/*
+ *	Indicate if a unit structure has an origin.
+ */
+EXTERNL int	utHasOrigin	PROTO((
+    const utUnit	*up
+));
+
+/*
+ *	Clear a unit structure.
+ */
+EXTERNL utUnit*	utClear		PROTO((
+    utUnit	*unit
+));
+
+/*
+ *	Copy a unit-strcture.
+ */
+EXTERNL utUnit*	utCopy		PROTO((
+    const utUnit	*source,
+    utUnit		*dest
+));
+
+/*
+ *	Multiply one unit-structure by another.
+ */
+EXTERNL utUnit*	utMultiply	PROTO((
+    const utUnit	*term1,
+    const utUnit	*term2, 
+    utUnit		*result
+));
+
+/*
+ *	Divide one unit-structure by another.
+ */
+EXTERNL utUnit*	utDivide	PROTO((
+    const utUnit	*numer,
+    const utUnit	*denom, 
+    utUnit		*result
+));
+
+/*
+ *	Form the reciprocal of a unit-structure.
+ */
+EXTERNL utUnit*	utInvert	PROTO((
+    const utUnit	*source,
+    utUnit		*dest
+));
+
+/*
+ *	Raise a unit-structure to a power.
+ */
+EXTERNL utUnit*	utRaise		PROTO((
+    const utUnit	*source,
+    int			power,
+    utUnit		*result
+));
+
+/*
+ *	Shift the origin of a unit-structure by an arithmetic amount.
+ */
+EXTERNL utUnit*	utShift		PROTO((
+    const utUnit	*source,
+    double		amount,
+    utUnit		*result
+));
+
+/*
+ *	Scale a unit-structure.
+ */
+EXTERNL utUnit*	utScale		PROTO((
+    const utUnit	*source,
+    double		factor,
+    utUnit		*result
+));
+
+/*
+ *	Compute the conversion factor between two unit-structures.
+ */
+EXTERNL int	utConvert	PROTO((
+    const utUnit	*from,
+    const utUnit	*to,
+    double		*slope,
+    double		*intercept
+));
+
+/*
+ *	Encode a unit-structure into a formatted unit-specification.
+ */
+EXTERNL int	utPrint		PROTO((
+    const utUnit	*unit,
+    char		**buf
+));
+
+/*
+ *  Add a unit-structure to the units-table.
+ */
+EXTERNL int	utAdd		PROTO((
+    char		*name,
+    int			HasPlural,
+    const utUnit	*unit
+));
+
+/*
+ *  Return the unit-structure corresponding to a unit-specification.
+ */
+EXTERNL int	utFind		PROTO((
+    char	*spec,
+    utUnit	*up
+));
+
+/*
+ * Free the resources of a unit-structure.
+ */
+EXTERNL void	utFree		PROTO((
+    utUnit* const	unit
+));
+
+/*
+ *	Terminate use of this package.
+ */
+EXTERNL void	utTerm		PROTO((void));
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif	/* UT_UNITS_H_INCLUDED not defined */
diff --git a/lib/udunits2-accepted.xml b/lib/udunits2-accepted.xml
new file mode 100644
index 0000000..acf8589
--- /dev/null
+++ b/lib/udunits2-accepted.xml
@@ -0,0 +1,198 @@
+<?xml version="1.0" encoding="US-ASCII"?>
+<!--
+Copyright 2008, 2009 University Corporation for Atmospheric Research
+
+This file is part of the UDUNITS-2 package.  See the file COPYRIGHT
+in the top-level source-directory of the package for copying and
+redistribution conditions.
+
+Units accepted for use with the SI
+-->
+<unit-system>
+    <!-- Hour, degree, liter, and the like -->
+        <unit>
+            <def>60 s</def>
+            <name><singular>minute</singular></name>
+            <symbol>min</symbol>
+        </unit>
+        <unit>
+            <def>60 min</def>
+            <name><singular>hour</singular></name>
+            <symbol>h</symbol>
+            <aliases> <symbol>hr</symbol> </aliases>
+        </unit>
+        <unit>
+            <def>24 h</def>
+            <name><singular>day</singular></name>
+            <symbol>d</symbol>
+        </unit>
+        <unit>
+            <!-- This "unit" is useful in the definition of subsequent
+                 units.  -->
+            <def>3.141592653589793238462643383279</def>
+            <aliases>
+                <name><singular>pi</singular><noplural/></name>
+                <symbol>&#x3c0;</symbol>        <!-- GREEK SMALL LETTER PI -->
+            </aliases>
+        </unit>
+        <unit>
+            <def>(pi/180) rad</def>
+            <name><singular>arc_degree</singular></name>
+            <symbol>&#xB0;</symbol>             <!-- DEGREE SIGN -->
+            <aliases>
+                <name><singular>angular_degree</singular></name>
+                <name><singular>degree</singular></name>
+                <name><singular>arcdeg</singular></name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>&#xB0;/60</def>                <!-- DEGREE SIGN -->
+            <name><singular>arc_minute</singular></name>
+            <symbol>'</symbol>
+            <symbol>&#x2032;</symbol>           <!-- PRIME -->
+            <aliases>
+                <name><singular>angular_minute</singular></name>
+                <name><singular>arcminute</singular></name>
+                <name><singular>arcmin</singular></name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>'/60</def>
+            <name><singular>arc_second</singular></name>
+            <symbol>"</symbol>
+            <symbol>&#x2033;</symbol>           <!-- DOUBLE PRIME -->
+            <aliases>
+                <name><singular>angular_second</singular></name>
+                <name><singular>arcsecond</singular></name>
+                <name><singular>arcsec</singular></name>
+            </aliases>
+        </unit>
+        <unit>
+            <!-- The following is exact.  From 1901 to 1964, however, 1
+                 liter was 1.000028 dm^3 -->
+            <def>dm^3</def>		        <!-- exact -->
+            <name><singular>liter</singular></name>
+            <symbol>L</symbol>                  <!-- NIST recommendation -->
+            <aliases>
+                <name><singular>litre</singular></name>
+                <symbol>l</symbol>
+            </aliases>
+        </unit>
+        <unit>
+            <def>1000 kg</def>
+            <name><singular>metric_ton</singular></name>
+            <symbol>t</symbol>
+            <aliases> <name><singular>tonne</singular></name> </aliases>
+        </unit>
+
+    <!-- Units whose values are obtained experimentally -->
+        <unit>
+            <def>1.60217733e-19 J</def>
+            <name><singular>electronvolt</singular></name>
+            <symbol>eV</symbol>
+            <aliases>
+                <name><singular>electron_volt</singular></name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>1.6605402e-27 kg</def>
+            <name><singular>unified_atomic_mass_unit</singular></name>
+            <symbol>u</symbol>
+            <aliases>
+                <name> <singular>atomic_mass_unit</singular> </name>
+                <name> <singular>atomicmassunit</singular> </name>
+                <name> <singular>amu</singular><noplural/></name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>1.495979e11 m</def>
+            <aliases>
+                <name><singular>astronomical_unit</singular></name>
+                <symbol>ua</symbol>
+            </aliases>
+        </unit>
+
+    <!-- Units temporarily accepted for use with the SI.  NB: <name>
+         and <symbol> elements appear only within <aliases>. -->
+        <unit>
+            <def>1852 m</def>
+            <aliases>
+                <name><singular>nautical_mile</singular></name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>nautical_mile/hour</def>
+            <aliases>
+                <name><singular>international_knot</singular></name>
+                <name><singular>knot_international</singular></name>
+                <name><singular>knot</singular></name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>1e-10 m</def>
+            <aliases>
+                <name><singular>angstrom</singular></name>
+                <name><singular>&#xE5;ngstr&#xF6;m</singular></name>
+                <symbol>&#xC5;</symbol>         <!-- LATIN CAPITAL LETTER A
+                                                     WITH RING ABOVE -->
+                <symbol>&#x212B;</symbol>       <!-- ANGSTROM SIGN -->
+            </aliases>
+        </unit>
+        <unit>
+            <def>dam^2</def>
+            <aliases>
+                <name><singular>are</singular></name>
+                <symbol>a</symbol>
+            </aliases>
+        </unit>
+        <unit>
+            <def>100 are</def>
+            <aliases> <name><singular>hectare</singular></name> </aliases>
+        </unit>
+        <unit>
+            <def>100 fm^2</def>			<!-- exact -->
+            <aliases>
+                <name><singular>barn</singular></name>
+                <symbol>b</symbol>
+            </aliases>
+        </unit>
+        <unit>
+            <def>1000 hPa</def>
+            <aliases>
+                <name><singular>bar</singular></name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>cm/s^2</def>
+            <aliases>
+                <name><singular>gal</singular></name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>3.7e10 Bq</def>
+            <aliases>
+                <name><singular>curie</singular></name>
+                <symbol>Ci</symbol>
+            </aliases>
+        </unit>
+        <unit>
+            <def>2.58e-4 C/kg</def>
+            <aliases>
+                <name><singular>roentgen</singular></name>
+                <symbol>R</symbol>
+            </aliases>
+        </unit>
+        <!-- The following is commented-out because "rad" has already
+             been mapped to "radian"
+        <unit>
+            <def>cGy</def>
+            <aliases> <name><singular>rad</singular></name> </aliases>
+        </unit>
+        -->
+        <unit>
+            <def>cSv</def>
+            <aliases>
+                <name><singular>rem</singular></name>
+            </aliases>
+        </unit>
+</unit-system>
diff --git a/lib/udunits2-base.xml b/lib/udunits2-base.xml
new file mode 100644
index 0000000..f463013
--- /dev/null
+++ b/lib/udunits2-base.xml
@@ -0,0 +1,86 @@
+<?xml version="1.0" encoding="US-ASCII"?>
+<!--
+Copyright 2008, 2009 University Corporation for Atmospheric Research
+
+This file is part of the UDUNITS-2 package.  See the file COPYRIGHT
+in the top-level source-directory of the package for copying and
+redistribution conditions.
+
+SI base units.
+-->
+<unit-system>
+    <unit>
+        <!--
+            The meter is the length of the path travelled by light in vacuum
+            during a time interval of 1/299 792 458 of a second.
+        -->
+        <base/>
+        <name><singular>meter</singular></name>
+        <symbol>m</symbol>
+        <aliases> <name><singular>metre</singular></name> </aliases>
+    </unit>
+    <unit>
+        <!-- The kilogram is the unit of mass; it is equal to the mass of the
+             international prototype of the kilogram. -->
+        <base/>
+        <name><singular>kilogram</singular></name>
+        <symbol>kg</symbol>
+    </unit>
+    <unit>
+        <!--
+            The second is the duration of 9 192 631 770 periods of the
+            radiation corresponding to the transition between the two hyperfine
+            levels of the ground state of the cesium 133 atom.
+        -->
+        <base/>
+        <name><singular>second</singular></name>
+        <symbol>s</symbol>
+    </unit>
+    <unit>
+        <!--
+            The ampere is that constant current which, if maintained in two
+            straight parallel conductors of infinite length, of negligible
+            circular cross-section, and placed 1 meter apart in vacuum, would
+            produce between these conductors a force equal to 2e-7 newton
+            per meter of length.
+        -->
+        <base/>
+        <name><singular>ampere</singular></name>
+        <symbol>A</symbol>
+    </unit>
+    <unit>
+        <!--
+            The kelvin, unit of thermodynamic temperature, is the fraction
+            1/273.16 of the thermodynamic temperature of the triple point of
+            water.
+        -->
+        <base/>
+        <name><singular>kelvin</singular></name>
+        <symbol>K</symbol>
+    </unit>
+    <unit>
+        <!--
+            1. The mole is the amount of substance of a system which contains
+            as many elementary entities as there are atoms in 0.012 kilogram of
+            carbon 12.
+
+            2. When the mole is used, the elementary entities must be specified
+            and may be atoms, molecules, ions, electrons, other particles, or
+            specified groups of such particles. 
+        -->
+        <base/>
+        <name><singular>mole</singular></name>
+        <symbol>mol</symbol>
+    </unit>
+    <unit>
+        <!--
+            The candela is the luminous intensity, in a given direction, of a
+            source that emits monochromatic radiation of frequency 540e12
+            hertz and that has a radiant intensity in that direction of 1/683
+            watt per steradian.
+        -->
+        <base/>
+        <name><singular>candela</singular></name>
+        <symbol>cd</symbol>
+    </unit>
+</unit-system>
diff --git a/lib/udunits2-common.xml b/lib/udunits2-common.xml
new file mode 100644
index 0000000..250868a
--- /dev/null
+++ b/lib/udunits2-common.xml
@@ -0,0 +1,1662 @@
+<?xml version="1.0" encoding="US-ASCII"?>
+<!--
+Copyright 2008, 2009 University Corporation for Atmospheric Research
+
+This file is part of the UDUNITS-2 package.  See the file COPYRIGHT
+in the top-level source-directory of the package for copying and
+redistribution conditions.
+
+Units not accepted for use with the SI.  NB: <name> and <symbol>
+elements appear only within <aliases>.
+-->
+<unit-system>
+    <!-- Synonyms for SI Units -->
+        <unit>
+            <def>s</def>
+            <aliases> <name> <singular>sec</singular> </name> </aliases>
+        </unit>
+        <unit>
+            <def>A</def>
+            <aliases> <name> <singular>amp</singular> </name> </aliases>
+        </unit>
+        <unit>
+            <def>K</def>
+            <aliases>
+                <symbol>&#xB0;K</symbol>        <!-- DEGREE SIGN -->
+                <name>
+                    <singular>degree_kelvin</singular>
+                    <plural>degrees_kelvin</plural>
+                </name>
+                <name>
+                    <singular>degree_K</singular>
+                    <plural>degrees_K</plural>
+                </name>
+                <name>
+                    <singular>degreeK</singular>
+                    <plural>degreesK</plural>
+                </name>
+                <name>
+                    <singular>deg_K</singular>
+                    <plural>degs_K</plural>
+                </name>
+                <name>
+                    <singular>degK</singular>
+                    <plural>degsK</plural>
+                </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>cd</def>
+            <aliases> <name> <singular>candle</singular> </name> </aliases>
+        </unit>
+        <unit>
+            <def>mole</def>
+            <aliases> <name> <singular>einstein</singular> </name> </aliases>
+        </unit>
+        <unit>
+            <def>Hz</def>
+            <aliases>
+                <name> <singular>baud</singular> </name>
+                <symbol>Bd</symbol>
+                <symbol>bps</symbol>
+            </aliases>
+        </unit>
+        <unit>
+            <def>degree_Celsius</def>
+            <aliases>
+                <symbol>&#x2103;</symbol>       <!-- DEGREE CELSIUS -->
+                <name> <singular>celsius</singular> </name>
+                <name>
+                    <singular>degree_C</singular>
+                    <plural>degrees_C</plural>
+                </name>
+                <name>
+                    <singular>degreeC</singular>
+                    <plural>degreesC</plural>
+                </name>
+                <name>
+                    <singular>deg_C</singular>
+                    <plural>degs_C</plural>
+                </name>
+                <name>
+                    <singular>degC</singular>
+                    <plural>degsC</plural>
+                </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>knot</def>
+            <aliases>
+                <symbol>kt</symbol>
+                <symbol>kts</symbol>
+            </aliases>
+        </unit>
+
+    <!-- Constants -->
+        <unit>
+            <def>6.02214179e23/mol</def>        <!-- +-30e15 -->
+            <aliases>
+                <name><singular>avogadro_constant</singular></name>
+                <noplural/>
+            </aliases>
+        </unit>
+        <unit>
+            <def>0.01</def>
+            <aliases>
+                <name><singular>percent</singular></name>
+                <noplural/>
+                <symbol>%</symbol>
+            </aliases>
+        </unit>
+        <unit>
+            <def>1e-6</def>
+            <aliases>
+                <symbol>ppm</symbol>
+                <symbol>ppmv</symbol>
+            </aliases>
+        </unit>
+        <unit>
+            <def>1e-9</def>
+            <aliases>
+                <symbol>ppb</symbol>
+                <symbol>ppbv</symbol>
+            </aliases>
+        </unit>
+        <unit>
+            <def>1e-12</def>
+            <aliases>
+                <symbol>ppt</symbol>
+                <symbol>pptv</symbol>
+            </aliases>
+        </unit>
+        <unit>
+            <def>1e-15</def>
+            <aliases>
+                <symbol>ppq</symbol>
+                <symbol>ppqv</symbol>
+            </aliases>
+        </unit>
+
+    <!-- Plane Angle -->
+        <unit>
+            <def>0.9 arc_degree</def>
+            <aliases> <name><singular>grade</singular></name> </aliases>
+        </unit>
+        <unit>
+            <def>2 pi rad</def>
+            <aliases>
+                <name><singular>circle</singular></name>
+                <name><singular>cycle</singular></name>
+                <name><singular>turn</singular></name>
+                <name><singular>revolution</singular></name>
+                <name><singular>rotation</singular></name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>arc_degree</def>
+            <aliases>
+                <name>
+                    <singular>degree_north</singular>
+                    <plural>degrees_north</plural>
+                </name>
+                <name>
+                    <singular>degree_N</singular>
+                    <plural>degrees_N</plural>
+                </name>
+                <name>
+                    <singular>degreeN</singular>
+                    <plural>degreesN</plural>
+                </name>
+                <name>
+                    <singular>degree_east</singular>
+                    <plural>degrees_east</plural>
+                </name>
+                <name>
+                    <singular>degree_E</singular>
+                    <plural>degrees_E</plural>
+                </name>
+                <name>
+                    <singular>degreeE</singular>
+                    <plural>degreesE</plural>
+                </name>
+                <name>
+                    <singular>degree_true</singular>
+                    <plural>degrees_true</plural>
+                </name>
+                <name>
+                    <singular>degree_T</singular>
+                    <plural>degrees_T</plural>
+                </name>
+                <name>
+                    <singular>degreeT</singular>
+                    <plural>degreesT</plural>
+                </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>-1 degree_east</def>
+            <aliases>
+                <name>
+                    <singular>degree_west</singular>
+                    <plural>degrees_west</plural>
+                </name>
+                <name>
+                    <singular>degree_W</singular>
+                    <plural>degrees_W</plural>
+                </name>
+                <name>
+                    <singular>degreeW</singular>
+                    <plural>degreesW</plural>
+                </name>
+            </aliases>
+        </unit>
+
+    <!-- Mass -->
+        <unit>
+            <def>2.916667e-2 kg</def>
+            <aliases>
+                <name> <singular>assay_ton</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>2.834952e-2 kg</def>
+            <aliases>
+                <name> <singular>avoirdupois_ounce</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>4.5359237e-1 kg</def>
+            <aliases>
+                <name> <singular>avoirdupois_pound</singular> </name>
+                <name> <singular>pound</singular> </name>
+                <symbol>lb</symbol>
+            </aliases>
+        </unit>
+        <unit>
+            <def>2e-4 kg</def>
+            <aliases>
+                <name> <singular>carat</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>6.479891e-5 kg</def>
+            <aliases>
+                <name> <singular>grain</singular> </name>
+                <symbol>gr</symbol>
+            </aliases>
+        </unit>
+        <unit>
+            <def>5.080235e1 kg</def>
+            <aliases>
+                <name> <singular>long_hundredweight</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>1.555174e-3 kg</def>
+            <aliases>
+                <name> <singular>pennyweight</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>4.535924e1 kg</def>
+            <aliases>
+                <name> <singular>short_hundredweight</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>14.59390 kg</def>
+            <aliases>
+                <name> <singular>slug</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>3.110348e-2 kg</def>
+            <aliases>
+                <name> <singular>troy_ounce</singular> </name>
+                <name> <singular>apothecary_ounce</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>3.732417e-1 kg</def>
+            <aliases>
+                <name> <singular>troy_pound</singular> </name>
+                <name> <singular>apothecary_pound</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>20 grain</def>
+            <aliases> <name> <singular>scruple</singular> </name> </aliases>
+        </unit>
+        <unit>
+            <def>60 grain</def>
+            <aliases> <name> <singular>apdram</singular> </name> </aliases>
+        </unit>
+        <unit>
+            <def>480 grain</def>
+            <aliases> <name> <singular>apounce</singular> </name> </aliases>
+        </unit>
+        <unit>
+            <def>5760 grain</def>
+            <aliases> <name> <singular>appound</singular> </name> </aliases>
+        </unit>
+        <unit>
+            <def>94 pound</def>
+            <aliases> <name> <singular>bag</singular> </name> </aliases>
+        </unit>
+        <unit>
+            <def>2000 pound</def>
+            <aliases>
+                <name> <singular>short_ton</singular> </name>
+                <name> <singular>ton</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>2240 pound</def>
+            <aliases>
+                <name> <singular>long_ton</singular> </name>
+            </aliases>
+        </unit>
+
+    <!-- Length -->
+        <unit>
+            <def>1e-15 m</def>
+            <aliases>
+                <name> <singular>fermi</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>9.46073e15 m</def>
+            <aliases>
+                <name> <singular>light_year</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>1e-6 m</def>
+            <aliases>
+                <name> <singular>micron</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>2.54e-5 m</def>
+            <aliases>
+                <name> <singular>mil</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>3.085678e16 m</def>
+            <aliases>
+                <name> <singular>parsec</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>3.514598e-4 m</def>
+            <aliases>
+                <name> <singular>printers_point</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>2.011684e1 m</def>
+            <aliases>
+                <name> <singular>chain</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>12 printers_point</def>
+            <aliases>
+                <name> <singular>printers_pica</singular> </name>
+                <name> <singular>pica</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>nautical_mile</def>
+            <aliases>
+                <name> <singular>nmile</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>(1200/3937) m</def>
+            <aliases>
+                <name>
+                    <singular>US_survey_foot</singular>
+                    <plural>US_survey_feet</plural>
+                </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>3 US_survey_feet</def>
+            <aliases>
+                <name> <singular>US_survey_yard</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>5280 US_survey_feet</def>
+            <aliases>
+                <name> <singular>US_survey_mile</singular> </name>
+                <name> <singular>US_statute_mile</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>16.5 US_survey_feet</def>
+            <aliases>
+                <name> <singular>rod</singular> </name>
+                <name> <singular>pole</singular> </name>
+                <name> <singular>perch</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>660 US_survey_feet</def>
+            <aliases> <name> <singular>furlong</singular> </name> </aliases>
+        </unit>
+        <unit>
+            <def>6 US_survey_feet</def>
+            <aliases> <name> <singular>fathom</singular> </name> </aliases>
+        </unit>
+        <unit>
+            <def>2.54 cm</def>
+            <aliases>
+                <name> <singular>international_inch</singular> </name>
+                <name> <singular>inch</singular> </name>
+                <symbol>in</symbol>
+            </aliases>
+        </unit>
+        <unit>
+            <def>12 international_inches</def>
+            <aliases>
+                <name>
+                    <singular>international_foot</singular>
+                    <plural>international_feet</plural>
+                </name>
+                <name>
+                    <singular>foot</singular>
+                    <plural>feet</plural>
+                </name>
+                <symbol>ft</symbol>
+            </aliases>
+        </unit>
+        <unit>
+            <def>3 international_feet</def>
+            <aliases>
+                <name> <singular>international_yard</singular> </name>
+                <name> <singular>yard</singular> </name>
+                <symbol>yd</symbol>
+            </aliases>
+        </unit>
+        <unit>
+            <def>5280 international_feet</def>
+            <aliases>
+                <name> <singular>international_mile</singular> </name>
+                <name> <singular>mile</singular> </name>
+                <symbol>mi</symbol>
+            </aliases>
+        </unit>
+        <unit>
+            <def>inch/72</def>
+            <aliases>
+                <name> <singular>big_point</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>inch/3</def>
+            <aliases>
+                <name> <singular>barleycorn</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>191.835 foot</def>
+            <aliases>
+                <name> <singular>arpentlin</singular> </name>
+            </aliases>
+        </unit>
+
+    <!-- Angular Velocity -->
+        <unit>
+            <def>rotation/second</def>		<!-- exact -->
+            <aliases>
+                <name>
+                    <singular>rotation_per_second</singular>
+                    <plural>rotations_per_second</plural>
+                </name>
+                <symbol>rps</symbol>
+                <symbol>cps</symbol>
+            </aliases>
+        </unit>
+        <unit>
+            <def>rotation/minute</def>		<!-- exact -->
+            <aliases> <symbol>rpm</symbol> </aliases>
+        </unit>
+
+    <!-- Lineic Mass -->
+        <unit>
+            <def>1.111111e-7 kg/m</def>
+            <aliases>
+                <name> <singular>denier</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>1e-6 kg/m</def>			<!-- exact -->
+            <aliases>
+                <name> <singular>tex</singular> </name>
+            </aliases>
+        </unit>
+
+    <!-- Mass per unit time (includes flow) -->
+        <unit>
+            <def>5.72135e-11 kg/(Pa.s.m^2)</def>
+            <aliases>
+                <name>
+                    <singular>perm_0C</singular>
+                    <plural>perms_0C</plural>
+                </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>5.74525e-11 kg/(Pa.s.m^2)</def>
+            <aliases>
+                <name>
+                    <singular>perm_23C</singular>
+                    <plural>perms_23C</plural>
+                </name>
+            </aliases>
+        </unit>
+
+    <!-- Area -->
+        <unit>
+            <def>5.067075e-10 m^2</def>
+            <aliases>
+                <name> <singular>circular_mil</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>9.869233e-13 m^2</def> <!-- porous solid permeability -->
+            <aliases> <name> <singular>darcy</singular> </name> </aliases>
+        </unit>
+        <unit>
+            <def>160 rod^2</def>			<!-- exact -->
+            <aliases>
+                <name> <singular>acre</singular> </name>
+            </aliases>
+        </unit>
+
+    <!-- Volume -->
+        <unit>
+            <def>1.233489e3 m^3</def>
+            <!-- An "acre.foot", however, is 1233.4867714897 m^3.  Odd. -->
+            <aliases>
+                <name>
+                    <singular>acre_foot</singular>
+                    <plural>acre_feet</plural>
+                </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>2.359737e-3 m^3</def>
+            <aliases>
+                <name>
+                    <singular>board_foot</singular>
+                    <plural>board_feet</plural>
+                </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>3.523907e-2 m^3</def>
+            <aliases>
+                <name> <singular>bushel</singular> </name>
+                <symbol>bu</symbol>
+            </aliases>
+        </unit>
+        <unit>
+            <def>bushel/4</def>			<!-- exact -->
+            <aliases>
+                <name> <singular>peck</singular> </name>
+                <symbol>pk</symbol>
+            </aliases>
+        </unit>
+        <unit>
+            <def>4.546090e-3 m^3</def>		<!-- exact -->
+            <aliases>
+                <name> <singular>Canadian_liquid_gallon</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>4.404884e-3 m^3</def>
+            <aliases>
+                <name> <singular>US_dry_gallon</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>cm^3</def>				<!-- exact -->
+            <aliases> <symbol>cc</symbol> </aliases>
+        </unit>
+        <unit>
+            <def>1 m^3</def>				<!-- exact -->
+            <aliases>
+                <name> <singular>stere</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>2.831685 m^3</def>
+            <aliases>
+                <name> <singular>register_ton</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>US_dry_gallon/4</def>		<!-- exact -->
+            <aliases>
+                <name> <singular>US_dry_quart</singular> </name>
+                <name> <singular>dry_quart</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>US_dry_gallon/8</def>		<!-- exact -->
+            <aliases>
+                <name> <singular>US_dry_pint</singular> </name>
+                <name> <singular>dry_pint</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>3.785412e-3 m^3</def>
+            <aliases>
+                <name> <singular>US_liquid_gallon</singular> </name>
+                <name> <singular>liquid_gallon</singular> </name>
+                <name> <singular>gallon</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <!-- The following is the definition of the petroleum industry
+            -->
+            <def>42 US_liquid_gallon</def>
+            <aliases>
+                <name> <singular>barrel</singular> </name>
+                <symbol>bbl</symbol>
+            </aliases>
+        </unit>
+        <unit>
+            <!-- The following is exact regardless of the definition of
+            "barrel" -->
+            <def>barrel/4</def>
+            <aliases>
+                <name> <singular>firkin</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>US_liquid_gallon/4</def>		<!-- exact -->
+            <aliases>
+                <name> <singular>US_liquid_quart</singular> </name>
+                <name> <singular>liquid_quart</singular> </name>
+                <name> <singular>quart</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>US_liquid_gallon/8</def>		<!-- exact -->
+            <aliases>
+                <name> <singular>US_liquid_pint</singular> </name>
+                <name> <singular>liquid_pint</singular> </name>
+                <name> <singular>pint</singular> </name>
+                <symbol>pt</symbol>
+            </aliases>
+        </unit>
+        <unit>
+            <def>US_liquid_gallon/16</def>		<!-- exact -->
+            <aliases>
+                <name> <singular>US_liquid_cup</singular> </name>
+                <name> <singular>liquid_cup</singular> </name>
+                <name> <singular>cup</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>US_liquid_gallon/32</def>		<!-- exact -->
+            <aliases>
+                <name> <singular>US_liquid_gill</singular> </name>
+                <name> <singular>liquid_gill</singular> </name>
+                <name> <singular>gill</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>US_liquid_gallon/128</def>		<!-- exact -->
+            <aliases>
+                <name> <singular>US_fluid_ounce</singular> </name>
+                <name> <singular>US_liquid_ounce</singular> </name>
+                <name> <singular>fluid_ounce</singular> </name>
+                <name> <singular>liquid_ounce</singular> </name>
+                <symbol>oz</symbol>
+                <symbol>floz</symbol>
+            </aliases>
+        </unit>
+        <unit>
+            <def>US_fluid_ounce/2</def>		<!-- exact -->
+            <aliases>
+                <name> <singular>tablespoon</singular> </name>
+                <symbol>Tbl</symbol>
+                <symbol>Tbsp</symbol>
+                <symbol>tbsp</symbol>
+                <symbol>Tblsp</symbol>
+                <symbol>tblsp</symbol>
+            </aliases>
+        </unit>
+        <unit>
+            <def>US_fluid_ounce/8</def>		<!-- exact -->
+            <aliases> <symbol>fldr</symbol> </aliases>
+        </unit>
+        <unit>
+            <def>US_fluid_ounce/16</def>		<!-- exact -->
+            <aliases>
+                <name> <singular>dram</singular> </name>
+                <symbol>dr</symbol>
+            </aliases>
+        </unit>
+        <unit>
+            <def>tablespoon/3</def>			<!-- exact -->
+            <aliases>
+                <name> <singular>teaspoon</singular> </name>
+                <symbol>tsp</symbol>
+            </aliases>
+        </unit>
+        <unit>
+            <def>4.546090e-3 m^3</def>		<!-- exact -->
+            <aliases>
+                <name> <singular>UK_liquid_gallon</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>UK_liquid_gallon/4</def>		<!-- exact -->
+            <aliases>
+                <name> <singular>UK_liquid_quart</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>UK_liquid_gallon/8</def>		<!-- exact -->
+            <aliases>
+                <name> <singular>UK_liquid_pint</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>UK_liquid_gallon/16</def>		<!-- exact -->
+            <aliases>
+                <name> <singular>UK_liquid_cup</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>UK_liquid_gallon/32</def>		<!-- exact -->
+            <aliases>
+                <name> <singular>UK_liquid_gill</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>UK_liquid_gallon/160</def>		<!-- exact -->
+            <aliases>
+                <name> <singular>UK_fluid_ounce</singular> </name>
+                <name> <singular>UK_liquid_ounce</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>lg(re (1e-6 m)^3)</def>
+            <aliases> <symbol>BZ</symbol> </aliases>
+        </unit>
+
+    <!-- Time -->
+        <unit>
+            <def>1e-8 s</def>
+            <aliases> <name> <singular>shake</singular> </name> </aliases>
+        </unit>
+        <unit>
+            <def>8.616409e4 s</def>
+            <aliases>
+                <name> <singular>sidereal_day</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>3.590170e3 s</def>
+            <aliases>
+                <name> <singular>sidereal_hour</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>5.983617e1 s</def>
+            <aliases>
+                <name> <singular>sidereal_minute</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>0.9972696 s</def>
+            <aliases>
+                <name> <singular>sidereal_second</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>3.155815e7 s</def>
+            <aliases>
+                <name> <singular>sidereal_year</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <!--
+                Interval between 2 successive passages of sun
+                through vernal equinox (365.242198781 days.  See
+                <http://www.ast.cam.ac.uk/pubinfo/leaflets/>,
+                <http://aa.usno.navy.mil/AA/>, and
+                <http://adswww.colorado.edu/adswww/astro_coord.html>):
+            -->
+            <def>3.15569259747e7 s</def>
+            <aliases>
+                <name> <singular>tropical_year</singular> </name>
+                <name> <singular>year</singular> </name>
+                <!-- The following is commented-out because "a" already
+                     maps to "are"
+                <symbol>a</symbol>
+                -->
+                <symbol>yr</symbol>
+            </aliases>
+        </unit>
+        <unit>
+            <def>29.530589 day</def>
+            <aliases>
+                <name> <singular>lunar_month</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>365 day</def>
+            <aliases>
+                <name> <singular>common_year</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>366 day</def>
+            <aliases>
+                <name> <singular>leap_year</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>365.25 day</def>
+            <aliases>
+                <name> <singular>Julian_year</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>365.2425 day</def>
+            <aliases>
+                <name> <singular>Gregorian_year</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>27.321661 day</def>
+            <aliases>
+                <name> <singular>sidereal_month</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>27.321582 day</def>
+            <aliases>
+                <name> <singular>tropical_month</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>14 day</def>
+            <aliases>
+                <name> <singular>fortnight</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>7 day</def>
+            <aliases> <name> <singular>week</singular> </name> </aliases>
+        </unit>
+        <unit>
+            <def>0.01 s</def>
+            <aliases> <name> <singular>jiffy</singular> </name> </aliases>
+        </unit>
+        <unit>
+            <def>1e9 year</def>
+            <aliases> <name> <singular>eon</singular> </name> </aliases>
+        </unit>
+        <unit>
+            <def>year/12</def>
+            <aliases> <name> <singular>month</singular> </name> </aliases>
+        </unit>
+
+    <!-- Volume per time -->
+        <unit>
+            <def>1e6 m^3/s</def>			<!-- exact -->
+            <aliases>
+                <name> <singular>sverdrup</singular> </name>
+                <!-- The following is commented-out because "Sv" means
+                     "sievert" in the SI unit-system.
+                <symbol>Sv</symbol>
+                -->
+            </aliases>
+        </unit>
+
+    <!-- Acceleration -->
+        <unit>
+            <def>9.806650 m/s^2</def>		<!-- exact -->
+            <aliases>
+                <name> <singular>standard_free_fall</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>standard_free_fall</def>		<!-- should be local -->
+            <aliases> <name> <singular>gravity</singular> </name> </aliases>
+        </unit>
+
+    <!-- Some "units" that make subsequent definitions easier -->
+        <unit>
+            <def>gravity 1000 kg/m^3</def>		<!-- exact -->
+            <aliases>
+                <name> <singular>conventional_water</singular> </name>
+                <name> <singular>water</singular> </name>
+                <symbol>H2O</symbol>
+                <symbol>h2o</symbol>
+            </aliases>
+        </unit>
+        <unit>
+            <def>gravity 999.972 kg/m^3</def>
+            <aliases>
+                <name>
+                    <singular>water_4C</singular>
+                    <plural>waters_4C</plural>
+                </name>
+                <name>
+                    <singular>water_39F</singular>	<!-- act. 39.2 F -->
+                    <plural>waters_39F</plural>
+                </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>gravity 999.001 kg/m^3</def>
+            <aliases>
+                <name>
+                    <singular>water_60F</singular>
+                    <plural>waters_60F</plural>
+                </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>gravity 13595.10 kg/m^3</def>
+            <aliases>
+                <name>
+                    <singular>mercury_0C</singular>
+                    <plural>mercuries_0C</plural>
+                </name>
+                <name>
+                    <singular>mercury_32F</singular>
+                    <plural>mercuries_32F</plural>
+                </name>
+                <name>
+                    <singular>conventional_mercury</singular>
+                    <plural>conventional_mercuries</plural>
+                </name>
+                <symbol>Hg</symbol>
+            </aliases>
+        </unit>
+        <unit>
+            <def>gravity 13556.8 kg/m^3</def>
+            <aliases>
+                <name>
+                    <singular>mercury_60F</singular>
+                    <plural>mercuries_60F</plural>
+                </name>
+            </aliases>
+        </unit>
+
+    <!-- Force -->
+        <unit>
+            <def>standard_free_fall</def>
+            <aliases> <name> <singular>force</singular> </name> </aliases>
+        </unit>
+        <unit>
+            <def>1e-5 N</def>			<!-- exact -->
+            <aliases> <name> <singular>dyne</singular> </name> </aliases>
+        </unit>
+        <unit>
+            <def>9.806650e-3 N</def>		<!-- exact -->
+            <aliases> <name> <singular>pond</singular> </name> </aliases>
+        </unit>
+        <unit>
+            <def>9.806650 N</def>			<!-- exact -->
+            <aliases>
+                <name> <singular>force_kilogram</singular> </name>
+                <name>
+                    <singular>kilogram_force</singular>
+                    <plural>kilograms_force</plural>
+                </name>
+                <symbol>kgf</symbol>
+            </aliases>
+        </unit>
+        <unit>
+            <def>2.780139e-1 N</def>		<!-- exact -->
+            <aliases>
+                <name> <singular>force_ounce</singular> </name>
+                <name>
+                    <singular>ounce_force</singular>
+                    <plural>ounces_force</plural>
+                </name>
+                <symbol>ozf</symbol>
+            </aliases>
+        </unit>
+        <unit>
+            <def>4.4482216152605 N</def>		<!-- exact -->
+            <aliases>
+                <name> <singular>force_pound</singular> </name>
+                <name>
+                    <singular>pound_force</singular>
+                    <plural>pounds_force</plural>
+                </name>
+                <symbol>lbf</symbol>
+            </aliases>
+        </unit>
+        <unit>
+            <def>1.382550e-1 N</def>		<!-- exact -->
+            <aliases>
+                <name> <singular>poundal</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>gram force</def>			<!-- exact -->
+            <aliases>
+                <name>
+                    <singular>gram_force</singular>
+                    <plural>grams_force</plural>
+                </name>
+                <name>
+                    <singular>force_gram</singular>
+                </name>
+                <symbol>gf</symbol>
+            </aliases>
+        </unit>
+        <unit>
+            <def>2000 force_pound</def>		<!-- exact -->
+            <aliases>
+                <name> <singular>force_ton</singular> </name>
+                <name>
+                    <singular>ton_force</singular>
+                    <plural>tons_force</plural>
+                </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>1000 lbf</def>			<!-- exact -->
+            <aliases> <name><singular>kip</singular></name> </aliases>
+        </unit>
+
+    <!-- Pressure, Stress -->
+        <unit>
+            <def>1.01325e5 Pa</def>			<!-- exact -->
+            <aliases>
+                <name> <singular>standard_atmosphere</singular> </name>
+                <name> <singular>atmosphere</singular> </name>
+                <symbol>atm</symbol>
+            </aliases>
+        </unit>
+        <unit>
+            <def>1 kg gravity/cm2</def>		<!-- exact -->
+            <aliases>
+                <name> <singular>technical_atmosphere</singular> </name>
+                <symbol>at</symbol>
+            </aliases>
+        </unit>
+        <unit>
+            <def>cm H2O</def>
+            <aliases>
+                <symbol>cm_H2O</symbol>
+                <symbol>cmH2O</symbol>
+            </aliases>
+        </unit>
+        <unit>
+            <def>inch water_39F</def>		<!-- exact -->
+            <aliases>
+                <name>
+                    <singular>inch_H2O_39F</singular>
+                    <plural>inches_H2O_39F</plural>
+                </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>inch water_60F</def>		<!-- exact -->
+            <aliases>
+                <name>
+                    <singular>inch_H2O_60F</singular>
+                    <plural>inches_H2O_60F</plural>
+                </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>foot water</def>
+            <aliases>
+                <name>
+                    <singular>foot_water</singular>
+                    <plural>feet_water</plural>
+                </name>
+                <name>
+                    <singular>foot_H2O</singular>
+                    <plural>feet_H2O</plural>
+                </name>
+                <name>
+                    <singular>footH2O</singular>
+                    <plural>feetH2O</plural>
+                </name>
+                <symbol>ftH2O</symbol>
+                <symbol>fth2o</symbol>
+            </aliases>
+        </unit>
+        <unit>
+            <def>cm Hg</def>
+            <aliases>
+                <symbol>cm_Hg</symbol>
+                <symbol>cmHg</symbol>
+            </aliases>
+        </unit>
+        <unit>
+            <def>mm mercury_0C</def>		<!-- exact -->
+            <aliases>
+                <name>
+                    <singular>millimeter_Hg_0C</singular>
+                    <plural>millimeters_Hg_0C</plural>
+                </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>inch mercury_32F</def>		<!-- exact -->
+            <aliases>
+                <name>
+                    <singular>inch_Hg_32F</singular>
+                    <plural>inches_Hg_32F</plural>
+                </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>inch mercury_60F</def>		<!-- exact -->
+            <aliases>
+                <name>
+                    <singular>inch_Hg_60F</singular>
+                    <plural>inches_Hg_60F</plural>
+                </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>mm Hg</def>
+            <aliases>
+                <name>
+                    <singular>millimeter_Hg</singular>
+                    <plural>millimeters_Hg</plural>
+                </name>
+                <name> <singular>torr</singular> </name>
+                <symbol>mm_Hg</symbol>
+                <symbol>mm_hg</symbol>
+                <symbol>mmHg</symbol>
+                <symbol>mmhg</symbol>
+            </aliases>
+        </unit>
+        <unit>
+            <def>inch Hg</def>
+            <aliases>
+                <name>
+                    <singular>inch_Hg</singular>
+                    <plural>inches_Hg</plural>
+                </name>
+                <symbol>in_Hg</symbol>
+                <symbol>inHg</symbol>
+            </aliases>
+        </unit>
+        <unit>
+            <def>1 pound gravity/in^2</def>		<!-- exact -->
+            <aliases> <symbol>psi</symbol> </aliases>
+        </unit>
+        <unit>
+            <def>kip/in^2</def>			<!-- exact -->
+            <aliases> <symbol>ksi</symbol> </aliases>
+        </unit>
+        <unit>
+            <def>0.1 N/m^2</def>			<!-- exact -->
+            <aliases>
+                <name> <singular>barie</singular> </name>
+                <name> <singular>barye</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>lg(re 20e-6 Pa)</def>      <!-- sound pressure level -->
+            <aliases> <symbol>B_SPL</symbol> </aliases>
+        </unit>
+
+    <!-- Viscosity -->
+        <unit>
+            <def>1e-1 Pa.s</def>			<!-- exact -->
+            <aliases>
+                <name> <singular>poise</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>1e-4 m^2/s</def>			<!-- exact -->
+            <aliases>
+                <name> <singular>stokes</singular> </name>
+                <symbol>St</symbol>
+            </aliases>
+        </unit>
+        <unit>
+            <def>10/(Pa.s)</def>			<!-- exact -->
+            <aliases> <name> <singular>rhe</singular> </name> </aliases>
+        </unit>
+
+    <!-- Energy, Work, Quantity of Heat -->
+        <unit>
+            <def>1e-7 J</def>			<!-- exact -->
+            <aliases> <name> <singular>erg</singular> </name> </aliases>
+        </unit>
+        <unit>
+            <def>1.05505585262e3 J</def>		<!-- exact -->
+            <aliases>
+                <name>
+                    <singular>IT_Btu</singular>
+                    <plural>IT_Btus</plural>
+                </name>
+                <name>
+                    <singular>Btu</singular>
+                    <plural>Btus</plural>
+                </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>1.05506e8 J</def>			<!-- exact -->
+            <aliases>
+                <name> <singular>EC_therm</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>4.184000 J</def>			<!-- exact -->
+            <aliases>
+                <name> <singular>thermochemical_calorie</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>4.1868 J</def>			<!-- exact -->
+            <aliases>
+                <name> <singular>IT_calorie</singular> </name>
+                <name> <singular>calorie</singular> </name>
+                <symbol>cal</symbol>
+            </aliases>
+        </unit>
+        <unit>
+            <def>4.184 MJ/kg</def>			<!-- by definition -->
+            <aliases>
+                <name> <singular>TNT</singular><noplural/></name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>4.184e9 J</def>			<!-- by definition -->
+            <aliases>
+                <name>
+                    <singular>ton_TNT</singular>
+                    <plural>tons_TNT</plural>
+                </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>1.054804e8 J</def>			<!-- exact -->
+            <aliases>
+                <name> <singular>US_therm</singular> </name>
+                <name> <singular>therm</singular> </name>
+                <symbol>thm</symbol>
+            </aliases>
+        </unit>
+        <unit>
+            <def>watt.hour</def>			<!-- exact -->
+            <aliases>
+                <name> <singular>watthour</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>1e9 eV</def>			<!-- exact -->
+            <aliases> <symbol>bev</symbol> </aliases>
+        </unit>
+
+    <!-- Power, Radiant Flux -->
+        <unit>
+            <def>V.A</def>				<!-- exact -->
+            <aliases>
+                <name> <singular>voltampere</singular> </name>
+                <symbol>VA</symbol>
+            </aliases>
+        </unit>
+        <unit>
+            <def>9.80950e3 W</def>
+            <aliases>
+                <name> <singular>boiler_horsepower</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>7.456999e2 W</def>
+            <aliases>
+                <name> <singular>shaft_horsepower</singular> </name>
+                <name> <singular>horsepower</singular> </name>
+                <symbol>hp</symbol>
+            </aliases>
+        </unit>
+        <unit>
+            <def>7.35499e2 W</def>
+            <aliases>
+                <name> <singular>metric_horsepower</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>7.460000e2 W</def>			<!-- exact -->
+            <aliases>
+                <name> <singular>electric_horsepower</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>7.46043e2 W</def>
+            <aliases>
+                <name> <singular>water_horsepower</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>7.4570e2 W</def>
+            <aliases>
+                <name> <singular>UK_horsepower</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>12000 Btu/hr</def>
+            <aliases>
+                <name> <singular>refrigeration_ton</singular> </name>
+                <name>
+                    <singular>ton_of_refrigeration</singular>
+                    <plural>tons_of_refrigeration</plural>
+                </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>lg(re 1 W)</def>
+            <aliases> <symbol>BW</symbol> </aliases>
+        </unit>
+        <unit>
+            <def>lg(re 1 mW)</def>
+            <aliases> <symbol>Bm</symbol> </aliases>
+        </unit>
+
+    <!-- Heat -->
+        <unit>
+            <def>1.55e-1 K.m^2/W</def>
+            <aliases> <name> <singular>clo</singular> </name> </aliases>
+        </unit>
+
+    <!-- Electricity and Magnetism -->
+        <unit>
+            <def>10 A</def>
+            <aliases> <name><singular>abampere</singular></name> </aliases>
+        </unit>
+        <unit>
+            <def>7.957747e-1 A</def>
+            <aliases> <name><singular>gilbert</singular></name> </aliases>
+        </unit>
+        <unit>
+            <def>3.335640e-10 A</def>
+            <aliases>
+                <name><singular>statampere</singular></name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>10 A</def>
+            <aliases> <name><singular>biot</singular></name> </aliases>
+        </unit>
+        <unit>
+            <def>1e9 F</def>			<!-- exact -->
+            <aliases> <name> <singular>abfarad</singular> </name> </aliases>
+        </unit>
+        <unit>
+            <def>1e-9 H</def>			<!-- exact -->
+            <aliases>
+                <name> <singular>abhenry</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>1e9 S</def>			<!-- exact -->
+            <aliases> <name> <singular>abmho</singular> </name> </aliases>
+        </unit>
+        <unit>
+            <def>1e-9 ohm</def>			<!-- exact -->
+            <aliases> <name> <singular>abohm</singular> </name> </aliases>
+        </unit>
+        <unit>
+            <def>1e-8 V</def>			<!-- exact -->
+            <aliases> <name> <singular>abvolt</singular> </name> </aliases>
+        </unit>
+        <unit>
+            <def>1.602176487e-19 C</def>
+            <aliases> <symbol>e</symbol> </aliases>
+        </unit>
+        <unit>
+            <def>9.64957e4 C</def>
+            <aliases>
+                <name> <singular>chemical_faraday</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>9.65219e4 C</def>
+            <aliases>
+                <name> <singular>physical_faraday</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>9.648531e4 C</def>
+            <aliases>
+                <name> <singular>C12_faraday</singular> </name>
+                <name> <singular>faraday</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>1e-9 T</def>			<!-- exact -->
+            <aliases>
+                <name> <singular>gamma</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>1e-4 T</def>			<!-- exact -->
+            <aliases>
+                <name> <singular>gauss</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>1e-8 Wb</def>			<!-- exact -->
+            <aliases>
+                <name> <singular>maxwell</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>7.957747e1 A/m</def>
+            <aliases>
+                <name> <singular>oersted</singular> </name>
+                <symbol>Oe</symbol>
+            </aliases>
+        </unit>
+        <unit>
+            <def>3.335640e-10 C</def>
+            <aliases>
+                <name> <singular>statcoulomb</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>1.112650e-12 F</def>
+            <aliases>
+                <name> <singular>statfarad</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>8.987554e11 H</def>
+            <aliases>
+                <name> <singular>stathenry</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>1.112650e-12 S</def>
+            <aliases>
+                <name> <singular>statmho</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>8.987554e11 ohm</def>
+            <aliases>
+                <name> <singular>statohm</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>2.997925e2 V</def>
+            <aliases>
+                <name> <singular>statvolt</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>1.256637e-7 Wb</def>
+            <aliases>
+                <name> <singular>unit_pole</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>lg(re 1 V)</def>
+            <aliases> <symbol>BV</symbol> </aliases>
+        </unit>
+        <unit>
+            <def>lg(re 0.775 V)</def>       <!-- rms voltage -->
+            <aliases> <symbol>Bv</symbol> </aliases>
+        </unit>
+        <unit>
+            <def>lg(re 1e-6 V)</def>
+            <aliases> <symbol>B&#xB5;V</symbol> </aliases>
+                                            <!-- uses MICRO SIGN -->
+        </unit>
+
+    <!-- Thermodynamic Temperature -->
+        <unit>
+            <def>K/1.8</def>
+            <aliases>
+                <symbol>&#xB0;R</symbol>    <!-- DEGREE SIGN -->
+                <name>
+                    <singular>degree_rankine</singular>
+                    <plural>degrees_rankine</plural>
+                </name>
+                <name>
+                    <singular>degreeR</singular>
+                    <plural>degreesR</plural>
+                </name>
+                <name>
+                    <singular>degree_R</singular>
+                    <plural>degrees_R</plural>
+                </name>
+                <name>
+                    <singular>degR</singular>
+                    <plural>degsR</plural>
+                </name>
+                <name>
+                    <singular>deg_R</singular>
+                    <plural>degs_R</plural>
+                </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>&#xB0;R @ 459.67</def>     <!-- DEGREE SIGN -->
+            <aliases>
+                <symbol>&#xB0;F</symbol>    <!-- DEGREE SIGN -->
+                <symbol>&#x2109;</symbol>   <!-- DEGREE FAHRENHEIT -->
+                <name> <singular>fahrenheit</singular> </name>
+                <name>
+                    <singular>degree_fahrenheit</singular>
+                    <plural>degrees_fahrenheit</plural>
+                </name>
+                <name>
+                    <singular>degreeF</singular>
+                    <plural>degreesF</plural>
+                </name>
+                <name>
+                    <singular>degree_F</singular>
+                    <plural>degrees_F</plural>
+                </name>
+                <name>
+                    <singular>degF</singular>
+                    <plural>degsF</plural>
+                </name>
+                <name>
+                    <singular>deg_F</singular>
+                    <plural>degs_F</plural>
+                </name>
+            </aliases>
+        </unit>
+
+    <!-- Illumination -->
+        <unit>
+            <def>1.076391e-1 lx</def>
+            <aliases>
+                <name> <singular>footcandle</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>3.426259 cd/m^2</def>		<!-- exact -->
+            <aliases>
+                <name> <singular>footlambert</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>(1e4/pi) cd/m^2</def>		<!-- exact -->
+            <aliases>
+                <name> <singular>lambert</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>1e4 cd/m^2</def>			<!-- exact -->
+            <aliases>
+                <name> <singular>stilb</singular> </name>
+                <symbol>sb</symbol>
+            </aliases>
+        </unit>
+        <unit>
+            <def>1e4 lm/m^2</def>			<!-- exact -->
+            <aliases>
+                <name> <singular>phot</singular> </name>
+                <symbol>ph</symbol>
+            </aliases>
+        </unit>
+        <unit>
+            <def>1 cd/m^2</def>			<!-- exact -->
+            <aliases>
+                <name> <singular>nit</singular> </name>
+                <symbol>nt</symbol>
+            </aliases>
+        </unit>
+        <unit>
+            <def>4.184000e4 J/m^2</def>		<!-- exact -->
+            <aliases>
+                <name> <singular>langley</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>cd/(pi m^2)</def>			<!-- exact -->
+            <aliases>
+                <name> <singular>blondel</singular> </name>
+                <name> <singular>apostilb</singular> </name>
+            </aliases>
+        </unit>
+
+    <!-- Miscellaneous -->
+        <unit>
+            <def>100/m</def>			<!-- exact -->
+            <aliases> <name> <singular>kayser</singular> </name> </aliases>
+        </unit>
+        <unit>
+            <def>gravity</def>			<!-- exact -->
+            <aliases>
+                <name> <singular>geopotential</singular> </name>
+                <name> <singular>dynamic</singular> </name>
+                <symbol>gp</symbol>
+            </aliases>
+        </unit>
+        <unit>
+            <def>2056 hours</def>			<!-- exact -->
+            <aliases>
+                <name> <singular>work_year</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>work_year/12</def>			<!-- exact -->
+            <aliases>
+                <name> <singular>work_month</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>1e-6 m^2 s^-1 K kg^-1</def>		<!-- exact -->
+            <aliases>
+                <name> <singular>potential_vorticity_unit</singular> </name>
+                <symbol>PVU</symbol>
+            </aliases>
+        </unit>
+        <unit>
+            <def>1</def>
+            <aliases>
+                <name> <singular>count</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>1</def>
+            <aliases>
+                <name> <singular>bit</singular> </name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>8</def>
+            <aliases>
+                <name><singular>octet</singular></name>
+                <name><singular>byte</singular></name>
+            </aliases>
+        </unit>
+        <unit>
+            <def>446.2 micromoles/meter^2</def>
+            <aliases>
+                <name> <singular>dobson</singular> </name>
+                <symbol>DU</symbol>
+            </aliases>
+        </unit>
+        <unit>
+            <def>mol/6.02214129e23</def> <!-- NIST 20130402 -->
+            <name><singular>molecule</singular></name>
+            <aliases>
+                <name><singular>molec</singular></name>
+                <name><singular>nucleon</singular></name>
+                <name><singular>nuc</singular></name>
+            </aliases>
+        </unit>
+</unit-system>
diff --git a/lib/udunits2-derived.xml b/lib/udunits2-derived.xml
new file mode 100644
index 0000000..735fe84
--- /dev/null
+++ b/lib/udunits2-derived.xml
@@ -0,0 +1,143 @@
+<?xml version="1.0" encoding="US-ASCII"?>
+<!--
+Copyright 2008, 2009 University Corporation for Atmospheric Research
+
+This file is part of the UDUNITS-2 package.  See the file COPYRIGHT
+in the top-level source-directory of the package for copying and
+redistribution conditions.
+
+SI derived units with special names and symbols
+-->
+<unit-system>
+    <unit>
+        <dimensionless/>
+        <name><singular>radian</singular></name>
+        <symbol>rad</symbol>
+    </unit>
+    <unit>
+        <def>rad^2</def>
+        <name><singular>steradian</singular></name>
+        <symbol>sr</symbol>
+    </unit>
+    <unit>
+        <def>1/s</def>
+        <name><singular>hertz</singular></name>
+        <symbol>Hz</symbol>
+    </unit>
+    <unit>
+        <def>1e-3 kg</def>
+        <name><singular>gram</singular></name>
+        <symbol>g</symbol>
+    </unit>
+    <unit>
+        <def>m.kg/s^2</def>
+        <name><singular>newton</singular></name>
+        <symbol>N</symbol>
+    </unit>
+    <unit>
+        <def>N/m^2</def>
+        <name><singular>pascal</singular></name>
+        <symbol>Pa</symbol>
+    </unit>
+    <unit>
+        <def>N.m</def>
+        <name><singular>joule</singular></name>
+        <symbol>J</symbol>
+    </unit>
+    <unit>
+        <def>J/s</def>
+        <name><singular>watt</singular></name>
+        <symbol>W</symbol>
+    </unit>
+    <unit>
+        <def>s.A</def>
+        <name><singular>coulomb</singular></name>
+        <symbol>C</symbol>
+    </unit>
+    <unit>
+        <def>W/A</def>
+        <name><singular>volt</singular></name>
+        <symbol>V</symbol>
+    </unit>
+    <unit>
+        <def>C/V</def>
+        <name><singular>farad</singular></name>
+        <symbol>F</symbol>
+    </unit>
+    <unit>
+        <def>V/A</def>
+        <name><singular>ohm</singular></name>
+        <symbol>&#x3A9;</symbol>        <!-- Greek capital letter omega
+                                             (preferred) -->
+        <aliases>
+            <symbol>&#x2126;</symbol>   <!-- OHM SIGN -->
+        </aliases>
+    </unit>
+    <unit>
+        <def>A/V</def>
+        <name> <singular>siemens</singular> </name>
+        <symbol>S</symbol>
+    </unit>
+    <unit>
+        <def>V.s</def>
+        <name><singular>weber</singular></name>
+        <symbol>Wb</symbol>
+    </unit>
+    <unit>
+        <def>Wb/m^2</def>
+        <name><singular>tesla</singular></name>
+        <symbol>T</symbol>
+    </unit>
+    <unit>
+        <def>Wb/A</def>
+        <name><singular>henry</singular></name>
+        <symbol>H</symbol>
+    </unit>
+    <unit>
+        <def>K @ 273.15</def>
+        <name>
+            <singular>degree_Celsius</singular>
+            <plural>degrees_Celsius</plural>
+        </name>
+        <symbol>&#xB0;C</symbol>            <!-- DEGREE SIGN -->
+    </unit>
+    <unit>
+        <def>cd.sr</def>
+        <name><singular>lumen</singular></name>
+        <symbol>lm</symbol>
+    </unit>
+    <unit>
+        <def>lm/m^2</def>
+        <name><singular>lux</singular></name>
+        <symbol>lx</symbol>
+    </unit>
+    <unit>
+        <def>mol/s</def>
+        <name><singular>katal</singular></name>
+        <symbol>kat</symbol>
+    </unit>
+
+    <!-- SI derived units with special names and symbols admitted for
+    reasons of safeguarding human health -->
+        <unit>
+            <def>1/s</def>
+            <aliases>
+                <!-- The following are aliases because "1/s" is already
+                mapped to "hertz" and "Hz" -->
+                <name><singular>becquerel</singular></name>
+                <symbol>Bq</symbol>
+            </aliases>
+        </unit>
+        <unit>
+            <def>J/kg</def>
+            <name><singular>gray</singular></name>
+            <symbol>Gy</symbol>
+        </unit>
+        <unit>
+            <def>J/kg</def>
+            <aliases>
+                <name><singular>sievert</singular></name>
+                <symbol>Sv</symbol>
+            </aliases>
+        </unit>
+</unit-system>
diff --git a/lib/udunits2-prefixes.xml b/lib/udunits2-prefixes.xml
new file mode 100644
index 0000000..859a11d
--- /dev/null
+++ b/lib/udunits2-prefixes.xml
@@ -0,0 +1,76 @@
+<?xml version="1.0" encoding="US-ASCII"?>
+<!--
+Copyright 2008, 2009 University Corporation for Atmospheric Research
+
+This file is part of the UDUNITS-2 package.  See the file COPYRIGHT
+in the top-level source-directory of the package for copying and
+redistribution conditions.
+
+SI prefixes
+-->
+<unit-system>
+    <prefix>
+        <value>1e24</value> <name>yotta</name>	<symbol>Y</symbol>
+    </prefix>
+    <prefix>
+        <value>1e21</value> <name>zetta</name>	<symbol>Z</symbol>
+    </prefix>
+    <prefix>
+        <value>1e18</value> <name>exa</name>	<symbol>E</symbol>
+    </prefix>
+    <prefix>
+        <value>1e15</value> <name>peta</name>	<symbol>P</symbol>
+    </prefix>
+    <prefix>
+        <value>1e12</value> <name>tera</name>	<symbol>T</symbol>
+    </prefix>
+    <prefix>
+        <value>1e9</value> <name>giga</name>	<symbol>G</symbol>
+    </prefix>
+    <prefix>
+        <value>1e6</value> <name>mega</name>	<symbol>M</symbol>
+    </prefix>
+    <prefix>
+        <value>1e3</value> <name>kilo</name>	<symbol>k</symbol>
+    </prefix>
+    <prefix>
+        <value>100</value> <name>hecto</name>	<symbol>h</symbol>
+    </prefix>
+    <prefix>
+        <value>10</value> <name>deka</name>	<symbol>da</symbol>
+    </prefix>
+    <prefix>
+        <value>.1</value> <name>deci</name>	<symbol>d</symbol>
+    </prefix>
+    <prefix>
+        <value>.01</value> <name>centi</name>	<symbol>c</symbol>
+    </prefix>
+    <prefix>
+        <value>1e-3</value> <name>milli</name>	<symbol>m</symbol>
+    </prefix>
+    <prefix>
+        <value>1e-6</value>
+        <name>micro</name>
+        <symbol>&#xB5;</symbol>         <!-- MICRO SIGN -->
+        <symbol>&#x3BC;</symbol>	<!-- Greek small letter "mu" -->
+        <symbol>u</symbol>
+    </prefix>
+    <prefix>
+        <value>1e-9</value> <name>nano</name>	<symbol>n</symbol>
+    </prefix>
+    <prefix>
+        <value>1e-12</value> <name>pico</name>	<symbol>p</symbol>
+    </prefix>
+    <prefix>
+        <value>1e-15</value> <name>femto</name>	<symbol>f</symbol>
+    </prefix>
+    <prefix>
+        <value>1e-18</value> <name>atto</name>	<symbol>a</symbol>
+    </prefix>
+    <prefix>
+        <value>1e-21</value> <name>zepto</name>	<symbol>z</symbol>
+    </prefix>
+    <prefix>
+        <value>1e-24</value> <name>yocto</name>	<symbol>y</symbol>
+    </prefix>
+</unit-system>
diff --git a/lib/udunits2.h b/lib/udunits2.h
new file mode 100644
index 0000000..5747a52
--- /dev/null
+++ b/lib/udunits2.h
@@ -0,0 +1,1362 @@
+/*
+ * Copyright 2013 University Corporation for Atmospheric Research
+ *
+ * This file is part of the UDUNITS-2 package.  See the file COPYRIGHT
+ * in the top-level source-directory of the package for copying and
+ * redistribution conditions.
+ */
+#ifndef UT_UNITS2_H_INCLUDED
+#define UT_UNITS2_H_INCLUDED
+
+#include <stdarg.h>
+#include <stddef.h>
+
+#ifdef _MSC_VER
+#include <stdlib.h>
+#include <stdio.h>
+#include <stdarg.h>
+#include <io.h>
+
+#define _USE_MATH_DEFINES
+
+/* Define a bunch of variables to use the ISO C++ conformant name instead
+   of the POSIX name. This quiets a lot of the warnings thrown by MSVC. */
+#define read _read
+#define open _open
+#define close _close
+#define strdup _strdup
+#define strcasecmp stricmp
+#define stricmp _stricmp
+#define isatty _isatty
+
+//We must accomodate the lack of snprintf in MSVC.
+//c99_snprintf is defined in c99_snprintf.c, in lib/.
+#define snprintf c99_snprintf
+
+int c99_snprintf(
+   char* str,
+     size_t size,
+     const char* format,
+     ...);
+
+int c99_vsnprintf(
+char* str,
+  size_t size,
+  const char* format,
+  va_list ap);
+  
+#endif
+
+/* If we are working in Visual Studio and have a
+   shared library, we will need to do some slight-of-hand
+   in order to make it generate a proper export library.
+*/
+
+#if defined(DLL_UDUNITS2) /* define when library is a DLL */
+#   if defined(DLL_EXPORT) /* defined when building the library */
+#     define MSC_EXTRA __declspec(dllexport)
+#   else
+#     define MSC_EXTRA __declspec(dllimport)
+#   endif
+#else
+# define MSC_EXTRA
+#endif /* defined(DLL_UDUNITS2) */
+
+#define EXTERNL MSC_EXTRA extern
+
+
+#include "converter.h"
+
+typedef struct ut_system	ut_system;
+typedef union ut_unit		ut_unit;
+
+enum utStatus {
+    UT_SUCCESS = 0,	/* Success */
+    UT_BAD_ARG,	        /* An argument violates the function's contract */
+    UT_EXISTS,		/* Unit, prefix, or identifier already exists */
+    UT_NO_UNIT,		/* No such unit exists */
+    UT_OS,		/* Operating-system error.  See "errno". */
+    UT_NOT_SAME_SYSTEM,	/* The units belong to different unit-systems */
+    UT_MEANINGLESS,	/* The operation on the unit(s) is meaningless */
+    UT_NO_SECOND,	/* The unit-system doesn't have a unit named "second" */
+    UT_VISIT_ERROR,	/* An error occurred while visiting a unit */
+    UT_CANT_FORMAT,	/* A unit can't be formatted in the desired manner */
+    UT_SYNTAX,		/* string unit representation contains syntax error */
+    UT_UNKNOWN,		/* string unit representation contains unknown word */
+    UT_OPEN_ARG,	/* Can't open argument-specified unit database */
+    UT_OPEN_ENV,	/* Can't open environment-specified unit database */
+    UT_OPEN_DEFAULT,	/* Can't open installed, default, unit database */
+    UT_PARSE		/* Error parsing unit specification */
+};
+typedef enum utStatus          ut_status;
+
+enum utEncoding {
+    UT_ASCII = 0,
+    UT_ISO_8859_1 = 1,
+    UT_LATIN1 = UT_ISO_8859_1,
+    UT_UTF8 = 2
+};
+typedef enum utEncoding        ut_encoding;
+
+#define UT_NAMES	4
+#define UT_DEFINITION	8
+
+
+/*
+ * Data-structure for a visitor to a unit:
+ */
+typedef struct ut_visitor {
+    /*
+     * Visits a basic-unit.  A basic-unit is a base unit like "meter" or a non-
+     * dimensional but named unit like "radian".
+     *
+     * Arguments:
+     *	unit		Pointer to the basic-unit.
+     *	arg		Client pointer passed to ut_accept_visitor().
+     * Returns:
+     *	UT_SUCCESS	Success.
+     *	else		Failure.
+     */
+    ut_status	(*visit_basic)(const ut_unit* unit, void* arg); 
+
+    /*
+     * Visits a product-unit.  A product-unit is a product of zero or more
+     * basic-units, each raised to a non-zero power.
+     *
+     * Arguments:
+     *	unit		Pointer to the product-unit.
+     *	count		The number of basic-units in the product.  May be zero.
+     *	basicUnits	Pointer to an array of basic-units in the product.
+     *	powers		Pointer to an array of powers to which the respective
+     *			basic-units are raised.
+     *	arg		Client pointer passed to ut_accept_visitor().
+     * Returns:
+     *	UT_SUCCESS	Success.
+     *	else		Failure.
+     */
+    ut_status	(*visit_product)(const ut_unit* unit, int count,
+	const ut_unit* const* basicUnits, const int* powers, void* arg); 
+
+    /*
+     * Visits a Galilean-unit.  A Galilean-unit has an underlying unit and a
+     * non-unity scale factor or a non-zero offset.
+     *
+     * Arguments:
+     *	unit		Pointer to the Galilean-unit.
+     *	scale		The scale factor (e.g., 1000 for a kilometer when the
+     *			underlying unit is a meter).
+     *	underlyingUnit	Pointer to the underlying unit.
+     *	offset		Pointer to the underlying unit.
+     *	arg		Client pointer passed to ut_accept_visitor().
+     * Returns:
+     *	UT_SUCCESS	Success.
+     *	else		Failure.
+     */
+    ut_status	(*visit_galilean)(const ut_unit* unit, double scale,
+	const ut_unit* underlyingUnit, double offset, void* arg); 
+
+    /*
+     * Visits a timestamp-unit.  A timestamp-unit has an underlying unit of time
+     * and an encoded time-origin.
+     *
+     * Arguments:
+     *	unit		Pointer to the timestamp-unit.
+     *	timeUnit	Pointer to the underlying unit of time.
+     *  origin          Encoded origin of the timestamp-unit.
+     *	arg		Client pointer passed to ut_accept_visitor().
+     * Returns:
+     *	UT_SUCCESS	Success.
+     *	else		Failure.
+     */
+    ut_status	(*visit_timestamp)(const ut_unit* unit,
+	const ut_unit* timeUnit, double origin, void* arg); 
+
+    /*
+     * Visits a logarithmic-unit.  A logarithmic-unit has a logarithmic base and
+     * a unit that specifies the reference level.
+     *
+     * Arguments:
+     *	unit		Pointer to the logarithmic-unit.
+     *  base            The logarithmic base (e.g., 2, M_E, 10).
+     *	reference	Pointer to the unit that specifies the reference level.
+     *	arg		Client pointer passed to ut_accept_visitor().
+     * Returns:
+     *	UT_SUCCESS	Success.
+     *	else		Failure.
+     */
+    ut_status	(*visit_logarithmic)(const ut_unit* unit, double base,
+	const ut_unit* reference, void* arg); 
+} ut_visitor;
+
+
+typedef int (*ut_error_message_handler)(const char* fmt, va_list args);
+
+
+#ifdef __cplusplus
+EXTERNL "C" {
+#endif
+
+
+/******************************************************************************
+ * Unit System:
+ ******************************************************************************/
+
+
+/**
+ * Returns the pathname of the XML database.
+ *
+ * @param path      The pathname of the XML file or NULL.
+ * @param status    Status. One of UT_OPEN_ARG, UT_OPEN_ENV, or UT_OPEN_DEFAULT.
+ * @return          If "path" is not NULL, then it is returned; otherwise, the
+ *                  pathname specified by the environment variable
+ *                  UDUNITS2_XML_PATH is returned if set; otherwise, the
+ *                  compile-time pathname of the installed, default, unit
+ *                  database is returned.
+ */
+EXTERNL const char*
+ut_get_path_xml(
+	const char*	path,
+	ut_status*  status);
+
+/*
+ * Returns the unit-system corresponding to an XML file.  This is the usual way
+ * that a client will obtain a unit-system.
+ *
+ * Arguments:
+ *	path	The pathname of the XML file or NULL.  If NULL, then the
+ *		pathname specified by the environment variable UDUNITS2_XML_PATH
+ *		is used if set; otherwise, the compile-time pathname of the
+ *		installed, default, unit database is used.
+ * Returns:
+ *	NULL	Failure.  "ut_get_status()" will be
+ *		    UT_OPEN_ARG		"path" is non-NULL but file couldn't be
+ *					opened.  See "errno" for reason.
+ *		    UT_OPEN_ENV		"path" is NULL and environment variable
+ *					UDUNITS2_XML_PATH is set but file
+ *					couldn't be opened.  See "errno" for
+ *					reason.
+ *		    UT_OPEN_DEFAULT	"path" is NULL, environment variable
+ *					UDUNITS2_XML_PATH is unset, and the
+ *					installed, default, unit database
+ *					couldn't be opened.  See "errno" for
+ *					reason.
+ *		    UT_PARSE		Couldn't parse unit database.
+ *		    UT_OS		Operating-system error.  See "errno".
+ *	else	Pointer to the unit-system defined by "path".
+ */
+EXTERNL ut_system*
+ut_read_xml(
+    const char*	path);
+
+
+/*
+ * Returns a new unit-system.  On success, the unit-system will only contain
+ * the dimensionless unit one.  See "ut_get_dimensionless_unit_one()".
+ *
+ * Returns:
+ *	NULL	Failure.  "ut_get_status()" will be:
+ *		    UT_OS	Operating-system error.  See "errno".
+ *	else	Pointer to a new unit system.
+ */
+EXTERNL ut_system*
+ut_new_system(void);
+
+
+/*
+ * Frees a unit-system.  All unit-to-identifier and identifier-to-unit mappings
+ * will be removed.
+ *
+ * Arguments:
+ *	system		Pointer to the unit-system to be freed.  Use of "system"
+ *			upon return results in undefined behavior.
+ */
+EXTERNL void
+ut_free_system(
+    ut_system*	system);
+
+
+/*
+ * Returns the unit-system to which a unit belongs.
+ *
+ * Arguments:
+ *	unit	Pointer to the unit in question.
+ * Returns:
+ *	NULL	Failure.  "ut_get_status()" will be
+ *		    UT_BAD_ARG	"unit" is NULL.
+ *	else	Pointer to the unit-system to which "unit" belongs.
+ */
+EXTERNL ut_system*
+ut_get_system(
+    const ut_unit* const	unit);
+
+
+/*
+ * Returns the dimensionless-unit one of a unit-system.
+ *
+ * Arguments:
+ *	system	Pointer to the unit-system for which the dimensionless-unit one
+ *		will be returned.
+ * Returns:
+ *	NULL	Failure.  "ut_get_status()" will be:
+ *		    UT_BAD_ARG	"system" is NULL.
+ *	else	Pointer to the dimensionless-unit one associated with "system".
+ *		While not necessary, the pointer may be passed to ut_free()
+ *		when the unit is no longer needed by the client.
+ */
+EXTERNL ut_unit*
+ut_get_dimensionless_unit_one(
+    const ut_system* const	system);
+
+
+/*
+ * Returns the unit with a given name from a unit-system.  Name comparisons
+ * are case-insensitive.
+ *
+ * Arguments:
+ *	system	Pointer to the unit-system.
+ *	name	Pointer to the name of the unit to be returned.
+ * Returns:
+ *	NULL	Failure.  "ut_get_status()" will be
+ *		    UT_SUCCESS		"name" doesn't map to a unit of
+ *					"system".
+ *		    UT_BAD_ARG		"system" or "name" is NULL.
+ *	else	Pointer to the unit of the unit-system with the given name.
+ *		The pointer should be passed to ut_free() when the unit is
+ *		no longer needed.
+ */
+EXTERNL ut_unit*
+ut_get_unit_by_name(
+    const ut_system* const	system,
+    const char* const		name);
+
+
+/*
+ * Returns the unit with a given symbol from a unit-system.  Symbol 
+ * comparisons are case-sensitive.
+ *
+ * Arguments:
+ *	system		Pointer to the unit-system.
+ *	symbol		Pointer to the symbol associated with the unit to be
+ *			returned.
+ * Returns:
+ *	NULL	Failure.  "ut_get_status()" will be
+ *		    UT_SUCCESS		"symbol" doesn't map to a unit of
+ *					"system".
+ *		    UT_BAD_ARG		"system" or "symbol" is NULL.
+ *	else	Pointer to the unit in the unit-system with the given symbol.
+ *		The pointer should be passed to ut_free() when the unit is no
+ *		longer needed.
+ */
+EXTERNL ut_unit*
+ut_get_unit_by_symbol(
+    const ut_system* const	system,
+    const char* const		symbol);
+
+
+/*
+ * Sets the "second" unit of a unit-system.  This function must be called before
+ * the first call to "ut_offset_by_time()". ut_read_xml() calls this function if the
+ * resulting unit-system contains a unit named "second".
+ *
+ * Arguments:
+ *	second		Pointer to the "second" unit.
+ * Returns:
+ *	UT_BAD_ARG	"second" is NULL.
+ *	UT_EXISTS	The second unit of the unit-system to which "second"
+ *			belongs is set to a different unit.
+ *	UT_SUCCESS	Success.
+ */
+EXTERNL ut_status
+ut_set_second(
+    const ut_unit* const	second);
+
+
+/******************************************************************************
+ * Defining Unit Prefixes:
+ ******************************************************************************/
+
+
+/*
+ * Adds a name-prefix to a unit-system.  A name-prefix is something like "mega"
+ * or "milli".  Comparisons between name-prefixes are case-insensitive.
+ *
+ * Arguments:
+ *	system		Pointer to the unit-system.
+ *	name		Pointer to the name-prefix (e.g., "mega").  May be freed
+ *			upon return.
+ *	value		The value of the prefix (e.g., 1e6).
+ * Returns:
+ *	UT_SUCCESS	Success.
+ *	UT_BAD_ARG	"system" or "name" is NULL, or "value" is 0.
+ *	UT_EXISTS	"name" already maps to a different value.
+ *	UT_OS		Operating-system failure.  See "errno".
+ */
+EXTERNL ut_status
+ut_add_name_prefix(
+    ut_system* const	system,
+    const char* const	name,
+    const double	value);
+
+
+/*
+ * Adds a symbol-prefix to a unit-system.  A symbol-prefix is something like
+ * "M" or "y".  Comparisons between symbol-prefixes are case-sensitive.
+ *
+ * Arguments:
+ *	system		Pointer to the unit-system.
+ *	symbol		Pointer to the symbol-prefix (e.g., "M").  May be freed
+ *			upon return.
+ *	value		The value of the prefix (e.g., 1e6).
+ * Returns:
+ *	UT_SUCCESS	Success.
+ *	UT_BADSYSTEM	"system" or "symbol" is NULL.
+ *	UT_BAD_ARG	"value" is 0.
+ *	UT_EXISTS	"symbol" already maps to a different value.
+ *	UT_OS		Operating-system failure.  See "errno".
+ */
+EXTERNL ut_status
+ut_add_symbol_prefix(
+    ut_system* const	system,
+    const char* const	symbol,
+    const double	value);
+
+
+/******************************************************************************
+ * Defining and Deleting Units:
+ ******************************************************************************/
+
+
+/*
+ * Adds a base-unit to a unit-system.  Clients that use ut_read_xml() should not
+ * normally need to call this function.
+ *
+ * Arguments:
+ *	system	Pointer to the unit-system to which to add the new base-unit.
+ * Returns:
+ *	NULL	Failure.  "ut_get_status()" will be
+ *		    UT_BAD_ARG		"system" or "name" is NULL.
+ *		    UT_OS		Operating-system error.  See "errno".
+ *	else	Pointer to the new base-unit.  The pointer should be passed to
+ *		ut_free() when the unit is no longer needed by the client (the
+ *		unit will remain in the unit-system).
+ */
+EXTERNL ut_unit*
+ut_new_base_unit(
+    ut_system* const	system);
+
+
+/*
+ * Adds a dimensionless-unit to a unit-system.  In the SI system of units, the
+ * derived-unit radian is a dimensionless-unit.  Clients that use ut_read_xml()
+ * should not normally need to call this function.
+ *
+ * Arguments:
+ *	system	Pointer to the unit-system to which to add the new
+ *		dimensionless-unit.
+ * Returns:
+ *	NULL	Failure.  "ut_get_status()" will be
+ *		    UT_BAD_ARG		"system" is NULL.
+ *		    UT_OS		Operating-system error.  See "errno".
+ *	else	Pointer to the new dimensionless-unit.  The pointer should be
+ *		passed to ut_free() when the unit is no longer needed by the
+ *		client (the unit will remain in the unit-system).
+ */
+EXTERNL ut_unit*
+ut_new_dimensionless_unit(
+    ut_system* const	system);
+
+
+/*
+ * Returns a clone of a unit.
+ *
+ * Arguments:
+ *	unit	Pointer to the unit to be cloned.
+ * Returns:
+ *	NULL	Failure.  ut_get_status() will be
+ *		    UT_OS	Operating-system failure.  See "errno".
+ *		    UT_BAD_ARG	"unit" is NULL.
+ *	else	Pointer to the clone of "unit".  The pointer should be
+ *		passed to ut_free() when the unit is no longer needed by the
+ *		client.
+ */
+EXTERNL ut_unit*
+ut_clone(
+    const ut_unit*	unit);
+
+
+/*
+ * Frees resources associated with a unit.  This function should be invoked on
+ * all units that are no longer needed by the client.  Use of the unit upon
+ * return from this function will result in undefined behavior.
+ *
+ * Arguments:
+ *	unit	Pointer to the unit to have its resources freed or NULL.
+ */
+EXTERNL void
+ut_free(
+    ut_unit* const	unit);
+
+
+/******************************************************************************
+ * Mapping between Units and Names:
+ ******************************************************************************/
+
+
+/*
+ * Returns the name in a given encoding to which a unit maps.
+ *
+ * Arguments:
+ *	unit		Pointer to the unit whose name should be returned.
+ *	encoding	The desired encoding of the name.
+ * Returns:
+ *	NULL		Failure.  "ut_get_status()" will be
+ *			    UT_BAD_ARG		"unit" is NULL.
+ *			    UT_SUCCESS		"unit" doesn't map to a name in
+ *						in the given encoding.
+ *	else		Pointer to the name in the given encoding to which
+ *			"unit" maps.
+ */
+EXTERNL const char*
+ut_get_name(
+    const ut_unit* const	unit,
+    const ut_encoding		encoding);
+
+
+/*
+ * Adds a mapping from a name to a unit.
+ *
+ * Arguments:
+ *	name		Pointer to the name to be mapped to "unit".  May be
+ *			freed upon return.
+ *      encoding        The character encoding of "name".
+ *	unit		Pointer to the unit to be mapped-to by "name".  May be
+ *			freed upon return.
+ * Returns:
+ *	UT_BAD_ARG	"name" or "unit" is NULL.
+ *	UT_OS		Operating-system error.  See "errno".
+ *	UT_EXISTS	"name" already maps to a different unit.
+ *	UT_SUCCESS	Success.
+ */
+EXTERNL ut_status
+ut_map_name_to_unit(
+    const char* const		name,
+    const ut_encoding		encoding,
+    const ut_unit* const	unit);
+
+
+/*
+ * Removes a mapping from a name to a unit.  After this function,
+ * ut_get_unit_by_name(system,name) will no longer return a unit.
+ *
+ * Arguments:
+ *	system		The unit-system to which the unit belongs.
+ *	name		The name of the unit.
+ *      encoding        The character encoding of "name".
+ * Returns:
+ *	UT_SUCCESS	Success.
+ *	UT_BAD_ARG	"system" or "name" is NULL.
+ */
+EXTERNL ut_status
+ut_unmap_name_to_unit(
+    ut_system*		system,
+    const char* const	name,
+    const ut_encoding   encoding);
+
+
+/*
+ * Adds a mapping from a unit to a name.
+ *
+ * Arguments:
+ *	unit		Pointer to the unit to be mapped to "name".  May be
+ *			freed upon return.
+ *	name		Pointer to the name to be mapped-to by "unit".  May be
+ *			freed upon return.
+ *	encoding	The encoding of "name".
+ * Returns:
+ *	UT_SUCCESS	Success.
+ *	UT_BAD_ARG	"unit" or "name" is NULL, or "name" is not in the
+ *                      specified encoding.
+ *	UT_OS		Operating-system error.  See "errno".
+ *	UT_EXISTS	"unit" already maps to a name.
+ */
+EXTERNL ut_status
+ut_map_unit_to_name(
+    const ut_unit* const	unit,
+    const char* const		name,
+    ut_encoding			encoding);
+
+
+/*
+ * Removes a mapping from a unit to a name.
+ *
+ * Arguments:
+ *	unit		Pointer to the unit.  May be freed upon return.
+ *	encoding	The encoding to be removed.  No other encodings will be
+ *			removed.
+ * Returns:
+ *	UT_BAD_ARG	"unit" is NULL.
+ *	UT_SUCCESS	Success.
+ */
+EXTERNL ut_status
+ut_unmap_unit_to_name(
+    const ut_unit* const	unit,
+    ut_encoding			encoding);
+
+
+/******************************************************************************
+ * Mapping between Units and Symbols:
+ ******************************************************************************/
+
+
+/*
+ * Returns the symbol in a given encoding to which a unit maps.
+ *
+ * Arguments:
+ *	unit		Pointer to the unit whose symbol should be returned.
+ *	encoding	The desired encoding of the symbol.
+ * Returns:
+ *	NULL		Failure.  "ut_get_status()" will be
+ *			    UT_BAD_ARG		"unit" is NULL.
+ *			    UT_SUCCESS		"unit" doesn't map to a symbol
+ *						in the given encoding.
+ *	else		Pointer to the symbol in the given encoding to which
+ *			"unit" maps.
+ */
+EXTERNL const char*
+ut_get_symbol(
+    const ut_unit* const	unit,
+    const ut_encoding	encoding);
+
+
+/*
+ * Adds a mapping from a symbol to a unit.
+ *
+ * Arguments:
+ *	symbol		Pointer to the symbol to be mapped to "unit".  May be
+ *			freed upon return.
+ *      ut_encoding     The character encoding of "symbol".
+ *	unit		Pointer to the unit to be mapped-to by "symbol".  May
+ *			be freed upon return.
+ * Returns:
+ *	UT_BAD_ARG	"symbol" or "unit" is NULL.
+ *	UT_OS		Operating-system error.  See "errno".
+ *	UT_EXISTS	"symbol" already maps to a different unit.
+ *	UT_SUCCESS	Success.
+ */
+EXTERNL ut_status
+ut_map_symbol_to_unit(
+    const char* const		symbol,
+    const ut_encoding		encoding,
+    const ut_unit* const	unit);
+
+
+/*
+ * Removes a mapping from a symbol to a unit.  After this function,
+ * ut_get_unit_by_symbol(system,symbol) will no longer return a unit.
+ *
+ * Arguments:
+ *	system		The unit-system to which the unit belongs.
+ *	symbol		The symbol of the unit.
+ *      encoding        The character encoding of "symbol".
+ * Returns:
+ *	UT_SUCCESS	Success.
+ *	UT_BAD_ARG	"system" or "symbol" is NULL.
+ */
+EXTERNL ut_status
+ut_unmap_symbol_to_unit(
+    ut_system*		system,
+    const char* const	symbol,
+    const ut_encoding   encoding);
+
+
+/*
+ * Adds a mapping from a unit to a symbol.
+ *
+ * Arguments:
+ *	unit		Pointer to the unit to be mapped to "symbol".  May be
+ *			freed upon return.
+ *	symbol		Pointer to the symbol to be mapped-to by "unit".  May
+ *			be freed upon return.
+ *	encoding	The encoding of "symbol".
+ * Returns:
+ *	UT_SUCCESS	Success.
+ *	UT_BAD_ARG	"unit" or "symbol" is NULL.
+ *	UT_OS		Operating-system error.  See "errno".
+ *	UT_EXISTS	"unit" already maps to a symbol.
+ */
+EXTERNL ut_status
+ut_map_unit_to_symbol(
+    const ut_unit*		unit,
+    const char* const		symbol,
+    ut_encoding			encoding);
+
+
+/*
+ * Removes a mapping from a unit to a symbol.
+ *
+ * Arguments:
+ *	unit		Pointer to the unit to be unmapped to a symbol.  May be
+ *			freed upon return.
+ *	encoding	The encoding to be removed.  The mappings for "unit" in
+ *			other encodings will not be removed.
+ * Returns:
+ *	UT_SUCCESS	Success.
+ *	UT_BAD_ARG	"unit" is NULL.
+ */
+EXTERNL ut_status
+ut_unmap_unit_to_symbol(
+    const ut_unit* const	unit,
+    ut_encoding			encoding);
+
+
+/******************************************************************************
+ * Getting Information about a Unit:
+ ******************************************************************************/
+
+
+/*
+ * Indicates if a given unit is dimensionless or not.  Note that logarithmic
+ * units are dimensionless by definition.
+ *
+ * Arguments:
+ *	unit	Pointer to the unit in question.
+ * Returns:
+ *	0	"unit" is dimensionfull or an error occurred.  "ut_get_status()"
+ *		 will be
+ *		    UT_BAD_ARG		"unit" is NULL.
+ *		    UT_SUCCESS		"unit" is dimensionfull.
+ *	else	"unit" is dimensionless.
+ */
+EXTERNL int
+ut_is_dimensionless(
+    const ut_unit* const	unit);
+
+
+/*
+ * Indicates if two units belong to the same unit-system.
+ *
+ * Arguments:
+ *	unit1		Pointer to a unit.
+ *	unit2		Pointer to another unit.
+ * Returns:
+ *	0		Failure or the units belong to different unit-systems.
+ *			"ut_get_status()" will be
+ *	    		    UT_BAD_ARG		"unit1" or "unit2" is NULL.
+ *	    		    UT_SUCCESS		The units belong to different
+ *						unit-systems.
+ *	else		The units belong to the same unit-system.
+ */
+EXTERNL int
+ut_same_system(
+    const ut_unit* const	unit1,
+    const ut_unit* const	unit2);
+
+
+/*
+ * Compares two units.  Returns a value less than, equal to, or greater than
+ * zero as the first unit is considered less than, equal to, or greater than
+ * the second unit, respectively.  Units from different unit-systems never
+ * compare equal.
+ *
+ * Arguments:
+ *	unit1		Pointer to a unit or NULL.
+ *	unit2		Pointer to another unit or NULL.
+ * Returns:
+ *	<0	The first unit is less than the second unit.
+ *	 0	The first and second units are equal or both units are NULL.
+ *	>0	The first unit is greater than the second unit.
+ */
+EXTERNL int
+ut_compare(
+    const ut_unit* const	unit1,
+    const ut_unit* const	unit2);
+
+
+/*
+ * Indicates if numeric values in one unit are convertible to numeric values in
+ * another unit via "ut_get_converter()".  In making this determination, 
+ * dimensionless units are ignored.
+ *
+ * Arguments:
+ *	unit1		Pointer to a unit.
+ *	unit2		Pointer to another unit.
+ * Returns:
+ *	0		Failure.  "ut_get_status()" will be
+ *	    		    UT_BAD_ARG		"unit1" or "unit2" is NULL.
+ *			    UT_NOT_SAME_SYSTEM	"unit1" and "unit2" belong to
+ *						different unit-sytems.
+ *			    UT_SUCCESS		Conversion between the units is
+ *						not possible (e.g., "unit1" is
+ *						"meter" and "unit2" is
+ *						"kilogram").
+ *	else	Numeric values can be converted between the units.
+ */
+EXTERNL int
+ut_are_convertible(
+    const ut_unit* const	unit1,
+    const ut_unit* const	unit2);
+
+
+/*
+ * Returns a converter of numeric values in one unit to numeric values in
+ * another unit.  The returned converter should be passed to cv_free() when it is
+ * no longer needed by the client.
+ *
+ * NOTE:  Leap seconds are not taken into account when converting between
+ * timestamp units.
+ *
+ * Arguments:
+ *	from		Pointer to the unit from which to convert values.
+ *	to		Pointer to the unit to which to convert values.
+ * Returns:
+ *	NULL		Failure.  "ut_get_status()" will be:
+ *			    UT_BAD_ARG		"from" or "to" is NULL.
+ *			    UT_NOT_SAME_SYSTEM	"from" and "to" belong to
+ *						different unit-systems.
+ *			    UT_MEANINGLESS	Conversion between the units is
+ *						not possible.  See
+ *						"ut_are_convertible()".
+ *	else		Pointer to the appropriate converter.  The pointer
+ *			should be passed to cv_free() when no longer needed by
+ *			the client.
+ */
+EXTERNL cv_converter*
+ut_get_converter(
+    ut_unit* const	from,
+    ut_unit* const	to);
+
+
+/******************************************************************************
+ * Arithmetic Unit Manipulation:
+ ******************************************************************************/
+
+
+/*
+ * Returns a unit equivalent to another unit scaled by a numeric factor,
+ * e.g.,
+ *	const ut_unit*	meter = ...
+ *	const ut_unit*	kilometer = ut_scale(1000, meter);
+ *
+ * Arguments:
+ *	factor		The numeric scale factor.
+ *	unit		Pointer to the unit to be scaled.
+ * Returns:
+ *	NULL		Failure.  "ut_get_status()" will be
+ *			    UT_BAD_ARG  	"factor" is 0 or "unit" is NULL.
+ *			    UT_OS		Operating-system error.  See
+ *						"errno".
+ *	else		Pointer to the resulting unit.  The pointer should be
+ *			passed to ut_free() when the unit is no longer needed by
+ *			the client.
+ */
+EXTERNL ut_unit*
+ut_scale(
+    const double		factor,
+    const ut_unit* const	unit);
+
+
+/*
+ * Returns a unit equivalent to another unit offset by a numeric amount,
+ * e.g.,
+ *	const ut_unit*	kelvin = ...
+ *	const ut_unit*	celsius = ut_offset(kelvin, 273.15);
+ *
+ * Arguments:
+ *	unit		Pointer to the unit to be offset.
+ *	offset		The numeric offset.
+ * Returns:
+ *	NULL		Failure.  "ut_get_status()" will be
+ *			    UT_BAD_ARG		"unit" is NULL.
+ *			    UT_OS		Operating-system error.  See
+ *						"errno".
+ *	else		Pointer to the resulting unit.  The pointer should be
+ *			passed to ut_free() when the unit is no longer needed by
+ *			the client.
+ */
+EXTERNL ut_unit*
+ut_offset(
+    const ut_unit* const	unit,
+    const double	offset);
+
+
+/*
+ * Returns a unit equivalent to another unit relative to a particular time.
+ * e.g.,
+ *	const ut_unit*	second = ...
+ *	const ut_unit*	secondsSinceTheEpoch =
+ *              ut_offset_by_time(second, ut_encode_time(1970, 1, 1, 0, 0, 0.0));
+ *
+ * Arguments:
+ *	unit	Pointer to the time-unit to be made relative to a time-origin.
+ *	origin	The origin as returned by ut_encode_time().
+ * Returns:
+ *	NULL	Failure.  "ut_get_status()" will be
+ *		    UT_BAD_ARG		"unit" is NULL.
+ *		    UT_OS		Operating-system error.  See "errno".
+ *		    UT_MEANINGLESS	Creation of a timestamp unit based on
+ *					"unit" is not meaningful.
+ *		    UT_NO_SECOND	The associated unit-system doesn't
+ *					contain a "second" unit.  See
+ *					ut_set_second().
+ *	else	Pointer to the resulting unit.  The pointer should be passed
+ *		to ut_free() when the unit is no longer needed by the client.
+ */
+EXTERNL ut_unit*
+ut_offset_by_time(
+    const ut_unit* const	unit,
+    const double	origin);
+
+
+/*
+ * Returns the result of multiplying one unit by another unit.
+ *
+ * Arguments:
+ *	unit1	Pointer to a unit.
+ *	unit2	Pointer to another unit.
+ * Returns:
+ *	NULL	Failure.  "ut_get_status()" will be:
+ *		    UT_BAD_ARG		"unit1" or "unit2" is NULL.
+ *		    UT_NOT_SAME_SYSTEM	"unit1" and "unit2" belong to
+ *					different unit-systems.
+ *		    UT_OS		Operating-system error. See "errno".
+ *	else	Pointer to the resulting unit.  The pointer should be passed
+ *		to ut_free() when the unit is no longer needed by the client.
+ */
+EXTERNL ut_unit*
+ut_multiply(
+    const ut_unit* const	unit1,
+    const ut_unit* const	unit2);
+
+
+/*
+ * Returns the inverse (i.e., reciprocal) of a unit.  This convenience function
+ * is equal to "ut_raise(unit, -1)".
+ *
+ * Arguments:
+ *	unit	Pointer to the unit.
+ * Returns:
+ *	NULL	Failure.  "ut_get_status()" will be:
+ *		    UT_BAD_ARG		"unit" is NULL.
+ *		    UT_OS		Operating-system error. See "errno".
+ *	else	Pointer to the resulting unit.  The pointer should be passed to
+ *		ut_free() when the unit is no longer needed by the client.
+ */
+EXTERNL ut_unit*
+ut_invert(
+    const ut_unit* const	unit);
+
+
+/*
+ * Returns the result of dividing one unit by another unit.  This convenience
+ * function is equivalent to the following sequence:
+ *     {
+ *         ut_unit* inverse = ut_invert(denom);
+ *         ut_multiply(numer, inverse);
+ *         ut_free(inverse);
+ *     }
+ *
+ * Arguments:
+ *	numer	Pointer to the numerator (top, dividend) unit.
+ *	denom	Pointer to the denominator (bottom, divisor) unit.
+ * Returns:
+ *	NULL	Failure.  "ut_get_status()" will be:
+ *		    UT_BAD_ARG		"numer" or "denom" is NULL.
+ *		    UT_NOT_SAME_SYSTEM	"unit1" and "unit2" belong to
+ *					different unit-systems.
+ *		    UT_OS		Operating-system error. See "errno".
+ *	else	Pointer to the resulting unit.  The pointer should be passed to
+ *		ut_free() when the unit is no longer needed by the client.
+ */
+EXTERNL ut_unit*
+ut_divide(
+    const ut_unit* const	numer,
+    const ut_unit* const	denom);
+
+
+/*
+ * Returns the result of raising a unit to a power.
+ *
+ * Arguments:
+ *	unit	Pointer to the unit.
+ *	power	The power by which to raise "unit".  Must be greater than or 
+ *		equal to -255 and less than or equal to 255.
+ * Returns:
+ *	NULL	Failure.  "ut_get_status()" will be:
+ *		    UT_BAD_ARG		"unit" is NULL or "power" is invalid.
+ *		    UT_OS		Operating-system error. See "errno".
+ *	else	Pointer to the resulting unit.  The pointer should be passed to
+ *		ut_free() when the unit is no longer needed by the client.
+ */
+EXTERNL ut_unit*
+ut_raise(
+    const ut_unit* const	unit,
+    const int			power);
+
+
+/*
+ * Returns the result of taking the root of a unit.
+ *
+ * Arguments:
+ *	unit	Pointer to the unit.
+ *	root	The root to take of "unit".  Must be greater than or 
+ *		equal to 1 and less than or equal to 255.
+ * Returns:
+ *	NULL	Failure.  "ut_get_status()" will be:
+ *		    UT_BAD_ARG		"unit" is NULL, or "root" is invalid.
+ *		                        In particular, all powers of base units
+ *		                        in "unit" must be integral multiples of
+ *		                        "root".
+ *		    UT_OS		Operating-system error. See "errno".
+ *	else	Pointer to the resulting unit.  The pointer should be passed to
+ *		ut_free() when the unit is no longer needed by the client.
+ */
+EXTERNL ut_unit*
+ut_root(
+    const ut_unit* const	unit,
+    const int			root);
+
+
+/*
+ * Returns the logarithmic unit corresponding to a logarithmic base and a
+ * reference level.  For example, the following creates a decibel unit with a
+ * one milliwatt reference level:
+ *
+ *     const ut_unit* watt = ...;
+ *     const ut_unit* milliWatt = ut_scale(0.001, watt);
+ *
+ *     if (milliWatt != NULL) {
+ *         const ut_unit* bel_1_mW = ut_log(10.0, milliWatt);
+ *
+ *         if (bel_1_mW != NULL) {
+ *             const ut_unit* decibel_1_mW = ut_scale(0.1, bel_1_mW);
+ *
+ *             if (decibel_1_mW != NULL) {
+ *                 ...
+ *                 ut_free(decibel_1_mW);
+ *             }			// "decibel_1_mW" allocated
+ *
+ *             ut_free(bel_1_mW);
+ *         }				// "bel_1_mW" allocated
+ *
+ *         ut_free(milliWatt);
+ *     }				// "milliWatt" allocated
+ *
+ * Arguments:
+ *	base		The logarithmic base (e.g., 2, M_E, 10).  Must be
+ *                      greater than one.  "M_E" is defined in <math.h>.
+ *	reference	Pointer to the reference value as a unit.
+ * Returns:
+ *	NULL		Failure.  "ut_get_status()" will be:
+ *			    UT_BAD_ARG	        "base" is invalid or "reference"
+ *                                              is NULL.
+ *			    UT_OS		Operating-system error. See
+ *						"errno".
+ *	else		Pointer to the resulting unit.  The pointer should be
+ *			passed to ut_free() when the unit is no longer needed by
+ *			the client.
+ */
+EXTERNL ut_unit*
+ut_log(
+    const double		base,
+    const ut_unit* const	reference);
+
+
+/******************************************************************************
+ * Parsing and Formatting Units:
+ ******************************************************************************/
+
+
+/*
+ * Returns the binary representation of a unit corresponding to a string
+ * representation.
+ *
+ * Arguments:
+ *	system		Pointer to the unit-system in which the parsing will
+ *			occur.
+ *	string		The string to be parsed (e.g., "millimeters").  There
+ *			should be no leading or trailing whitespace in the
+ *			string.  See ut_trim().
+ *	encoding	The encoding of "string".
+ * Returns:
+ *	NULL		Failure.  "ut_get_status()" will be one of
+ *			    UT_BAD_ARG		"system" or "string" is NULL.
+ *			    UT_SYNTAX		"string" contained a syntax
+ *						error.
+ *			    UT_UNKNOWN		"string" contained an unknown
+ *						identifier.
+ *			    UT_OS		Operating-system failure.  See
+ *						"errno".
+ *	else		Pointer to the unit corresponding to "string".
+ */
+EXTERNL ut_unit*
+ut_parse(
+    const ut_system* const	system,
+    const char* const		string,
+    const ut_encoding		encoding);
+
+
+/*
+ * Removes leading and trailing whitespace from a string.
+ *
+ * Arguments:
+ *	string		NUL-terminated string.  Will be modified if it contains
+ *                      whitespace..
+ *	encoding	The character-encoding of "string".
+ * Returns:
+ *      "string", with all leading and trailing whitespace removed.
+ */
+EXTERNL char*
+ut_trim(
+    char* const	        string,
+    const ut_encoding	encoding);
+
+
+/*
+ * Formats a unit.
+ *
+ * Arguments:
+ *	unit		Pointer to the unit to be formatted.
+ *	buf		Pointer to the buffer into which to format "unit".
+ *	size		Size of the buffer in bytes.
+ *	opts		Formatting options: bitwise-OR of zero or more of the
+ *			following:
+ *			    UT_NAMES		Use unit names instead of
+ *						symbols
+ *                          UT_DEFINITION       The formatted string should be
+ *                                              the definition of "unit" in
+ *                                              terms of basic-units instead of
+ *						stopping any expansion at the
+ *						highest level possible.
+ *			    UT_ASCII		The string should be formatted
+ *						using the ASCII character set
+ *						(default).
+ *			    UT_LATIN1		The string should be formatted
+ *						using the ISO Latin-1 (alias
+ *						ISO-8859-1) character set.
+ *			    UT_UTF8		The string should be formatted
+ *						using the UTF-8 character set.
+ *			UT_LATIN1 and UT_UTF8 are mutually exclusive: they may
+ *			not both be specified.
+ * Returns:
+ *	-1		Failure:  "ut_get_status()" will be
+ *			    UT_BAD_ARG		"unit" or "buf" is NULL, or both
+ *                                              UT_LATIN1 and UT_UTF8 specified.
+ *			    UT_CANT_FORMAT	"unit" can't be formatted in
+ *						the desired manner.
+ *      else		Success.  Number of characters printed in "buf".  If
+ *			the number is equal to the size of the buffer, then the
+ *			buffer is too small to have a terminating NUL character.
+ */
+EXTERNL int
+ut_format(
+    const ut_unit* const	unit,
+    char*		buf,
+    size_t		size,
+    unsigned		opts);
+
+
+/*
+ * Accepts a visitor to a unit.
+ *
+ * Arguments:
+ *	unit		Pointer to the unit to accept the visitor.
+ *	visitor		Pointer to the visitor of "unit".
+ *	arg		An arbitrary pointer that will be passed to "visitor".
+ * Returns:
+ *	UT_BAD_ARG	"unit" or "visitor" is NULL.
+ *	UT_VISIT_ERROR	A error occurred in "visitor" while visiting "unit".
+ *	UT_SUCCESS	Success.
+ */
+EXTERNL ut_status
+ut_accept_visitor(
+    const ut_unit* const		unit,
+    const ut_visitor* const	visitor,
+    void* const			arg);
+
+
+/******************************************************************************
+ * Time Handling:
+ ******************************************************************************/
+
+
+/*
+ * Encodes a date as a double-precision value.
+ *
+ * Arguments:
+ *	year		The year.
+ *	month		The month.
+ *	day		The day (1 = the first of the month).
+ * Returns:
+ *	The date encoded as a scalar value.
+ */
+EXTERNL double
+ut_encode_date(
+    int		year,
+    int		month,
+    int		day);
+
+
+/*
+ * Encodes a time as a double-precision value.
+ *
+ * Arguments:
+ *	hours		The number of hours (0 = midnight).
+ *	minutes		The number of minutes.
+ *	seconds		The number of seconds.
+ * Returns:
+ *	The clock-time encoded as a scalar value.
+ */
+EXTERNL double
+ut_encode_clock(
+    int		hours,
+    int		minutes,
+    double	seconds);
+
+
+/*
+ * Encodes a time as a double-precision value.  The convenience function is
+ * equivalent to "ut_encode_date(year,month,day) + 
+ * ut_encode_clock(hour,minute,second)"
+ *
+ * Arguments:
+ *	year	The year.
+ *	month	The month.
+ *	day	The day.
+ *	hour	The hour.
+ *	minute	The minute.
+ *	second	The second.
+ * Returns:
+ *	The time encoded as a scalar value.
+ */
+EXTERNL double
+ut_encode_time(
+    const int		year,
+    const int		month,
+    const int		day,
+    const int		hour,
+    const int		minute,
+    const double	second);
+
+
+/*
+ * Decodes a time from a double-precision value.
+ *
+ * Arguments:
+ *      value           The value to be decoded.
+ *      year            Pointer to the variable to be set to the year.
+ *      month           Pointer to the variable to be set to the month.
+ *      day             Pointer to the variable to be set to the day.
+ *      hour            Pointer to the variable to be set to the hour.
+ *      minute          Pointer to the variable to be set to the minute.
+ *      second          Pointer to the variable to be set to the second.
+ *      resolution      Pointer to the variable to be set to the resolution
+ *                      of the decoded time in seconds.
+ */
+EXTERNL void
+ut_decode_time(
+    double	value,
+    int		*year,
+    int		*month,
+    int		*day,
+    int		*hour,
+    int		*minute,
+    double	*second,
+    double	*resolution);
+
+
+/******************************************************************************
+ * Error Handling:
+ ******************************************************************************/
+
+
+/*
+ * Returns the status of the last operation by the units module.  This function
+ * will not change the status.
+ */
+EXTERNL ut_status
+ut_get_status(void);
+
+
+/*
+ * Sets the status of the units module.  This function would not normally be
+ * called by the user unless they were doing their own parsing or formatting.
+ *
+ * Arguments:
+ *	status	The status of the units module.
+ */
+EXTERNL void
+ut_set_status(
+    ut_status	status);
+
+
+/*
+ * Handles an error-message.
+ *
+ * Arguments:
+ *	fmt	The format for the error-message.
+ *	...	The arguments for "fmt".
+ * Returns:
+ *	<0	An output error was encountered.
+ *	else	The number of bytes of "fmt" and "arg" written excluding any
+ *		terminating NUL.
+ */
+EXTERNL int
+ut_handle_error_message(
+    const char* const	fmt,
+    ...);
+
+
+/*
+ * Returns the previously-installed error-message handler and optionally
+ * installs a new handler.  The initial handler is "ut_write_to_stderr()".
+ *
+ * Arguments:
+ *      handler		NULL or pointer to the error-message handler.  If NULL,
+ *			then the handler is not changed.  The 
+ *			currently-installed handler can be obtained this way.
+ * Returns:
+ *	Pointer to the previously-installed error-message handler.
+ */
+EXTERNL ut_error_message_handler
+ut_set_error_message_handler(
+    ut_error_message_handler	handler);
+
+
+/*
+ * Writes an error-message to the standard-error stream when received and
+ * appends a newline.  This is the initial error-message handler.
+ *
+ * Arguments:
+ *	fmt	The format for the error-message.
+ *	args	The arguments of "fmt".
+ * Returns:
+ *	<0	A output error was encountered.  See "errno".
+ *	else	The number of bytes of "fmt" and "arg" written excluding any
+ *		terminating NUL.
+ */
+EXTERNL int
+ut_write_to_stderr(
+    const char* const	fmt,
+    va_list		args);
+
+
+/*
+ * Does nothing with an error-message.
+ *
+ * Arguments:
+ *	fmt	The format for the error-message.
+ *	args	The arguments of "fmt".
+ * Returns:
+ *	0	Always.
+ */
+EXTERNL int
+ut_ignore(
+    const char* const	fmt,
+    va_list		args);
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/lib/udunits2.xml b/lib/udunits2.xml
new file mode 100644
index 0000000..faba8f7
--- /dev/null
+++ b/lib/udunits2.xml
@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="US-ASCII"?>
+<!--
+Copyright 2008, 2009 University Corporation for Atmospheric Research
+
+This file is part of the UDUNITS-2 package.  See the file COPYRIGHT
+in the top-level source-directory of the package for copying and
+redistribution conditions.
+-->
+
+<unit-system>
+    <import>udunits2-prefixes.xml</import>
+    <import>udunits2-base.xml</import>
+    <import>udunits2-derived.xml</import>
+    <import>udunits2-accepted.xml</import>
+    <import>udunits2-common.xml</import>
+</unit-system>
diff --git a/lib/udunits2lib.html b/lib/udunits2lib.html
new file mode 100644
index 0000000..eb382b4
--- /dev/null
+++ b/lib/udunits2lib.html
@@ -0,0 +1,2137 @@
+<html lang="en">
+<head>
+<title>The UDUNITS-2 C API Guide</title>
+<meta http-equiv="Content-Type" content="text/html">
+<meta name="description" content="The UDUNITS-2 C API Guide">
+<meta name="generator" content="makeinfo 4.13">
+<link title="Top" rel="top" href="#Top">
+<link href="http://www.gnu.org/software/texinfo/" rel="generator-home" title="Texinfo Homepage">
+<!--
+
+   Copyright 2014 University Corporation for Atmospheric Research and contributors.
+All rights reserved.
+
+This software was developed by the Unidata Program Center of the
+University Corporation for Atmospheric Research (UCAR)
+<http://www.unidata.ucar.edu>.
+
+Redistribution and use in source and binary forms, with or without modification,
+are permitted provided that the following conditions are met:
+
+   1) Redistributions of source code must retain the above copyright notice,
+      this list of conditions and the following disclaimer.
+   2) Redistributions in binary form must reproduce the above copyright notice,
+      this list of conditions and the following disclaimer in the documentation
+      and/or other materials provided with the distribution.
+   3) Neither the names of the development group, the copyright holders, nor the
+      names of contributors may be used to endorse or promote products derived
+      from this software without specific prior written permission.
+   4) This license shall terminate automatically and you may no longer exercise
+      any of the rights granted to you by this license as of the date you
+      commence an action, including a cross-claim or counterclaim, against
+      the copyright holders or any contributor alleging that this software
+      infringes a patent. This termination provision shall not apply for an
+      action alleging patent infringement by combinations of this software with
+      other software or hardware.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE CONTRIBUTORS
+OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS WITH THE SOFTWARE.
+-->
+<meta http-equiv="Content-Style-Type" content="text/css">
+<style type="text/css"><!--
+  pre.display { font-family:inherit }
+  pre.format  { font-family:inherit }
+  pre.smalldisplay { font-family:inherit; font-size:smaller }
+  pre.smallformat  { font-family:inherit; font-size:smaller }
+  pre.smallexample { font-size:smaller }
+  pre.smalllisp    { font-size:smaller }
+  span.sc    { font-variant:small-caps }
+  span.roman { font-family:serif; font-weight:normal; } 
+  span.sansserif { font-family:sans-serif; font-weight:normal; } 
+--></style>
+</head>
+<body>
+<h1 class="settitle">The UDUNITS-2 C API Guide</h1>
+<div class="contents">
+<h2>Table of Contents</h2>
+<ul>
+<li><a name="toc_Top" href="#Top">UDUNITS-2</a>
+<li><a name="toc_Synopsis" href="#Synopsis">1 Synopsis</a>
+<li><a name="toc_Why" href="#Why">2 What's a Unit Package Good For?</a>
+<li><a name="toc_Unit_002dSystems" href="#Unit_002dSystems">3 Unit-Systems</a>
+<ul>
+<li><a href="#Obtaining">3.1 Obtaining a Unit-System</a>
+<li><a href="#Extracting">3.2 Extracting Units from a Unit-System</a>
+<li><a href="#Adding">3.3 Adding Units to a Unit-System</a>
+<li><a href="#Prefixes">3.4 Adding Unit-Prefixes to a Unit-System</a>
+<li><a href="#Misc">3.5 Miscelaneous Operations on Unit-Systems</a>
+</li></ul>
+<li><a name="toc_Value-Conversion" href="#Value-Conversion">4 Converting Values Between Units</a>
+<li><a name="toc_Parsing" href="#Parsing">5 Parsing a String into a Unit</a>
+<li><a name="toc_Syntax" href="#Syntax">6 Unit Syntax</a>
+<ul>
+<li><a href="#Examples">6.1 Unit Specification Examples</a>
+<li><a href="#Grammar">6.2 Unit Grammar</a>
+</li></ul>
+<li><a name="toc_Formatting" href="#Formatting">7 Formatting a Unit into a String</a>
+<li><a name="toc_Operations" href="#Operations">8 Unit Operations</a>
+<ul>
+<li><a href="#Unary">8.1 Unary Unit Operations</a>
+<li><a href="#Binary">8.2 Binary Unit Operations</a>
+</li></ul>
+<li><a name="toc_Mapping" href="#Mapping">9 Mapping Between Identifiers and Units</a>
+<ul>
+<li><a href="#Names">9.1 Names</a>
+<li><a href="#Symbols">9.2 Symbols</a>
+</li></ul>
+<li><a name="toc_Time" href="#Time">10 The Handling of Time</a>
+<li><a name="toc_Errors" href="#Errors">11 Error Handling</a>
+<ul>
+<li><a href="#Status">11.1 Status of Last Operation</a>
+<li><a href="#Messages">11.2 Error-Messages</a>
+</li></ul>
+<li><a name="toc_Database" href="#Database">12 The Units Database</a>
+<li><a name="toc_Types" href="#Types">13 Data Types</a>
+<li><a name="toc_Complete-Index" href="#Complete-Index">Index</a>
+</li></ul>
+</div>
+
+
+
+<div class="node">
+<a name="Top"></a>
+<p><hr>
+Next: <a rel="next" accesskey="n" href="#Synopsis">Synopsis</a>,
+Previous: <a rel="previous" accesskey="p" href="#dir">(dir)</a>,
+Up: <a rel="up" accesskey="u" href="#dir">(dir)</a>
+
+</div>
+
+<h2 class="unnumbered">UDUNITS-2</h2>
+
+<p>This manual describes how to use the C API of the UDUNITS-2 library. 
+Among other things, the library allows C code to obtain a binary
+representation of a unit of a physical quantity, to
+operate on such units, and to convert numeric values between compatible
+units.
+
+   <p>The library comes with an extensive database of units all referenced to the
+SI system of units.
+
+   <p>Copyright 2014 University Corporation for Atmospheric Research and contributors. 
+All rights reserved.
+
+   <p>This software was developed by the Unidata Program Center of the
+University Corporation for Atmospheric Research (UCAR)
+<http://www.unidata.ucar.edu>.
+
+   <p>Redistribution and use in source and binary forms, with or without modification,
+are permitted provided that the following conditions are met:
+
+   <p>1) Redistributions of source code must retain the above copyright notice,
+      this list of conditions and the following disclaimer. 
+   2) Redistributions in binary form must reproduce the above copyright notice,
+      this list of conditions and the following disclaimer in the documentation
+      and/or other materials provided with the distribution. 
+   3) Neither the names of the development group, the copyright holders, nor the
+      names of contributors may be used to endorse or promote products derived
+      from this software without specific prior written permission. 
+   4) This license shall terminate automatically and you may no longer exercise
+      any of the rights granted to you by this license as of the date you
+      commence an action, including a cross-claim or counterclaim, against
+      the copyright holders or any contributor alleging that this software
+      infringes a patent. This termination provision shall not apply for an
+      action alleging patent infringement by combinations of this software with
+      other software or hardware.
+
+   <p>THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE CONTRIBUTORS
+OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS WITH THE SOFTWARE.
+
+<ul class="menu">
+<li><a accesskey="1" href="#Synopsis">Synopsis</a>:             Terse usage display
+<li><a accesskey="2" href="#Why">Why</a>:                  What's a unit package good for? 
+<li><a accesskey="3" href="#Unit_002dSystems">Unit-Systems</a>:         Explanation of unit-systems and how to get one
+<li><a accesskey="4" href="#Parsing">Parsing</a>:              Converting strings into units
+<li><a accesskey="5" href="#Syntax">Syntax</a>:               Syntax for string representation of units
+<li><a accesskey="6" href="#Formatting">Formatting</a>:           Converting units into strings
+<li><a accesskey="7" href="#Value-Conversion">Value Conversion</a>:     Converting values between units
+<li><a accesskey="8" href="#Prefixes">Prefixes</a>:             Defining unit prefixes
+<li><a accesskey="9" href="#Mapping">Mapping</a>:              Mapping between units and identifiers
+<li><a href="#Operations">Operations</a>:           Operations on units
+<li><a href="#Time">Time</a>:                 Handling time
+<li><a href="#Errors">Errors</a>:               Error-handling
+<li><a href="#Database">Database</a>:             The units database
+<li><a href="#Types">Types</a>:                Data types
+<li><a href="#Complete-Index">Complete Index</a>:       Complete index
+</ul>
+
+<div class="node">
+<a name="Synopsis"></a>
+<p><hr>
+Next: <a rel="next" accesskey="n" href="#Why">Why</a>,
+Previous: <a rel="previous" accesskey="p" href="#Top">Top</a>,
+Up: <a rel="up" accesskey="u" href="#Top">Top</a>
+
+</div>
+
+<h2 class="chapter">1 Synopsis</h2>
+
+<p><a name="index-synopsis-1"></a>
+Coding:
+<pre class="example">     #include <udunits2.h>
+     <blockquote>
+     <p><table summary=""><tr align="left"><td valign="top">const char*   </td><td valign="top"><a href="#ut_005fget_005fpath_005fxml_0028_0029">ut_get_path_xml</a>(const char* <var>path</var>);
+     <br></td></tr><tr align="left"><td valign="top">ut_system*    </td><td valign="top"><a href="#ut_005fread_005fxml_0028_0029">ut_read_xml</a>(const char* <var>path</var>);
+     <br></td></tr><tr align="left"><td valign="top">ut_system*    </td><td valign="top"><a href="#ut_005fnew_005fsystem_0028_0029">ut_new_system</a>(void);
+     <br></td></tr><tr align="left"><td valign="top">void          </td><td valign="top"><a href="#ut_005ffree_005fsystem_0028_0029">ut_free_system</a>(ut_system* <var>system</var>);
+     <br></td></tr><tr align="left"><td valign="top">ut_system*    </td><td valign="top"><a href="#ut_005fget_005fsystem_0028_0029">ut_get_system</a>(const ut_unit* <var>unit</var>);
+     <br></td></tr><tr align="left"><td valign="top">ut_unit*      </td><td valign="top"><a href="#ut_005fget_005fdimensionless_005funit_005fone_0028_0029">ut_get_dimensionless_unit_one</a>(const ut_system* <var>system</var>);
+     <br></td></tr><tr align="left"><td valign="top">ut_unit*      </td><td valign="top"><a href="#ut_005fget_005funit_005fby_005fname_0028_0029">ut_get_unit_by_name</a>(const ut_system* <var>system</var>, const char* <var>name</var>);
+     <br></td></tr><tr align="left"><td valign="top">ut_unit*      </td><td valign="top"><a href="#ut_005fget_005funit_005fby_005fsymbol_0028_0029">ut_get_unit_by_symbol</a>(const ut_system* <var>system</var>, const char* <var>symbol</var>);
+     <br></td></tr><tr align="left"><td valign="top">ut_status     </td><td valign="top"><a href="#ut_005fset_005fsecond_0028_0029">ut_set_second</a>(const ut_unit* <var>second</var>);
+     <br></td></tr><tr align="left"><td valign="top">ut_status     </td><td valign="top"><a href="#ut_005fadd_005fname_005fprefix_0028_0029">ut_add_name_prefix</a>(ut_system* <var>system</var>, const char* <var>name</var>, double <var>value</var>);
+     <br></td></tr><tr align="left"><td valign="top">ut_status     </td><td valign="top"><a href="#ut_005fadd_005fsymbol_005fprefix_0028_0029">ut_add_symbol_prefix</a>(ut_system* <var>system</var>, const char* <var>symbol</var>, double <var>value</var>);
+     <br></td></tr><tr align="left"><td valign="top">ut_unit*      </td><td valign="top"><a href="#ut_005fnew_005fbase_005funit_0028_0029">ut_new_base_unit</a>(ut_system* <var>system</var>);
+     <br></td></tr><tr align="left"><td valign="top">ut_unit*      </td><td valign="top"><a href="#ut_005fnew_005fdimensionless_005funit_0028_0029">ut_new_dimensionless_unit</a>(ut_system* <var>system</var>);
+     <br></td></tr><tr align="left"><td valign="top">ut_unit*      </td><td valign="top"><a href="#ut_005fclone_0028_0029">ut_clone</a>(const ut_unit* <var>unit</var>);
+     <br></td></tr><tr align="left"><td valign="top">void          </td><td valign="top"><a href="#ut_005ffree_0028_0029">ut_free</a>(ut_unit* <var>unit</var>);
+     <br></td></tr><tr align="left"><td valign="top">const char*   </td><td valign="top"><a href="#ut_005fget_005fname_0028_0029">ut_get_name</a>(const ut_unit* <var>unit</var>, ut_encoding <var>encoding</var>);
+     <br></td></tr><tr align="left"><td valign="top">ut_status     </td><td valign="top"><a href="#ut_005fmap_005fname_005fto_005funit_0028_0029">ut_map_name_to_unit</a>(const char* <var>name</var>, const ut_encoding <var>encoding</var>, const ut_unit* <var>unit</var>);
+     <br></td></tr><tr align="left"><td valign="top">ut_status     </td><td valign="top"><a href="#ut_005funmap_005fname_005fto_005funit_0028_0029">ut_unmap_name_to_unit</a>(ut_system* <var>system</var>, const char* <var>name</var>, const ut_encoding <var>encoding</var>);
+     <br></td></tr><tr align="left"><td valign="top">ut_status     </td><td valign="top"><a href="#ut_005fmap_005funit_005fto_005fname_0028_0029">ut_map_unit_to_name</a>(const ut_unit* <var>unit</var>, const char* <var>name</var>, ut_encoding <var>encoding</var>);
+     <br></td></tr><tr align="left"><td valign="top">ut_status     </td><td valign="top"><a href="#ut_005funmap_005funit_005fto_005fname_0028_0029">ut_unmap_unit_to_name</a>(const ut_unit* <var>unit</var>, ut_encoding <var>encoding</var>);
+     <br></td></tr><tr align="left"><td valign="top">const char*   </td><td valign="top"><a href="#ut_005fget_005fsymbol_0028_0029">ut_get_symbol</a>(const ut_unit* <var>unit</var>, ut_encoding <var>encoding</var>);
+     <br></td></tr><tr align="left"><td valign="top">ut_status     </td><td valign="top"><a href="#ut_005fmap_005fsymbol_005fto_005funit_0028_0029">ut_map_symbol_to_unit</a>(const char* <var>symbol</var>, const ut_encoding <var>encoding</var>, const ut_unit* <var>unit</var>);
+     <br></td></tr><tr align="left"><td valign="top">ut_status     </td><td valign="top"><a href="#ut_005funmap_005fsymbol_005fto_005funit_0028_0029">ut_unmap_symbol_to_unit</a>(ut_system* <var>system</var>, const char* <var>symbol</var>, const ut_encoding <var>encoding</var>);
+     <br></td></tr><tr align="left"><td valign="top">ut_status     </td><td valign="top"><a href="#ut_005fmap_005funit_005fto_005fsymbol_0028_0029">ut_map_unit_to_symbol</a>(const ut_unit* <var>unit</var>, const char* <var>symbol</var>, ut_encoding <var>encoding</var>);
+     <br></td></tr><tr align="left"><td valign="top">ut_status     </td><td valign="top"><a href="#ut_005funmap_005funit_005fto_005fsymbol_0028_0029">ut_unmap_unit_to_symbol</a>(const ut_unit* <var>unit</var>, ut_encoding <var>encoding</var>);
+     <br></td></tr><tr align="left"><td valign="top">int           </td><td valign="top"><a href="#ut_005fis_005fdimensionless_0028_0029">ut_is_dimensionless</a>(const ut_unit* <var>unit</var>);
+     <br></td></tr><tr align="left"><td valign="top">int           </td><td valign="top"><a href="#ut_005fsame_005fsystem_0028_0029">ut_same_system</a>(const ut_unit* <var>unit1</var>, const ut_unit* <var>unit2</var>);
+     <br></td></tr><tr align="left"><td valign="top">int           </td><td valign="top"><a href="#ut_005fcompare_0028_0029">ut_compare</a>(const ut_unit* <var>unit1</var>, const ut_unit* <var>unit2</var>);
+     <br></td></tr><tr align="left"><td valign="top">int           </td><td valign="top"><a href="#ut_005fare_005fconvertible_0028_0029">ut_are_convertible</a>(const ut_unit* <var>unit1</var>, const ut_unit* <var>unit2</var>);
+     <br></td></tr><tr align="left"><td valign="top">cv_converter* </td><td valign="top"><a href="#ut_005fget_005fconverter_0028_0029">ut_get_converter</a>(ut_unit* <var>from</var>, ut_unit* <var>to</var>);
+     <br></td></tr><tr align="left"><td valign="top">ut_unit*      </td><td valign="top"><a href="#ut_005fscale_0028_0029">ut_scale</a>(double <var>factor</var>, const ut_unit* <var>unit</var>);
+     <br></td></tr><tr align="left"><td valign="top">ut_unit*      </td><td valign="top"><a href="#ut_005foffset_0028_0029">ut_offset</a>(const ut_unit* <var>unit</var>, double <var>offset</var>);
+     <br></td></tr><tr align="left"><td valign="top">ut_unit*      </td><td valign="top"><a href="#ut_005foffset_005fby_005ftime_0028_0029">ut_offset_by_time</a>(const ut_unit* <var>unit</var>, double <var>origin</var>);
+     <br></td></tr><tr align="left"><td valign="top">ut_unit*      </td><td valign="top"><a href="#ut_005fmultiply_0028_0029">ut_multiply</a>(const ut_unit* <var>unit1</var>, const ut_unit* <var>unit2</var>);
+     <br></td></tr><tr align="left"><td valign="top">ut_unit*      </td><td valign="top"><a href="#ut_005finvert_0028_0029">ut_invert</a>(const ut_unit* <var>unit</var>);
+     <br></td></tr><tr align="left"><td valign="top">ut_unit*      </td><td valign="top"><a href="#ut_005fdivide_0028_0029">ut_divide</a>(const ut_unit* <var>numer</var>, const ut_unit* <var>denom</var>);
+     <br></td></tr><tr align="left"><td valign="top">ut_unit*      </td><td valign="top"><a href="#ut_005fraise_0028_0029">ut_raise</a>(const ut_unit* <var>unit</var>, int <var>power</var>);
+     <br></td></tr><tr align="left"><td valign="top">ut_unit*      </td><td valign="top"><a href="#ut_005froot_0028_0029">ut_root</a>(const ut_unit* <var>unit</var>, int <var>root</var>);
+     <br></td></tr><tr align="left"><td valign="top">ut_unit*      </td><td valign="top"><a href="#ut_005flog_0028_0029">ut_log</a>(double <var>base</var>, const ut_unit* <var>reference</var>);
+     <br></td></tr><tr align="left"><td valign="top">ut_unit*      </td><td valign="top"><a href="#ut_005fparse_0028_0029">ut_parse</a>(const ut_system* <var>system</var>, const char* <var>string</var>, ut_encoding <var>encoding</var>);
+     <br></td></tr><tr align="left"><td valign="top">char*         </td><td valign="top"><a href="#ut_005ftrim_0028_0029">ut_trim</a>(char* <var>string</var>, ut_encoding <var>encoding</var>);
+     <br></td></tr><tr align="left"><td valign="top">int           </td><td valign="top"><a href="#ut_005fformat_0028_0029">ut_format</a>(const ut_unit* <var>unit</var>, char* <var>buf</var>, size_t <var>size</var>, unsigned <var>opts</var>);
+     <br></td></tr><tr align="left"><td valign="top">ut_status     </td><td valign="top"><a href="#ut_005faccept_005fvisitor_0028_0029">ut_accept_visitor</a>(const ut_unit* <var>unit</var>, const ut_visitor* <var>visitor</var>, void* <var>arg</var>);
+     <br></td></tr><tr align="left"><td valign="top">double        </td><td valign="top"><a href="#ut_005fencode_005fdate_0028_0029">ut_encode_date</a>(int <var>year</var>, int <var>month</var>, int <var>day</var>);
+     <br></td></tr><tr align="left"><td valign="top">double        </td><td valign="top"><a href="#ut_005fencode_005fclock_0028_0029">ut_encode_clock</a>(int <var>hours</var>, int <var>minutes</var>, double <var>seconds</var>);
+     <br></td></tr><tr align="left"><td valign="top">double        </td><td valign="top"><a href="#ut_005fencode_005ftime_0028_0029">ut_encode_time</a>(int <var>year</var>, int <var>month</var>, int <var>day</var>, int <var>hour</var>, int <var>minute</var>, double <var>second</var>);
+     <br></td></tr><tr align="left"><td valign="top">void          </td><td valign="top"><a href="#ut_005fdecode_005ftime_0028_0029">ut_decode_time</a>(double <var>value</var>, int* <var>year</var>, int* <var>month</var>, int* <var>day</var>, int* <var>hour</var>, int* <var>minute</var>, double* <var>second</var>, double* <var>resolution</var>);
+     <br></td></tr><tr align="left"><td valign="top">ut_status     </td><td valign="top"><a href="#ut_005fget_005fstatus_0028_0029">ut_get_status</a>(void);
+     <br></td></tr><tr align="left"><td valign="top">void          </td><td valign="top"><a href="#ut_005fset_005fstatus_0028_0029">ut_set_status</a>(ut_status <var>status</var>);
+     <br></td></tr><tr align="left"><td valign="top">int           </td><td valign="top"><a href="#ut_005fhandle_005ferror_005fmessage_0028_0029">ut_handle_error_message</a>(const char* <var>fmt</var>, ...);
+     <br></td></tr><tr align="left"><td valign="top">ut_error_message_handler </td><td valign="top"><a href="#ut_005fset_005ferror_005fmessage_005fhandler_0028_0029">ut_set_error_message_handler</a>(ut_error_message_handler <var>handler</var>);
+     <br></td></tr><tr align="left"><td valign="top">int           </td><td valign="top"><a href="#ut_005fwrite_005fto_005fstderr_0028_0029">ut_write_to_stderr</a>(const char* <var>fmt</var>, va_list <var>args</var>);
+     <br></td></tr><tr align="left"><td valign="top">int           </td><td valign="top"><a href="#ut_005fignore_0028_0029">ut_ignore</a>(const char* <var>fmt</var>, va_list <var>args</var>);
+     <br></td></tr><tr align="left"><td valign="top"><br></td></tr><tr align="left"><td valign="top">float         </td><td valign="top"><a href="#cv_005fconvert_005ffloat_0028_0029">cv_convert_float</a>(const cv_converter* <var>converter</var>, float <var>value</var>);
+     <br></td></tr><tr align="left"><td valign="top">double        </td><td valign="top"><a href="#cv_005fconvert_005fdouble_0028_0029">cv_convert_double</a>(const cv_converter* <var>converter</var>, double <var>value</var>);
+     <br></td></tr><tr align="left"><td valign="top">float*        </td><td valign="top"><a href="#cv_005fconvert_005ffloats_0028_0029">cv_convert_floats</a>(const cv_converter* <var>converter</var>, const float* <var>in</var>, size_t <var>count</var>, float* <var>out</var>);
+     <br></td></tr><tr align="left"><td valign="top">double*       </td><td valign="top"><a href="#cv_005fconvert_005fdoubles_0028_0029">cv_convert_doubles</a>(const cv_converter* <var>converter</var>, const double* <var>const</var> in, <var>size_t</var> count, <var>double</var>* out);
+     <br></td></tr><tr align="left"><td valign="top">void          </td><td valign="top"><a href="#cv_005ffree_0028_0029">cv_free</a>(cv_converter* <var>conv</var>);
+     <br></td></tr></table>
+</blockquote>
+</pre>
+   <p>Compiling:
+<pre class="example">     c89 -I <em>includedir</em> ...
+</pre>
+   <p>Where <em>includedir</em> is the installation-directory for C header
+files (e.g., <code>/usr/local/include</code>).
+
+   <p>Linking:
+<pre class="example">     c89 ... -L<em>libdir</em> -ludunits2 -lexpat ... -lm
+</pre>
+   <p>Where <em>libdir</em> is the installation-directory for object code
+libraries (e.g., <code>/usr/local/lib</code>).
+
+<div class="node">
+<a name="Why"></a>
+<p><hr>
+Next: <a rel="next" accesskey="n" href="#Unit_002dSystems">Unit-Systems</a>,
+Previous: <a rel="previous" accesskey="p" href="#Synopsis">Synopsis</a>,
+Up: <a rel="up" accesskey="u" href="#Top">Top</a>
+
+</div>
+
+<h2 class="chapter">2 What's a Unit Package Good For?</h2>
+
+<p>The existance of a software package is justified by what you can do with it. 
+The three main things you can do with the UDUNIT-2 package are
+     <ol type=1 start=1>
+<li><a href="#Value-Conversion">Convert numeric values between compatible units</a>. 
+<li>Convert a string representation of a unit into a binary one — enabling
+the programatic manipulation of units. 
+There are three ways to do this:
+          <ul>
+<li><a href="#Extracting">Get the unit</a> from a <a href="#unit_002dsystem">unit-system</a>. 
+This requires that
+you know the unit's name or symbol and that the unit is in a unit-system. 
+<li><a href="#Parsing">Parse a string representation of the unit into its binary representation</a>. 
+This requires that the string be parsable by <code><a href="#ut_005fparse_0028_0029">ut_parse()</a></code>. 
+<li><a href="#Operations">Explicity construct the unit from subcomponent units using unit operations</a>. 
+</ul>
+     <li><a href="#Formatting">Convert a binary representation of a unit into a string</a> —
+enabling the printing and storing of units in a human-readable form.
+        </ol>
+While the above might seem to be trivial activities, their
+general availability at the time might have helped prevent
+the <a href="http://en.wikipedia.org/wiki/Mars_Climate_Orbiter">Mars Climate Orbiter</a> fiasco.
+
+   <p><a name="unit_002dsystem"></a><div class="node">
+<a name="Unit-Systems"></a>
+<a name="Unit_002dSystems"></a>
+<p><hr>
+Next: <a rel="next" accesskey="n" href="#Value-Conversion">Value Conversion</a>,
+Previous: <a rel="previous" accesskey="p" href="#Why">Why</a>,
+Up: <a rel="up" accesskey="u" href="#Top">Top</a>
+
+</div>
+
+<h2 class="chapter">3 Unit-Systems</h2>
+
+<p><a name="index-unit_002dsystem-2"></a><a name="index-system-of-units-3"></a>
+A unit-system is a set of units that are all defined in terms of the same
+set of
+<a name="index-unit_002c-base-4"></a><a name="index-base-unit-5"></a>base units. 
+In the SI system of units, for example, the base units are the
+meter, kilogram, second, ampere, kelvin, mole, and candela. 
+(For definitions of these base units, see
+<a href="http://physics.nist.gov/cuu/Units/current.html">http://physics.nist.gov/cuu/Units/current.html</a>.)
+
+   <p>In the UDUNITS-2 package, every accessible unit belongs to one and only one
+unit-system.  It is not possible to convert numeric values between units
+of different unit-systems.  Similarly, units belonging to different
+unit-systems always compare unequal.
+
+   <p>There are several categories of operations on unit-systems:
+
+<ul class="menu">
+<li><a accesskey="1" href="#Obtaining">Obtaining</a>:    How to obtain a unit-system. 
+<li><a accesskey="2" href="#Extracting">Extracting</a>:   Getting a unit from a unit-system. 
+<li><a accesskey="3" href="#Adding">Adding</a>:       Adding new units to a unit-system. 
+<li><a accesskey="4" href="#Prefixes">Prefixes</a>:     Add new unit-prefixes to a unit-system. 
+<li><a accesskey="5" href="#Misc">Misc</a>:         Miscelaneous unit-system operations. 
+</ul>
+
+<div class="node">
+<a name="Obtaining"></a>
+<p><hr>
+Next: <a rel="next" accesskey="n" href="#Extracting">Extracting</a>,
+Up: <a rel="up" accesskey="u" href="#Unit_002dSystems">Unit-Systems</a>
+
+</div>
+
+<h3 class="section">3.1 Obtaining a Unit-System</h3>
+
+<p><a name="index-database_002c-unit_002c-obtaining-predefined-6"></a><a name="index-unit-database_002c-obtaining-predefined-7"></a><a name="index-unit_002dsystem_002c-obtaining-predefined-8"></a><a name="index-units_002c-obtaining-predefined-9"></a><a name="index-g_t_0040code_007but_005fread_005fxml_0028_0029_007d_002c-discussion-of-10"></a>Typically, you would obtain a unit-system of predefined units by reading
+the default unit database using <code><a href="#ut_005fread_005fxml_0028_0029">ut_read_xml()</a></code>
+with a <code>NULL</code> pathname argument. 
+If this doesn't quite match your needs, then there are alternatives. 
+Together with the typical solution, the means for obtaining a useful
+unit-system are (in order of increasing complexity):
+
+     <ul>
+<li>Obtain the default unit-system using <code><a href="#ut_005fread_005fxml_0028_0029">ut_read_xml</a>(NULL)</code>. 
+<li>Copy and customize the unit database and then
+call <code><a href="#ut_005fread_005fxml_0028_0029">ut_read_xml()</a></code> with the pathname of the customized
+database to obtain a customized unit-system. 
+<li>Same as either of the above but then adding new units to the unit-system using
+<code><a href="#ut_005fnew_005fbase_005funit_0028_0029">ut_new_base_unit()</a></code> and
+<code><a href="#ut_005fnew_005fdimensionless_005funit_0028_0029">ut_new_dimensionless_unit()</a></code>. 
+<li>Same as the above but also deriving new units using
+<a href="#Operations">unit operations</a>
+and then adding them to the unit-system using
+<a href="#Mapping">unit mapping</a>. 
+<li>Same as the above but starting with an empty unit-system obtained from
+<code><a href="#ut_005fnew_005fsystem_0028_0029">ut_new_system()</a></code>,
+in which case you will definitely have to start with
+<code><a href="#ut_005fnew_005fbase_005funit_0028_0029">ut_new_base_unit()</a></code> and
+<code><a href="#ut_005fnew_005fdimensionless_005funit_0028_0029">ut_new_dimensionless_unit()</a></code>. 
+</ul>
+
+   <p>You should pass every unit-system pointer to <code><a href="#ut_005ffree_005fsystem_0028_0029">ut_free_system()</a></code>
+when you no longer need the corresponding unit-system.
+
+   <p><a name="ut_005fget_005fpath_005fxml_0028_0029"></a>
+
+<div class="defun">
+— Function: <code>const char*</code> <b>ut_get_path_xml</b> <code>(const char* </code><var>path</var><code>, ut_status* status)</code><var><a name="index-ut_005fget_005fpath_005fxml-11"></a></var><br>
+<blockquote><p>Returns the pathname of the XML-formatted unit-database corresponding to
+<var>path</var>. If <var>path</var> is non-<code>NULL</code>, then it is returned; otherwise,
+if the environment variable <code>UDUNITS2_XML_PATH</code> is set, then its value is
+returned; otherwise, the pathname of the default unit-database is returned. 
+The value of <code>*status</code> indicates which of these possibilities occurred:
+
+          <dl>
+<dt><code>UT_OPEN_ARG</code><dd><var>path</var> is non-<code>NULL</code> and was returned. 
+<br><dt><code>UT_OPEN_ENV</code><dd><var>path</var> is <code>NULL</code>, the environment variable
+<code>UDUNITS2_XML_PATH</code> is set, and its value was returned. 
+<br><dt><code>UT_OPEN_DEFAULT</code><dd><var>path</var> is <code>NULL</code>, the environment variable
+<code>UDUNITS2_XML_PATH</code> is unset, and the pathname of the default unit-database
+was returned. 
+</dl>
+        </p></blockquote></div>
+
+   <p><a name="ut_005fread_005fxml_0028_0029"></a>
+
+<div class="defun">
+— Function: <code>ut_system*</code> <b>ut_read_xml</b> <code>(const char* </code><var>path</var><code>)</code><var><a name="index-ut_005fread_005fxml-12"></a></var><br>
+<blockquote><p>Reads the XML-formatted unit-database specified by <var>path</var>
+and returns the corresponding unit-sytem. 
+If <var>path</var> is <code>NULL</code>, then the pathname specified by the
+environment variable <code>UDUNITS2_XML_PATH</code> is used if set; otherwise,
+the compile-time pathname of the installed, default, unit database is
+used. 
+You should pass the returned pointer to <code>ut_free_system()</code> when you
+no longer need the unit-system. 
+If an error occurs,
+then this function writes an error-message using
+<code><a href="#ut_005fhandle_005ferror_005fmessage_0028_0029">ut_handle_error_message()</a></code>
+and returns <code>NULL</code>. 
+Also, <code><a href="#ut_005fget_005fstatus_0028_0029">ut_get_status()</a></code> will return one of the following:
+
+          <dl>
+<dt><code>UT_OPEN_ARG</code><dd><var>path</var> is non-<code>NULL</code> but the file couldn't be opened. 
+See <code>errno</code> for the reason. 
+<br><dt><code>UT_OPEN_ENV</code><dd><var>path</var> is <code>NULL</code> and environment variable
+<code>UDUNITS2_XML_PATH</code> is set but the file couldn't be opened. 
+See <code>errno</code> for the reason. 
+<br><dt><code>UT_OPEN_DEFAULT</code><dd><var>path</var> is <code>NULL</code>, environment variable
+<code>UDUNITS2_XML_PATH</code> is unset, and the installed, default, unit
+database couldn't be opened. 
+See <code>errno</code> for the reason. 
+<br><dt><code>UT_OS</code><dd>Operating-system error.  See <code>errno</code>. 
+<br><dt><code>UT_PARSE</code><dd>The database file couldn't be parsed. 
+</dl>
+        </p></blockquote></div>
+
+   <p><a name="ut_005fnew_005fsystem_0028_0029"></a>
+
+<div class="defun">
+— Function: <code>ut_system*</code> <b>ut_new_system</b> <code>(void)</code><var><a name="index-ut_005fnew_005fsystem-13"></a></var><br>
+<blockquote><p>Creates and returns a new unit-system. 
+On success, the unit-system will be empty
+except for the dimensionless unit one. 
+You should pass the returned pointer to <code>ut_free_system()</code> when you
+no longer need the unit-system. 
+If an error occurs,
+then this function writes an error-message using
+<code><a href="#ut_005fhandle_005ferror_005fmessage_0028_0029">ut_handle_error_message()</a></code>
+and returns <code>NULL</code>. 
+Also, <code><a href="#ut_005fget_005fstatus_0028_0029">ut_get_status()</a></code> will return the following:
+
+          <dl>
+<dt><code>UT_OS</code><dd>Operating-system error.  See <code>errno</code>. 
+</dl>
+        </p></blockquote></div>
+
+<div class="node">
+<a name="Extracting"></a>
+<p><hr>
+Next: <a rel="next" accesskey="n" href="#Adding">Adding</a>,
+Previous: <a rel="previous" accesskey="p" href="#Obtaining">Obtaining</a>,
+Up: <a rel="up" accesskey="u" href="#Unit_002dSystems">Unit-Systems</a>
+
+</div>
+
+<h3 class="section">3.2 Extracting Units from a Unit-System</h3>
+
+<p><strong>NOTE\:</strong> This section covers low-level access to the indidual units of a
+<a href="#unit_002dsystem">unit-system</a>. 
+General parsing of arbitrary unit specifications is coverted in
+the section <a href="#Parsing">Parsing</a>.
+
+   <p>A <a href="#unit_002dsystem">unit-system</a> contains mappings from identifiers to units (and
+vice versa). 
+Consequently, once you have a unit-system, you can easily
+obtain a unit for which you know the name or symbol using
+the function <code><a href="#ut_005fget_005funit_005fby_005fname_0028_0029">ut_get_unit_by_name()</a></code> or
+<code><a href="#ut_005fget_005funit_005fby_005fsymbol_0028_0029">ut_get_unit_by_symbol()</a></code>.
+
+   <p><a name="index-getting-a-unit-by-its-name-14"></a><a name="index-unit_002c-getting-by-name-15"></a><a name="ut_005fget_005funit_005fby_005fname_0028_0029"></a>
+
+<div class="defun">
+— Function: <code>ut_unit*</code> <b>ut_get_unit_by_name</b> <code>(const ut_system* </code><var>system</var><code>, const char* </code><var>name</var><code>)</code><var><a name="index-ut_005fget_005funit_005fby_005fname-16"></a></var><br>
+<blockquote><p>Returns the unit to which <var>name</var> maps from the unit-system referenced by
+<var>system</var> or <code>NULL</code> if no such unit exists. 
+Name comparisons are case-insensitive. 
+If this function returns <code>NULL</code>, then
+<code><a href="#ut_005fget_005fstatus_0028_0029">ut_get_status()</a></code> will return
+one of the following:
+
+          <dl>
+<dt><code>UT_SUCCESS</code><dd><var>name</var> doesn't map to a unit of <var>system</var>. 
+<br><dt><code>UT_BAD_ARG</code><dd><var>system</var> or <var>name</var> is <code>NULL</code>. 
+</dl>
+
+        <p>You should pass the returned unit to <code>ut_free()</code> when it is no longer
+needed. 
+</p></blockquote></div>
+
+   <p><a name="index-getting-a-unit-by-its-symbol-17"></a><a name="index-unit_002c-getting-by-symbol-18"></a><a name="ut_005fget_005funit_005fby_005fsymbol_0028_0029"></a>
+
+<div class="defun">
+— Function: <code>ut_unit*</code> <b>ut_get_unit_by_symbol</b> <code>(const ut_system* </code><var>system</var><code>, const char* </code><var>symbol</var><code>)</code><var><a name="index-ut_005fget_005funit_005fby_005fsymbol-19"></a></var><br>
+<blockquote><p>Returns the unit to which <var>symbol</var> maps from the unit-system referenced by
+<var>system</var> or <code>NULL</code> if no such unit exists. 
+Symbol comparisons are case-sensitive. 
+If this function returns <code>NULL</code>, then
+<code><a href="#ut_005fget_005fstatus_0028_0029">ut_get_status()</a></code> will return
+one of the following:
+
+          <dl>
+<dt><code>UT_SUCCESS</code><dd><var>symbol</var> doesn't map to a unit of <var>system</var>. 
+<br><dt><code>UT_BAD_ARG</code><dd><var>system</var> or <var>symbol</var> is <code>NULL</code>. 
+</dl>
+
+        <p>You should pass the returned unit to <code>ut_free()</code> when it is no longer
+needed. 
+</p></blockquote></div>
+
+   <p><a name="ut_005fget_005fdimensionless_005funit_005fone_0028_0029"></a>
+
+<div class="defun">
+— Function: <code>ut_unit*</code> <b>ut_get_dimensionless_unit_one</b> <code>(const ut_system* </code><var>system</var><code>)</code><var><a name="index-ut_005fget_005fdimensionless_005funit_005fone-20"></a></var><br>
+<blockquote><p>Returns the dimensionless unit one of the unit-system referenced by
+<var>system</var>. 
+While not necessary, the returned pointer may be passed to <code>ut_free()</code>
+when you no longer need the unit. 
+If <var>system</var> is <code>NULL</code>, then this function writes an error-message
+using <code><a href="#ut_005fhandle_005ferror_005fmessage_0028_0029">ut_handle_error_message()</a></code>
+and returns <code>NULL</code>. 
+Also, <code><a href="#ut_005fget_005fstatus_0028_0029">ut_get_status()</a></code> will return <code>UT_BAD_ARG</code>. 
+</p></blockquote></div>
+
+<div class="node">
+<a name="Adding"></a>
+<p><hr>
+Next: <a rel="next" accesskey="n" href="#Prefixes">Prefixes</a>,
+Previous: <a rel="previous" accesskey="p" href="#Extracting">Extracting</a>,
+Up: <a rel="up" accesskey="u" href="#Unit_002dSystems">Unit-Systems</a>
+
+</div>
+
+<h3 class="section">3.3 Adding Units to a Unit-System</h3>
+
+<p><a name="index-adding-units-to-a-unit_002dsystem-21"></a><a name="index-unit_002c-adding-to-a-unit_002dsystem-22"></a><a name="index-unit_002dsystem_002c-adding-a-unit-to-23"></a>
+If you use <code><a href="#ut_005fread_005fxml_0028_0029">ut_read_xml()</a></code>, then you should not normally need to
+add any new units to a unit-system.
+
+   <p>Because you get units via their names or symbols, adding a unit to a
+unit-system actually means mapping one or more identifiers (i.e., names
+or symbols) to the unit. 
+Thereafter, you can use <code><a href="#ut_005fget_005funit_005fby_005fname_0028_0029">ut_get_unit_by_name()</a></code> and
+<code><a href="#ut_005fget_005funit_005fby_005fsymbol_0028_0029">ut_get_unit_by_symbol()</a></code> to retrieve the unit. 
+The mapping of identifiers to units is covered <a href="#Mapping">here</a>.
+
+   <p>Having said that, it is possible to create a new base or dimensionless
+unit within a unit-system using <code><a href="#ut_005fnew_005fbase_005funit_0028_0029">ut_new_base_unit()</a></code> or
+<code><a href="#ut_005fnew_005fdimensionless_005funit_0028_0029">ut_new_dimensionless_unit()</a></code>—you'll just also have to map
+identifiers to the newly-created unit in order to be able to retrieve
+it later by identifier.
+
+   <p><a name="ut_005fnew_005fbase_005funit_0028_0029"></a>
+
+<div class="defun">
+— Function: <code>ut_unit*</code> <b>ut_new_base_unit</b> <code>(ut_system* </code><var>system</var><code>)</code><var><a name="index-ut_005fnew_005fbase_005funit-24"></a></var><br>
+<blockquote><p>Creates and adds a new base-unit to the unit-system referenced by <var>system</var>. 
+This function returns the new base-unit. 
+You should pass the returned pointer to <code>ut_free()</code> when you
+no longer need the unit. 
+If an error occurs,
+then this function writes an error-message using
+<code><a href="#ut_005fhandle_005ferror_005fmessage_0028_0029">ut_handle_error_message()</a></code>
+and returns <code>NULL</code>. 
+Also, <code><a href="#ut_005fget_005fstatus_0028_0029">ut_get_status()</a></code> will return one of the following:
+
+          <dl>
+<dt><code>UT_BAD_ARG</code><dd><var>system</var> is <code>NULL</code>. 
+<br><dt><code>UT_OS</code><dd>Operating-system failure.  See <code>errno</code>. 
+</dl>
+        If you use <code><a href="#ut_005fread_005fxml_0028_0029">ut_read_xml()</a></code>, then you should not normally need to call this
+function. 
+</p></blockquote></div>
+
+   <p><a name="ut_005fnew_005fdimensionless_005funit_0028_0029"></a>
+
+<div class="defun">
+— Function: <code>ut_unit*</code> <b>ut_new_dimensionless_unit</b> <code>(ut_system* </code><var>system</var><code>)</code><var><a name="index-ut_005fnew_005fdimensionless_005funit-25"></a></var><br>
+<blockquote><p>Creates and adds a new dimensionless-unit to the unit-system referenced by <var>system</var>. 
+This function returns the new dimensionless-unit. 
+You should pass the returned pointer to <code>ut_free()</code> when you
+no longer need the unit. 
+If an error occurs,
+then this function writes an error-message using
+<code><a href="#ut_005fhandle_005ferror_005fmessage_0028_0029">ut_handle_error_message()</a></code>
+and returns <code>NULL</code>. 
+Also, <code><a href="#ut_005fget_005fstatus_0028_0029">ut_get_status()</a></code> will return one of the following:
+
+          <dl>
+<dt><code>UT_BAD_ARG</code><dd><var>system</var> is <code>NULL</code>. 
+<br><dt><code>UT_OS</code><dd>Operating-system failure.  See <code>errno</code>. 
+</dl>
+        If you use <code><a href="#ut_005fread_005fxml_0028_0029">ut_read_xml()</a></code>, then you should not normally need to call this
+function. 
+</p></blockquote></div>
+
+<div class="node">
+<a name="Prefixes"></a>
+<p><hr>
+Next: <a rel="next" accesskey="n" href="#Misc">Misc</a>,
+Previous: <a rel="previous" accesskey="p" href="#Adding">Adding</a>,
+Up: <a rel="up" accesskey="u" href="#Unit_002dSystems">Unit-Systems</a>
+
+</div>
+
+<h3 class="section">3.4 Adding Unit-Prefixes to a Unit-System</h3>
+
+<p><a name="index-prefixes_002c-adding-to-a-unit_002dsystem-26"></a><a name="index-adding-prefixes-to-a-unit_002dsystem-27"></a><a name="index-unit_002dsystem_002c-adding-prefixes-to-a-28"></a>
+A prefix is a word or symbol that is appended to the beginning of a word or
+symbol that represents a unit in order to modify the value of that unit.  For
+example, the prefix “kilo” in the word “kiloamperes” changes the value
+from one ampere to one-thousand amperes.
+
+   <p>If you use <code><a href="#ut_005fread_005fxml_0028_0029">ut_read_xml()</a></code>, then you should not normally need to
+add any new prefixes to a unit-system.
+
+   <p><a name="ut_005fadd_005fname_005fprefix_0028_0029"></a>
+
+<div class="defun">
+— Function: <code><a href="#ut_005fstatus">ut_status</a></code> <b>ut_add_name_prefix</b> <code>(ut_system* </code><var>system</var><code>, const char* </code><var>name</var><code>, double </code><var>value</var><code>)</code><var><a name="index-ut_005fadd_005fname_005fprefix-29"></a></var><br>
+<blockquote><p>Adds the name-prefix <var>name</var> with the value <var>value</var>
+to the unit-system <var>system</var>. 
+A name-prefix is something like “mega” or “milli”. 
+Comparisons between name-prefixes are case-insensitive. 
+This function returns one of the following:
+
+          <dl>
+<dt><code>UT_SUCCESS</code><dd>Success. 
+<br><dt><code>UT_BAD_ARG</code><dd><var>system</var> or <var>name</var> is <code>NULL</code>, or <var>value</var> is <code>0</code>. 
+<br><dt><code>UT_EXISTS</code><dd><var>name</var> already maps to a different value. 
+<br><dt><code>UT_OS</code><dd>Operating-system failure.  See <code>errno</code>. 
+</dl>
+        </p></blockquote></div>
+
+   <p><a name="ut_005fadd_005fsymbol_005fprefix_0028_0029"></a>
+
+<div class="defun">
+— Function: <code><a href="#ut_005fstatus">ut_status</a></code> <b>ut_add_symbol_prefix</b> <code>(ut_system* </code><var>system</var><code>, const char* </code><var>symbol</var><code>, double </code><var>value</var><code>)</code><var><a name="index-ut_005fadd_005fsymbol_005fprefix-30"></a></var><br>
+<blockquote><p>Adds the symbol-prefix <var>symbol</var> with the value <var>value</var>
+to the unit-system <var>system</var>. 
+A symbol-prefix is something like “M” or “m”. 
+Comparisons between symbol-prefixes are case-sensitive. 
+This function returns one of the following:
+
+          <dl>
+<dt><code>UT_SUCCESS</code><dd>Success. 
+<br><dt><code>UT_BAD_ARG</code><dd><var>system</var> or <var>symbol</var> is <code>NULL</code>, or <var>value</var> is <code>0</code>. 
+<br><dt><code>UT_EXISTS</code><dd><var>symbol</var> already maps to a different value. 
+<br><dt><code>UT_OS</code><dd>Operating-system failure.  See <code>errno</code>. 
+</dl>
+        </p></blockquote></div>
+
+<div class="node">
+<a name="Misc"></a>
+<p><hr>
+Previous: <a rel="previous" accesskey="p" href="#Prefixes">Prefixes</a>,
+Up: <a rel="up" accesskey="u" href="#Unit_002dSystems">Unit-Systems</a>
+
+</div>
+
+<h3 class="section">3.5 Miscelaneous Operations on Unit-Systems</h3>
+
+<p><a name="ut_005ffree_005fsystem_0028_0029"></a>
+
+<div class="defun">
+— Function: <code>void</code> <b>ut_free_system</b> <code>(ut_system* </code><var>system</var><code>)</code><var><a name="index-ut_005ffree_005fsystem-31"></a></var><br>
+<blockquote><p>Frees the unit-system referenced by <var>system</var>.  All unit-to-identifier and
+identifier-to-unit mappings are removed.  Use of <code>system</code> after this
+function returns results in undefined behavior. 
+</p></blockquote></div>
+
+   <p><a name="ut_005fset_005fsecond_0028_0029"></a>
+
+<div class="defun">
+— Function: <code><a href="#ut_005fstatus">ut_status</a></code> <b>ut_set_second</b> <code>(const ut_unit* </code><var>second</var><code>)</code><var><a name="index-ut_005fset_005fsecond-32"></a></var><br>
+<blockquote><p>Sets the “second” unit of a unit-system.  This function must be called before
+the first call to <code>ut_offset_by_time()</code> for a unit in the same unit-system. 
+<code><a href="#ut_005fread_005fxml_0028_0029">ut_read_xml()</a></code> calls this function if the
+unit-system it's reading contains a unit named “second”. 
+This function returns one of the following:
+
+          <dl>
+<dt><code>UT_SUCCESS</code><dd>The “second” unit of <var>system</var> was successfully set. 
+<br><dt><code>UT_EXISTS</code><dd>The “second” unit of <var>system</var> is set to a different unit. 
+<br><dt><code>UT_BAD_ARG</code><dd><var>second</var> is <code>NULL</code>. 
+</dl>
+        </p></blockquote></div>
+
+<div class="node">
+<a name="Value-Conversion"></a>
+<p><hr>
+Next: <a rel="next" accesskey="n" href="#Parsing">Parsing</a>,
+Previous: <a rel="previous" accesskey="p" href="#Unit_002dSystems">Unit-Systems</a>,
+Up: <a rel="up" accesskey="u" href="#Top">Top</a>
+
+</div>
+
+<h2 class="chapter">4 Converting Values Between Units</h2>
+
+<p><a name="index-converting-values-between-units-33"></a><a name="index-unit-conversion-34"></a>
+You can convert numeric values in one unit to equivalent values in
+another, compatible unit by means of a converter. 
+For example
+
+<pre class="example">     #include <udunits2.h>
+     ...
+         ut_unit*      from = ...;
+         ut_unit*      to = ...;
+         cv_converter* converter = ut_get_converter(from, to);
+         double       fromValue = ...;
+         double       toValue = cv_convert_double(converter, fromValue);
+     
+         cv_free(converter);
+</pre>
+   <p>The converter API is declared in the header-file <code><converter.h></code>,
+which is automatically included by the UDUNITS-2 header-file
+(<code><udunits2.h></code>) so you don't need to explicitly include it.
+
+   <p><a name="ut_005fare_005fconvertible_0028_0029"></a>
+
+<div class="defun">
+— Function: <code>int</code> <b>ut_are_convertible</b> <code>(const ut_unit* </code><var>unit1</var><code>, uconst t_unit* </code><var>unit2</var><code>)</code><var><a name="index-ut_005fare_005fconvertible-35"></a></var><br>
+<blockquote><p>Indicates if numeric values in unit <var>unit1</var> are convertible to numeric
+values in unit <var>unit2</var> via <a href="#ut_005fget_005fconverter_0028_0029">ut_get_converter()</a>. 
+In making this determination, dimensionless units are ignored. 
+This function returns a non-zero value if conversion is possible;
+otherwise, <code>0</code> is returned and <a href="#ut_005fget_005fstatus_0028_0029">ut_get_status()</a> will return one
+of the following:
+
+          <dl>
+<dt><code>UT_BAD_ARG</code><dd><var>unit1</var> or <var>unit2</var> is <code>NULL</code>. 
+<br><dt><code>UT_NOT_SAME_SYSTEM</code><dd><var>unit1</var> and <var>unit2</var> belong to different <a href="#unit_002dsystem">unit-system</a>s. 
+<br><dt><code>UT_SUCCESS</code><dd>Conversion between the units is not possible (e.g., <var>unit1</var> refers
+to a meter and <var>unit2</var> refers to a kilogram. 
+</dl>
+        </p></blockquote></div>
+
+   <p><a name="ut_005fget_005fconverter_0028_0029"></a>
+
+<div class="defun">
+— Function: <code>cv_converter*</code> <b>ut_get_converter</b> <code>(ut_unit* const </code><var>from</var><code>, ut_unit* const </code><var>to</var><code>)</code><var><a name="index-ut_005fget_005fconverter-36"></a></var><br>
+<blockquote><p>Creates and returns a converter of numeric values in the <var>from</var> unit
+to equivalent values in the <var>to</var> unit. 
+You should pass the returned pointer to <code>cv_free()</code> when you
+no longer need the converter. 
+If an error occurs,
+then this function writes an error-message using
+<code><a href="#ut_005fhandle_005ferror_005fmessage_0028_0029">ut_handle_error_message()</a></code>
+and returns <code>NULL</code>. 
+Also, <code><a href="#ut_005fget_005fstatus_0028_0029">ut_get_status()</a></code> will return one of the following:
+
+          <dl>
+<dt><code>UT_BAD_ARG</code><dd><var>from</var> or <var>to</var> is <code>NULL</code>. 
+<br><dt><code>UT_NOT_SAME_SYSTEM</code><dd>The units <var>from</var> and <var>to</var> don't belong to the same unit-system. 
+<br><dt><code>UT_MEANINGLESS</code><dd>The units belong to the same unit-system but conversion between them is
+meaningless (e.g., conversion between seconds and kilograms is meaningless). 
+<br><dt><code>UT_OS</code><dd>Operating-system failure.  See <code>errno</code>. 
+</dl>
+        </p></blockquote></div>
+
+   <p><a name="cv_005fconvert_005ffloat_0028_0029"></a>
+
+<div class="defun">
+— Function: <code>float</code> <b>cv_convert_float</b> <code>(const cv_converter* </code><var>converter</var><code>, const float </code><var>value</var><code>)</code><var><a name="index-cv_005fconvert_005ffloat-37"></a></var><br>
+<blockquote><p>Converts the single floating-point value <var>value</var> and
+returns the new value. 
+</p></blockquote></div>
+
+   <p><a name="cv_005fconvert_005fdouble_0028_0029"></a>
+
+<div class="defun">
+— Function: <code>double</code> <b>cv_convert_double</b> <code>(const cv_converter* </code><var>converter</var><code>, const double </code><var>value</var><code>)</code><var><a name="index-cv_005fconvert_005fdouble-38"></a></var><br>
+<blockquote><p>Converts the single double-precision value <var>value</var> and
+returns the new value. 
+</p></blockquote></div>
+
+   <p><a name="cv_005fconvert_005ffloats_0028_0029"></a>
+
+<div class="defun">
+— Function: <code>float*</code> <b>cv_convert_floats</b> <code>(const cv_converter* </code><var>converter</var><code>, const float* </code><var>in</var><code>, size_t </code><var>count</var><code>, float* </code><var>out</var><code>)</code><var><a name="index-cv_005fconvert_005ffloats-39"></a></var><br>
+<blockquote><p>Converts the <var>count</var> floating-point values starting at <var>in</var>, writing
+the new values starting at <var>out</var> and, as a convenience,
+returns <var>out</var>. 
+The input and output arrays may overlap or be identical. 
+</p></blockquote></div>
+
+   <p><a name="cv_005fconvert_005fdoubles_0028_0029"></a>
+
+<div class="defun">
+— Function: <code>double*</code> <b>cv_convert_doubles</b> <code>(const cv_converter* </code><var>converter</var><code>, const double* </code><var>in</var><code>, size_t </code><var>count</var><code>, double* </code><var>out</var><code>)</code><var><a name="index-cv_005fconvert_005fdoubles-40"></a></var><br>
+<blockquote><p>Converts the <var>count</var> double-precision values starting at <var>in</var>, writing
+the new values starting at <var>out</var> and, as a convenience,
+returns <var>out</var>. 
+The input and output arrays may overlap or be identical. 
+</p></blockquote></div>
+
+   <p><a name="cv_005ffree_0028_0029"></a>
+
+<div class="defun">
+— Function: <code>void</code> <b>cv_free</b> <code>(cv_converter* </code><var>conv</var><code>)</code><var>;<a name="index-cv_005ffree-41"></a></var><br>
+<blockquote><p>Frees resources associated with the converter referenced by <var>conv</var>. 
+You should call this function when you no longer need the converter. 
+Use of <var>conv</var> upon return results in undefined behavior. 
+</p></blockquote></div>
+
+<div class="node">
+<a name="Parsing"></a>
+<p><hr>
+Next: <a rel="next" accesskey="n" href="#Syntax">Syntax</a>,
+Previous: <a rel="previous" accesskey="p" href="#Value-Conversion">Value Conversion</a>,
+Up: <a rel="up" accesskey="u" href="#Top">Top</a>
+
+</div>
+
+<h2 class="chapter">5 Parsing a String into a Unit</h2>
+
+<p><a name="index-parsing-a-string-into-a-unit-42"></a><a name="index-string_002c-parsing-into-a-unit-43"></a>
+Here's an example of parsing a string representation of a unit into
+its binary representation:
+
+<pre class="example">     #include <stdlib.h>
+     #include <udunits2.h>
+     ...
+         ut_system*   unitSystem = <a href="#ut_005fread_005fxml_0028_0029">ut_read_xml(NULL)</a>;
+         const char* string = "kg.m2/s3";
+         ut_unit*     watt = <a href="#ut_005fparse_0028_0029">ut_parse</a>(unitSystem, string, UT_ASCII);
+     
+         if (watt == NULL) {
+             /* Unable to parse string. */
+         }
+         else {
+             /* Life is good. */
+         }
+</pre>
+   <p><a name="ut_005fparse_0028_0029"></a>
+
+<div class="defun">
+— Function: <code>ut_unit*</code> <b>ut_parse</b> <code>(const ut_system* </code><var>system</var><code>, const char* </code><var>string</var><code>, ut_encoding </code><var>encoding</var><code>)</code><var><a name="index-ut_005fparse-44"></a></var><br>
+<blockquote><p>Returns the binary unit representation corresponding to the string unit
+representation <var>string</var> in the character-set <var>encoding</var> using the
+unit-system <var>system</var>. 
+<var>string</var> must have no leading or trailing whitespace (see
+<code><a href="#ut_005ftrim_0028_0029">ut_trim()</a></code>). 
+If an error occurs, then this function returns <code>NULL</code> and
+<code><a href="#ut_005fget_005fstatus_0028_0029">ut_get_status()</a></code> will return one of the following:
+
+          <dl>
+<dt><code>UT_BAD_ARG</code><dd><var>system</var> or <var>string</var> is <code>NULL</code>. 
+<br><dt><code>UT_SYNTAX</code><dd><var>string</var> contained a syntax error. 
+<br><dt><code>UT_UNKNOWN</code><dd><var>string</var> contained an unknown identifier. 
+<br><dt><code>UT_OS</code><dd>Operating-system failure.  See <code>errno</code> for the reason. 
+</dl>
+
+        <p>You should pass the returned unit to <code>ut_free()</code> when it is no longer
+needed. 
+</p></blockquote></div>
+
+   <p><a name="ut_005ftrim_0028_0029"></a>
+
+<div class="defun">
+— Function: <code>size_t</code> <b>ut_trim</b> <code>(char* </code><var>string</var><code>, ut_encoding </code><var>encoding</var><code>)</code><var><a name="index-ut_005ftrim-45"></a></var><br>
+<blockquote><p>Removes all leading and trailing whitespace from the NUL-terminated string
+<var>string</var>.  Returns <var>string</var>, which is modified if it contained leading
+or trailing whitespace. 
+</p></blockquote></div>
+
+<div class="node">
+<a name="Syntax"></a>
+<p><hr>
+Next: <a rel="next" accesskey="n" href="#Formatting">Formatting</a>,
+Previous: <a rel="previous" accesskey="p" href="#Parsing">Parsing</a>,
+Up: <a rel="up" accesskey="u" href="#Top">Top</a>
+
+</div>
+
+<h2 class="chapter">6 Unit Syntax</h2>
+
+<p><a name="index-unit-syntax-46"></a><a name="index-syntax_002c-unit-47"></a>
+For the most part, the UDUNITS-2 package follows the syntax for unit-strings
+promulgated by the US National Institute for Standards and Technology (NIST). 
+Details, of which, can be found at <a href="http://physics.nist.gov/cuu/Units/index.html">http://physics.nist.gov/cuu/Units/index.html</a>. 
+The one general exception to this is the invention of a syntax for
+“offset”-units (e.g., the definition of the degree Celsius is “K @
+273.15”).
+
+<ul class="menu">
+<li><a accesskey="1" href="#Examples">Examples</a>:   Examples of unit specifications
+<li><a accesskey="2" href="#Grammar">Grammar</a>:    Formal unit grammar
+</ul>
+
+<div class="node">
+<a name="Examples"></a>
+<p><hr>
+Next: <a rel="next" accesskey="n" href="#Grammar">Grammar</a>,
+Up: <a rel="up" accesskey="u" href="#Syntax">Syntax</a>
+
+</div>
+
+<h3 class="section">6.1 Unit Specification Examples</h3>
+
+<p><a name="index-unit-specification-examples-48"></a><a name="index-examples_002c-unit-specification-49"></a>
+<blockquote>
+   <p><table summary=""><tr align="left"><th valign="top">String Type </th><th valign="top">Using Names </th><th valign="top">Using Symbols </th><th valign="top">Comment
+<br></th></tr><tr align="left"><td valign="top">Simple </td><td valign="top">meter </td><td valign="top">m
+<br></td></tr><tr align="left"><td valign="top">Raised </td><td valign="top">meter^2 </td><td valign="top">m2 </td><td valign="top">higher precedence than multiplying or
+dividing
+<br></td></tr><tr align="left"><td valign="top">Product </td><td valign="top">newton meter </td><td valign="top">N.m
+<br></td></tr><tr align="left"><td valign="top">Quotient </td><td valign="top">meter per second </td><td valign="top">m/s
+<br></td></tr><tr align="left"><td valign="top">Scaled </td><td valign="top">60 second </td><td valign="top">60 s
+<br></td></tr><tr align="left"><td valign="top">Prefixed </td><td valign="top">kilometer </td><td valign="top">km
+<br></td></tr><tr align="left"><td valign="top">Offset </td><td valign="top">kelvin from 273.15 </td><td valign="top">K @ 273.15 </td><td valign="top">lower
+precedence than multiplying or dividing
+<br></td></tr><tr align="left"><td valign="top">Logarithmic </td><td valign="top">lg(re milliwatt) </td><td valign="top">lg(re mW) </td><td valign="top">"lg" is base 10,
+"ln" is base e, and "lb" is base 2
+<br></td></tr><tr align="left"><td valign="top">Grouped </td><td valign="top">(5 meter)/(30 second) </td><td valign="top">(5 m)/(30 s)
+   <br></td></tr></table>
+</blockquote>
+
+   <p>The above may be combined, e.g., "0.1 lg(re m/(5 s)^2) @ 50".
+
+   <p>You may also look at the <code><def></code> elements in <a href="#Database">the units database</a> to see examples of string unit specifications.
+
+   <p>You may use the <code><a href="udunits2prog.html#Top">udunits2</a></code> utility
+to experiment with string unit specifications.
+
+<div class="node">
+<a name="Grammar"></a>
+<p><hr>
+Previous: <a rel="previous" accesskey="p" href="#Examples">Examples</a>,
+Up: <a rel="up" accesskey="u" href="#Syntax">Syntax</a>
+
+</div>
+
+<h3 class="section">6.2 Unit Grammar</h3>
+
+<p><a name="index-unit-grammar-50"></a><a name="index-grammar_002c-unit-51"></a>
+Here is the unit-syntax understood by the UDUNITS-2 package.  Words printed
+<em>Thusly</em> indicate non-terminals; words printed THUSLY indicate terminals;
+and words printed <thusly> indicate lexical elements.
+
+<pre class="example">     <em>Unit-Spec: one of</em>
+             nothing
+             <em>Shift-Spec</em>
+     
+     <em>Shift-Spec: one of</em>
+             <em>Product-Spec</em>
+             <em>Product-Spec</em> SHIFT REAL
+             <em>Product-Spec</em> SHIFT INT
+             <em>Product-Spec</em> SHIFT <em>Timestamp</em>
+     
+     <em>Product-Spec: one of</em>
+             <em>Power-Spec</em>
+             <em>Product-Spec</em> <em>Power-Spec</em>
+             <em>Product-Spec</em> MULTIPLY <em>Power-Spec</em>
+             <em>Product-Spec</em> DIVIDE <em>Power-Spec</em>
+     
+     <em>Power-Spec: one of</em>
+             <em>Basic-Spec</em>
+             <em>Basic-Spec</em> INT
+             <em>Basic-Spec</em> EXPONENT
+             <em>Basic-Spec</em> RAISE INT
+     
+     <em>Basic-Spec: one of</em>
+             ID
+             "(" <em>Shift-Spec</em> ")"
+             LOGREF <em>Product_Spec</em> ")"
+             <em>Number</em>
+     
+     <em>Number: one of</em>
+             INT
+             REAL
+     
+     <em>Timestamp: one of</em>
+             DATE
+             DATE CLOCK
+             DATE CLOCK CLOCK
+             DATE CLOCK INT
+             DATE CLOCK ID
+             TIMESTAMP
+             TIMESTAMP INT
+             TIMESTAMP ID
+     
+     SHIFT:
+             <space>* <shift_op> <space>*
+     
+     <shift_op>: one of
+             "@"
+             "after"
+             "from"
+             "since"
+             "ref"
+     
+     REAL:
+             the usual floating-point format
+     
+     INT:
+             the usual integer format
+     
+     MULTIPLY: one of
+             "-"
+             "."
+             "*"
+             <space>+
+             <centered middot>
+     
+     DIVIDE:
+             <space>* <divide_op> <space>*
+     
+     <divide_op>: one of
+             per
+             PER
+             "/"
+     
+     EXPONENT:
+             ISO-8859-9 or UTF-8 encoded exponent characters
+     
+     RAISE: one of
+             "^"
+             "**"
+     
+     ID: one of
+             <id>
+             "%"
+             "'"
+             "\""
+             degree sign
+             greek mu character
+     
+     <id>:
+             <alpha> <alphanum>*
+     
+     <alpha>:
+             [A-Za-z_]
+             ISO-8859-1 alphabetic characters
+             non-breaking space
+     
+     <alphanum>: one of
+             <alpha>
+             <digit>
+     
+     <digit>:
+             [0-9]
+     
+     LOGREF:
+             <log> <space>* <logref>
+     
+     <log>: one of
+             "log"
+             "lg"
+             "ln"
+             "lb"
+     
+     <logref>:
+             "(" <space>* <re> ":"? <space>*
+     
+     DATE:
+             <year> "-" <month> ("-" <day>)?
+     
+     <year>:
+             [+-]?[0-9]{1,4}
+     
+     <month>:
+             "0"?[1-9]|1[0-2]
+     
+     <day>:
+             "0"?[1-9]|[1-2][0-9]|"30"|"31"
+     
+     CLOCK:
+             <hour> ":" <minute> (":" <second>)?
+     
+     TIMSTAMP:
+             <year> (<month> <day>?)? "T" <hour> (<minute> <second>?)?
+     
+     <hour>:
+             [+-]?[0-1]?[0-9]|2[0-3]
+     
+     <minute>:
+             [0-5]?[0-9]
+     
+     <second>:
+             (<minute>|60) (\.[0-9]*)?
+     
+</pre>
+   <div class="node">
+<a name="Formatting"></a>
+<p><hr>
+Next: <a rel="next" accesskey="n" href="#Operations">Operations</a>,
+Previous: <a rel="previous" accesskey="p" href="#Syntax">Syntax</a>,
+Up: <a rel="up" accesskey="u" href="#Top">Top</a>
+
+</div>
+
+<h2 class="chapter">7 Formatting a Unit into a String</h2>
+
+<p><a name="index-formatting-a-unit-into-a-string-52"></a><a name="index-unit_002c-formatting-into-a-string-53"></a><a name="index-string_002c-formatting-a-unit-into-a-54"></a>
+Use the <code><a href="#ut_005fformat_0028_0029">ut_format()</a></code> function to obtain the string representation
+of a binary unit. 
+For example, the following gets the definition of the unit "watt" in
+ASCII characters using unit-symbols rather than unit-names:
+
+<pre class="example">     ut_unit*     watt = ...;
+     char        buf[128];
+     unsigned    opts = <a href="#ut_005fencoding">UT_ASCII</a> | UT_DEFINITION;
+     int         len = <a href="#ut_005fformat_0028_0029">ut_format</a>(watt, buf, sizeof(buf), opts);
+     
+     if (len == -1) {
+         /* Couldn't get string */
+     }
+     else if (len == sizeof(buf)) {
+         /* Entire buffer used: no terminating NUL */
+     }
+     else {
+         /* Have string with terminating NUL */
+     }
+</pre>
+   <p><a name="ut_005fformat_0028_0029"></a>
+
+<div class="defun">
+— Function: <code>int</code> <b>ut_format</b> <code>(const ut_unit* </code><var>unit</var><code>, char* </code><var>buf</var><code>, size_t </code><var>size</var><code>, unsigned </code><var>opts</var><code>)</code><var><a name="index-ut_005fformat-55"></a></var><br>
+<blockquote><p>Formats the unit <var>unit</var> (i.e., returns its string representation)
+into the buffer pointed-to by <var>buf</var> of size <var>size</var>. 
+The argument <var>opts</var> specifies how the formatting is to be done and
+is a bitwise OR of a <a href="#ut_005fencoding">ut_encoding</a> value and zero or more of the following:
+
+          <dl>
+<dt><code>UT_NAMES</code><dd>Use unit names instead of symbols. 
+<br><dt><code>UT_DEFINITION</code><dd>The formatted string should be the definition of <var>unit</var> in terms
+of basic-units instead of stopping any expansion at the highest level
+possible. 
+</dl>
+
+        <p>On success, this function returns either the number of bytes – excluding the
+terminating <code>NUL</code> – that were written into <code>buf</code> or the number of
+bytes that <em>would have been written</em>. The difference is due to the
+runtime <code>snprinf()</code> function that was used.
+
+        <p>On failure, this function returns <code>-1</code> and <a href="#ut_005fget_005fstatus_0028_0029">ut_get_status()</a> will
+return one of the following:
+
+          <dl>
+<dt><code>UT_BAD_ARG</code><dd><var>unit</var> or <var>buf</var> is <code>NULL</code>, or
+<var>opts</var> contains the bit patterns of both <code>UT_LATIN1</code> and
+<code>UT_UTF8</code>. 
+<br><dt><code>UT_CANT_FORMAT</code><dd><var>unit</var> can't be formatted in the desired manner (e.g., <var>opts</var>
+contains <code>UT_ASCII</code> but <var>unit</var> doesn't have an identifier in
+that character-set or <var>opts</var> doesn't contain UT_NAMES and a necessary
+symbol doesn't exist). 
+</dl>
+        </p></blockquote></div>
+
+<div class="node">
+<a name="Operations"></a>
+<p><hr>
+Next: <a rel="next" accesskey="n" href="#Mapping">Mapping</a>,
+Previous: <a rel="previous" accesskey="p" href="#Formatting">Formatting</a>,
+Up: <a rel="up" accesskey="u" href="#Top">Top</a>
+
+</div>
+
+<h2 class="chapter">8 Unit Operations</h2>
+
+<p><a name="index-unit-operations-56"></a><a name="index-operations_002c-unit-57"></a>
+You can use unit operations to construct new units, get information
+about units, or compare units.
+
+<ul class="menu">
+<li><a accesskey="1" href="#Unary">Unary</a>:        Operations on a single unit
+<li><a accesskey="2" href="#Binary">Binary</a>:       Operations on pairs of units
+</ul>
+
+<div class="node">
+<a name="Unary"></a>
+<p><hr>
+Next: <a rel="next" accesskey="n" href="#Binary">Binary</a>,
+Up: <a rel="up" accesskey="u" href="#Operations">Operations</a>
+
+</div>
+
+<h3 class="section">8.1 Unary Unit Operations</h3>
+
+<p><a name="index-unary-unit-operations-58"></a>
+<a name="ut_005ffree_0028_0029"></a>
+
+<div class="defun">
+— Function: <code>void</code> <b>ut_free</b> <code>(ut_unit* </code><var>unit</var><code>)</code><var><a name="index-ut_005ffree-59"></a></var><br>
+<blockquote><p>Frees resources associated with <var>unit</var>. 
+You should invoke this function on every unit that you no longer need. 
+Use of <var>unit</var> upon
+return from this function results in undefined behavior. 
+</p></blockquote></div>
+
+   <p><a name="ut_005fscale_0028_0029"></a>
+
+<div class="defun">
+— Function: <code>ut_unit*</code> <b>ut_scale</b> <code>(double </code><var>factor</var><code>, const ut_unit* </code><var>unit</var><code>)</code><var><a name="index-ut_005fscale-60"></a></var><br>
+<blockquote><p>Returns a unit equivalent to another unit scaled by a numeric factor. 
+For example:
+     <pre class="example">          const ut_unit*   meter = ...
+          const ut_unit*   kilometer = ut_scale(1000, meter);
+</pre>
+        <p>The returned unit is equivalent to <var>unit</var> multiplied by
+<var>factor</var>. 
+You should pass the returned pointer to <code><a href="#ut_005ffree_0028_0029">ut_free()</a></code> when you
+no longer need the unit. 
+</p></blockquote></div>
+
+   <p><a name="ut_005foffset_0028_0029"></a>
+
+<div class="defun">
+— Function: <code>ut_unit*</code> <b>ut_offset</b> <code>(const ut_unit* </code><var>unit</var><code>, double </code><var>offset</var><code>)</code><var><a name="index-ut_005foffset-61"></a></var><br>
+<blockquote><p>Returns a unit equivalent to another unit relative to a particular
+origin. 
+For example:
+     <pre class="example">          const ut_unit*   kelvin = ...
+          const ut_unit*   celsius = ut_offset(kelvin, 273.15);
+</pre>
+        <p>The returned unit is equivalent to <var>unit</var> with an origin of
+<var>offset</var>. 
+You should pass the returned pointer to <code><a href="#ut_005ffree_0028_0029">ut_free()</a></code> when you
+no longer need the unit. 
+If an error occurs, then this function returns <code>NULL</code> and
+<code><a href="#ut_005fget_005fstatus_0028_0029">ut_get_status()</a></code> will return one of the following:
+
+          <dl>
+<dt><code>UT_BAD_ARG</code><dd><var>unit</var> is <code>NULL</code>. 
+<br><dt><code>UT_OS</code><dd>Operating-system error.  See <code>errno</code> for the reason. 
+</dl>
+        </p></blockquote></div>
+
+   <p><a name="ut_005foffset_005fby_005ftime_0028_0029"></a>
+
+<div class="defun">
+— Function: <code>ut_unit*</code> <b>ut_offset_by_time</b> <code>(const ut_unit* const </code><var>unit</var><code>, const double </code><var>origin</var><code>)</code><var><a name="index-ut_005foffset_005fby_005ftime-62"></a></var><br>
+<blockquote><p>Returns a timestamp-unit equivalent to the time unit <var>unit</var>
+referenced to the time-origin <var>origin</var> (as returned by
+<code><a href="#ut_005fencode_005ftime_0028_0029">ut_encode_time()</a></code>). 
+For example:
+     <pre class="example">          const ut_unit*   second = ...
+          const ut_unit*   secondsSinceTheEpoch =
+              ut_offset_by_time(second, ut_encode_time(1970, 1, 1, 0, 0, 0.0));
+</pre>
+        <p>Leap seconds are not taken into account. 
+You should pass the returned pointer to <code><a href="#ut_005ffree_0028_0029">ut_free()</a></code> when you
+no longer need the unit. 
+If an error occurs, then this function returns <code>NULL</code> and
+<code><a href="#ut_005fget_005fstatus_0028_0029">ut_get_status()</a></code> will return one of the following:
+
+          <dl>
+<dt><code>UT_BAD_ARG</code><dd><var>unit</var> is <code>NULL</code>. 
+<br><dt><code>UT_OS</code><dd>Operating-system error.  See <code>errno</code> for the reason. 
+<br><dt><code>UT_MEANINGLESS</code><dd>Creation of a timestamp unit based on <var>unit</var> is not meaningful.  It
+might not be a time-unit, for example. 
+<br><dt><code>UT_NO_SECOND</code><dd>The associated unit-system doesn't contain a “second” unit.  See
+<code><a href="#ut_005fset_005fsecond_0028_0029">ut_set_second()</a></code>. 
+</dl>
+
+        <p><strong>CAUTION:</strong>
+The timestamp-unit was created to be analogous to, for example, the degree
+celsius—but for the time dimension. 
+I've come to believe, however, that creating
+such a unit was a mistake, primarily because users try to use the unit in
+ways for which it was not designed (such as converting dates in a
+calendar whose year is exactly 365 days long). 
+Such activities are much better handled by a dedicated calendar package. 
+Please be careful about using timestamp-units. 
+See also the section on <a href="#Time">The Handling of Time</a>.
+
+        </blockquote></div>
+
+   <p><a name="ut_005finvert_0028_0029"></a>
+
+<div class="defun">
+— Function: <code>ut_unit*</code> <b>ut_invert</b> <code>(const ut_unit* </code><var>unit</var><code>)</code><var><a name="index-ut_005finvert-63"></a></var><br>
+<blockquote><p>Returns the inverse (i.e., reciprocal) of the unit <var>unit</var>. 
+This convenience function is equal to
+<code><a href="#ut_005fraise_0028_0029">ut_raise(</code><var>unit</var><code>,-1)</a></code>. 
+You should pass the returned pointer to <code><a href="#ut_005ffree_0028_0029">ut_free()</a></code> when you
+no longer need the unit. 
+If an error occurs,
+then this function writes an error-message using
+<code><a href="#ut_005fhandle_005ferror_005fmessage_0028_0029">ut_handle_error_message()</a></code>
+and returns <code>NULL</code>. 
+Also, <code><a href="#ut_005fget_005fstatus_0028_0029">ut_get_status()</a></code> will return one of the following:
+
+          <dl>
+<dt><code>UT_BAD_ARG</code><dd><var>unit</var> is <code>NULL</code>. 
+<br><dt><code>UT_OS</code><dd>Operating-system error. See <code>errno</code> for the reason. 
+</dl>
+        </p></blockquote></div>
+
+   <p><a name="ut_005fraise_0028_0029"></a>
+
+<div class="defun">
+— Function: <code>ut_unit*</code> <b>ut_raise</b> <code>(const ut_unit* </code><var>unit</var><code>, int </code><var>power</var><code>)</code><var><a name="index-ut_005fraise-64"></a></var><br>
+<blockquote><p>Returns the unit equal to unit <var>unit</var> raised to the power <var>power</var>. 
+You should pass the returned pointer to <code>ut_free()</code> when you
+no longer need the unit. 
+If an error occurs,
+then this function writes an error-message using
+<code><a href="#ut_005fhandle_005ferror_005fmessage_0028_0029">ut_handle_error_message()</a></code>
+and returns <code>NULL</code>. 
+Also, <code><a href="#ut_005fget_005fstatus_0028_0029">ut_get_status()</a></code> will return one of the following:
+
+          <dl>
+<dt><code>UT_BAD_ARG</code><dd><var>unit</var> is <code>NULL</code>. 
+<br><dt><code>UT_OS</code><dd>Operating-system error. See <code>errno</code> for the reason. 
+</dl>
+        </p></blockquote></div>
+
+   <p><a name="ut_005froot_0028_0029"></a>
+
+<div class="defun">
+— Function: <code>ut_unit*</code> <b>ut_root</b> <code>(const ut_unit* </code><var>unit</var><code>, int </code><var>root</var><code>)</code><var><a name="index-ut_005froot-65"></a></var><br>
+<blockquote><p>Returns the unit equal to the <var>root</var> root of unit <var>unit</var>. 
+You should pass the returned pointer to <code>ut_free()</code> when you
+no longer need the unit. 
+If an error occurs,
+then this function writes an error-message using
+<code><a href="#ut_005fhandle_005ferror_005fmessage_0028_0029">ut_handle_error_message()</a></code>
+and returns <code>NULL</code>. 
+Also, <code><a href="#ut_005fget_005fstatus_0028_0029">ut_get_status()</a></code> will return one of the following:
+
+          <dl>
+<dt><code>UT_BAD_ARG</code><dd><var>unit</var> is <code>NULL</code>. 
+<br><dt><code>UT_MEANINGLESS</code><dd>It's meaningless to take the given root of the given unit. 
+This could be because the
+resulting unit would have fractional (i.e., non-integral) dimensionality,
+or because the unit is, for example, a logarithmic unit. 
+<br><dt><code>UT_OS</code><dd>Operating-system error. See <code>errno</code> for the reason. 
+</dl>
+        </p></blockquote></div>
+
+   <p><a name="ut_005flog_0028_0029"></a>
+
+<div class="defun">
+— Function: <code>ut_unit*</code> <b>ut_log</b> <code>(double </code><var>base</var><code>, const ut_unit* </code><var>reference</var><code>)</code><var><a name="index-ut_005flog-66"></a></var><br>
+<blockquote><p>Returns the logarithmic unit corresponding to the logarithmic base
+<var>base</var> and a reference level specified as the unit <var>reference</var>. 
+For example, the following creates a decibel unit with a
+one milliwatt reference level:
+     <pre class="example">               const ut_unit* milliWatt = ...;
+               const ut_unit* bel_1_mW = ut_log(10.0, milliWatt);
+          
+               if (bel_1_mW != NULL) {
+                   const ut_unit* decibel_1_mW = <a href="#ut_005fscale_0028_0029">ut_scale</a>(0.1, bel_1_mW);
+          
+                   <a href="#ut_005ffree_0028_0029">ut_free</a>(bel_1_mW);   /* no longer needed */
+          
+                   if (decibel_1_mW != NULL) {
+                       /* Have decibel unit with 1 mW reference */
+                       ...
+                       <a href="#ut_005ffree_0028_0029">ut_free</a>(decibel_1_mW);
+                   }                 /* "decibel_1_mW" allocated */
+               }
+</pre>
+        <p>You should pass the returned pointer to <code>ut_free()</code> when you
+no longer need the unit. 
+If an error occurs,
+then this function writes an error-message using
+<code><a href="#ut_005fhandle_005ferror_005fmessage_0028_0029">ut_handle_error_message()</a></code>
+and returns <code>NULL</code>. 
+Also, <code><a href="#ut_005fget_005fstatus_0028_0029">ut_get_status()</a></code> will return one of the following:
+
+          <dl>
+<dt><code>UT_BAD_ARG</code><dd><var>reference</var> is <code>NULL</code>. 
+<br><dt><code>UT_OS</code><dd>Operating-system error. See <code>errno</code> for the reason. 
+<br><dt><code>UT_BAD_ARG</code><dd><var>base</var> is invalid (e.g., it must be greater than one). 
+</dl>
+        </p></blockquote></div>
+
+   <p><a name="ut_005fget_005fname_0028_0029"></a>
+
+<div class="defun">
+— Function: <code>const char*</code> <b>ut_get_name</b> <code>(const ut_unit* </code><var>unit</var><code>, ut_encoding </code><var>encoding</var><code>)</code><var><a name="index-ut_005fget_005fname-67"></a></var><br>
+<blockquote><p>Returns the name to which the unit referenced by <var>unit</var> maps in the
+character-encoding specified by <var>encoding</var>. 
+If this function returns <code>NULL</code>, then
+<code><a href="#ut_005fget_005fstatus_0028_0029">ut_get_status()</a></code> will return
+one of the following:
+
+          <dl>
+<dt><code>UT_BAD_ARG</code><dd><var>name</var> is <code>NULL</code>. 
+<br><dt><code>UT_SUCCESS</code><dd><var>unit</var> doesn't map to a name in the given character-set. 
+</dl>
+        </p></blockquote></div>
+
+   <p><a name="ut_005fget_005fsymbol_0028_0029"></a>
+
+<div class="defun">
+— Function: <code>const char*</code> <b>ut_get_symbol</b> <code>(const ut_unit* </code><var>unit</var><code>, ut_encoding </code><var>encoding</var><code>)</code><var><a name="index-ut_005fget_005fsymbol-68"></a></var><br>
+<blockquote><p>Returns the symbol to which the unit referenced by <var>unit</var> maps in the
+character-encoding specified by <var>encoding</var>. 
+If this function returns <code>NULL</code>, then
+<code><a href="#ut_005fget_005fstatus_0028_0029">ut_get_status()</a></code> will return
+one of the following:
+
+          <dl>
+<dt><code>UT_BAD_ARG</code><dd><var>symbol</var> is <code>NULL</code>. 
+<br><dt><code>UT_SUCCESS</code><dd><var>unit</var> doesn't map to a symbol in the given character-set. 
+</dl>
+        </p></blockquote></div>
+
+   <p><a name="ut_005fget_005fsystem_0028_0029"></a>
+
+<div class="defun">
+— Function: <code>ut_system*</code> <b>ut_get_system</b> <code>(const ut_unit* </code><var>unit</var><code>)</code><var><a name="index-ut_005fget_005fsystem-69"></a></var><br>
+<blockquote><p>Returns the unit-system to which the unit referenced by <var>unit</var> belongs. 
+If <var>unit</var> is <code>NULL</code>, then this function writes an error-message
+using <code><a href="#ut_005fhandle_005ferror_005fmessage_0028_0029">ut_handle_error_message()</a></code>
+and returns <code>NULL</code>. 
+Also, <code><a href="#ut_005fget_005fstatus_0028_0029">ut_get_status()</a></code> will return <code>UT_BAD_ARG</code>. 
+</p></blockquote></div>
+
+   <p><a name="ut_005fis_005fdimensionless_0028_0029"></a>
+
+<div class="defun">
+— Function: <code>int</code> <b>ut_is_dimensionless</b> <code>(const ut_unit* </code><var>unit</var><code>)</code><var><a name="index-ut_005fis_005fdimensionless-70"></a></var><br>
+<blockquote><p>Indicates if unit <var>unit</var> is dimensionless (like “radian”). 
+This function returns a non-zero value if the unit is dimensionfull;
+otherwise, <code>0</code> is returned and
+<a href="#ut_005fget_005fstatus_0028_0029">ut_get_status()</a> will return one of the following:
+
+          <dl>
+<dt><code>UT_BAD_ARG</code><dd><var>unit1</var> is <code>NULL</code>. 
+<br><dt><code>UT_SUCCESS</code><dd>The unit is dimensionless. 
+</dl>
+        </p></blockquote></div>
+
+   <p><a name="ut_005fclone_0028_0029"></a>
+
+<div class="defun">
+— Function: <code>ut_unit*</code> <b>ut_clone</b> <code>(const ut_unit* </code><var>unit</var><code>)</code><var><a name="index-ut_005fclone-71"></a></var><br>
+<blockquote><p>Returns a copy of the unit referenced by <var>unit</var>. 
+You should pass the returned pointer to <code>ut_free()</code> when you
+no longer need the unit. 
+If an error occurs,
+then this function writes an error-message using
+<code><a href="#ut_005fhandle_005ferror_005fmessage_0028_0029">ut_handle_error_message()</a></code>
+and returns <code>NULL</code>. 
+Also, <code><a href="#ut_005fget_005fstatus_0028_0029">ut_get_status()</a></code> will return one of the following:
+
+          <dl>
+<dt><code>UT_BAD_ARG</code><dd><var>unit</var> is <code>NULL</code>. 
+<br><dt><code>UT_OS</code><dd>Operating-system failure.  See <code>errno</code>. 
+</dl>
+        If you use <code><a href="#ut_005fread_005fxml_0028_0029">ut_read_xml()</a></code>, then you should not normally
+need to call this function. 
+</p></blockquote></div>
+
+   <p><a name="ut_005faccept_005fvisitor_0028_0029"></a>
+
+<div class="defun">
+— Function: <code><a href="#ut_005fstatus">ut_status</a></code> <b>ut_accept_visitor</b> <code>(const ut_unit* </code><var>unit</var><code>, const <a href="#ut_005fvisitor">ut_visitor</a>* </code><var>visitor</var><code>, void* </code><var>arg</var><code>)</code><var><a name="index-ut_005faccept_005fvisitor-72"></a></var><br>
+<blockquote><p>Accepts the visitor <var>visitor</var> to the unit <var>unit</var>. 
+The argument <var>arg</var> is passed to the visitor's functions. 
+This function returns one of the following:
+
+          <dl>
+<dt><code>UT_BAD_ARG</code><dd><var>visitor</var> or <var>unit</var> is <code>NULL</code>. 
+<br><dt><code>UT_VISIT_ERROR</code><dd>An error occurred in <var>visitor</var> while visiting <var>unit</var>. 
+<br><dt><code>UT_SUCCESS</code><dd>Success. 
+</dl>
+        </p></blockquote></div>
+
+   <p><a name="ut_005fvisitor"></a>
+
+<div class="defun">
+— Data type: <b>ut_visitor</b><var> int foo(int) int bar(int, int)<a name="index-ut_005fvisitor-73"></a></var><br>
+<blockquote><p>You pass a pointer to a data object of this type if and when you call
+<code><a href="#ut_005faccept_005fvisitor_0028_0029">ut_accept_visitor()</a></code>. 
+It contains the following pointers to functions that implement your
+unit-visitor:
+
+          <dl>
+<dt><code><a href="#ut_005fstatus">ut_status</a> (*visit_basic)(const ut_unit* </code><var>unit</var><code>, void* </code><var>arg</var><code>);</code><dd>Visits the basic-unit <var>unit</var>.  A basic-unit is a base unit like
+“meter” or a non-dimensional but named unit like “radian”. 
+This function returns <code><a href="#ut_005fstatus">UT_SUCCESS</a></code> on and only on success. 
+<br><dt><code><a href="#ut_005fstatus">ut_status</a> (*visit_product)(const ut_unit* </code><var>unit</var><code>, int </code><var>count</var><code>, const ut_unit* const* </code><var>basicUnits</var><code>, const int* </code><var>powers</var><code>, void* </code><var>arg</var><code>);</code><dd>Visits the product-unit <var>unit</var>. 
+The product-unit is a product of the <var>count</var>
+basic-units referenced by <var>basicUnits</var>, each raised to their respective,
+non-zero power in <var>powers</var>. 
+This function returns <code><a href="#ut_005fstatus">UT_SUCCESS</a></code> on and only on success. 
+<br><dt><code><a href="#ut_005fstatus">ut_status</a> (*visit_galilean)(const ut_unit* </code><var>unit</var><code>, double </code><var>scale</var><code>, const ut_unit* </code><var>underlyingUnit</var><code>, double </code><var>origin</var><code>, void* arg);</code><dd>Visits the Galilean-unit <var>unit</var>. 
+The Galilean-unit has the underlying unit <var>underlyingUnit</var> and either the
+non-unity scale factor <var>scale</var> or the non-zero origin <var>origin</var>, or both. 
+This function returns <code><a href="#ut_005fstatus">UT_SUCCESS</a></code> on and only on success. 
+<br><dt><code><a href="#ut_005fstatus">ut_status</a> (*visit_timestamp)(const ut_unit* </code><var>unit</var><code>, const ut_unit* </code><var>timeUnit</var><code>, double </code><var>origin</var><code>, void* </code><var>arg</var><code>);</code><dd>Visits the timestamp-unit <var>unit</var>. 
+The timestamp-unit has the underlying unit of time <var>timeUnit</var>
+and the <code><a href="#ut_005fencode_005ftime_0028_0029">ut_encode_time()</a></code>-encoded time-origin <var>origin</var>. 
+This function returns <code><a href="#ut_005fstatus">UT_SUCCESS</a></code> on and only on success. 
+<br><dt><code><a href="#ut_005fstatus">ut_status</a> (*visit_logarithmic)(const ut_unit* </code><var>unit</var><code>, double </code><var>base</var><code>, const ut_unit* </code><var>reference</var><code>, void* </code><var>arg</var><code>);</code><dd>Visits the logarithmic-unit <var>unit</var>. 
+The logarithmic-unit has the logarithmic base <var>base</var> and
+the reference-level is specified by the unit <var>reference</var>. 
+This function returns <code><a href="#ut_005fstatus">UT_SUCCESS</a></code> on and only on success. 
+</dl>
+        </p></blockquote></div>
+
+<div class="node">
+<a name="Binary"></a>
+<p><hr>
+Previous: <a rel="previous" accesskey="p" href="#Unary">Unary</a>,
+Up: <a rel="up" accesskey="u" href="#Operations">Operations</a>
+
+</div>
+
+<h3 class="section">8.2 Binary Unit Operations</h3>
+
+<p><a name="index-binary-unit-operations-74"></a>
+Binary unit operations act on two units.
+
+   <p><strong>NOTE\:</strong> The functions
+<code><a href="#ut_005fare_005fconvertible_0028_0029">ut_are_convertible()</a></code> and <code><a href="#ut_005fget_005fconverter_0028_0029">ut_get_converter()</a></code> are also
+binary unit operations but are documented elsewhere.
+
+   <p><a name="ut_005fmultiply_0028_0029"></a>
+
+<div class="defun">
+— Function: <code>ut_unit*</code> <b>ut_multiply</b> <code>(const ut_unit* </code><var>unit1</var><code>, const ut_unit* </code><var>unit2</var><code>)</code><var><a name="index-ut_005fmultiply-75"></a></var><br>
+<blockquote><p>Returns the result of multiplying unit <var>unit1</var> by unit <var>unit2</var>. 
+You should pass the pointer to <a href="#ut_005ffree_0028_0029">ut_free()</a> when you no longer need the unit
+On failure, this function returns <code>NULL</code> and <a href="#ut_005fget_005fstatus_0028_0029">ut_get_status()</a>
+will return one of the following:
+
+          <dl>
+<dt><code>UT_BAD_ARG</code><dd><var>unit1</var> or <var>unit2</var> is <code>NULL</code>. 
+<br><dt><code>UT_NOT_SAME_SYSTEM</code><dd><var>unit1</var> and <var>unit2</var> belong to different <a href="#unit_002dsystem">unit-system</a>s. 
+<br><dt><code>UT_OS</code><dd>Operating-system error. See <var>errno</var> for the reason. 
+</dl>
+        </p></blockquote></div>
+
+   <p><a name="ut_005fdivide_0028_0029"></a>
+
+<div class="defun">
+— Function: <code>ut_unit*</code> <b>ut_divide</b> <code>(const ut_unit* </code><var>numer</var><code>, const ut_unit* </code><var>denom</var><code>)</code><var><a name="index-ut_005fdivide-76"></a></var><br>
+<blockquote><p>Returns the result of dividing unit <var>numer</var> by unit <var>denom</var>. 
+You should pass the pointer to <a href="#ut_005ffree_0028_0029">ut_free()</a> when you no longer need the unit
+On failure, this function returns <code>NULL</code> and <a href="#ut_005fget_005fstatus_0028_0029">ut_get_status()</a>
+will return one of the following:
+
+          <dl>
+<dt><code>UT_BAD_ARG</code><dd><var>numer</var> or <var>denom</var> is <code>NULL</code>. 
+<br><dt><code>UT_NOT_SAME_SYSTEM</code><dd><var>unit1</var> and <var>unit2</var> belong to different <a href="#unit_002dsystem">unit-system</a>s. 
+<br><dt><code>UT_OS</code><dd>Operating-system error. See <code>errno</code> for the reason. 
+</dl>
+        </p></blockquote></div>
+
+   <p><a name="ut_005fcompare_0028_0029"></a>
+
+<div class="defun">
+— Function: <code>int</code> <b>ut_compare</b> <code>(const ut_unit* </code><var>unit1</var><code>, const ut_unit* </code><var>unit2</var><code>)</code><var><a name="index-ut_005fcompare-77"></a></var><br>
+<blockquote><p>Compares two units.  Returns a value less than, equal to, or greater than
+zero as <var>unit1</var> is considered less than, equal to, or greater than
+<var>unit2</var>, respectively. 
+Units from different <a href="#unit_002dsystem">unit-system</a>s never compare equal. 
+The value zero is also returned if both unit pointers are <code>NULL</code>. 
+</p></blockquote></div>
+
+   <p><a name="ut_005fsame_005fsystem_0028_0029"></a>
+
+<div class="defun">
+— Function: <code>int</code> <b>ut_same_system</b> <code>(const ut_unit* </code><var>unit1</var><code>, const ut_unit* </code><var>unit2</var><code>)</code><var><a name="index-ut_005fsame_005fsystem-78"></a></var><br>
+<blockquote><p>Indicates if two units belong to the same unit-system. 
+This function returns a non-zero value if the two units belong to the
+same <a href="#unit_002dsystem">unit-system</a>; otherwise, <code>0</code> is returned and
+<a href="#ut_005fget_005fstatus_0028_0029">ut_get_status()</a> will return one of the following:
+
+          <dl>
+<dt><code>UT_BAD_ARG</code><dd><var>unit1</var> or <var>unit2</var> is <code>NULL</code>. 
+<br><dt><code>UT_SUCCESS</code><dd>The units belong to different <a href="#unit_002dsystem">unit-system</a>s. 
+</dl>
+        </p></blockquote></div>
+
+<div class="node">
+<a name="Mapping"></a>
+<p><hr>
+Next: <a rel="next" accesskey="n" href="#Time">Time</a>,
+Previous: <a rel="previous" accesskey="p" href="#Operations">Operations</a>,
+Up: <a rel="up" accesskey="u" href="#Top">Top</a>
+
+</div>
+
+<h2 class="chapter">9 Mapping Between Identifiers and Units</h2>
+
+<p><a name="index-mapping-units-79"></a><a name="index-mapping-identifiers-80"></a><a name="index-units_002c-mapping-to-identifiers-81"></a>
+Within a unit-system, you can map an identifier to a unit and vice
+versa. 
+If an identifier maps to a unit, then the unit can be retrieved from the
+unit-system via the identifier. 
+Similarly, if a unit maps to an identifier, then the unit can be printed
+using the identifier.
+
+   <p>There a two kinds of identifiers: names and symbols.
+
+<ul class="menu">
+<li><a accesskey="1" href="#Names">Names</a>:        Mapping between units and names. 
+<li><a accesskey="2" href="#Symbols">Symbols</a>:      Mapping between units and symbols. 
+</ul>
+
+<div class="node">
+<a name="Names"></a>
+<p><hr>
+Next: <a rel="next" accesskey="n" href="#Symbols">Symbols</a>,
+Up: <a rel="up" accesskey="u" href="#Mapping">Mapping</a>
+
+</div>
+
+<h3 class="section">9.1 Names</h3>
+
+<p><a name="index-names-82"></a>
+You can map a name to a unit and vice versa.  If you use
+<code><a href="#ut_005fread_005fxml_0028_0029">ut_read_xml()</a></code>, then you shouldn't normally need to do this.
+
+   <p><a name="ut_005fmap_005fname_005fto_005funit_0028_0029"></a>
+
+<div class="defun">
+— Function: <code><a href="#ut_005fstatus">ut_status</a></code> <b>ut_map_name_to_unit</b> <code>(const char* </code><var>name</var><code>, const ut_encoding </code><var>encoding</var><code>, const ut_unit* </code><var>unit</var><code>)</code><var><a name="index-ut_005fmap_005fname_005fto_005funit-83"></a></var><br>
+<blockquote><p>Maps the name referenced by <var>name</var>, in character-set <var>encoding</var>,
+to the unit referenced by <var>unit</var>
+in the unit-system that contains <var>unit</var>. 
+This function returns one of the following:
+
+          <dl>
+<dt><code>UT_SUCCESS</code><dd>Success. 
+<br><dt><code>UT_BAD_ARG</code><dd><var>name</var> or <var>unit</var> is <code>NULL</code>. 
+<br><dt><code>UT_OS</code><dd>Operating-system failure.  See <code>errno</code>. 
+<br><dt><code>UT_EXISTS</code><dd><var>name</var> already maps to a different unit. 
+</dl>
+        </p></blockquote></div>
+
+   <p><a name="ut_005funmap_005fname_005fto_005funit_0028_0029"></a>
+
+<div class="defun">
+— Function: <code><a href="#ut_005fstatus">ut_status</a></code> <b>ut_unmap_name_to_unit</b> <code>(ut_system* </code><var>system</var><code>, const char* </code><var>name</var><code>, const ut_encoding </code><var>encoding</var><code>)</code><var><a name="index-ut_005funmap_005fname_005fto_005funit-84"></a></var><br>
+<blockquote><p>Removes any mapping from name <var>name</var>, in character-set <var>encoding</var>, to a unit in unit-system <var>system</var>. 
+This function returns one of the following:
+
+          <dl>
+<dt><code>UT_SUCCESS</code><dd>Success. 
+<br><dt><code>UT_BAD_ARG</code><dd><var>system</var> or <var>name</var> is <code>NULL</code>. 
+</dl>
+        </p></blockquote></div>
+
+   <p><a name="ut_005fmap_005funit_005fto_005fname_0028_0029"></a>
+
+<div class="defun">
+— Function: <code><a href="#ut_005fstatus">ut_status</a></code> <b>ut_map_unit_to_name</b> <code>(const ut_unit* </code><var>unit</var><code>, const char* </code><var>name</var><code>, ut_encoding </code><var>encoding</var><code>)</code><var><a name="index-ut_005fmap_005funit_005fto_005fname-85"></a></var><br>
+<blockquote><p>Maps the unit <var>unit</var> to the name <var>name</var>, which is in character-set
+<var>encoding</var>, in the unit-system that contains the unit. 
+This function returns one of the following:
+
+          <dl>
+<dt><code>UT_SUCCESS</code><dd>Success. 
+<br><dt><code>UT_BAD_ARG</code><dd><var>unit</var> or <var>name</var> is <code>NULL</code>, or <var>name</var> is not in the
+character-set <var>encoding</var>. 
+<br><dt><code>UT_OS</code><dd>Operating-system failure.  See <code>errno</code>. 
+<br><dt><code>UT_EXISTS</code><dd><var>unit</var> already maps to a different name. 
+</dl>
+        </p></blockquote></div>
+
+   <p><a name="ut_005funmap_005funit_005fto_005fname_0028_0029"></a>
+
+<div class="defun">
+— Function: <code><a href="#ut_005fstatus">ut_status</a></code> <b>ut_unmap_unit_to_name</b> <code>(const ut_unit* </code><var>unit</var><code>, ut_encoding </code><var>encoding</var><code>)</code><var><a name="index-ut_005funmap_005funit_005fto_005fname-86"></a></var><br>
+<blockquote><p>Removes any mapping from unit <var>unit</var> to a name in character-set
+<var>encoding</var> from the unit-system that contains the unit. 
+This function returns one of the following:
+
+          <dl>
+<dt><code>UT_SUCCESS</code><dd>Success. 
+<br><dt><code>UT_BAD_ARG</code><dd><var>unit</var> is <code>NULL</code>. 
+</dl>
+        </p></blockquote></div>
+
+<div class="node">
+<a name="Symbols"></a>
+<p><hr>
+Previous: <a rel="previous" accesskey="p" href="#Names">Names</a>,
+Up: <a rel="up" accesskey="u" href="#Mapping">Mapping</a>
+
+</div>
+
+<h3 class="section">9.2 Symbols</h3>
+
+<p><a name="index-symbols-87"></a>
+You can map a symbol to a unit and vice versa.  If you use
+<code><a href="#ut_005fread_005fxml_0028_0029">ut_read_xml()</a></code>, then you shouldn't normally need to do this.
+
+   <p><a name="ut_005fmap_005fsymbol_005fto_005funit_0028_0029"></a>
+
+<div class="defun">
+— Function: <code><a href="#ut_005fstatus">ut_status</a></code> <b>ut_map_symbol_to_unit</b> <code>(const char* </code><var>symbol</var><code>, const ut_encoding </code><var>encoding</var><code>, const ut_unit* </code><var>unit</var><code>)</code><var><a name="index-ut_005fmap_005fsymbol_005fto_005funit-88"></a></var><br>
+<blockquote><p>Maps the symbol referenced by <var>symbol</var>, in character-set <var>encoding</var>,
+to the unit referenced by <var>unit</var>
+in the unit-system that contains <var>unit</var>. 
+This function returns one of the following:
+
+          <dl>
+<dt><code>UT_SUCCESS</code><dd>Success. 
+<br><dt><code>UT_BAD_ARG</code><dd><var>symbol</var> or <var>unit</var> is <code>NULL</code>. 
+<br><dt><code>UT_OS</code><dd>Operating-system failure.  See <code>errno</code>. 
+<br><dt><code>UT_EXISTS</code><dd><var>symbol</var> already maps to a different unit. 
+</dl>
+        </p></blockquote></div>
+
+   <p><a name="ut_005funmap_005fsymbol_005fto_005funit_0028_0029"></a>
+
+<div class="defun">
+— Function: <code><a href="#ut_005fstatus">ut_status</a></code> <b>ut_unmap_symbol_to_unit</b> <code>(ut_system* </code><var>system</var><code>, const char* </code><var>symbol</var><code>, const ut_encoding </code><var>encoding</var><code>)</code><var><a name="index-ut_005funmap_005fsymbol_005fto_005funit-89"></a></var><br>
+<blockquote><p>Removes any mapping from symbol <var>symbol</var>, in character-set <var>encoding</var>, to a unit in unit-system <var>system</var>. 
+This function returns one of the following:
+
+          <dl>
+<dt><code>UT_SUCCESS</code><dd>Success. 
+<br><dt><code>UT_BAD_ARG</code><dd><var>system</var> or <var>symbol</var> is <code>NULL</code>. 
+</dl>
+        </p></blockquote></div>
+
+   <p><a name="ut_005fmap_005funit_005fto_005fsymbol_0028_0029"></a>
+
+<div class="defun">
+— Function: <code><a href="#ut_005fstatus">ut_status</a></code> <b>ut_map_unit_to_symbol</b> <code>(const ut_unit* </code><var>unit</var><code>, const char* </code><var>symbol</var><code>, ut_encoding </code><var>encoding</var><code>)</code><var><a name="index-ut_005fmap_005funit_005fto_005fsymbol-90"></a></var><br>
+<blockquote><p>Maps the unit <var>unit</var> to the symbol <var>symbol</var>, which is in character-set
+<var>encoding</var>, in the unit-system that contains the unit. 
+This function returns one of the following:
+
+          <dl>
+<dt><code>UT_SUCCESS</code><dd>Success. 
+<br><dt><code>UT_BAD_ARG</code><dd><var>unit</var> or <var>symbol</var> is <code>NULL</code>. 
+<br><dt><code>UT_BAD_ARG</code><dd>Symbol <var>symbol</var> is not in the character-set <var>encoding</var>. 
+<br><dt><code>UT_OS</code><dd>Operating-system failure.  See <code>errno</code>. 
+<br><dt><code>UT_EXISTS</code><dd><var>unit</var> already maps to a different symbol. 
+</dl>
+        </p></blockquote></div>
+
+   <p><a name="ut_005funmap_005funit_005fto_005fsymbol_0028_0029"></a>
+
+<div class="defun">
+— Function: <code><a href="#ut_005fstatus">ut_status</a></code> <b>ut_unmap_unit_to_symbol</b> <code>(const ut_unit* </code><var>unit</var><code>, ut_encoding </code><var>encoding</var><code>)</code><var><a name="index-ut_005funmap_005funit_005fto_005fsymbol-91"></a></var><br>
+<blockquote><p>Removes any mapping from unit <var>unit</var> to a symbol in character-set
+<var>encoding</var> from the unit-system that contains the unit. 
+This function returns one of the following:
+
+          <dl>
+<dt><code>UT_SUCCESS</code><dd>Success. 
+<br><dt><code>UT_BAD_ARG</code><dd><var>unit</var> is <code>NULL</code>. 
+</dl>
+        </p></blockquote></div>
+
+<div class="node">
+<a name="Time"></a>
+<p><hr>
+Next: <a rel="next" accesskey="n" href="#Errors">Errors</a>,
+Previous: <a rel="previous" accesskey="p" href="#Mapping">Mapping</a>,
+Up: <a rel="up" accesskey="u" href="#Top">Top</a>
+
+</div>
+
+<h2 class="chapter">10 The Handling of Time</h2>
+
+<p><a name="index-time_002c-handling-of-92"></a>
+You should use a true calendar package rather than the UDUNITS-2 package
+to handle time.  Having said that, many people use the time-handling
+capabilities of the UDUNITS-2 package because it supports "units" like
+"<code>seconds since 1970-01-01</code>".  You should be aware, however, that the
+hybrid Gregorian/Julian calendar used by the UDUNITS-2 package <em>cannot be
+changed</em>.  Dates on or after 1582-10-15 are assumed to be Gregorian dates;
+dates before that are assumed to be Julian dates.  In particular,
+the year 1 BCE is immediately followed by the year 1 CE.
+
+   <p>In general, the UDUNITS-2 package handles time by encoding it as
+double-precision value, which can then be acted upon arithmetically.
+
+   <p><a name="ut_005fencode_005ftime_0028_0029"></a>
+
+<div class="defun">
+— Function: <code>double</code> <b>ut_encode_time</b> <code>(int </code><var>year</var><code>, int </code><var>month</var><code>, int </code><var>day</var><code>, int </code><var>hour</var><code>, int </code><var>minute</var><code>, double </code><var>second</var><code>)</code><var><a name="index-ut_005fencode_005ftime-93"></a></var><br>
+<blockquote><p>Encodes a time as a double-precision value. 
+This convenience function is equivalent to
+     <pre class="example">          <a href="#ut_005fencode_005fdate_0028_0029">ut_encode_date</a>(<var>year</var>,<var>month</var>,<var>day</var>) + <a href="#ut_005fencode_005fclock_0028_0029">ut_encode_clock</a>(<var>hour</var>,<var>minute</var>,<var>second</var>)
+</pre>
+        </blockquote></div>
+
+   <p><a name="ut_005fencode_005fdate_0028_0029"></a>
+
+<div class="defun">
+— Function: <code>double</code> <b>ut_encode_date</b> <code>(int </code><var>year</var><code>, int </code><var>month</var><code>, int </code><var>day</var><code>)</code><var><a name="index-ut_005fencode_005fdate-94"></a></var><br>
+<blockquote><p>Encodes a date as a double-precision value. 
+You probably won't use this function. 
+Dates on or after 1582-10-15 are assumed to be Gregorian dates;
+dates before that are assumed to be Julian dates.  In particular,
+the year 1 BCE is immediately followed by the year 1 CE. 
+</p></blockquote></div>
+
+   <p><a name="ut_005fencode_005fclock_0028_0029"></a>
+
+<div class="defun">
+— Function: <code>double</code> <b>ut_encode_clock</b> <code>(int </code><var>hour</var><code>, int </code><var>minute</var><code>, double </code><var>second</var><code>)</code><var><a name="index-ut_005fencode_005fclock-95"></a></var><br>
+<blockquote><p>Encodes a clock-time as a double-precision value. 
+You probably won't use this function. 
+</p></blockquote></div>
+
+   <p><a name="ut_005fdecode_005ftime_0028_0029"></a>
+
+<div class="defun">
+— Function: <code>void</code> <b>ut_decode_time</b> <code>(double </code><var>time</var><code>, int* </code><var>year</var><code>, int* </code><var>month</var><code>, int* </code><var>day</var><code>, int* </code><var>hour</var><code>, int* </code><var>minute</var><code>, double* </code><var>second</var><code>, double* </code><var>resolution</var><code>)</code><var><a name="index-ut_005fdecode_005ftime-96"></a></var><br>
+<blockquote><p>Decodes a time from a double-precision value into its individual components. 
+The variable referenced by <var>resolution</var> will be set to the resolution
+(i.e., uncertainty) of the time in seconds. 
+</p></blockquote></div>
+
+<div class="node">
+<a name="Errors"></a>
+<p><hr>
+Next: <a rel="next" accesskey="n" href="#Database">Database</a>,
+Previous: <a rel="previous" accesskey="p" href="#Time">Time</a>,
+Up: <a rel="up" accesskey="u" href="#Top">Top</a>
+
+</div>
+
+<h2 class="chapter">11 Error Handling</h2>
+
+<p><a name="index-error-handling-97"></a>
+Error-handling in the units module has two aspects: the status of
+the last operation performed by the module and the handling of error-messages:
+
+<ul class="menu">
+<li><a accesskey="1" href="#Status">Status</a>:       The status of the last operation. 
+<li><a accesskey="2" href="#Messages">Messages</a>:     The handling of error-messages. 
+</ul>
+
+<div class="node">
+<a name="Status"></a>
+<p><hr>
+Next: <a rel="next" accesskey="n" href="#Messages">Messages</a>,
+Up: <a rel="up" accesskey="u" href="#Errors">Errors</a>
+
+</div>
+
+<h3 class="section">11.1 Status of Last Operation</h3>
+
+<p><a name="index-status-of-last-operation-98"></a><a name="index-module-status-99"></a>
+UDUNITS-2 functions set their status by calling <code><a href="#ut_005fset_005fstatus_0028_0029">ut_set_status()</a></code>. 
+You can use the function <code><a href="#ut_005fget_005fstatus_0028_0029">ut_get_status()</a></code> to retrieve that
+status.
+
+   <p><a name="ut_005fget_005fstatus_0028_0029"></a>
+
+<div class="defun">
+— Function: <code><a href="#ut_005fstatus">ut_status</a></code> <b>ut_get_status</b> <code>(void)</code><var><a name="index-ut_005fget_005fstatus-100"></a></var><br>
+<blockquote><p>Returns the value specified in the last call to
+<code><a href="#ut_005fset_005fstatus_0028_0029">ut_set_status()</a></code>
+</p></blockquote></div>
+
+   <p><a name="ut_005fset_005fstatus_0028_0029"></a>
+
+<div class="defun">
+— Function: <code>void</code> <b>ut_set_status</b> <code>(<a href="#ut_005fstatus">ut_status</a> </code><var>status</var><code>)</code><var><a name="index-ut_005fset_005fstatus-101"></a></var><br>
+<blockquote><p>Set the status of the units module to <var>status</var>. 
+</p></blockquote></div>
+
+   <p><a name="ut_005fstatus"></a>
+
+<div class="defun">
+— Data type: <b>ut_status</b><var><a name="index-ut_005fstatus-102"></a></var><br>
+<blockquote><p>This enumeration has the following values:
+
+          <dl>
+<dt><code>UT_SUCCESS</code><dd>Success
+<br><dt><code>UT_BAD_ARG</code><dd>An argument violates the the function's contract (e.g., it's <code>NULL</code>). 
+<br><dt><code>UT_EXISTS</code><dd>Unit, prefix, or identifier already exists
+<br><dt><code>UT_NO_UNIT</code><dd>No such unit exists
+<br><dt><code>UT_OS</code><dd>Operating-system error.  See <code>errno</code> for the reason. 
+<br><dt><code>UT_NOT_SAME_SYSTEM</code><dd>The units belong to different unit-systems
+<br><dt><code>UT_MEANINGLESS</code><dd>The operation on the unit or units is meaningless
+<br><dt><code>UT_NO_SECOND</code><dd>The unit-system doesn't have a unit named “second”
+<br><dt><code>UT_VISIT_ERROR</code><dd>An error occurred while visiting a unit
+<br><dt><code>UT_CANT_FORMAT</code><dd>A unit can't be formatted in the desired manner
+<br><dt><code>UT_SYNTAX</code><dd>String unit representation contains syntax error
+<br><dt><code>UT_UNKNOWN</code><dd>String unit representation contains unknown word
+<br><dt><code>UT_OPEN_ARG</code><dd>Can't open argument-specified unit database
+<br><dt><code>UT_OPEN_ENV</code><dd>Can't open environment-specified unit database
+<br><dt><code>UT_OPEN_DEFAULT</code><dd>Can't open installed, default, unit database
+<br><dt><code>UT_PARSE</code><dd>Error parsing unit database
+</dl>
+        </p></blockquote></div>
+
+<div class="node">
+<a name="Messages"></a>
+<p><hr>
+Previous: <a rel="previous" accesskey="p" href="#Status">Status</a>,
+Up: <a rel="up" accesskey="u" href="#Errors">Errors</a>
+
+</div>
+
+<h3 class="section">11.2 Error-Messages</h3>
+
+<p><a name="index-messages_002c-error-103"></a><a name="index-error_002dmessages-104"></a>
+<a name="ut_005fhandle_005ferror_005fmessage_0028_0029"></a>
+
+<div class="defun">
+— Function: <code>int</code> <b>ut_handle_error_message</b> <code>(const char* </code><var>fmt</var><code>, ...)</code><var><a name="index-ut_005fhandle_005ferror_005fmessage-105"></a></var><br>
+<blockquote><p>Handles the error-message corresponding to the format-string <var>fmt</var> and
+any subsequent arguments referenced by it. 
+The interpretation of the formatting-string is identical to that of
+the UNIX function <code>printf()</code>. 
+On success, this function returns the number of bytes in the
+error-message; otherwise, this function returns <code>-1</code>.
+
+        <p>Use the function <code><a href="#ut_005fset_005ferror_005fmessage_005fhandler_0028_0029">ut_set_error_message_handler()</a></code> to change how
+error-messages are handled. 
+</p></blockquote></div>
+
+   <p><a name="ut_005fset_005ferror_005fmessage_005fhandler_0028_0029"></a>
+
+<div class="defun">
+— Function: <code><a href="#ut_005ferror_005fmessage_005fhandler">ut_error_message_handler</a></code> <b>ut_set_error_message_handler</b> <code>(<a href="#ut_005ferror_005fmessage_005fhandler">ut_error_message_handler</a> </code><var>handler</var><code>)</code><var><a name="index-ut_005fset_005ferror_005fmessage_005fhandler-106"></a></var><br>
+<blockquote><p>Sets the function that handles error-messages and returns the previous
+error-message handler. 
+The initial error-message handler is <code><a href="#ut_005fwrite_005fto_005fstderr_0028_0029">ut_write_to_stderr()</a></code>. 
+</p></blockquote></div>
+
+   <p><a name="ut_005fwrite_005fto_005fstderr_0028_0029"></a>
+
+<div class="defun">
+— Function: <code>int</code> <b>ut_write_to_stderr</b> <code>(const char* </code><var>fmt</var><code>, va_list </code><var>args</var><code>)</code><var><a name="index-ut_005fwrite_005fto_005fstderr-107"></a></var><br>
+<blockquote><p>Writes the variadic error-message
+corresponding to formatting-string <var>fmt</var> and arguments <var>args</var>
+to the standard-error stream and appends a newline. 
+The interpretation of the formatting-string is identical to that of
+the UNIX function <code>printf()</code>. 
+On success, this function returns the number of bytes in the
+error-message; otherwise, this function returns <code>-1</code>. 
+</p></blockquote></div>
+
+   <p><a name="ut_005fignore_0028_0029"></a>
+
+<div class="defun">
+— Function: <code>int</code> <b>ut_ignore</b> <code>(const char* </code><var>fmt</var><code>, va_list </code><var>args</var><code>)</code><var><a name="index-ut_005fignore-108"></a></var><br>
+<blockquote><p>Does nothing. 
+In particular, it ignores the variadic error-message
+corresponding to formatting-string <var>fmt</var> and arguments <var>args</var>. 
+Pass this function to <code><a href="#ut_005fset_005ferror_005fmessage_005fhandler_0028_0029">ut_set_error_message_handler()</a></code>
+when you don't want the unit module to print any error-messages. 
+</p></blockquote></div>
+
+   <p><a name="ut_005ferror_005fmessage_005fhandler"></a>
+
+<div class="defun">
+— Data type: <b>ut_error_message_handler</b><var><a name="index-ut_005ferror_005fmessage_005fhandler-109"></a></var><br>
+<blockquote><p>This is the type of an error-message handler. 
+It's definition is
+     <pre class="example">          typedef int (*ut_error_message_handler)(const char* fmt, va_list args);
+</pre>
+        </blockquote></div>
+
+<div class="node">
+<a name="Database"></a>
+<p><hr>
+Next: <a rel="next" accesskey="n" href="#Types">Types</a>,
+Previous: <a rel="previous" accesskey="p" href="#Errors">Errors</a>,
+Up: <a rel="up" accesskey="u" href="#Top">Top</a>
+
+</div>
+
+<h2 class="chapter">12 The Units Database</h2>
+
+<p><a name="index-units-database-110"></a><a name="index-database_002c-units-111"></a>
+The database of units that comes with the UDUNITS-2 package is an
+XML-formatted file that is based on the SI system of units. 
+It contains the names and symbols of most of the units that you will ever
+encounter. 
+The pathname of the installed file is
+<em>datadir</em><code>/udunits2.xml</code>, where <em>datadir</em> is the
+installation-directory for read-only, architecture-independent data
+(e.g., <code>/usr/local/share</code>). 
+This pathname is the default that <code><a href="#ut_005fread_005fxml_0028_0029">ut_read_xml()</a></code> uses.
+
+   <p>Naturally, because the database is a regular file, it can be edited
+to add new units or remove existing ones. 
+Be very careful about doing this, however, because you might lose
+the benefit of exchanging unit-based information with others who
+haven't modified their database.
+
+<div class="node">
+<a name="Types"></a>
+<p><hr>
+Next: <a rel="next" accesskey="n" href="#Complete-Index">Complete Index</a>,
+Previous: <a rel="previous" accesskey="p" href="#Database">Database</a>,
+Up: <a rel="up" accesskey="u" href="#Top">Top</a>
+
+</div>
+
+<h2 class="chapter">13 Data Types</h2>
+
+<p><a name="index-data-types-112"></a><a name="index-types_002c-data-113"></a>
+The data types <code><a href="#ut_005fvisitor">ut_visitor</a></code>, <code><a href="#ut_005fstatus">ut_status</a></code>, and
+<code><a href="#ut_005ferror_005fmessage_005fhandler">ut_error_message_handler</a></code> are documented elsewhere.
+
+   <p><a name="ut_005fencoding"></a>
+
+<div class="defun">
+— Data type: <b>ut_encoding</b><var><a name="index-ut_005fencoding-114"></a></var><br>
+<blockquote><p>This enumeration has the following values:
+
+          <dl>
+<dt><code>UT_ASCII</code><dd><a href="http://en.wikipedia.org/wiki/Ascii">US ASCII</a> character-set. 
+<br><dt><code>UT_ISO_8859_1</code><dd>The <a href="http://en.wikipedia.org/wiki/Iso-8859-1">ISO-8859-1</a> character-set. 
+<br><dt><code>UT_LATIN1</code><dd>Synonym for <code>UT_ISO_8859_1</code>. 
+<br><dt><code>UT_UTF8</code><dd>The <a href="http://en.wikipedia.org/wiki/Utf-8">UTF-8</a> encoding of the Unicode
+character-set. 
+</dl>
+        </p></blockquote></div>
+
+<div class="node">
+<a name="Complete-Index"></a>
+<p><hr>
+Previous: <a rel="previous" accesskey="p" href="#Types">Types</a>,
+Up: <a rel="up" accesskey="u" href="#Top">Top</a>
+
+</div>
+
+<h2 class="unnumbered">Index</h2>
+
+<ul class="index-cp" compact>
+<li><a href="#index-adding-prefixes-to-a-unit_002dsystem-27">adding prefixes to a unit-system</a>: <a href="#Prefixes">Prefixes</a></li>
+<li><a href="#index-adding-units-to-a-unit_002dsystem-21">adding units to a unit-system</a>: <a href="#Adding">Adding</a></li>
+<li><a href="#index-base-unit-5">base unit</a>: <a href="#Unit_002dSystems">Unit-Systems</a></li>
+<li><a href="#index-binary-unit-operations-74">binary unit operations</a>: <a href="#Binary">Binary</a></li>
+<li><a href="#index-converting-values-between-units-33">converting values between units</a>: <a href="#Value-Conversion">Value Conversion</a></li>
+<li><a href="#index-cv_005fconvert_005fdouble-38"><code>cv_convert_double</code></a>: <a href="#Value-Conversion">Value Conversion</a></li>
+<li><a href="#index-cv_005fconvert_005fdoubles-40"><code>cv_convert_doubles</code></a>: <a href="#Value-Conversion">Value Conversion</a></li>
+<li><a href="#index-cv_005fconvert_005ffloat-37"><code>cv_convert_float</code></a>: <a href="#Value-Conversion">Value Conversion</a></li>
+<li><a href="#index-cv_005fconvert_005ffloats-39"><code>cv_convert_floats</code></a>: <a href="#Value-Conversion">Value Conversion</a></li>
+<li><a href="#index-cv_005ffree-41"><code>cv_free</code></a>: <a href="#Value-Conversion">Value Conversion</a></li>
+<li><a href="#index-data-types-112">data types</a>: <a href="#Types">Types</a></li>
+<li><a href="#index-database_002c-unit_002c-obtaining-predefined-6">database, unit, obtaining predefined</a>: <a href="#Obtaining">Obtaining</a></li>
+<li><a href="#index-database_002c-units-111">database, units</a>: <a href="#Database">Database</a></li>
+<li><a href="#index-error-handling-97">error handling</a>: <a href="#Errors">Errors</a></li>
+<li><a href="#index-error_002dmessages-104">error-messages</a>: <a href="#Messages">Messages</a></li>
+<li><a href="#index-examples_002c-unit-specification-49">examples, unit specification</a>: <a href="#Examples">Examples</a></li>
+<li><a href="#index-formatting-a-unit-into-a-string-52">formatting a unit into a string</a>: <a href="#Formatting">Formatting</a></li>
+<li><a href="#index-getting-a-unit-by-its-name-14">getting a unit by its name</a>: <a href="#Extracting">Extracting</a></li>
+<li><a href="#index-getting-a-unit-by-its-symbol-17">getting a unit by its symbol</a>: <a href="#Extracting">Extracting</a></li>
+<li><a href="#index-grammar_002c-unit-51">grammar, unit</a>: <a href="#Grammar">Grammar</a></li>
+<li><a href="#index-mapping-identifiers-80">mapping identifiers</a>: <a href="#Mapping">Mapping</a></li>
+<li><a href="#index-mapping-units-79">mapping units</a>: <a href="#Mapping">Mapping</a></li>
+<li><a href="#index-messages_002c-error-103">messages, error</a>: <a href="#Messages">Messages</a></li>
+<li><a href="#index-module-status-99">module status</a>: <a href="#Status">Status</a></li>
+<li><a href="#index-names-82">names</a>: <a href="#Names">Names</a></li>
+<li><a href="#index-operations_002c-unit-57">operations, unit</a>: <a href="#Operations">Operations</a></li>
+<li><a href="#index-parsing-a-string-into-a-unit-42">parsing a string into a unit</a>: <a href="#Parsing">Parsing</a></li>
+<li><a href="#index-prefixes_002c-adding-to-a-unit_002dsystem-26">prefixes, adding to a unit-system</a>: <a href="#Prefixes">Prefixes</a></li>
+<li><a href="#index-status-of-last-operation-98">status of last operation</a>: <a href="#Status">Status</a></li>
+<li><a href="#index-string_002c-formatting-a-unit-into-a-54">string, formatting a unit into a</a>: <a href="#Formatting">Formatting</a></li>
+<li><a href="#index-string_002c-parsing-into-a-unit-43">string, parsing into a unit</a>: <a href="#Parsing">Parsing</a></li>
+<li><a href="#index-symbols-87">symbols</a>: <a href="#Symbols">Symbols</a></li>
+<li><a href="#index-synopsis-1">synopsis</a>: <a href="#Synopsis">Synopsis</a></li>
+<li><a href="#index-syntax_002c-unit-47">syntax, unit</a>: <a href="#Syntax">Syntax</a></li>
+<li><a href="#index-system-of-units-3">system of units</a>: <a href="#Unit_002dSystems">Unit-Systems</a></li>
+<li><a href="#index-time_002c-handling-of-92">time, handling of</a>: <a href="#Time">Time</a></li>
+<li><a href="#index-types_002c-data-113">types, data</a>: <a href="#Types">Types</a></li>
+<li><a href="#index-unary-unit-operations-58">unary unit operations</a>: <a href="#Unary">Unary</a></li>
+<li><a href="#index-unit-conversion-34">unit conversion</a>: <a href="#Value-Conversion">Value Conversion</a></li>
+<li><a href="#index-unit-database_002c-obtaining-predefined-7">unit database, obtaining predefined</a>: <a href="#Obtaining">Obtaining</a></li>
+<li><a href="#index-unit-grammar-50">unit grammar</a>: <a href="#Grammar">Grammar</a></li>
+<li><a href="#index-unit-operations-56">unit operations</a>: <a href="#Operations">Operations</a></li>
+<li><a href="#index-unit-specification-examples-48">unit specification examples</a>: <a href="#Examples">Examples</a></li>
+<li><a href="#index-unit-syntax-46">unit syntax</a>: <a href="#Syntax">Syntax</a></li>
+<li><a href="#index-unit_002c-adding-to-a-unit_002dsystem-22">unit, adding to a unit-system</a>: <a href="#Adding">Adding</a></li>
+<li><a href="#index-unit_002c-base-4">unit, base</a>: <a href="#Unit_002dSystems">Unit-Systems</a></li>
+<li><a href="#index-unit_002c-formatting-into-a-string-53">unit, formatting into a string</a>: <a href="#Formatting">Formatting</a></li>
+<li><a href="#index-unit_002c-getting-by-name-15">unit, getting by name</a>: <a href="#Extracting">Extracting</a></li>
+<li><a href="#index-unit_002c-getting-by-symbol-18">unit, getting by symbol</a>: <a href="#Extracting">Extracting</a></li>
+<li><a href="#index-unit_002dsystem-2">unit-system</a>: <a href="#Unit_002dSystems">Unit-Systems</a></li>
+<li><a href="#index-unit_002dsystem_002c-adding-a-unit-to-23">unit-system, adding a unit to</a>: <a href="#Adding">Adding</a></li>
+<li><a href="#index-unit_002dsystem_002c-adding-prefixes-to-a-28">unit-system, adding prefixes to a</a>: <a href="#Prefixes">Prefixes</a></li>
+<li><a href="#index-unit_002dsystem_002c-obtaining-predefined-8">unit-system, obtaining predefined</a>: <a href="#Obtaining">Obtaining</a></li>
+<li><a href="#index-units-database-110">units database</a>: <a href="#Database">Database</a></li>
+<li><a href="#index-units_002c-mapping-to-identifiers-81">units, mapping to identifiers</a>: <a href="#Mapping">Mapping</a></li>
+<li><a href="#index-units_002c-obtaining-predefined-9">units, obtaining predefined</a>: <a href="#Obtaining">Obtaining</a></li>
+<li><a href="#index-ut_005faccept_005fvisitor-72"><code>ut_accept_visitor</code></a>: <a href="#Unary">Unary</a></li>
+<li><a href="#index-ut_005fadd_005fname_005fprefix-29"><code>ut_add_name_prefix</code></a>: <a href="#Prefixes">Prefixes</a></li>
+<li><a href="#index-ut_005fadd_005fsymbol_005fprefix-30"><code>ut_add_symbol_prefix</code></a>: <a href="#Prefixes">Prefixes</a></li>
+<li><a href="#index-ut_005fare_005fconvertible-35"><code>ut_are_convertible</code></a>: <a href="#Value-Conversion">Value Conversion</a></li>
+<li><a href="#index-ut_005fclone-71"><code>ut_clone</code></a>: <a href="#Unary">Unary</a></li>
+<li><a href="#index-ut_005fcompare-77"><code>ut_compare</code></a>: <a href="#Binary">Binary</a></li>
+<li><a href="#index-ut_005fdecode_005ftime-96"><code>ut_decode_time</code></a>: <a href="#Time">Time</a></li>
+<li><a href="#index-ut_005fdivide-76"><code>ut_divide</code></a>: <a href="#Binary">Binary</a></li>
+<li><a href="#index-ut_005fencode_005fclock-95"><code>ut_encode_clock</code></a>: <a href="#Time">Time</a></li>
+<li><a href="#index-ut_005fencode_005fdate-94"><code>ut_encode_date</code></a>: <a href="#Time">Time</a></li>
+<li><a href="#index-ut_005fencode_005ftime-93"><code>ut_encode_time</code></a>: <a href="#Time">Time</a></li>
+<li><a href="#index-ut_005fencoding-114"><code>ut_encoding</code></a>: <a href="#Types">Types</a></li>
+<li><a href="#index-ut_005ferror_005fmessage_005fhandler-109"><code>ut_error_message_handler</code></a>: <a href="#Messages">Messages</a></li>
+<li><a href="#index-ut_005fformat-55"><code>ut_format</code></a>: <a href="#Formatting">Formatting</a></li>
+<li><a href="#index-ut_005ffree-59"><code>ut_free</code></a>: <a href="#Unary">Unary</a></li>
+<li><a href="#index-ut_005ffree_005fsystem-31"><code>ut_free_system</code></a>: <a href="#Misc">Misc</a></li>
+<li><a href="#index-ut_005fget_005fconverter-36"><code>ut_get_converter</code></a>: <a href="#Value-Conversion">Value Conversion</a></li>
+<li><a href="#index-ut_005fget_005fdimensionless_005funit_005fone-20"><code>ut_get_dimensionless_unit_one</code></a>: <a href="#Extracting">Extracting</a></li>
+<li><a href="#index-ut_005fget_005fname-67"><code>ut_get_name</code></a>: <a href="#Unary">Unary</a></li>
+<li><a href="#index-ut_005fget_005fpath_005fxml-11"><code>ut_get_path_xml</code></a>: <a href="#Obtaining">Obtaining</a></li>
+<li><a href="#index-ut_005fget_005fstatus-100"><code>ut_get_status</code></a>: <a href="#Status">Status</a></li>
+<li><a href="#index-ut_005fget_005fsymbol-68"><code>ut_get_symbol</code></a>: <a href="#Unary">Unary</a></li>
+<li><a href="#index-ut_005fget_005fsystem-69"><code>ut_get_system</code></a>: <a href="#Unary">Unary</a></li>
+<li><a href="#index-ut_005fget_005funit_005fby_005fname-16"><code>ut_get_unit_by_name</code></a>: <a href="#Extracting">Extracting</a></li>
+<li><a href="#index-ut_005fget_005funit_005fby_005fsymbol-19"><code>ut_get_unit_by_symbol</code></a>: <a href="#Extracting">Extracting</a></li>
+<li><a href="#index-ut_005fhandle_005ferror_005fmessage-105"><code>ut_handle_error_message</code></a>: <a href="#Messages">Messages</a></li>
+<li><a href="#index-ut_005fignore-108"><code>ut_ignore</code></a>: <a href="#Messages">Messages</a></li>
+<li><a href="#index-ut_005finvert-63"><code>ut_invert</code></a>: <a href="#Unary">Unary</a></li>
+<li><a href="#index-ut_005fis_005fdimensionless-70"><code>ut_is_dimensionless</code></a>: <a href="#Unary">Unary</a></li>
+<li><a href="#index-ut_005flog-66"><code>ut_log</code></a>: <a href="#Unary">Unary</a></li>
+<li><a href="#index-ut_005fmap_005fname_005fto_005funit-83"><code>ut_map_name_to_unit</code></a>: <a href="#Names">Names</a></li>
+<li><a href="#index-ut_005fmap_005fsymbol_005fto_005funit-88"><code>ut_map_symbol_to_unit</code></a>: <a href="#Symbols">Symbols</a></li>
+<li><a href="#index-ut_005fmap_005funit_005fto_005fname-85"><code>ut_map_unit_to_name</code></a>: <a href="#Names">Names</a></li>
+<li><a href="#index-ut_005fmap_005funit_005fto_005fsymbol-90"><code>ut_map_unit_to_symbol</code></a>: <a href="#Symbols">Symbols</a></li>
+<li><a href="#index-ut_005fmultiply-75"><code>ut_multiply</code></a>: <a href="#Binary">Binary</a></li>
+<li><a href="#index-ut_005fnew_005fbase_005funit-24"><code>ut_new_base_unit</code></a>: <a href="#Adding">Adding</a></li>
+<li><a href="#index-ut_005fnew_005fdimensionless_005funit-25"><code>ut_new_dimensionless_unit</code></a>: <a href="#Adding">Adding</a></li>
+<li><a href="#index-ut_005fnew_005fsystem-13"><code>ut_new_system</code></a>: <a href="#Obtaining">Obtaining</a></li>
+<li><a href="#index-ut_005foffset-61"><code>ut_offset</code></a>: <a href="#Unary">Unary</a></li>
+<li><a href="#index-ut_005foffset_005fby_005ftime-62"><code>ut_offset_by_time</code></a>: <a href="#Unary">Unary</a></li>
+<li><a href="#index-ut_005fparse-44"><code>ut_parse</code></a>: <a href="#Parsing">Parsing</a></li>
+<li><a href="#index-ut_005fraise-64"><code>ut_raise</code></a>: <a href="#Unary">Unary</a></li>
+<li><a href="#index-ut_005fread_005fxml-12"><code>ut_read_xml</code></a>: <a href="#Obtaining">Obtaining</a></li>
+<li><a href="#index-g_t_0040code_007but_005fread_005fxml_0028_0029_007d_002c-discussion-of-10"><code>ut_read_xml()</code>, discussion of</a>: <a href="#Obtaining">Obtaining</a></li>
+<li><a href="#index-ut_005froot-65"><code>ut_root</code></a>: <a href="#Unary">Unary</a></li>
+<li><a href="#index-ut_005fsame_005fsystem-78"><code>ut_same_system</code></a>: <a href="#Binary">Binary</a></li>
+<li><a href="#index-ut_005fscale-60"><code>ut_scale</code></a>: <a href="#Unary">Unary</a></li>
+<li><a href="#index-ut_005fset_005ferror_005fmessage_005fhandler-106"><code>ut_set_error_message_handler</code></a>: <a href="#Messages">Messages</a></li>
+<li><a href="#index-ut_005fset_005fsecond-32"><code>ut_set_second</code></a>: <a href="#Misc">Misc</a></li>
+<li><a href="#index-ut_005fset_005fstatus-101"><code>ut_set_status</code></a>: <a href="#Status">Status</a></li>
+<li><a href="#index-ut_005fstatus-102"><code>ut_status</code></a>: <a href="#Status">Status</a></li>
+<li><a href="#index-ut_005ftrim-45"><code>ut_trim</code></a>: <a href="#Parsing">Parsing</a></li>
+<li><a href="#index-ut_005funmap_005fname_005fto_005funit-84"><code>ut_unmap_name_to_unit</code></a>: <a href="#Names">Names</a></li>
+<li><a href="#index-ut_005funmap_005fsymbol_005fto_005funit-89"><code>ut_unmap_symbol_to_unit</code></a>: <a href="#Symbols">Symbols</a></li>
+<li><a href="#index-ut_005funmap_005funit_005fto_005fname-86"><code>ut_unmap_unit_to_name</code></a>: <a href="#Names">Names</a></li>
+<li><a href="#index-ut_005funmap_005funit_005fto_005fsymbol-91"><code>ut_unmap_unit_to_symbol</code></a>: <a href="#Symbols">Symbols</a></li>
+<li><a href="#index-ut_005fvisitor-73"><code>ut_visitor</code></a>: <a href="#Unary">Unary</a></li>
+<li><a href="#index-ut_005fwrite_005fto_005fstderr-107"><code>ut_write_to_stderr</code></a>: <a href="#Messages">Messages</a></li>
+   </ul></body></html>
+
diff --git a/lib/udunits2lib.info b/lib/udunits2lib.info
new file mode 100644
index 0000000..d0b2018
--- /dev/null
+++ b/lib/udunits2lib.info
@@ -0,0 +1,2036 @@
+This is udunits2lib.info, produced by makeinfo version 4.13 from
+udunits2lib.texi.
+
+INFO-DIR-SECTION Software libraries
+START-INFO-DIR-ENTRY
+* UDUNITS-2: (udunits2lib).     The Unidata units library.
+END-INFO-DIR-ENTRY
+
+   Copyright 2014 University Corporation for Atmospheric Research and
+contributors.  All rights reserved.
+
+   This software was developed by the Unidata Program Center of the
+University Corporation for Atmospheric Research (UCAR)
+<http://www.unidata.ucar.edu>.
+
+   Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are
+met:
+
+   1) Redistributions of source code must retain the above copyright
+notice,       this list of conditions and the following disclaimer.
+2) Redistributions in binary form must reproduce the above copyright
+notice,       this list of conditions and the following disclaimer in
+the documentation       and/or other materials provided with the
+distribution.     3) Neither the names of the development group, the
+copyright holders, nor the       names of contributors may be used to
+endorse or promote products derived       from this software without
+specific prior written permission.     4) This license shall terminate
+automatically and you may no longer exercise       any of the rights
+granted to you by this license as of the date you       commence an
+action, including a cross-claim or counterclaim, against       the
+copyright holders or any contributor alleging that this software
+infringes a patent. This termination provision shall not apply for an
+   action alleging patent infringement by combinations of this software
+with       other software or hardware.
+
+   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+IN NO EVENT SHALL THE CONTRIBUTORS OR COPYRIGHT HOLDERS BE LIABLE FOR
+ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
+CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH
+THE SOFTWARE OR THE USE OR OTHER DEALINGS WITH THE SOFTWARE.
+
+
+File: udunits2lib.info,  Node: Top,  Next: Synopsis,  Prev: (dir),  Up: (dir)
+
+UDUNITS-2
+*********
+
+This manual describes how to use the C API of the UDUNITS-2 library.
+Among other things, the library allows C code to obtain a binary
+representation of a unit of a physical quantity, to operate on such
+units, and to convert numeric values between compatible units.
+
+   The library comes with an extensive database of units all referenced
+to the SI system of units.
+
+   Copyright 2014 University Corporation for Atmospheric Research and
+contributors.  All rights reserved.
+
+   This software was developed by the Unidata Program Center of the
+University Corporation for Atmospheric Research (UCAR)
+<http://www.unidata.ucar.edu>.
+
+   Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are
+met:
+
+   1) Redistributions of source code must retain the above copyright
+notice,       this list of conditions and the following disclaimer.
+2) Redistributions in binary form must reproduce the above copyright
+notice,       this list of conditions and the following disclaimer in
+the documentation       and/or other materials provided with the
+distribution.     3) Neither the names of the development group, the
+copyright holders, nor the       names of contributors may be used to
+endorse or promote products derived       from this software without
+specific prior written permission.     4) This license shall terminate
+automatically and you may no longer exercise       any of the rights
+granted to you by this license as of the date you       commence an
+action, including a cross-claim or counterclaim, against       the
+copyright holders or any contributor alleging that this software
+infringes a patent. This termination provision shall not apply for an
+   action alleging patent infringement by combinations of this software
+with       other software or hardware.
+
+   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+IN NO EVENT SHALL THE CONTRIBUTORS OR COPYRIGHT HOLDERS BE LIABLE FOR
+ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
+CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH
+THE SOFTWARE OR THE USE OR OTHER DEALINGS WITH THE SOFTWARE.
+
+* Menu:
+
+* Synopsis::            Terse usage display
+* Why::                 What's a unit package good for?
+* Unit-Systems::        Explanation of unit-systems and how to get one
+* Parsing::             Converting strings into units
+* Syntax::              Syntax for string representation of units
+* Formatting::          Converting units into strings
+* Value Conversion::    Converting values between units
+* Prefixes::            Defining unit prefixes
+* Mapping::             Mapping between units and identifiers
+* Operations::          Operations on units
+* Time::                Handling time
+* Errors::              Error-handling
+* Database::            The units database
+* Types::               Data types
+* Complete Index::      Complete index
+
+
+File: udunits2lib.info,  Node: Synopsis,  Next: Why,  Prev: Top,  Up: Top
+
+1 Synopsis
+**********
+
+Coding:
+     #include <udunits2.h>
+
+          const char*                *note ut_get_path_xml:
+                                     ut_get_path_xml().(const char*
+                                     PATH);
+          ut_system*                 *note ut_read_xml:
+                                     ut_read_xml().(const char*
+                                     PATH);
+          ut_system*                 *note ut_new_system:
+                                     ut_new_system().(void);
+          void                       *note ut_free_system:
+                                     ut_free_system().(ut_system*
+                                     SYSTEM);
+          ut_system*                 *note ut_get_system:
+                                     ut_get_system().(const ut_unit*
+                                     UNIT);
+          ut_unit*                   *note
+                                     ut_get_dimensionless_unit_one:
+                                     ut_get_dimensionless_unit_one().(const
+                                     ut_system* SYSTEM);
+          ut_unit*                   *note ut_get_unit_by_name:
+                                     ut_get_unit_by_name().(const
+                                     ut_system* SYSTEM, const char*
+                                     NAME);
+          ut_unit*                   *note ut_get_unit_by_symbol:
+                                     ut_get_unit_by_symbol().(const
+                                     ut_system* SYSTEM, const char*
+                                     SYMBOL);
+          ut_status                  *note ut_set_second:
+                                     ut_set_second().(const ut_unit*
+                                     SECOND);
+          ut_status                  *note ut_add_name_prefix:
+                                     ut_add_name_prefix().(ut_system*
+                                     SYSTEM, const char* NAME,
+                                     double VALUE);
+          ut_status                  *note ut_add_symbol_prefix:
+                                     ut_add_symbol_prefix().(ut_system*
+                                     SYSTEM, const char* SYMBOL,
+                                     double VALUE);
+          ut_unit*                   *note ut_new_base_unit:
+                                     ut_new_base_unit().(ut_system*
+                                     SYSTEM);
+          ut_unit*                   *note
+                                     ut_new_dimensionless_unit:
+                                     ut_new_dimensionless_unit().(ut_system*
+                                     SYSTEM);
+          ut_unit*                   *note ut_clone:
+                                     ut_clone().(const ut_unit*
+                                     UNIT);
+          void                       *note ut_free:
+                                     ut_free().(ut_unit* UNIT);
+          const char*                *note ut_get_name:
+                                     ut_get_name().(const ut_unit*
+                                     UNIT, ut_encoding ENCODING);
+          ut_status                  *note ut_map_name_to_unit:
+                                     ut_map_name_to_unit().(const
+                                     char* NAME, const ut_encoding
+                                     ENCODING, const ut_unit* UNIT);
+          ut_status                  *note ut_unmap_name_to_unit:
+                                     ut_unmap_name_to_unit().(ut_system*
+                                     SYSTEM, const char* NAME, const
+                                     ut_encoding ENCODING);
+          ut_status                  *note ut_map_unit_to_name:
+                                     ut_map_unit_to_name().(const
+                                     ut_unit* UNIT, const char*
+                                     NAME, ut_encoding ENCODING);
+          ut_status                  *note ut_unmap_unit_to_name:
+                                     ut_unmap_unit_to_name().(const
+                                     ut_unit* UNIT, ut_encoding
+                                     ENCODING);
+          const char*                *note ut_get_symbol:
+                                     ut_get_symbol().(const ut_unit*
+                                     UNIT, ut_encoding ENCODING);
+          ut_status                  *note ut_map_symbol_to_unit:
+                                     ut_map_symbol_to_unit().(const
+                                     char* SYMBOL, const ut_encoding
+                                     ENCODING, const ut_unit* UNIT);
+          ut_status                  *note ut_unmap_symbol_to_unit:
+                                     ut_unmap_symbol_to_unit().(ut_system*
+                                     SYSTEM, const char* SYMBOL,
+                                     const ut_encoding ENCODING);
+          ut_status                  *note ut_map_unit_to_symbol:
+                                     ut_map_unit_to_symbol().(const
+                                     ut_unit* UNIT, const char*
+                                     SYMBOL, ut_encoding ENCODING);
+          ut_status                  *note ut_unmap_unit_to_symbol:
+                                     ut_unmap_unit_to_symbol().(const
+                                     ut_unit* UNIT, ut_encoding
+                                     ENCODING);
+          int                        *note ut_is_dimensionless:
+                                     ut_is_dimensionless().(const
+                                     ut_unit* UNIT);
+          int                        *note ut_same_system:
+                                     ut_same_system().(const
+                                     ut_unit* UNIT1, const ut_unit*
+                                     UNIT2);
+          int                        *note ut_compare:
+                                     ut_compare().(const ut_unit*
+                                     UNIT1, const ut_unit* UNIT2);
+          int                        *note ut_are_convertible:
+                                     ut_are_convertible().(const
+                                     ut_unit* UNIT1, const ut_unit*
+                                     UNIT2);
+          cv_converter*              *note ut_get_converter:
+                                     ut_get_converter().(ut_unit*
+                                     FROM, ut_unit* TO);
+          ut_unit*                   *note ut_scale:
+                                     ut_scale().(double FACTOR,
+                                     const ut_unit* UNIT);
+          ut_unit*                   *note ut_offset:
+                                     ut_offset().(const ut_unit*
+                                     UNIT, double OFFSET);
+          ut_unit*                   *note ut_offset_by_time:
+                                     ut_offset_by_time().(const
+                                     ut_unit* UNIT, double ORIGIN);
+          ut_unit*                   *note ut_multiply:
+                                     ut_multiply().(const ut_unit*
+                                     UNIT1, const ut_unit* UNIT2);
+          ut_unit*                   *note ut_invert:
+                                     ut_invert().(const ut_unit*
+                                     UNIT);
+          ut_unit*                   *note ut_divide:
+                                     ut_divide().(const ut_unit*
+                                     NUMER, const ut_unit* DENOM);
+          ut_unit*                   *note ut_raise:
+                                     ut_raise().(const ut_unit*
+                                     UNIT, int POWER);
+          ut_unit*                   *note ut_root: ut_root().(const
+                                     ut_unit* UNIT, int ROOT);
+          ut_unit*                   *note ut_log: ut_log().(double
+                                     BASE, const ut_unit* REFERENCE);
+          ut_unit*                   *note ut_parse:
+                                     ut_parse().(const ut_system*
+                                     SYSTEM, const char* STRING,
+                                     ut_encoding ENCODING);
+          char*                      *note ut_trim: ut_trim().(char*
+                                     STRING, ut_encoding ENCODING);
+          int                        *note ut_format:
+                                     ut_format().(const ut_unit*
+                                     UNIT, char* BUF, size_t SIZE,
+                                     unsigned OPTS);
+          ut_status                  *note ut_accept_visitor:
+                                     ut_accept_visitor().(const
+                                     ut_unit* UNIT, const
+                                     ut_visitor* VISITOR, void* ARG);
+          double                     *note ut_encode_date:
+                                     ut_encode_date().(int YEAR, int
+                                     MONTH, int DAY);
+          double                     *note ut_encode_clock:
+                                     ut_encode_clock().(int HOURS,
+                                     int MINUTES, double SECONDS);
+          double                     *note ut_encode_time:
+                                     ut_encode_time().(int YEAR, int
+                                     MONTH, int DAY, int HOUR, int
+                                     MINUTE, double SECOND);
+          void                       *note ut_decode_time:
+                                     ut_decode_time().(double VALUE,
+                                     int* YEAR, int* MONTH, int*
+                                     DAY, int* HOUR, int* MINUTE,
+                                     double* SECOND, double*
+                                     RESOLUTION);
+          ut_status                  *note ut_get_status:
+                                     ut_get_status().(void);
+          void                       *note ut_set_status:
+                                     ut_set_status().(ut_status
+                                     STATUS);
+          int                        *note ut_handle_error_message:
+                                     ut_handle_error_message().(const
+                                     char* FMT, ...);
+          ut_error_message_handler   *note
+                                     ut_set_error_message_handler:
+                                     ut_set_error_message_handler().(ut_error_message_handler
+                                     HANDLER);
+          int                        *note ut_write_to_stderr:
+                                     ut_write_to_stderr().(const
+                                     char* FMT, va_list ARGS);
+          int                        *note ut_ignore:
+                                     ut_ignore().(const char* FMT,
+                                     va_list ARGS);
+
+          float                      *note cv_convert_float:
+                                     cv_convert_float().(const
+                                     cv_converter* CONVERTER, float
+                                     VALUE);
+          double                     *note cv_convert_double:
+                                     cv_convert_double().(const
+                                     cv_converter* CONVERTER, double
+                                     VALUE);
+          float*                     *note cv_convert_floats:
+                                     cv_convert_floats().(const
+                                     cv_converter* CONVERTER, const
+                                     float* IN, size_t COUNT, float*
+                                     OUT);
+          double*                    *note cv_convert_doubles:
+                                     cv_convert_doubles().(const
+                                     cv_converter* CONVERTER, const
+                                     double* CONST in, SIZE_T count,
+                                     DOUBLE* out);
+          void                       *note cv_free:
+                                     cv_free().(cv_converter* CONV);
+
+   Compiling:
+     c89 -I _includedir_ ...
+
+   Where _includedir_ is the installation-directory for C header files
+(e.g., `/usr/local/include').
+
+   Linking:
+     c89 ... -L_libdir_ -ludunits2 -lexpat ... -lm
+
+   Where _libdir_ is the installation-directory for object code
+libraries (e.g., `/usr/local/lib').
+
+
+File: udunits2lib.info,  Node: Why,  Next: Unit-Systems,  Prev: Synopsis,  Up: Top
+
+2 What's a Unit Package Good For?
+*********************************
+
+The existance of a software package is justified by what you can do
+with it.  The three main things you can do with the UDUNIT-2 package are
+  1. *note Convert numeric values between compatible units: Value
+     Conversion.
+
+  2. Convert a string representation of a unit into a binary one --
+     enabling the programatic manipulation of units.  There are three
+     ways to do this:
+        * *note Get the unit: Extracting. from a *note unit-system::.
+          This requires that you know the unit's name or symbol and
+          that the unit is in a unit-system.
+
+        * *note Parse a string representation of the unit into its
+          binary representation: Parsing.  This requires that the
+          string be parsable by `*note ut_parse()::'.
+
+        * *note Explicity construct the unit from subcomponent units
+          using unit operations: Operations.
+
+  3. *note Convert a binary representation of a unit into a string:
+     Formatting. -- enabling the printing and storing of units in a
+     human-readable form.
+        While the above might seem to be trivial activities, their
+general availability at the time might have helped prevent the Mars
+Climate Orbiter (http://en.wikipedia.org/wiki/Mars_Climate_Orbiter)
+fiasco.
+
+
+File: udunits2lib.info,  Node: Unit-Systems,  Next: Value Conversion,  Prev: Why,  Up: Top
+
+3 Unit-Systems
+**************
+
+A unit-system is a set of units that are all defined in terms of the
+same set of base units.  In the SI system of units, for example, the
+base units are the meter, kilogram, second, ampere, kelvin, mole, and
+candela.  (For definitions of these base units, see
+`http://physics.nist.gov/cuu/Units/current.html'.)
+
+   In the UDUNITS-2 package, every accessible unit belongs to one and
+only one unit-system.  It is not possible to convert numeric values
+between units of different unit-systems.  Similarly, units belonging to
+different unit-systems always compare unequal.
+
+   There are several categories of operations on unit-systems:
+
+* Menu:
+
+* Obtaining::   How to obtain a unit-system.
+* Extracting::  Getting a unit from a unit-system.
+* Adding::      Adding new units to a unit-system.
+* Prefixes::    Add new unit-prefixes to a unit-system.
+* Misc::        Miscelaneous unit-system operations.
+
+
+File: udunits2lib.info,  Node: Obtaining,  Next: Extracting,  Up: Unit-Systems
+
+3.1 Obtaining a Unit-System
+===========================
+
+Typically, you would obtain a unit-system of predefined units by reading
+the default unit database using `*note ut_read_xml()::' with a `NULL'
+pathname argument.  If this doesn't quite match your needs, then there
+are alternatives.  Together with the typical solution, the means for
+obtaining a useful unit-system are (in order of increasing complexity):
+
+   * Obtain the default unit-system using `*note ut_read_xml:
+     ut_read_xml().(NULL)'.
+
+   * Copy and customize the unit database and then call `*note
+     ut_read_xml()::' with the pathname of the customized database to
+     obtain a customized unit-system.
+
+   * Same as either of the above but then adding new units to the
+     unit-system using `*note ut_new_base_unit()::' and `*note
+     ut_new_dimensionless_unit()::'.
+
+   * Same as the above but also deriving new units using *note unit
+     operations: Operations.  and then adding them to the unit-system
+     using *note unit mapping: Mapping.
+
+   * Same as the above but starting with an empty unit-system obtained
+     from `*note ut_new_system()::', in which case you will definitely
+     have to start with `*note ut_new_base_unit()::' and `*note
+     ut_new_dimensionless_unit()::'.
+
+   You should pass every unit-system pointer to `*note
+ut_free_system()::' when you no longer need the corresponding
+unit-system.
+
+ -- Function: `const char*' ut_get_path_xml `(const char* PATH,
+          ut_status* status)'
+     Returns the pathname of the XML-formatted unit-database
+     corresponding to PATH. If PATH is non-`NULL', then it is returned;
+     otherwise, if the environment variable `UDUNITS2_XML_PATH' is set,
+     then its value is returned; otherwise, the pathname of the default
+     unit-database is returned.  The value of `*status' indicates which
+     of these possibilities occurred:
+
+    `UT_OPEN_ARG'
+          PATH is non-`NULL' and was returned.
+
+    `UT_OPEN_ENV'
+          PATH is `NULL', the environment variable `UDUNITS2_XML_PATH'
+          is set, and its value was returned.
+
+    `UT_OPEN_DEFAULT'
+          PATH is `NULL', the environment variable `UDUNITS2_XML_PATH'
+          is unset, and the pathname of the default unit-database was
+          returned.
+
+ -- Function: `ut_system*' ut_read_xml `(const char* PATH)'
+     Reads the XML-formatted unit-database specified by PATH and
+     returns the corresponding unit-sytem.  If PATH is `NULL', then the
+     pathname specified by the environment variable `UDUNITS2_XML_PATH'
+     is used if set; otherwise, the compile-time pathname of the
+     installed, default, unit database is used.  You should pass the
+     returned pointer to `ut_free_system()' when you no longer need the
+     unit-system.  If an error occurs, then this function writes an
+     error-message using `*note ut_handle_error_message()::' and
+     returns `NULL'.  Also, `*note ut_get_status()::' will return one
+     of the following:
+
+    `UT_OPEN_ARG'
+          PATH is non-`NULL' but the file couldn't be opened.  See
+          `errno' for the reason.
+
+    `UT_OPEN_ENV'
+          PATH is `NULL' and environment variable `UDUNITS2_XML_PATH'
+          is set but the file couldn't be opened.  See `errno' for the
+          reason.
+
+    `UT_OPEN_DEFAULT'
+          PATH is `NULL', environment variable `UDUNITS2_XML_PATH' is
+          unset, and the installed, default, unit database couldn't be
+          opened.  See `errno' for the reason.
+
+    `UT_OS'
+          Operating-system error.  See `errno'.
+
+    `UT_PARSE'
+          The database file couldn't be parsed.
+
+ -- Function: `ut_system*' ut_new_system `(void)'
+     Creates and returns a new unit-system.  On success, the
+     unit-system will be empty except for the dimensionless unit one.
+     You should pass the returned pointer to `ut_free_system()' when you
+     no longer need the unit-system.  If an error occurs, then this
+     function writes an error-message using `*note
+     ut_handle_error_message()::' and returns `NULL'.  Also, `*note
+     ut_get_status()::' will return the following:
+
+    `UT_OS'
+          Operating-system error.  See `errno'.
+
+
+File: udunits2lib.info,  Node: Extracting,  Next: Adding,  Prev: Obtaining,  Up: Unit-Systems
+
+3.2 Extracting Units from a Unit-System
+=======================================
+
+*NOTE\:* This section covers low-level access to the indidual units of a
+*note unit-system::.  General parsing of arbitrary unit specifications
+is coverted in the section *note Parsing::.
+
+   A *note unit-system:: contains mappings from identifiers to units
+(and vice versa).  Consequently, once you have a unit-system, you can
+easily obtain a unit for which you know the name or symbol using the
+function `*note ut_get_unit_by_name()::' or `*note
+ut_get_unit_by_symbol()::'.
+
+ -- Function: `ut_unit*' ut_get_unit_by_name `(const ut_system* SYSTEM,
+          const char* NAME)'
+     Returns the unit to which NAME maps from the unit-system
+     referenced by SYSTEM or `NULL' if no such unit exists.  Name
+     comparisons are case-insensitive.  If this function returns
+     `NULL', then `*note ut_get_status()::' will return one of the
+     following:
+
+    `UT_SUCCESS'
+          NAME doesn't map to a unit of SYSTEM.
+
+    `UT_BAD_ARG'
+          SYSTEM or NAME is `NULL'.
+
+     You should pass the returned unit to `ut_free()' when it is no
+     longer needed.
+
+ -- Function: `ut_unit*' ut_get_unit_by_symbol `(const ut_system*
+          SYSTEM, const char* SYMBOL)'
+     Returns the unit to which SYMBOL maps from the unit-system
+     referenced by SYSTEM or `NULL' if no such unit exists.  Symbol
+     comparisons are case-sensitive.  If this function returns `NULL',
+     then `*note ut_get_status()::' will return one of the following:
+
+    `UT_SUCCESS'
+          SYMBOL doesn't map to a unit of SYSTEM.
+
+    `UT_BAD_ARG'
+          SYSTEM or SYMBOL is `NULL'.
+
+     You should pass the returned unit to `ut_free()' when it is no
+     longer needed.
+
+ -- Function: `ut_unit*' ut_get_dimensionless_unit_one `(const
+          ut_system* SYSTEM)'
+     Returns the dimensionless unit one of the unit-system referenced by
+     SYSTEM.  While not necessary, the returned pointer may be passed
+     to `ut_free()' when you no longer need the unit.  If SYSTEM is
+     `NULL', then this function writes an error-message using `*note
+     ut_handle_error_message()::' and returns `NULL'.  Also, `*note
+     ut_get_status()::' will return `UT_BAD_ARG'.
+
+
+File: udunits2lib.info,  Node: Adding,  Next: Prefixes,  Prev: Extracting,  Up: Unit-Systems
+
+3.3 Adding Units to a Unit-System
+=================================
+
+If you use `*note ut_read_xml()::', then you should not normally need to
+add any new units to a unit-system.
+
+   Because you get units via their names or symbols, adding a unit to a
+unit-system actually means mapping one or more identifiers (i.e., names
+or symbols) to the unit.  Thereafter, you can use `*note
+ut_get_unit_by_name()::' and `*note ut_get_unit_by_symbol()::' to
+retrieve the unit.  The mapping of identifiers to units is covered
+*note here: Mapping.
+
+   Having said that, it is possible to create a new base or
+dimensionless unit within a unit-system using `*note
+ut_new_base_unit()::' or `*note ut_new_dimensionless_unit()::'--you'll
+just also have to map identifiers to the newly-created unit in order to
+be able to retrieve it later by identifier.
+
+ -- Function: `ut_unit*' ut_new_base_unit `(ut_system* SYSTEM)'
+     Creates and adds a new base-unit to the unit-system referenced by
+     SYSTEM.  This function returns the new base-unit.  You should pass
+     the returned pointer to `ut_free()' when you no longer need the
+     unit.  If an error occurs, then this function writes an
+     error-message using `*note ut_handle_error_message()::' and
+     returns `NULL'.  Also, `*note ut_get_status()::' will return one
+     of the following:
+
+    `UT_BAD_ARG'
+          SYSTEM is `NULL'.
+
+    `UT_OS'
+          Operating-system failure.  See `errno'.
+     If you use `*note ut_read_xml()::', then you should not normally
+     need to call this function.
+
+ -- Function: `ut_unit*' ut_new_dimensionless_unit `(ut_system* SYSTEM)'
+     Creates and adds a new dimensionless-unit to the unit-system
+     referenced by SYSTEM.  This function returns the new
+     dimensionless-unit.  You should pass the returned pointer to
+     `ut_free()' when you no longer need the unit.  If an error occurs,
+     then this function writes an error-message using `*note
+     ut_handle_error_message()::' and returns `NULL'.  Also, `*note
+     ut_get_status()::' will return one of the following:
+
+    `UT_BAD_ARG'
+          SYSTEM is `NULL'.
+
+    `UT_OS'
+          Operating-system failure.  See `errno'.
+     If you use `*note ut_read_xml()::', then you should not normally
+     need to call this function.
+
+
+File: udunits2lib.info,  Node: Prefixes,  Next: Misc,  Prev: Adding,  Up: Unit-Systems
+
+3.4 Adding Unit-Prefixes to a Unit-System
+=========================================
+
+A prefix is a word or symbol that is appended to the beginning of a
+word or symbol that represents a unit in order to modify the value of
+that unit.  For example, the prefix "kilo" in the word "kiloamperes"
+changes the value from one ampere to one-thousand amperes.
+
+   If you use `*note ut_read_xml()::', then you should not normally
+need to add any new prefixes to a unit-system.
+
+ -- Function: `*note ut_status::' ut_add_name_prefix `(ut_system*
+          SYSTEM, const char* NAME, double VALUE)'
+     Adds the name-prefix NAME with the value VALUE to the unit-system
+     SYSTEM.  A name-prefix is something like "mega" or "milli".
+     Comparisons between name-prefixes are case-insensitive.  This
+     function returns one of the following:
+
+    `UT_SUCCESS'
+          Success.
+
+    `UT_BAD_ARG'
+          SYSTEM or NAME is `NULL', or VALUE is `0'.
+
+    `UT_EXISTS'
+          NAME already maps to a different value.
+
+    `UT_OS'
+          Operating-system failure.  See `errno'.
+
+ -- Function: `*note ut_status::' ut_add_symbol_prefix `(ut_system*
+          SYSTEM, const char* SYMBOL, double VALUE)'
+     Adds the symbol-prefix SYMBOL with the value VALUE to the
+     unit-system SYSTEM.  A symbol-prefix is something like "M" or "m".
+     Comparisons between symbol-prefixes are case-sensitive.  This
+     function returns one of the following:
+
+    `UT_SUCCESS'
+          Success.
+
+    `UT_BAD_ARG'
+          SYSTEM or SYMBOL is `NULL', or VALUE is `0'.
+
+    `UT_EXISTS'
+          SYMBOL already maps to a different value.
+
+    `UT_OS'
+          Operating-system failure.  See `errno'.
+
+
+File: udunits2lib.info,  Node: Misc,  Prev: Prefixes,  Up: Unit-Systems
+
+3.5 Miscelaneous Operations on Unit-Systems
+===========================================
+
+ -- Function: `void' ut_free_system `(ut_system* SYSTEM)'
+     Frees the unit-system referenced by SYSTEM.  All
+     unit-to-identifier and identifier-to-unit mappings are removed.
+     Use of `system' after this function returns results in undefined
+     behavior.
+
+ -- Function: `*note ut_status::' ut_set_second `(const ut_unit*
+          SECOND)'
+     Sets the "second" unit of a unit-system.  This function must be
+     called before the first call to `ut_offset_by_time()' for a unit
+     in the same unit-system.  `*note ut_read_xml()::' calls this
+     function if the unit-system it's reading contains a unit named
+     "second".  This function returns one of the following:
+
+    `UT_SUCCESS'
+          The "second" unit of SYSTEM was successfully set.
+
+    `UT_EXISTS'
+          The "second" unit of SYSTEM is set to a different unit.
+
+    `UT_BAD_ARG'
+          SECOND is `NULL'.
+
+
+File: udunits2lib.info,  Node: Value Conversion,  Next: Parsing,  Prev: Unit-Systems,  Up: Top
+
+4 Converting Values Between Units
+*********************************
+
+You can convert numeric values in one unit to equivalent values in
+another, compatible unit by means of a converter.  For example
+
+     #include <udunits2.h>
+     ...
+         ut_unit*      from = ...;
+         ut_unit*      to = ...;
+         cv_converter* converter = ut_get_converter(from, to);
+         double       fromValue = ...;
+         double       toValue = cv_convert_double(converter, fromValue);
+
+         cv_free(converter);
+
+   The converter API is declared in the header-file `<converter.h>',
+which is automatically included by the UDUNITS-2 header-file
+(`<udunits2.h>') so you don't need to explicitly include it.
+
+ -- Function: `int' ut_are_convertible `(const ut_unit* UNIT1, uconst
+          t_unit* UNIT2)'
+     Indicates if numeric values in unit UNIT1 are convertible to
+     numeric values in unit UNIT2 via *note ut_get_converter()::.  In
+     making this determination, dimensionless units are ignored.  This
+     function returns a non-zero value if conversion is possible;
+     otherwise, `0' is returned and *note ut_get_status():: will return
+     one of the following:
+
+    `UT_BAD_ARG'
+          UNIT1 or UNIT2 is `NULL'.
+
+    `UT_NOT_SAME_SYSTEM'
+          UNIT1 and UNIT2 belong to different *note unit-system::s.
+
+    `UT_SUCCESS'
+          Conversion between the units is not possible (e.g., UNIT1
+          refers to a meter and UNIT2 refers to a kilogram.
+
+ -- Function: `cv_converter*' ut_get_converter `(ut_unit* const FROM,
+          ut_unit* const TO)'
+     Creates and returns a converter of numeric values in the FROM unit
+     to equivalent values in the TO unit.  You should pass the returned
+     pointer to `cv_free()' when you no longer need the converter.  If
+     an error occurs, then this function writes an error-message using
+     `*note ut_handle_error_message()::' and returns `NULL'.  Also,
+     `*note ut_get_status()::' will return one of the following:
+
+    `UT_BAD_ARG'
+          FROM or TO is `NULL'.
+
+    `UT_NOT_SAME_SYSTEM'
+          The units FROM and TO don't belong to the same unit-system.
+
+    `UT_MEANINGLESS'
+          The units belong to the same unit-system but conversion
+          between them is meaningless (e.g., conversion between seconds
+          and kilograms is meaningless).
+
+    `UT_OS'
+          Operating-system failure.  See `errno'.
+
+ -- Function: `float' cv_convert_float `(const cv_converter* CONVERTER,
+          const float VALUE)'
+     Converts the single floating-point value VALUE and returns the new
+     value.
+
+ -- Function: `double' cv_convert_double `(const cv_converter*
+          CONVERTER, const double VALUE)'
+     Converts the single double-precision value VALUE and returns the
+     new value.
+
+ -- Function: `float*' cv_convert_floats `(const cv_converter*
+          CONVERTER, const float* IN, size_t COUNT, float* OUT)'
+     Converts the COUNT floating-point values starting at IN, writing
+     the new values starting at OUT and, as a convenience, returns OUT.
+     The input and output arrays may overlap or be identical.
+
+ -- Function: `double*' cv_convert_doubles `(const cv_converter*
+          CONVERTER, const double* IN, size_t COUNT, double* OUT)'
+     Converts the COUNT double-precision values starting at IN, writing
+     the new values starting at OUT and, as a convenience, returns OUT.
+     The input and output arrays may overlap or be identical.
+
+ -- Function: `void' cv_free `(cv_converter* CONV)';
+     Frees resources associated with the converter referenced by CONV.
+     You should call this function when you no longer need the
+     converter.  Use of CONV upon return results in undefined behavior.
+
+
+File: udunits2lib.info,  Node: Parsing,  Next: Syntax,  Prev: Value Conversion,  Up: Top
+
+5 Parsing a String into a Unit
+******************************
+
+Here's an example of parsing a string representation of a unit into its
+binary representation:
+
+     #include <stdlib.h>
+     #include <udunits2.h>
+     ...
+         ut_system*   unitSystem = *note ut_read_xml(NULL): ut_read_xml().;
+         const char* string = "kg.m2/s3";
+         ut_unit*     watt = *note ut_parse: ut_parse().(unitSystem, string, UT_ASCII);
+
+         if (watt == NULL) {
+             /* Unable to parse string. */
+         }
+         else {
+             /* Life is good. */
+         }
+
+ -- Function: `ut_unit*' ut_parse `(const ut_system* SYSTEM, const
+          char* STRING, ut_encoding ENCODING)'
+     Returns the binary unit representation corresponding to the string
+     unit representation STRING in the character-set ENCODING using the
+     unit-system SYSTEM.  STRING must have no leading or trailing
+     whitespace (see `*note ut_trim()::').  If an error occurs, then
+     this function returns `NULL' and `*note ut_get_status()::' will
+     return one of the following:
+
+    `UT_BAD_ARG'
+          SYSTEM or STRING is `NULL'.
+
+    `UT_SYNTAX'
+          STRING contained a syntax error.
+
+    `UT_UNKNOWN'
+          STRING contained an unknown identifier.
+
+    `UT_OS'
+          Operating-system failure.  See `errno' for the reason.
+
+     You should pass the returned unit to `ut_free()' when it is no
+     longer needed.
+
+ -- Function: `size_t' ut_trim `(char* STRING, ut_encoding ENCODING)'
+     Removes all leading and trailing whitespace from the
+     NUL-terminated string STRING.  Returns STRING, which is modified
+     if it contained leading or trailing whitespace.
+
+
+File: udunits2lib.info,  Node: Syntax,  Next: Formatting,  Prev: Parsing,  Up: Top
+
+6 Unit Syntax
+*************
+
+For the most part, the UDUNITS-2 package follows the syntax for
+unit-strings promulgated by the US National Institute for Standards and
+Technology (NIST).  Details, of which, can be found at
+`http://physics.nist.gov/cuu/Units/index.html'.  The one general
+exception to this is the invention of a syntax for "offset"-units
+(e.g., the definition of the degree Celsius is "K @ 273.15").
+
+* Menu:
+
+* Examples::  Examples of unit specifications
+* Grammar::   Formal unit grammar
+
+
+File: udunits2lib.info,  Node: Examples,  Next: Grammar,  Up: Syntax
+
+6.1 Unit Specification Examples
+===============================
+
+     String Type   Using Names             Using       Comment
+                                           Symbols     
+     -------------------------------------------------------------------------------------------------------- 
+     Simple        meter                   m           
+     Raised        meter^2                 m2          higher precedence than multiplying or dividing
+     Product       newton meter            N.m         
+     Quotient      meter per second        m/s         
+     Scaled        60 second               60 s        
+     Prefixed      kilometer               km          
+     Offset        kelvin from 273.15      K @ 273.15  lower precedence than multiplying or dividing
+     Logarithmic   lg(re milliwatt)        lg(re mW)   "lg" is base 10, "ln" is base e, and "lb" is base 2
+     Grouped       (5 meter)/(30 second)   (5 m)/(30   
+                                           s)          
+
+The above may be combined, e.g., "0.1 lg(re m/(5 s)^2) @ 50".
+
+   You may also look at the `<def>' elements in *note the units
+database: Database. to see examples of string unit specifications.
+
+   You may use the `*note udunits2: (udunits2prog)Top.' utility to
+experiment with string unit specifications.
+
+
+File: udunits2lib.info,  Node: Grammar,  Prev: Examples,  Up: Syntax
+
+6.2 Unit Grammar
+================
+
+Here is the unit-syntax understood by the UDUNITS-2 package.  Words
+printed _Thusly_ indicate non-terminals; words printed THUSLY indicate
+terminals; and words printed <thusly> indicate lexical elements.
+
+     _Unit-Spec: one of_
+             nothing
+             _Shift-Spec_
+
+     _Shift-Spec: one of_
+             _Product-Spec_
+             _Product-Spec_ SHIFT REAL
+             _Product-Spec_ SHIFT INT
+             _Product-Spec_ SHIFT _Timestamp_
+
+     _Product-Spec: one of_
+             _Power-Spec_
+             _Product-Spec_ _Power-Spec_
+             _Product-Spec_ MULTIPLY _Power-Spec_
+             _Product-Spec_ DIVIDE _Power-Spec_
+
+     _Power-Spec: one of_
+             _Basic-Spec_
+             _Basic-Spec_ INT
+             _Basic-Spec_ EXPONENT
+             _Basic-Spec_ RAISE INT
+
+     _Basic-Spec: one of_
+             ID
+             "(" _Shift-Spec_ ")"
+             LOGREF _Product_Spec_ ")"
+             _Number_
+
+     _Number: one of_
+             INT
+             REAL
+
+     _Timestamp: one of_
+             DATE
+             DATE CLOCK
+             DATE CLOCK CLOCK
+             DATE CLOCK INT
+             DATE CLOCK ID
+             TIMESTAMP
+             TIMESTAMP INT
+             TIMESTAMP ID
+
+     SHIFT:
+             <space>* <shift_op> <space>*
+
+     <shift_op>: one of
+             "@"
+             "after"
+             "from"
+             "since"
+             "ref"
+
+     REAL:
+             the usual floating-point format
+
+     INT:
+             the usual integer format
+
+     MULTIPLY: one of
+             "-"
+             "."
+             "*"
+             <space>+
+             <centered middot>
+
+     DIVIDE:
+             <space>* <divide_op> <space>*
+
+     <divide_op>: one of
+             per
+             PER
+             "/"
+
+     EXPONENT:
+             ISO-8859-9 or UTF-8 encoded exponent characters
+
+     RAISE: one of
+             "^"
+             "**"
+
+     ID: one of
+             <id>
+             "%"
+             "'"
+             "\""
+             degree sign
+             greek mu character
+
+     <id>:
+             <alpha> <alphanum>*
+
+     <alpha>:
+             [A-Za-z_]
+             ISO-8859-1 alphabetic characters
+             non-breaking space
+
+     <alphanum>: one of
+             <alpha>
+             <digit>
+
+     <digit>:
+             [0-9]
+
+     LOGREF:
+             <log> <space>* <logref>
+
+     <log>: one of
+             "log"
+             "lg"
+             "ln"
+             "lb"
+
+     <logref>:
+             "(" <space>* <re> ":"? <space>*
+
+     DATE:
+             <year> "-" <month> ("-" <day>)?
+
+     <year>:
+             [+-]?[0-9]{1,4}
+
+     <month>:
+             "0"?[1-9]|1[0-2]
+
+     <day>:
+             "0"?[1-9]|[1-2][0-9]|"30"|"31"
+
+     CLOCK:
+             <hour> ":" <minute> (":" <second>)?
+
+     TIMSTAMP:
+             <year> (<month> <day>?)? "T" <hour> (<minute> <second>?)?
+
+     <hour>:
+             [+-]?[0-1]?[0-9]|2[0-3]
+
+     <minute>:
+             [0-5]?[0-9]
+
+     <second>:
+             (<minute>|60) (\.[0-9]*)?
+
+
+File: udunits2lib.info,  Node: Formatting,  Next: Operations,  Prev: Syntax,  Up: Top
+
+7 Formatting a Unit into a String
+*********************************
+
+Use the `*note ut_format()::' function to obtain the string
+representation of a binary unit.  For example, the following gets the
+definition of the unit "watt" in ASCII characters using unit-symbols
+rather than unit-names:
+
+     ut_unit*     watt = ...;
+     char        buf[128];
+     unsigned    opts = *note UT_ASCII: ut_encoding. | UT_DEFINITION;
+     int         len = *note ut_format: ut_format().(watt, buf, sizeof(buf), opts);
+
+     if (len == -1) {
+         /* Couldn't get string */
+     }
+     else if (len == sizeof(buf)) {
+         /* Entire buffer used: no terminating NUL */
+     }
+     else {
+         /* Have string with terminating NUL */
+     }
+
+ -- Function: `int' ut_format `(const ut_unit* UNIT, char* BUF, size_t
+          SIZE, unsigned OPTS)'
+     Formats the unit UNIT (i.e., returns its string representation)
+     into the buffer pointed-to by BUF of size SIZE.  The argument OPTS
+     specifies how the formatting is to be done and is a bitwise OR of
+     a *note ut_encoding:: value and zero or more of the following:
+
+    `UT_NAMES'
+          Use unit names instead of symbols.
+
+    `UT_DEFINITION'
+          The formatted string should be the definition of UNIT in terms
+          of basic-units instead of stopping any expansion at the
+          highest level possible.
+
+     On success, this function returns either the number of bytes -
+     excluding the terminating `NUL' - that were written into `buf' or
+     the number of bytes that _would have been written_. The difference
+     is due to the runtime `snprinf()' function that was used.
+
+     On failure, this function returns `-1' and *note ut_get_status()::
+     will return one of the following:
+
+    `UT_BAD_ARG'
+          UNIT or BUF is `NULL', or OPTS contains the bit patterns of
+          both `UT_LATIN1' and `UT_UTF8'.
+
+    `UT_CANT_FORMAT'
+          UNIT can't be formatted in the desired manner (e.g., OPTS
+          contains `UT_ASCII' but UNIT doesn't have an identifier in
+          that character-set or OPTS doesn't contain UT_NAMES and a
+          necessary symbol doesn't exist).
+
+
+File: udunits2lib.info,  Node: Operations,  Next: Mapping,  Prev: Formatting,  Up: Top
+
+8 Unit Operations
+*****************
+
+You can use unit operations to construct new units, get information
+about units, or compare units.
+
+* Menu:
+
+* Unary::       Operations on a single unit
+* Binary::      Operations on pairs of units
+
+
+File: udunits2lib.info,  Node: Unary,  Next: Binary,  Up: Operations
+
+8.1 Unary Unit Operations
+=========================
+
+ -- Function: `void' ut_free `(ut_unit* UNIT)'
+     Frees resources associated with UNIT.  You should invoke this
+     function on every unit that you no longer need.  Use of UNIT upon
+     return from this function results in undefined behavior.
+
+ -- Function: `ut_unit*' ut_scale `(double FACTOR, const ut_unit* UNIT)'
+     Returns a unit equivalent to another unit scaled by a numeric
+     factor.  For example:
+          const ut_unit*   meter = ...
+          const ut_unit*   kilometer = ut_scale(1000, meter);
+     The returned unit is equivalent to UNIT multiplied by FACTOR.  You
+     should pass the returned pointer to `*note ut_free()::' when you
+     no longer need the unit.
+
+ -- Function: `ut_unit*' ut_offset `(const ut_unit* UNIT, double
+          OFFSET)'
+     Returns a unit equivalent to another unit relative to a particular
+     origin.  For example:
+          const ut_unit*   kelvin = ...
+          const ut_unit*   celsius = ut_offset(kelvin, 273.15);
+     The returned unit is equivalent to UNIT with an origin of OFFSET.
+     You should pass the returned pointer to `*note ut_free()::' when
+     you no longer need the unit.  If an error occurs, then this
+     function returns `NULL' and `*note ut_get_status()::' will return
+     one of the following:
+
+    `UT_BAD_ARG'
+          UNIT is `NULL'.
+
+    `UT_OS'
+          Operating-system error.  See `errno' for the reason.
+
+ -- Function: `ut_unit*' ut_offset_by_time `(const ut_unit* const UNIT,
+          const double ORIGIN)'
+     Returns a timestamp-unit equivalent to the time unit UNIT
+     referenced to the time-origin ORIGIN (as returned by `*note
+     ut_encode_time()::').  For example:
+          const ut_unit*   second = ...
+          const ut_unit*   secondsSinceTheEpoch =
+              ut_offset_by_time(second, ut_encode_time(1970, 1, 1, 0, 0, 0.0));
+     Leap seconds are not taken into account.  You should pass the
+     returned pointer to `*note ut_free()::' when you no longer need
+     the unit.  If an error occurs, then this function returns `NULL'
+     and `*note ut_get_status()::' will return one of the following:
+
+    `UT_BAD_ARG'
+          UNIT is `NULL'.
+
+    `UT_OS'
+          Operating-system error.  See `errno' for the reason.
+
+    `UT_MEANINGLESS'
+          Creation of a timestamp unit based on UNIT is not meaningful.
+          It might not be a time-unit, for example.
+
+    `UT_NO_SECOND'
+          The associated unit-system doesn't contain a "second" unit.
+          See `*note ut_set_second()::'.
+
+     *CAUTION:* The timestamp-unit was created to be analogous to, for
+     example, the degree celsius--but for the time dimension.  I've
+     come to believe, however, that creating such a unit was a mistake,
+     primarily because users try to use the unit in ways for which it
+     was not designed (such as converting dates in a calendar whose
+     year is exactly 365 days long).  Such activities are much better
+     handled by a dedicated calendar package.  Please be careful about
+     using timestamp-units.  See also the section on *note The Handling
+     of Time: Time.
+
+
+ -- Function: `ut_unit*' ut_invert `(const ut_unit* UNIT)'
+     Returns the inverse (i.e., reciprocal) of the unit UNIT.  This
+     convenience function is equal to `*note ut_raise(UNIT,-1):
+     ut_raise().'.  You should pass the returned pointer to `*note
+     ut_free()::' when you no longer need the unit.  If an error occurs,
+     then this function writes an error-message using `*note
+     ut_handle_error_message()::' and returns `NULL'.  Also, `*note
+     ut_get_status()::' will return one of the following:
+
+    `UT_BAD_ARG'
+          UNIT is `NULL'.
+
+    `UT_OS'
+          Operating-system error. See `errno' for the reason.
+
+ -- Function: `ut_unit*' ut_raise `(const ut_unit* UNIT, int POWER)'
+     Returns the unit equal to unit UNIT raised to the power POWER.
+     You should pass the returned pointer to `ut_free()' when you no
+     longer need the unit.  If an error occurs, then this function
+     writes an error-message using `*note ut_handle_error_message()::'
+     and returns `NULL'.  Also, `*note ut_get_status()::' will return
+     one of the following:
+
+    `UT_BAD_ARG'
+          UNIT is `NULL'.
+
+    `UT_OS'
+          Operating-system error. See `errno' for the reason.
+
+ -- Function: `ut_unit*' ut_root `(const ut_unit* UNIT, int ROOT)'
+     Returns the unit equal to the ROOT root of unit UNIT.  You should
+     pass the returned pointer to `ut_free()' when you no longer need
+     the unit.  If an error occurs, then this function writes an
+     error-message using `*note ut_handle_error_message()::' and
+     returns `NULL'.  Also, `*note ut_get_status()::' will return one
+     of the following:
+
+    `UT_BAD_ARG'
+          UNIT is `NULL'.
+
+    `UT_MEANINGLESS'
+          It's meaningless to take the given root of the given unit.
+          This could be because the resulting unit would have
+          fractional (i.e., non-integral) dimensionality, or because
+          the unit is, for example, a logarithmic unit.
+
+    `UT_OS'
+          Operating-system error. See `errno' for the reason.
+
+ -- Function: `ut_unit*' ut_log `(double BASE, const ut_unit*
+          REFERENCE)'
+     Returns the logarithmic unit corresponding to the logarithmic base
+     BASE and a reference level specified as the unit REFERENCE.  For
+     example, the following creates a decibel unit with a one milliwatt
+     reference level:
+               const ut_unit* milliWatt = ...;
+               const ut_unit* bel_1_mW = ut_log(10.0, milliWatt);
+
+               if (bel_1_mW != NULL) {
+                   const ut_unit* decibel_1_mW = *note ut_scale: ut_scale().(0.1, bel_1_mW);
+
+                   *note ut_free: ut_free().(bel_1_mW);   /* no longer needed */
+
+                   if (decibel_1_mW != NULL) {
+                       /* Have decibel unit with 1 mW reference */
+                       ...
+                       *note ut_free: ut_free().(decibel_1_mW);
+                   }                 /* "decibel_1_mW" allocated */
+               }
+     You should pass the returned pointer to `ut_free()' when you no
+     longer need the unit.  If an error occurs, then this function
+     writes an error-message using `*note ut_handle_error_message()::'
+     and returns `NULL'.  Also, `*note ut_get_status()::' will return
+     one of the following:
+
+    `UT_BAD_ARG'
+          REFERENCE is `NULL'.
+
+    `UT_OS'
+          Operating-system error. See `errno' for the reason.
+
+    `UT_BAD_ARG'
+          BASE is invalid (e.g., it must be greater than one).
+
+ -- Function: `const char*' ut_get_name `(const ut_unit* UNIT,
+          ut_encoding ENCODING)'
+     Returns the name to which the unit referenced by UNIT maps in the
+     character-encoding specified by ENCODING.  If this function
+     returns `NULL', then `*note ut_get_status()::' will return one of
+     the following:
+
+    `UT_BAD_ARG'
+          NAME is `NULL'.
+
+    `UT_SUCCESS'
+          UNIT doesn't map to a name in the given character-set.
+
+ -- Function: `const char*' ut_get_symbol `(const ut_unit* UNIT,
+          ut_encoding ENCODING)'
+     Returns the symbol to which the unit referenced by UNIT maps in the
+     character-encoding specified by ENCODING.  If this function
+     returns `NULL', then `*note ut_get_status()::' will return one of
+     the following:
+
+    `UT_BAD_ARG'
+          SYMBOL is `NULL'.
+
+    `UT_SUCCESS'
+          UNIT doesn't map to a symbol in the given character-set.
+
+ -- Function: `ut_system*' ut_get_system `(const ut_unit* UNIT)'
+     Returns the unit-system to which the unit referenced by UNIT
+     belongs.  If UNIT is `NULL', then this function writes an
+     error-message using `*note ut_handle_error_message()::' and
+     returns `NULL'.  Also, `*note ut_get_status()::' will return
+     `UT_BAD_ARG'.
+
+ -- Function: `int' ut_is_dimensionless `(const ut_unit* UNIT)'
+     Indicates if unit UNIT is dimensionless (like "radian").  This
+     function returns a non-zero value if the unit is dimensionfull;
+     otherwise, `0' is returned and *note ut_get_status():: will return
+     one of the following:
+
+    `UT_BAD_ARG'
+          UNIT1 is `NULL'.
+
+    `UT_SUCCESS'
+          The unit is dimensionless.
+
+ -- Function: `ut_unit*' ut_clone `(const ut_unit* UNIT)'
+     Returns a copy of the unit referenced by UNIT.  You should pass
+     the returned pointer to `ut_free()' when you no longer need the
+     unit.  If an error occurs, then this function writes an
+     error-message using `*note ut_handle_error_message()::' and
+     returns `NULL'.  Also, `*note ut_get_status()::' will return one
+     of the following:
+
+    `UT_BAD_ARG'
+          UNIT is `NULL'.
+
+    `UT_OS'
+          Operating-system failure.  See `errno'.
+     If you use `*note ut_read_xml()::', then you should not normally
+     need to call this function.
+
+ -- Function: `*note ut_status::' ut_accept_visitor `(const ut_unit*
+          UNIT, const *note ut_visitor: ut_visitor.* VISITOR, void*
+          ARG)'
+     Accepts the visitor VISITOR to the unit UNIT.  The argument ARG is
+     passed to the visitor's functions.  This function returns one of
+     the following:
+
+    `UT_BAD_ARG'
+          VISITOR or UNIT is `NULL'.
+
+    `UT_VISIT_ERROR'
+          An error occurred in VISITOR while visiting UNIT.
+
+    `UT_SUCCESS'
+          Success.
+
+ -- Data type: ut_visitor int foo(int) int bar(int, int)
+     You pass a pointer to a data object of this type if and when you
+     call `*note ut_accept_visitor()::'.  It contains the following
+     pointers to functions that implement your unit-visitor:
+
+    `*note ut_status:: (*visit_basic)(const ut_unit* UNIT, void* ARG);'
+          Visits the basic-unit UNIT.  A basic-unit is a base unit like
+          "meter" or a non-dimensional but named unit like "radian".
+          This function returns `*note UT_SUCCESS: ut_status.' on and
+          only on success.
+
+    `*note ut_status:: (*visit_product)(const ut_unit* UNIT, int COUNT, const ut_unit* const* BASICUNITS, const int* POWERS, void* ARG);'
+          Visits the product-unit UNIT.  The product-unit is a product
+          of the COUNT basic-units referenced by BASICUNITS, each
+          raised to their respective, non-zero power in POWERS.  This
+          function returns `*note UT_SUCCESS: ut_status.' on and only
+          on success.
+
+    `*note ut_status:: (*visit_galilean)(const ut_unit* UNIT, double SCALE, const ut_unit* UNDERLYINGUNIT, double ORIGIN, void* arg);'
+          Visits the Galilean-unit UNIT.  The Galilean-unit has the
+          underlying unit UNDERLYINGUNIT and either the non-unity scale
+          factor SCALE or the non-zero origin ORIGIN, or both.  This
+          function returns `*note UT_SUCCESS: ut_status.' on and only
+          on success.
+
+    `*note ut_status:: (*visit_timestamp)(const ut_unit* UNIT, const ut_unit* TIMEUNIT, double ORIGIN, void* ARG);'
+          Visits the timestamp-unit UNIT.  The timestamp-unit has the
+          underlying unit of time TIMEUNIT and the `*note
+          ut_encode_time()::'-encoded time-origin ORIGIN.  This
+          function returns `*note UT_SUCCESS: ut_status.' on and only
+          on success.
+
+    `*note ut_status:: (*visit_logarithmic)(const ut_unit* UNIT, double BASE, const ut_unit* REFERENCE, void* ARG);'
+          Visits the logarithmic-unit UNIT.  The logarithmic-unit has
+          the logarithmic base BASE and the reference-level is
+          specified by the unit REFERENCE.  This function returns
+          `*note UT_SUCCESS: ut_status.' on and only on success.
+
+
+File: udunits2lib.info,  Node: Binary,  Prev: Unary,  Up: Operations
+
+8.2 Binary Unit Operations
+==========================
+
+Binary unit operations act on two units.
+
+   *NOTE\:* The functions `*note ut_are_convertible()::' and `*note
+ut_get_converter()::' are also binary unit operations but are
+documented elsewhere.
+
+ -- Function: `ut_unit*' ut_multiply `(const ut_unit* UNIT1, const
+          ut_unit* UNIT2)'
+     Returns the result of multiplying unit UNIT1 by unit UNIT2.  You
+     should pass the pointer to *note ut_free():: when you no longer
+     need the unit On failure, this function returns `NULL' and *note
+     ut_get_status():: will return one of the following:
+
+    `UT_BAD_ARG'
+          UNIT1 or UNIT2 is `NULL'.
+
+    `UT_NOT_SAME_SYSTEM'
+          UNIT1 and UNIT2 belong to different *note unit-system::s.
+
+    `UT_OS'
+          Operating-system error. See ERRNO for the reason.
+
+ -- Function: `ut_unit*' ut_divide `(const ut_unit* NUMER, const
+          ut_unit* DENOM)'
+     Returns the result of dividing unit NUMER by unit DENOM.  You
+     should pass the pointer to *note ut_free():: when you no longer
+     need the unit On failure, this function returns `NULL' and *note
+     ut_get_status():: will return one of the following:
+
+    `UT_BAD_ARG'
+          NUMER or DENOM is `NULL'.
+
+    `UT_NOT_SAME_SYSTEM'
+          UNIT1 and UNIT2 belong to different *note unit-system::s.
+
+    `UT_OS'
+          Operating-system error. See `errno' for the reason.
+
+ -- Function: `int' ut_compare `(const ut_unit* UNIT1, const ut_unit*
+          UNIT2)'
+     Compares two units.  Returns a value less than, equal to, or
+     greater than zero as UNIT1 is considered less than, equal to, or
+     greater than UNIT2, respectively.  Units from different *note
+     unit-system::s never compare equal.  The value zero is also
+     returned if both unit pointers are `NULL'.
+
+ -- Function: `int' ut_same_system `(const ut_unit* UNIT1, const
+          ut_unit* UNIT2)'
+     Indicates if two units belong to the same unit-system.  This
+     function returns a non-zero value if the two units belong to the
+     same *note unit-system::; otherwise, `0' is returned and *note
+     ut_get_status():: will return one of the following:
+
+    `UT_BAD_ARG'
+          UNIT1 or UNIT2 is `NULL'.
+
+    `UT_SUCCESS'
+          The units belong to different *note unit-system::s.
+
+
+File: udunits2lib.info,  Node: Mapping,  Next: Time,  Prev: Operations,  Up: Top
+
+9 Mapping Between Identifiers and Units
+***************************************
+
+Within a unit-system, you can map an identifier to a unit and vice
+versa.  If an identifier maps to a unit, then the unit can be retrieved
+from the unit-system via the identifier.  Similarly, if a unit maps to
+an identifier, then the unit can be printed using the identifier.
+
+   There a two kinds of identifiers: names and symbols.
+
+* Menu:
+
+* Names::       Mapping between units and names.
+* Symbols::     Mapping between units and symbols.
+
+
+File: udunits2lib.info,  Node: Names,  Next: Symbols,  Up: Mapping
+
+9.1 Names
+=========
+
+You can map a name to a unit and vice versa.  If you use `*note
+ut_read_xml()::', then you shouldn't normally need to do this.
+
+ -- Function: `*note ut_status::' ut_map_name_to_unit `(const char*
+          NAME, const ut_encoding ENCODING, const ut_unit* UNIT)'
+     Maps the name referenced by NAME, in character-set ENCODING, to
+     the unit referenced by UNIT in the unit-system that contains UNIT.
+     This function returns one of the following:
+
+    `UT_SUCCESS'
+          Success.
+
+    `UT_BAD_ARG'
+          NAME or UNIT is `NULL'.
+
+    `UT_OS'
+          Operating-system failure.  See `errno'.
+
+    `UT_EXISTS'
+          NAME already maps to a different unit.
+
+ -- Function: `*note ut_status::' ut_unmap_name_to_unit `(ut_system*
+          SYSTEM, const char* NAME, const ut_encoding ENCODING)'
+     Removes any mapping from name NAME, in character-set ENCODING, to
+     a unit in unit-system SYSTEM.  This function returns one of the
+     following:
+
+    `UT_SUCCESS'
+          Success.
+
+    `UT_BAD_ARG'
+          SYSTEM or NAME is `NULL'.
+
+ -- Function: `*note ut_status::' ut_map_unit_to_name `(const ut_unit*
+          UNIT, const char* NAME, ut_encoding ENCODING)'
+     Maps the unit UNIT to the name NAME, which is in character-set
+     ENCODING, in the unit-system that contains the unit.  This
+     function returns one of the following:
+
+    `UT_SUCCESS'
+          Success.
+
+    `UT_BAD_ARG'
+          UNIT or NAME is `NULL', or NAME is not in the character-set
+          ENCODING.
+
+    `UT_OS'
+          Operating-system failure.  See `errno'.
+
+    `UT_EXISTS'
+          UNIT already maps to a different name.
+
+ -- Function: `*note ut_status::' ut_unmap_unit_to_name `(const
+          ut_unit* UNIT, ut_encoding ENCODING)'
+     Removes any mapping from unit UNIT to a name in character-set
+     ENCODING from the unit-system that contains the unit.  This
+     function returns one of the following:
+
+    `UT_SUCCESS'
+          Success.
+
+    `UT_BAD_ARG'
+          UNIT is `NULL'.
+
+
+File: udunits2lib.info,  Node: Symbols,  Prev: Names,  Up: Mapping
+
+9.2 Symbols
+===========
+
+You can map a symbol to a unit and vice versa.  If you use `*note
+ut_read_xml()::', then you shouldn't normally need to do this.
+
+ -- Function: `*note ut_status::' ut_map_symbol_to_unit `(const char*
+          SYMBOL, const ut_encoding ENCODING, const ut_unit* UNIT)'
+     Maps the symbol referenced by SYMBOL, in character-set ENCODING,
+     to the unit referenced by UNIT in the unit-system that contains
+     UNIT.  This function returns one of the following:
+
+    `UT_SUCCESS'
+          Success.
+
+    `UT_BAD_ARG'
+          SYMBOL or UNIT is `NULL'.
+
+    `UT_OS'
+          Operating-system failure.  See `errno'.
+
+    `UT_EXISTS'
+          SYMBOL already maps to a different unit.
+
+ -- Function: `*note ut_status::' ut_unmap_symbol_to_unit `(ut_system*
+          SYSTEM, const char* SYMBOL, const ut_encoding ENCODING)'
+     Removes any mapping from symbol SYMBOL, in character-set ENCODING,
+     to a unit in unit-system SYSTEM.  This function returns one of the
+     following:
+
+    `UT_SUCCESS'
+          Success.
+
+    `UT_BAD_ARG'
+          SYSTEM or SYMBOL is `NULL'.
+
+ -- Function: `*note ut_status::' ut_map_unit_to_symbol `(const
+          ut_unit* UNIT, const char* SYMBOL, ut_encoding ENCODING)'
+     Maps the unit UNIT to the symbol SYMBOL, which is in character-set
+     ENCODING, in the unit-system that contains the unit.  This
+     function returns one of the following:
+
+    `UT_SUCCESS'
+          Success.
+
+    `UT_BAD_ARG'
+          UNIT or SYMBOL is `NULL'.
+
+    `UT_BAD_ARG'
+          Symbol SYMBOL is not in the character-set ENCODING.
+
+    `UT_OS'
+          Operating-system failure.  See `errno'.
+
+    `UT_EXISTS'
+          UNIT already maps to a different symbol.
+
+ -- Function: `*note ut_status::' ut_unmap_unit_to_symbol `(const
+          ut_unit* UNIT, ut_encoding ENCODING)'
+     Removes any mapping from unit UNIT to a symbol in character-set
+     ENCODING from the unit-system that contains the unit.  This
+     function returns one of the following:
+
+    `UT_SUCCESS'
+          Success.
+
+    `UT_BAD_ARG'
+          UNIT is `NULL'.
+
+
+File: udunits2lib.info,  Node: Time,  Next: Errors,  Prev: Mapping,  Up: Top
+
+10 The Handling of Time
+***********************
+
+You should use a true calendar package rather than the UDUNITS-2 package
+to handle time.  Having said that, many people use the time-handling
+capabilities of the UDUNITS-2 package because it supports "units" like
+"`seconds since 1970-01-01'".  You should be aware, however, that the
+hybrid Gregorian/Julian calendar used by the UDUNITS-2 package _cannot
+be changed_.  Dates on or after 1582-10-15 are assumed to be Gregorian
+dates; dates before that are assumed to be Julian dates.  In particular,
+the year 1 BCE is immediately followed by the year 1 CE.
+
+   In general, the UDUNITS-2 package handles time by encoding it as
+double-precision value, which can then be acted upon arithmetically.
+
+ -- Function: `double' ut_encode_time `(int YEAR, int MONTH, int DAY,
+          int HOUR, int MINUTE, double SECOND)'
+     Encodes a time as a double-precision value.  This convenience
+     function is equivalent to
+          *note ut_encode_date: ut_encode_date().(YEAR,MONTH,DAY) + *note ut_encode_clock: ut_encode_clock().(HOUR,MINUTE,SECOND)
+
+ -- Function: `double' ut_encode_date `(int YEAR, int MONTH, int DAY)'
+     Encodes a date as a double-precision value.  You probably won't
+     use this function.  Dates on or after 1582-10-15 are assumed to be
+     Gregorian dates; dates before that are assumed to be Julian dates.
+     In particular, the year 1 BCE is immediately followed by the year
+     1 CE.
+
+ -- Function: `double' ut_encode_clock `(int HOUR, int MINUTE, double
+          SECOND)'
+     Encodes a clock-time as a double-precision value.  You probably
+     won't use this function.
+
+ -- Function: `void' ut_decode_time `(double TIME, int* YEAR, int*
+          MONTH, int* DAY, int* HOUR, int* MINUTE, double* SECOND,
+          double* RESOLUTION)'
+     Decodes a time from a double-precision value into its individual
+     components.  The variable referenced by RESOLUTION will be set to
+     the resolution (i.e., uncertainty) of the time in seconds.
+
+
+File: udunits2lib.info,  Node: Errors,  Next: Database,  Prev: Time,  Up: Top
+
+11 Error Handling
+*****************
+
+Error-handling in the units module has two aspects: the status of the
+last operation performed by the module and the handling of
+error-messages:
+
+* Menu:
+
+* Status::      The status of the last operation.
+* Messages::    The handling of error-messages.
+
+
+File: udunits2lib.info,  Node: Status,  Next: Messages,  Up: Errors
+
+11.1 Status of Last Operation
+=============================
+
+UDUNITS-2 functions set their status by calling `*note
+ut_set_status()::'.  You can use the function `*note ut_get_status()::'
+to retrieve that status.
+
+ -- Function: `*note ut_status::' ut_get_status `(void)'
+     Returns the value specified in the last call to `*note
+     ut_set_status()::'
+
+ -- Function: `void' ut_set_status `(*note ut_status:: STATUS)'
+     Set the status of the units module to STATUS.
+
+ -- Data type: ut_status
+     This enumeration has the following values:
+
+    `UT_SUCCESS'
+          Success
+
+    `UT_BAD_ARG'
+          An argument violates the the function's contract (e.g., it's
+          `NULL').
+
+    `UT_EXISTS'
+          Unit, prefix, or identifier already exists
+
+    `UT_NO_UNIT'
+          No such unit exists
+
+    `UT_OS'
+          Operating-system error.  See `errno' for the reason.
+
+    `UT_NOT_SAME_SYSTEM'
+          The units belong to different unit-systems
+
+    `UT_MEANINGLESS'
+          The operation on the unit or units is meaningless
+
+    `UT_NO_SECOND'
+          The unit-system doesn't have a unit named "second"
+
+    `UT_VISIT_ERROR'
+          An error occurred while visiting a unit
+
+    `UT_CANT_FORMAT'
+          A unit can't be formatted in the desired manner
+
+    `UT_SYNTAX'
+          String unit representation contains syntax error
+
+    `UT_UNKNOWN'
+          String unit representation contains unknown word
+
+    `UT_OPEN_ARG'
+          Can't open argument-specified unit database
+
+    `UT_OPEN_ENV'
+          Can't open environment-specified unit database
+
+    `UT_OPEN_DEFAULT'
+          Can't open installed, default, unit database
+
+    `UT_PARSE'
+          Error parsing unit database
+
+
+File: udunits2lib.info,  Node: Messages,  Prev: Status,  Up: Errors
+
+11.2 Error-Messages
+===================
+
+ -- Function: `int' ut_handle_error_message `(const char* FMT, ...)'
+     Handles the error-message corresponding to the format-string FMT
+     and any subsequent arguments referenced by it.  The interpretation
+     of the formatting-string is identical to that of the UNIX function
+     `printf()'.  On success, this function returns the number of bytes
+     in the error-message; otherwise, this function returns `-1'.
+
+     Use the function `*note ut_set_error_message_handler()::' to
+     change how error-messages are handled.
+
+ -- Function: `*note ut_error_message_handler::'
+ut_set_error_message_handler `(*note ut_error_message_handler::
+          HANDLER)'
+     Sets the function that handles error-messages and returns the
+     previous error-message handler.  The initial error-message handler
+     is `*note ut_write_to_stderr()::'.
+
+ -- Function: `int' ut_write_to_stderr `(const char* FMT, va_list ARGS)'
+     Writes the variadic error-message corresponding to
+     formatting-string FMT and arguments ARGS to the standard-error
+     stream and appends a newline.  The interpretation of the
+     formatting-string is identical to that of the UNIX function
+     `printf()'.  On success, this function returns the number of bytes
+     in the error-message; otherwise, this function returns `-1'.
+
+ -- Function: `int' ut_ignore `(const char* FMT, va_list ARGS)'
+     Does nothing.  In particular, it ignores the variadic error-message
+     corresponding to formatting-string FMT and arguments ARGS.  Pass
+     this function to `*note ut_set_error_message_handler()::' when you
+     don't want the unit module to print any error-messages.
+
+ -- Data type: ut_error_message_handler
+     This is the type of an error-message handler.  It's definition is
+          typedef int (*ut_error_message_handler)(const char* fmt, va_list args);
+
+
+File: udunits2lib.info,  Node: Database,  Next: Types,  Prev: Errors,  Up: Top
+
+12 The Units Database
+*********************
+
+The database of units that comes with the UDUNITS-2 package is an
+XML-formatted file that is based on the SI system of units.  It
+contains the names and symbols of most of the units that you will ever
+encounter.  The pathname of the installed file is
+`_datadir_/udunits2.xml', where _datadir_ is the installation-directory
+for read-only, architecture-independent data (e.g., `/usr/local/share').
+This pathname is the default that `*note ut_read_xml()::' uses.
+
+   Naturally, because the database is a regular file, it can be edited
+to add new units or remove existing ones.  Be very careful about doing
+this, however, because you might lose the benefit of exchanging
+unit-based information with others who haven't modified their database.
+
+
+File: udunits2lib.info,  Node: Types,  Next: Complete Index,  Prev: Database,  Up: Top
+
+13 Data Types
+*************
+
+The data types `*note ut_visitor::', `*note ut_status::', and `*note
+ut_error_message_handler::' are documented elsewhere.
+
+ -- Data type: ut_encoding
+     This enumeration has the following values:
+
+    `UT_ASCII'
+          US ASCII (http://en.wikipedia.org/wiki/Ascii) character-set.
+
+    `UT_ISO_8859_1'
+          The ISO-8859-1 (http://en.wikipedia.org/wiki/Iso-8859-1)
+          character-set.
+
+    `UT_LATIN1'
+          Synonym for `UT_ISO_8859_1'.
+
+    `UT_UTF8'
+          The UTF-8 (http://en.wikipedia.org/wiki/Utf-8) encoding of
+          the Unicode character-set.
+
+
+File: udunits2lib.info,  Node: Complete Index,  Prev: Types,  Up: Top
+
+Index
+*****
+
+ [index ]
+* Menu:
+
+* adding prefixes to a unit-system:      Prefixes.            (line   6)
+* adding units to a unit-system:         Adding.              (line   6)
+* base unit:                             Unit-Systems.        (line   7)
+* binary unit operations:                Binary.              (line   6)
+* converting values between units:       Value Conversion.    (line   6)
+* cv_convert_double:                     Value Conversion.    (line  72)
+* cv_convert_doubles:                    Value Conversion.    (line  83)
+* cv_convert_float:                      Value Conversion.    (line  67)
+* cv_convert_floats:                     Value Conversion.    (line  77)
+* cv_free:                               Value Conversion.    (line  88)
+* data types:                            Types.               (line   6)
+* database, unit, obtaining predefined:  Obtaining.           (line   6)
+* database, units:                       Database.            (line   6)
+* error handling:                        Errors.              (line   6)
+* error-messages:                        Messages.            (line   6)
+* examples, unit specification:          Examples.            (line   6)
+* formatting a unit into a string:       Formatting.          (line   6)
+* getting a unit by its name:            Extracting.          (line  16)
+* getting a unit by its symbol:          Extracting.          (line  33)
+* grammar, unit:                         Grammar.             (line   6)
+* mapping identifiers:                   Mapping.             (line   6)
+* mapping units:                         Mapping.             (line   6)
+* messages, error:                       Messages.            (line   6)
+* module status:                         Status.              (line   6)
+* names:                                 Names.               (line   6)
+* operations, unit:                      Operations.          (line   6)
+* parsing a string into a unit:          Parsing.             (line   6)
+* prefixes, adding to a unit-system:     Prefixes.            (line   6)
+* status of last operation:              Status.              (line   6)
+* string, formatting a unit into a:      Formatting.          (line   6)
+* string, parsing into a unit:           Parsing.             (line   6)
+* symbols:                               Symbols.             (line   6)
+* synopsis:                              Synopsis.            (line   6)
+* syntax, unit:                          Syntax.              (line   6)
+* system of units:                       Unit-Systems.        (line   6)
+* time, handling of:                     Time.                (line   6)
+* types, data:                           Types.               (line   6)
+* unary unit operations:                 Unary.               (line   6)
+* unit conversion:                       Value Conversion.    (line   6)
+* unit database, obtaining predefined:   Obtaining.           (line   6)
+* unit grammar:                          Grammar.             (line   6)
+* unit operations:                       Operations.          (line   6)
+* unit specification examples:           Examples.            (line   6)
+* unit syntax:                           Syntax.              (line   6)
+* unit, adding to a unit-system:         Adding.              (line   6)
+* unit, base:                            Unit-Systems.        (line   7)
+* unit, formatting into a string:        Formatting.          (line   6)
+* unit, getting by name:                 Extracting.          (line  16)
+* unit, getting by symbol:               Extracting.          (line  33)
+* unit-system:                           Unit-Systems.        (line   6)
+* unit-system, adding a unit to:         Adding.              (line   6)
+* unit-system, adding prefixes to a:     Prefixes.            (line   6)
+* unit-system, obtaining predefined:     Obtaining.           (line   6)
+* units database:                        Database.            (line   6)
+* units, mapping to identifiers:         Mapping.             (line   6)
+* units, obtaining predefined:           Obtaining.           (line   6)
+* ut_accept_visitor:                     Unary.               (line 224)
+* ut_add_name_prefix:                    Prefixes.            (line  16)
+* ut_add_symbol_prefix:                  Prefixes.            (line  35)
+* ut_are_convertible:                    Value Conversion.    (line  25)
+* ut_clone:                              Unary.               (line 206)
+* ut_compare:                            Binary.              (line  46)
+* ut_decode_time:                        Time.                (line  39)
+* ut_divide:                             Binary.              (line  30)
+* ut_encode_clock:                       Time.                (line  33)
+* ut_encode_date:                        Time.                (line  25)
+* ut_encode_time:                        Time.                (line  20)
+* ut_encoding:                           Types.               (line  10)
+* ut_error_message_handler:              Messages.            (line  38)
+* ut_format:                             Formatting.          (line  28)
+* ut_free:                               Unary.               (line   7)
+* ut_free_system:                        Misc.                (line   7)
+* ut_get_converter:                      Value Conversion.    (line  44)
+* ut_get_dimensionless_unit_one:         Extracting.          (line  51)
+* ut_get_name:                           Unary.               (line 162)
+* ut_get_path_xml:                       Obtaining.           (line  38)
+* ut_get_status:                         Status.              (line  11)
+* ut_get_symbol:                         Unary.               (line 175)
+* ut_get_system:                         Unary.               (line 187)
+* ut_get_unit_by_name:                   Extracting.          (line  18)
+* ut_get_unit_by_symbol:                 Extracting.          (line  35)
+* ut_handle_error_message:               Messages.            (line   7)
+* ut_ignore:                             Messages.            (line  32)
+* ut_invert:                             Unary.               (line  77)
+* ut_is_dimensionless:                   Unary.               (line 194)
+* ut_log:                                Unary.               (line 127)
+* ut_map_name_to_unit:                   Names.               (line  11)
+* ut_map_symbol_to_unit:                 Symbols.             (line  11)
+* ut_map_unit_to_name:                   Names.               (line  41)
+* ut_map_unit_to_symbol:                 Symbols.             (line  41)
+* ut_multiply:                           Binary.              (line  14)
+* ut_new_base_unit:                      Adding.              (line  23)
+* ut_new_dimensionless_unit:             Adding.              (line  40)
+* ut_new_system:                         Obtaining.           (line  90)
+* ut_offset:                             Unary.               (line  22)
+* ut_offset_by_time:                     Unary.               (line  40)
+* ut_parse:                              Parsing.             (line  25)
+* ut_raise:                              Unary.               (line  92)
+* ut_read_xml:                           Obtaining.           (line  58)
+* ut_read_xml(), discussion of:          Obtaining.           (line   6)
+* ut_root:                               Unary.               (line 106)
+* ut_same_system:                        Binary.              (line  54)
+* ut_scale:                              Unary.               (line  12)
+* ut_set_error_message_handler:          Messages.            (line  19)
+* ut_set_second:                         Misc.                (line  14)
+* ut_set_status:                         Status.              (line  15)
+* ut_status:                             Status.              (line  18)
+* ut_trim:                               Parsing.             (line  48)
+* ut_unmap_name_to_unit:                 Names.               (line  29)
+* ut_unmap_symbol_to_unit:               Symbols.             (line  29)
+* ut_unmap_unit_to_name:                 Names.               (line  60)
+* ut_unmap_unit_to_symbol:               Symbols.             (line  62)
+* ut_visitor:                            Unary.               (line 238)
+* ut_write_to_stderr:                    Messages.            (line  24)
+
+
+
+Tag Table:
+Node: Top2172
+Node: Synopsis5350
+Node: Why17919
+Ref: unit-system19320
+Node: Unit-Systems19320
+Node: Obtaining20345
+Ref: ut_get_path_xml()21824
+Ref: ut_read_xml()22692
+Ref: ut_new_system()24028
+Node: Extracting24582
+Ref: ut_get_unit_by_name()25237
+Ref: ut_get_unit_by_symbol()25824
+Ref: ut_get_dimensionless_unit_one()26416
+Node: Adding26908
+Ref: ut_new_base_unit()27840
+Ref: ut_new_dimensionless_unit()28548
+Node: Prefixes29283
+Ref: ut_add_name_prefix()29841
+Ref: ut_add_symbol_prefix()30444
+Node: Misc31054
+Ref: ut_free_system()31218
+Ref: ut_set_second()31485
+Node: Value Conversion32110
+Ref: ut_are_convertible()32910
+Ref: ut_get_converter()33673
+Ref: cv_convert_float()34603
+Ref: cv_convert_double()34790
+Ref: cv_convert_floats()34982
+Ref: cv_convert_doubles()35315
+Ref: cv_free()35654
+Node: Parsing35914
+Ref: ut_parse()36577
+Ref: ut_trim()37425
+Node: Syntax37677
+Node: Examples38267
+Node: Grammar39644
+Node: Formatting42766
+Ref: ut_format()43589
+Node: Operations45015
+Node: Unary45341
+Ref: ut_free()45466
+Ref: ut_scale()45714
+Ref: ut_offset()46155
+Ref: ut_offset_by_time()46867
+Ref: ut_invert()48567
+Ref: ut_raise()49205
+Ref: ut_root()49766
+Ref: ut_log()50595
+Ref: ut_get_name()52044
+Ref: ut_get_symbol()52495
+Ref: ut_get_system()52954
+Ref: ut_is_dimensionless()53299
+Ref: ut_clone()53700
+Ref: ut_accept_visitor()54326
+Ref: ut_visitor54816
+Node: Binary57042
+Ref: ut_multiply()57364
+Ref: ut_divide()57946
+Ref: ut_compare()58525
+Ref: ut_same_system()58930
+Node: Mapping59418
+Node: Names60027
+Ref: ut_map_name_to_unit()60246
+Ref: ut_unmap_name_to_unit()60789
+Ref: ut_map_unit_to_name()61171
+Ref: ut_unmap_unit_to_name()61750
+Node: Symbols62120
+Ref: ut_map_symbol_to_unit()62345
+Ref: ut_unmap_symbol_to_unit()62901
+Ref: ut_map_unit_to_symbol()63293
+Ref: ut_unmap_unit_to_symbol()63908
+Node: Time64282
+Ref: ut_encode_time()65105
+Ref: ut_encode_date()65452
+Ref: ut_encode_clock()65819
+Ref: ut_decode_time()66008
+Node: Errors66379
+Node: Status66751
+Ref: ut_get_status()67036
+Ref: ut_set_status()67178
+Ref: ut_status67294
+Node: Messages68534
+Ref: ut_handle_error_message()68646
+Ref: ut_set_error_message_handler()69179
+Ref: ut_write_to_stderr()69492
+Ref: ut_ignore()69955
+Ref: ut_error_message_handler70296
+Node: Database70490
+Node: Types71357
+Ref: ut_encoding71600
+Node: Complete Index72053
+
+End Tag Table
diff --git a/lib/udunits2lib.pdf b/lib/udunits2lib.pdf
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index 0000000..119ead1
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diff --git a/lib/udunits2lib.texi b/lib/udunits2lib.texi
new file mode 100644
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--- /dev/null
+++ b/lib/udunits2lib.texi
@@ -0,0 +1,1774 @@
+\input texinfo  @c -*-texinfo-*-
+ at c %**start of header
+ at setfilename udunits2lib.info
+ at settitle The UDUNITS-2 C API Guide
+ at c %**end of header
+ at dircategory Software libraries
+ at direntry
+* UDUNITS-2: (udunits2lib).     The Unidata units library.
+ at end direntry
+ at syncodeindex fn cp
+ at syncodeindex tp cp
+ at copying
+ at include COPYRIGHT
+ at end copying
+
+ at titlepage
+ at title The UDUNITS-2 C API
+ at author Steven R. Emmerson
+
+ at page
+ at vskip 0pt plus 1filll
+ at insertcopying
+ at end titlepage
+
+ at contents
+
+ at ifnottex
+ at node Top, Synopsis, (dir), (dir)
+ at top UDUNITS-2
+This manual describes how to use the C API of the UDUNITS-2 library.
+Among other things, the library allows C code to obtain a binary
+representation of a unit of a physical quantity, to
+operate on such units, and to convert numeric values between compatible
+units.
+
+The library comes with an extensive database of units all referenced to the
+SI system of units.
+
+ at insertcopying
+ at end ifnottex
+
+ at menu
+* Synopsis::            Terse usage display
+* Why::                 What's a unit package good for?
+* Unit-Systems::        Explanation of unit-systems and how to get one
+* Parsing::             Converting strings into units
+* Syntax::              Syntax for string representation of units
+* Formatting::          Converting units into strings
+* Value Conversion::    Converting values between units
+* Prefixes::            Defining unit prefixes
+* Mapping::             Mapping between units and identifiers
+* Operations::          Operations on units
+* Time::                Handling time
+* Errors::              Error-handling
+* Database::            The units database
+* Types::               Data types
+* Complete Index::      Complete index
+ at end menu
+
+ at node Synopsis, Why, Top, Top
+ at chapter Synopsis
+ at cindex synopsis
+
+Coding:
+ at example
+#include <udunits2.h>
+ at quotation
+ at multitable {ut_error_message_handler} {ut_get_dimensionless_unit_one(}
+ at item const char*   @tab @ref{ut_get_path_xml(),ut_get_path_xml}(const char* @var{path});
+ at item ut_system*    @tab @ref{ut_read_xml(),ut_read_xml}(const char* @var{path});
+ at item ut_system*    @tab @ref{ut_new_system(),ut_new_system}(void);
+ at item void          @tab @ref{ut_free_system(), ut_free_system}(ut_system* @var{system});
+ at item ut_system*    @tab @ref{ut_get_system(),ut_get_system}(const ut_unit* @var{unit});
+ at item ut_unit*      @tab @ref{ut_get_dimensionless_unit_one(),ut_get_dimensionless_unit_one}(const ut_system* @var{system});
+ at item ut_unit*      @tab @ref{ut_get_unit_by_name(),ut_get_unit_by_name}(const ut_system* @var{system}, const char* @var{name});
+ at item ut_unit*      @tab @ref{ut_get_unit_by_symbol(),ut_get_unit_by_symbol}(const ut_system* @var{system}, const char* @var{symbol});
+ at item ut_status     @tab @ref{ut_set_second(),ut_set_second}(const ut_unit* @var{second});
+ at item ut_status     @tab @ref{ut_add_name_prefix(),ut_add_name_prefix}(ut_system* @var{system}, const char* @var{name}, double @var{value});
+ at item ut_status     @tab @ref{ut_add_symbol_prefix(),ut_add_symbol_prefix}(ut_system* @var{system}, const char* @var{symbol}, double @var{value});
+ at item ut_unit*      @tab @ref{ut_new_base_unit(),ut_new_base_unit}(ut_system* @var{system});
+ at item ut_unit*      @tab @ref{ut_new_dimensionless_unit(),ut_new_dimensionless_unit}(ut_system* @var{system});
+ at item ut_unit*      @tab @ref{ut_clone(),ut_clone}(const ut_unit* @var{unit});
+ at item void          @tab @ref{ut_free(),ut_free}(ut_unit* @var{unit});
+ at item const char*   @tab @ref{ut_get_name(),ut_get_name}(const ut_unit* @var{unit}, ut_encoding @var{encoding});
+ at item ut_status     @tab @ref{ut_map_name_to_unit(),ut_map_name_to_unit}(const char* @var{name}, const ut_encoding @var{encoding}, const ut_unit* @var{unit});
+ at item ut_status     @tab @ref{ut_unmap_name_to_unit(),ut_unmap_name_to_unit}(ut_system* @var{system}, const char* @var{name}, const ut_encoding @var{encoding});
+ at item ut_status     @tab @ref{ut_map_unit_to_name(),ut_map_unit_to_name}(const ut_unit* @var{unit}, const char* @var{name}, ut_encoding @var{encoding});
+ at item ut_status     @tab @ref{ut_unmap_unit_to_name(),ut_unmap_unit_to_name}(const ut_unit* @var{unit}, ut_encoding @var{encoding});
+ at item const char*   @tab @ref{ut_get_symbol(),ut_get_symbol}(const ut_unit* @var{unit}, ut_encoding @var{encoding});
+ at item ut_status     @tab @ref{ut_map_symbol_to_unit(),ut_map_symbol_to_unit}(const char* @var{symbol}, const ut_encoding @var{encoding}, const ut_unit* @var{unit});
+ at item ut_status     @tab @ref{ut_unmap_symbol_to_unit(),ut_unmap_symbol_to_unit}(ut_system* @var{system}, const char* @var{symbol}, const ut_encoding @var{encoding});
+ at item ut_status     @tab @ref{ut_map_unit_to_symbol(),ut_map_unit_to_symbol}(const ut_unit* @var{unit}, const char* @var{symbol}, ut_encoding @var{encoding});
+ at item ut_status     @tab @ref{ut_unmap_unit_to_symbol(),ut_unmap_unit_to_symbol}(const ut_unit* @var{unit}, ut_encoding @var{encoding});
+ at item int           @tab @ref{ut_is_dimensionless(),ut_is_dimensionless}(const ut_unit* @var{unit});
+ at item int           @tab @ref{ut_same_system(),ut_same_system}(const ut_unit* @var{unit1}, const ut_unit* @var{unit2});
+ at item int           @tab @ref{ut_compare(),ut_compare}(const ut_unit* @var{unit1}, const ut_unit* @var{unit2});
+ at item int           @tab @ref{ut_are_convertible(),ut_are_convertible}(const ut_unit* @var{unit1}, const ut_unit* @var{unit2});
+ at item cv_converter* @tab @ref{ut_get_converter(),ut_get_converter}(ut_unit* @var{from}, ut_unit* @var{to});
+ at item ut_unit*      @tab @ref{ut_scale(),ut_scale}(double @var{factor}, const ut_unit* @var{unit});
+ at item ut_unit*      @tab @ref{ut_offset(),ut_offset}(const ut_unit* @var{unit}, double @var{offset});
+ at item ut_unit*      @tab @ref{ut_offset_by_time(),ut_offset_by_time}(const ut_unit* @var{unit}, double @var{origin});
+ at item ut_unit*      @tab @ref{ut_multiply(),ut_multiply}(const ut_unit* @var{unit1}, const ut_unit* @var{unit2});
+ at item ut_unit*      @tab @ref{ut_invert(),ut_invert}(const ut_unit* @var{unit});
+ at item ut_unit*      @tab @ref{ut_divide(),ut_divide}(const ut_unit* @var{numer}, const ut_unit* @var{denom});
+ at item ut_unit*      @tab @ref{ut_raise(),ut_raise}(const ut_unit* @var{unit}, int @var{power});
+ at item ut_unit*      @tab @ref{ut_root(),ut_root}(const ut_unit* @var{unit}, int @var{root});
+ at item ut_unit*      @tab @ref{ut_log(),ut_log}(double @var{base}, const ut_unit* @var{reference});
+ at item ut_unit*      @tab @ref{ut_parse(),ut_parse}(const ut_system* @var{system}, const char* @var{string}, ut_encoding @var{encoding});
+ at item char*         @tab @ref{ut_trim(),ut_trim}(char* @var{string}, ut_encoding @var{encoding});
+ at item int           @tab @ref{ut_format(),ut_format}(const ut_unit* @var{unit}, char* @var{buf}, size_t @var{size}, unsigned @var{opts});
+ at item ut_status     @tab @ref{ut_accept_visitor(),ut_accept_visitor}(const ut_unit* @var{unit}, const ut_visitor* @var{visitor}, void* @var{arg});
+ at item double        @tab @ref{ut_encode_date(),ut_encode_date}(int @var{year}, int @var{month}, int @var{day});
+ at item double        @tab @ref{ut_encode_clock(),ut_encode_clock}(int @var{hours}, int @var{minutes}, double @var{seconds});
+ at item double        @tab @ref{ut_encode_time(),ut_encode_time}(int @var{year}, int @var{month}, int @var{day}, int @var{hour}, int @var{minute}, double @var{second});
+ at item void          @tab @ref{ut_decode_time(),ut_decode_time}(double @var{value}, int* @var{year}, int* @var{month}, int* @var{day}, int* @var{hour}, int* @var{minute}, double* @var{second}, double* @var{resolution});
+ at item ut_status     @tab @ref{ut_get_status(),ut_get_status}(void);
+ at item void          @tab @ref{ut_set_status(),ut_set_status}(ut_status @var{status});
+ at item int           @tab @ref{ut_handle_error_message(),ut_handle_error_message}(const char* @var{fmt}, ...);
+ at item ut_error_message_handler @tab @ref{ut_set_error_message_handler(),ut_set_error_message_handler}(ut_error_message_handler @var{handler});
+ at item int           @tab @ref{ut_write_to_stderr(),ut_write_to_stderr}(const char* @var{fmt}, va_list @var{args});
+ at item int           @tab @ref{ut_ignore(),ut_ignore}(const char* @var{fmt}, va_list @var{args});
+ at item 
+ at item float         @tab @ref{cv_convert_float(),cv_convert_float}(const cv_converter* @var{converter}, float @var{value});
+ at item double        @tab @ref{cv_convert_double(),cv_convert_double}(const cv_converter* @var{converter}, double @var{value});
+ at item float*        @tab @ref{cv_convert_floats(),cv_convert_floats}(const cv_converter* @var{converter}, const float* @var{in}, size_t @var{count}, float* @var{out});
+ at item double*       @tab @ref{cv_convert_doubles(),cv_convert_doubles}(const cv_converter* @var{converter}, const double* @var{const} in, @var{size_t} count, @var{double}* out);
+ at item void          @tab @ref{cv_free(),cv_free}(cv_converter* @var{conv});
+ at end multitable
+ at end quotation
+ at end example
+
+Compiling:
+ at example
+c89 -I @emph{includedir} ...
+ at end example
+
+Where @emph{includedir} is the installation-directory for C header
+files (e.g., @code{/usr/local/include}).
+
+Linking:
+ at example
+c89 ... -L at emph{libdir} -ludunits2 -lexpat ... -lm
+ at end example
+
+Where @emph{libdir} is the installation-directory for object code
+libraries (e.g., @code{/usr/local/lib}).
+
+ at node Why, Unit-Systems, Synopsis, Top
+ at chapter What's a Unit Package Good For?
+
+The existance of a software package is justified by what you can do with it.
+The three main things you can do with the UDUNIT-2 package are
+ at enumerate
+ at item
+ at ref{Value Conversion,
+Convert numeric values between compatible units}.
+ at item
+Convert a string representation of a unit into a binary one --- enabling
+the programatic manipulation of units.
+There are three ways to do this:
+ at itemize
+ at item
+ at ref{Extracting,Get the unit} from a @ref{unit-system}.
+This requires that
+you know the unit's name or symbol and that the unit is in a unit-system.  
+ at item
+ at ref{Parsing,Parse a string representation of the unit into its binary
+representation}.
+This requires that the string be parsable by @code{@ref{ut_parse()}}.
+ at item
+ at ref{Operations,Explicity construct the unit from subcomponent units
+using unit operations}.
+ at end itemize
+ at item
+ at ref{Formatting,Convert a binary representation of a unit into a string} ---
+enabling the printing and storing of units in a human-readable form.
+ at end enumerate
+While the above might seem to be trivial activities, their 
+general availability at the time might have helped prevent
+the @uref{http://en.wikipedia.org/wiki/Mars_Climate_Orbiter,
+Mars Climate Orbiter} fiasco.
+
+ at anchor{unit-system}
+ at node Unit-Systems, Value Conversion, Why, Top
+ at chapter Unit-Systems
+ at cindex unit-system
+ at cindex system of units
+
+A unit-system is a set of units that are all defined in terms of the same
+set of
+ at cindex unit, base
+ at cindex base unit
+base units.
+In the SI system of units, for example, the base units are the
+meter, kilogram, second, ampere, kelvin, mole, and candela.
+(For definitions of these base units, see
+ at uref{http://@/physics.nist.gov/@/cuu/@/Units/@/current.html}.)
+
+In the UDUNITS-2 package, every accessible unit belongs to one and only one
+unit-system.  It is not possible to convert numeric values between units
+of different unit-systems.  Similarly, units belonging to different
+unit-systems always compare unequal.
+
+There are several categories of operations on unit-systems:
+
+ at menu
+* Obtaining::   How to obtain a unit-system.
+* Extracting::  Getting a unit from a unit-system.
+* Adding::      Adding new units to a unit-system.
+* Prefixes::    Add new unit-prefixes to a unit-system.
+* Misc::        Miscelaneous unit-system operations.
+ at end menu
+
+ at node Obtaining, Extracting, , Unit-Systems
+ at section Obtaining a Unit-System
+ at cindex database, unit, obtaining predefined
+ at cindex unit database, obtaining predefined
+ at cindex unit-system, obtaining predefined
+ at cindex units, obtaining predefined
+ at cindex @code{ut_read_xml()}, discussion of
+Typically, you would obtain a unit-system of predefined units by reading
+the default unit database using @code{@ref{ut_read_xml()}}
+with a @code{NULL} pathname argument.
+If this doesn't quite match your needs, then there are alternatives.
+Together with the typical solution, the means for obtaining a useful
+unit-system are (in order of increasing complexity):
+
+ at itemize @bullet
+ at item
+Obtain the default unit-system using @code{@ref{ut_read_xml(),ut_read_xml}(NULL)}.
+ at item
+Copy and customize the unit database and then
+call @code{@ref{ut_read_xml()}} with the pathname of the customized
+database to obtain a customized unit-system.
+ at item
+Same as either of the above but then adding new units to the unit-system using
+ at code{@ref{ut_new_base_unit()}} and
+ at code{@ref{ut_new_dimensionless_unit()}}.
+ at item
+Same as the above but also deriving new units using
+ at ref{Operations, unit operations}
+and then adding them to the unit-system using
+ at ref{Mapping, unit mapping}.
+ at item
+Same as the above but starting with an empty unit-system obtained from
+ at code{@ref{ut_new_system()}},
+in which case you will definitely have to start with
+ at code{@ref{ut_new_base_unit()}} and
+ at code{@ref{ut_new_dimensionless_unit()}}.
+ at end itemize
+
+You should pass every unit-system pointer to @code{@ref{ut_free_system()}}
+when you no longer need the corresponding unit-system.
+
+ at anchor{ut_get_path_xml()}
+ at deftypefun @code{const char*} ut_get_path_xml @code{(const char* @var{path}, ut_status* status)}
+Returns the pathname of the XML-formatted unit-database corresponding to 
+ at var{path}. If @var{path} is non- at code{NULL}, then it is returned; otherwise,
+if the environment variable @code{UDUNITS2_XML_PATH} is set, then its value is
+returned; otherwise, the pathname of the default unit-database is returned.
+The value of @code{*status} indicates which of these possibilities occurred:
+
+ at table @code
+ at item UT_OPEN_ARG
+ at var{path} is non- at code{NULL} and was returned.
+ at item UT_OPEN_ENV
+ at var{path} is @code{NULL}, the environment variable
+ at code{UDUNITS2_XML_PATH} is set, and its value was returned.
+ at item UT_OPEN_DEFAULT
+ at var{path} is @code{NULL}, the environment variable
+ at code{UDUNITS2_XML_PATH} is unset, and the pathname of the default unit-database
+was returned.
+ at end table
+ at end deftypefun
+
+ at anchor{ut_read_xml()}
+ at deftypefun @code{ut_system*} ut_read_xml @code{(const char* @var{path})}
+Reads the XML-formatted unit-database specified by @var{path}
+and returns the corresponding unit-sytem.
+If @var{path} is @code{NULL}, then the pathname specified by the
+environment variable @code{UDUNITS2_XML_PATH} is used if set; otherwise,
+the compile-time pathname of the installed, default, unit database is
+used.
+You should pass the returned pointer to @code{ut_free_system()} when you
+no longer need the unit-system.
+If an error occurs,
+then this function writes an error-message using
+ at code{@ref{ut_handle_error_message()}}
+and returns @code{NULL}.
+Also, @code{@ref{ut_get_status()}} will return one of the following:
+
+ at table @code
+ at item UT_OPEN_ARG
+ at var{path} is non- at code{NULL} but the file couldn't be opened.
+See @code{errno} for the reason.
+ at item UT_OPEN_ENV
+ at var{path} is @code{NULL} and environment variable
+ at code{UDUNITS2_XML_PATH} is set but the file couldn't be opened.
+See @code{errno} for the reason.
+ at item UT_OPEN_DEFAULT
+ at var{path} is @code{NULL}, environment variable
+ at code{UDUNITS2_XML_PATH} is unset, and the installed, default, unit
+database couldn't be opened.
+See @code{errno} for the reason.
+ at item UT_OS
+Operating-system error.  See @code{errno}.
+ at item UT_PARSE
+The database file couldn't be parsed.
+ at end table
+ at end deftypefun
+
+ at anchor{ut_new_system()}
+ at deftypefun @code{ut_system*} ut_new_system @code{(void)}
+Creates and returns a new unit-system.
+On success, the unit-system will be empty
+except for the dimensionless unit one.
+You should pass the returned pointer to @code{ut_free_system()} when you
+no longer need the unit-system.
+If an error occurs,
+then this function writes an error-message using
+ at code{@ref{ut_handle_error_message()}}
+and returns @code{NULL}.
+Also, @code{@ref{ut_get_status()}} will return the following:
+
+ at table @code
+ at item UT_OS
+Operating-system error.  See @code{errno}.
+ at end table
+ at end deftypefun
+
+ at node Extracting, Adding, Obtaining, Unit-Systems
+ at section Extracting Units from a Unit-System
+
+ at strong{NOTE\:} This section covers low-level access to the indidual units of a
+ at ref{unit-system}.
+General parsing of arbitrary unit specifications is coverted in
+the section @ref{Parsing}.
+
+A @ref{unit-system} contains mappings from identifiers to units (and
+vice versa).
+Consequently, once you have a unit-system, you can easily
+obtain a unit for which you know the name or symbol using
+the function @code{@ref{ut_get_unit_by_name()}} or
+ at code{@ref{ut_get_unit_by_symbol()}}.
+
+ at cindex getting a unit by its name
+ at cindex unit, getting by name
+ at anchor{ut_get_unit_by_name()}
+ at deftypefun @code{ut_unit*} ut_get_unit_by_name @code{(const ut_system* @var{system}, const char* @var{name})}
+Returns the unit to which @var{name} maps from the unit-system referenced by
+ at var{system} or @code{NULL} if no such unit exists.
+Name comparisons are case-insensitive.
+If this function returns @code{NULL}, then
+ at code{@ref{ut_get_status()}} will return 
+one of the following:
+
+ at table @code
+ at item UT_SUCCESS
+ at var{name} doesn't map to a unit of @var{system}.
+ at item UT_BAD_ARG
+ at var{system} or @var{name} is @code{NULL}.
+ at end table
+
+You should pass the returned unit to @code{ut_free()} when it is no longer
+needed.
+ at end deftypefun
+
+ at cindex getting a unit by its symbol
+ at cindex unit, getting by symbol
+ at anchor{ut_get_unit_by_symbol()}
+ at deftypefun @code{ut_unit*} ut_get_unit_by_symbol @code{(const ut_system* @var{system}, const char* @var{symbol})}
+Returns the unit to which @var{symbol} maps from the unit-system referenced by
+ at var{system} or @code{NULL} if no such unit exists.
+Symbol comparisons are case-sensitive.
+If this function returns @code{NULL}, then
+ at code{@ref{ut_get_status()}} will return 
+one of the following:
+
+ at table @code
+ at item UT_SUCCESS
+ at var{symbol} doesn't map to a unit of @var{system}.
+ at item UT_BAD_ARG
+ at var{system} or @var{symbol} is @code{NULL}.
+ at end table
+
+You should pass the returned unit to @code{ut_free()} when it is no longer
+needed.
+ at end deftypefun
+
+ at anchor{ut_get_dimensionless_unit_one()}
+ at deftypefun @code{ut_unit*} ut_get_dimensionless_unit_one @code{(const ut_system* @var{system})}
+Returns the dimensionless unit one of the unit-system referenced by
+ at var{system}.
+While not necessary, the returned pointer may be passed to @code{ut_free()}
+when you no longer need the unit.
+If @var{system} is @code{NULL}, then this function writes an error-message 
+using @code{@ref{ut_handle_error_message()}}
+and returns @code{NULL}.
+Also, @code{@ref{ut_get_status()}} will return @code{UT_BAD_ARG}.
+ at end deftypefun
+
+ at node Adding, Prefixes, Extracting, Unit-Systems
+ at section Adding Units to a Unit-System
+ at cindex adding units to a unit-system
+ at cindex unit, adding to a unit-system
+ at cindex unit-system, adding a unit to
+
+If you use @code{@ref{ut_read_xml()}}, then you should not normally need to
+add any new units to a unit-system.
+
+Because you get units via their names or symbols, adding a unit to a
+unit-system actually means mapping one or more identifiers (i.e., names
+or symbols) to the unit.
+Thereafter, you can use @code{@ref{ut_get_unit_by_name()}} and
+ at code{@ref{ut_get_unit_by_symbol()}} to retrieve the unit.
+The mapping of identifiers to units is covered @ref{Mapping,here}.
+
+Having said that, it is possible to create a new base or dimensionless
+unit within a unit-system using @code{@ref{ut_new_base_unit()}} or
+ at code{@ref{ut_new_dimensionless_unit()}}---you'll just also have to map
+identifiers to the newly-created unit in order to be able to retrieve
+it later by identifier.
+
+ at anchor{ut_new_base_unit()}
+ at deftypefun @code{ut_unit*} ut_new_base_unit @code{(ut_system* @var{system})}
+Creates and adds a new base-unit to the unit-system referenced by @var{system}.
+This function returns the new base-unit.
+You should pass the returned pointer to @code{ut_free()} when you
+no longer need the unit.
+If an error occurs,
+then this function writes an error-message using
+ at code{@ref{ut_handle_error_message()}}
+and returns @code{NULL}.
+Also, @code{@ref{ut_get_status()}} will return one of the following:
+
+ at table @code
+ at item UT_BAD_ARG
+ at var{system} is @code{NULL}.
+ at item UT_OS
+Operating-system failure.  See @code{errno}.
+ at end table
+If you use @code{@ref{ut_read_xml()}}, then you should not normally need to call this
+function.
+ at end deftypefun
+
+ at anchor{ut_new_dimensionless_unit()}
+ at deftypefun @code{ut_unit*} ut_new_dimensionless_unit @code{(ut_system* @var{system})}
+Creates and adds a new dimensionless-unit to the unit-system referenced by @var{system}.
+This function returns the new dimensionless-unit.
+You should pass the returned pointer to @code{ut_free()} when you
+no longer need the unit.
+If an error occurs,
+then this function writes an error-message using
+ at code{@ref{ut_handle_error_message()}}
+and returns @code{NULL}.
+Also, @code{@ref{ut_get_status()}} will return one of the following:
+
+ at table @code
+ at item UT_BAD_ARG
+ at var{system} is @code{NULL}.
+ at item UT_OS
+Operating-system failure.  See @code{errno}.
+ at end table
+If you use @code{@ref{ut_read_xml()}}, then you should not normally need to call this
+function.
+ at end deftypefun
+
+ at node Prefixes, Misc, Adding, Unit-Systems
+ at section Adding Unit-Prefixes to a Unit-System
+ at cindex prefixes, adding to a unit-system
+ at cindex adding prefixes to a unit-system
+ at cindex unit-system, adding prefixes to a
+
+A prefix is a word or symbol that is appended to the beginning of a word or
+symbol that represents a unit in order to modify the value of that unit.  For
+example, the prefix ``kilo'' in the word ``kiloamperes'' changes the value
+from one ampere to one-thousand amperes.
+
+If you use @code{@ref{ut_read_xml()}}, then you should not normally need to
+add any new prefixes to a unit-system.
+
+ at anchor{ut_add_name_prefix()}
+ at deftypefun @code{@ref{ut_status}} ut_add_name_prefix @code{(ut_system* @var{system}, const char* @var{name}, double @var{value})}
+Adds the name-prefix @var{name} with the value @var{value}
+to the unit-system @var{system}.
+A name-prefix is something like ``mega'' or ``milli''.
+Comparisons between name-prefixes are case-insensitive.
+This function returns one of the following:
+
+ at table @code
+ at item UT_SUCCESS
+Success.
+ at item UT_BAD_ARG
+ at var{system} or @var{name} is @code{NULL}, or @var{value} is @code{0}.
+ at item UT_EXISTS
+ at var{name} already maps to a different value.
+ at item UT_OS
+Operating-system failure.  See @code{errno}.
+ at end table
+ at end deftypefun
+
+ at anchor{ut_add_symbol_prefix()}
+ at deftypefun @code{@ref{ut_status}} ut_add_symbol_prefix @code{(ut_system* @var{system}, const char* @var{symbol}, double @var{value})}
+Adds the symbol-prefix @var{symbol} with the value @var{value}
+to the unit-system @var{system}.
+A symbol-prefix is something like ``M'' or ``m''.
+Comparisons between symbol-prefixes are case-sensitive.
+This function returns one of the following:
+
+ at table @code
+ at item UT_SUCCESS
+Success.
+ at item UT_BAD_ARG
+ at var{system} or @var{symbol} is @code{NULL}, or @var{value} is @code{0}.
+ at item UT_EXISTS
+ at var{symbol} already maps to a different value.
+ at item UT_OS
+Operating-system failure.  See @code{errno}.
+ at end table
+ at end deftypefun
+
+ at node Misc, , Prefixes, Unit-Systems
+ at section Miscelaneous Operations on Unit-Systems
+
+ at anchor{ut_free_system()}
+ at deftypefun @code{void} ut_free_system @code{(ut_system* @var{system})}
+Frees the unit-system referenced by @var{system}.  All unit-to-identifier and
+identifier-to-unit mappings are removed.  Use of @code{system} after this
+function returns results in undefined behavior.
+ at end deftypefun
+
+ at anchor{ut_set_second()}
+ at deftypefun @code{@ref{ut_status}} ut_set_second @code{(const ut_unit* @var{second})}
+Sets the ``second'' unit of a unit-system.  This function must be called before
+the first call to @code{ut_offset_by_time()} for a unit in the same unit-system.
+ at code{@ref{ut_read_xml()}} calls this function if the
+unit-system it's reading contains a unit named ``second''.
+This function returns one of the following:
+
+ at table @code
+ at item UT_SUCCESS
+The ``second'' unit of @var{system} was successfully set.
+ at item UT_EXISTS
+The ``second'' unit of @var{system} is set to a different unit.
+ at item UT_BAD_ARG
+ at var{second} is @code{NULL}.
+ at end table
+ at end deftypefun
+
+ at node Value Conversion, Parsing, Unit-Systems, Top
+ at chapter Converting Values Between Units
+ at cindex converting values between units
+ at cindex unit conversion
+
+You can convert numeric values in one unit to equivalent values in
+another, compatible unit by means of a converter.
+For example
+
+ at example
+#include <udunits2.h>
+...
+    ut_unit*      from = ...;
+    ut_unit*      to = ...;
+    cv_converter* converter = ut_get_converter(from, to);
+    double       fromValue = ...;
+    double       toValue = cv_convert_double(converter, fromValue);
+
+    cv_free(converter);
+ at end example
+
+The converter API is declared in the header-file @code{<converter.h>},
+which is automatically included by the UDUNITS-2 header-file
+(@code{<udunits2.h>}) so you don't need to explicitly include it.
+
+ at anchor{ut_are_convertible()}
+ at deftypefun @code{int} ut_are_convertible @code{(const ut_unit* @var{unit1}, uconst t_unit* @var{unit2})}
+Indicates if numeric values in unit @var{unit1} are convertible to numeric
+values in unit @var{unit2} via @ref{ut_get_converter()}.
+In making this determination, dimensionless units are ignored.
+This function returns a non-zero value if conversion is possible;
+otherwise, @code{0} is returned and @ref{ut_get_status()} will return one
+of the following:
+
+ at table @code
+ at item UT_BAD_ARG
+ at var{unit1} or @var{unit2} is @code{NULL}.
+ at item UT_NOT_SAME_SYSTEM
+ at var{unit1} and @var{unit2} belong to different @ref{unit-system}s.
+ at item UT_SUCCESS
+Conversion between the units is not possible (e.g., @var{unit1} refers
+to a meter and @var{unit2} refers to a kilogram.
+ at end table
+ at end deftypefun
+
+ at anchor{ut_get_converter()}
+ at deftypefun @code{cv_converter*} ut_get_converter @code{(ut_unit* const @var{from}, ut_unit* const @var{to})}
+Creates and returns a converter of numeric values in the @var{from} unit
+to equivalent values in the @var{to} unit.
+You should pass the returned pointer to @code{cv_free()} when you
+no longer need the converter.
+If an error occurs,
+then this function writes an error-message using
+ at code{@ref{ut_handle_error_message()}}
+and returns @code{NULL}.
+Also, @code{@ref{ut_get_status()}} will return one of the following:
+
+ at table @code
+ at item UT_BAD_ARG
+ at var{from} or @var{to} is @code{NULL}.
+ at item UT_NOT_SAME_SYSTEM
+The units @var{from} and @var{to} don't belong to the same unit-system.
+ at item UT_MEANINGLESS
+The units belong to the same unit-system but conversion between them is
+meaningless (e.g., conversion between seconds and kilograms is meaningless).
+ at item UT_OS
+Operating-system failure.  See @code{errno}.
+ at end table
+ at end deftypefun
+
+ at anchor{cv_convert_float()}
+ at deftypefun @code{float} cv_convert_float @code{(const cv_converter* @var{converter}, const float @var{value})}
+Converts the single floating-point value @var{value} and
+returns the new value.
+ at end deftypefun
+
+ at anchor{cv_convert_double()}
+ at deftypefun @code{double} cv_convert_double @code{(const cv_converter* @var{converter}, const double @var{value})}
+Converts the single double-precision value @var{value} and
+returns the new value.
+ at end deftypefun
+
+ at anchor{cv_convert_floats()}
+ at deftypefun @code{float*} cv_convert_floats @code{(const cv_converter* @var{converter}, const float* @var{in}, size_t @var{count}, float* @var{out})}
+Converts the @var{count} floating-point values starting at @var{in}, writing
+the new values starting at @var{out} and, as a convenience,
+returns @var{out}.
+The input and output arrays may overlap or be identical.
+ at end deftypefun
+
+ at anchor{cv_convert_doubles()}
+ at deftypefun @code{double*} cv_convert_doubles @code{(const cv_converter* @var{converter}, const double* @var{in}, size_t @var{count}, double* @var{out})}
+Converts the @var{count} double-precision values starting at @var{in}, writing
+the new values starting at @var{out} and, as a convenience,
+returns @var{out}.
+The input and output arrays may overlap or be identical.
+ at end deftypefun
+
+ at anchor{cv_free()}
+ at deftypefun @code{void} cv_free @code{(cv_converter* @var{conv})};
+Frees resources associated with the converter referenced by @var{conv}.
+You should call this function when you no longer need the converter.
+Use of @var{conv} upon return results in undefined behavior.
+ at end deftypefun
+
+ at node Parsing, Syntax, Value Conversion, Top
+ at chapter Parsing a String into a Unit
+ at cindex parsing a string into a unit
+ at cindex string, parsing into a unit
+
+Here's an example of parsing a string representation of a unit into
+its binary representation:
+
+ at example
+#include <stdlib.h>
+#include <udunits2.h>
+...
+    ut_system*   unitSystem = @ref{ut_read_xml(),ut_read_xml(NULL)};
+    const char* string = "kg.m2/s3";
+    ut_unit*     watt = @ref{ut_parse(),ut_parse}(unitSystem, string, UT_ASCII);
+
+    if (watt == NULL) @{
+        /* Unable to parse string. */
+    @}
+    else @{
+        /* Life is good. */
+    @}
+ at end example
+
+ at anchor{ut_parse()}
+ at deftypefun @code{ut_unit*} ut_parse @code{(const ut_system* @var{system}, const char* @var{string}, ut_encoding @var{encoding})}
+Returns the binary unit representation corresponding to the string unit
+representation @var{string} in the character-set @var{encoding} using the
+unit-system @var{system}.
+ at var{string} must have no leading or trailing whitespace (see
+ at code{@ref{ut_trim()}}).
+If an error occurs, then this function returns @code{NULL} and
+ at code{@ref{ut_get_status()}} will return one of the following:
+
+ at table @code
+ at item UT_BAD_ARG
+ at var{system} or @var{string} is @code{NULL}.
+ at item UT_SYNTAX
+ at var{string} contained a syntax error.
+ at item UT_UNKNOWN
+ at var{string} contained an unknown identifier.
+ at item UT_OS
+Operating-system failure.  See @code{errno} for the reason.
+ at end table
+
+You should pass the returned unit to @code{ut_free()} when it is no longer
+needed.
+ at end deftypefun
+
+ at anchor{ut_trim()}
+ at deftypefun @code{size_t} ut_trim @code{(char* @var{string}, ut_encoding @var{encoding})}
+Removes all leading and trailing whitespace from the NUL-terminated string
+ at var{string}.  Returns @var{string}, which is modified if it contained leading
+or trailing whitespace.
+ at end deftypefun
+
+ at node Syntax, Formatting, Parsing, Top
+ at chapter Unit Syntax
+ at cindex unit syntax
+ at cindex syntax, unit
+
+For the most part, the UDUNITS-2 package follows the syntax for unit-strings
+promulgated by the US National Institute for Standards and Technology (NIST).
+Details, of which, can be found at @uref{http://physics.nist.gov/cuu/Units/index.html}.
+The one general exception to this is the invention of a syntax for
+``offset''-units (e.g., the definition of the degree Celsius is ``K @@
+273.15'').
+
+ at menu
+* Examples::  Examples of unit specifications
+* Grammar::   Formal unit grammar
+ at end menu
+
+ at node Examples, Grammar, , Syntax
+ at section Unit Specification Examples
+ at cindex unit specification examples
+ at cindex examples, unit specification
+
+ at quotation
+ at multitable {Logarithmic} {(5 meter)/(30 second)} {lg(re mW)} {"lg" is base 10, "ln" is base e, and "lb" is base 2}
+ at headitem String Type @tab Using Names @tab Using Symbols @tab Comment
+ at item Simple @tab meter @tab m
+ at item Raised @tab meter^2 @tab m2 @tab higher precedence than multiplying or
+dividing
+ at item Product @tab newton meter @tab N.m
+ at item Quotient @tab meter per second @tab m/s
+ at item Scaled @tab 60 second @tab 60 s
+ at item Prefixed @tab kilometer @tab km
+ at item Offset @tab kelvin from 273.15 @tab K @@ 273.15 @tab lower
+precedence than multiplying or dividing
+ at item Logarithmic @tab lg(re milliwatt) @tab lg(re mW) @tab "lg" is base 10, 
+"ln" is base e, and "lb" is base 2
+ at item Grouped @tab (5 meter)/(30 second) @tab (5 m)/(30 s)
+ at end multitable
+ at end quotation
+
+The above may be combined, e.g., "0.1 lg(re m/(5 s)^2) @@ 50".
+
+You may also look at the @code{<def>} elements in @ref{Database,the
+units database} to see examples of string unit specifications.
+
+You may use the @code{@ref{Top, , udunits2, udunits2prog}} utility 
+to experiment with string unit specifications.
+
+ at node Grammar, , Examples, Syntax
+ at section Unit Grammar
+ at cindex unit grammar
+ at cindex grammar, unit
+
+Here is the unit-syntax understood by the UDUNITS-2 package.  Words printed
+ at emph{Thusly} indicate non-terminals; words printed THUSLY indicate terminals;
+and words printed <thusly> indicate lexical elements.
+
+ at example
+ at emph{Unit-Spec: one of}
+        nothing
+        @emph{Shift-Spec}
+
+ at emph{Shift-Spec: one of}
+        @emph{Product-Spec}
+        @emph{Product-Spec} SHIFT REAL
+        @emph{Product-Spec} SHIFT INT
+        @emph{Product-Spec} SHIFT @emph{Timestamp}
+
+ at emph{Product-Spec: one of}
+        @emph{Power-Spec}
+        @emph{Product-Spec} @emph{Power-Spec}
+        @emph{Product-Spec} MULTIPLY @emph{Power-Spec}
+        @emph{Product-Spec} DIVIDE @emph{Power-Spec}
+
+ at emph{Power-Spec: one of}
+        @emph{Basic-Spec}
+        @emph{Basic-Spec} INT
+        @emph{Basic-Spec} EXPONENT
+        @emph{Basic-Spec} RAISE INT
+
+ at emph{Basic-Spec: one of}
+        ID
+        "(" @emph{Shift-Spec} ")"
+        LOGREF @emph{Product_Spec} ")"
+        @emph{Number}
+
+ at emph{Number: one of}
+        INT
+        REAL
+
+ at emph{Timestamp: one of}
+        DATE
+        DATE CLOCK
+        DATE CLOCK CLOCK
+        DATE CLOCK INT
+        DATE CLOCK ID
+        TIMESTAMP
+        TIMESTAMP INT
+        TIMESTAMP ID
+
+SHIFT:
+        <space>* <shift_op> <space>*
+
+<shift_op>: one of
+        "@@"
+        "after"
+        "from"
+        "since"
+        "ref"
+
+REAL:
+        the usual floating-point format
+
+INT:
+        the usual integer format
+
+MULTIPLY: one of
+        "-"
+        "."
+        "*"
+        <space>+
+        <centered middot>
+
+DIVIDE:
+        <space>* <divide_op> <space>*
+
+<divide_op>: one of
+        per
+        PER
+        "/"
+
+EXPONENT:
+        ISO-8859-9 or UTF-8 encoded exponent characters
+
+RAISE: one of
+        "^"
+        "**"
+
+ID: one of
+        <id>
+        "%"
+        "'"
+        "\""
+        degree sign
+        greek mu character
+
+<id>:
+        <alpha> <alphanum>*
+
+<alpha>:
+        [A-Za-z_]
+        ISO-8859-1 alphabetic characters
+        non-breaking space
+
+<alphanum>: one of
+        <alpha>
+        <digit>
+
+<digit>:
+        [0-9]
+
+LOGREF:
+        <log> <space>* <logref>
+
+<log>: one of
+        "log"
+        "lg"
+        "ln"
+        "lb"
+
+<logref>:
+        "(" <space>* <re> ":"? <space>*
+
+DATE:
+        <year> "-" <month> ("-" <day>)?
+
+<year>:
+        [+-]?[0-9]@{1,4@}
+
+<month>:
+        "0"?[1-9]|1[0-2]
+
+<day>:
+        "0"?[1-9]|[1-2][0-9]|"30"|"31"
+
+CLOCK:
+        <hour> ":" <minute> (":" <second>)?
+
+TIMSTAMP:
+        <year> (<month> <day>?)? "T" <hour> (<minute> <second>?)?
+
+<hour>:
+        [+-]?[0-1]?[0-9]|2[0-3]
+
+<minute>:
+        [0-5]?[0-9]
+
+<second>:
+        (<minute>|60) (\.[0-9]*)?
+
+ at end example
+
+ at node Formatting, Operations, Syntax, Top
+ at chapter Formatting a Unit into a String
+ at cindex formatting a unit into a string
+ at cindex unit, formatting into a string
+ at cindex string, formatting a unit into a
+
+Use the @code{@ref{ut_format()}} function to obtain the string representation
+of a binary unit.
+For example, the following gets the definition of the unit "watt" in
+ASCII characters using unit-symbols rather than unit-names:
+
+ at example
+ut_unit*     watt = ...;
+char        buf[128];
+unsigned    opts = @ref{ut_encoding,UT_ASCII} | UT_DEFINITION;
+int         len = @ref{ut_format(),ut_format}(watt, buf, sizeof(buf), opts);
+
+if (len == -1) @{
+    /* Couldn't get string */
+@}
+else if (len == sizeof(buf)) @{
+    /* Entire buffer used: no terminating NUL */
+@}
+else @{
+    /* Have string with terminating NUL */
+@}
+ at end example
+
+ at anchor{ut_format()}
+ at deftypefun @code{int} ut_format @code{(const ut_unit* @var{unit}, char* @var{buf}, size_t @var{size}, unsigned @var{opts})}
+Formats the unit @var{unit} (i.e., returns its string representation)
+into the buffer pointed-to by @var{buf} of size @var{size}.
+The argument @var{opts} specifies how the formatting is to be done and
+is a bitwise OR of a @ref{ut_encoding} value and zero or more of the following:
+
+ at table @code
+ at item UT_NAMES
+Use unit names instead of symbols.
+ at item UT_DEFINITION
+The formatted string should be the definition of @var{unit} in terms
+of basic-units instead of stopping any expansion at the highest level
+possible.
+ at end table
+
+On success, this function returns either the number of bytes -- excluding the
+terminating @code{NUL} -- that were written into @code{buf} or the number of
+bytes that @emph{would have been written}. The difference is due to the
+runtime @code{snprinf()} function that was used.
+
+On failure, this function returns @code{-1} and @ref{ut_get_status()} will
+return one of the following:
+
+ at table @code
+ at item UT_BAD_ARG
+ at var{unit} or @var{buf} is @code{NULL}, or 
+ at var{opts} contains the bit patterns of both @code{UT_LATIN1} and
+ at code{UT_UTF8}.
+ at item UT_CANT_FORMAT
+ at var{unit} can't be formatted in the desired manner (e.g., @var{opts}
+contains @code{UT_ASCII} but @var{unit} doesn't have an identifier in
+that character-set or @var{opts} doesn't contain UT_NAMES and a necessary
+symbol doesn't exist).
+ at end table
+ at end deftypefun
+
+ at node Operations, Mapping, Formatting, Top
+ at chapter Unit Operations
+ at cindex unit operations
+ at cindex operations, unit
+
+You can use unit operations to construct new units, get information
+about units, or compare units.
+
+ at menu
+* Unary::       Operations on a single unit
+* Binary::      Operations on pairs of units
+ at end menu
+
+ at node Unary, Binary, , Operations
+ at section Unary Unit Operations
+ at cindex unary unit operations
+
+ at anchor{ut_free()}
+ at deftypefun @code{void} ut_free @code{(ut_unit* @var{unit})}
+Frees resources associated with @var{unit}.
+You should invoke this function on every unit that you no longer need.
+Use of @var{unit} upon
+return from this function results in undefined behavior.
+ at end deftypefun
+
+ at anchor{ut_scale()}
+ at deftypefun @code{ut_unit*} ut_scale @code{(double @var{factor}, const ut_unit* @var{unit})}
+Returns a unit equivalent to another unit scaled by a numeric factor.
+For example:
+ at example
+const ut_unit*   meter = ...
+const ut_unit*   kilometer = ut_scale(1000, meter);
+ at end example
+The returned unit is equivalent to @var{unit} multiplied by
+ at var{factor}.
+You should pass the returned pointer to @code{@ref{ut_free()}} when you
+no longer need the unit.
+ at end deftypefun
+
+ at anchor{ut_offset()}
+ at deftypefun @code{ut_unit*} ut_offset @code{(const ut_unit* @var{unit}, double @var{offset})}
+Returns a unit equivalent to another unit relative to a particular
+origin.
+For example:
+ at example
+const ut_unit*   kelvin = ...
+const ut_unit*   celsius = ut_offset(kelvin, 273.15);
+ at end example
+The returned unit is equivalent to @var{unit} with an origin of
+ at var{offset}.
+You should pass the returned pointer to @code{@ref{ut_free()}} when you
+no longer need the unit.
+If an error occurs, then this function returns @code{NULL} and
+ at code{@ref{ut_get_status()}} will return one of the following:
+
+ at table @code
+ at item UT_BAD_ARG
+ at var{unit} is @code{NULL}.
+ at item UT_OS
+Operating-system error.  See @code{errno} for the reason.
+ at end table
+ at end deftypefun
+
+ at anchor{ut_offset_by_time()}
+ at deftypefun @code{ut_unit*} ut_offset_by_time @code{(const ut_unit* const @var{unit}, const double @var{origin})}
+Returns a timestamp-unit equivalent to the time unit @var{unit}
+referenced to the time-origin @var{origin} (as returned by
+ at code{@ref{ut_encode_time()}}).
+For example:
+ at example
+const ut_unit*   second = ...
+const ut_unit*   secondsSinceTheEpoch =
+    ut_offset_by_time(second, ut_encode_time(1970, 1, 1, 0, 0, 0.0));
+ at end example
+Leap seconds are not taken into account.
+You should pass the returned pointer to @code{@ref{ut_free()}} when you
+no longer need the unit.
+If an error occurs, then this function returns @code{NULL} and
+ at code{@ref{ut_get_status()}} will return one of the following:
+
+ at table @code
+ at item UT_BAD_ARG
+ at var{unit} is @code{NULL}.
+ at item UT_OS
+Operating-system error.  See @code{errno} for the reason.
+ at item UT_MEANINGLESS
+Creation of a timestamp unit based on @var{unit} is not meaningful.  It
+might not be a time-unit, for example.
+ at item UT_NO_SECOND
+The associated unit-system doesn't contain a ``second'' unit.  See
+ at code{@ref{ut_set_second()}}.
+ at end table
+
+ at strong{CAUTION:}
+The timestamp-unit was created to be analogous to, for example, the degree
+celsius---but for the time dimension.
+I've come to believe, however, that creating
+such a unit was a mistake, primarily because users try to use the unit in
+ways for which it was not designed (such as converting dates in a
+calendar whose year is exactly 365 days long).
+Such activities are much better handled by a dedicated calendar package.
+Please be careful about using timestamp-units.
+See also the section on @ref{Time, The Handling of Time}.
+
+ at end deftypefun
+
+ at anchor{ut_invert()}
+ at deftypefun @code{ut_unit*} ut_invert @code{(const ut_unit* @var{unit})}
+Returns the inverse (i.e., reciprocal) of the unit @var{unit}.
+This convenience function is equal to 
+ at code{@ref{ut_raise(),ut_raise(@var{unit}@comma{}-1)}}.
+You should pass the returned pointer to @code{@ref{ut_free()}} when you
+no longer need the unit.
+If an error occurs,
+then this function writes an error-message using
+ at code{@ref{ut_handle_error_message()}}
+and returns @code{NULL}.
+Also, @code{@ref{ut_get_status()}} will return one of the following:
+
+ at table @code
+ at item UT_BAD_ARG
+ at var{unit} is @code{NULL}.
+ at item UT_OS
+Operating-system error. See @code{errno} for the reason.
+ at end table
+ at end deftypefun
+
+ at anchor{ut_raise()}
+ at deftypefun @code{ut_unit*} ut_raise @code{(const ut_unit* @var{unit}, int @var{power})}
+Returns the unit equal to unit @var{unit} raised to the power @var{power}.
+You should pass the returned pointer to @code{ut_free()} when you
+no longer need the unit.
+If an error occurs,
+then this function writes an error-message using
+ at code{@ref{ut_handle_error_message()}}
+and returns @code{NULL}.
+Also, @code{@ref{ut_get_status()}} will return one of the following:
+
+ at table @code
+ at item UT_BAD_ARG
+ at var{unit} is @code{NULL}.
+ at item UT_OS
+Operating-system error. See @code{errno} for the reason.
+ at end table
+ at end deftypefun
+
+ at anchor{ut_root()}
+ at deftypefun @code{ut_unit*} ut_root @code{(const ut_unit* @var{unit}, int @var{root})}
+Returns the unit equal to the @var{root} root of unit @var{unit}.
+You should pass the returned pointer to @code{ut_free()} when you
+no longer need the unit.
+If an error occurs,
+then this function writes an error-message using
+ at code{@ref{ut_handle_error_message()}}
+and returns @code{NULL}.
+Also, @code{@ref{ut_get_status()}} will return one of the following:
+
+ at table @code
+ at item UT_BAD_ARG
+ at var{unit} is @code{NULL}.
+ at item UT_MEANINGLESS
+It's meaningless to take the given root of the given unit.
+This could be because the
+resulting unit would have fractional (i.e., non-integral) dimensionality,
+or because the unit is, for example, a logarithmic unit.
+ at item UT_OS
+Operating-system error. See @code{errno} for the reason.
+ at end table
+ at end deftypefun
+
+ at anchor{ut_log()}
+ at deftypefun @code{ut_unit*} ut_log @code{(double @var{base}, const ut_unit* @var{reference})}
+Returns the logarithmic unit corresponding to the logarithmic base
+ at var{base} and a reference level specified as the unit @var{reference}.
+For example, the following creates a decibel unit with a
+one milliwatt reference level:
+ at example
+     const ut_unit* milliWatt = ...;
+     const ut_unit* bel_1_mW = ut_log(10.0, milliWatt);
+
+     if (bel_1_mW != NULL) @{
+         const ut_unit* decibel_1_mW = @ref{ut_scale(),ut_scale}(0.1, bel_1_mW);
+
+         @ref{ut_free(),ut_free}(bel_1_mW);   /* no longer needed */
+
+         if (decibel_1_mW != NULL) @{
+             /* Have decibel unit with 1 mW reference */
+             ...
+             @ref{ut_free(),ut_free}(decibel_1_mW);
+         @}                 /* "decibel_1_mW" allocated */
+     @}
+ at end example
+You should pass the returned pointer to @code{ut_free()} when you
+no longer need the unit.
+If an error occurs,
+then this function writes an error-message using
+ at code{@ref{ut_handle_error_message()}}
+and returns @code{NULL}.
+Also, @code{@ref{ut_get_status()}} will return one of the following:
+
+ at table @code
+ at item UT_BAD_ARG
+ at var{reference} is @code{NULL}.
+ at item UT_OS
+Operating-system error. See @code{errno} for the reason.
+ at item UT_BAD_ARG
+ at var{base} is invalid (e.g., it must be greater than one).
+ at end table
+ at end deftypefun
+
+ at anchor{ut_get_name()}
+ at deftypefun @code{const char*} ut_get_name @code{(const ut_unit* @var{unit}, ut_encoding @var{encoding})}
+Returns the name to which the unit referenced by @var{unit} maps in the
+character-encoding specified by @var{encoding}.
+If this function returns @code{NULL}, then
+ at code{@ref{ut_get_status()}} will return
+one of the following:
+
+ at table @code
+ at item UT_BAD_ARG
+ at var{name} is @code{NULL}.
+ at item UT_SUCCESS
+ at var{unit} doesn't map to a name in the given character-set.
+ at end table
+ at end deftypefun
+
+ at anchor{ut_get_symbol()}
+ at deftypefun @code{const char*} ut_get_symbol @code{(const ut_unit* @var{unit}, ut_encoding @var{encoding})}
+Returns the symbol to which the unit referenced by @var{unit} maps in the
+character-encoding specified by @var{encoding}.
+If this function returns @code{NULL}, then
+ at code{@ref{ut_get_status()}} will return
+one of the following:
+
+ at table @code
+ at item UT_BAD_ARG
+ at var{symbol} is @code{NULL}.
+ at item UT_SUCCESS
+ at var{unit} doesn't map to a symbol in the given character-set.
+ at end table
+ at end deftypefun
+
+ at anchor{ut_get_system()}
+ at deftypefun @code{ut_system*} ut_get_system @code{(const ut_unit* @var{unit})}
+Returns the unit-system to which the unit referenced by @var{unit} belongs.
+If @var{unit} is @code{NULL}, then this function writes an error-message
+using @code{@ref{ut_handle_error_message()}}
+and returns @code{NULL}.
+Also, @code{@ref{ut_get_status()}} will return @code{UT_BAD_ARG}.
+ at end deftypefun
+
+ at anchor{ut_is_dimensionless()}
+ at deftypefun @code{int} ut_is_dimensionless @code{(const ut_unit* @var{unit})}
+Indicates if unit @var{unit} is dimensionless (like ``radian'').
+This function returns a non-zero value if the unit is dimensionfull;
+otherwise, @code{0} is returned and
+ at ref{ut_get_status()} will return one of the following:
+
+ at table @code
+ at item UT_BAD_ARG
+ at var{unit1} is @code{NULL}.
+ at item UT_SUCCESS
+The unit is dimensionless.
+ at end table
+ at end deftypefun
+
+ at anchor{ut_clone()}
+ at deftypefun @code{ut_unit*} ut_clone @code{(const ut_unit* @var{unit})}
+Returns a copy of the unit referenced by @var{unit}.
+You should pass the returned pointer to @code{ut_free()} when you
+no longer need the unit.
+If an error occurs,
+then this function writes an error-message using
+ at code{@ref{ut_handle_error_message()}}
+and returns @code{NULL}.
+Also, @code{@ref{ut_get_status()}} will return one of the following:
+
+ at table @code
+ at item UT_BAD_ARG
+ at var{unit} is @code{NULL}.
+ at item UT_OS
+Operating-system failure.  See @code{errno}.
+ at end table
+If you use @code{@ref{ut_read_xml()}}, then you should not normally
+need to call this function.
+ at end deftypefun
+
+ at anchor{ut_accept_visitor()}
+ at deftypefun @code{@ref{ut_status}} ut_accept_visitor @code{(const ut_unit* @var{unit}, const @ref{ut_visitor,ut_visitor}* @var{visitor}, void* @var{arg})}
+Accepts the visitor @var{visitor} to the unit @var{unit}.
+The argument @var{arg} is passed to the visitor's functions.
+This function returns one of the following:
+
+ at table @code
+ at item UT_BAD_ARG
+ at var{visitor} or @var{unit} is @code{NULL}.
+ at item UT_VISIT_ERROR
+An error occurred in @var{visitor} while visiting @var{unit}.
+ at item UT_SUCCESS
+Success.
+ at end table
+ at end deftypefun
+
+ at anchor{ut_visitor}
+ at deftp {Data type} {ut_visitor} {int foo(int)} {int bar(int, int)}
+You pass a pointer to a data object of this type if and when you call
+ at code{@ref{ut_accept_visitor()}}.
+It contains the following pointers to functions that implement your
+unit-visitor:
+
+ at table @code
+ at item @ref{ut_status} (*visit_basic)(const ut_unit* @var{unit}, void* @var{arg}); 
+Visits the basic-unit @var{unit}.  A basic-unit is a base unit like
+``meter'' or a non-dimensional but named unit like ``radian''.
+This function returns @code{@ref{ut_status,UT_SUCCESS}} on and only on success.
+ at item @ref{ut_status} (*visit_product)(const ut_unit* @var{unit}, int @var{count}, const ut_unit* const* @var{basicUnits}, const int* @var{powers}, void* @var{arg}); 
+Visits the product-unit @var{unit}.
+The product-unit is a product of the @var{count}
+basic-units referenced by @var{basicUnits}, each raised to their respective,
+non-zero power in @var{powers}.
+This function returns @code{@ref{ut_status,UT_SUCCESS}} on and only on success.
+ at item @ref{ut_status} (*visit_galilean)(const ut_unit* @var{unit}, double @var{scale}, const ut_unit* @var{underlyingUnit}, double @var{origin}, void* arg); 
+Visits the Galilean-unit @var{unit}.
+The Galilean-unit has the underlying unit @var{underlyingUnit} and either the
+non-unity scale factor @var{scale} or the non-zero origin @var{origin}, or both.
+This function returns @code{@ref{ut_status,UT_SUCCESS}} on and only on success.
+ at item @ref{ut_status} (*visit_timestamp)(const ut_unit* @var{unit}, const ut_unit* @var{timeUnit}, double @var{origin}, void* @var{arg}); 
+Visits the timestamp-unit @var{unit}.
+The timestamp-unit has the underlying unit of time @var{timeUnit}
+and the @code{@ref{ut_encode_time()}}-encoded time-origin @var{origin}.
+This function returns @code{@ref{ut_status,UT_SUCCESS}} on and only on success.
+ at item @ref{ut_status} (*visit_logarithmic)(const ut_unit* @var{unit}, double @var{base}, const ut_unit* @var{reference}, void* @var{arg}); 
+Visits the logarithmic-unit @var{unit}.
+The logarithmic-unit has the logarithmic base @var{base} and
+the reference-level is specified by the unit @var{reference}.
+This function returns @code{@ref{ut_status,UT_SUCCESS}} on and only on success.
+ at end table
+ at end deftp
+
+ at node Binary, , Unary, Operations
+ at section Binary Unit Operations
+ at cindex binary unit operations
+
+Binary unit operations act on two units.
+
+ at strong{NOTE\:} The functions
+ at code{@ref{ut_are_convertible()}} and @code{@ref{ut_get_converter()}} are also
+binary unit operations but are documented elsewhere.
+
+ at anchor{ut_multiply()}
+ at deftypefun @code{ut_unit*} ut_multiply @code{(const ut_unit* @var{unit1}, const ut_unit* @var{unit2})}
+Returns the result of multiplying unit @var{unit1} by unit @var{unit2}.
+You should pass the pointer to @ref{ut_free()} when you no longer need the unit
+On failure, this function returns @code{NULL} and @ref{ut_get_status()}
+will return one of the following:
+
+ at table @code
+ at item UT_BAD_ARG
+ at var{unit1} or @var{unit2} is @code{NULL}.
+ at item UT_NOT_SAME_SYSTEM
+ at var{unit1} and @var{unit2} belong to different @ref{unit-system}s.
+ at item UT_OS
+Operating-system error. See @var{errno} for the reason.
+ at end table
+ at end deftypefun
+
+ at anchor{ut_divide()}
+ at deftypefun @code{ut_unit*} ut_divide @code{(const ut_unit* @var{numer}, const ut_unit* @var{denom})}
+Returns the result of dividing unit @var{numer} by unit @var{denom}.
+You should pass the pointer to @ref{ut_free()} when you no longer need the unit
+On failure, this function returns @code{NULL} and @ref{ut_get_status()} 
+will return one of the following:
+
+ at table @code
+ at item UT_BAD_ARG
+ at var{numer} or @var{denom} is @code{NULL}.
+ at item UT_NOT_SAME_SYSTEM
+ at var{unit1} and @var{unit2} belong to different @ref{unit-system}s.
+ at item UT_OS
+Operating-system error. See @code{errno} for the reason.
+ at end table
+ at end deftypefun
+
+ at anchor{ut_compare()}
+ at deftypefun @code{int} ut_compare @code{(const ut_unit* @var{unit1}, const ut_unit* @var{unit2})}
+Compares two units.  Returns a value less than, equal to, or greater than
+zero as @var{unit1} is considered less than, equal to, or greater than
+ at var{unit2}, respectively.
+Units from different @ref{unit-system}s never compare equal.
+The value zero is also returned if both unit pointers are @code{NULL}.
+ at end deftypefun
+
+ at anchor{ut_same_system()}
+ at deftypefun @code{int} ut_same_system @code{(const ut_unit* @var{unit1}, const ut_unit* @var{unit2})}
+Indicates if two units belong to the same unit-system.
+This function returns a non-zero value if the two units belong to the
+same @ref{unit-system}; otherwise, @code{0} is returned and
+ at ref{ut_get_status()} will return one of the following:
+
+ at table @code
+ at item UT_BAD_ARG
+ at var{unit1} or @var{unit2} is @code{NULL}.
+ at item UT_SUCCESS
+The units belong to different @ref{unit-system}s.
+ at end table
+ at end deftypefun
+
+ at node Mapping, Time, Operations, Top
+ at chapter Mapping Between Identifiers and Units
+ at cindex mapping units
+ at cindex mapping identifiers
+ at cindex units, mapping to identifiers
+
+Within a unit-system, you can map an identifier to a unit and vice
+versa.
+If an identifier maps to a unit, then the unit can be retrieved from the
+unit-system via the identifier.
+Similarly, if a unit maps to an identifier, then the unit can be printed
+using the identifier.
+
+There a two kinds of identifiers: names and symbols.
+
+ at menu
+* Names::       Mapping between units and names.
+* Symbols::     Mapping between units and symbols.
+ at end menu
+
+ at node Names, Symbols, , Mapping
+ at section Names
+ at cindex names
+
+You can map a name to a unit and vice versa.  If you use
+ at code{@ref{ut_read_xml()}}, then you shouldn't normally need to do this.
+
+ at anchor{ut_map_name_to_unit()}
+ at deftypefun @code{@ref{ut_status}} ut_map_name_to_unit @code{(const char* @var{name}, const ut_encoding @var{encoding}, const ut_unit* @var{unit})}
+Maps the name referenced by @var{name}, in character-set @var{encoding},
+to the unit referenced by @var{unit}
+in the unit-system that contains @var{unit}.
+This function returns one of the following:
+
+ at table @code
+ at item UT_SUCCESS
+Success.
+ at item UT_BAD_ARG
+ at var{name} or @var{unit} is @code{NULL}.
+ at item UT_OS
+Operating-system failure.  See @code{errno}.
+ at item UT_EXISTS
+ at var{name} already maps to a different unit.
+ at end table
+ at end deftypefun
+
+ at anchor{ut_unmap_name_to_unit()}
+ at deftypefun @code{@ref{ut_status}} ut_unmap_name_to_unit @code{(ut_system* @var{system}, const char* @var{name}, const ut_encoding @var{encoding})}
+Removes any mapping from name @var{name}, in character-set @var{encoding}, to a unit in unit-system @var{system}.
+This function returns one of the following:
+
+ at table @code
+ at item UT_SUCCESS
+Success.
+ at item UT_BAD_ARG
+ at var{system} or @var{name} is @code{NULL}.
+ at end table
+ at end deftypefun
+
+ at anchor{ut_map_unit_to_name()}
+ at deftypefun @code{@ref{ut_status}} ut_map_unit_to_name @code{(const ut_unit* @var{unit}, const char* @var{name}, ut_encoding @var{encoding})}
+Maps the unit @var{unit} to the name @var{name}, which is in character-set
+ at var{encoding}, in the unit-system that contains the unit.
+This function returns one of the following:
+
+ at table @code
+ at item UT_SUCCESS
+Success.
+ at item UT_BAD_ARG
+ at var{unit} or @var{name} is @code{NULL}, or @var{name} is not in the
+character-set @var{encoding}.
+ at item UT_OS
+Operating-system failure.  See @code{errno}.
+ at item UT_EXISTS
+ at var{unit} already maps to a different name.
+ at end table
+ at end deftypefun
+
+ at anchor{ut_unmap_unit_to_name()}
+ at deftypefun @code{@ref{ut_status}} ut_unmap_unit_to_name @code{(const ut_unit* @var{unit}, ut_encoding @var{encoding})}
+Removes any mapping from unit @var{unit} to a name in character-set
+ at var{encoding} from the unit-system that contains the unit.
+This function returns one of the following:
+
+ at table @code
+ at item UT_SUCCESS
+Success.
+ at item UT_BAD_ARG
+ at var{unit} is @code{NULL}.
+ at end table
+ at end deftypefun
+
+ at node Symbols, , Names, Mapping
+ at section Symbols
+ at cindex symbols
+
+You can map a symbol to a unit and vice versa.  If you use
+ at code{@ref{ut_read_xml()}}, then you shouldn't normally need to do this.
+
+ at anchor{ut_map_symbol_to_unit()}
+ at deftypefun @code{@ref{ut_status}} ut_map_symbol_to_unit @code{(const char* @var{symbol}, const ut_encoding @var{encoding}, const ut_unit* @var{unit})}
+Maps the symbol referenced by @var{symbol}, in character-set @var{encoding},
+to the unit referenced by @var{unit}
+in the unit-system that contains @var{unit}.
+This function returns one of the following:
+
+ at table @code
+ at item UT_SUCCESS
+Success.
+ at item UT_BAD_ARG
+ at var{symbol} or @var{unit} is @code{NULL}.
+ at item UT_OS
+Operating-system failure.  See @code{errno}.
+ at item UT_EXISTS
+ at var{symbol} already maps to a different unit.
+ at end table
+ at end deftypefun
+
+ at anchor{ut_unmap_symbol_to_unit()}
+ at deftypefun @code{@ref{ut_status}} ut_unmap_symbol_to_unit @code{(ut_system* @var{system}, const char* @var{symbol}, const ut_encoding @var{encoding})}
+Removes any mapping from symbol @var{symbol}, in character-set @var{encoding}, to a unit in unit-system @var{system}.
+This function returns one of the following:
+
+ at table @code
+ at item UT_SUCCESS
+Success.
+ at item UT_BAD_ARG
+ at var{system} or @var{symbol} is @code{NULL}.
+ at end table
+ at end deftypefun
+
+ at anchor{ut_map_unit_to_symbol()}
+ at deftypefun @code{@ref{ut_status}} ut_map_unit_to_symbol @code{(const ut_unit* @var{unit}, const char* @var{symbol}, ut_encoding @var{encoding})}
+Maps the unit @var{unit} to the symbol @var{symbol}, which is in character-set
+ at var{encoding}, in the unit-system that contains the unit.
+This function returns one of the following:
+
+ at table @code
+ at item UT_SUCCESS
+Success.
+ at item UT_BAD_ARG
+ at var{unit} or @var{symbol} is @code{NULL}.
+ at item UT_BAD_ARG
+Symbol @var{symbol} is not in the character-set @var{encoding}.
+ at item UT_OS
+Operating-system failure.  See @code{errno}.
+ at item UT_EXISTS
+ at var{unit} already maps to a different symbol.
+ at end table
+ at end deftypefun
+
+ at anchor{ut_unmap_unit_to_symbol()}
+ at deftypefun @code{@ref{ut_status}} ut_unmap_unit_to_symbol @code{(const ut_unit* @var{unit}, ut_encoding @var{encoding})}
+Removes any mapping from unit @var{unit} to a symbol in character-set
+ at var{encoding} from the unit-system that contains the unit.
+This function returns one of the following:
+
+ at table @code
+ at item UT_SUCCESS
+Success.
+ at item UT_BAD_ARG
+ at var{unit} is @code{NULL}.
+ at end table
+ at end deftypefun
+
+ at node Time, Errors, Mapping, Top
+ at chapter The Handling of Time
+ at cindex time, handling of
+
+You should use a true calendar package rather than the UDUNITS-2 package 
+to handle time.  Having said that, many people use the time-handling
+capabilities of the UDUNITS-2 package because it supports "units" like
+"@code{seconds since 1970-01-01}".  You should be aware, however, that the
+hybrid Gregorian/Julian calendar used by the UDUNITS-2 package @emph{cannot be
+changed}.  Dates on or after 1582-10-15 are assumed to be Gregorian dates;
+dates before that are assumed to be Julian dates.  In particular,
+the year 1 BCE is immediately followed by the year 1 CE.
+
+In general, the UDUNITS-2 package handles time by encoding it as
+double-precision value, which can then be acted upon arithmetically.
+
+ at anchor{ut_encode_time()}
+ at deftypefun @code{double} ut_encode_time @code{(int @var{year}, int @var{month}, int @var{day}, int @var{hour}, int @var{minute}, double @var{second})}
+Encodes a time as a double-precision value.
+This convenience function is equivalent to
+ at example
+ at ref{ut_encode_date(),ut_encode_date}(@var{year}, at var{month}, at var{day}) + @ref{ut_encode_clock(),ut_encode_clock}(@var{hour}, at var{minute}, at var{second})
+ at end example
+ at end deftypefun
+
+ at anchor{ut_encode_date()}
+ at deftypefun @code{double} ut_encode_date @code{(int @var{year}, int @var{month}, int @var{day})}
+Encodes a date as a double-precision value.
+You probably won't use this function.
+Dates on or after 1582-10-15 are assumed to be Gregorian dates;
+dates before that are assumed to be Julian dates.  In particular,
+the year 1 BCE is immediately followed by the year 1 CE.
+ at end deftypefun
+
+ at anchor{ut_encode_clock()}
+ at deftypefun @code{double} ut_encode_clock @code{(int @var{hour}, int @var{minute}, double @var{second})}
+Encodes a clock-time as a double-precision value.
+You probably won't use this function.
+ at end deftypefun
+
+ at anchor{ut_decode_time()}
+ at deftypefun @code{void} ut_decode_time @code{(double @var{time}, int* @var{year}, int* @var{month}, int* @var{day}, int* @var{hour}, int* @var{minute}, double* @var{second}, double* @var{resolution})}
+Decodes a time from a double-precision value into its individual components.
+The variable referenced by @var{resolution} will be set to the resolution
+(i.e., uncertainty) of the time in seconds.
+ at end deftypefun
+
+ at node Errors, Database, Time, Top
+ at chapter Error Handling
+ at cindex error handling
+
+Error-handling in the units module has two aspects: the status of
+the last operation performed by the module and the handling of error-messages:
+
+ at menu
+* Status::      The status of the last operation.
+* Messages::    The handling of error-messages.
+ at end menu
+
+ at node Status, Messages, , Errors
+ at section Status of Last Operation
+ at cindex status of last operation
+ at cindex module status
+
+UDUNITS-2 functions set their status by calling @code{@ref{ut_set_status()}}.
+You can use the function @code{@ref{ut_get_status()}} to retrieve that
+status.
+
+ at anchor{ut_get_status()}
+ at deftypefun @code{@ref{ut_status}} ut_get_status @code{(void)}
+Returns the value specified in the last call to
+ at code{@ref{ut_set_status()}}
+ at end deftypefun
+
+ at anchor{ut_set_status()}
+ at deftypefun @code{void} ut_set_status @code{(@ref{ut_status} @var{status})}
+Set the status of the units module to @var{status}.
+ at end deftypefun
+
+ at anchor{ut_status}
+ at deftp {Data type} {ut_status}
+This enumeration has the following values:
+
+ at table @code
+ at item UT_SUCCESS
+Success
+ at item UT_BAD_ARG
+An argument violates the the function's contract (e.g., it's @code{NULL}).
+ at item UT_EXISTS
+Unit, prefix, or identifier already exists
+ at item UT_NO_UNIT
+No such unit exists
+ at item UT_OS
+Operating-system error.  See @code{errno} for the reason.
+ at item UT_NOT_SAME_SYSTEM
+The units belong to different unit-systems
+ at item UT_MEANINGLESS
+The operation on the unit or units is meaningless
+ at item UT_NO_SECOND
+The unit-system doesn't have a unit named ``second''
+ at item UT_VISIT_ERROR
+An error occurred while visiting a unit
+ at item UT_CANT_FORMAT
+A unit can't be formatted in the desired manner
+ at item UT_SYNTAX
+String unit representation contains syntax error
+ at item UT_UNKNOWN
+String unit representation contains unknown word
+ at item UT_OPEN_ARG
+Can't open argument-specified unit database
+ at item UT_OPEN_ENV
+Can't open environment-specified unit database
+ at item UT_OPEN_DEFAULT
+Can't open installed, default, unit database
+ at item UT_PARSE
+Error parsing unit database
+ at end table
+ at end deftp
+
+ at node Messages, , Status, Errors
+ at section Error-Messages
+ at cindex messages, error
+ at cindex error-messages
+
+ at anchor{ut_handle_error_message()}
+ at deftypefun @code{int} ut_handle_error_message @code{(const char* @var{fmt}, ...)}
+Handles the error-message corresponding to the format-string @var{fmt} and
+any subsequent arguments referenced by it.
+The interpretation of the formatting-string is identical to that of
+the UNIX function @code{printf()}.
+On success, this function returns the number of bytes in the
+error-message; otherwise, this function returns @code{-1}.
+
+Use the function @code{@ref{ut_set_error_message_handler()}} to change how
+error-messages are handled.
+ at end deftypefun
+
+ at anchor{ut_set_error_message_handler()}
+ at deftypefun @code{@ref{ut_error_message_handler}} ut_set_error_message_handler @code{(@ref{ut_error_message_handler} @var{handler})}
+Sets the function that handles error-messages and returns the previous
+error-message handler.
+The initial error-message handler is @code{@ref{ut_write_to_stderr()}}.
+ at end deftypefun
+
+ at anchor{ut_write_to_stderr()}
+ at deftypefun @code{int} ut_write_to_stderr @code{(const char* @var{fmt}, va_list @var{args})}
+Writes the variadic error-message
+corresponding to formatting-string @var{fmt} and arguments @var{args}
+to the standard-error stream and appends a newline.
+The interpretation of the formatting-string is identical to that of
+the UNIX function @code{printf()}.
+On success, this function returns the number of bytes in the
+error-message; otherwise, this function returns @code{-1}.
+ at end deftypefun
+
+ at anchor{ut_ignore()}
+ at deftypefun @code{int} ut_ignore @code{(const char* @var{fmt}, va_list @var{args})}
+Does nothing.
+In particular, it ignores the variadic error-message
+corresponding to formatting-string @var{fmt} and arguments @var{args}.
+Pass this function to @code{@ref{ut_set_error_message_handler()}} 
+when you don't want the unit module to print any error-messages.
+ at end deftypefun
+
+ at anchor{ut_error_message_handler}
+ at deftp {Data type} {ut_error_message_handler}
+This is the type of an error-message handler.
+It's definition is
+ at example
+typedef int (*ut_error_message_handler)(const char* fmt, va_list args);
+ at end example
+ at end deftp
+
+ at node Database, Types, Errors, Top
+ at chapter The Units Database
+ at cindex units database
+ at cindex database, units
+
+The database of units that comes with the UDUNITS-2 package is an
+XML-formatted file that is based on the SI system of units.
+It contains the names and symbols of most of the units that you will ever
+encounter.
+The pathname of the installed file is
+ at code{@emph{datadir}/udunits2.xml}, where @emph{datadir} is the
+installation-directory for read-only, architecture-independent data
+(e.g., @code{/usr/local/share}).
+This pathname is the default that @code{@ref{ut_read_xml()}} uses.
+
+Naturally, because the database is a regular file, it can be edited
+to add new units or remove existing ones.
+Be very careful about doing this, however, because you might lose
+the benefit of exchanging unit-based information with others who
+haven't modified their database.
+
+ at node Types, Complete Index, Database, Top
+ at chapter Data Types
+ at cindex data types
+ at cindex types, data
+
+The data types @code{@ref{ut_visitor}}, @code{@ref{ut_status}}, and
+ at code{@ref{ut_error_message_handler}} are documented elsewhere.
+
+ at anchor{ut_encoding}
+ at deftp {Data type} {ut_encoding}
+This enumeration has the following values:
+
+ at table @code
+ at item UT_ASCII
+ at uref{http://en.wikipedia.org/wiki/Ascii,US ASCII} character-set.
+ at item UT_ISO_8859_1
+The @uref{http://en.wikipedia.org/wiki/Iso-8859-1,ISO-8859-1} character-set.
+ at item UT_LATIN1
+Synonym for @code{UT_ISO_8859_1}.
+ at item UT_UTF8
+The @uref{http://en.wikipedia.org/wiki/Utf-8,UTF-8} encoding of the Unicode
+character-set.
+ at end table
+ at end deftp
+
+ at node Complete Index, , Types, Top
+ at unnumbered Index
+
+ at printindex cp
+
+ at bye
diff --git a/lib/unitAndId.c b/lib/unitAndId.c
new file mode 100644
index 0000000..032a54e
--- /dev/null
+++ b/lib/unitAndId.c
@@ -0,0 +1,101 @@
+/*
+ * Copyright 2013 University Corporation for Atmospheric Research
+ *
+ * This file is part of the UDUNITS-2 package.  See the file COPYRIGHT
+ * in the top-level source-directory of the package for copying and
+ * redistribution conditions.
+ */
+/*
+ * Searchable unit-and-identifier tree.
+ */
+
+/*LINTLIBRARY*/
+
+#ifndef	_XOPEN_SOURCE
+#   define _XOPEN_SOURCE 500
+#endif
+
+#include <assert.h>
+#include <errno.h>
+#include <stdlib.h>
+
+#include <string.h>
+
+#include "unitAndId.h"
+#include "udunits2.h"
+
+
+/*
+ * Arguments:
+ *	unit	The unit.  May be freed upon return.
+ *	id	The identifier (name or symbol).  May be freed upon return.
+ * Returns:
+ *	NULL	Failure.  "ut_get_status()" will be
+ *		    UT_BAD_ARG	"unit" or "id" is NULL.
+ *		    UT_OS	Operating-system failure.  See "errno".
+ *	else	Pointer to the new unit-and-identifier.
+ */
+UnitAndId*
+uaiNew(
+    const ut_unit* const	unit,
+    const char* const	        id)
+{
+    UnitAndId*	entry = NULL;		/* failure */
+
+    if (id == NULL || unit == NULL) {
+	ut_set_status(UT_BAD_ARG);
+	ut_handle_error_message("uaiNew(): NULL argument");
+    }
+    else {
+	entry = malloc(sizeof(UnitAndId));
+
+	if (entry == NULL) {
+	    ut_set_status(UT_OS);
+	    ut_handle_error_message(strerror(errno));
+	    ut_handle_error_message("Couldn't allocate %lu-byte data-structure",
+		sizeof(UnitAndId));
+	}
+	else {
+	    entry->id = strdup(id);
+
+	    if (entry->id == NULL) {
+		ut_set_status(UT_OS);
+		ut_handle_error_message(strerror(errno));
+		ut_handle_error_message("Couldn't duplicate identifier");
+	    }
+	    else {
+		entry->unit = ut_clone(unit);
+
+		if (entry->unit == NULL) {
+		    assert(ut_get_status() != UT_SUCCESS);
+		    free(entry->id);
+		}
+	    }
+
+	    if (ut_get_status() != UT_SUCCESS) {
+		free(entry);
+		entry = NULL;
+	    }
+	}
+    }
+
+    return entry;
+}
+
+
+/*
+ * Frees memory of a unit-and-identifier.
+ *
+ * Arguments:
+ *	entry	Pointer to the unit-and-identifier or NULL.
+ */
+void
+uaiFree(
+    UnitAndId* const	entry)
+{
+    if (entry != NULL) {
+	free(entry->id);
+	ut_free(entry->unit);
+	free(entry);
+    }
+}
diff --git a/lib/unitAndId.h b/lib/unitAndId.h
new file mode 100644
index 0000000..d0442a3
--- /dev/null
+++ b/lib/unitAndId.h
@@ -0,0 +1,49 @@
+/*
+ * Copyright 2013 University Corporation for Atmospheric Research
+ *
+ * This file is part of the UDUNITS-2 package.  See the file COPYRIGHT
+ * in the top-level source-directory of the package for copying and
+ * redistribution conditions.
+ */
+#ifndef UT_UNIT_SEARCH_NODE_H_INCLUDED
+#define UT_UNIT_SEARCH_NODE_H_INCLUDED
+
+#include "udunits2.h"
+
+typedef struct {
+    char*	id;
+    ut_unit*	unit;
+} UnitAndId;
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
+/*
+ * Arguments:
+ *	id	The identifier (name or symbol).  May be freed upon return.
+ *	unit	The unit.  Must not be freed upon successful return until the
+ *		returned unit-search-node is no longer needed.
+ * Returns:
+ *	NULL	"id" is NULL.
+ *	NULL	"node" is NULL.
+ *	NULL	Out of memory.
+ *	else	Pointer to the new unit search node.
+ */
+UnitAndId*
+uaiNew(
+    const ut_unit* const	unit,
+    const char* const	id);
+
+
+void
+uaiFree(
+    UnitAndId* const	node);
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/lib/unitToIdMap.c b/lib/unitToIdMap.c
new file mode 100644
index 0000000..e243c5a
--- /dev/null
+++ b/lib/unitToIdMap.c
@@ -0,0 +1,822 @@
+/*
+ * Copyright 2013 University Corporation for Atmospheric Research
+ *
+ * This file is part of the UDUNITS-2 package.  See the file COPYRIGHT
+ * in the top-level source-directory of the package for copying and
+ * redistribution conditions.
+ */
+/*
+ * Unit-to-identifier map.
+ */
+
+/*LINTLIBRARY*/
+
+#ifndef	_XOPEN_SOURCE
+#   define _XOPEN_SOURCE 500
+#endif
+
+#include <assert.h>
+#include <errno.h>
+
+#ifdef _MSC_VER
+#include "tsearch.h"
+#else
+#include <search.h>
+#endif
+
+#include <stdlib.h>
+
+#include <string.h>
+
+#include "udunits2.h"
+#include "unitAndId.h"
+#include "unitToIdMap.h"		/* this module's API */
+#include "systemMap.h"
+
+typedef struct {
+    void*		ascii;
+    void*		latin1;
+    void*		utf8;
+} UnitToIdMap;
+
+static SystemMap*	systemToUnitToName = NULL;
+static SystemMap*	systemToUnitToSymbol = NULL;
+
+
+/******************************************************************************
+ * Miscellaneous Functions:
+ ******************************************************************************/
+
+/*
+ * Unconditionally converts an ISO Latin-1 string into a UTF-8 string.
+ *
+ * Arguments:
+ *	latin1String	Pointer to the ISO Latin-1 string.
+ * Returns:
+ *	NULL		Failure.  See errno.
+ *	else		Pointer to the equivalent UTF-8 string.  Should be freed
+ *			when no longer needed.
+ */
+static char*
+latin1ToUtf8(
+    const char* const	latin1String)
+{
+    int			nchar;
+    const char*		inp;
+    char*		outp;
+    char*		utf8String;
+
+    for (nchar = 0, inp = latin1String; *inp; ++inp, ++nchar)
+	if ((*inp & 0x80U) != 0)
+	    nchar++;
+
+    utf8String = malloc(nchar+1);
+
+    if (utf8String != NULL) {
+	for (inp = latin1String, outp = utf8String; *inp; ++inp, ++outp) {
+	    if ((*inp & 0x80U) == 0) {
+		*outp = *inp;
+	    }
+	    else {
+		*outp++ = (char)(0xC0U | ((unsigned)*inp >> 6));
+		*outp = (char)(0x80U | (*inp & 0x3FU));
+	    }
+	}
+
+	*outp = 0;
+    }
+
+    return utf8String;
+}
+
+/*
+ * Adjust a given encoding according to a string.  Because ASCII is a subset of
+ * ISO Latin-1 and because a UTF-8 encoded string must follow certain rules,
+ * it's possible for strings to be mis-encoded and for an encoding specification
+ * to be too restrictive or over-generous.  If the encoding specification is
+ * ASCII and the given string contains a character with the high-order bit
+ * set, then the encoding will be changed to ISO Latin-1.  If the encoding
+ * specification is ISO Latin-1 but the string doesn't contain a character with
+ * the high-order bit set, then the encoding will be changed to ASCII.  If the
+ * encoding specification is UTF-8 but the string doesn't follow the UTF-8
+ * encoding rules, then the function will error-return.
+ *
+ * Arguments:
+ *	encoding	Pointer to the presumptive encoding.  Might be modified
+ *			on return to reflect the actual, most restrictive,
+ *			encoding of "string".
+ *	string		The string to be checked.
+ * Returns:
+ *	0		Success.  "*encoding" might be modified.
+ *	-1		Failure.  "string" doesn't conform to "encoding".
+ */
+static int
+adjustEncoding(
+    ut_encoding* const	encoding,
+    const char* 	string)
+{
+    int		status = 0;		/* success */
+
+    if (*encoding == UT_ASCII) {
+	for (; *string && ((*string & 0x80U) == 0); string++)
+	    ;
+
+	if (*string != 0)
+	    *encoding = UT_LATIN1;
+    }
+    else if (*encoding == UT_LATIN1) {
+	for (; *string && ((*string & 0x80U) == 0); string++)
+	    ;
+
+	if (*string == 0)
+	    *encoding = UT_ASCII;
+    }
+    else if (*encoding == UT_UTF8) {
+	for (; *string; string++) {
+	    if (*string & 0x80U) {
+		if ((*string & 0xE0U) == 0xC0U) {
+		    if ((*++string & 0xC0U) != 0x80U)
+			break;
+		}
+		else if ((*string & 0xF0U) == 0xE0U) {
+		    if ((*++string & 0xC0U) != 0x80U)
+			break;
+		    if ((*++string & 0xC0U) != 0x80U)
+			break;
+		}
+		else if ((*string & 0xF8U) == 0xF0U) {
+		    if ((*++string & 0xC0U) != 0x80U)
+			break;
+		    if ((*++string & 0xC0U) != 0x80U)
+			break;
+		    if ((*++string & 0xC0U) != 0x80U)
+			break;
+		}
+	    }
+	}
+
+	if (*string)
+	    status = -1;
+    }
+
+    return status;
+}
+
+
+/******************************************************************************
+ * Internal Map Functions:
+ ******************************************************************************/
+
+static int
+compareUnits(
+    const void* const	entry1,
+    const void* const	entry2)
+{
+    return ut_compare(((const UnitAndId*)entry1)->unit,
+	((const UnitAndId*)entry2)->unit);
+}
+
+
+/*
+ * Selects a unit-and-identifier tree corresponding to a given encoding.
+ *
+ * Arguments:
+ *	map		The unit-to-id map.
+ *	encoding	The encoding.
+ * Returns:
+ *	Pointer to the root of the unit-and-identifier tree in "map" that
+ *	corresponds to "encoding".
+ */
+static void**
+selectTree(
+    UnitToIdMap* const	unitToIdMap,
+    const ut_encoding	encoding)
+{
+    return
+	encoding == UT_ASCII
+	    ? &unitToIdMap->ascii
+	    : encoding == UT_LATIN1
+		? &unitToIdMap->latin1
+		: &unitToIdMap->utf8;
+}
+
+
+/*
+ * Returns a new instance of a unit-to-identifier map.
+ *
+ * Returns:
+ *	NULL	Failure.  See "errno".
+ *	else	Pointer to a new unit-to-identifier map.
+ */
+static UnitToIdMap*
+utimNew(void)
+{
+    UnitToIdMap* const	map = malloc(sizeof(UnitToIdMap));
+
+    if (map != NULL) {
+	map->ascii = NULL;
+	map->latin1 = NULL;
+	map->utf8 = NULL;
+    }
+
+    return map;
+}
+
+
+/*
+ * Frees a unit-to-identifier map.  All entries in all encodings are freed.
+ *
+ * Arguments:
+ *	map		Pointer to the map to be freed.
+ */
+static void
+utimFree(
+    UnitToIdMap*	map)
+{
+    if (map != NULL) {
+	ut_encoding	encodings[] = {UT_ASCII, UT_LATIN1, UT_UTF8};
+	int		i;
+
+	for (i = 0; i < sizeof(encodings)/sizeof(encodings[0]); ++i) {
+	    void**	rootp = selectTree(map, encodings[i]);
+
+	    while (*rootp != NULL) {
+		UnitAndId*	uai = **(UnitAndId***)rootp;
+
+		(void)tdelete(uai, rootp, compareUnits);
+		uaiFree(uai);
+	    }
+	}
+
+	free(map);
+    }
+}
+
+
+/*
+ * Adds an entry to a unit-to-identifier map.
+ *
+ * Arguments:
+ *	map		Pointer to unit-to-identifier map.
+ *	unit		The unit.  May be freed upon return.
+ *	id		The identifier.  May be freed upon return.
+ *	encoding	The ostensible encoding of "id".
+ * Returns:
+ *	UT_BAD_ARG	"id" is inconsistent with "encoding".
+ *	UT_OS		Operating-system error.  See "errno".
+ *	UT_EXISTS	"unit" already maps to a different identifier.
+ *	UT_SUCCESS	Success.
+ */
+static ut_status
+utimAdd(
+    UnitToIdMap* const	map,
+    const ut_unit*	unit,
+    const char* const	id,
+    ut_encoding		encoding)
+{
+    ut_status		status;
+
+    assert(map != NULL);
+    assert(unit != NULL);
+    assert(id != NULL);
+
+    if (adjustEncoding(&encoding, id)) {
+	status = UT_BAD_ARG;
+        ut_set_status(status);
+	ut_handle_error_message("Identifier not in given encoding");
+    }
+    else {
+	UnitAndId*	targetEntry = uaiNew(unit, id);
+
+	if (targetEntry != NULL) {
+	    void**	rootp = selectTree(map, encoding);
+
+	    UnitAndId**	treeEntry = tsearch(targetEntry, rootp, compareUnits);
+
+	    if (treeEntry == NULL) {
+		status = UT_OS;
+                ut_set_status(status);
+		ut_handle_error_message(strerror(errno));
+		ut_handle_error_message("Couldn't add search-tree entry");
+		uaiFree(targetEntry);
+	    }
+	    else {
+		if (strcmp((*treeEntry)->id, id) != 0) {
+		    status = UT_EXISTS;
+                    ut_set_status(status);
+		    ut_handle_error_message("Unit already maps to \"%s\"",
+			(*treeEntry)->id);
+		}
+		else {
+		    status = UT_SUCCESS;
+		}
+
+                if (targetEntry != *treeEntry)
+                    uaiFree(targetEntry);
+	    }
+	}				/* "targetEntry" allocated */
+    }					/* valid arguments */
+
+    return status;
+}
+
+
+/*
+ * Removes an entry from a unit-to-identifier map.
+ *
+ * Arguments:
+ *	map		Pointer to the unit-to-identifier map.
+ *	unit		The unit.  May be freed upon return.
+ *	encoding	The encoding to be removed.
+ * Returns:
+ *	UT_SUCCESS	Success.
+ */
+static ut_status
+utimRemove(
+    UnitToIdMap* const	map,
+    const ut_unit*	unit,
+    ut_encoding		encoding)
+{
+    ut_status		status;
+    UnitAndId		targetEntry;
+    UnitAndId**		treeEntry;
+
+    assert(map != NULL);
+    assert(unit != NULL);
+
+    targetEntry.unit = (ut_unit*)unit;
+    treeEntry = tfind(&targetEntry, selectTree(map, encoding), compareUnits);
+
+    if (treeEntry == NULL || *treeEntry == NULL) {
+	status = UT_SUCCESS;
+    }
+    else {
+	UnitAndId*	uai = *treeEntry;
+
+	(void)tdelete(uai, selectTree(map, encoding), compareUnits);
+	uaiFree(uai);
+    }
+
+    return status;
+}
+
+
+/*
+ * Returns the unit-and-identifier whose ASCII identifier corresponding to a
+ * unit.
+ *
+ * Arguments:
+ *	map	The unit-to-identifier map.
+ *	unit	The unit to be used as the key in the search.
+ * Returns:
+ *	NULL	The map doesn't contain an entry corresponding to "unit" whose
+ *		identifier is in ASCII.
+ *	else	Pointer to the entry corresponding to "unit" whose identifier is
+ *		in ASCII.
+ */
+static UnitAndId*
+utimFindAsciiByUnit(
+    UnitToIdMap* const	map,
+    const ut_unit* const	unit)
+{
+    UnitAndId	targetEntry;
+    UnitAndId**	treeEntry;
+
+    targetEntry.unit = (ut_unit*)unit;
+    treeEntry = tfind(&targetEntry, &map->ascii, compareUnits);
+
+    return treeEntry == NULL ? NULL : *treeEntry;
+}
+
+
+/*
+ * Finds a unit-search-entry with a Latin-1 identifier correcponding to a unit.
+ *
+ * Arguments:
+ *	map	The unit-to-identifier map.
+ *	unit	The unit to be used as the key in the search.
+ * Returns:
+ *	NULL	The map doesn't contain an entry corresponding to "unit" whose
+ *		identifier is in Latin-1.
+ *	else	Pointer to the entry corresponding to "unit" whose identifier is
+ *		in Latin-1 (and might, actually, be in ASCII).
+ */
+static UnitAndId*
+utimFindLatin1ByUnit(
+    UnitToIdMap* const	map,
+    const ut_unit* const	unit)
+{
+    UnitAndId	targetEntry;
+    UnitAndId**	treeEntry;
+
+    targetEntry.unit = (ut_unit*)unit;
+    treeEntry = tfind(&targetEntry, &map->latin1, compareUnits);
+
+    if (treeEntry == NULL)
+	treeEntry = tfind(&targetEntry, &map->ascii, compareUnits);
+
+    return treeEntry == NULL ? NULL : *treeEntry;
+}
+
+
+/*
+ * Finds an entry with a UTF-8 identifier corresponding to a unit.
+ *
+ * Arguments:
+ *	map	The unit-to-identifier map.
+ *	unit	The unit to be used as the key in the search.
+ * Returns:
+ *	NULL	The map doesn't contain an entry corresponding to "unit" whose
+ *		identifier is in UTF-8.
+ *	else	Pointer to the entry corresponding to "unit" whose identifier is
+ *		in UTF-8 (and might, actually, be in ASCII).
+ */
+static UnitAndId*
+utimFindUtf8ByUnit(
+    UnitToIdMap* const	        map,
+    const ut_unit* const	unit)
+{
+    UnitAndId	targetEntry;
+    UnitAndId**	treeEntry = NULL;	/* failure */
+
+    targetEntry.unit = (ut_unit*)unit;
+    treeEntry = tfind(&targetEntry, &map->utf8, compareUnits);
+
+    if (treeEntry == NULL) {
+	treeEntry = tfind(&targetEntry, &map->latin1, compareUnits);
+
+	if (treeEntry == NULL) {
+	    treeEntry = tfind(&targetEntry, &map->ascii, compareUnits);
+	}
+	else {
+	    /*
+	     * Create the UTF-8 version of the Latin-1 identifier and add it to
+	     * the UTF-8 unit-to-id map so that it will be found next time.
+	     */
+	    char* const	id = latin1ToUtf8((*treeEntry)->id);
+
+	    if (id == NULL) {
+		ut_set_status(UT_OS);
+		ut_handle_error_message(strerror(errno));
+		ut_handle_error_message(
+		    "Couldn't convert identifier from ISO-8859-1 to UTF-8");
+		treeEntry = NULL;
+	    }
+	    else {
+		UnitAndId*	newEntry = uaiNew(unit, id);
+
+		if (newEntry != NULL) {
+		    treeEntry = tsearch(newEntry, &map->utf8, compareUnits);
+
+		    if (treeEntry == NULL) {
+			uaiFree(newEntry);
+			ut_set_status(UT_OS);
+			ut_handle_error_message(strerror(errno));
+			ut_handle_error_message(
+                            "Couldn't add unit-and-identifier to search-tree");
+		    }
+		}
+
+		free(id);
+	    }				/* UTF-8 identifier created */
+	}				/* found Latin-1 identifier */
+    }					/* no UTF-8 identifier */
+
+    return treeEntry == NULL ? NULL : *treeEntry;
+}
+
+
+/*
+ * Adds an entry to the unit-to-identifier map associated with a unit-system.
+ *
+ * Arguments:
+ *	sytemMap	Address of the pointer to the
+ *			system-to-unit-to-identifier map.
+ *	unit		The unit.  May be freed upon return.
+ *	id		The identifier.  May be freed upon return.
+ *	encoding	The ostensible encoding of "id".
+ * Returns:
+ *	UT_BAD_ARG	"unit" or "id" is NULL, or "id" is inconsistent with
+ *                      "encoding".
+ *	UT_OS		Operating-system error.  See "errno".
+ *	UT_EXISTS	"unit" already maps to a different identifier.
+ *	UT_SUCCESS	Success.
+ */
+static ut_status
+mapUnitToId(
+    SystemMap** const		systemMap,
+    const ut_unit* const	unit,
+    const char* const		id,
+    ut_encoding			encoding)
+{
+    ut_status		status;
+
+    assert(systemMap != NULL);
+
+    if (unit == NULL || id == NULL) {
+	status = UT_BAD_ARG;
+    }
+    else {
+	if (*systemMap == NULL) {
+	    *systemMap = smNew();
+
+	    if (*systemMap == NULL)
+		status = UT_OS;
+	}
+
+	if (*systemMap != NULL) {
+	    UnitToIdMap** const	unitToIdMap =
+		(UnitToIdMap**)smSearch(*systemMap, ut_get_system(unit));
+
+	    if (unitToIdMap == NULL) {
+		status = UT_OS;
+	    }
+	    else {
+		if (*unitToIdMap == NULL) {
+		    *unitToIdMap = utimNew();
+
+		    if (*unitToIdMap == NULL)
+			status = UT_OS;
+		}
+
+		if (*unitToIdMap != NULL)
+		    status = utimAdd(*unitToIdMap, unit, id, encoding);
+	    }
+	}
+    }
+
+    return status;
+}
+
+
+/*
+ * Removes an entry from the unit-to-identifier map associated with a
+ * unit-system.
+ *
+ * Arguments:
+ *	sytemMap	Pointer to the system-to-unit-to-identifier map.
+ *	unit		The unit.  May be freed upon return.
+ *	encoding	The ostensible encoding of "id".
+ * Returns:
+ *	UT_BAD_ARG	"systemMap" is NULL.
+ *	UT_BAD_ARG	"unit" is NULL.
+ *	UT_SUCCESS	Success.
+ */
+static ut_status
+unmapUnitToId(
+    SystemMap* const		systemMap,
+    const ut_unit* const	unit,
+    ut_encoding			encoding)
+{
+    ut_status		status;
+
+    if (systemMap == NULL || unit == NULL) {
+	status = UT_BAD_ARG;
+    }
+    else {
+	UnitToIdMap** const	unitToIdMap =
+	    (UnitToIdMap**)smFind(systemMap, ut_get_system(unit));
+
+	status =
+	    (unitToIdMap == NULL || *unitToIdMap == NULL)
+		? UT_SUCCESS
+		: utimRemove(*unitToIdMap, unit, encoding);
+    }
+
+    return status;
+}
+
+
+/*
+ * Returns the identifier in a given encoding to which a unit associated with
+ * a unit-system maps.
+ *
+ * Arguments:
+ *	systemMap	Pointer to the system-to-unit-to-id map.
+ *	unit		Pointer to the unit whose identifier should be returned.
+ *	encoding	The desired encoding of the identifier.
+ * Returns:
+ *	NULL		Failure.  "ut_get_status()" will be
+ *			    UT_BAD_ARG	"unit" was NULL.
+ *	else		Pointer to the identifier in the given encoding
+ *			associated with "unit".
+ */
+static const char*
+getId(
+    SystemMap* const	systemMap,
+    const ut_unit* const	unit,
+    const ut_encoding	encoding)
+{
+    const char*	id = NULL;		/* failure */
+
+    if (unit == NULL) {
+	ut_set_status(UT_BAD_ARG);
+	ut_handle_error_message("NULL unit argument");
+    }
+    else {
+	UnitToIdMap** const	unitToId = 
+	    (UnitToIdMap**)smFind(systemMap, ut_get_system(unit));
+
+	if (unitToId != NULL) {
+	    UnitAndId*	mapEntry = 
+		encoding == UT_LATIN1
+		    ? utimFindLatin1ByUnit(*unitToId, unit)
+		    : encoding == UT_UTF8
+			? utimFindUtf8ByUnit(*unitToId, unit)
+			: utimFindAsciiByUnit(*unitToId, unit);
+
+	    if (mapEntry != NULL)
+		id = mapEntry->id;
+	}
+    }
+
+    return id;
+}
+
+
+/******************************************************************************
+ * Public API:
+ ******************************************************************************/
+
+
+/*
+ * Adds a mapping from a unit to a name.
+ *
+ * Arguments:
+ *	unit		Pointer to the unit to be mapped to "name".  May be
+ *			freed upon return.
+ *	name		Pointer to the name to be mapped-to by "unit".  May be
+ *			freed upon return.
+ *	encoding	The encoding of "name".
+ * Returns:
+ *	UT_SUCCESS	Success.
+ *	UT_BAD_ARG	"unit" or "name" is NULL, or "name" is not in the
+ *                      specified encoding.
+ *	UT_OS		Operating-system error.  See "errno".
+ *	UT_EXISTS	"unit" already maps to a name.
+ */
+ut_status
+ut_map_unit_to_name(
+    const ut_unit* const	unit,
+    const char* const		name,
+    ut_encoding			encoding)
+{
+    ut_set_status(mapUnitToId(&systemToUnitToName, unit, name, encoding));
+
+    return ut_get_status();
+}
+
+
+/*
+ * Removes a mapping from a unit to a name.
+ *
+ * Arguments:
+ *	unit		Pointer to the unit.  May be freed upon return.
+ *	encoding	The encoding to be removed.  No other encodings will be
+ *			removed.
+ * Returns:
+ *	UT_BAD_ARG	"unit" is NULL.
+ *	UT_SUCCESS	Success.
+ */
+ut_status
+ut_unmap_unit_to_name(
+    const ut_unit* const	unit,
+    ut_encoding			encoding)
+{
+    ut_set_status(unmapUnitToId(systemToUnitToName, unit, encoding));
+
+    return ut_get_status();
+}
+
+
+/*
+ * Adds a mapping from a unit to a symbol.
+ *
+ * Arguments:
+ *	unit		Pointer to the unit to be mapped to "symbol".  May be
+ *			freed upon return.
+ *	symbol		Pointer to the symbol to be mapped-to by "unit".  May
+ *			be freed upon return.
+ *	encoding	The encoding of "symbol".
+ * Returns:
+ *	UT_SUCCESS	Success.
+ *	UT_BAD_ARG	"unit" or "symbol" is NULL.
+ *	UT_OS		Operating-system error.  See "errno".
+ *	UT_EXISTS	"unit" already maps to a symbol.
+ */
+ut_status
+ut_map_unit_to_symbol(
+    const ut_unit*		unit,
+    const char* const		symbol,
+    ut_encoding			encoding)
+{
+    ut_set_status(mapUnitToId(&systemToUnitToSymbol, unit, symbol, encoding));
+
+    return ut_get_status();
+}
+
+
+/*
+ * Removes a mapping from a unit to a symbol.
+ *
+ * Arguments:
+ *	unit		Pointer to the unit to be unmapped to a symbol.  May be
+ *			freed upon return.
+ *	encoding	The encoding to be removed.  The mappings for "unit" in
+ *			other encodings will not be removed.
+ * Returns:
+ *	UT_SUCCESS	Success.
+ *	UT_BAD_ARG	"unit" is NULL.
+ */
+ut_status
+ut_unmap_unit_to_symbol(
+    const ut_unit* const	unit,
+    ut_encoding			encoding)
+{
+    ut_set_status(unmapUnitToId(systemToUnitToSymbol, unit, encoding));
+
+    return ut_get_status();
+}
+
+
+/*
+ * Returns the name in a given encoding to which a unit maps.
+ *
+ * Arguments:
+ *	unit		Pointer to the unit whose name should be returned.
+ *	encoding	The desired encoding of the name.
+ * Returns:
+ *	NULL		Failure.  "ut_get_status()" will be
+ *			    UT_BAD_ARG		"unit" is NULL.
+ *			    UT_SUCCESS		"unit" doesn't map to a name in
+ *						in the given encoding.
+ *	else		Pointer to the name in the given encoding to which
+ *			"unit" maps.
+ */
+const char*
+ut_get_name(
+    const ut_unit* const	unit,
+    const ut_encoding	encoding)
+{
+    ut_set_status(UT_SUCCESS);
+
+    return getId(systemToUnitToName, unit, encoding);
+}
+
+
+/*
+ * Returns the symbol in a given encoding to which a unit maps.
+ *
+ * Arguments:
+ *	unit		Pointer to the unit whose symbol should be returned.
+ *	encoding	The desired encoding of the symbol.
+ * Returns:
+ *	NULL		Failure.  "ut_get_status()" will be
+ *			    UT_BAD_ARG		"unit" is NULL.
+ *			    UT_SUCCESS		"unit" doesn't map to a symbol
+ *						in the given encoding.
+ *	else		Pointer to the symbol in the given encoding to which
+ *			"unit" maps.
+ */
+const char*
+ut_get_symbol(
+    const ut_unit* const	unit,
+    const ut_encoding	encoding)
+{
+    ut_set_status(UT_SUCCESS);
+
+    return getId(systemToUnitToSymbol, unit, encoding);
+}
+
+
+/*
+ * Frees resources associated with a unit-system.
+ *
+ * Arguments:
+ *	system		Pointer to the unit-system to have its associated
+ *			resources freed.
+ */
+void
+utimFreeSystem(
+    ut_system*	system)
+{
+    if (system != NULL) {
+	SystemMap*	systemMaps[2];
+	int		i;
+
+	systemMaps[0] = systemToUnitToName;
+	systemMaps[1] = systemToUnitToSymbol;
+
+	for (i = 0; i < 2; i++) {
+	    if (systemMaps[i] != NULL) {
+		UnitToIdMap** const	unitToId =
+		    (UnitToIdMap**)smFind(systemMaps[i], system);
+
+		if (unitToId != NULL)
+		    utimFree(*unitToId);
+
+		smRemove(systemMaps[i], system);
+	    }
+	}
+    }
+}
diff --git a/lib/unitToIdMap.h b/lib/unitToIdMap.h
new file mode 100644
index 0000000..0ce071c
--- /dev/null
+++ b/lib/unitToIdMap.h
@@ -0,0 +1,32 @@
+/*
+ * Copyright 2013 University Corporation for Atmospheric Research
+ *
+ * This file is part of the UDUNITS-2 package.  See the file COPYRIGHT
+ * in the top-level source-directory of the package for copying and
+ * redistribution conditions.
+ */
+#ifndef UT_UNIT_TO_ID_MAP_H_INCLUDED
+#define UT_UNIT_TO_ID_MAP_H_INCLUDED
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
+/*
+ * Frees resources associated with a unit-system.
+ *
+ * Arguments:
+ *	system		Pointer to the unit-system to have its associated
+ *			resources freed.
+ */
+EXTERNL void
+utimFreeSystem(
+    ut_system*	system);
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/lib/unitcore.c b/lib/unitcore.c
new file mode 100644
index 0000000..aa22cc8
--- /dev/null
+++ b/lib/unitcore.c
@@ -0,0 +1,3863 @@
+/*
+ * Copyright 2013 University Corporation for Atmospheric Research
+ *
+ * This file is part of the UDUNITS-2 package.  See the file COPYRIGHT
+ * in the top-level source-directory of the package for copying and
+ * redistribution conditions.
+ */
+/*
+ * Unit creation and manipulation routines for the udunits(3) library.
+ *
+ * The following data-structures exist in this module:
+ *	BasicUnit	Like an ISO "base unit" but also for dimensionless
+ *			units (e.g., "radian").
+ *	ProductUnit	A unit that, when it is created, contains all the
+ *			BasicUnit-s that exist at the time, each raised
+ *			to an integral power (that can be zero).
+ *	GalileanUnit	A unit whose value is related to another unit by a 
+ *			Galilean transformation (y = ax + b).  Examples include
+ *			"yard" and "degrees Fahrenheit".
+ *	LogUnit		A unit that is related to another unit by a logarithmic
+ *			transformation (y = a*log(x)).  The "Bel" is an example.
+ *	TimestampUnit	A wrong-headed unit that shouldn't exist but does for
+ *			backward compatibility.  It was intended to provide 
+ *			similar functionality as the GalileanUnit, but for time
+ *			units (e.g., "seconds since the epoch").  Unfortunately,
+ *			people try to use it for more than it is capable (e.g.,
+ *			days since some time on an imaginary world with only 360
+ *			days per year).
+ *	ut_unit		A data-structure that encapsulates ProductUnit, 
+ *			GalileanUnit, LogUnit, and TimestampUnit.
+ *
+ * This module is thread-compatible but not thread-safe: multi-thread access to
+ * this module must be externally synchronized.
+ */
+
+/*LINTLIBRARY*/
+
+#ifndef	_XOPEN_SOURCE
+#   define _XOPEN_SOURCE 500
+#endif
+
+#include <assert.h>
+#include <ctype.h>
+#include <errno.h>
+#include <float.h>
+#ifndef _MSC_VER
+#include <inttypes.h>
+#else
+#define int32_t __int32
+#endif
+
+#ifdef _MSC_VER
+#define _USE_MATH_DEFINES
+#endif
+
+#include <limits.h>
+#include <math.h>
+
+#ifdef _MSC_VER
+#include "tsearch.h"
+#else
+#include <search.h>
+#endif
+
+#include <stddef.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#ifndef _MSC_VER
+
+#include <strings.h>
+#endif
+
+#include "udunits2.h"		/* this module's API */
+#include "converter.h"
+
+typedef enum {
+    PRODUCT_EQUAL = 0,		/* The units are equal -- ignoring dimensionless
+				 * basic-units */
+    PRODUCT_INVERSE,		/* The units are reciprocals of each other */
+    PRODUCT_UNCONVERTIBLE,	/* The units have incompatible dimensionality */
+    PRODUCT_UNKNOWN		/* The relationship is unknown */
+} ProductRelationship;
+
+typedef struct BasicUnit	BasicUnit;
+typedef struct ProductUnit	ProductUnit;
+
+struct ut_system {
+    ut_unit*		second;
+    ut_unit*		one;		/* the dimensionless-unit one */
+    BasicUnit**		basicUnits;
+    int			basicCount;
+};
+
+typedef struct {
+    ProductUnit*	(*getProduct)(const ut_unit*);
+    ut_unit*		(*clone)(const ut_unit*);
+    void		(*free)(ut_unit*);
+    /*
+     * The following comparison function is called if and only if the two units
+     * belong to the same unit system.
+     */
+    int			(*compare)(const ut_unit*, const ut_unit*);
+    ut_unit*		(*multiply)(const ut_unit*, const ut_unit*);
+    ut_unit*		(*raise)(const ut_unit*, const int power);
+    ut_unit*		(*root)(const ut_unit*, const int root);
+    int			(*initConverterToProduct)(ut_unit*);
+    int			(*initConverterFromProduct)(ut_unit*);
+    ut_status		(*acceptVisitor)(const ut_unit*, const ut_visitor*,
+			    void*);
+} UnitOps;
+
+typedef enum {
+    BASIC,
+    PRODUCT,
+    GALILEAN,
+    LOG,
+    TIMESTAMP
+} UnitType;
+
+#undef	ABS
+#define	ABS(a)		((a) < 0 ? -(a) : (a))
+#undef	MIN
+#define	MIN(a,b)	((a) < (b) ? (a) : (b))
+#undef	MAX
+#define	MAX(a,b)	((a) > (b) ? (a) : (b))
+
+#define GET_PRODUCT(unit) \
+			((unit)->common.ops->getProduct(unit))
+#define CLONE(unit)	((unit)->common.ops->clone(unit))
+#define MULTIPLY(unit1, unit2) \
+			((unit1)->common.ops->multiply(unit1, unit2))
+#define RAISE(unit, power) \
+			((unit)->common.ops->raise(unit, power))
+#define ROOT(unit, root) \
+			((unit)->common.ops->root(unit, root))
+#define FREE(unit)	((unit)->common.ops->free(unit))
+#define COMPARE(unit1, unit2) \
+			((unit1)->common.ops->compare(unit1, unit2))
+#define ENSURE_CONVERTER_TO_PRODUCT(unit) \
+			((unit)->common.toProduct != NULL || \
+			(unit)->common.ops->initConverterToProduct(unit) == 0)
+#define ENSURE_CONVERTER_FROM_PRODUCT(unit) \
+			((unit)->common.fromProduct != NULL || \
+			(unit)->common.ops->initConverterFromProduct(unit) == 0)
+#define ACCEPT_VISITOR(unit, visitor, arg) \
+			((unit)->common.ops->acceptVisitor(unit, visitor, arg))
+
+typedef struct {
+    ut_system*		system;
+    const UnitOps*	ops;
+    UnitType		type;
+    cv_converter*	toProduct;
+    cv_converter*	fromProduct;
+} Common;
+
+struct BasicUnit {
+    Common		common;
+    ProductUnit*	product;		/* equivalent product-unit */
+    int			index;			/* system->basicUnits index */
+    int			isDimensionless;
+};
+
+struct ProductUnit {
+    Common		common;
+    short*		indexes;
+    short*		powers;
+    int			count;
+};
+
+typedef struct {
+    Common		common;
+    ut_unit*		unit;
+    double		scale;
+    double		offset;
+} GalileanUnit;
+
+typedef struct {
+    Common		common;
+    ut_unit*		unit;
+    double		origin;
+} TimestampUnit;
+
+typedef struct {
+    Common		common;
+    ut_unit*		reference;
+    double		base;
+} LogUnit;
+
+union ut_unit {
+    Common		common;
+    BasicUnit		basic;
+    ProductUnit		product;
+    GalileanUnit	galilean;
+    TimestampUnit	timestamp;
+    LogUnit		log;
+};
+
+#define IS_BASIC(unit)		((unit)->common.type == BASIC)
+#define IS_PRODUCT(unit)	((unit)->common.type == PRODUCT)
+#define IS_GALILEAN(unit)	((unit)->common.type == GALILEAN)
+#define IS_LOG(unit)		((unit)->common.type == LOG)
+#define IS_TIMESTAMP(unit)	((unit)->common.type == TIMESTAMP)
+
+/*
+ * The following function are declared here because they are used in the
+ * basic-unit section  before they are defined in the product-unit section.
+ */
+static ProductUnit*	productNew(
+    ut_system* const		system,
+    const short* const		indexes,
+    const short* const		powers,
+    const int			count);
+static void		productFree(
+    ut_unit* const		unit);
+static ut_unit*		productMultiply(
+    const ut_unit* const	unit1,
+    const ut_unit* const	unit2);
+static ut_unit*		productRaise(
+    const ut_unit* const	unit,
+    const int			power);
+static ut_unit*		productRoot(
+    const ut_unit* const	unit,
+    const int			root);
+
+
+/*
+ * The following two functions convert between Julian day number and
+ * Gregorian/Julian dates (Julian dates are used prior to October 15,
+ * 1582; Gregorian dates are used after that).  Julian day number 0 is
+ * midday, January 1, 4713 BCE.  The Gregorian calendar was adopted
+ * midday, October 15, 1582.
+ *
+ * Author: Robert Iles, March 1994
+ *
+ * C Porter: Steve Emmerson, October 1995
+ *
+ * Original: http://www.nag.co.uk:70/nagware/Examples/calendar.f90
+ *
+ * There is no warranty on this code.
+ */
+
+
+/*
+ * Convert a Julian day number to a Gregorian/Julian date.
+ */
+void
+julianDayToGregorianDate(julday, year, month, day)
+    long	julday;		/* Julian day number to convert */
+    int		*year;		/* Gregorian year (out) */
+    int		*month;		/* Gregorian month (1-12) (out) */
+    int		*day;		/* Gregorian day (1-31) (out) */
+{
+    long	ja, jb, jd;
+    int		jc;
+    int		je, iday, imonth, iyear;
+    double	xc;
+
+    if (julday < 2299161)
+	ja = julday;
+    else
+    {
+	int	ia = (int)(((julday - 1867216) - 0.25) / 36524.25);
+
+	ja = julday + 1 + ia - (int)(0.25 * ia);
+    }
+
+    jb = ja + 1524;
+    xc = ((jb - 2439870) - 122.1) / 365.25;
+    jc = (int)(6680.0 + xc);
+    jd = 365 * jc + (int)(0.25 * jc);
+    je = (int)((jb - jd) / 30.6001);
+
+    iday = (int)(jb - jd - (int)(30.6001 * je));
+
+    imonth = je - 1;
+    if (imonth > 12)
+	imonth -= 12;
+
+    iyear = jc - 4715;
+    if (imonth > 2)
+	iyear -= 1;
+    if (iyear <= 0)
+	iyear -= 1;
+
+    *year = iyear;
+    *month = imonth;
+    *day = iday;
+}
+
+
+/*
+ * Convert a Gregorian/Julian date to a Julian day number.
+ *
+ * The Gregorian calendar was adopted midday, October 15, 1582.
+ */
+long
+gregorianDateToJulianDay(year, month, day)
+    int		year;	/* Gregorian year */
+    int		month;	/* Gregorian month (1-12) */
+    int		day;	/* Gregorian day (1-31) */
+{
+    int32_t	igreg = 15 + 31 * (10 + (12 * 1582));
+    int32_t	iy;	/* signed, origin 0 year */
+    int32_t	ja;	/* Julian century */
+    int32_t	jm;	/* Julian month */
+    int32_t	jy;	/* Julian year */
+    long	julday;	/* returned Julian day number */
+
+    /*
+     * Because there is no 0 BC or 0 AD, assume the user wants the start of 
+     * the common era if they specify year 0.
+     */
+    if (year == 0)
+	year = 1;
+
+    iy = year;
+    if (year < 0)
+	iy++;
+    if (month > 2)
+    {
+	jy = iy;
+	jm = month + 1;
+    }
+    else
+    {
+	jy = iy - 1;
+	jm = month + 13;
+    }
+
+    /*
+     *  Note: SLIGHTLY STRANGE CONSTRUCTIONS REQUIRED TO AVOID PROBLEMS WITH
+     *        OPTIMISATION OR GENERAL ERRORS UNDER VMS!
+     */
+    julday = day + (int)(30.6001 * jm);
+    if (jy >= 0)
+    {
+	julday += 365 * jy;
+	julday += 0.25 * jy;
+    }
+    else
+    {
+	double	xi = 365.25 * jy;
+
+	if ((int)xi != xi)
+	    xi -= 1;
+	julday += (int)xi;
+    }
+    julday += 1720995;
+
+    if (day + (31* (month + (12 * iy))) >= igreg)
+    {
+	ja = jy/100;
+	julday -= ja;
+	julday += 2;
+	julday += ja/4;
+    }
+
+    return julday;
+}
+
+/*
+ * Returns the Julian day number that is the origin of all things temporal in
+ * this module.
+ *
+ * Returns:
+ *      The Julian day number that is the origin for time in this module.
+ */
+static long
+getJuldayOrigin()
+{
+    static long juldayOrigin;
+
+    if (juldayOrigin == 0)
+	juldayOrigin = gregorianDateToJulianDay(2001, 1, 1);
+
+    return juldayOrigin;
+}
+
+
+/*
+ * Encodes a time as a double-precision value.
+ *
+ * Arguments:
+ *	hours		The number of hours (0 = midnight).
+ *	minutes		The number of minutes.
+ *	seconds		The number of seconds.
+ * Returns:
+ *	The clock-time encoded as a scalar value.
+ */
+double
+ut_encode_clock(
+    int		hours,
+    int		minutes,
+    double	seconds)
+{
+    return (hours*60 + minutes)*60 + seconds;
+}
+
+
+/*
+ * Decompose a value into a set of values accounting for uncertainty.
+ */
+static void
+decompose(value, uncer, nbasis, basis, count)
+    double        value;
+    double        uncer;		/* >= 0 */
+    int           nbasis;
+    const double *basis;		/* all values > 0 */
+    double       *count;
+{
+    int		i;
+
+    for (i = 0; i < nbasis; i++)
+    {
+	double	r = fmod(value, basis[i]);	/* remainder */
+
+	/* Adjust remainder to minimum magnitude. */
+	if (ABS(2*r) > basis[i])
+	    r += r > 0
+		    ? -basis[i]
+		    :  basis[i];
+
+	if (ABS(r) <= uncer)
+	{
+	    /* The value equals a basis multiple within the uncertainty. */
+	    double	half = value < 0 ? -basis[i]/2 : basis[i]/2;
+	    modf((value+half)/basis[i], count+i);
+	    break;
+	}
+
+	value = basis[i] * modf(value/basis[i], count+i);
+    }
+
+    if (i >= nbasis) {
+	count[--i] += value;
+    }
+    else {
+	for (i++; i < nbasis; i++)
+	    count[i] = 0;
+    }
+}
+
+
+/*
+ * Encodes a date as a double-precision value.
+ *
+ * Arguments:
+ *	year		The year.
+ *	month		The month.
+ *	day		The day (1 = the first of the month).
+ * Returns:
+ *	The date encoded as a scalar value.
+ */
+double
+ut_encode_date(
+    int		year,
+    int		month,
+    int		day)
+{
+    return 86400.0 *
+	(gregorianDateToJulianDay(year, month, day) - getJuldayOrigin());
+}
+
+
+/*
+ * Encodes a time as a double-precision value.  The convenience function is
+ * equivalent to "ut_encode_date(year,month,day) + 
+ * ut_encode_clock(hour,minute,second)"
+ *
+ * Arguments:
+ *	year	The year.
+ *	month	The month.
+ *	day	The day.
+ *	hour	The hour.
+ *	minute	The minute.
+ *	second	The second.
+ * Returns:
+ *	The time encoded as a scalar value.
+ */
+double
+ut_encode_time(
+    const int		year,
+    const int		month,
+    const int		day,
+    const int		hour,
+    const int		minute,
+    const double	second)
+{
+    return ut_encode_date(year, month, day) + ut_encode_clock(hour, minute, second);
+}
+
+
+/*
+ * Decodes a time from a double-precision value.
+ *
+ * Arguments:
+ *      value           The value to be decoded.
+ *      year            Pointer to the variable to be set to the year.
+ *      month           Pointer to the variable to be set to the month.
+ *      day             Pointer to the variable to be set to the day.
+ *      hour            Pointer to the variable to be set to the hour.
+ *      minute          Pointer to the variable to be set to the minute.
+ *      second          Pointer to the variable to be set to the second.
+ *      resolution      Pointer to the variable to be set to the resolution
+ *                      of the decoded time in seconds.
+ */
+void
+ut_decode_time(
+    double	value,
+    int		*year,
+    int		*month,
+    int		*day,
+    int		*hour,
+    int		*minute,
+    double	*second,
+    double	*resolution)
+{
+    int			days;
+    int			hours;
+    int			minutes;
+    double		seconds;
+    double		uncer;		/* uncertainty of input value */
+    typedef union
+    {
+	double	    vec[7];
+	struct
+	{
+	    double	days;
+	    double	hours12;
+	    double	hours;
+	    double	minutes10;
+	    double	minutes;
+	    double	seconds10;
+	    double	seconds;
+	}	    ind;
+    } Basis;
+    Basis		counts;
+    static const Basis	basis = {86400, 43200, 3600, 600, 60, 10, 1};
+
+    uncer = ldexp(value < 0 ? -value : value, -DBL_MANT_DIG);
+
+    days = (int)floor(value/basis.ind.days);
+    value -= days * basis.ind.days;		/* make positive excess */
+
+    decompose(value, uncer, (int)(sizeof(basis.vec)/sizeof(basis.vec[0])),
+	   basis.vec, counts.vec);
+
+    days += counts.ind.days;
+    hours = (int)counts.ind.hours12 * 12 + (int)counts.ind.hours;
+    minutes = (int)counts.ind.minutes10 * 10 + (int)counts.ind.minutes;
+    seconds = (int)counts.ind.seconds10 * 10 + counts.ind.seconds;
+
+    if (seconds >= 60) {
+	seconds -= 60;
+	++minutes;
+    }
+    if (minutes >= 60) {
+        minutes -= 60;
+        ++hours;
+    }
+    if (hours >= 24) {
+        hours -= 24;
+        ++days;
+    }
+
+    *second = seconds;
+    *minute = minutes;
+    *hour = hours;
+    *resolution = uncer;
+
+    julianDayToGregorianDate(getJuldayOrigin() + days, year, month, day);
+}
+
+
+/******************************************************************************
+ * Parameters common to all types of units:
+ ******************************************************************************/
+
+
+/*
+ * Arguments:
+ *	common	Pointer to unit common-area.
+ *	ops	Pointer to unit-specific function-structure.
+ *	system	Pointer to unit-system.
+ *	type	The type of unit.
+ * Returns:
+ *	 0	Success.
+ */
+static int
+commonInit(
+    Common* const		common,
+    const UnitOps* const	ops,
+    const ut_system* const	system,
+    const UnitType		type)
+{
+    assert(system != NULL);
+    assert(common != NULL);
+    assert(ops != NULL);
+
+    common->system = (ut_system*)system;
+    common->ops = ops;
+    common->type = type;
+    common->toProduct = NULL;
+    common->fromProduct = NULL;
+
+    return 0;
+}
+
+
+/******************************************************************************
+ * Basic-Unit:
+ ******************************************************************************/
+
+
+static UnitOps	basicOps;
+
+
+/*
+ * Returns a new instance of a basic-unit.
+ *
+ * Arguments:
+ *	system		The unit-system to be associated with the new instance.
+ *	isDimensionless	Whether or not the unit is dimensionless (e.g., 
+ *			"radian").
+ *	index		The index of the basic-unit in "system".
+ * Returns:
+ *	NULL	Failure.  "ut_get_status()" will be:
+ *		    UT_OS	Operating-system error.  See "errno".
+ *	else	Pointer to newly-allocated basic-unit.
+ */
+static BasicUnit*
+basicNew(
+    ut_system* const	system,
+    const int		isDimensionless,
+    const int		index)
+{
+    BasicUnit*		basicUnit = NULL;	/* failure */
+    int			error = 1;
+    short		power = 1;
+    short		shortIndex = (short)index;
+    ProductUnit*	product;
+
+    assert(system != NULL);
+
+    product = productNew(system, &shortIndex, &power, 1);
+
+    if (product == NULL) {
+	ut_set_status(UT_OS);
+	ut_handle_error_message(
+	    "basicNew(): Couldn't create new product-unit");
+    }
+    else {
+	basicUnit = malloc(sizeof(BasicUnit));
+
+	if (basicUnit == NULL) {
+	    ut_set_status(UT_OS);
+	    ut_handle_error_message(strerror(errno));
+	    ut_handle_error_message(
+		"basicNew(): Couldn't allocate %lu-byte basic-unit",
+		sizeof(BasicUnit));
+	}
+	else if (commonInit(&basicUnit->common, &basicOps, system,
+		BASIC) == 0) {
+	    basicUnit->index = index;
+	    basicUnit->isDimensionless = isDimensionless;
+	    basicUnit->product = product;
+	    error = 0;
+	}				/* "basicUnit" allocated */
+
+	if (error)
+	    productFree((ut_unit*)product);
+    }				/* "product" allocated */
+
+    return basicUnit;
+}
+
+
+static ProductUnit*
+basicGetProduct(
+    const ut_unit* const	unit)
+{
+    assert(IS_BASIC(unit));
+
+    return unit->basic.product;
+}
+
+
+static ut_unit*
+basicClone(
+    const ut_unit* const	unit)
+{
+    assert(IS_BASIC(unit));
+
+    return (ut_unit*)basicNew(unit->common.system, unit->basic.isDimensionless,
+	unit->basic.index);
+}
+
+
+static void
+basicFree(
+    ut_unit* const	unit)
+{
+    if (unit != NULL) {
+	assert(IS_BASIC(unit));
+	productFree((ut_unit*)unit->basic.product);
+	unit->basic.product = NULL;
+	free(unit);
+    }
+}
+
+
+static int
+basicCompare(
+    const ut_unit* const	unit1,
+    const ut_unit* const	unit2)
+{
+    int	cmp;
+
+    assert(unit1 != NULL);
+    assert(IS_BASIC(unit1));
+    assert(unit2 != NULL);
+
+    if (IS_PRODUCT(unit2)) {
+	cmp = -COMPARE(unit2, unit1);
+    }
+    else if (!IS_BASIC(unit2)) {
+	int	diff = unit1->common.type - unit2->common.type;
+
+	cmp = diff < 0 ? -1 : diff == 0 ? 0 : 1;
+    }
+    else {
+	int	index1 = unit1->basic.index;
+	int	index2 = unit2->basic.index;
+
+	cmp = index1 < index2 ? -1 : index1 == index2 ? 0 : 1;
+    }
+
+    return cmp;
+}
+
+
+/*
+ * Multiplies a basic-unit by another unit.
+ *
+ * Arguments:
+ *	unit1	The basic-unit.
+ *	unit2	The other unit.
+ * Returns:
+ *	NULL	Failure.  "ut_get_status()" will be:
+ *		    UT_MEANINGLESS	The operation on the given units is
+ *					meaningless.
+ *	else	The resulting unit.
+ */
+static ut_unit*
+basicMultiply(
+    const ut_unit* const	unit1,
+    const ut_unit* const	unit2)
+{
+    assert(unit1 != NULL);
+    assert(unit2 != NULL);
+    assert(IS_BASIC(unit1));
+
+    return productMultiply((const ut_unit*)unit1->basic.product, unit2);
+}
+
+
+/*
+ * Returns the result of raising a basic-unit to a power.
+ *
+ * Arguments:
+ *	unit	The basic-unit.
+ *	power	The power.
+ * Returns:
+ *	NULL	Failure.  "ut_get_status()" will be:
+ *		    UT_MEANINGLESS	The operation on the given unit is
+ *					meaningless.
+ *	else	The resulting unit.
+ */
+static ut_unit*
+basicRaise(
+    const ut_unit* const	unit,
+    const int			power)
+{
+    assert(unit != NULL);
+    assert(IS_BASIC(unit));
+    assert(power != 0);
+    assert(power != 1);
+
+    return productRaise((ut_unit*)unit->basic.product, power);
+}
+
+
+/*
+ * Returns the result of taking a root of a basic-unit.
+ *
+ * Arguments:
+ *	unit	The basic-unit.
+ *	root	The root to take.
+ * Returns:
+ *	NULL	Failure.  "ut_get_status()" will be:
+ *		    UT_MEANINGLESS	The operation on the given unit is
+ *					meaningless.
+ *	else	The resulting unit.
+ */
+static ut_unit*
+basicRoot(
+    const ut_unit* const	unit,
+    const int			root)
+{
+    assert(unit != NULL);
+    assert(IS_BASIC(unit));
+    assert(root > 1);
+
+    return productRoot((ut_unit*)unit->basic.product, root);
+}
+
+
+/*
+ * Initializes the converter of numeric from the given product-unit to the
+ * underlying product-unit (i.e., to itself).
+ *
+ * Arguments:
+ *	unit	The product unit.
+ * Returns:
+ *	 0	Success.
+ */
+static int
+basicInitConverterToProduct(
+    ut_unit* const	unit)
+{
+    assert(unit != NULL);
+    assert(IS_BASIC(unit));
+
+    if (unit->common.toProduct == NULL)
+	unit->common.toProduct = cv_get_trivial();
+
+    return 0;
+}
+
+
+/*
+ * Initializes the converter of numeric to the given product-unit from the
+ * underlying product-unit (i.e., to itself).
+ *
+ * Arguments:
+ *	unit	The product unit.
+ * Returns:
+ *	 0	Success.
+ */
+static int
+basicInitConverterFromProduct(
+    ut_unit* const	unit)
+{
+    assert(unit != NULL);
+    assert(IS_BASIC(unit));
+
+    if (unit->common.fromProduct == NULL)
+	unit->common.fromProduct = cv_get_trivial();
+
+    return 0;
+}
+
+
+static ut_status
+basicAcceptVisitor(
+    const ut_unit* const		unit,
+    const ut_visitor* const	visitor,
+    void* const			arg)
+{
+    assert(unit != NULL);
+    assert(IS_BASIC(unit));
+    assert(visitor != NULL);
+
+    return visitor->visit_basic(unit, arg);
+}
+
+
+static UnitOps	basicOps = {
+    basicGetProduct,
+    basicClone,
+    basicFree,
+    basicCompare,
+    basicMultiply,
+    basicRaise,
+    basicRoot,
+    basicInitConverterToProduct,
+    basicInitConverterFromProduct,
+    basicAcceptVisitor
+};
+
+
+/******************************************************************************
+ * Product Unit:
+ ******************************************************************************/
+
+static UnitOps	productOps;
+
+
+/*
+ * Arguments:
+ *	system	The unit-system for the new unit.
+ *	indexes	Pointer to array of indexes of basic-units.  May be freed upon
+ *		return.
+ *	powers	Pointer to array of powers.  Client may free upon return.
+ *	count	The number of elements in "indexes" and "powers".  May be zero.
+ * Returns:
+ *	NULL	Failure.  "ut_get_status()" will be:
+ *		    UT_OS	Operating-system error.  See "errno".
+ *	else	The newly-allocated, product-unit.
+ */
+static ProductUnit*
+productNew(
+    ut_system* const	system,
+    const short* const	indexes,
+    const short* const	powers,
+    const int		count)
+{
+    ProductUnit*	productUnit;
+
+    assert(system != NULL);
+    assert(count >= 0);
+    assert(count == 0 || (indexes != NULL && powers != NULL));
+
+    productUnit = malloc(sizeof(ProductUnit));
+
+    if (productUnit == NULL) {
+	ut_set_status(UT_OS);
+	ut_handle_error_message(strerror(errno));
+	ut_handle_error_message(
+	    "productNew(): Couldn't allocate %d-byte product-unit",
+	    sizeof(ProductUnit));
+    }
+    else {
+	int	error = 1;
+
+	if (commonInit(&productUnit->common, &productOps, system, PRODUCT)
+		== 0) {
+            if (count == 0) {
+                productUnit->count = count;
+                productUnit->indexes = NULL;
+                productUnit->powers = NULL;
+                error = 0;
+            }
+            else {
+                size_t	nbytes = sizeof(short)*count;
+                short*	newIndexes = malloc(nbytes*2);
+
+                if (count > 0 && newIndexes == NULL) {
+                    ut_set_status(UT_OS);
+                    ut_handle_error_message(strerror(errno));
+                    ut_handle_error_message("productNew(): "
+                        "Couldn't allocate %d-element index array", count);
+                }
+                else {
+                    short*	newPowers = newIndexes + count;
+
+                    productUnit->count = count;
+                    productUnit->indexes = memcpy(newIndexes, indexes, nbytes);
+                    productUnit->powers = memcpy(newPowers, powers, nbytes);
+                    error = 0;
+                }
+	    }                           /* "count > 0" */
+	}                               /* "productUnit->common" initialized */
+
+	if (error) {
+	    free(productUnit);
+	    productUnit = NULL;
+	}
+    }				        /* "productUnit" allocated */
+
+    return productUnit;
+}
+
+
+static ProductUnit*
+productGetProduct(
+    const ut_unit* const	unit)
+{
+    assert(unit != NULL);
+    assert(IS_PRODUCT(unit));
+
+    return (ProductUnit*)&unit->product;
+}
+
+
+static ut_unit*
+productClone(
+    const ut_unit* const	unit)
+{
+    ut_unit*		clone;
+
+    assert(unit != NULL);
+    assert(IS_PRODUCT(unit));
+
+    if (unit == unit->common.system->one) {
+	clone = unit->common.system->one;
+    }
+    else {
+	clone = (ut_unit*)productNew(unit->common.system,
+	    unit->product.indexes, unit->product.powers,
+	    unit->product.count);
+    }
+
+    return clone;
+}
+
+
+static int
+productCompare(
+    const ut_unit* const	unit1,
+    const ut_unit* const	unit2)
+{
+    int	cmp;
+
+    assert(unit1 != NULL);
+    assert(IS_PRODUCT(unit1));
+    assert(unit2 != NULL);
+
+    if (IS_BASIC(unit2)) {
+	cmp = productCompare(unit1, (ut_unit*)unit2->basic.product);
+    }
+    else if (!IS_PRODUCT(unit2)) {
+	int	diff = unit1->common.type - unit2->common.type;
+
+	cmp = diff < 0 ? -1 : diff == 0 ? 0 : 1;
+    }
+    else {
+	const ProductUnit* const	product1 = &unit1->product;
+	const ProductUnit* const	product2 = &unit2->product;
+
+        cmp = product1->count - product2->count;
+
+        if (cmp == 0) {
+	    const short* const	indexes1 = product1->indexes;
+	    const short* const	indexes2 = product2->indexes;
+	    const short* const	powers1	= product1->powers;
+	    const short* const	powers2	= product2->powers;
+	    int			i;
+
+	    for (i = 0; i < product1->count; ++i) {
+		cmp = indexes1[i] - indexes2[i];
+
+		if (cmp == 0)
+		    cmp = powers1[i] - powers2[i];
+
+		if (cmp != 0)
+		    break;
+	    }
+	}
+    }
+
+    return cmp;
+}
+
+
+static void
+productReallyFree(
+    ut_unit* const	unit)
+{
+    if (unit != NULL) {
+	assert(IS_PRODUCT(unit));
+	free(unit->product.indexes);
+	unit->product.indexes = NULL;
+	cv_free(unit->common.toProduct);
+	unit->common.toProduct = NULL;
+	cv_free(unit->common.fromProduct);
+	unit->common.fromProduct = NULL;
+	free(unit);
+    }
+}
+
+
+static void
+productFree(
+    ut_unit* const	unit)
+{
+    if (unit != unit->common.system->one)
+	productReallyFree(unit);
+}
+
+
+/*
+ * Multiplies a product-unit by another unit.
+ *
+ * Arguments:
+ *	unit1	The product unit.
+ *	unit2	The other unit.
+ * Returns:
+ *	NULL	Failure.  "ut_get_status()" will be:
+ *		    UT_MEANINGLESS	The operation on the given units is
+ *					meaningless.
+ *		    UT_OS		Operating-system failure.  See "errno".
+ *	else	The resulting unit.
+ */
+static ut_unit*
+productMultiply(
+    const ut_unit* const	unit1,
+    const ut_unit* const	unit2)
+{
+    ut_unit*		result = NULL;	/* failure */
+
+    assert(unit1 != NULL);
+    assert(unit2 != NULL);
+    assert(IS_PRODUCT(unit1));
+
+    if (!IS_PRODUCT(unit2)) {
+	result = MULTIPLY(unit2, unit1);
+    }
+    else {
+	const ProductUnit* const	product1 = &unit1->product;
+	const ProductUnit* const	product2 = &unit2->product;
+	short*				indexes1 = product1->indexes;
+	short*				indexes2 = product2->indexes;
+	short*				powers1 = product1->powers;
+	short*				powers2 = product2->powers;
+	int				count1 = product1->count;
+	int				count2 = product2->count;
+	int				sumCount = count1 + count2;
+
+	if (sumCount == 0) {
+	    result = unit1->common.system->one;
+	}
+	else {
+	    static short*		indexes = NULL;
+
+	    indexes = realloc(indexes, sizeof(short)*sumCount);
+
+	    if (indexes == NULL) {
+		ut_set_status(UT_OS);
+		ut_handle_error_message(strerror(errno));
+		ut_handle_error_message("productMultiply(): "
+		    "Couldn't allocate %d-element index array", sumCount);
+	    }
+	    else {
+		static short*	powers = NULL;
+		
+		powers = realloc(powers, sizeof(short)*sumCount);
+
+		if (powers == NULL) {
+		    ut_set_status(UT_OS);
+		    ut_handle_error_message(strerror(errno));
+		    ut_handle_error_message("productMultiply(): "
+			"Couldn't allocate %d-element power array",
+			sumCount);
+		}
+		else {
+		    int				count = 0;
+		    int				i1 = 0;
+		    int				i2 = 0;
+
+		    while (i1 < count1 || i2 < count2) {
+			if (i1 >= count1) {
+			    indexes[count] = indexes2[i2];
+			    powers[count++] = powers2[i2++];
+			}
+			else if (i2 >= count2) {
+			    indexes[count] = indexes1[i1];
+			    powers[count++] = powers1[i1++];
+			}
+			else if (indexes1[i1] > indexes2[i2]) {
+			    indexes[count] = indexes2[i2];
+			    powers[count++] = powers2[i2++];
+			}
+			else if (indexes1[i1] < indexes2[i2]) {
+			    indexes[count] = indexes1[i1];
+			    powers[count++] = powers1[i1++];
+			}
+			else {
+			    if (powers1[i1] != -powers2[i2]) {
+				indexes[count] = indexes1[i1];
+				powers[count++] = powers1[i1] + powers2[i2];
+			    }
+
+			    i1++;
+			    i2++;
+			}
+		    }
+
+		    result = (ut_unit*)productNew(unit1->common.system,
+			indexes, powers, count);
+		}			/* "powers" re-allocated */
+	    }				/* "indexes" re-allocated */
+	}				/* "sumCount > 0" */
+    }					/* "unit2" is a product-unit */
+
+    return result;
+}
+
+
+/*
+ * Returns the result of raising a product unit to a power.
+ *
+ * Arguments:
+ *	unit	The product unit.
+ *	power	The power.  Must be greater than -256 and less than 256.
+ * Returns:
+ *	NULL	Failure.  "ut_get_status()" will be:
+ *		    UT_MEANINGLESS	The operation on the given unit is
+ *					meaningless.
+ *	else	The resulting unit.
+ */
+static ut_unit*
+productRaise(
+    const ut_unit* const	unit,
+    const int			power)
+{
+    ut_unit*		result = NULL;	/* failure */
+    const ProductUnit*	product;
+    int			count;
+    short*		newPowers;
+
+    assert(unit != NULL);
+    assert(IS_PRODUCT(unit));
+    assert(power >= -255 && power <= 255);
+    assert(power != 0);
+    assert(power != 1);
+
+    product = &unit->product;
+    count = product->count;
+
+    if (count == 0) {
+        result = unit->common.system->one;
+    }
+    else {
+        newPowers = malloc(sizeof(short)*count);
+
+        if (newPowers == NULL) {
+            ut_set_status(UT_OS);
+            ut_handle_error_message(strerror(errno));
+            ut_handle_error_message("productRaise(): "
+                "Couldn't allocate %d-element powers-buffer", count);
+        }
+        else {
+            const short* const	oldPowers = product->powers;
+            int			i;
+
+            for (i = 0; i < count; i++)
+                newPowers[i] = (short)(oldPowers[i] * power);
+
+            result = (ut_unit*)productNew(unit->common.system,
+                product->indexes, newPowers, count);
+
+            free(newPowers);
+        }				/* "newPowers" allocated */
+    }				        /* "count > 0" */
+
+    return result;
+}
+
+
+/*
+ * Returns the result of taking a root of a unit.
+ *
+ * Arguments:
+ *	unit	The product unit.
+ *	root	The root.  Must be greater than 1 and less than 256.
+ * Returns:
+ *	NULL	Failure.  "ut_get_status()" will be:
+ *		    UT_MEANINGLESS	The operation on the given unit is
+ *					meaningless.
+ *	else	The resulting unit.
+ */
+static ut_unit*
+productRoot(
+    const ut_unit* const	unit,
+    const int			root)
+{
+    ut_unit*		result = NULL;	/* failure */
+    const ProductUnit*	product;
+    int			count;
+    short*		newPowers;
+
+    assert(unit != NULL);
+    assert(IS_PRODUCT(unit));
+    assert(root > 1 && root <= 255);
+
+    product = &unit->product;
+    count = product->count;
+
+    if (count == 0) {
+        result = unit->common.system->one;
+    }
+    else {
+        newPowers = malloc(sizeof(short)*count);
+
+        if (newPowers == NULL) {
+            ut_set_status(UT_OS);
+            ut_handle_error_message(strerror(errno));
+            ut_handle_error_message("productRoot(): "
+                "Couldn't allocate %d-element powers-buffer", count);
+        }
+        else {
+            const short* const	oldPowers = product->powers;
+            int			i;
+
+            for (i = 0; i < count; i++) {
+                if ((oldPowers[i] % root) != 0) {
+                    break;
+                }
+                newPowers[i] = (short)(oldPowers[i] / root);
+            }
+
+            if (i < count) {
+                char buf[80];
+
+                if (ut_format(unit, buf, sizeof(buf), UT_ASCII) == -1) {
+                    ut_set_status(UT_MEANINGLESS);
+                    ut_handle_error_message("productRoot(): "
+                        "Can't take root of unit");
+                }
+                else {
+                    ut_set_status(UT_MEANINGLESS);
+                    buf[sizeof(buf)-1] = 0;
+                    ut_handle_error_message("productRoot(): "
+                        "It's meaningless to take the %d%s root of \"%s\"",
+                        root, root == 2 ? "nd" : root == 3 ? "rd" : "th",
+                        buf);
+                }
+            }
+            else {
+                result = (ut_unit*)productNew(unit->common.system,
+                    product->indexes, newPowers, count);
+            }
+
+            free(newPowers);
+        }				/* "newPowers" allocated */
+    }				        /* "count > 0" */
+
+    return result;
+}
+
+
+/*
+ * Initializes a converter of numeric values between the given product-unit and
+ * the underlying product-unit (i.e., to itself).
+ *
+ * Arguments:
+ *	converter	Pointer to pointer to the converter to be initialized.
+ * Returns:
+ *	 0	Success.
+ */
+static int
+productInitConverter(
+    cv_converter** const	converter)
+{
+    assert(converter != NULL);
+
+    *converter = cv_get_trivial();
+
+    return 0;
+}
+
+
+/*
+ * Initializes the converter of numeric values from the given product-unit to
+ * the underlying product-unit (i.e., to itself).
+ *
+ * Arguments:
+ *	unit	The product unit.
+ * Returns:
+ *	 0	Success.
+ */
+static int
+productInitConverterToProduct(
+    ut_unit* const	unit)
+{
+    assert(unit != NULL);
+    assert(IS_PRODUCT(unit));
+
+    return productInitConverter(&unit->common.toProduct);
+}
+
+
+/*
+ * Initializes the converter of numeric values to the given product-unit from
+ * the underlying product-unit (i.e., to itself).
+ *
+ * Arguments:
+ *	unit	The product unit.
+ * Returns:
+ *	 0	Success.
+ */
+static int
+productInitConverterFromProduct(
+    ut_unit* const	unit)
+{
+    assert(unit != NULL);
+    assert(IS_PRODUCT(unit));
+
+    return productInitConverter(&unit->common.fromProduct);
+}
+
+
+/*
+ * Returns the relationship between two product-units.  In determining the
+ * relationship, dimensionless basic-units are ignored.
+ *
+ * Arguments:
+ *	unit1	The first product unit.
+ *	unit2	The second product unit.
+ * Returns:
+ *	PRODUCT_EQUAL		The units are equal -- ignoring dimensionless
+ *				basic-units.
+ *	PRODUCT_INVERSE		The units are reciprocals of each other.
+ *	PRODUCT_UNCONVERTIBLE	The dimensionalities of the units are
+ *				unconvertible.
+ */
+static ProductRelationship
+productRelationship(
+    const ProductUnit* const	unit1,
+    const ProductUnit* const	unit2)
+{
+    ProductRelationship		relationship = PRODUCT_UNKNOWN;
+
+    assert(unit1 != NULL);
+    assert(unit2 != NULL);
+
+    {
+	const short* const	indexes1 = unit1->indexes;
+	const short* const	indexes2 = unit2->indexes;
+	const short* const	powers1 = unit1->powers;
+	const short* const	powers2 = unit2->powers;
+	const int		count1 = unit1->count;
+	const int		count2 = unit2->count;
+	const ut_system* const	system = unit1->common.system;
+	int			i1 = 0;
+	int			i2 = 0;
+
+	while (i1 < count1 || i2 < count2) {
+	    int	iBasic = -1;
+
+	    if (i1 >= count1) {
+		iBasic = indexes2[i2++];
+	    }
+	    else if (i2 >= count2) {
+		iBasic = indexes1[i1++];
+	    }
+	    else if (indexes1[i1] > indexes2[i2]) {
+		iBasic = indexes2[i2++];
+	    }
+	    else if (indexes1[i1] < indexes2[i2]) {
+		iBasic = indexes1[i1++];
+	    }
+
+	    if (iBasic != -1) {
+		if (!system->basicUnits[iBasic]->isDimensionless) {
+		    relationship = PRODUCT_UNCONVERTIBLE;
+		    break;
+		}
+	    }
+	    else {
+		iBasic = indexes1[i1];
+
+		if (!system->basicUnits[iBasic]->isDimensionless) {
+		    if (powers1[i1] == powers2[i2]) {
+			if (relationship == PRODUCT_INVERSE) {
+			    relationship = PRODUCT_UNCONVERTIBLE;
+			    break;
+			}
+
+			relationship = PRODUCT_EQUAL;
+		    }
+		    else if (powers1[i1] == -powers2[i2]) {
+			if (relationship == PRODUCT_EQUAL) {
+			    relationship = PRODUCT_UNCONVERTIBLE;
+			    break;
+			}
+
+			relationship = PRODUCT_INVERSE;
+		    }
+		    else {
+			relationship = PRODUCT_UNCONVERTIBLE;
+			break;
+		    }
+		}
+
+		i1++;
+		i2++;
+	    }
+	}
+    }
+
+    if (relationship == PRODUCT_UNKNOWN) {
+	/*
+	 * Both units are dimensionless.
+	 */
+	relationship = PRODUCT_EQUAL;
+    }
+
+    return relationship;
+}
+
+
+static ut_status
+productAcceptVisitor(
+    const ut_unit* const	unit,
+    const ut_visitor* const	visitor,
+    void* const			arg)
+{
+    int		count = unit->product.count;
+    BasicUnit**	basicUnits = malloc(sizeof(BasicUnit*)*count);
+
+    assert(unit != NULL);
+    assert(IS_PRODUCT(unit));
+    assert(visitor != NULL);
+
+    if (count != 0 && basicUnits == NULL) {
+	ut_set_status(UT_OS);
+	ut_handle_error_message(strerror(errno));
+	ut_handle_error_message("productAcceptVisitor(): "
+	    "Couldn't allocate %d-element basic-unit array", count);
+    }
+    else {
+        int*	powers = (count > 0 ? malloc(sizeof(int)*count) : NULL);
+
+	if (count != 0 && powers == NULL) {
+	    ut_set_status(UT_OS);
+	    ut_handle_error_message(strerror(errno));
+	    ut_handle_error_message("productAcceptVisitor(): "
+		"Couldn't allocate %d-element power array", count);
+	}
+	else {
+	    const ProductUnit*	prodUnit = &unit->product;
+	    int			i;
+
+	    for (i = 0; i < count; ++i) {
+		basicUnits[i] =
+		    unit->common.system->basicUnits[prodUnit->indexes[i]];
+		powers[i] = prodUnit->powers[i];
+	    }
+
+	    ut_set_status(visitor->visit_product(unit, count,
+		(const ut_unit**)basicUnits, powers, arg));
+
+            if (powers)
+                free(powers);
+	}				/* "powers" allocated */
+
+	free(basicUnits);
+    }					/* "basicUnits" allocated */
+
+    return ut_get_status();
+}
+
+
+static UnitOps	productOps = {
+    productGetProduct,
+    productClone,
+    productFree,
+    productCompare,
+    productMultiply,
+    productRaise,
+    productRoot,
+    productInitConverterToProduct,
+    productInitConverterFromProduct,
+    productAcceptVisitor
+};
+
+
+/*
+ * Indicates if a product-unit is dimensionless or not.
+ *
+ * Arguments:
+ *	unit	The product-unit in question.
+ * Returns:
+ *	0	"unit" is dimensionfull.
+ *	else	"unit" is dimensionless.
+ */
+static int
+productIsDimensionless(
+    const ProductUnit* const	unit)
+{
+    int			isDimensionless = 1;
+    int			count;
+    const short*	indexes;
+    ut_system*		system;
+    int			i;
+
+    assert(unit != NULL);
+    assert(IS_PRODUCT(unit));
+
+    count = unit->count;
+    indexes = unit->indexes;
+    system = unit->common.system;
+
+    for (i = 0; i < count; ++i) {
+	if (!system->basicUnits[indexes[i]]->isDimensionless) {
+	    isDimensionless = 0;
+	    break;
+	}
+    }
+
+    return isDimensionless;
+}
+
+
+/******************************************************************************
+ * Galilean Unit:
+ ******************************************************************************/
+
+
+static UnitOps	galileanOps;
+
+
+/*
+ * Returns a new unit instance.  The returned instance is not necessarily a
+ * Galilean unit.
+ *
+ * Arguments:
+ *	scale	The scale-factor for the new unit.
+ *	unit	The underlying unit.  May be freed upon return.
+ *	offset	The offset for the new unit.
+ * Returns:
+ *	NULL	Failure.  "ut_get_status()" will be:
+ *		    UT_OS	Operating-system error.  See "errno".
+ *	else	The newly-allocated, galilean-unit.
+ */
+static ut_unit*
+galileanNew(
+    double		scale,
+    const ut_unit*	unit,
+    double		offset)
+{
+    ut_unit*	newUnit = NULL;	/* failure */
+
+    assert(scale != 0);
+    assert(unit != NULL);
+
+    if (IS_GALILEAN(unit)) {
+	scale *= unit->galilean.scale;
+	offset += (unit->galilean.scale * unit->galilean.offset) / scale;
+	unit = unit->galilean.unit;
+    }
+
+    if (scale == 1 && offset == 0) {
+	newUnit = CLONE(unit);
+    }
+    else {
+	GalileanUnit*	galileanUnit = malloc(sizeof(GalileanUnit));
+
+	if (galileanUnit == NULL) {
+	    ut_set_status(UT_OS);
+	    ut_handle_error_message("galileanNew(): "
+		"Couldn't allocate %lu-byte Galilean unit",
+		sizeof(GalileanUnit));
+	}
+	else {
+	    int	error = 1;
+
+	    if (commonInit(&galileanUnit->common, &galileanOps,
+		    unit->common.system, GALILEAN) == 0) {
+		galileanUnit->scale = scale;
+		galileanUnit->offset = offset;
+		galileanUnit->unit = CLONE(unit);
+		error = 0;
+	    }
+
+	    if (error) {
+		free(galileanUnit);
+		galileanUnit = NULL;
+	    }
+	}				/* "galileanUnit" allocated */
+
+	newUnit = (ut_unit*)galileanUnit;
+    }					/* Galilean unit necessary */
+
+    return newUnit;
+}
+
+
+static ProductUnit*
+galileanGetProduct(
+    const ut_unit* const	unit)
+{
+    assert(unit != NULL);
+    assert(IS_GALILEAN(unit));
+
+    return GET_PRODUCT(unit->galilean.unit);
+}
+
+
+static ut_unit*
+galileanClone(
+    const ut_unit* const	unit)
+{
+    const GalileanUnit*	galileanUnit;
+
+    assert(unit != NULL);
+    assert(IS_GALILEAN(unit));
+
+    galileanUnit = &unit->galilean;
+
+    return galileanNew(galileanUnit->scale, galileanUnit->unit,
+	galileanUnit->offset);
+}
+
+
+static int
+galileanCompare(
+    const ut_unit* const	unit1,
+    const ut_unit* const	unit2)
+{
+    int	cmp;
+
+    assert(unit1 != NULL);
+    assert(IS_GALILEAN(unit1));
+
+    if (!IS_GALILEAN(unit2)) {
+	int	diff = unit1->common.type - unit2->common.type;
+
+	cmp = diff < 0 ? -1 : diff == 0 ? 0 : 1;
+    }
+    else {
+	const GalileanUnit* const	galilean1 = &unit1->galilean;
+	const GalileanUnit* const	galilean2 = &unit2->galilean;
+
+	cmp =
+	    galilean1->offset < galilean2->offset
+		? -1
+		: galilean1->offset == galilean2->offset
+		    ? 0
+		    : 1;
+
+	if (cmp == 0) {
+	    cmp =
+		galilean1->scale < galilean2->scale
+		    ? -1
+		    : galilean1->scale == galilean2->scale
+			? 0
+			: 1;
+
+	    if (cmp == 0)
+		cmp = COMPARE(galilean1->unit, galilean2->unit);
+	}
+    }
+
+    return cmp;
+}
+
+
+static void
+galileanFree(
+    ut_unit* const	unit)
+{
+    if (unit != NULL) {
+	assert(IS_GALILEAN(unit));
+	FREE(unit->galilean.unit);
+	cv_free(unit->common.toProduct);
+	unit->common.toProduct = NULL;
+	cv_free(unit->common.fromProduct);
+	unit->common.fromProduct = NULL;
+	free((void*)unit);
+    }
+}
+
+
+/*
+ * Multiplies a Galilean-unit by another unit.  Any offset is ignored.
+ *
+ * Arguments:
+ *	unit1	The Galilean-unit.
+ *	unit2	The other unit.
+ * Returns:
+ *	NULL	Failure.  "ut_get_status()" will be:
+ *		    UT_MEANINGLESS	The operation on the given units is
+ *					meaningless.
+ *	else	The resulting unit.
+ */
+static ut_unit*
+galileanMultiply(
+    const ut_unit* const	unit1,
+    const ut_unit* const	unit2)
+{
+    ut_unit*		result = NULL;	/* failure */
+    const GalileanUnit*	galilean1;
+
+    assert(unit1 != NULL);
+    assert(unit2 != NULL);
+    assert(IS_GALILEAN(unit1));
+
+    galilean1 = &unit1->galilean;
+
+    if (IS_PRODUCT(unit2)) {
+	ut_unit*	tmp = MULTIPLY(galilean1->unit, unit2);
+
+	if (tmp != NULL) {
+	    result = galileanNew(galilean1->scale, tmp, 0);
+
+	    FREE(tmp);
+	}
+    }
+    else if (IS_GALILEAN(unit2)) {
+	const GalileanUnit* const	galilean2 = &unit2->galilean;
+	ut_unit*				tmp =
+	    MULTIPLY(galilean1->unit, galilean2->unit);
+
+	if (tmp != NULL) {
+	    result = galileanNew(galilean1->scale * galilean2->scale, tmp, 0);
+
+	    FREE(tmp);
+	}
+    }
+    else {
+	result = MULTIPLY(unit2, unit1);
+    }
+
+    return result;
+}
+
+
+/*
+ * Returns the result of raising a Galilean-unit to a power.  Any offset is
+ * ignored.
+ *
+ * Arguments:
+ *	unit	The Galilean-unit.
+ *	power	The power.  Must be greater than -256 and less than 256.
+ * Returns:
+ *	NULL	Failure.  "ut_get_status()" will be:
+ *		    UT_MEANINGLESS	The operation on the given units is
+ *					meaningless.
+ *	else	The resulting unit.
+ */
+static ut_unit*
+galileanRaise(
+    const ut_unit* const	unit,
+    const int			power)
+{
+    const GalileanUnit*	 galilean;
+    ut_unit*             tmp;
+    ut_unit*             result = NULL;  /* failure */
+
+    assert(unit != NULL);
+    assert(IS_GALILEAN(unit));
+    assert(power >= -255 && power <= 255);
+    assert(power != 0);
+    assert(power != 1);
+
+    galilean = &unit->galilean;
+    tmp = RAISE(galilean->unit, power);
+
+    if (tmp != NULL) {
+        result = galileanNew(pow(galilean->scale, power), tmp, 0);
+
+        ut_free(tmp);
+    }
+
+    return result;
+}
+
+
+/*
+ * Returns the result of taking a root of a Galilean-unit.  Any offset is
+ * ignored.
+ *
+ * Arguments:
+ *	unit	The Galilean-unit.
+ *	root	The root.  Must be greater than 1 and less than 256.
+ * Returns:
+ *	NULL	Failure.  "ut_get_status()" will be:
+ *		    UT_MEANINGLESS	The operation on the given units is
+ *					meaningless.
+ *	else	The resulting unit.
+ */
+static ut_unit*
+galileanRoot(
+    const ut_unit* const	unit,
+    const int			root)
+{
+    const GalileanUnit*	 galilean;
+    ut_unit*             tmp;
+    ut_unit*             result = NULL;  /* failure */
+
+    assert(unit != NULL);
+    assert(IS_GALILEAN(unit));
+    assert(root > 1 && root <= 255);
+
+    galilean = &unit->galilean;
+    tmp = ROOT(galilean->unit, root);
+
+    if (tmp != NULL) {
+        result = galileanNew(pow(galilean->scale, 1.0/root), tmp, 0);
+
+        ut_free(tmp);
+    }
+
+    return result;
+}
+
+
+/*
+ * Initializes the converter of numeric values from the given Galilean unit to
+ * the underlying product-unit.
+ *
+ * Arguments:
+ *	unit	The Galilean unit.
+ * Returns:
+ *	-1	Failure.  "ut_get_status()" will be:
+ *		    UT_OS	Operating-system fault.  See "errno".
+ *	0	Success.
+ */
+static int
+galileanInitConverterToProduct(
+    ut_unit* const	unit)
+{
+    int			retCode = -1;	/* failure */
+    cv_converter*	toUnderlying;
+
+    assert(unit != NULL);
+    assert(IS_GALILEAN(unit));
+
+    toUnderlying = cv_get_galilean(
+	unit->galilean.scale, unit->galilean.offset * unit->galilean.scale);
+
+    if (toUnderlying == NULL) {
+	ut_set_status(UT_OS);
+	ut_handle_error_message(strerror(errno));
+	ut_handle_error_message("galileanInitConverterToProduct(): "
+	    "Couldn't get converter to underlying unit");
+    }
+    else {
+	if (ENSURE_CONVERTER_TO_PRODUCT(unit->galilean.unit)) {
+	    assert(unit->common.toProduct == NULL);
+
+	    unit->common.toProduct = cv_combine(
+		toUnderlying, unit->galilean.unit->common.toProduct);
+
+	    if (unit->common.toProduct == NULL) {
+		ut_set_status(UT_OS);
+		ut_handle_error_message(strerror(errno));
+		ut_handle_error_message("galileanInitConverterToProduct(): "
+		    "Couldn't combine converters");
+	    }
+	    else {
+		retCode = 0;
+	    }
+	}
+
+	cv_free(toUnderlying);
+    }				/* "toUnderlying" allocated */
+
+    return retCode;
+}
+
+
+/*
+ * Initializes the converter of numeric values to the given Galilean unit from
+ * the underlying product-unit.
+ *
+ * Arguments:
+ *	unit	The Galilean unit.
+ * Returns:
+ *	-1	Failure.  "ut_get_status()" will be:
+ *		    UT_OS	Operating-system fault.  See "errno".
+ *	0	Success.
+ */
+static int
+galileanInitConverterFromProduct(
+    ut_unit* const	unit)
+{
+    int			retCode = -1;		/* failure */
+    cv_converter*	fromUnderlying;
+
+    assert(unit != NULL);
+    assert(IS_GALILEAN(unit));
+
+    fromUnderlying = cv_get_galilean(
+	1.0/unit->galilean.scale, -unit->galilean.offset);
+
+    if (fromUnderlying == NULL) {
+	ut_set_status(UT_OS);
+	ut_handle_error_message(strerror(errno));
+	ut_handle_error_message("galileanInitConverterFromProduct(): "
+	    "Couldn't get converter from underlying unit");
+    }
+    else {
+	if (ENSURE_CONVERTER_FROM_PRODUCT(unit->galilean.unit)) {
+	    assert(unit->common.fromProduct == NULL);
+
+	    unit->common.fromProduct = cv_combine(
+		unit->galilean.unit->common.fromProduct, fromUnderlying);
+
+	    if (unit->common.fromProduct == NULL) {
+		ut_set_status(UT_OS);
+		ut_handle_error_message(strerror(errno));
+		ut_handle_error_message("galileanInitConverterFromProduct(): "
+		    "Couldn't combine converters");
+	    }
+	    else {
+		retCode = 0;
+	    }
+	}
+
+	cv_free(fromUnderlying);
+    }				/* "fromUnderlying" allocated */
+
+    return retCode;
+}
+
+
+static ut_status
+galileanAcceptVisitor(
+    const ut_unit* const		unit,
+    const ut_visitor* const	visitor,
+    void* const			arg)
+{
+    assert(unit != NULL);
+    assert(IS_GALILEAN(unit));
+    assert(visitor != NULL);
+
+    return visitor->visit_galilean(unit, unit->galilean.scale,
+	unit->galilean.unit, unit->galilean.offset, arg);
+}
+
+
+static UnitOps	galileanOps = {
+    galileanGetProduct,
+    galileanClone,
+    galileanFree,
+    galileanCompare,
+    galileanMultiply,
+    galileanRaise,
+    galileanRoot,
+    galileanInitConverterToProduct,
+    galileanInitConverterFromProduct,
+    galileanAcceptVisitor
+};
+
+
+/******************************************************************************
+ * Timestamp Unit:
+ ******************************************************************************/
+
+
+static UnitOps	timestampOps;
+
+
+/*
+ * Returns a new unit instance.
+ *
+ * Arguments:
+ *	unit	The underlying unit.  May be freed upon return.
+ *	origin	The timestamp origin.
+ * Returns:
+ *	NULL	Failure.  "ut_get_status()" will be:
+ *		    UT_OS		Operating-system error.  See "errno".
+ *		    UT_MEANINGLESS	Creation of a timestamp unit based on
+ *					"unit" is not meaningful.
+ *		    UT_NO_SECOND	The associated unit-system doesn't
+ *					contain a second unit.
+ *	else	The newly-allocated, timestamp-unit.
+ */
+static ut_unit*
+timestampNewOrigin(
+    const ut_unit*	unit,
+    const double	origin)
+{
+    ut_unit*    newUnit = NULL;         /* failure */
+    ut_unit*    secondUnit;
+
+    assert(unit != NULL);
+    assert(!IS_TIMESTAMP(unit));
+
+    secondUnit = unit->common.system->second;
+
+    if (secondUnit == NULL) {
+	ut_set_status(UT_NO_SECOND);
+	ut_handle_error_message("galileanInitConverterFromProduct(): "
+	    "No \"second\" unit defined");
+    }
+    else if (ut_are_convertible(secondUnit, unit)) {
+	TimestampUnit*	timestampUnit = malloc(sizeof(TimestampUnit));
+
+	if (timestampUnit == NULL) {
+	    ut_set_status(UT_OS);
+	    ut_handle_error_message(strerror(errno));
+	    ut_handle_error_message("timestampNewOrigin(): "
+		"Couldn't allocate %lu-byte timestamp-unit",
+		sizeof(TimestampUnit));
+	}
+	else {
+	    if (commonInit(&timestampUnit->common, &timestampOps,
+		    unit->common.system, TIMESTAMP) == 0) {
+		timestampUnit->origin = origin;
+		timestampUnit->unit = CLONE(unit);
+	    }
+	    else {
+		free(timestampUnit);
+		timestampUnit = NULL;
+	    }
+	}			/* "timestampUnit" allocated */
+
+	newUnit = (ut_unit*)timestampUnit;
+    }				/* "secondUnit != NULL" && time unit */
+
+    return newUnit;
+}
+
+
+#if 0
+/*
+ * Returns a new unit instance.
+ *
+ * Arguments:
+ *	unit	The underlying unit.  May be freed upon return.
+ *	year	The year of the origin.
+ *	month	The month of the origin.
+ *	day	The day of the origin.
+ *	hour	The hour of the origin.
+ *	minute	The minute of the origin.
+ *	second	The second of the origin.
+ * Returns:
+ *	NULL	Failure.  "ut_get_status()" will be:
+ *		    UT_OS		Operating-system error.  See "errno".
+ *		    UT_MEANINGLESS	Creation of a timestamp unit base on
+ *					"unit" is not meaningful.
+ *		    UT_NO_SECOND	The associated unit-system doesn't
+ *					contain a unit named "second".
+ *	else	The newly-allocated, timestamp-unit.
+ */
+static ut_unit*
+timestampNew(
+    ut_unit*	unit,
+    const int	year,
+    const int	month,
+    const int	day,
+    const int	hour,
+    const int	minute,
+    double	second)
+{
+    assert(unit != NULL);
+
+    return timestampNewOrigin(
+	unit, ut_encode_time(year, month, day, hour, minute, second));
+}
+#endif
+
+
+static ProductUnit*
+timestampGetProduct(
+    const ut_unit* const	unit)
+{
+    assert(unit != NULL);
+    assert(IS_TIMESTAMP(unit));
+
+    return GET_PRODUCT(unit->timestamp.unit);
+}
+
+
+static ut_unit*
+timestampClone(
+    const ut_unit* const	unit)
+{
+    assert(unit != NULL);
+    assert(IS_TIMESTAMP(unit));
+
+    return timestampNewOrigin(unit->timestamp.unit, unit->timestamp.origin);
+}
+
+
+static int
+timestampCompare(
+    const ut_unit* const	unit1,
+    const ut_unit* const	unit2)
+{
+    int	cmp;
+
+    assert(unit1 != NULL);
+    assert(IS_TIMESTAMP(unit1));
+    assert(unit2 != NULL);
+
+    if (!IS_TIMESTAMP(unit2)) {
+	int	diff = unit1->common.type - unit2->common.type;
+
+	cmp = diff < 0 ? -1 : diff == 0 ? 0 : 1;
+    }
+    else {
+	const TimestampUnit* const	timestamp1 = &unit1->timestamp;
+	const TimestampUnit* const	timestamp2 = &unit2->timestamp;
+
+	cmp =
+	    timestamp1->origin < timestamp2->origin
+		? -1
+		: timestamp1->origin == timestamp2->origin
+		    ? 0
+		    : -1;
+
+	if (cmp == 0)
+	    cmp = COMPARE(timestamp1->unit, timestamp2->unit);
+    }
+
+    return cmp;
+}
+
+
+static void
+timestampFree(
+    ut_unit* const	unit)
+{
+    if (unit != NULL) {
+	assert(IS_TIMESTAMP(unit));
+	FREE(unit->timestamp.unit);
+	unit->timestamp.unit = NULL;
+	cv_free(unit->common.toProduct);
+	unit->common.toProduct = NULL;
+	cv_free(unit->common.fromProduct);
+	unit->common.fromProduct = NULL;
+	free((void*)unit);
+    }
+}
+
+
+/*
+ * Multiplies a timestamp-unit by another unit.  The origin is ignored.
+ *
+ * Arguments:
+ *	unit1	The timestamp-unit.
+ *	unit2	The other unit.
+ * Returns:
+ *	NULL	Failure.  "ut_get_status()" will be:
+ *		    UT_MEANINGLESS	The operation on the given units is
+ *					meaningless.
+ *	else	The resulting unit.
+ */
+static ut_unit*
+timestampMultiply(
+    const ut_unit* const	unit1,
+    const ut_unit* const	unit2)
+{
+    assert(unit1 != NULL);
+    assert(IS_TIMESTAMP(unit1));
+    assert(unit2 != NULL);
+
+    return MULTIPLY(unit1->timestamp.unit, unit2);
+}
+
+
+/*
+ * Returns the result of raising a Timestamp-unit to a power.  The origin is
+ * ignored.
+ *
+ * Arguments:
+ *	unit	The Timestamp-unit.
+ *	power	The power.  Must be greater than -256 and less than 256.
+ * Returns:
+ *	NULL	Failure.  "ut_get_status()" will be:
+ *		    UT_MEANINGLESS	The operation on the given units is
+ *					meaningless.
+ *	else	The resulting unit.
+ */
+static ut_unit*
+timestampRaise(
+    const ut_unit* const	unit,
+    const int			power)
+{
+    assert(unit != NULL);
+    assert(IS_TIMESTAMP(unit));
+    assert(power != 0);
+    assert(power != 1);
+
+    return RAISE(unit->timestamp.unit, power);
+}
+
+
+/*
+ * Returns the result of taking a root of a Timestamp-unit.  The origin is
+ * ignored.
+ *
+ * Arguments:
+ *	unit	The Timestamp-unit.
+ *	root	The root.  Must be greater than 1 and less than 256.
+ * Returns:
+ *	NULL	Failure.  "ut_get_status()" will be:
+ *		    UT_MEANINGLESS	The operation on the given units is
+ *					meaningless.
+ *	else	The resulting unit.
+ */
+static ut_unit*
+timestampRoot(
+    const ut_unit* const	unit,
+    const int			root)
+{
+    assert(unit != NULL);
+    assert(IS_TIMESTAMP(unit));
+    assert(root > 1 && root < 256);
+
+    return ROOT(unit->timestamp.unit, root);
+}
+
+
+/*
+ * Initializes the converter of numeric values from the given Timestamp unit to
+ * the underlying product-unit.
+ *
+ * Arguments:
+ *	unit	The Timestamp unit.
+ * Returns:
+ *	-1	Failure.
+ */
+static int
+timestampInitConverterToProduct(
+    ut_unit* const	unit)
+{
+    /*
+     * This function is never called.
+     */
+    assert(0);
+
+    return -1;
+}
+
+
+/*
+ * Initializes the converter of numeric values to the given Timestamp unit from
+ * the underlying product-unit.
+ *
+ * Arguments:
+ *	unit	The Timestamp unit.
+ * Returns:
+ *	-1	Failure.
+ */
+static int
+timestampInitConverterFromProduct(
+    ut_unit* const	unit)
+{
+    /*
+     * This function is never called.
+     */
+    assert(0);
+
+    return -1;
+}
+
+
+static ut_status
+timestampAcceptVisitor(
+    const ut_unit* const		unit,
+    const ut_visitor* const	visitor,
+    void* const			arg)
+{
+    assert(unit != NULL);
+    assert(IS_TIMESTAMP(unit));
+    assert(visitor != NULL);
+
+    return visitor->visit_timestamp(unit, unit->timestamp.unit,
+        unit->timestamp.origin, arg);
+}
+
+
+static UnitOps	timestampOps = {
+    timestampGetProduct,
+    timestampClone,
+    timestampFree,
+    timestampCompare,
+    timestampMultiply,
+    timestampRaise,
+    timestampRoot,
+    timestampInitConverterToProduct,
+    timestampInitConverterFromProduct,
+    timestampAcceptVisitor
+};
+
+
+/******************************************************************************
+ * Logarithmic Unit:
+ ******************************************************************************/
+
+
+static UnitOps	logOps;
+
+
+/*
+ * Returns a new instance.
+ *
+ * Arguments:
+ *	base		The logarithmic base (e.g., 2, M_E, 10).  Must be
+ *                      greater than one.
+ *	reference	The reference value.
+ * Returns:
+ *	NULL	Failure.  "ut_get_status()" will be:
+ *		    UT_OS	Operating-system error.  See "errno".
+ *	else	The newly-allocated, logarithmic-unit.
+ */
+static ut_unit*
+logNew(
+    const double		base,
+    const ut_unit* const	reference)
+{
+    LogUnit*	logUnit;
+
+    assert(base > 1);
+    assert(reference != NULL);
+
+    logUnit = malloc(sizeof(LogUnit));
+
+    if (logUnit == NULL) {
+	ut_set_status(UT_OS);
+	ut_handle_error_message(strerror(errno));
+	ut_handle_error_message(
+	    "logNew(): Couldn't allocate %lu-byte logarithmic-unit",
+	    sizeof(LogUnit));
+    }
+    else {
+	if (commonInit(&logUnit->common, &logOps, reference->common.system,
+		LOG) != 0) {
+	    free(logUnit);
+	}
+	else {
+	    logUnit->reference = CLONE(reference);
+
+	    if (logUnit->reference != NULL) {
+		logUnit->base = base;
+	    }
+	    else {
+		free(logUnit);
+		logUnit = NULL;
+	    }
+	}
+    }
+
+    return (ut_unit*)logUnit;
+}
+
+
+static ProductUnit*
+logGetProduct(
+    const ut_unit* const	unit)
+{
+    assert(unit != NULL);
+    assert(IS_LOG(unit));
+
+    return GET_PRODUCT(unit->log.reference);
+}
+
+
+static ut_unit*
+logClone(
+    const ut_unit* const	unit)
+{
+    assert(unit != NULL);
+    assert(IS_LOG(unit));
+
+    return logNew(unit->log.base, unit->log.reference);
+}
+
+
+static int
+logCompare(
+    const ut_unit* const	unit1,
+    const ut_unit* const	unit2)
+{
+    int	cmp;
+
+    assert(unit1 != NULL);
+    assert(IS_LOG(unit1));
+    assert(unit2 != NULL);
+
+    if (!IS_LOG(unit2)) {
+	int	diff = unit1->common.type - unit2->common.type;
+
+	cmp = diff < 0 ? -1 : diff == 0 ? 0 : 1;
+    }
+    else {
+	const LogUnit* const	u1 = &unit1->log;
+	const LogUnit* const	u2 = &unit2->log;
+
+	cmp = ut_compare(u1->reference, u2->reference);
+
+	if (cmp == 0)
+	    cmp =
+		u1->base < u2->base
+		    ? -1
+		    : u1->base == u2->base
+			? 0
+			: 1;
+    }
+
+    return cmp;
+}
+
+
+static void
+logFree(
+    ut_unit* const	unit)
+{
+    if (unit != NULL) {
+	assert(IS_LOG(unit));
+	FREE(unit->log.reference);
+	unit->log.reference = NULL;
+	cv_free(unit->common.toProduct);
+	unit->common.toProduct = NULL;
+	cv_free(unit->common.fromProduct);
+	unit->common.fromProduct = NULL;
+	free((void*)unit);
+    }
+}
+
+
+/*
+ * Multiplies a logarithmic-unit by another unit.
+ *
+ * Arguments:
+ *	unit1	The logarithmic-unit.
+ *	unit2	The other unit.
+ * Returns:
+ *	NULL	Failure.  "ut_get_status()" will be:
+ *		    UT_MEANINGLESS	The operation on the given units is
+ *					meaningless.
+ *	else	The resulting unit.
+ */
+static ut_unit*
+logMultiply(
+    const ut_unit* const	unit1,
+    const ut_unit* const	unit2)
+{
+    ut_unit*	result = NULL;		/* failure */
+
+    assert(unit1 != NULL);
+    assert(IS_LOG(unit1));
+    assert(unit2 != NULL);
+
+    if (!ut_is_dimensionless(unit2)) {
+	ut_set_status(UT_MEANINGLESS);
+	ut_handle_error_message("logMultiply(): Second unit not dimensionless");
+    }
+    else if (IS_BASIC(unit2) || IS_PRODUCT(unit2)) {
+	result = CLONE(unit1);
+    }
+    else if (IS_GALILEAN(unit2)) {
+	result = galileanNew(unit2->galilean.scale, unit1, 0);
+    }
+    else {
+	ut_set_status(UT_MEANINGLESS);
+	ut_handle_error_message("logMultiply(): can't multiply second unit");
+    }
+
+    return result;
+}
+
+
+/*
+ * Returns the result of raising a logarithmic-unit to a power.
+ *
+ * Arguments:
+ *	unit	The logarithmic-unit.
+ *	power	The power.  Must be greater than -256 and less than 256.
+ * Returns:
+ *	NULL	Failure.  "ut_get_status()" will be:
+ *		    UT_MEANINGLESS	The operation on the given units is
+ *					meaningless.
+ *	else	The resulting unit.
+ */
+static ut_unit*
+logRaise(
+    const ut_unit* const	unit,
+    const int			power)
+{
+    assert(unit != NULL);
+    assert(IS_LOG(unit));
+    assert(power != 0);
+    assert(power != 1);
+
+    /*
+     * We don't know how to raise a logarithmic unit to a non-zero power.
+     */
+    ut_set_status(UT_MEANINGLESS);
+    ut_handle_error_message(
+	"logRaise(): Can't raise logarithmic-unit to non-zero power");
+
+    return NULL;
+}
+
+
+/*
+ * Returns the result of taking a root of a logarithmic-unit.
+ *
+ * Arguments:
+ *	unit	The logarithmic-unit.
+ *	root	The root.  Must be greater than 1 and less than 256.
+ * Returns:
+ *	NULL	Failure.  "ut_get_status()" will be:
+ *		    UT_MEANINGLESS	The operation on the given units is
+ *					meaningless.
+ *	else	The resulting unit.
+ */
+static ut_unit*
+logRoot(
+    const ut_unit* const	unit,
+    const int			root)
+{
+    assert(unit != NULL);
+    assert(IS_LOG(unit));
+    assert(root > 1 && root < 256);
+
+    /*
+     * We don't know how to take a root of a logarithmic unit.
+     */
+    ut_set_status(UT_MEANINGLESS);
+    ut_handle_error_message(
+	"logRoot(): Can't take a non-unity root of a logarithmic-unit");
+
+    return NULL;
+}
+
+
+/*
+ * Initializes the converter of numeric values from the given logarithmic unit
+ * to the underlying product-unit.
+ *
+ * Arguments:
+ *	unit	The logarithmic unit.
+ * Returns:
+ *	-1	Failure.  "ut_get_status()" will be:
+ *		    UT_OS	Operating-system fault.  See "errno".
+ *	0	Success.
+ */
+static int
+logInitConverterToProduct(
+    ut_unit* const	unit)
+{
+    int			retCode = -1;		/* failure */
+    cv_converter*	toUnderlying;
+
+    assert(unit != NULL);
+    assert(IS_LOG(unit));
+
+    toUnderlying = cv_get_pow(unit->log.base);
+
+    if (toUnderlying == NULL) {
+	ut_set_status(UT_OS);
+	ut_handle_error_message(strerror(errno));
+	ut_handle_error_message("logInitConverterToProduct(): "
+	    "Couldn't get converter to underlying unit");
+    }
+    else {
+	if (ENSURE_CONVERTER_TO_PRODUCT(unit->log.reference)) {
+	    assert(unit->common.toProduct == NULL);
+
+	    unit->common.toProduct = cv_combine(
+		toUnderlying, unit->log.reference->common.toProduct);
+
+	    if (unit->common.toProduct == NULL) {
+		ut_set_status(UT_OS);
+		ut_handle_error_message(strerror(errno));
+		ut_handle_error_message("logInitConverterToProduct(): "
+		    "Couldn't combine converters");
+	    }
+	    else {
+		retCode = 0;
+	    }
+	}
+
+	cv_free(toUnderlying);
+    }				/* "toUnderlying" allocated */
+
+    return retCode;
+}
+
+
+/*
+ * Initializes the converter of numeric values to the given logarithmic unit
+ * from the underlying product-unit.
+ *
+ * Arguments:
+ *	unit	The logarithmic unit.
+ * Returns:
+ *	-1	Failure.  "ut_get_status()" will be:
+ *		    UT_OS		Operating-system fault.  See "errno".
+ *	0	Success.
+ */
+static int
+logInitConverterFromProduct(
+    ut_unit* const	unit)
+{
+    int			retCode = -1;		/* failure */
+    cv_converter*	fromUnderlying;
+
+    assert(unit != NULL);
+    assert(IS_LOG(unit));
+
+    fromUnderlying = cv_get_log(unit->log.base);
+
+    if (fromUnderlying == NULL) {
+	ut_set_status(UT_OS);
+	ut_handle_error_message(strerror(errno));
+	ut_handle_error_message("logInitConverterFromProduct(): "
+	    "Couldn't get converter from underlying unit");
+    }
+    else {
+	if (ENSURE_CONVERTER_FROM_PRODUCT(unit->log.reference)) {
+	    assert(unit->common.fromProduct == NULL);
+
+	    unit->common.fromProduct = cv_combine(
+		unit->log.reference->common.fromProduct, fromUnderlying);
+
+	    if (unit->common.fromProduct == NULL) {
+		ut_set_status(UT_OS);
+		ut_handle_error_message(strerror(errno));
+		ut_handle_error_message("logInitConverterFromProduct(): "
+		    "Couldn't combine converters");
+	    }
+	    else {
+		retCode = 0;
+	    }
+	}
+
+	cv_free(fromUnderlying);
+    }				/* "fromUnderlying" allocated */
+
+    return retCode;
+}
+
+
+static ut_status
+logAcceptVisitor(
+    const ut_unit* const		unit,
+    const ut_visitor* const	visitor,
+    void* const			arg)
+{
+    assert(unit != NULL);
+    assert(IS_LOG(unit));
+    assert(visitor != NULL);
+
+    return visitor->visit_logarithmic(unit, unit->log.base, unit->log.reference,
+	arg);
+}
+
+
+static UnitOps	logOps = {
+    logGetProduct,
+    logClone,
+    logFree,
+    logCompare,
+    logMultiply,
+    logRaise,
+    logRoot,
+    logInitConverterToProduct,
+    logInitConverterFromProduct,
+    logAcceptVisitor
+};
+
+
+/******************************************************************************
+ * Public API:
+ ******************************************************************************/
+
+
+/*
+ * Returns a new unit-system.  On success, the unit-system will only contain
+ * the dimensionless unit one.  See "ut_get_dimensionless_unit_one()".
+ *
+ * Returns:
+ *	NULL	Failure.  "ut_get_status()" will be:
+ *		    UT_OS	Operating-system error.  See "errno".
+ *	else	Pointer to a new unit system.
+ */
+ut_system*
+ut_new_system(void)
+{
+    ut_system*	system = malloc(sizeof(ut_system));
+
+    ut_set_status(UT_SUCCESS);
+
+    if (system == NULL) {
+	ut_set_status(UT_OS);
+	ut_handle_error_message(strerror(errno));
+	ut_handle_error_message(
+	    "ut_new_system(): Couldn't allocate %lu-byte unit-system",
+	    sizeof(ut_system));
+    }
+    else {
+	system->second = NULL;
+	system->basicUnits = NULL;
+	system->basicCount = 0;
+
+	system->one = (ut_unit*)productNew(system, NULL, NULL, 0);
+
+	if (ut_get_status() != UT_SUCCESS) {
+	    ut_handle_error_message(
+		"ut_new_system(): Couldn't create dimensionless unit one");
+	    free(system);
+	}
+    }
+
+    return system;
+}
+
+
+/*
+ * Frees resources associated with a unit-system by this module.
+ *
+ * Arguments:
+ *	system		Pointer to the unit-system.
+ */
+void
+coreFreeSystem(
+    ut_system*	system)
+{
+    if (system != NULL) {
+	int	i;
+
+	for (i = 0; i < system->basicCount; ++i)
+	    basicFree((ut_unit*)system->basicUnits[i]);
+
+	free(system->basicUnits);
+
+	if (system->second != NULL)
+	    FREE(system->second);
+
+	if (system->one != NULL)
+	    productReallyFree(system->one);
+
+	free(system);
+    }
+}
+
+
+/*
+ * Returns the dimensionless-unit one of a unit-system.
+ *
+ * Arguments:
+ *	system	Pointer to the unit-system for which the dimensionless-unit one
+ *		will be returned.
+ * Returns:
+ *	NULL	Failure.  "utgetStatus()" will be:
+ *		    UT_BAD_ARG	"system" is NULL.
+ *	else	Pointer to the dimensionless-unit one associated with "system".
+ *		While not necessary, the pointer may be passed to ut_free()
+ *		when the unit is no longer needed by the client.
+ */
+ut_unit*
+ut_get_dimensionless_unit_one(
+    const ut_system* const	system)
+{
+    ut_unit*	one;
+
+    ut_set_status(UT_SUCCESS);
+
+    if (system == NULL) {
+	one = NULL;
+	ut_set_status(UT_BAD_ARG);
+	ut_handle_error_message(
+	    "ut_get_dimensionless_unit_one(): NULL unit-system argument");
+    }
+    else {
+	one = system->one;
+    }
+
+    return one;
+}
+
+
+/*
+ * Returns the unit-system to which a unit belongs.
+ *
+ * Arguments:
+ *	unit	Pointer to the unit in question.
+ * Returns:
+ *	NULL	Failure.  "ut_get_status()" will be
+ *		    UT_BAD_ARG	"unit" is NULL.
+ *	else	Pointer to the unit-system to which "unit" belongs.
+ */
+ut_system*
+ut_get_system(
+    const ut_unit* const	unit)
+{
+    ut_system*	system;
+
+    ut_set_status(UT_SUCCESS);
+
+    if (unit == NULL) {
+	system = NULL;
+	ut_set_status(UT_BAD_ARG);
+	ut_handle_error_message("ut_get_system(): NULL unit argument");
+    }
+    else {
+	system = unit->common.system;
+    }
+
+    return system;
+}
+
+
+/*
+ * Indicates if two units belong to the same unit-system.
+ *
+ * Arguments:
+ *	unit1		Pointer to a unit.
+ *	unit2		Pointer to another unit.
+ * Returns:
+ *	0		Failure or the units belong to different unit-systems.
+ *			"ut_get_status()" will be
+ *	    		    UT_BAD_ARG		"unit1" or "unit2" is NULL.
+ *	    		    UT_SUCCESS		The units belong to different
+ *						unit-systems.
+ *	else		The units belong to the same unit-system.
+ */
+int
+ut_same_system(
+    const ut_unit* const	unit1,
+    const ut_unit* const	unit2)
+{
+    int	sameSystem = 0;
+
+    if (unit1 == NULL || unit2 == NULL) {
+	ut_set_status(UT_BAD_ARG);
+	ut_handle_error_message("ut_same_system(): NULL argument");
+    }
+    else {
+	ut_set_status(UT_SUCCESS);
+	sameSystem = unit1->common.system == unit2->common.system;
+    }
+
+    return sameSystem;
+}
+
+
+/*
+ * Returns a new basic-unit that has been added to a unit-system.
+ *
+ * Arguments:
+ *	system		The unit-system to which to add the new basic-unit.
+ *	isDimensionless	Whether or not the basic-unit is dimensionless (e.g.,
+ *			a radian).
+ * Returns:
+ *	NULL	Failure.  "ut_get_status()" will be
+ *		    UT_BAD_ARG		"system" is NULL.
+ *		    UT_OS		Operating-system error.  See "errno".
+ *	else	Pointer to the new base-unit.
+ */
+static BasicUnit*
+newBasicUnit(
+    ut_system* const	system,
+    const int		isDimensionless)
+{
+    BasicUnit*	basicUnit = NULL;	/* failure */
+
+    if (system == NULL) {
+	ut_set_status(UT_BAD_ARG);
+	ut_handle_error_message("newBasicUnit(): NULL unit-system argument");
+    }
+    else {
+	basicUnit = basicNew(system, isDimensionless, system->basicCount);
+
+	if (basicUnit != NULL) {
+	    int		error = 1;
+	    BasicUnit*	save = (BasicUnit*)basicClone((ut_unit*)basicUnit);
+
+	    if (save == NULL) {
+		ut_set_status(UT_OS);
+		ut_handle_error_message(strerror(errno));
+		ut_handle_error_message(
+		    "newBasicUnit(): Couldn't clone basic-unit");
+	    }
+	    else {
+		BasicUnit**	basicUnits = realloc(system->basicUnits,
+		    (system->basicCount+1)*sizeof(BasicUnit*));
+
+		if (basicUnits == NULL) {
+		    ut_set_status(UT_OS);
+		    ut_handle_error_message(strerror(errno));
+		    ut_handle_error_message("newBasicUnit(): "
+			"Couldn't allocate %d-element basic-unit array",
+			system->basicCount+1);
+		}
+		else {
+		    basicUnits[system->basicCount++] = save;
+		    system->basicUnits = basicUnits;
+		    error = 0;
+		}			/* "system->basicUnits" re-allocated */
+
+		if (error)
+		    basicFree((ut_unit*)save);
+	    }				/* "save" allocated */
+
+	    if (error) {
+		basicFree((ut_unit*)basicUnit);
+		basicUnit = NULL;
+	    }
+	}				/* "basicUnit" allocated */
+    }					/* valid arguments */
+
+    return basicUnit;
+}
+
+
+/*
+ * Adds a base-unit to a unit-system.  Clients that use ut_read_xml() should not
+ * normally need to call this function.
+ *
+ * Arguments:
+ *	system	Pointer to the unit-system to which to add the new base-unit.
+ * Returns:
+ *	NULL	Failure.  "ut_get_status()" will be
+ *		    UT_BAD_ARG		"system" or "name" is NULL.
+ *		    UT_OS		Operating-system error.  See "errno".
+ *	else	Pointer to the new base-unit.  The pointer should be passed to
+ *		ut_free() when the unit is no longer needed by the client (the
+ *		unit will remain in the unit-system).
+ */
+ut_unit*
+ut_new_base_unit(
+    ut_system* const	system)
+{
+    BasicUnit*	basicUnit = newBasicUnit(system, 0);
+
+    return (ut_unit*)basicUnit;
+}
+
+
+/*
+ * Adds a dimensionless-unit to a unit-system.  In the SI system of units, the
+ * derived-unit radian is a dimensionless-unit.  Clients that use ut_read_xml()
+ * should not normally need to call this function.
+ *
+ * Arguments:
+ *	system	Pointer to the unit-system to which to add the new
+ *		dimensionless-unit.
+ * Returns:
+ *	NULL	Failure.  "ut_get_status()" will be
+ *		    UT_BAD_ARG		"system" is NULL.
+ *		    UT_OS		Operating-system error.  See "errno".
+ *	else	Pointer to the new dimensionless-unit.  The pointer should be
+ *		passed to ut_free() when the unit is no longer needed by the
+ *		client (the unit will remain in the unit-system).
+ */
+ut_unit*
+ut_new_dimensionless_unit(
+    ut_system* const	system)
+{
+    return (ut_unit*)newBasicUnit(system, 1);
+}
+
+
+/*
+ * Sets the "second" unit of a unit-system.  This function must be called before
+ * the first call to "ut_offset_by_time()". ut_read_xml() calls this function if the
+ * resulting unit-system contains a unit named "second".
+ *
+ * Arguments:
+ *	second		Pointer to the "second" unit.
+ * Returns:
+ *	UT_BAD_ARG	"second" is NULL.
+ *	UT_EXISTS	The second unit of the unit-system to which "second"
+ *			belongs is set to a different unit.
+ *	UT_SUCCESS	Success.
+ */
+ut_status
+ut_set_second(
+    const ut_unit* const	second)
+{
+    ut_set_status(UT_SUCCESS);
+
+    if (second == NULL) {
+	ut_set_status(UT_BAD_ARG);
+	ut_handle_error_message(
+            "ut_set_second(): NULL \"second\" unit argument");
+    }
+    else {
+	ut_system*	system = second->common.system;
+
+	if (system->second == NULL) {
+	    system->second = CLONE(second);
+	}
+	else {
+	    if (ut_compare(system->second, second) != 0) {
+		ut_set_status(UT_EXISTS);
+		ut_handle_error_message(
+		    "ut_set_second(): Different \"second\" unit already "
+                    "defined");
+	    }
+	}
+    }
+
+    return ut_get_status();
+}
+
+
+/*
+ * Compares two units.  Returns a value less than, equal to, or greater than
+ * zero as the first unit is considered less than, equal to, or greater than
+ * the second unit, respectively.  Units from different unit-systems never
+ * compare equal.
+ *
+ * Arguments:
+ *	unit1		Pointer to a unit or NULL.
+ *	unit2		Pointer to another unit or NULL.
+ * Returns:
+ *	<0	The first unit is less than the second unit.
+ *	 0	The first and second units are equal or both units are NULL.
+ *	>0	The first unit is greater than the second unit.
+ */
+int
+ut_compare(
+    const ut_unit* const	unit1,
+    const ut_unit* const	unit2)
+{
+    int	cmp = 0;
+
+    ut_set_status(UT_SUCCESS);
+
+    if (unit1 == NULL) {
+	cmp = unit2 != NULL ? -1 : 0;
+    }
+    else if (unit2 == NULL) {
+	cmp = 1;
+    }
+    else if (unit1->common.system < unit2->common.system) {
+	cmp = -1;
+    }
+    else if (unit1->common.system > unit2->common.system) {
+	cmp = 1;
+    }
+    else {
+	/*
+	 * NB: The comparison function is called if and only if the units
+	 * belong to the same unit-system.
+	 */
+	cmp = COMPARE(unit1, unit2);
+    }
+
+    return cmp;
+}
+
+
+/*
+ * Returns a unit equivalent to another unit scaled by a numeric factor,
+ * e.g.,
+ *	const ut_unit*	meter = ...
+ *	const ut_unit*	kilometer = ut_scale(1000, meter);
+ *
+ * Arguments:
+ *	factor		The numeric scale factor.
+ *	unit		Pointer to the unit to be scaled.
+ * Returns:
+ *	NULL		Failure.  "ut_get_status()" will be
+ *			    UT_BAD_ARG  	"factor" is 0 or "unit" is NULL.
+ *			    UT_OS		Operating-system error.  See
+ *						"errno".
+ *	else		Pointer to the resulting unit.  The pointer should be
+ *			passed to ut_free() when the unit is no longer needed by
+ *			the client.
+ */
+ut_unit*
+ut_scale(
+    const double		factor,
+    const ut_unit* const	unit)
+{
+    ut_unit*		result = NULL;	/* failure */
+
+    ut_set_status(UT_SUCCESS);
+
+    if (unit == NULL) {
+	ut_set_status(UT_BAD_ARG);
+	ut_handle_error_message("ut_scale(): NULL unit argument");
+    }
+    else {
+	if (factor == 0) {
+	    ut_set_status(UT_BAD_ARG);
+	    ut_handle_error_message("ut_scale(): NULL factor argument");
+	}
+	else {
+	    result = factor == 1
+		? CLONE(unit)
+		: galileanNew(factor, unit, 0.0);
+	}
+    }
+
+    return result;
+}
+
+
+/*
+ * Returns a unit equivalent to another unit offset by a numeric amount,
+ * e.g.,
+ *	const ut_unit*	kelvin = ...
+ *	const ut_unit*	celsius = ut_offset(kelvin, 273.15);
+ *
+ * Arguments:
+ *	unit		Pointer to the unit to be offset.
+ *	offset		The numeric offset.
+ * Returns:
+ *	NULL		Failure.  "ut_get_status()" will be
+ *			    UT_BAD_ARG		"unit" is NULL.
+ *			    UT_OS		Operating-system error.  See
+ *						"errno".
+ *	else		Pointer to the resulting unit.  The pointer should be
+ *			passed to ut_free() when the unit is no longer needed by
+ *			the client.
+ */
+ut_unit*
+ut_offset(
+    const ut_unit* const	unit,
+    const double		offset)
+{
+    ut_unit*		result = NULL;	/* failure */
+
+    ut_set_status(UT_SUCCESS);
+
+    if (unit == NULL) {
+	ut_set_status(UT_BAD_ARG);
+	ut_handle_error_message("ut_offset(): NULL unit argument");
+    }
+    else {
+	result = offset == 0
+	    ? CLONE(unit)
+	    : galileanNew(1.0, unit, offset);
+    }
+
+    return result;
+}
+
+
+/*
+ * Returns a unit equivalent to another unit relative to a particular time.
+ * e.g.,
+ *	const ut_unit*	second = ...
+ *	const ut_unit*	secondsSinceTheEpoch =
+ *              ut_offset_by_time(second, ut_encode_time(1970, 1, 1, 0, 0, 0.0));
+ *
+ * Arguments:
+ *	unit	Pointer to the time-unit to be made relative to a time-origin.
+ *	origin	The origin as returned by ut_encode_time().
+ * Returns:
+ *	NULL	Failure.  "ut_get_status()" will be
+ *		    UT_BAD_ARG		"unit" is NULL.
+ *		    UT_OS		Operating-system error.  See "errno".
+ *		    UT_MEANINGLESS	Creation of a timestamp unit based on
+ *					"unit" is not meaningful.
+ *		    UT_NO_SECOND	The associated unit-system doesn't
+ *					contain a "second" unit.  See
+ *					ut_set_second().
+ *	else	Pointer to the resulting unit.  The pointer should be passed
+ *		to ut_free() when the unit is no longer needed by the client.
+ */
+ut_unit*
+ut_offset_by_time(
+    const ut_unit* const	unit,
+    const double		origin)
+{
+    ut_unit*		result = NULL;	/* failure */
+
+    ut_set_status(UT_SUCCESS);
+
+    if (unit == NULL) {
+	ut_set_status(UT_BAD_ARG);
+	ut_handle_error_message("ut_offset_by_time(): NULL unit argument");
+    }
+    else {
+	result = timestampNewOrigin(unit, origin);
+    }
+
+    return result;
+}
+
+
+/*
+ * Returns the result of multiplying one unit by another unit.
+ *
+ * Arguments:
+ *	unit1	Pointer to a unit.
+ *	unit2	Pointer to another unit.
+ * Returns:
+ *	NULL	Failure.  "ut_get_status()" will be:
+ *		    UT_BAD_ARG		"unit1" or "unit2" is NULL.
+ *		    UT_NOT_SAME_SYSTEM	"unit1" and "unit2" belong to
+ *					different unit-systems.
+ *		    UT_OS		Operating-system error. See "errno".
+ *	else	Pointer to the resulting unit.  The pointer should be passed
+ *		to ut_free() when the unit is no longer needed by the client.
+ */
+ut_unit*
+ut_multiply(
+    const ut_unit* const	unit1,
+    const ut_unit* const	unit2)
+{
+    ut_unit*	result = NULL;	/* failure */
+
+    ut_set_status(UT_SUCCESS);
+
+    if (unit1 == NULL || unit2 == NULL) {
+	ut_set_status(UT_BAD_ARG);
+	ut_handle_error_message("ut_multiply(): NULL argument");
+    }
+    else if (unit1->common.system != unit2->common.system) {
+	ut_set_status(UT_NOT_SAME_SYSTEM);
+	ut_handle_error_message(
+            "ut_multiply(): Units in different unit-systems");
+    }
+    else {
+	result = MULTIPLY(unit1, unit2);
+    }
+
+    return result;
+}
+
+
+/*
+ * Returns the inverse (i.e., reciprocal) of a unit.  This convenience function
+ * is equal to "ut_raise(unit, -1)".
+ *
+ * Arguments:
+ *	unit	Pointer to the unit.
+ * Returns:
+ *	NULL	Failure.  "ut_get_status()" will be:
+ *		    UT_BAD_ARG		"unit" is NULL.
+ *		    UT_OS		Operating-system error. See "errno".
+ *	else	Pointer to the resulting unit.  The pointer should be passed to
+ *		ut_free() when the unit is no longer needed by the client.
+ */
+ut_unit*
+ut_invert(
+    const ut_unit* const	unit)
+{
+    return ut_raise(unit, -1);
+}
+
+
+/*
+ * Returns the result of dividing one unit by another unit.  This convenience
+ * function is equivalent to the following sequence:
+ *     {
+ *         ut_unit* inverse = ut_invert(denom);
+ *         ut_multiply(numer, inverse);
+ *         ut_free(inverse);
+ *     }
+ *
+ * Arguments:
+ *	numer	Pointer to the numerator (top, dividend) unit.
+ *	denom	Pointer to the denominator (bottom, divisor) unit.
+ * Returns:
+ *	NULL	Failure.  "ut_get_status()" will be:
+ *		    UT_BAD_ARG		"numer" or "denom" is NULL.
+ *		    UT_NOT_SAME_SYSTEM	"unit1" and "unit2" belong to
+ *					different unit-systems.
+ *		    UT_OS		Operating-system error. See "errno".
+ *	else	Pointer to the resulting unit.  The pointer should be passed to
+ *		ut_free() when the unit is no longer needed by the client.
+ */
+ut_unit*
+ut_divide(
+    const ut_unit* const	numer,
+    const ut_unit* const	denom)
+{
+    ut_unit*	result = NULL;		/* failure */
+
+    ut_set_status(UT_SUCCESS);
+
+    if (numer == NULL || denom == NULL) {
+	ut_set_status(UT_BAD_ARG);
+	ut_handle_error_message("ut_divide(): NULL argument");
+    }
+    else if (numer->common.system != denom->common.system) {
+	ut_set_status(UT_NOT_SAME_SYSTEM);
+	ut_handle_error_message("ut_divide(): Units in different unit-systems");
+    }
+    else {
+	ut_unit*	inverse = RAISE(denom, -1);
+
+	if (inverse != NULL) {
+	    result = MULTIPLY(numer, inverse);
+
+	    ut_free(inverse);
+	}
+    }
+
+    return result;
+}
+
+
+/*
+ * Returns the result of raising a unit to a power.
+ *
+ * Arguments:
+ *	unit	Pointer to the unit.
+ *	power	The power by which to raise "unit".  Must be greater than or 
+ *		equal to -255 and less than or equal to 255.
+ * Returns:
+ *	NULL	Failure.  "ut_get_status()" will be:
+ *		    UT_BAD_ARG		"unit" is NULL, or "power" is invalid.
+ *		    UT_OS		Operating-system error. See "errno".
+ *	else	Pointer to the resulting unit.  The pointer should be passed to
+ *		ut_free() when the unit is no longer needed by the client.
+ */
+ut_unit*
+ut_raise(
+    const ut_unit* const	unit,
+    const int			power)
+{
+    ut_unit*		result = NULL;	/* failure */
+
+    ut_set_status(UT_SUCCESS);
+
+    if (unit == NULL) {
+	ut_set_status(UT_BAD_ARG);
+	ut_handle_error_message("ut_raise(): NULL unit argument");
+    }
+    else if (power < -255 || power > 255) {
+	ut_set_status(UT_BAD_ARG);
+	ut_handle_error_message("ut_raise(): Invalid power argument");
+    }
+    else {
+	result = 
+	    power == 0
+		? unit->common.system->one
+		: power == 1
+		    ? CLONE(unit)
+		    : RAISE(unit, power);
+    }
+
+    return result;
+}
+
+
+/*
+ * Returns the result of taking the root of a unit.
+ *
+ * Arguments:
+ *	unit	Pointer to the unit.
+ *	root	The root to take of "unit".  Must be greater than or 
+ *		equal to 1 and less than or equal to 255.
+ * Returns:
+ *	NULL	Failure.  "ut_get_status()" will be:
+ *		    UT_BAD_ARG		"unit" is NULL, or "root" is invalid.
+ *		                        In particular, all powers of base units
+ *		                        in "unit" must be integral multiples of
+ *		                        "root".
+ *		    UT_OS		Operating-system error. See "errno".
+ *	else	Pointer to the resulting unit.  The pointer should be passed to
+ *		ut_free() when the unit is no longer needed by the client.
+ */
+ut_unit*
+ut_root(
+    const ut_unit* const	unit,
+    const int			root)
+{
+    ut_unit*		result = NULL;	/* failure */
+
+    ut_set_status(UT_SUCCESS);
+
+    if (unit == NULL) {
+	ut_set_status(UT_BAD_ARG);
+	ut_handle_error_message("ut_root(): NULL unit argument");
+    }
+    else if (root < 1 || root > 255) {
+	ut_set_status(UT_BAD_ARG);
+	ut_handle_error_message("ut_root(): Invalid root argument");
+    }
+    else {
+	result = 
+	    root == 1
+		? CLONE(unit)
+                : ROOT(unit, root);
+    }
+
+    return result;
+}
+
+
+/*
+ * Returns the logarithmic unit corresponding to a logarithmic base and a
+ * reference level.  For example, the following creates a decibel unit with a
+ * one milliwatt reference level:
+ *
+ *     const ut_unit* watt = ...;
+ *     const ut_unit* milliWatt = ut_scale(0.001, watt);
+ *
+ *     if (milliWatt != NULL) {
+ *         const ut_unit* bel_1_mW = ut_log(10.0, milliWatt);
+ *
+ *         if (bel_1_mW != NULL) {
+ *             const ut_unit* decibel_1_mW = ut_scale(0.1, bel_1_mW);
+ *
+ *             if (decibel_1_mW != NULL) {
+ *                 ...
+ *                 ut_free(decibel_1_mW);
+ *             }			// "decibel_1_mW" allocated
+ *
+ *             ut_free(bel_1_mW);
+ *         }				// "bel_1_mW" allocated
+ *
+ *         ut_free(milliWatt);
+ *     }				// "milliWatt" allocated
+ *
+ * Arguments:
+ *	base		The logarithmic base (e.g., 2, M_E, 10).  Must be
+ *                      greater than one.  "M_E" is defined in <math.h>.
+ *	reference	Pointer to the reference value as a unit.
+ * Returns:
+ *	NULL		Failure.  "ut_get_status()" will be:
+ *			    UT_BAD_ARG  	"base" is invalid or "reference"
+ *                                              is NULL.
+ *			    UT_OS		Operating-system error. See
+ *						"errno".
+ *	else		Pointer to the resulting unit.  The pointer should be
+ *			passed to ut_free() when the unit is no longer needed by
+ *			the client.
+ */
+ut_unit*
+ut_log(
+    const double		base,
+    const ut_unit* const	reference)
+{
+    ut_unit*		result = NULL;	/* failure */
+
+    ut_set_status(UT_SUCCESS);
+
+    if (base <= 1) {
+	ut_set_status(UT_BAD_ARG);
+	ut_handle_error_message("ut_log(): Invalid logarithmic base, %g", base);
+    }
+    else if (reference == NULL) {
+	ut_set_status(UT_BAD_ARG);
+	ut_handle_error_message("ut_log(): NULL reference argument");
+    }
+    else {
+	result = logNew(base, reference);
+    }
+
+    return result;
+}
+
+
+/*
+ * Indicates if numeric values in one unit are convertible to numeric values in
+ * another unit via "ut_get_converter()".  In making this determination, 
+ * dimensionless units are ignored.
+ *
+ * Arguments:
+ *	unit1		Pointer to a unit.
+ *	unit2		Pointer to another unit.
+ * Returns:
+ *	0		Failure.  "ut_get_status()" will be
+ *	    		    UT_BAD_ARG		"unit1" or "unit2" is NULL.
+ *			    UT_NOT_SAME_SYSTEM	"unit1" and "unit2" belong to
+ *						different unit-sytems.
+ *			    UT_SUCCESS		Conversion between the units is
+ *						not possible (e.g., "unit1" is
+ *						"meter" and "unit2" is
+ *						"kilogram").
+ *	else	Numeric values can be converted between the units.
+ */
+int
+ut_are_convertible(
+    const ut_unit* const	unit1,
+    const ut_unit* const	unit2)
+{
+    int			areConvertible = 0;
+
+    if (unit1 == NULL || unit2 == NULL) {
+	ut_set_status(UT_BAD_ARG);
+	ut_handle_error_message("ut_are_convertible(): NULL unit argument");
+    }
+    else if (unit1->common.system != unit2->common.system) {
+	ut_set_status(UT_NOT_SAME_SYSTEM);
+	ut_handle_error_message(
+	    "ut_are_convertible(): Units in different unit-systems");
+    }
+    else {
+	ut_set_status(UT_SUCCESS);
+
+	if (IS_TIMESTAMP(unit1) || IS_TIMESTAMP(unit2)) {
+	    areConvertible = IS_TIMESTAMP(unit1) && IS_TIMESTAMP(unit2);
+	}
+	else {
+	    ProductRelationship	relationship =
+		productRelationship(GET_PRODUCT(unit1), GET_PRODUCT(unit2));
+
+	    areConvertible = relationship == PRODUCT_EQUAL ||
+		relationship == PRODUCT_INVERSE;
+	}
+    }
+
+    return areConvertible;
+}
+
+
+/*
+ * Returns a converter of numeric values in one unit to numeric values in
+ * another unit.  The returned converter should be passed to cv_free() when it
+ * is no longer needed by the client.
+ *
+ * NOTE:  Leap seconds are not taken into account when converting between
+ * timestamp units.
+ *
+ * Arguments:
+ *	from		Pointer to the unit from which to convert values.
+ *	to		Pointer to the unit to which to convert values.
+ * Returns:
+ *	NULL		Failure.  "ut_get_status()" will be:
+ *			    UT_BAD_ARG		"from" or "to" is NULL.
+ *			    UT_NOT_SAME_SYSTEM	"from" and "to" belong to
+ *						different unit-systems.
+ *			    UT_MEANINGLESS	Conversion between the units is
+ *						not possible.  See
+ *						"ut_are_convertible()".
+ *	else		Pointer to the appropriate converter.  The pointer
+ *			should be passed to cv_free() when no longer needed by
+ *			the client.
+ */
+cv_converter*
+ut_get_converter(
+    ut_unit* const	from,
+    ut_unit* const	to)
+{
+    cv_converter*	converter = NULL;	/* failure */
+
+    if (from == NULL || to == NULL) {
+	ut_set_status(UT_BAD_ARG);
+	ut_handle_error_message("ut_get_converter(): NULL unit argument");
+    }
+    else if (from->common.system != to->common.system) {
+	ut_set_status(UT_NOT_SAME_SYSTEM);
+	ut_handle_error_message(
+	    "ut_get_converter(): Units in different unit-systems");
+    }
+    else {
+	ut_set_status(UT_SUCCESS);
+
+	if (!IS_TIMESTAMP(from) && !IS_TIMESTAMP(to)) {
+	    ProductRelationship	relationship =
+		productRelationship(GET_PRODUCT(from), GET_PRODUCT(to));
+
+	    if (relationship == PRODUCT_UNCONVERTIBLE) {
+		ut_set_status(UT_MEANINGLESS);
+		ut_handle_error_message(
+                    "ut_get_converter(): Units not convertible");
+	    }
+	    else if (ENSURE_CONVERTER_TO_PRODUCT(from) &&
+			ENSURE_CONVERTER_FROM_PRODUCT(to)) {
+		if (relationship == PRODUCT_EQUAL) {
+		    converter = cv_combine(
+			from->common.toProduct, to->common.fromProduct);
+		}
+		else {
+		    /*
+		     * The underlying product-units are reciprocals of each
+		     * other.
+		     */
+		    cv_converter*	invert = cv_get_inverse();
+
+		    if (invert != NULL) {
+			cv_converter*	phase1 =
+			    cv_combine(from->common.toProduct, invert);
+
+			if (phase1 != NULL) {
+			    converter =
+				cv_combine(phase1, to->common.fromProduct);
+
+			    cv_free(phase1);
+			}		/* "phase1" allocated */
+
+			cv_free(invert);
+		    }			/* "invert" allocated */
+		}			/* reciprocal product-units */
+
+		if (converter == NULL) {
+		    ut_set_status(UT_OS);
+		    ut_handle_error_message(strerror(errno));
+		    ut_handle_error_message(
+			"ut_get_converter(): Couldn't get converter");
+		}
+	    }				/* got necessary product converters */
+	}				/* neither unit is a timestamp */
+	else {
+	    cv_converter*	toSeconds =
+                ut_get_converter(from->timestamp.unit,
+                    from->common.system->second);
+
+	    if (toSeconds == NULL) {
+		ut_set_status(UT_OS);
+		ut_handle_error_message(strerror(errno));
+		ut_handle_error_message(
+		    "ut_get_converter(): Couldn't get converter to seconds");
+	    }
+	    else {
+		cv_converter*	shiftOrigin =
+		    cv_get_offset(
+			from->timestamp.origin - to->timestamp.origin);
+
+		if (shiftOrigin == NULL) {
+		    ut_set_status(UT_OS);
+		    ut_handle_error_message(strerror(errno));
+		    ut_handle_error_message(
+			"ut_get_converter(): Couldn't get offset-converter");
+		}
+		else {
+		    cv_converter*	toToUnit =
+			cv_combine(toSeconds, shiftOrigin);
+
+		    if (toToUnit == NULL) {
+			ut_set_status(UT_OS);
+			ut_handle_error_message(strerror(errno));
+			ut_handle_error_message(
+			    "ut_get_converter(): Couldn't combine converters");
+		    }
+		    else {
+			cv_converter*	fromSeconds = ut_get_converter(
+			    to->common.system->second, to->timestamp.unit); 
+
+			if (fromSeconds == NULL) {
+			    ut_set_status(UT_OS);
+			    ut_handle_error_message(strerror(errno));
+			    ut_handle_error_message(
+				"ut_get_converter(): Couldn't get converter "
+				"from seconds");
+			}
+			else {
+			    converter = cv_combine(toToUnit, fromSeconds);
+
+			    if (converter == NULL) {
+				ut_set_status(UT_OS);
+				ut_handle_error_message(strerror(errno));
+				ut_handle_error_message("ut_get_converter(): "
+				    "Couldn't combine converters");
+			    }
+
+			    cv_free(fromSeconds);
+			}		/* "fromSeconds" allocated */
+
+			cv_free(toToUnit);
+		    }			/* "toToUnit" allocated */
+
+		    cv_free(shiftOrigin);
+		}			/* "shiftOrigin" allocated */
+
+		cv_free(toSeconds);
+	    }				/* "toSeconds" allocated */
+	}				/* units are timestamps */
+    }					/* valid arguments */
+
+    return converter;
+}
+
+
+/*
+ * Indicates if a given unit is dimensionless or not.  Note that logarithmic
+ * units are dimensionless by definition.
+ *
+ * Arguments:
+ *	unit	Pointer to the unit in question.
+ * Returns:
+ *	0	"unit" is dimensionfull or an error occurred.  "ut_get_status()"
+ *		 will be
+ *		    UT_BAD_ARG		"unit" is NULL.
+ *		    UT_SUCCESS		"unit" is dimensionfull.
+ *	else	"unit" is dimensionless.
+ */
+int
+ut_is_dimensionless(
+    const ut_unit* const	unit)
+{
+    int		isDimensionless = 0;
+
+    ut_set_status(UT_SUCCESS);
+
+    if (unit == NULL) {
+	ut_set_status(UT_BAD_ARG);
+	ut_handle_error_message("ut_is_dimensionless(): NULL unit argument");
+    }
+    else {
+	/*
+	 * Special case logarithmic units because logGetProduct() can be
+	 * dimensionfull.
+	 */
+	isDimensionless =
+	    IS_LOG(unit)
+		? 1
+		: productIsDimensionless(GET_PRODUCT(unit));
+    }
+
+    return isDimensionless;
+}
+
+
+/*
+ * Returns a clone of a unit.
+ *
+ * Arguments:
+ *	unit	Pointer to the unit to be cloned.
+ * Returns:
+ *	NULL	Failure.  ut_get_status() will be
+ *		    UT_OS	Operating-system failure.  See "errno".
+ *		    UT_BAD_ARG	"unit" is NULL.
+ *	else	Pointer to the clone of "unit".  The pointer should be
+ *		passed to ut_free() when the unit is no longer needed by the
+ *		client.
+ */
+ut_unit*
+ut_clone(
+    const ut_unit* const	unit)
+{
+    ut_unit*	clone = NULL;		/* failure */
+
+    ut_set_status(UT_SUCCESS);
+
+    if (unit == NULL) {
+	ut_set_status(UT_BAD_ARG);
+	ut_handle_error_message("ut_clone(): NULL unit argument");
+    }
+    else {
+	clone =
+	    unit == unit->common.system->one
+		? (ut_unit*)unit
+		: CLONE(unit);
+    }
+
+    return clone;
+}
+
+
+/*
+ * Frees resources associated with a unit.  This function should be invoked on
+ * all units that are no longer needed by the client.  Use of the unit upon
+ * return from this function will result in undefined behavior.
+ *
+ * Arguments:
+ *	unit	Pointer to the unit to have its resources freed or NULL.
+ */
+void
+ut_free(
+    ut_unit* const	unit)
+{
+    ut_set_status(UT_SUCCESS);
+
+    if (unit != NULL) {
+	if (unit != unit->common.system->one)
+	    FREE(unit);
+    }
+}
+
+
+/*
+ * Accepts a visitor to a unit.
+ *
+ * Arguments:
+ *	unit		Pointer to the unit to accept the visitor.
+ *	visitor		Pointer to the visitor of "unit".
+ *	arg		An arbitrary pointer that will be passed to "visitor".
+ * Returns:
+ *	UT_BAD_ARG	"unit" or "visitor" is NULL.
+ *	UT_VISIT_ERROR	A error occurred in "visitor" while visiting "unit".
+ *	UT_SUCCESS	Success.
+ */
+ut_status
+ut_accept_visitor(
+    const ut_unit* const	unit,
+    const ut_visitor* const	visitor,
+    void* const			arg)
+{
+    ut_set_status(UT_SUCCESS);
+
+    if (unit == NULL || visitor == NULL) {
+	ut_set_status(UT_BAD_ARG);
+	ut_handle_error_message("ut_accept_visitor(): NULL argument");
+    }
+    else {
+	ut_set_status(ACCEPT_VISITOR(unit, visitor, arg));
+    }
+
+    return ut_get_status();
+}
diff --git a/lib/ut_free_system.c b/lib/ut_free_system.c
new file mode 100644
index 0000000..1bf2814
--- /dev/null
+++ b/lib/ut_free_system.c
@@ -0,0 +1,39 @@
+/*
+ * Copyright 2013 University Corporation for Atmospheric Research
+ *
+ * This file is part of the UDUNITS-2 package.  See the file COPYRIGHT
+ * in the top-level source-directory of the package for copying and
+ * redistribution conditions.
+ */
+
+/*LINTLIBRARY*/
+
+#ifndef	_XOPEN_SOURCE
+#   define _XOPEN_SOURCE 500
+#endif
+
+#include "udunits2.h"
+#include "idToUnitMap.h"
+#include "unitToIdMap.h"
+
+extern void coreFreeSystem(ut_system* system);
+
+
+/*
+ * Frees a unit-system.  All unit-to-identifier and identifier-to-unit mappings
+ * will be removed.
+ *
+ * Arguments:
+ *	system		Pointer to the unit-system to be freed.  Use of "system"
+ *			upon return results in undefined behavior.
+ */
+void
+ut_free_system(
+    ut_system*	system)
+{
+    if (system != NULL) {
+	itumFreeSystem(system);
+	utimFreeSystem(system);
+	coreFreeSystem(system);
+    }
+}
diff --git a/lib/xml.c b/lib/xml.c
new file mode 100644
index 0000000..e1d17f7
--- /dev/null
+++ b/lib/xml.c
@@ -0,0 +1,2192 @@
+/*
+ * Copyright 2013 University Corporation for Atmospheric Research
+ *
+ * This file is part of the UDUNITS-2 package.  See the file COPYRIGHT
+ * in the top-level source-directory of the package for copying and
+ * redistribution conditions.
+ */
+/*
+ * This module is thread-compatible but not thread-safe.  Multi-threaded
+ * access must be externally synchronized.
+ */
+
+/*LINTLIBRARY*/
+
+#include <config.h>
+
+#ifndef	_XOPEN_SOURCE
+#   define _XOPEN_SOURCE 500
+#endif
+
+#include <assert.h>
+#include <errno.h>
+#include <fcntl.h>
+#ifndef _MSC_VER
+#include <libgen.h>
+#endif
+#include <limits.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#ifndef _MSC_VER
+#include <strings.h>
+#include <unistd.h>
+#endif
+#include <sys/stat.h>
+#include <sys/types.h>
+
+#include "expat.h"
+#include "udunits2.h"
+
+#ifndef _XOPEN_PATH_MAX
+#   define _XOPEN_PATH_MAX 1024
+#endif
+
+#define NAME_SIZE 128
+#define ACCUMULATE_TEXT \
+    XML_SetCharacterDataHandler(currFile->parser, accumulateText)
+#define IGNORE_TEXT \
+    XML_SetCharacterDataHandler(currFile->parser, NULL)
+
+typedef enum {
+    START,
+    UNIT_SYSTEM,
+    PREFIX,
+    UNIT,
+    UNIT_NAME,
+    ALIASES,
+    ALIAS_NAME
+} ElementType;
+
+typedef struct {
+    const char* path;
+    char	singular[NAME_SIZE];
+    char	plural[NAME_SIZE];
+    char        symbol[NAME_SIZE];
+    double      value;
+    XML_Parser  parser;
+    ut_unit*	unit;
+    ElementType context;
+    ut_encoding xmlEncoding;
+    ut_encoding textEncoding;
+    int         fd;
+    int         skipDepth;
+    int		prefixAdded;
+    int         haveValue;
+    int		isBase;
+    int         isDimensionless;
+    int         noPLural;
+    int         nameSeen;
+    int         symbolSeen;
+} File;
+
+typedef struct {
+    char       ascii[NAME_SIZE];
+    char       latin1[NAME_SIZE];
+    char       latin1Nbsp[NAME_SIZE];
+    char       utf8[NAME_SIZE];
+    char       utf8Nbsp[NAME_SIZE];
+} Identifiers;
+
+static ut_status readXml(
+    const char* const   path);
+
+static File*            currFile = NULL;
+static ut_system*	unitSystem = NULL;
+static char*            text = NULL;
+static size_t           nbytes = 0;
+
+
+/*
+ * Returns the plural form of a name.
+ *
+ * Arguments:
+ *      singular        Pointer to the singular form of a name.
+ * Returns:
+ *      Pointer to the plural form of "singular".  Client must not free.  May be
+ *      overwritten by subsequent calls.
+ */
+const char*
+ut_form_plural(
+    const char*	singular)
+{
+    static char	buf[NAME_SIZE];
+    const char*	plural = NULL;		/* failure */
+
+    if (singular != NULL) {
+        int     length = strlen(singular);
+
+	if (length + 3 >= sizeof(buf)) {
+            ut_set_status(UT_SYNTAX);
+	    ut_handle_error_message("Singular form is too long");
+	    XML_StopParser(currFile->parser, 0);
+	}
+	else if (length > 0) {
+	    (void)strcpy(buf, singular);
+
+	    if (length == 1) {
+		(void)strcpy(buf+length, "s");
+	    }
+	    else {
+		char    lastChar = singular[length-1];
+
+		if (lastChar == 'y') {
+		    char	penultimateChar = singular[length-2];
+
+		    if (penultimateChar == 'a' || penultimateChar == 'e' ||
+			    penultimateChar == 'i' || penultimateChar == 'o' ||
+			    penultimateChar == 'u') {
+			(void)strcpy(buf+length, "s");
+		    }
+		    else {
+			(void)strcpy(buf+length-1, "ies");
+		    }
+		}
+		else {
+		    if (lastChar == 's' || lastChar == 'x' || lastChar == 'z' ||
+			    (length >= 2 && (
+				strcmp(singular+length-2, "ch") == 0 ||
+				strcmp(singular+length-2, "sh") == 0))) {
+			(void)strcpy(buf+length, "es");
+		    }
+		    else {
+			(void)strcpy(buf+length, "s");
+		    }
+		}
+	    }
+
+	    plural = buf;
+        }
+    }
+
+    return plural;
+}
+
+
+/*
+ * Substitutes one substring for all occurrences another in a string.
+ *
+ * Arguments:
+ *      inString        Pointer to the input string.
+ *      str             Pointer to the substring to be replaced.
+ *      outString       Pointer to the output string buffer.
+ *      repl            Pointer to the replacement substring.
+ *      size            Size of the output string buffer, including the
+ *                      terminating NUL.
+ * Returns:
+ *      0               Failure.  The output string buffer is too small.
+ *      else            Success.
+ */
+static int
+substitute(
+    const char* const   inString,
+    const char*         str,
+    char* const         outString,
+    const char*         repl,
+    const size_t        size)
+{
+    const char* in = inString;
+    char*       out = outString;
+    char*       beyond = outString + size;
+    size_t      strLen = strlen(str);
+    size_t      replLen = strlen(repl);
+
+    while (*in) {
+        size_t      nbytes;
+        char*       cp = strstr(in, str);
+
+        if (cp == NULL) {
+            nbytes = strlen(in);
+
+            if (out + nbytes >= beyond) {
+                ut_set_status(UT_SYNTAX);
+                ut_handle_error_message("String \"%s\" is too long", inString);
+                return 0;
+            }
+
+            (void)strncpy(out, in, nbytes);
+
+            out += nbytes;
+
+            break;
+        }
+        else {
+            nbytes = (size_t)(cp - in);
+
+            if (out + nbytes + replLen >= beyond) {
+                ut_set_status(UT_SYNTAX);
+                ut_handle_error_message("String \"%s\" is too long", inString);
+                return 0;
+            }
+
+            (void)strncpy(out, in, nbytes);
+
+            out += nbytes;
+
+            (void)strncpy(out, repl, replLen);
+
+            out += replLen;
+            in += nbytes + strLen;
+        }
+    }
+
+    *out = 0;
+
+    return 1;
+}
+
+
+#define IS_ASCII(c)     (((c) & '\x80') == 0)
+
+
+/*
+ * Returns the UTF-8 string equivalent to a Latin-1 string.
+ *
+ * Arguments:
+ *      inString        Pointer to the input, Latin-1 string.
+ *      outString       Pointer to the output, UTF-8, string buffer.
+ *      size            Size of "outString".
+ * Returns:
+ *      0               Failure.  "outString" is too small.
+ *      1               Success.
+ */
+static int
+latin1_to_utf8(
+    const char* inString,
+    char*       outString,
+    size_t      size)
+{
+    size_t                      numSpecial = 0;
+    const unsigned char*        in;
+    unsigned char*              out;
+
+    assert(inString != NULL);
+    assert(outString != NULL);
+
+    /*
+     * Compute the number of non-ASCII characters.
+     */
+    for (in = (const unsigned char*)inString; *in; in++)
+        if (!IS_ASCII(*in))
+            numSpecial++;
+
+    if (size < ((size_t)((char*)in - (char*)inString) + numSpecial + 1)) {
+        ut_set_status(UT_SYNTAX);
+        ut_handle_error_message("Identifier \"%s\" is too long", inString);
+        return 0;
+    }
+
+    /*
+     * Convert the string.
+     */
+    for (in = (const unsigned char*)inString, out = (unsigned char*)outString;
+            *in; ++in) {
+        if (IS_ASCII(*in)) {
+            *out++ = *in;
+        }
+        else {
+            *out++ = 0xC0 | ((0xC0 & *in) >> 6);
+            *out++ = 0x80 | (0x3F & *in);
+        }
+    }
+
+    *out = 0;
+
+    return 1;
+}
+
+
+/*
+ * Returns the Latin-1 string equivalent to a UTF-8 string, if possible.
+ *
+ * Arguments:
+ *      inString        Pointer to the input, UTF-8 string.
+ *      outString       Pointer to the output, Latin-1, string buffer.
+ *      size            Size of "outString".
+ * Returns:
+ *     -1               Failure.  "outString" is too small.
+ *      0               "inString" can't be represented in Latin-1.
+ *      1               Success.
+ */
+static int
+utf8_to_latin1(
+    const char* inString,
+    char*       outString,
+    size_t      size)
+{
+    size_t                      numSpecial = 0;
+    const unsigned char*        in;
+    unsigned char*              out;
+
+    assert(inString != NULL);
+    assert(outString != NULL);
+
+    /*
+     * Compute the number of non-ASCII characters.
+     */
+    for (in = (const unsigned char*)inString; *in; in++) {
+        if (*in > 0xC3)
+            return 0;
+
+        if (!IS_ASCII(*in)) {
+            numSpecial++;
+            in++;
+        }
+    }
+
+    if (size < ((size_t)((char*)in - (char*)inString) - numSpecial + 1)) {
+        ut_set_status(UT_SYNTAX);
+        ut_handle_error_message("Identifier \"%s\" is too long", inString);
+        return -1;
+    }
+
+    /*
+     * Convert the string.
+     */
+    for (in = (const unsigned char*)inString, out = (unsigned char*)outString;
+            *in; ++out) {
+        if (IS_ASCII(*in)) {
+            *out = *in++;
+        }
+        else {
+            *out = (*in++ & 0x3) << 6;
+            *out |= (*in++ & 0x3F);
+        }
+    }
+
+    *out = 0;
+
+    return 1;
+}
+
+
+#define LATIN1_NBSP "\xA0"
+#define UTF8_NBSP "\xC2\xA0"
+
+
+/*
+ * Creates the regular and NBSP forms of a Latin-1 string.
+ *
+ * Arguments:
+ *      latin1          Pointer to the input Latin-1 string.
+ *      nonNbsp         Pointer to an output string buffer of size NAME_SIZE
+ *                      that will be identical to "latin1" but with all
+ *                      non-breaking spaces replaced with underscores.
+ *      nbsp            Pointer to an output string buffer of size NAME_SIZE
+ *                      that will be identical to "latin1" but with all
+ *                      underscores replaced with non-breaking spaces.
+ */
+static void
+make_latin1_forms(
+    const char* latin1,
+    char*       nonNbsp,
+    char*       nbsp)
+{
+    if (strchr(latin1, '_')) {
+        substitute(latin1, "_", nbsp, LATIN1_NBSP, NAME_SIZE);
+        substitute(nbsp, LATIN1_NBSP, nonNbsp, "_", NAME_SIZE);
+    }
+    else if (strstr(latin1, LATIN1_NBSP)) {
+        substitute(latin1, LATIN1_NBSP, nonNbsp, "_", NAME_SIZE);
+        substitute(nonNbsp, "_", nbsp, LATIN1_NBSP, NAME_SIZE);
+    }
+    else {
+        (void)strcpy(nonNbsp, latin1);
+        *nbsp = 0;
+    }
+}
+
+
+/*
+ * Creates the regular and NBSP forms of a UTF-8 string.
+ *
+ * Arguments:
+ *      utf8            Pointer to the input UTF-8 string.
+ *      nonNbsp         Pointer to an output string buffer of size NAME_SIZE
+ *                      that will be identical to "utf8" but with all
+ *                      non-breaking spaces replaced with underscores.
+ *      nbsp            Pointer to an output string buffer of size NAME_SIZE
+ *                      that will be identical to "utf8" but with all
+ *                      underscores replaced with non-breaking spaces.
+ */
+static int
+make_utf8_forms(
+    const char* utf8,
+    char*       nonNbsp,
+    char*       nbsp)
+{
+    int         success;
+
+    if (strchr(utf8, '_')) {
+        success = substitute(utf8, "_", nbsp, UTF8_NBSP, NAME_SIZE);
+
+        if (success)
+            success = substitute(nbsp, UTF8_NBSP, nonNbsp, "_", NAME_SIZE);
+    }
+    else if (strstr(utf8, UTF8_NBSP)) {
+        success = substitute(utf8, UTF8_NBSP, nonNbsp, "_", NAME_SIZE);
+
+        if (success)
+            success = substitute(nonNbsp, "_", nbsp, UTF8_NBSP, NAME_SIZE);
+    }
+    else {
+        (void)strcpy(nonNbsp, utf8);
+        *nbsp = 0;
+        success = 1;
+    }
+
+    return success;
+}
+
+
+/*
+ * Creates derivatives of an identifier, which are all legitimate combinations
+ * of ASCII, Latin-1, and UTF-8, on the one hand, and underscore vs.
+ * non-breaking spaces on the other.
+ *
+ * Arguments:
+ *      id              Pointer to the identifier.
+ *      encoding        The encoding of "id".
+ *      ids             Pointer to an "Identifier" structure.
+ * Returns:
+ *      0               Failure.
+ *      else            Success.  If a combination is not possible or is
+ *                      identical to a simpler combination, then the first
+ *                      character of the relevant member of "ids" will be NUL.
+ */
+static int
+makeDerivatives(
+    const char* const   id,
+    const ut_encoding   encoding,
+    Identifiers*        ids)
+{
+    int                 success = 1;
+
+    assert(id != NULL);
+    assert(ids != NULL);
+
+    if (strlen(id) > NAME_SIZE - 1) {
+        ut_set_status(UT_SYNTAX);
+        ut_handle_error_message("Identifier \"%s\" is too long", id);
+        success = 0;
+    }
+    else {
+        ids->ascii[0] = 0;
+        ids->latin1[0] = 0;
+        ids->latin1Nbsp[0] = 0;
+        ids->utf8[0] = 0;
+        ids->utf8Nbsp[0] = 0;
+
+        if (encoding == UT_ASCII) {
+            (void)strcpy(ids->ascii, id);
+
+            if (strchr(id, '_')) {
+                (void)substitute(id, "_", ids->latin1Nbsp, LATIN1_NBSP,
+                    NAME_SIZE);
+                success =
+                    latin1_to_utf8(ids->latin1Nbsp, ids->utf8Nbsp, NAME_SIZE);
+            }
+        }
+        else if (encoding == UT_LATIN1) {
+            make_latin1_forms(id, ids->latin1, ids->latin1Nbsp);
+
+            success = latin1_to_utf8(ids->latin1, ids->utf8, NAME_SIZE) &&
+                latin1_to_utf8(ids->latin1Nbsp, ids->utf8Nbsp, NAME_SIZE);
+        }
+        else {
+            success = make_utf8_forms(id, ids->utf8, ids->utf8Nbsp) &&
+                utf8_to_latin1(ids->utf8, ids->latin1, NAME_SIZE) != -1 &&
+                utf8_to_latin1(ids->utf8Nbsp, ids->latin1Nbsp, NAME_SIZE) != -1;
+        }
+
+        if (success) {
+            if (strcmp(ids->ascii, ids->latin1) == 0)
+                ids->latin1[0] = 0;
+            if (strcmp(ids->ascii, ids->latin1Nbsp) == 0)
+                ids->latin1Nbsp[0] = 0;
+            if (strcmp(ids->ascii, ids->utf8) == 0)
+                ids->utf8[0] = 0;
+            if (strcmp(ids->ascii, ids->utf8Nbsp) == 0)
+                ids->utf8Nbsp[0] = 0;
+        }
+    }
+
+    return success;
+}
+
+
+/*
+ * Maps a unit to an identifier.
+ *
+ * Arguments:
+ *      unit            Pointer to the unit.
+ *      id              Pointer to the identifier.
+ *      encoding        The encoding of "id".
+ *      isName          Whether or not "id" is a name.
+ * Returns:
+ *      0               Failure.
+ *      else            Success.
+ */
+static int
+mapUnitToId(
+    ut_unit* const        unit,
+    const char* const     id,
+    ut_encoding           encoding,
+    int                   isName)
+{
+    int                 success = 0;             /* failure */
+    ut_status           (*func)(const ut_unit*, const char*, ut_encoding);
+    const char*         desc;
+
+    if (isName) {
+        func = ut_map_unit_to_name;
+        desc = "name";
+    }
+    else {
+        func = ut_map_unit_to_symbol;
+        desc = "symbol";
+    }
+
+    if (func(unit, id, encoding) != UT_SUCCESS) {
+        ut_set_status(UT_PARSE);
+        ut_handle_error_message("Couldn't map unit to %s \"%s\"", desc, id);
+    }
+    else {
+        success = 1;
+    }
+
+    return success;
+}
+
+
+/*
+ * Maps a unit to identifiers.
+ *
+ * Arguments:
+ *      unit            Pointer to the unit.
+ *      id              Pointer to the identifier upon wich to base all
+ *                      derived identifiers.
+ *      encoding        The encoding of "id".
+ *      isName          Whether or not "id" is a name.
+ * Returns:
+ *      0               Failure.
+ *      else            Success.
+ */
+static int
+mapUnitToIds(
+    ut_unit* const        unit,
+    const char* const     id,
+    ut_encoding           encoding,
+    int                   isName)
+{
+    int                 success = 1;             /* success */
+    Identifiers         ids;
+
+    if (!makeDerivatives(id, encoding, &ids)) {
+        success = 0;
+    }
+    else {
+        if (ids.ascii[0])
+            success = mapUnitToId(unit, ids.ascii, UT_ASCII, isName);
+        if (success && ids.latin1[0])
+            success = mapUnitToId(unit, ids.latin1, UT_LATIN1, isName);
+        if (success && ids.latin1Nbsp[0])
+            success = mapUnitToId(unit, ids.latin1Nbsp, UT_LATIN1, isName);
+        if (success && ids.utf8[0])
+            success = mapUnitToId(unit, ids.utf8, UT_UTF8, isName);
+        if (success && ids.utf8Nbsp[0])
+            success = mapUnitToId(unit, ids.utf8Nbsp, UT_UTF8, isName);
+    }
+
+    return success;
+}
+
+
+/*
+ * Maps a unit to a name and all derivatives of the name.
+ *
+ * Arguments:
+ *      unit            Pointer to the unit.
+ *      name            Pointer to the name upon wich to base all derived names.
+ *      encoding        The encoding of "name".
+ * Returns:
+ *      0               Failure.
+ *      else            Success.
+ */
+static int
+mapUnitToNames(
+    ut_unit* const        unit,
+    const char* const     name,
+    ut_encoding           encoding)
+{
+    return mapUnitToIds(unit, name, encoding, 1);
+}
+
+
+/*
+ * Maps a unit to a symbol and all derivatives of the symbol.
+ *
+ * Arguments:
+ *      unit            Pointer to the unit.
+ *      symbol          Pointer to the symbol upon wich to base all derived
+ *                      symbols.
+ *      encoding        The encoding of "symbol".
+ * Returns:
+ *      0               Failure.
+ *      else            Success.
+ */
+static int
+mapUnitToSymbols(
+    ut_unit* const        unit,
+    const char* const     symbol,
+    ut_encoding           encoding)
+{
+    return mapUnitToIds(unit, symbol, encoding, 0);
+}
+
+
+/*
+ * Maps an identifier to a unit.
+ *
+ * Arguments:
+ *      id              Pointer to the identifier.
+ *      encoding        The character encoding of "id".
+ *      unit            Pointer to the unit.
+ *      isName          Whether or not "id" is a name.
+ * Returns:
+ *      0               Failure.
+ *      else            Success.
+ */
+static int
+mapIdToUnit(
+    const char*	        id,
+    const ut_encoding   encoding,
+    ut_unit*	        unit,
+    const int	        isName)
+{
+    int		success = 0;		/* failure */
+    ut_unit*	prev = ut_get_unit_by_name(unitSystem, id);
+
+    if (prev == NULL)
+	prev = ut_get_unit_by_symbol(unitSystem, id);
+
+    if (prev != NULL) {
+	char	buf[128];
+	int	nchar = ut_format(prev, buf, sizeof(buf),
+	    UT_ASCII | UT_DEFINITION | UT_NAMES);
+
+        ut_set_status(UT_PARSE);
+	ut_handle_error_message(
+	    "Duplicate definition for \"%s\" at \"%s\":%d", id,
+            currFile->path, XML_GetCurrentLineNumber(currFile->parser));
+
+	if (nchar < 0)
+	    nchar =
+                ut_format(prev, buf, sizeof(buf), UT_ASCII | UT_DEFINITION);
+
+	if (nchar >= 0 && nchar < sizeof(buf)) {
+	    buf[nchar] = 0;
+
+            ut_set_status(UT_PARSE);
+	    ut_handle_error_message("Previous definition was \"%s\"", buf);
+	}
+
+        XML_StopParser(currFile->parser, 0);
+    }
+    else {
+	/*
+	 * Take prefixes into account for a prior definition by using
+         * ut_parse().
+	 */
+	prev = ut_parse(unitSystem, id, encoding);
+
+	if ((isName
+                    ? ut_map_name_to_unit(id, encoding, unit)
+                    : ut_map_symbol_to_unit(id, encoding, unit))
+                != UT_SUCCESS) {
+            ut_set_status(UT_PARSE);
+	    ut_handle_error_message("Couldn't map %s \"%s\" to unit",
+		isName ? "name" : "symbol", id);
+	    XML_StopParser(currFile->parser, 0);
+	}
+	else {
+	    if (prev != NULL) {
+		char	buf[128];
+		int	nchar = ut_format(prev, buf, sizeof(buf),
+		    UT_ASCII | UT_DEFINITION | UT_NAMES);
+
+		if (nchar < 0)
+		    nchar = ut_format(prev, buf, sizeof(buf),
+			UT_ASCII | UT_DEFINITION);
+
+		if (nchar < 0 || nchar >= sizeof(buf)) {
+                    ut_set_status(UT_PARSE);
+		    ut_handle_error_message("Definition of \"%s\" in \"%s\", "
+                        "line %d, overrides prefixed-unit", id,
+                        currFile->path,
+			XML_GetCurrentLineNumber(currFile->parser));
+		}
+		else {
+		    buf[nchar] = 0;
+
+                    ut_set_status(UT_PARSE);
+		    ut_handle_error_message("Definition of \"%s\" in \"%s\", "
+                        "line %d, overrides prefixed-unit \"%s\"",
+                        id, currFile->path,
+                        XML_GetCurrentLineNumber(currFile->parser), buf);
+		}
+	    }
+
+	    success = 1;
+	}
+    }
+
+    ut_free(prev);                      /* NULL safe */
+
+    return success;
+}
+
+
+/*
+ * Maps an identifier and all derivatives to a unit.
+ *
+ * Arguments:
+ *      id              Pointer to the identifier.
+ *      encoding        The encoding of "id".
+ *      unit            Pointer to the unit.
+ *      isName          Whether or not "id" is a name.
+ * Returns:
+ *      0               Failure.
+ *      else            Success.
+ */
+static int
+mapIdsToUnit(
+    const char* const   id,
+    const ut_encoding   encoding,
+    ut_unit* const      unit,
+    const int           isName)
+{
+    Identifiers         ids;
+    int                 success = 1;
+
+    if (!makeDerivatives(id, encoding, &ids)) {
+        success = 0;
+    }
+    else {
+        if (ids.ascii[0])
+            success = mapIdToUnit(ids.ascii, UT_ASCII, unit, isName);
+        if (success && ids.latin1[0])
+            success = mapIdToUnit(ids.latin1, UT_LATIN1, unit, isName);
+        if (success && ids.latin1Nbsp[0])
+            success = mapIdToUnit(ids.latin1Nbsp, UT_LATIN1, unit, isName);
+        if (success && ids.utf8[0])
+            success = mapIdToUnit(ids.utf8, UT_UTF8, unit, isName);
+        if (success && ids.utf8Nbsp[0])
+            success = mapIdToUnit(ids.utf8Nbsp, UT_UTF8, unit, isName);
+    }
+
+    return success;
+}
+
+
+/*
+ * Maps a name and all derivatives to a unit.
+ *
+ * Arguments:
+ *      name            Pointer to the name.
+ *      encoding        The encoding of "name".
+ *      unit            Pointer to the unit.
+ * Returns:
+ *      0               Failure.
+ *      else            Success.
+ */
+static int
+mapNamesToUnit(
+    const char* const   name,
+    const ut_encoding   encoding,
+    ut_unit* const	unit)
+{
+    return mapIdsToUnit(name, encoding, unit, 1);
+}
+
+
+/*
+ * Maps a symbol and all derivatives to a unit.
+ *
+ * Arguments:
+ *      symbol          Pointer to the symbol.
+ *      encoding        The encoding of "symbol".
+ *      unit            Pointer to the unit.
+ * Returns:
+ *      0               Failure.
+ *      else            Success.
+ */
+static int
+mapSymbolsToUnit(
+    const char* const   symbol,
+    const ut_encoding   encoding,
+    ut_unit* const	unit)
+{
+    return mapIdsToUnit(symbol, encoding, unit, 0);
+}
+
+
+/*
+ * Maps between a unit and a name.
+ *
+ * Arguments:
+ *      unit            Pointer to the unit.
+ *      name            Pointer to the name  .
+ *      encoding        The encoding of "name".
+ * Returns:
+ *      0               Failure.
+ *      else            Success.
+ */
+static int
+mapUnitAndName(
+    ut_unit* const        unit,
+    const char* const     name,
+    ut_encoding           encoding)
+{
+    return
+        mapNamesToUnit(name, encoding, unit) &&
+        mapUnitToNames(unit, name, encoding);
+}
+
+
+/*
+ * Maps between a unit and a symbol.
+ *
+ * Arguments:
+ *      unit            Pointer to the unit.
+ *      symbol          Pointer to the symbol  .
+ *      encoding        The encoding of "symbol".
+ * Returns:
+ *      0               Failure.
+ *      else            Success.
+ */
+static int
+mapUnitAndSymbol(
+    ut_unit* const        unit,
+    const char* const     symbol,
+    ut_encoding           encoding)
+{
+    return
+        mapSymbolsToUnit(symbol, encoding, unit) &&
+        mapUnitToSymbols(unit, symbol, encoding);
+}
+
+
+/*
+ * Initializes a "File" data-structure to the default state.
+ */
+static void
+fileInit(
+    File* const file)
+{
+    file->context = START;
+    file->skipDepth = 0;
+    file->value = 0;
+    file->xmlEncoding = UT_ASCII;
+    file->textEncoding = UT_ASCII;
+    file->unit = NULL;
+    file->fd = -1;
+    file->parser = NULL;
+    file->isBase = 0;
+    file->isDimensionless = 0;
+    file->haveValue = 0;
+    file->noPLural = 0;
+    file->nameSeen = 0;
+    file->symbolSeen = 0;
+    file->path = NULL;
+    (void)memset(file->singular, 0, sizeof(file->singular));
+    (void)memset(file->plural, 0, sizeof(file->plural));
+    (void)memset(file->symbol, 0, sizeof(file->symbol));
+}
+
+
+/*
+ * Clears the text buffer for elements.
+ */
+static void
+clearText(void)
+{
+    if (text != NULL)
+	*text = 0;
+
+    nbytes = 0;
+    currFile->textEncoding = UT_ASCII;
+}
+
+
+
+
+/*
+ * Accumulates the textual portion of an element.
+ */
+static void
+accumulateText(
+    void*		data,
+    const char*		string,		/* input text in UTF-8 */
+    int			len)
+{
+    char*	tmp = realloc(text, nbytes + len + 1);
+
+    if (tmp == NULL) {
+        ut_set_status(UT_OS);
+	ut_handle_error_message(strerror(errno));
+	ut_handle_error_message("Couldn't reallocate %lu-byte text buffer",
+	    nbytes+len+1);
+	XML_StopParser(currFile->parser, 0);
+    }
+    else {
+        int     i;
+
+        text = tmp;
+
+        for (i = 0; i < len; i++) {
+            text[nbytes++] = string[i];
+
+            if (!IS_ASCII(string[i]))
+                currFile->textEncoding = UT_UTF8;
+        }
+
+	text[nbytes] = 0;
+    }
+}
+
+
+#if 0
+/*
+ * Converts the accumulated text from UTF-8 to user-specified encoding.
+ *
+ * Returns:
+ *      0       Failure: the text could not be converted.
+ *      else    Success.
+ */
+static int
+convertText(void)
+{
+    int         success = 1;
+
+    if (currFile->encoding == UT_ASCII) {
+        unsigned char*   cp;
+
+        for (cp = text; *cp && IS_ASCII(*cp); cp++)
+            /* EMPTY */;
+
+        if (*cp) {
+            ut_set_status(UT_SYNTAX);
+            ut_handle_error_message("Character isn't US-ASCII: %#x", *cp);
+            XML_StopParser(currFile->parser, 0);
+
+            success = 0;
+        }
+        else {
+            textEncoding = UT_ASCII;
+        }
+    }
+    else if (currFile->encoding == UT_LATIN1) {
+        unsigned char*       in;
+        unsigned char*       out;
+
+        for (in = out = text; *in; ++in, ++out) {
+            if (IS_ASCII(*in)) {
+                *out = *in;
+            }
+            else {
+                if (*in <= 0xC3) {
+                    *out = (unsigned char)((*in++ & 0x3) << 6);
+                    *out |= (unsigned char)(*in & 0x3F);
+                }
+                else {
+                    ut_set_status(UT_SYNTAX);
+                    ut_handle_error_message(
+                        "Character is not representable in ISO-8859-1 "
+                        "(Latin-1): %d", 1+(int)((char*)out - text));
+                    XML_StopParser(currFile->parser, 0);
+
+                    success = 0;
+
+                    break;
+                }
+            }
+        }
+
+        *out = 0;
+        nbytes = out - (unsigned char*)text;
+        textEncoding = UT_LATIN1;
+    }
+
+    return success;
+}
+#endif
+
+
+/*
+ * Handles the start of a <unit-system> element.
+ */
+static void
+startUnitSystem(
+    void*		data,
+    const char**	atts)
+{
+    if (currFile->context != START) {
+	ut_set_status(UT_PARSE);
+	ut_handle_error_message("Wrong place for <unit-system> element");
+	XML_StopParser(currFile->parser, 0);
+    }
+
+    currFile->context = UNIT_SYSTEM;
+}
+
+
+/*
+ * Handles the end of a <unit-system> element.
+ */
+static void
+endUnitSystem(
+    void*		data)
+{}
+
+
+/*
+ * Handles the start of a <prefix> element.
+ */
+static void
+startPrefix(
+    void*		data,
+    const char* const*	atts)
+{
+    if (currFile->context != UNIT_SYSTEM) {
+        ut_set_status(UT_PARSE);
+	ut_handle_error_message("Wrong place for <prefix> element");
+    }
+    else {
+	currFile->prefixAdded = 0;
+	currFile->haveValue = 0;
+    }
+
+    currFile->context = PREFIX;
+}
+
+
+/*
+ * Handles the end of a <prefix> element.
+ */
+static void
+endPrefix(
+    void*		data)
+{
+    if (!currFile->haveValue || !currFile->prefixAdded) {
+        ut_set_status(UT_PARSE);
+	ut_handle_error_message("Prefix incompletely specified");
+	XML_StopParser(currFile->parser, 0);
+    }
+    else {
+	currFile->haveValue = 0;
+    }
+
+    currFile->context = UNIT_SYSTEM;
+}
+
+
+/*
+ * Handles the start of a <unit> element.
+ */
+static void
+startUnit(
+    void*		data,
+    const char**	atts)
+{
+    if (currFile->context != UNIT_SYSTEM) {
+        ut_set_status(UT_PARSE);
+	ut_handle_error_message("Wrong place for <unit> element");
+	XML_StopParser(currFile->parser, 0);
+    }
+    else {
+	ut_free(currFile->unit);
+	currFile->unit = NULL;
+	currFile->isBase = 0;
+	currFile->isDimensionless = 0;
+        currFile->singular[0] = 0;
+        currFile->plural[0] = 0;
+        currFile->symbol[0] = 0;
+        currFile->nameSeen = 0;
+        currFile->symbolSeen = 0;
+    }
+
+    currFile->context = UNIT;
+}
+
+
+/*
+ * Handles the end of a <unit> element.
+ */
+static void
+endUnit(
+    void*		data)
+{
+    if (currFile->isBase) {
+        if (!currFile->nameSeen) {
+            ut_set_status(UT_PARSE);
+            ut_handle_error_message("Base unit needs a name");
+            XML_StopParser(currFile->parser, 0);
+        }
+        if (!currFile->symbolSeen) {
+            ut_set_status(UT_PARSE);
+            ut_handle_error_message("Base unit needs a symbol");
+            XML_StopParser(currFile->parser, 0);
+        }
+    }
+
+    ut_free(currFile->unit);
+    currFile->unit = NULL;
+    currFile->context = UNIT_SYSTEM;
+}
+
+
+/*
+ * Handles the start of a <base> element.
+ */
+static void
+startBase(
+    void*		data,
+    const char**	atts)
+{
+    if (currFile->context != UNIT) {
+        ut_set_status(UT_PARSE);
+	ut_handle_error_message("Wrong place for <base> element");
+	XML_StopParser(currFile->parser, 0);
+    }
+    else {
+	if (currFile->isDimensionless) {
+            ut_set_status(UT_PARSE);
+	    ut_handle_error_message(
+		"<dimensionless> and <base> are mutually exclusive");
+	    XML_StopParser(currFile->parser, 0);
+	}
+	else if (currFile->unit != NULL) {
+            ut_set_status(UT_PARSE);
+	    ut_handle_error_message("<base> and <def> are mutually exclusive");
+	    XML_StopParser(currFile->parser, 0);
+	}
+	else if (currFile->isBase) {
+            ut_set_status(UT_PARSE);
+	    ut_handle_error_message("<base> element already seen");
+	    XML_StopParser(currFile->parser, 0);
+	}
+    }
+}
+
+
+/*
+ * Handles the end of a <base> element.
+ */
+static void
+endBase(
+    void*		data)
+{
+    currFile->unit = ut_new_base_unit(unitSystem);
+
+    if (currFile->unit == NULL) {
+        ut_set_status(UT_PARSE);
+	ut_handle_error_message("Couldn't create new base unit");
+	XML_StopParser(currFile->parser, 0);
+    }
+    else {
+	currFile->isBase = 1;
+    }
+}
+
+
+/*
+ * Handles the start of a <dimensionless> element.
+ */
+static void
+startDimensionless(
+    void*		data,
+    const char**	atts)
+{
+    if (currFile->context != UNIT) {
+        ut_set_status(UT_PARSE);
+	ut_handle_error_message("Wrong place for <dimensionless> element");
+	XML_StopParser(currFile->parser, 0);
+    }
+    else {
+	if (currFile->isBase) {
+            ut_set_status(UT_PARSE);
+	    ut_handle_error_message(
+		"<dimensionless> and <base> are mutually exclusive");
+	    XML_StopParser(currFile->parser, 0);
+	}
+	else if (currFile->unit != NULL) {
+            ut_set_status(UT_PARSE);
+	    ut_handle_error_message(
+		"<dimensionless> and <def> are mutually exclusive");
+	    XML_StopParser(currFile->parser, 0);
+	}
+	else if (currFile->isDimensionless) {
+            ut_set_status(UT_PARSE);
+	    ut_handle_error_message("<dimensionless> element already seen");
+	    XML_StopParser(currFile->parser, 0);
+	}
+    }
+}
+
+
+/*
+ * Handles the end of a <dimensionless> element.
+ */
+static void
+endDimensionless(
+    void*		data)
+{
+    currFile->unit = ut_new_dimensionless_unit(unitSystem);
+
+    if (currFile->unit == NULL) {
+        ut_set_status(UT_PARSE);
+	ut_handle_error_message("Couldn't create new dimensionless unit");
+	XML_StopParser(currFile->parser, 0);
+    }
+    else {
+	currFile->isDimensionless = 1;
+    }
+}
+
+
+/*
+ * Handles the start of a <def> element.
+ */
+static void
+startDef(
+    void*		data,
+    const char**	atts)
+{
+    if (currFile->context != UNIT) {
+        ut_set_status(UT_PARSE);
+	ut_handle_error_message("Wrong place for <def> element");
+	XML_StopParser(currFile->parser, 0);
+    }
+    else if (currFile->isBase) {
+        ut_set_status(UT_PARSE);
+	ut_handle_error_message(
+	    "<base> and <def> are mutually exclusive");
+	XML_StopParser(currFile->parser, 0);
+    }
+    else if (currFile->isDimensionless) {
+        ut_set_status(UT_PARSE);
+	ut_handle_error_message(
+	    "<dimensionless> and <def> are mutually exclusive");
+	XML_StopParser(currFile->parser, 0);
+    }
+    else if (currFile->unit != NULL) {
+        ut_set_status(UT_PARSE);
+	ut_handle_error_message("<def> element already seen");
+	XML_StopParser(currFile->parser, 0);
+    }
+    else {
+	clearText();
+        ACCUMULATE_TEXT;
+    }
+}
+
+
+/*
+ * Handles the end of a <def> element.
+ */
+static void
+endDef(
+    void*		data)
+{
+    if (nbytes == 0) {
+        ut_set_status(UT_PARSE);
+	ut_handle_error_message("Empty unit definition");
+	XML_StopParser(currFile->parser, 0);
+    }
+    else {
+	currFile->unit = ut_parse(unitSystem, text, currFile->textEncoding);
+
+	if (currFile->unit == NULL) {
+            ut_set_status(UT_PARSE);
+	    ut_handle_error_message(
+                "Couldn't parse unit specification \"%s\"", text);
+	    XML_StopParser(currFile->parser, 0);
+	}
+    }
+}
+
+
+/*
+ * Handles the start of a <name> element.
+ */
+static void
+startName(
+    void*		data,
+    const char**	atts)
+{
+    if (currFile->context == PREFIX) {
+        if (!currFile->haveValue) {
+            ut_set_status(UT_PARSE);
+            ut_handle_error_message("No previous <value> element");
+            XML_StopParser(currFile->parser, 0);
+        }
+        else {
+            clearText();
+            ACCUMULATE_TEXT;
+        }
+    }
+    else if (currFile->context == UNIT || currFile->context == ALIASES) {
+        if (currFile->unit == NULL) {
+            ut_set_status(UT_PARSE);
+            ut_handle_error_message(
+                "No previous <base>, <dimensionless>, or <def> element");
+            XML_StopParser(currFile->parser, 0);
+        }
+        else {
+            currFile->noPLural = 0;
+            currFile->singular[0] = 0;
+           currFile->plural[0] = 0;
+            currFile->context =
+                currFile->context == UNIT ? UNIT_NAME : ALIAS_NAME;
+        }
+    }
+    else {
+        ut_set_status(UT_PARSE);
+        ut_handle_error_message("Wrong place for <name> element");
+        XML_StopParser(currFile->parser, 0);
+    }
+}
+
+
+/*
+ * Handles the end of a <name> element.
+ */
+static void
+endName(
+    void*		data)
+{
+    if (currFile->context == PREFIX) {
+	if (!currFile->haveValue) {
+            ut_set_status(UT_PARSE);
+	    ut_handle_error_message("No previous <value> element");
+	    XML_StopParser(currFile->parser, 0);
+	}
+	else {
+	    if (ut_add_name_prefix(unitSystem, text, currFile->value) !=
+                    UT_SUCCESS) {
+                ut_set_status(UT_PARSE);
+		ut_handle_error_message(
+		    "Couldn't map name-prefix \"%s\" to value %g", text,
+                    currFile->value);
+		XML_StopParser(currFile->parser, 0);
+	    }
+	    else {
+		currFile->prefixAdded = 1;
+	    }
+	}
+    }
+    else if (currFile->context == UNIT_NAME) {
+        if (currFile->singular[0] == 0) {
+            ut_set_status(UT_PARSE);
+            ut_handle_error_message("<name> needs a <singular>");
+            XML_StopParser(currFile->parser, 0);
+        }
+        else {
+            if (!mapUnitAndName(currFile->unit, currFile->singular,
+                    currFile->textEncoding)) {
+                XML_StopParser(currFile->parser, 0);
+            }
+            else {
+                if (!currFile->noPLural) {
+                    const char* plural = NULL;
+
+                    if (currFile->plural[0] != 0) {
+                        plural = currFile->plural;
+                    }
+                    else if (currFile->singular[0] != 0) {
+                        plural = ut_form_plural(currFile->singular);
+
+                        if (plural == NULL) {
+                            ut_set_status(UT_PARSE);
+                            ut_handle_error_message("Couldn't form plural of "
+                                "\"%s\"", currFile->singular);
+                            XML_StopParser(currFile->parser, 0);
+                        }
+                    }
+
+                    if (plural != NULL) {
+                        /*
+                         * Because the unit is already mapped to the singular
+                         * name, it is not mapped to the plural name.
+                         */
+                        if (!mapNamesToUnit(plural, currFile->textEncoding,
+                                currFile->unit)) {
+                            XML_StopParser(currFile->parser, 0);
+                        }
+                    }
+                }                       /* <noplural/> not specified */
+                if (strcmp(currFile->singular, "second") == 0) {
+                    if (ut_set_second(currFile->unit) != UT_SUCCESS) {
+                        ut_handle_error_message(
+                            "Couldn't set \"second\" unit in unit-system");
+                        XML_StopParser(currFile->parser, 0);
+                    }
+                }                       /* unit was 'second' unit */
+            }                           /* unit mapped to singular name */
+        }                               /* singular name specified */
+
+        currFile->nameSeen = 1;
+        currFile->context = UNIT;
+    }					/* defining name for unit */
+    else if (currFile->context == ALIAS_NAME) {
+	if (currFile->singular[0] == 0) {
+            ut_set_status(UT_PARSE);
+            ut_handle_error_message("<name> needs a <singular>");
+            XML_StopParser(currFile->parser, 0);
+        }
+        else {
+            if (!mapNamesToUnit(currFile->singular, currFile->textEncoding,
+                    currFile->unit)) {
+                XML_StopParser(currFile->parser, 0);
+            }
+
+            if (!currFile->noPLural) {
+                const char* plural = NULL;
+
+                if (currFile->plural[0] != 0) {
+                    plural = currFile->plural;
+                }
+                else if (currFile->singular[0] != 0) {
+                    plural = ut_form_plural(currFile->singular);
+
+                    if (plural == NULL) {
+                        ut_set_status(UT_PARSE);
+                        ut_handle_error_message("Couldn't form plural of "
+                            "\"%s\"", currFile->singular);
+                        XML_StopParser(currFile->parser, 0);
+                    }
+                }
+
+                if (plural != NULL) {
+                    if (!mapNamesToUnit(plural, currFile->textEncoding,
+                            currFile->unit))
+                        XML_StopParser(currFile->parser, 0);
+                }
+            }                           /* <noplural> not specified */
+        }                               /* singular name specified */
+
+        currFile->context = ALIASES;
+    }                                   /* defining name for alias */
+    else {
+	assert(0);
+    }
+}
+
+
+/*
+ * Handles the start of a <singular> element.
+ */
+static void
+startSingular(
+    void*		data,
+    const char**	atts)
+{
+    if (currFile->context != UNIT_NAME && currFile->context != ALIAS_NAME) {
+        ut_set_status(UT_PARSE);
+	ut_handle_error_message("Wrong place for <singular> element");
+	XML_StopParser(currFile->parser, 0);
+    }
+    else if (currFile->singular[0] != 0) {
+        ut_set_status(UT_PARSE);
+	ut_handle_error_message("<singular> element already seen");
+	XML_StopParser(currFile->parser, 0);
+    }
+    else {
+	clearText();
+        ACCUMULATE_TEXT;
+    }
+}
+
+
+/*
+ * Handles the end of a <singular> element.
+ */
+static void
+endSingular(
+    void*		data)
+{
+    if (nbytes >= NAME_SIZE) {
+        ut_set_status(UT_PARSE);
+        ut_handle_error_message("Name \"%s\" is too long", text);
+        XML_StopParser(currFile->parser, 0);
+    }
+    else {
+        (void)strcpy(currFile->singular, text);
+    }
+}
+
+
+/*
+ * Handles the start of a <plural> element.
+ */
+static void
+startPlural(
+    void*		data,
+    const char**	atts)
+{
+    if (currFile->context != UNIT_NAME && currFile->context != ALIAS_NAME ) {
+        ut_set_status(UT_PARSE);
+	ut_handle_error_message("Wrong place for <plural> element");
+	XML_StopParser(currFile->parser, 0);
+    }
+    else if (currFile->noPLural || currFile->plural[0] != 0) {
+        ut_set_status(UT_PARSE);
+	ut_handle_error_message("<plural> or <noplural> element already seen");
+	XML_StopParser(currFile->parser, 0);
+    }
+    else {
+	clearText();
+        ACCUMULATE_TEXT;
+    }
+}
+
+
+/*
+ * Handles the end of a <plural> element.
+ */
+static void
+endPlural(
+    void*		data)
+{
+    if (nbytes == 0) {
+        ut_set_status(UT_PARSE);
+        ut_handle_error_message("Empty <plural> element");
+        XML_StopParser(currFile->parser, 0);
+    }
+    else if (nbytes >= NAME_SIZE) {
+        ut_set_status(UT_PARSE);
+        ut_handle_error_message("Plural name \"%s\" is too long", text);
+        XML_StopParser(currFile->parser, 0);
+    }
+    else {
+        (void)strcpy(currFile->plural, text);
+    }
+}
+
+
+/*
+ * Handles the start of a <noplural> element.
+ */
+static void
+startNoPlural(
+    void*		data,
+    const char**	atts)
+{
+    if (currFile->context != UNIT_NAME && currFile->context != ALIAS_NAME) {
+        ut_set_status(UT_PARSE);
+	ut_handle_error_message("Wrong place for <noplural> element");
+	XML_StopParser(currFile->parser, 0);
+    }
+    else if (currFile->plural[0] != 0) {
+        ut_set_status(UT_PARSE);
+	ut_handle_error_message("<plural> element already seen");
+	XML_StopParser(currFile->parser, 0);
+    }
+}
+
+
+/*
+ * Handles the end of a <noplural> element.
+ */
+static void
+endNoPlural(
+    void*		data)
+{
+    currFile->noPLural = 1;
+}
+
+
+/*
+ * Handles the start of a <symbol> element.
+ */
+static void
+startSymbol(
+    void*		data,
+    const char**	atts)
+{
+    if (currFile->context == PREFIX) {
+        if (!currFile->haveValue) {
+            ut_set_status(UT_PARSE);
+            ut_handle_error_message("No previous <value> element");
+            XML_StopParser(currFile->parser, 0);
+        }
+        else {
+            clearText();
+            ACCUMULATE_TEXT;
+        }
+    }
+    else if (currFile->context == UNIT || currFile->context == ALIASES) {
+        if (currFile->unit == NULL) {
+            ut_set_status(UT_PARSE);
+            ut_handle_error_message(
+                "No previous <base>, <dimensionless>, or <def> element");
+            XML_StopParser(currFile->parser, 0);
+        }
+        else {
+            clearText();
+            ACCUMULATE_TEXT;
+        }
+    }
+    else {
+        ut_set_status(UT_PARSE);
+        ut_handle_error_message("Wrong place for <symbol> element");
+        XML_StopParser(currFile->parser, 0);
+    }
+}
+
+
+/*
+ * Handles the end of a <symbol> element.
+ */
+static void
+endSymbol(
+    void*		data)
+{
+    if (currFile->context == PREFIX) {
+        if (ut_add_symbol_prefix(unitSystem, text, currFile->value) !=
+                UT_SUCCESS) {
+            ut_set_status(UT_PARSE);
+            ut_handle_error_message(
+                "Couldn't map symbol-prefix \"%s\" to value %g",
+                text, currFile->value);
+            XML_StopParser(currFile->parser, 0);
+        }
+        else {
+            currFile->prefixAdded = 1;
+        }
+    }
+    else if (currFile->context == UNIT) {
+        if (!mapUnitAndSymbol(currFile->unit, text, currFile->textEncoding))
+            XML_StopParser(currFile->parser, 0);
+
+        currFile->symbolSeen = 1;
+    }
+    else if (currFile->context == ALIASES) {
+        if (!mapSymbolsToUnit(text, currFile->textEncoding, currFile->unit))
+            XML_StopParser(currFile->parser, 0);
+    }
+}
+
+
+/*
+ * Handles the start of a <value> element.
+ */
+static void
+startValue(
+    void*		data,
+    const char**	atts)
+{
+    if (currFile->context != PREFIX) {
+        ut_set_status(UT_PARSE);
+	ut_handle_error_message("Wrong place for <value> element");
+	XML_StopParser(currFile->parser, 0);
+    }
+    else if (currFile->haveValue) {
+        ut_set_status(UT_PARSE);
+	ut_handle_error_message("<value> element already seen");
+	XML_StopParser(currFile->parser, 0);
+    }
+    else {
+	clearText();
+        ACCUMULATE_TEXT;
+    }
+}
+
+
+/*
+ * Handles the end of a <value> element.
+ */
+static void
+endValue(
+    void*	data)
+{
+    char*	endPtr;
+
+    errno = 0;
+    currFile->value = strtod(text, &endPtr);
+
+    if (errno != 0) {
+        ut_set_status(UT_PARSE);
+	ut_handle_error_message(strerror(errno));
+	ut_handle_error_message("Couldn't decode numeric prefix value \"%s\"",
+            text);
+	XML_StopParser(currFile->parser, 0);
+    }
+    else if (*endPtr != 0) {
+        ut_set_status(UT_PARSE);
+	ut_handle_error_message("Invalid numeric prefix value \"%s\"", text);
+	XML_StopParser(currFile->parser, 0);
+    }
+    else {
+	currFile->haveValue = 1;
+    }
+}
+
+
+/*
+ * Handles the start of an <alias> element.
+ */
+static void
+startAliases(
+    void*		data,
+    const char**	atts)
+{
+    if (currFile->context != UNIT) {
+        ut_set_status(UT_PARSE);
+	ut_handle_error_message("Wrong place for <aliases> element");
+	XML_StopParser(currFile->parser, 0);
+    }
+
+    currFile->context = ALIASES;
+}
+
+
+/*
+ * Handles the end of an <alias> element.
+ */
+static void
+endAliases(
+    void*		data)
+{
+    currFile->context = UNIT;
+}
+
+
+/*
+ * Handles the start of an <import> element.
+ */
+static void
+startImport(
+    void*		data,
+    const char**	atts)
+{
+    if (currFile->context != UNIT_SYSTEM) {
+        ut_set_status(UT_PARSE);
+	ut_handle_error_message("Wrong place for <import> element");
+	XML_StopParser(currFile->parser, 0);
+    }
+    else {
+	clearText();
+        ACCUMULATE_TEXT;
+    }
+}
+
+
+/*
+ * Handles the end of an <import> element.
+ */
+static void
+endImport(
+    void*		data)
+{
+    char        buf[_XOPEN_PATH_MAX];
+    const char* path;
+
+    if (text[0] == '/') {
+        path = text;
+    }
+    else {
+        (void)snprintf(buf, sizeof(buf), "%s/%s",
+            XML_GetBase(currFile->parser), text);
+
+        buf[sizeof(buf)-1] = 0;
+        path = buf;
+    }
+
+    ut_set_status(readXml(path));
+
+    if (ut_get_status() != UT_SUCCESS)
+        XML_StopParser(currFile->parser, 0);
+}
+
+
+/*
+ * Handles the start of an element.
+ */
+static void
+startElement(
+    void*		data,
+    const XML_Char*	name,
+    const XML_Char**	atts)
+{
+    if (currFile->skipDepth) {
+	currFile->skipDepth++;
+    }
+    else {
+	clearText();
+
+	if (strcasecmp(name, "unit-system") == 0) {
+	    startUnitSystem(data, atts);
+	}
+	else if (strcasecmp(name, "prefix") == 0) {
+	    startPrefix(data, atts);
+	}
+	else if (strcasecmp(name, "unit") == 0) {
+	    startUnit(data, atts);
+	}
+	else if (strcasecmp(name, "base") == 0) {
+	    startBase(data, atts);
+	}
+	else if (strcasecmp(name, "dimensionless") == 0) {
+	    startDimensionless(data, atts);
+	}
+	else if (strcasecmp(name, "def") == 0) {
+	    startDef(data, atts);
+	}
+	else if (strcasecmp(name, "value") == 0) {
+	    startValue(data, atts);
+	}
+	else if (strcasecmp(name, "name") == 0) {
+	    startName(data, atts);
+	}
+	else if (strcasecmp(name, "singular") == 0) {
+	    startSingular(data, atts);
+	}
+	else if (strcasecmp(name, "plural") == 0) {
+	    startPlural(data, atts);
+	}
+	else if (strcasecmp(name, "symbol") == 0) {
+	    startSymbol(data, atts);
+	}
+	else if (strcasecmp(name, "aliases") == 0) {
+	    startAliases(data, atts);
+	}
+	else if (strcasecmp(name, "import") == 0) {
+	    startImport(data, atts);
+	}
+	else {
+	    currFile->skipDepth = 1;
+	}
+    }
+}
+
+
+/*
+ * Handles the end of an element.
+ */
+static void
+endElement(
+    void*		data,
+    const XML_Char*	name)
+{
+    if (currFile->skipDepth != 0) {
+	--currFile->skipDepth;
+    }
+    else {
+        if (strcasecmp(name, "unit-system") == 0) {
+            endUnitSystem(data);
+        }
+        else if (strcasecmp(name, "prefix") == 0) {
+	    endPrefix(data);
+	}
+	else if (strcasecmp(name, "unit") == 0) {
+	    endUnit(data);
+	}
+	else if (strcasecmp(name, "base") == 0) {
+	    endBase(data);
+	}
+	else if (strcasecmp(name, "dimensionless") == 0) {
+	    endDimensionless(data);
+	}
+	else if (strcasecmp(name, "def") == 0) {
+	    endDef(data);
+	}
+	else if (strcasecmp(name, "value") == 0) {
+	    endValue(data);
+	}
+	else if (strcasecmp(name, "name") == 0) {
+	    endName(data);
+	}
+	else if (strcasecmp(name, "singular") == 0) {
+	    endSingular(data);
+	}
+	else if (strcasecmp(name, "plural") == 0) {
+	    endPlural(data);
+	}
+	else if (strcasecmp(name, "symbol") == 0) {
+	    endSymbol(data);
+	}
+	else if (strcasecmp(name, "aliases") == 0) {
+	    endAliases(data);
+	}
+	else if (strcasecmp(name, "import") == 0) {
+	    endImport(data);
+	}
+	else {
+            ut_set_status(UT_PARSE);
+	    ut_handle_error_message("Unknown element \"<%s>\"", name);
+	    XML_StopParser(currFile->parser, 0);
+	}
+    }
+
+    IGNORE_TEXT;
+}
+
+
+/*
+ * Handles the header of an XML file.
+ */
+static void
+declareXml(
+    void*	data,
+    const char*	version,
+    const char*	encoding,
+    int		standalone)
+{
+    if (strcasecmp(encoding, "US-ASCII") == 0) {
+	currFile->xmlEncoding = UT_ASCII;
+    }
+    else if (strcasecmp(encoding, "ISO-8859-1") == 0) {
+	currFile->xmlEncoding = UT_LATIN1;
+    }
+    else if (strcasecmp(encoding, "UTF-8") == 0) {
+	currFile->xmlEncoding = UT_UTF8;
+    }
+    else {
+        ut_set_status(UT_PARSE);
+	ut_handle_error_message("Unknown XML encoding \"%s\"", encoding);
+	XML_StopParser(currFile->parser, 0);
+    }
+}
+
+
+/*
+ * Reads an XML file into the unit-system with the given XML parser.
+ *
+ * Arguments:
+ *      parser          Pointer to the XML parser.
+ *      path            Pointer to the pathname of the XML file.
+ * Returns:
+ *      UT_SUCCESS      Success.
+ *      UT_OPEN_ARG     File "path" couldn't be opened.  See "errno".
+ *      UT_OS           Operating-system error.  See "errno".
+ *      UT_PARSE        Parse failure.
+ */
+static ut_status
+readXmlWithParser(
+    XML_Parser          parser,
+    const char* const   path)
+{
+    ut_status   status = UT_SUCCESS;    /* success */
+    File        file;
+
+    assert(parser != NULL);
+    assert(path != NULL);
+
+    fileInit(&file);
+
+    file.fd = open(path, O_RDONLY);
+
+    if (file.fd == -1) {
+        status = UT_OPEN_ARG;
+        ut_set_status(status);
+        ut_handle_error_message(strerror(errno));
+        ut_handle_error_message("Couldn't open file \"%s\"", path);
+    }
+    else {
+        int	        nbytes;
+        File* const     prevFile = currFile;
+
+        file.path = path;
+        file.parser = parser;
+        currFile = &file;
+
+        do {
+            char	buf[BUFSIZ];	/* from <stdio.h> */
+
+            nbytes = read(file.fd, buf, sizeof(buf));
+
+            if (nbytes < 0) {
+                status = UT_OS;
+                ut_set_status(status);
+                ut_handle_error_message(strerror(errno));
+            }
+            else {
+                if (XML_Parse(file.parser, buf, nbytes, nbytes == 0)
+                        != XML_STATUS_OK) {
+                    status = UT_PARSE;
+                    ut_set_status(status);
+                    ut_handle_error_message(
+                        XML_ErrorString(XML_GetErrorCode(file.parser)));
+                }
+            }
+        } while (status == UT_SUCCESS && nbytes > 0);
+
+        if (status != UT_SUCCESS) {
+            /*
+             * Parsing of the XML file terminated prematurely.
+             */
+            ut_handle_error_message("File \"%s\", line %d, column %d",
+                path, XML_GetCurrentLineNumber(file.parser),
+                XML_GetCurrentColumnNumber(file.parser));
+        }
+
+        currFile = prevFile;
+
+        (void)close(file.fd);
+        file.fd = -1;
+    }                                   /* "file.fd" open */
+
+    return status;
+}
+
+
+/*
+ * Reads an XML file into the unit-system.
+ *
+ * Arguments:
+ *      path            Pointer to the pathname of the XML file.
+ * Returns:
+ *      UT_SUCCESS      Success.
+ *      UT_OPEN_ARG     File "path" couldn't be opened.  See "errno".
+ *      UT_OS           Operating-system error.  See "errno".
+ *      UT_PARSE        Parse failure.
+ */
+static ut_status
+readXml(
+    const char* const   path)
+{
+    ut_status       status;
+    XML_Parser      parser = XML_ParserCreate(NULL);
+
+    if (parser == NULL) {
+        status = UT_OS;
+        ut_set_status(status);
+        ut_handle_error_message(strerror(errno));
+        ut_handle_error_message("Couldn't create XML parser");
+    }
+    else {
+        char        base[_XOPEN_PATH_MAX];
+
+        (void)strncpy(base, path, sizeof(base));
+        base[sizeof(base)-1] = 0;
+#ifndef _MSC_VER
+        (void)memmove(base, dirname(base), sizeof(base));
+#else
+		{
+			char *m_dir = (char*)malloc(sizeof(char)*1024);
+			_splitpath(base,NULL,m_dir,NULL,NULL);
+			(void)memmove(base,m_dir,sizeof(base));
+			free(m_dir);
+		}
+#endif
+		base[sizeof(base)-1] = 0;
+
+        if (XML_SetBase(parser, base) != XML_STATUS_OK) {
+            status = UT_OS;
+            ut_set_status(status);
+            ut_handle_error_message(strerror(errno));
+            ut_handle_error_message("XML_SetBase(\"%s\") failure", base);
+        }
+        else {
+            XML_SetXmlDeclHandler(parser, declareXml);
+            XML_SetElementHandler(parser, startElement, endElement);
+            XML_SetCharacterDataHandler(parser, NULL);
+
+            status = readXmlWithParser(parser, path);
+        }                           /* parser "base" set */
+
+        XML_ParserFree(parser);
+    }                               /* parser != NULL */
+
+    return status;
+}
+
+
+/**
+ * Returns the pathname of the XML database.
+ *
+ * @param path      The pathname of the XML file or NULL.
+ * @param status    Status. One of UT_OPEN_ARG, UT_OPEN_ENV, or UT_OPEN_DEFAULT.
+ * @return          If "path" is not NULL, then it is returned; otherwise, the
+ *                  pathname specified by the environment variable
+ *                  UDUNITS2_XML_PATH is returned if set; otherwise, the
+ *                  compile-time pathname of the installed, default, unit
+ *                  database is returned.
+ */
+const char*
+ut_get_path_xml(
+	const char*	path,
+	ut_status*  status)
+{
+    if (path != NULL) {
+    	*status = UT_OPEN_ARG;
+    }
+    else {
+    	path = getenv("UDUNITS2_XML_PATH");
+
+    	if (path != NULL) {
+        	*status = UT_OPEN_ENV;
+    	}
+    	else {
+          	path = DEFAULT_UDUNITS2_XML_PATH;
+        	*status = UT_OPEN_DEFAULT;
+    	}
+    }
+    return path;
+}
+
+
+/**
+ * Returns the unit-system corresponding to an XML file.  This is the usual way
+ * that a client will obtain a unit-system.
+ *
+ * @param path	The pathname of the XML file or NULL.  If NULL, then the
+ *              pathname specified by the environment variable UDUNITS2_XML_PATH
+ *              is used if set; otherwise, the compile-time pathname of the
+ *              installed, default, unit database is used.
+ * @retval NULL Failure. "ut_get_status()" will be one of the following:
+ *	                UT_OPEN_ARG     "path" is non-NULL but file couldn't be
+ *	                                opened. See "errno" for reason.
+ *                  UT_OPEN_ENV     "path" is NULL and environment variable
+ *                                  UDUNITS2_XML_PATH is set but file couldn't
+ *                                  be opened.  See "errno" for reason.
+ *                  UT_OPEN_DEFAULT	"path" is NULL, environment variable
+ *                                  UDUNITS2_XML_PATH is unset, and the
+ *                                  installed, default, unit database couldn't
+ *                                  be opened. See "errno" for reason.
+ *                  UT_PARSE        Couldn't parse unit database.
+ *                  UT_OS           Operating-system error.  See "errno".
+ * @return      Pointer to the unit-system defined by "path".
+ */
+ut_system*
+ut_read_xml(
+    const char*	path)
+{
+    ut_set_status(UT_SUCCESS);
+
+    unitSystem = ut_new_system();
+
+    if (unitSystem == NULL) {
+        ut_handle_error_message("Couldn't create new unit-system");
+    }
+    else {
+        ut_status       status;
+        ut_status       openError;
+
+        status = readXml(ut_get_path_xml(path, &openError));
+
+        if (status == UT_OPEN_ARG) {
+            status = openError;
+        }
+        if (status != UT_SUCCESS) {
+            ut_free_system(unitSystem);
+            unitSystem = NULL;
+        }
+
+        ut_set_status(status);
+    }				        /* unitSystem != NULL */
+
+    return unitSystem;
+}
diff --git a/lib/xmlFailures/Makefile.am b/lib/xmlFailures/Makefile.am
new file mode 100644
index 0000000..0dceb36
--- /dev/null
+++ b/lib/xmlFailures/Makefile.am
@@ -0,0 +1,26 @@
+# Copyright 2013 University Corporation for Atmospheric Research
+#
+# This file is part of the UDUNITS-2 package.  See the file COPYRIGHT
+# in the top-level source-directory of the package for copying and
+# redistribution conditions.
+#
+## Process this file with automake to produce Makefile.in
+EXTRA_DIST = \
+	badDef.xml \
+	baseAndDimensionless.xml \
+	dupBaseAlias.xml \
+	dupBaseName.xml \
+	dupBaseSymbol.xml \
+	inconsistentPrefixEncoding.xml \
+	misplacedBase.xml \
+	missingBase.xml \
+	prefixEncoding.xml \
+	prefixName.xml \
+	prefixSymbol.xml \
+	prefixValue.xml
+
+## The following entries are necessary to stop make(1)s that don't
+## understand the .PHONY target from trying to create the given files.
+install-info-am:
+install-html-am:
+install-pdf-am:
diff --git a/lib/xmlFailures/Makefile.in b/lib/xmlFailures/Makefile.in
new file mode 100644
index 0000000..becea10
--- /dev/null
+++ b/lib/xmlFailures/Makefile.in
@@ -0,0 +1,382 @@
+# Makefile.in generated by automake 1.11.1 from Makefile.am.
+# @configure_input@
+
+# Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
+# 2003, 2004, 2005, 2006, 2007, 2008, 2009  Free Software Foundation,
+# Inc.
+# This Makefile.in is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
+# even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+# PARTICULAR PURPOSE.
+
+ at SET_MAKE@
+VPATH = @srcdir@
+pkgdatadir = $(datadir)/@PACKAGE@
+pkgincludedir = $(includedir)/@PACKAGE@
+pkglibdir = $(libdir)/@PACKAGE@
+pkglibexecdir = $(libexecdir)/@PACKAGE@
+am__cd = CDPATH="$${ZSH_VERSION+.}$(PATH_SEPARATOR)" && cd
+install_sh_DATA = $(install_sh) -c -m 644
+install_sh_PROGRAM = $(install_sh) -c
+install_sh_SCRIPT = $(install_sh) -c
+INSTALL_HEADER = $(INSTALL_DATA)
+transform = $(program_transform_name)
+NORMAL_INSTALL = :
+PRE_INSTALL = :
+POST_INSTALL = :
+NORMAL_UNINSTALL = :
+PRE_UNINSTALL = :
+POST_UNINSTALL = :
+build_triplet = @build@
+host_triplet = @host@
+subdir = lib/xmlFailures
+DIST_COMMON = $(srcdir)/Makefile.am $(srcdir)/Makefile.in
+ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
+am__aclocal_m4_deps = $(top_srcdir)/m4/libtool.m4 \
+	$(top_srcdir)/m4/ltoptions.m4 $(top_srcdir)/m4/ltsugar.m4 \
+	$(top_srcdir)/m4/ltversion.m4 $(top_srcdir)/m4/lt~obsolete.m4 \
+	$(top_srcdir)/configure.ac
+am__configure_deps = $(am__aclocal_m4_deps) $(CONFIGURE_DEPENDENCIES) \
+	$(ACLOCAL_M4)
+mkinstalldirs = $(install_sh) -d
+CONFIG_HEADER = $(top_builddir)/config.h
+CONFIG_CLEAN_FILES =
+CONFIG_CLEAN_VPATH_FILES =
+SOURCES =
+DIST_SOURCES =
+DISTFILES = $(DIST_COMMON) $(DIST_SOURCES) $(TEXINFOS) $(EXTRA_DIST)
+ACLOCAL = @ACLOCAL@
+AMTAR = @AMTAR@
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+CC = @CC@
+CCDEPMODE = @CCDEPMODE@
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+INSTALL = @INSTALL@
+INSTALL_DATA = @INSTALL_DATA@
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+INSTALL_SCRIPT = @INSTALL_SCRIPT@
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+LIBTOOL = @LIBTOOL@
+LIPO = @LIPO@
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+LTLIBOBJS = @LTLIBOBJS@
+MAKEINFO = @MAKEINFO@
+MANIFEST_TOOL = @MANIFEST_TOOL@
+MKDIR_P = @MKDIR_P@
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+PACKAGE_VERSION = @PACKAGE_VERSION@
+PATH_SEPARATOR = @PATH_SEPARATOR@
+RANLIB = @RANLIB@
+SED = @SED@
+SET_MAKE = @SET_MAKE@
+SHELL = @SHELL@
+STRIP = @STRIP@
+VERSION = @VERSION@
+YACC = @YACC@
+YFLAGS = @YFLAGS@
+abs_builddir = @abs_builddir@
+abs_srcdir = @abs_srcdir@
+abs_top_builddir = @abs_top_builddir@
+abs_top_srcdir = @abs_top_srcdir@
+ac_ct_AR = @ac_ct_AR@
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+ac_ct_DUMPBIN = @ac_ct_DUMPBIN@
+ac_ct_FC = @ac_ct_FC@
+am__include = @am__include@
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+build_alias = @build_alias@
+build_cpu = @build_cpu@
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+build_vendor = @build_vendor@
+builddir = @builddir@
+datadir = @datadir@
+datarootdir = @datarootdir@
+docdir = @docdir@
+dvidir = @dvidir@
+exec_prefix = @exec_prefix@
+host = @host@
+host_alias = @host_alias@
+host_cpu = @host_cpu@
+host_os = @host_os@
+host_vendor = @host_vendor@
+htmldir = @htmldir@
+includedir = @includedir@
+infodir = @infodir@
+install_sh = @install_sh@
+libdir = @libdir@
+libexecdir = @libexecdir@
+localedir = @localedir@
+localstatedir = @localstatedir@
+mandir = @mandir@
+mkdir_p = @mkdir_p@
+oldincludedir = @oldincludedir@
+pdfdir = @pdfdir@
+prefix = @prefix@
+program_transform_name = @program_transform_name@
+psdir = @psdir@
+sbindir = @sbindir@
+sharedstatedir = @sharedstatedir@
+srcdir = @srcdir@
+sysconfdir = @sysconfdir@
+target_alias = @target_alias@
+top_build_prefix = @top_build_prefix@
+top_builddir = @top_builddir@
+top_srcdir = @top_srcdir@
+
+# Copyright 2013 University Corporation for Atmospheric Research
+#
+# This file is part of the UDUNITS-2 package.  See the file COPYRIGHT
+# in the top-level source-directory of the package for copying and
+# redistribution conditions.
+#
+EXTRA_DIST = \
+	badDef.xml \
+	baseAndDimensionless.xml \
+	dupBaseAlias.xml \
+	dupBaseName.xml \
+	dupBaseSymbol.xml \
+	inconsistentPrefixEncoding.xml \
+	misplacedBase.xml \
+	missingBase.xml \
+	prefixEncoding.xml \
+	prefixName.xml \
+	prefixSymbol.xml \
+	prefixValue.xml
+
+all: all-am
+
+.SUFFIXES:
+$(srcdir)/Makefile.in:  $(srcdir)/Makefile.am  $(am__configure_deps)
+	@for dep in $?; do \
+	  case '$(am__configure_deps)' in \
+	    *$$dep*) \
+	      ( cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh ) \
+	        && { if test -f $@; then exit 0; else break; fi; }; \
+	      exit 1;; \
+	  esac; \
+	done; \
+	echo ' cd $(top_srcdir) && $(AUTOMAKE) --foreign lib/xmlFailures/Makefile'; \
+	$(am__cd) $(top_srcdir) && \
+	  $(AUTOMAKE) --foreign lib/xmlFailures/Makefile
+.PRECIOUS: Makefile
+Makefile: $(srcdir)/Makefile.in $(top_builddir)/config.status
+	@case '$?' in \
+	  *config.status*) \
+	    cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh;; \
+	  *) \
+	    echo ' cd $(top_builddir) && $(SHELL) ./config.status $(subdir)/$@ $(am__depfiles_maybe)'; \
+	    cd $(top_builddir) && $(SHELL) ./config.status $(subdir)/$@ $(am__depfiles_maybe);; \
+	esac;
+
+$(top_builddir)/config.status: $(top_srcdir)/configure $(CONFIG_STATUS_DEPENDENCIES)
+	cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh
+
+$(top_srcdir)/configure:  $(am__configure_deps)
+	cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh
+$(ACLOCAL_M4):  $(am__aclocal_m4_deps)
+	cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh
+$(am__aclocal_m4_deps):
+
+mostlyclean-libtool:
+	-rm -f *.lo
+
+clean-libtool:
+	-rm -rf .libs _libs
+tags: TAGS
+TAGS:
+
+ctags: CTAGS
+CTAGS:
+
+
+distdir: $(DISTFILES)
+	@srcdirstrip=`echo "$(srcdir)" | sed 's/[].[^$$\\*]/\\\\&/g'`; \
+	topsrcdirstrip=`echo "$(top_srcdir)" | sed 's/[].[^$$\\*]/\\\\&/g'`; \
+	list='$(DISTFILES)'; \
+	  dist_files=`for file in $$list; do echo $$file; done | \
+	  sed -e "s|^$$srcdirstrip/||;t" \
+	      -e "s|^$$topsrcdirstrip/|$(top_builddir)/|;t"`; \
+	case $$dist_files in \
+	  */*) $(MKDIR_P) `echo "$$dist_files" | \
+			   sed '/\//!d;s|^|$(distdir)/|;s,/[^/]*$$,,' | \
+			   sort -u` ;; \
+	esac; \
+	for file in $$dist_files; do \
+	  if test -f $$file || test -d $$file; then d=.; else d=$(srcdir); fi; \
+	  if test -d $$d/$$file; then \
+	    dir=`echo "/$$file" | sed -e 's,/[^/]*$$,,'`; \
+	    if test -d "$(distdir)/$$file"; then \
+	      find "$(distdir)/$$file" -type d ! -perm -700 -exec chmod u+rwx {} \;; \
+	    fi; \
+	    if test -d $(srcdir)/$$file && test $$d != $(srcdir); then \
+	      cp -fpR $(srcdir)/$$file "$(distdir)$$dir" || exit 1; \
+	      find "$(distdir)/$$file" -type d ! -perm -700 -exec chmod u+rwx {} \;; \
+	    fi; \
+	    cp -fpR $$d/$$file "$(distdir)$$dir" || exit 1; \
+	  else \
+	    test -f "$(distdir)/$$file" \
+	    || cp -p $$d/$$file "$(distdir)/$$file" \
+	    || exit 1; \
+	  fi; \
+	done
+check-am: all-am
+check: check-am
+all-am: Makefile
+installdirs:
+install: install-am
+install-exec: install-exec-am
+install-data: install-data-am
+uninstall: uninstall-am
+
+install-am: all-am
+	@$(MAKE) $(AM_MAKEFLAGS) install-exec-am install-data-am
+
+installcheck: installcheck-am
+install-strip:
+	$(MAKE) $(AM_MAKEFLAGS) INSTALL_PROGRAM="$(INSTALL_STRIP_PROGRAM)" \
+	  install_sh_PROGRAM="$(INSTALL_STRIP_PROGRAM)" INSTALL_STRIP_FLAG=-s \
+	  `test -z '$(STRIP)' || \
+	    echo "INSTALL_PROGRAM_ENV=STRIPPROG='$(STRIP)'"` install
+mostlyclean-generic:
+
+clean-generic:
+
+distclean-generic:
+	-test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES)
+	-test . = "$(srcdir)" || test -z "$(CONFIG_CLEAN_VPATH_FILES)" || rm -f $(CONFIG_CLEAN_VPATH_FILES)
+
+maintainer-clean-generic:
+	@echo "This command is intended for maintainers to use"
+	@echo "it deletes files that may require special tools to rebuild."
+clean: clean-am
+
+clean-am: clean-generic clean-libtool mostlyclean-am
+
+distclean: distclean-am
+	-rm -f Makefile
+distclean-am: clean-am distclean-generic
+
+dvi: dvi-am
+
+dvi-am:
+
+html: html-am
+
+html-am:
+
+info: info-am
+
+info-am:
+
+install-data-am:
+
+install-dvi: install-dvi-am
+
+install-dvi-am:
+
+install-exec-am:
+
+install-html: install-html-am
+
+install-info: install-info-am
+
+install-man:
+
+install-pdf: install-pdf-am
+
+install-ps: install-ps-am
+
+install-ps-am:
+
+installcheck-am:
+
+maintainer-clean: maintainer-clean-am
+	-rm -f Makefile
+maintainer-clean-am: distclean-am maintainer-clean-generic
+
+mostlyclean: mostlyclean-am
+
+mostlyclean-am: mostlyclean-generic mostlyclean-libtool
+
+pdf: pdf-am
+
+pdf-am:
+
+ps: ps-am
+
+ps-am:
+
+uninstall-am:
+
+.MAKE: install-am install-strip
+
+.PHONY: all all-am check check-am clean clean-generic clean-libtool \
+	distclean distclean-generic distclean-libtool distdir dvi \
+	dvi-am html html-am info info-am install install-am \
+	install-data install-data-am install-dvi install-dvi-am \
+	install-exec install-exec-am install-html install-html-am \
+	install-info install-info-am install-man install-pdf \
+	install-pdf-am install-ps install-ps-am install-strip \
+	installcheck installcheck-am installdirs maintainer-clean \
+	maintainer-clean-generic mostlyclean mostlyclean-generic \
+	mostlyclean-libtool pdf pdf-am ps ps-am uninstall uninstall-am
+
+
+install-info-am:
+install-html-am:
+install-pdf-am:
+
+# Tell versions [3.59,3.63) of GNU make to not export all variables.
+# Otherwise a system limit (for SysV at least) may be exceeded.
+.NOEXPORT:
diff --git a/lib/xmlFailures/badDef.xml b/lib/xmlFailures/badDef.xml
new file mode 100644
index 0000000..df6b702
--- /dev/null
+++ b/lib/xmlFailures/badDef.xml
@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="ISO-8859-1"?>
+<!-- Bad base name -->
+
+<unit-system>
+	<unit>
+	    <base/>
+	    <name><singular>meter</singular></name>
+	    <symbol>m</symbol>
+	    <aliases> <name><singular>metre</singular></name> </aliases>
+	</unit>
+	<unit>
+	    <def>k2</def>
+	</unit>
+</unit-system>
diff --git a/lib/xmlFailures/baseAndDimensionless.xml b/lib/xmlFailures/baseAndDimensionless.xml
new file mode 100644
index 0000000..8b8c572
--- /dev/null
+++ b/lib/xmlFailures/baseAndDimensionless.xml
@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="ISO-8859-1"?>
+<!-- Bad base name -->
+
+<unit-system>
+	<unit>
+	    <base/>
+	    <dimensionless/>
+	    <name><singular>meter</singular></name>
+	    <symbol>m</symbol>
+	    <aliases> <name><singular>metre</singular></name> </aliases>
+	</unit>
+</unit-system>
diff --git a/lib/xmlFailures/dupBaseAlias.xml b/lib/xmlFailures/dupBaseAlias.xml
new file mode 100644
index 0000000..0a7eff6
--- /dev/null
+++ b/lib/xmlFailures/dupBaseAlias.xml
@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="ISO-8859-1"?>
+<!-- Duplicate base unit name -->
+
+<unit-system>
+	<unit>
+	    <base/>
+	    <name><singular>meter</singular></name>
+	    <aliases> <name><singular>metre</singular></name> </aliases>
+	</unit>
+	<unit>
+	    <base/>
+	    <name><singular>foo</singular></name>
+	    <aliases> <name><singular>metre</singular></name> </aliases>
+	</unit>
+</unit-system>
diff --git a/lib/xmlFailures/dupBaseName.xml b/lib/xmlFailures/dupBaseName.xml
new file mode 100644
index 0000000..a343d04
--- /dev/null
+++ b/lib/xmlFailures/dupBaseName.xml
@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="ISO-8859-1"?>
+<!-- Duplicate base unit name -->
+
+<unit-system>
+	<unit>
+	    <base/>
+	    <name><singular>meter</singular></name>
+	</unit>
+	<unit>
+	    <base/>
+	    <name><singular>meter</singular></name>
+	</unit>
+</unit-system>
diff --git a/lib/xmlFailures/dupBaseSymbol.xml b/lib/xmlFailures/dupBaseSymbol.xml
new file mode 100644
index 0000000..708d4df
--- /dev/null
+++ b/lib/xmlFailures/dupBaseSymbol.xml
@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="ISO-8859-1"?>
+<!-- Duplicate base unit symbol -->
+
+<unit-system>
+	<unit>
+	    <base/>
+	    <name><singular>meter</singular></name>
+	    <symbol>m</symbol>
+	</unit>
+	<unit>
+	    <base/>
+	    <name><singular>foo</singular></name>
+	    <symbol>m</symbol>
+	</unit>
+</unit-system>
diff --git a/lib/xmlFailures/inconsistentPrefixEncoding.xml b/lib/xmlFailures/inconsistentPrefixEncoding.xml
new file mode 100644
index 0000000..3bda413
--- /dev/null
+++ b/lib/xmlFailures/inconsistentPrefixEncoding.xml
@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="ISO-8859-1"?>
+<!-- Inconsistent prefix encoding -->
+
+<unit-system>
+    <!-- SI prefixes -->
+	<prefix>
+	    <value>1e-6</value>
+	    <name>micro</name>
+	    <symbol encoding="ascii"></symbol>	
+	    <symbol>�</symbol>	
+	</prefix>
+</unit-system>
diff --git a/lib/xmlFailures/misplacedBase.xml b/lib/xmlFailures/misplacedBase.xml
new file mode 100644
index 0000000..b22ac8b
--- /dev/null
+++ b/lib/xmlFailures/misplacedBase.xml
@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="ISO-8859-1"?>
+<!-- Bad base name -->
+
+<unit-system>
+	<unit>
+	    <name><singular>meter</singular></name>
+	    <symbol>m</symbol>
+	    <base/>
+	    <aliases> <name><singular>metre</singular></name> </aliases>
+	</unit>
+</unit-system>
diff --git a/lib/xmlFailures/missingBase.xml b/lib/xmlFailures/missingBase.xml
new file mode 100644
index 0000000..f9b897b
--- /dev/null
+++ b/lib/xmlFailures/missingBase.xml
@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="ISO-8859-1"?>
+<!-- Bad base name -->
+
+<unit-system>
+	<unit>
+	    <name><singular>meter</singular></name>
+	    <symbol>m</symbol>
+	    <aliases> <name><singular>metre</singular></name> </aliases>
+	</unit>
+</unit-system>
diff --git a/lib/xmlFailures/prefixEncoding.xml b/lib/xmlFailures/prefixEncoding.xml
new file mode 100644
index 0000000..a23228f
--- /dev/null
+++ b/lib/xmlFailures/prefixEncoding.xml
@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="ISO-8859-1"?>
+<!-- Bad prefix encoding -->
+
+<unit-system>
+    <!-- SI prefixes -->
+	<prefix>
+	    <value>1e-6</value>
+	    <name>micro</name>
+	    <symbol encoding="foobar"></symbol>	
+	    <symbol>�</symbol>	
+	</prefix>
+</unit-system>
diff --git a/lib/xmlFailures/prefixName.xml b/lib/xmlFailures/prefixName.xml
new file mode 100644
index 0000000..68288e1
--- /dev/null
+++ b/lib/xmlFailures/prefixName.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="ISO-8859-1"?>
+<!-- Bad prefix name -->
+
+<unit-system>
+    <prefix>
+        <value>1e24</value> <name></name> <symbol>Y</symbol>
+    </prefix>
+</unit-system>
diff --git a/lib/xmlFailures/prefixSymbol.xml b/lib/xmlFailures/prefixSymbol.xml
new file mode 100644
index 0000000..09f23b6
--- /dev/null
+++ b/lib/xmlFailures/prefixSymbol.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="ISO-8859-1"?>
+<!-- Bad prefix name -->
+
+<unit-system>
+    <prefix>
+        <value>1e24</value> <name>yotta</name> <symbol></symbol>
+    </prefix>
+</unit-system>
diff --git a/lib/xmlFailures/prefixValue.xml b/lib/xmlFailures/prefixValue.xml
new file mode 100644
index 0000000..ec6add7
--- /dev/null
+++ b/lib/xmlFailures/prefixValue.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="ISO-8859-1"?>
+<!-- Bad prefix value -->
+
+<unit-system>
+    <prefix>
+        <value>x</value> <name>yotta</name>	<symbol>Y</symbol>
+    </prefix>
+</unit-system>
diff --git a/lib/xmlSuccesses/Makefile.am b/lib/xmlSuccesses/Makefile.am
new file mode 100644
index 0000000..d521c93
--- /dev/null
+++ b/lib/xmlSuccesses/Makefile.am
@@ -0,0 +1,16 @@
+# Copyright 2013 University Corporation for Atmospheric Research
+#
+# This file is part of the UDUNITS-2 package.  See the file COPYRIGHT
+# in the top-level source-directory of the package for copying and
+# redistribution conditions.
+#
+## Process this file with automake to produce Makefile.in
+EXTRA_DIST = \
+        prefixes.xml \
+        include.xml
+
+## The following entries are necessary to stop make(1)s that don't
+## understand the .PHONY target from trying to create the given files.
+install-info-am:
+install-html-am:
+install-pdf-am:
diff --git a/lib/xmlSuccesses/Makefile.in b/lib/xmlSuccesses/Makefile.in
new file mode 100644
index 0000000..f1c178b
--- /dev/null
+++ b/lib/xmlSuccesses/Makefile.in
@@ -0,0 +1,372 @@
+# Makefile.in generated by automake 1.11.1 from Makefile.am.
+# @configure_input@
+
+# Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
+# 2003, 2004, 2005, 2006, 2007, 2008, 2009  Free Software Foundation,
+# Inc.
+# This Makefile.in is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
+# even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+# PARTICULAR PURPOSE.
+
+ at SET_MAKE@
+VPATH = @srcdir@
+pkgdatadir = $(datadir)/@PACKAGE@
+pkgincludedir = $(includedir)/@PACKAGE@
+pkglibdir = $(libdir)/@PACKAGE@
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+am__cd = CDPATH="$${ZSH_VERSION+.}$(PATH_SEPARATOR)" && cd
+install_sh_DATA = $(install_sh) -c -m 644
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+install_sh_SCRIPT = $(install_sh) -c
+INSTALL_HEADER = $(INSTALL_DATA)
+transform = $(program_transform_name)
+NORMAL_INSTALL = :
+PRE_INSTALL = :
+POST_INSTALL = :
+NORMAL_UNINSTALL = :
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+host_triplet = @host@
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+am__aclocal_m4_deps = $(top_srcdir)/m4/libtool.m4 \
+	$(top_srcdir)/m4/ltoptions.m4 $(top_srcdir)/m4/ltsugar.m4 \
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+	$(top_srcdir)/configure.ac
+am__configure_deps = $(am__aclocal_m4_deps) $(CONFIGURE_DEPENDENCIES) \
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+CONFIG_CLEAN_FILES =
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+top_build_prefix = @top_build_prefix@
+top_builddir = @top_builddir@
+top_srcdir = @top_srcdir@
+
+# Copyright 2013 University Corporation for Atmospheric Research
+#
+# This file is part of the UDUNITS-2 package.  See the file COPYRIGHT
+# in the top-level source-directory of the package for copying and
+# redistribution conditions.
+#
+EXTRA_DIST = \
+        prefixes.xml \
+        include.xml
+
+all: all-am
+
+.SUFFIXES:
+$(srcdir)/Makefile.in:  $(srcdir)/Makefile.am  $(am__configure_deps)
+	@for dep in $?; do \
+	  case '$(am__configure_deps)' in \
+	    *$$dep*) \
+	      ( cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh ) \
+	        && { if test -f $@; then exit 0; else break; fi; }; \
+	      exit 1;; \
+	  esac; \
+	done; \
+	echo ' cd $(top_srcdir) && $(AUTOMAKE) --foreign lib/xmlSuccesses/Makefile'; \
+	$(am__cd) $(top_srcdir) && \
+	  $(AUTOMAKE) --foreign lib/xmlSuccesses/Makefile
+.PRECIOUS: Makefile
+Makefile: $(srcdir)/Makefile.in $(top_builddir)/config.status
+	@case '$?' in \
+	  *config.status*) \
+	    cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh;; \
+	  *) \
+	    echo ' cd $(top_builddir) && $(SHELL) ./config.status $(subdir)/$@ $(am__depfiles_maybe)'; \
+	    cd $(top_builddir) && $(SHELL) ./config.status $(subdir)/$@ $(am__depfiles_maybe);; \
+	esac;
+
+$(top_builddir)/config.status: $(top_srcdir)/configure $(CONFIG_STATUS_DEPENDENCIES)
+	cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh
+
+$(top_srcdir)/configure:  $(am__configure_deps)
+	cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh
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+	cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh
+$(am__aclocal_m4_deps):
+
+mostlyclean-libtool:
+	-rm -f *.lo
+
+clean-libtool:
+	-rm -rf .libs _libs
+tags: TAGS
+TAGS:
+
+ctags: CTAGS
+CTAGS:
+
+
+distdir: $(DISTFILES)
+	@srcdirstrip=`echo "$(srcdir)" | sed 's/[].[^$$\\*]/\\\\&/g'`; \
+	topsrcdirstrip=`echo "$(top_srcdir)" | sed 's/[].[^$$\\*]/\\\\&/g'`; \
+	list='$(DISTFILES)'; \
+	  dist_files=`for file in $$list; do echo $$file; done | \
+	  sed -e "s|^$$srcdirstrip/||;t" \
+	      -e "s|^$$topsrcdirstrip/|$(top_builddir)/|;t"`; \
+	case $$dist_files in \
+	  */*) $(MKDIR_P) `echo "$$dist_files" | \
+			   sed '/\//!d;s|^|$(distdir)/|;s,/[^/]*$$,,' | \
+			   sort -u` ;; \
+	esac; \
+	for file in $$dist_files; do \
+	  if test -f $$file || test -d $$file; then d=.; else d=$(srcdir); fi; \
+	  if test -d $$d/$$file; then \
+	    dir=`echo "/$$file" | sed -e 's,/[^/]*$$,,'`; \
+	    if test -d "$(distdir)/$$file"; then \
+	      find "$(distdir)/$$file" -type d ! -perm -700 -exec chmod u+rwx {} \;; \
+	    fi; \
+	    if test -d $(srcdir)/$$file && test $$d != $(srcdir); then \
+	      cp -fpR $(srcdir)/$$file "$(distdir)$$dir" || exit 1; \
+	      find "$(distdir)/$$file" -type d ! -perm -700 -exec chmod u+rwx {} \;; \
+	    fi; \
+	    cp -fpR $$d/$$file "$(distdir)$$dir" || exit 1; \
+	  else \
+	    test -f "$(distdir)/$$file" \
+	    || cp -p $$d/$$file "$(distdir)/$$file" \
+	    || exit 1; \
+	  fi; \
+	done
+check-am: all-am
+check: check-am
+all-am: Makefile
+installdirs:
+install: install-am
+install-exec: install-exec-am
+install-data: install-data-am
+uninstall: uninstall-am
+
+install-am: all-am
+	@$(MAKE) $(AM_MAKEFLAGS) install-exec-am install-data-am
+
+installcheck: installcheck-am
+install-strip:
+	$(MAKE) $(AM_MAKEFLAGS) INSTALL_PROGRAM="$(INSTALL_STRIP_PROGRAM)" \
+	  install_sh_PROGRAM="$(INSTALL_STRIP_PROGRAM)" INSTALL_STRIP_FLAG=-s \
+	  `test -z '$(STRIP)' || \
+	    echo "INSTALL_PROGRAM_ENV=STRIPPROG='$(STRIP)'"` install
+mostlyclean-generic:
+
+clean-generic:
+
+distclean-generic:
+	-test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES)
+	-test . = "$(srcdir)" || test -z "$(CONFIG_CLEAN_VPATH_FILES)" || rm -f $(CONFIG_CLEAN_VPATH_FILES)
+
+maintainer-clean-generic:
+	@echo "This command is intended for maintainers to use"
+	@echo "it deletes files that may require special tools to rebuild."
+clean: clean-am
+
+clean-am: clean-generic clean-libtool mostlyclean-am
+
+distclean: distclean-am
+	-rm -f Makefile
+distclean-am: clean-am distclean-generic
+
+dvi: dvi-am
+
+dvi-am:
+
+html: html-am
+
+html-am:
+
+info: info-am
+
+info-am:
+
+install-data-am:
+
+install-dvi: install-dvi-am
+
+install-dvi-am:
+
+install-exec-am:
+
+install-html: install-html-am
+
+install-info: install-info-am
+
+install-man:
+
+install-pdf: install-pdf-am
+
+install-ps: install-ps-am
+
+install-ps-am:
+
+installcheck-am:
+
+maintainer-clean: maintainer-clean-am
+	-rm -f Makefile
+maintainer-clean-am: distclean-am maintainer-clean-generic
+
+mostlyclean: mostlyclean-am
+
+mostlyclean-am: mostlyclean-generic mostlyclean-libtool
+
+pdf: pdf-am
+
+pdf-am:
+
+ps: ps-am
+
+ps-am:
+
+uninstall-am:
+
+.MAKE: install-am install-strip
+
+.PHONY: all all-am check check-am clean clean-generic clean-libtool \
+	distclean distclean-generic distclean-libtool distdir dvi \
+	dvi-am html html-am info info-am install install-am \
+	install-data install-data-am install-dvi install-dvi-am \
+	install-exec install-exec-am install-html install-html-am \
+	install-info install-info-am install-man install-pdf \
+	install-pdf-am install-ps install-ps-am install-strip \
+	installcheck installcheck-am installdirs maintainer-clean \
+	maintainer-clean-generic mostlyclean mostlyclean-generic \
+	mostlyclean-libtool pdf pdf-am ps ps-am uninstall uninstall-am
+
+
+install-info-am:
+install-html-am:
+install-pdf-am:
+
+# Tell versions [3.59,3.63) of GNU make to not export all variables.
+# Otherwise a system limit (for SysV at least) may be exceeded.
+.NOEXPORT:
diff --git a/lib/xmlSuccesses/include.xml b/lib/xmlSuccesses/include.xml
new file mode 100644
index 0000000..6f61e0b
--- /dev/null
+++ b/lib/xmlSuccesses/include.xml
@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="ISO-8859-1"?>
+
+<unit-system>
+    <import>../udunits2-prefixes.xml</import>
+</unit-system>
diff --git a/lib/xmlSuccesses/prefixes.xml b/lib/xmlSuccesses/prefixes.xml
new file mode 100644
index 0000000..0a5aa49
--- /dev/null
+++ b/lib/xmlSuccesses/prefixes.xml
@@ -0,0 +1,68 @@
+<?xml version="1.0" encoding="ISO-8859-1"?>
+
+<unit-system>
+    <!-- SI prefixes -->
+	<prefix>
+	    <value>1e24</value> <name>yotta</name>	<symbol>Y</symbol>
+	</prefix>
+	<prefix>
+	    <value>1e21</value> <name>zetta</name>	<symbol>Z</symbol>
+	</prefix>
+	<prefix>
+	    <value>1e18</value> <name>exa</name>	<symbol>E</symbol>
+	</prefix>
+	<prefix>
+	    <value>1e15</value> <name>peta</name>	<symbol>P</symbol>
+	</prefix>
+	<prefix>
+	    <value>1e12</value> <name>tera</name>	<symbol>T</symbol>
+	</prefix>
+	<prefix>
+	    <value>1e9</value> <name>giga</name>	<symbol>G</symbol>
+	</prefix>
+	<prefix>
+	    <value>1e6</value> <name>mega</name>	<symbol>M</symbol>
+	</prefix>
+	<prefix>
+	    <value>1e3</value> <name>kilo</name>	<symbol>k</symbol>
+	</prefix>
+	<prefix>
+	    <value>100</value> <name>hecto</name>	<symbol>h</symbol>
+	</prefix>
+	<prefix>
+	    <value>10</value> <name>deka</name>		<symbol>da</symbol>
+	</prefix>
+	<prefix>
+	    <value>.1</value> <name>deci</name>		<symbol>d</symbol>
+	</prefix>
+	<prefix>
+	    <value>.01</value> <name>centi</name>	<symbol>c</symbol>
+	</prefix>
+	<prefix>
+	    <value>1e-3</value> <name>milli</name>	<symbol>m</symbol>
+	</prefix>
+	<prefix>
+	    <value>1e-6</value>
+	    <name>micro</name>
+	    <symbol encoding="ascii">u</symbol>	
+	    <symbol>�</symbol>	
+	</prefix>
+	<prefix>
+	    <value>1e-9</value> <name>nano</name>	<symbol>n</symbol>
+	</prefix>
+	<prefix>
+	    <value>1e-12</value> <name>pico</name>	<symbol>p</symbol>
+	</prefix>
+	<prefix>
+	    <value>1e-15</value> <name>femto</name>	<symbol>f</symbol>
+	</prefix>
+	<prefix>
+	    <value>1e-18</value> <name>atto</name>	<symbol>a</symbol>
+	</prefix>
+	<prefix>
+	    <value>1e-21</value> <name>zepto</name>	<symbol>z</symbol>
+	</prefix>
+	<prefix>
+	    <value>1e-24</value> <name>yocto</name>	<symbol>y</symbol>
+	</prefix>
+</unit-system>
diff --git a/m4/libtool.m4 b/m4/libtool.m4
new file mode 100644
index 0000000..44e0ecf
--- /dev/null
+++ b/m4/libtool.m4
@@ -0,0 +1,7982 @@
+# libtool.m4 - Configure libtool for the host system. -*-Autoconf-*-
+#
+#   Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2003, 2004, 2005,
+#                 2006, 2007, 2008, 2009, 2010, 2011 Free Software
+#                 Foundation, Inc.
+#   Written by Gordon Matzigkeit, 1996
+#
+# This file is free software; the Free Software Foundation gives
+# unlimited permission to copy and/or distribute it, with or without
+# modifications, as long as this notice is preserved.
+
+m4_define([_LT_COPYING], [dnl
+#   Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2003, 2004, 2005,
+#                 2006, 2007, 2008, 2009, 2010, 2011 Free Software
+#                 Foundation, Inc.
+#   Written by Gordon Matzigkeit, 1996
+#
+#   This file is part of GNU Libtool.
+#
+# GNU Libtool is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 2 of
+# the License, or (at your option) any later version.
+#
+# As a special exception to the GNU General Public License,
+# if you distribute this file as part of a program or library that
+# is built using GNU Libtool, you may include this file under the
+# same distribution terms that you use for the rest of that program.
+#
+# GNU Libtool is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with GNU Libtool; see the file COPYING.  If not, a copy
+# can be downloaded from http://www.gnu.org/licenses/gpl.html, or
+# obtained by writing to the Free Software Foundation, Inc.,
+# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+])
+
+# serial 57 LT_INIT
+
+
+# LT_PREREQ(VERSION)
+# ------------------
+# Complain and exit if this libtool version is less that VERSION.
+m4_defun([LT_PREREQ],
+[m4_if(m4_version_compare(m4_defn([LT_PACKAGE_VERSION]), [$1]), -1,
+       [m4_default([$3],
+		   [m4_fatal([Libtool version $1 or higher is required],
+		             63)])],
+       [$2])])
+
+
+# _LT_CHECK_BUILDDIR
+# ------------------
+# Complain if the absolute build directory name contains unusual characters
+m4_defun([_LT_CHECK_BUILDDIR],
+[case `pwd` in
+  *\ * | *\	*)
+    AC_MSG_WARN([Libtool does not cope well with whitespace in `pwd`]) ;;
+esac
+])
+
+
+# LT_INIT([OPTIONS])
+# ------------------
+AC_DEFUN([LT_INIT],
+[AC_PREREQ([2.58])dnl We use AC_INCLUDES_DEFAULT
+AC_REQUIRE([AC_CONFIG_AUX_DIR_DEFAULT])dnl
+AC_BEFORE([$0], [LT_LANG])dnl
+AC_BEFORE([$0], [LT_OUTPUT])dnl
+AC_BEFORE([$0], [LTDL_INIT])dnl
+m4_require([_LT_CHECK_BUILDDIR])dnl
+
+dnl Autoconf doesn't catch unexpanded LT_ macros by default:
+m4_pattern_forbid([^_?LT_[A-Z_]+$])dnl
+m4_pattern_allow([^(_LT_EOF|LT_DLGLOBAL|LT_DLLAZY_OR_NOW|LT_MULTI_MODULE)$])dnl
+dnl aclocal doesn't pull ltoptions.m4, ltsugar.m4, or ltversion.m4
+dnl unless we require an AC_DEFUNed macro:
+AC_REQUIRE([LTOPTIONS_VERSION])dnl
+AC_REQUIRE([LTSUGAR_VERSION])dnl
+AC_REQUIRE([LTVERSION_VERSION])dnl
+AC_REQUIRE([LTOBSOLETE_VERSION])dnl
+m4_require([_LT_PROG_LTMAIN])dnl
+
+_LT_SHELL_INIT([SHELL=${CONFIG_SHELL-/bin/sh}])
+
+dnl Parse OPTIONS
+_LT_SET_OPTIONS([$0], [$1])
+
+# This can be used to rebuild libtool when needed
+LIBTOOL_DEPS="$ltmain"
+
+# Always use our own libtool.
+LIBTOOL='$(SHELL) $(top_builddir)/libtool'
+AC_SUBST(LIBTOOL)dnl
+
+_LT_SETUP
+
+# Only expand once:
+m4_define([LT_INIT])
+])# LT_INIT
+
+# Old names:
+AU_ALIAS([AC_PROG_LIBTOOL], [LT_INIT])
+AU_ALIAS([AM_PROG_LIBTOOL], [LT_INIT])
+dnl aclocal-1.4 backwards compatibility:
+dnl AC_DEFUN([AC_PROG_LIBTOOL], [])
+dnl AC_DEFUN([AM_PROG_LIBTOOL], [])
+
+
+# _LT_CC_BASENAME(CC)
+# -------------------
+# Calculate cc_basename.  Skip known compiler wrappers and cross-prefix.
+m4_defun([_LT_CC_BASENAME],
+[for cc_temp in $1""; do
+  case $cc_temp in
+    compile | *[[\\/]]compile | ccache | *[[\\/]]ccache ) ;;
+    distcc | *[[\\/]]distcc | purify | *[[\\/]]purify ) ;;
+    \-*) ;;
+    *) break;;
+  esac
+done
+cc_basename=`$ECHO "$cc_temp" | $SED "s%.*/%%; s%^$host_alias-%%"`
+])
+
+
+# _LT_FILEUTILS_DEFAULTS
+# ----------------------
+# It is okay to use these file commands and assume they have been set
+# sensibly after `m4_require([_LT_FILEUTILS_DEFAULTS])'.
+m4_defun([_LT_FILEUTILS_DEFAULTS],
+[: ${CP="cp -f"}
+: ${MV="mv -f"}
+: ${RM="rm -f"}
+])# _LT_FILEUTILS_DEFAULTS
+
+
+# _LT_SETUP
+# ---------
+m4_defun([_LT_SETUP],
+[AC_REQUIRE([AC_CANONICAL_HOST])dnl
+AC_REQUIRE([AC_CANONICAL_BUILD])dnl
+AC_REQUIRE([_LT_PREPARE_SED_QUOTE_VARS])dnl
+AC_REQUIRE([_LT_PROG_ECHO_BACKSLASH])dnl
+
+_LT_DECL([], [PATH_SEPARATOR], [1], [The PATH separator for the build system])dnl
+dnl
+_LT_DECL([], [host_alias], [0], [The host system])dnl
+_LT_DECL([], [host], [0])dnl
+_LT_DECL([], [host_os], [0])dnl
+dnl
+_LT_DECL([], [build_alias], [0], [The build system])dnl
+_LT_DECL([], [build], [0])dnl
+_LT_DECL([], [build_os], [0])dnl
+dnl
+AC_REQUIRE([AC_PROG_CC])dnl
+AC_REQUIRE([LT_PATH_LD])dnl
+AC_REQUIRE([LT_PATH_NM])dnl
+dnl
+AC_REQUIRE([AC_PROG_LN_S])dnl
+test -z "$LN_S" && LN_S="ln -s"
+_LT_DECL([], [LN_S], [1], [Whether we need soft or hard links])dnl
+dnl
+AC_REQUIRE([LT_CMD_MAX_LEN])dnl
+_LT_DECL([objext], [ac_objext], [0], [Object file suffix (normally "o")])dnl
+_LT_DECL([], [exeext], [0], [Executable file suffix (normally "")])dnl
+dnl
+m4_require([_LT_FILEUTILS_DEFAULTS])dnl
+m4_require([_LT_CHECK_SHELL_FEATURES])dnl
+m4_require([_LT_PATH_CONVERSION_FUNCTIONS])dnl
+m4_require([_LT_CMD_RELOAD])dnl
+m4_require([_LT_CHECK_MAGIC_METHOD])dnl
+m4_require([_LT_CHECK_SHAREDLIB_FROM_LINKLIB])dnl
+m4_require([_LT_CMD_OLD_ARCHIVE])dnl
+m4_require([_LT_CMD_GLOBAL_SYMBOLS])dnl
+m4_require([_LT_WITH_SYSROOT])dnl
+
+_LT_CONFIG_LIBTOOL_INIT([
+# See if we are running on zsh, and set the options which allow our
+# commands through without removal of \ escapes INIT.
+if test -n "\${ZSH_VERSION+set}" ; then
+   setopt NO_GLOB_SUBST
+fi
+])
+if test -n "${ZSH_VERSION+set}" ; then
+   setopt NO_GLOB_SUBST
+fi
+
+_LT_CHECK_OBJDIR
+
+m4_require([_LT_TAG_COMPILER])dnl
+
+case $host_os in
+aix3*)
+  # AIX sometimes has problems with the GCC collect2 program.  For some
+  # reason, if we set the COLLECT_NAMES environment variable, the problems
+  # vanish in a puff of smoke.
+  if test "X${COLLECT_NAMES+set}" != Xset; then
+    COLLECT_NAMES=
+    export COLLECT_NAMES
+  fi
+  ;;
+esac
+
+# Global variables:
+ofile=libtool
+can_build_shared=yes
+
+# All known linkers require a `.a' archive for static linking (except MSVC,
+# which needs '.lib').
+libext=a
+
+with_gnu_ld="$lt_cv_prog_gnu_ld"
+
+old_CC="$CC"
+old_CFLAGS="$CFLAGS"
+
+# Set sane defaults for various variables
+test -z "$CC" && CC=cc
+test -z "$LTCC" && LTCC=$CC
+test -z "$LTCFLAGS" && LTCFLAGS=$CFLAGS
+test -z "$LD" && LD=ld
+test -z "$ac_objext" && ac_objext=o
+
+_LT_CC_BASENAME([$compiler])
+
+# Only perform the check for file, if the check method requires it
+test -z "$MAGIC_CMD" && MAGIC_CMD=file
+case $deplibs_check_method in
+file_magic*)
+  if test "$file_magic_cmd" = '$MAGIC_CMD'; then
+    _LT_PATH_MAGIC
+  fi
+  ;;
+esac
+
+# Use C for the default configuration in the libtool script
+LT_SUPPORTED_TAG([CC])
+_LT_LANG_C_CONFIG
+_LT_LANG_DEFAULT_CONFIG
+_LT_CONFIG_COMMANDS
+])# _LT_SETUP
+
+
+# _LT_PREPARE_SED_QUOTE_VARS
+# --------------------------
+# Define a few sed substitution that help us do robust quoting.
+m4_defun([_LT_PREPARE_SED_QUOTE_VARS],
+[# Backslashify metacharacters that are still active within
+# double-quoted strings.
+sed_quote_subst='s/\([["`$\\]]\)/\\\1/g'
+
+# Same as above, but do not quote variable references.
+double_quote_subst='s/\([["`\\]]\)/\\\1/g'
+
+# Sed substitution to delay expansion of an escaped shell variable in a
+# double_quote_subst'ed string.
+delay_variable_subst='s/\\\\\\\\\\\$/\\\\\\$/g'
+
+# Sed substitution to delay expansion of an escaped single quote.
+delay_single_quote_subst='s/'\''/'\'\\\\\\\'\''/g'
+
+# Sed substitution to avoid accidental globbing in evaled expressions
+no_glob_subst='s/\*/\\\*/g'
+])
+
+# _LT_PROG_LTMAIN
+# ---------------
+# Note that this code is called both from `configure', and `config.status'
+# now that we use AC_CONFIG_COMMANDS to generate libtool.  Notably,
+# `config.status' has no value for ac_aux_dir unless we are using Automake,
+# so we pass a copy along to make sure it has a sensible value anyway.
+m4_defun([_LT_PROG_LTMAIN],
+[m4_ifdef([AC_REQUIRE_AUX_FILE], [AC_REQUIRE_AUX_FILE([ltmain.sh])])dnl
+_LT_CONFIG_LIBTOOL_INIT([ac_aux_dir='$ac_aux_dir'])
+ltmain="$ac_aux_dir/ltmain.sh"
+])# _LT_PROG_LTMAIN
+
+
+## ------------------------------------- ##
+## Accumulate code for creating libtool. ##
+## ------------------------------------- ##
+
+# So that we can recreate a full libtool script including additional
+# tags, we accumulate the chunks of code to send to AC_CONFIG_COMMANDS
+# in macros and then make a single call at the end using the `libtool'
+# label.
+
+
+# _LT_CONFIG_LIBTOOL_INIT([INIT-COMMANDS])
+# ----------------------------------------
+# Register INIT-COMMANDS to be passed to AC_CONFIG_COMMANDS later.
+m4_define([_LT_CONFIG_LIBTOOL_INIT],
+[m4_ifval([$1],
+          [m4_append([_LT_OUTPUT_LIBTOOL_INIT],
+                     [$1
+])])])
+
+# Initialize.
+m4_define([_LT_OUTPUT_LIBTOOL_INIT])
+
+
+# _LT_CONFIG_LIBTOOL([COMMANDS])
+# ------------------------------
+# Register COMMANDS to be passed to AC_CONFIG_COMMANDS later.
+m4_define([_LT_CONFIG_LIBTOOL],
+[m4_ifval([$1],
+          [m4_append([_LT_OUTPUT_LIBTOOL_COMMANDS],
+                     [$1
+])])])
+
+# Initialize.
+m4_define([_LT_OUTPUT_LIBTOOL_COMMANDS])
+
+
+# _LT_CONFIG_SAVE_COMMANDS([COMMANDS], [INIT_COMMANDS])
+# -----------------------------------------------------
+m4_defun([_LT_CONFIG_SAVE_COMMANDS],
+[_LT_CONFIG_LIBTOOL([$1])
+_LT_CONFIG_LIBTOOL_INIT([$2])
+])
+
+
+# _LT_FORMAT_COMMENT([COMMENT])
+# -----------------------------
+# Add leading comment marks to the start of each line, and a trailing
+# full-stop to the whole comment if one is not present already.
+m4_define([_LT_FORMAT_COMMENT],
+[m4_ifval([$1], [
+m4_bpatsubst([m4_bpatsubst([$1], [^ *], [# ])],
+              [['`$\]], [\\\&])]m4_bmatch([$1], [[!?.]$], [], [.])
+)])
+
+
+
+## ------------------------ ##
+## FIXME: Eliminate VARNAME ##
+## ------------------------ ##
+
+
+# _LT_DECL([CONFIGNAME], VARNAME, VALUE, [DESCRIPTION], [IS-TAGGED?])
+# -------------------------------------------------------------------
+# CONFIGNAME is the name given to the value in the libtool script.
+# VARNAME is the (base) name used in the configure script.
+# VALUE may be 0, 1 or 2 for a computed quote escaped value based on
+# VARNAME.  Any other value will be used directly.
+m4_define([_LT_DECL],
+[lt_if_append_uniq([lt_decl_varnames], [$2], [, ],
+    [lt_dict_add_subkey([lt_decl_dict], [$2], [libtool_name],
+	[m4_ifval([$1], [$1], [$2])])
+    lt_dict_add_subkey([lt_decl_dict], [$2], [value], [$3])
+    m4_ifval([$4],
+	[lt_dict_add_subkey([lt_decl_dict], [$2], [description], [$4])])
+    lt_dict_add_subkey([lt_decl_dict], [$2],
+	[tagged?], [m4_ifval([$5], [yes], [no])])])
+])
+
+
+# _LT_TAGDECL([CONFIGNAME], VARNAME, VALUE, [DESCRIPTION])
+# --------------------------------------------------------
+m4_define([_LT_TAGDECL], [_LT_DECL([$1], [$2], [$3], [$4], [yes])])
+
+
+# lt_decl_tag_varnames([SEPARATOR], [VARNAME1...])
+# ------------------------------------------------
+m4_define([lt_decl_tag_varnames],
+[_lt_decl_filter([tagged?], [yes], $@)])
+
+
+# _lt_decl_filter(SUBKEY, VALUE, [SEPARATOR], [VARNAME1..])
+# ---------------------------------------------------------
+m4_define([_lt_decl_filter],
+[m4_case([$#],
+  [0], [m4_fatal([$0: too few arguments: $#])],
+  [1], [m4_fatal([$0: too few arguments: $#: $1])],
+  [2], [lt_dict_filter([lt_decl_dict], [$1], [$2], [], lt_decl_varnames)],
+  [3], [lt_dict_filter([lt_decl_dict], [$1], [$2], [$3], lt_decl_varnames)],
+  [lt_dict_filter([lt_decl_dict], $@)])[]dnl
+])
+
+
+# lt_decl_quote_varnames([SEPARATOR], [VARNAME1...])
+# --------------------------------------------------
+m4_define([lt_decl_quote_varnames],
+[_lt_decl_filter([value], [1], $@)])
+
+
+# lt_decl_dquote_varnames([SEPARATOR], [VARNAME1...])
+# ---------------------------------------------------
+m4_define([lt_decl_dquote_varnames],
+[_lt_decl_filter([value], [2], $@)])
+
+
+# lt_decl_varnames_tagged([SEPARATOR], [VARNAME1...])
+# ---------------------------------------------------
+m4_define([lt_decl_varnames_tagged],
+[m4_assert([$# <= 2])dnl
+_$0(m4_quote(m4_default([$1], [[, ]])),
+    m4_ifval([$2], [[$2]], [m4_dquote(lt_decl_tag_varnames)]),
+    m4_split(m4_normalize(m4_quote(_LT_TAGS)), [ ]))])
+m4_define([_lt_decl_varnames_tagged],
+[m4_ifval([$3], [lt_combine([$1], [$2], [_], $3)])])
+
+
+# lt_decl_all_varnames([SEPARATOR], [VARNAME1...])
+# ------------------------------------------------
+m4_define([lt_decl_all_varnames],
+[_$0(m4_quote(m4_default([$1], [[, ]])),
+     m4_if([$2], [],
+	   m4_quote(lt_decl_varnames),
+	m4_quote(m4_shift($@))))[]dnl
+])
+m4_define([_lt_decl_all_varnames],
+[lt_join($@, lt_decl_varnames_tagged([$1],
+			lt_decl_tag_varnames([[, ]], m4_shift($@))))dnl
+])
+
+
+# _LT_CONFIG_STATUS_DECLARE([VARNAME])
+# ------------------------------------
+# Quote a variable value, and forward it to `config.status' so that its
+# declaration there will have the same value as in `configure'.  VARNAME
+# must have a single quote delimited value for this to work.
+m4_define([_LT_CONFIG_STATUS_DECLARE],
+[$1='`$ECHO "$][$1" | $SED "$delay_single_quote_subst"`'])
+
+
+# _LT_CONFIG_STATUS_DECLARATIONS
+# ------------------------------
+# We delimit libtool config variables with single quotes, so when
+# we write them to config.status, we have to be sure to quote all
+# embedded single quotes properly.  In configure, this macro expands
+# each variable declared with _LT_DECL (and _LT_TAGDECL) into:
+#
+#    <var>='`$ECHO "$<var>" | $SED "$delay_single_quote_subst"`'
+m4_defun([_LT_CONFIG_STATUS_DECLARATIONS],
+[m4_foreach([_lt_var], m4_quote(lt_decl_all_varnames),
+    [m4_n([_LT_CONFIG_STATUS_DECLARE(_lt_var)])])])
+
+
+# _LT_LIBTOOL_TAGS
+# ----------------
+# Output comment and list of tags supported by the script
+m4_defun([_LT_LIBTOOL_TAGS],
+[_LT_FORMAT_COMMENT([The names of the tagged configurations supported by this script])dnl
+available_tags="_LT_TAGS"dnl
+])
+
+
+# _LT_LIBTOOL_DECLARE(VARNAME, [TAG])
+# -----------------------------------
+# Extract the dictionary values for VARNAME (optionally with TAG) and
+# expand to a commented shell variable setting:
+#
+#    # Some comment about what VAR is for.
+#    visible_name=$lt_internal_name
+m4_define([_LT_LIBTOOL_DECLARE],
+[_LT_FORMAT_COMMENT(m4_quote(lt_dict_fetch([lt_decl_dict], [$1],
+					   [description])))[]dnl
+m4_pushdef([_libtool_name],
+    m4_quote(lt_dict_fetch([lt_decl_dict], [$1], [libtool_name])))[]dnl
+m4_case(m4_quote(lt_dict_fetch([lt_decl_dict], [$1], [value])),
+    [0], [_libtool_name=[$]$1],
+    [1], [_libtool_name=$lt_[]$1],
+    [2], [_libtool_name=$lt_[]$1],
+    [_libtool_name=lt_dict_fetch([lt_decl_dict], [$1], [value])])[]dnl
+m4_ifval([$2], [_$2])[]m4_popdef([_libtool_name])[]dnl
+])
+
+
+# _LT_LIBTOOL_CONFIG_VARS
+# -----------------------
+# Produce commented declarations of non-tagged libtool config variables
+# suitable for insertion in the LIBTOOL CONFIG section of the `libtool'
+# script.  Tagged libtool config variables (even for the LIBTOOL CONFIG
+# section) are produced by _LT_LIBTOOL_TAG_VARS.
+m4_defun([_LT_LIBTOOL_CONFIG_VARS],
+[m4_foreach([_lt_var],
+    m4_quote(_lt_decl_filter([tagged?], [no], [], lt_decl_varnames)),
+    [m4_n([_LT_LIBTOOL_DECLARE(_lt_var)])])])
+
+
+# _LT_LIBTOOL_TAG_VARS(TAG)
+# -------------------------
+m4_define([_LT_LIBTOOL_TAG_VARS],
+[m4_foreach([_lt_var], m4_quote(lt_decl_tag_varnames),
+    [m4_n([_LT_LIBTOOL_DECLARE(_lt_var, [$1])])])])
+
+
+# _LT_TAGVAR(VARNAME, [TAGNAME])
+# ------------------------------
+m4_define([_LT_TAGVAR], [m4_ifval([$2], [$1_$2], [$1])])
+
+
+# _LT_CONFIG_COMMANDS
+# -------------------
+# Send accumulated output to $CONFIG_STATUS.  Thanks to the lists of
+# variables for single and double quote escaping we saved from calls
+# to _LT_DECL, we can put quote escaped variables declarations
+# into `config.status', and then the shell code to quote escape them in
+# for loops in `config.status'.  Finally, any additional code accumulated
+# from calls to _LT_CONFIG_LIBTOOL_INIT is expanded.
+m4_defun([_LT_CONFIG_COMMANDS],
+[AC_PROVIDE_IFELSE([LT_OUTPUT],
+	dnl If the libtool generation code has been placed in $CONFIG_LT,
+	dnl instead of duplicating it all over again into config.status,
+	dnl then we will have config.status run $CONFIG_LT later, so it
+	dnl needs to know what name is stored there:
+        [AC_CONFIG_COMMANDS([libtool],
+            [$SHELL $CONFIG_LT || AS_EXIT(1)], [CONFIG_LT='$CONFIG_LT'])],
+    dnl If the libtool generation code is destined for config.status,
+    dnl expand the accumulated commands and init code now:
+    [AC_CONFIG_COMMANDS([libtool],
+        [_LT_OUTPUT_LIBTOOL_COMMANDS], [_LT_OUTPUT_LIBTOOL_COMMANDS_INIT])])
+])#_LT_CONFIG_COMMANDS
+
+
+# Initialize.
+m4_define([_LT_OUTPUT_LIBTOOL_COMMANDS_INIT],
+[
+
+# The HP-UX ksh and POSIX shell print the target directory to stdout
+# if CDPATH is set.
+(unset CDPATH) >/dev/null 2>&1 && unset CDPATH
+
+sed_quote_subst='$sed_quote_subst'
+double_quote_subst='$double_quote_subst'
+delay_variable_subst='$delay_variable_subst'
+_LT_CONFIG_STATUS_DECLARATIONS
+LTCC='$LTCC'
+LTCFLAGS='$LTCFLAGS'
+compiler='$compiler_DEFAULT'
+
+# A function that is used when there is no print builtin or printf.
+func_fallback_echo ()
+{
+  eval 'cat <<_LTECHO_EOF
+\$[]1
+_LTECHO_EOF'
+}
+
+# Quote evaled strings.
+for var in lt_decl_all_varnames([[ \
+]], lt_decl_quote_varnames); do
+    case \`eval \\\\\$ECHO \\\\""\\\\\$\$var"\\\\"\` in
+    *[[\\\\\\\`\\"\\\$]]*)
+      eval "lt_\$var=\\\\\\"\\\`\\\$ECHO \\"\\\$\$var\\" | \\\$SED \\"\\\$sed_quote_subst\\"\\\`\\\\\\""
+      ;;
+    *)
+      eval "lt_\$var=\\\\\\"\\\$\$var\\\\\\""
+      ;;
+    esac
+done
+
+# Double-quote double-evaled strings.
+for var in lt_decl_all_varnames([[ \
+]], lt_decl_dquote_varnames); do
+    case \`eval \\\\\$ECHO \\\\""\\\\\$\$var"\\\\"\` in
+    *[[\\\\\\\`\\"\\\$]]*)
+      eval "lt_\$var=\\\\\\"\\\`\\\$ECHO \\"\\\$\$var\\" | \\\$SED -e \\"\\\$double_quote_subst\\" -e \\"\\\$sed_quote_subst\\" -e \\"\\\$delay_variable_subst\\"\\\`\\\\\\""
+      ;;
+    *)
+      eval "lt_\$var=\\\\\\"\\\$\$var\\\\\\""
+      ;;
+    esac
+done
+
+_LT_OUTPUT_LIBTOOL_INIT
+])
+
+# _LT_GENERATED_FILE_INIT(FILE, [COMMENT])
+# ------------------------------------
+# Generate a child script FILE with all initialization necessary to
+# reuse the environment learned by the parent script, and make the
+# file executable.  If COMMENT is supplied, it is inserted after the
+# `#!' sequence but before initialization text begins.  After this
+# macro, additional text can be appended to FILE to form the body of
+# the child script.  The macro ends with non-zero status if the
+# file could not be fully written (such as if the disk is full).
+m4_ifdef([AS_INIT_GENERATED],
+[m4_defun([_LT_GENERATED_FILE_INIT],[AS_INIT_GENERATED($@)])],
+[m4_defun([_LT_GENERATED_FILE_INIT],
+[m4_require([AS_PREPARE])]dnl
+[m4_pushdef([AS_MESSAGE_LOG_FD])]dnl
+[lt_write_fail=0
+cat >$1 <<_ASEOF || lt_write_fail=1
+#! $SHELL
+# Generated by $as_me.
+$2
+SHELL=\${CONFIG_SHELL-$SHELL}
+export SHELL
+_ASEOF
+cat >>$1 <<\_ASEOF || lt_write_fail=1
+AS_SHELL_SANITIZE
+_AS_PREPARE
+exec AS_MESSAGE_FD>&1
+_ASEOF
+test $lt_write_fail = 0 && chmod +x $1[]dnl
+m4_popdef([AS_MESSAGE_LOG_FD])])])# _LT_GENERATED_FILE_INIT
+
+# LT_OUTPUT
+# ---------
+# This macro allows early generation of the libtool script (before
+# AC_OUTPUT is called), incase it is used in configure for compilation
+# tests.
+AC_DEFUN([LT_OUTPUT],
+[: ${CONFIG_LT=./config.lt}
+AC_MSG_NOTICE([creating $CONFIG_LT])
+_LT_GENERATED_FILE_INIT(["$CONFIG_LT"],
+[# Run this file to recreate a libtool stub with the current configuration.])
+
+cat >>"$CONFIG_LT" <<\_LTEOF
+lt_cl_silent=false
+exec AS_MESSAGE_LOG_FD>>config.log
+{
+  echo
+  AS_BOX([Running $as_me.])
+} >&AS_MESSAGE_LOG_FD
+
+lt_cl_help="\
+\`$as_me' creates a local libtool stub from the current configuration,
+for use in further configure time tests before the real libtool is
+generated.
+
+Usage: $[0] [[OPTIONS]]
+
+  -h, --help      print this help, then exit
+  -V, --version   print version number, then exit
+  -q, --quiet     do not print progress messages
+  -d, --debug     don't remove temporary files
+
+Report bugs to <bug-libtool at gnu.org>."
+
+lt_cl_version="\
+m4_ifset([AC_PACKAGE_NAME], [AC_PACKAGE_NAME ])config.lt[]dnl
+m4_ifset([AC_PACKAGE_VERSION], [ AC_PACKAGE_VERSION])
+configured by $[0], generated by m4_PACKAGE_STRING.
+
+Copyright (C) 2011 Free Software Foundation, Inc.
+This config.lt script is free software; the Free Software Foundation
+gives unlimited permision to copy, distribute and modify it."
+
+while test $[#] != 0
+do
+  case $[1] in
+    --version | --v* | -V )
+      echo "$lt_cl_version"; exit 0 ;;
+    --help | --h* | -h )
+      echo "$lt_cl_help"; exit 0 ;;
+    --debug | --d* | -d )
+      debug=: ;;
+    --quiet | --q* | --silent | --s* | -q )
+      lt_cl_silent=: ;;
+
+    -*) AC_MSG_ERROR([unrecognized option: $[1]
+Try \`$[0] --help' for more information.]) ;;
+
+    *) AC_MSG_ERROR([unrecognized argument: $[1]
+Try \`$[0] --help' for more information.]) ;;
+  esac
+  shift
+done
+
+if $lt_cl_silent; then
+  exec AS_MESSAGE_FD>/dev/null
+fi
+_LTEOF
+
+cat >>"$CONFIG_LT" <<_LTEOF
+_LT_OUTPUT_LIBTOOL_COMMANDS_INIT
+_LTEOF
+
+cat >>"$CONFIG_LT" <<\_LTEOF
+AC_MSG_NOTICE([creating $ofile])
+_LT_OUTPUT_LIBTOOL_COMMANDS
+AS_EXIT(0)
+_LTEOF
+chmod +x "$CONFIG_LT"
+
+# configure is writing to config.log, but config.lt does its own redirection,
+# appending to config.log, which fails on DOS, as config.log is still kept
+# open by configure.  Here we exec the FD to /dev/null, effectively closing
+# config.log, so it can be properly (re)opened and appended to by config.lt.
+lt_cl_success=:
+test "$silent" = yes &&
+  lt_config_lt_args="$lt_config_lt_args --quiet"
+exec AS_MESSAGE_LOG_FD>/dev/null
+$SHELL "$CONFIG_LT" $lt_config_lt_args || lt_cl_success=false
+exec AS_MESSAGE_LOG_FD>>config.log
+$lt_cl_success || AS_EXIT(1)
+])# LT_OUTPUT
+
+
+# _LT_CONFIG(TAG)
+# ---------------
+# If TAG is the built-in tag, create an initial libtool script with a
+# default configuration from the untagged config vars.  Otherwise add code
+# to config.status for appending the configuration named by TAG from the
+# matching tagged config vars.
+m4_defun([_LT_CONFIG],
+[m4_require([_LT_FILEUTILS_DEFAULTS])dnl
+_LT_CONFIG_SAVE_COMMANDS([
+  m4_define([_LT_TAG], m4_if([$1], [], [C], [$1]))dnl
+  m4_if(_LT_TAG, [C], [
+    # See if we are running on zsh, and set the options which allow our
+    # commands through without removal of \ escapes.
+    if test -n "${ZSH_VERSION+set}" ; then
+      setopt NO_GLOB_SUBST
+    fi
+
+    cfgfile="${ofile}T"
+    trap "$RM \"$cfgfile\"; exit 1" 1 2 15
+    $RM "$cfgfile"
+
+    cat <<_LT_EOF >> "$cfgfile"
+#! $SHELL
+
+# `$ECHO "$ofile" | sed 's%^.*/%%'` - Provide generalized library-building support services.
+# Generated automatically by $as_me ($PACKAGE$TIMESTAMP) $VERSION
+# Libtool was configured on host `(hostname || uname -n) 2>/dev/null | sed 1q`:
+# NOTE: Changes made to this file will be lost: look at ltmain.sh.
+#
+_LT_COPYING
+_LT_LIBTOOL_TAGS
+
+# ### BEGIN LIBTOOL CONFIG
+_LT_LIBTOOL_CONFIG_VARS
+_LT_LIBTOOL_TAG_VARS
+# ### END LIBTOOL CONFIG
+
+_LT_EOF
+
+  case $host_os in
+  aix3*)
+    cat <<\_LT_EOF >> "$cfgfile"
+# AIX sometimes has problems with the GCC collect2 program.  For some
+# reason, if we set the COLLECT_NAMES environment variable, the problems
+# vanish in a puff of smoke.
+if test "X${COLLECT_NAMES+set}" != Xset; then
+  COLLECT_NAMES=
+  export COLLECT_NAMES
+fi
+_LT_EOF
+    ;;
+  esac
+
+  _LT_PROG_LTMAIN
+
+  # We use sed instead of cat because bash on DJGPP gets confused if
+  # if finds mixed CR/LF and LF-only lines.  Since sed operates in
+  # text mode, it properly converts lines to CR/LF.  This bash problem
+  # is reportedly fixed, but why not run on old versions too?
+  sed '$q' "$ltmain" >> "$cfgfile" \
+     || (rm -f "$cfgfile"; exit 1)
+
+  _LT_PROG_REPLACE_SHELLFNS
+
+   mv -f "$cfgfile" "$ofile" ||
+    (rm -f "$ofile" && cp "$cfgfile" "$ofile" && rm -f "$cfgfile")
+  chmod +x "$ofile"
+],
+[cat <<_LT_EOF >> "$ofile"
+
+dnl Unfortunately we have to use $1 here, since _LT_TAG is not expanded
+dnl in a comment (ie after a #).
+# ### BEGIN LIBTOOL TAG CONFIG: $1
+_LT_LIBTOOL_TAG_VARS(_LT_TAG)
+# ### END LIBTOOL TAG CONFIG: $1
+_LT_EOF
+])dnl /m4_if
+],
+[m4_if([$1], [], [
+    PACKAGE='$PACKAGE'
+    VERSION='$VERSION'
+    TIMESTAMP='$TIMESTAMP'
+    RM='$RM'
+    ofile='$ofile'], [])
+])dnl /_LT_CONFIG_SAVE_COMMANDS
+])# _LT_CONFIG
+
+
+# LT_SUPPORTED_TAG(TAG)
+# ---------------------
+# Trace this macro to discover what tags are supported by the libtool
+# --tag option, using:
+#    autoconf --trace 'LT_SUPPORTED_TAG:$1'
+AC_DEFUN([LT_SUPPORTED_TAG], [])
+
+
+# C support is built-in for now
+m4_define([_LT_LANG_C_enabled], [])
+m4_define([_LT_TAGS], [])
+
+
+# LT_LANG(LANG)
+# -------------
+# Enable libtool support for the given language if not already enabled.
+AC_DEFUN([LT_LANG],
+[AC_BEFORE([$0], [LT_OUTPUT])dnl
+m4_case([$1],
+  [C],			[_LT_LANG(C)],
+  [C++],		[_LT_LANG(CXX)],
+  [Go],			[_LT_LANG(GO)],
+  [Java],		[_LT_LANG(GCJ)],
+  [Fortran 77],		[_LT_LANG(F77)],
+  [Fortran],		[_LT_LANG(FC)],
+  [Windows Resource],	[_LT_LANG(RC)],
+  [m4_ifdef([_LT_LANG_]$1[_CONFIG],
+    [_LT_LANG($1)],
+    [m4_fatal([$0: unsupported language: "$1"])])])dnl
+])# LT_LANG
+
+
+# _LT_LANG(LANGNAME)
+# ------------------
+m4_defun([_LT_LANG],
+[m4_ifdef([_LT_LANG_]$1[_enabled], [],
+  [LT_SUPPORTED_TAG([$1])dnl
+  m4_append([_LT_TAGS], [$1 ])dnl
+  m4_define([_LT_LANG_]$1[_enabled], [])dnl
+  _LT_LANG_$1_CONFIG($1)])dnl
+])# _LT_LANG
+
+
+m4_ifndef([AC_PROG_GO], [
+############################################################
+# NOTE: This macro has been submitted for inclusion into   #
+#  GNU Autoconf as AC_PROG_GO.  When it is available in    #
+#  a released version of Autoconf we should remove this    #
+#  macro and use it instead.                               #
+############################################################
+m4_defun([AC_PROG_GO],
+[AC_LANG_PUSH(Go)dnl
+AC_ARG_VAR([GOC],     [Go compiler command])dnl
+AC_ARG_VAR([GOFLAGS], [Go compiler flags])dnl
+_AC_ARG_VAR_LDFLAGS()dnl
+AC_CHECK_TOOL(GOC, gccgo)
+if test -z "$GOC"; then
+  if test -n "$ac_tool_prefix"; then
+    AC_CHECK_PROG(GOC, [${ac_tool_prefix}gccgo], [${ac_tool_prefix}gccgo])
+  fi
+fi
+if test -z "$GOC"; then
+  AC_CHECK_PROG(GOC, gccgo, gccgo, false)
+fi
+])#m4_defun
+])#m4_ifndef
+
+
+# _LT_LANG_DEFAULT_CONFIG
+# -----------------------
+m4_defun([_LT_LANG_DEFAULT_CONFIG],
+[AC_PROVIDE_IFELSE([AC_PROG_CXX],
+  [LT_LANG(CXX)],
+  [m4_define([AC_PROG_CXX], defn([AC_PROG_CXX])[LT_LANG(CXX)])])
+
+AC_PROVIDE_IFELSE([AC_PROG_F77],
+  [LT_LANG(F77)],
+  [m4_define([AC_PROG_F77], defn([AC_PROG_F77])[LT_LANG(F77)])])
+
+AC_PROVIDE_IFELSE([AC_PROG_FC],
+  [LT_LANG(FC)],
+  [m4_define([AC_PROG_FC], defn([AC_PROG_FC])[LT_LANG(FC)])])
+
+dnl The call to [A][M_PROG_GCJ] is quoted like that to stop aclocal
+dnl pulling things in needlessly.
+AC_PROVIDE_IFELSE([AC_PROG_GCJ],
+  [LT_LANG(GCJ)],
+  [AC_PROVIDE_IFELSE([A][M_PROG_GCJ],
+    [LT_LANG(GCJ)],
+    [AC_PROVIDE_IFELSE([LT_PROG_GCJ],
+      [LT_LANG(GCJ)],
+      [m4_ifdef([AC_PROG_GCJ],
+	[m4_define([AC_PROG_GCJ], defn([AC_PROG_GCJ])[LT_LANG(GCJ)])])
+       m4_ifdef([A][M_PROG_GCJ],
+	[m4_define([A][M_PROG_GCJ], defn([A][M_PROG_GCJ])[LT_LANG(GCJ)])])
+       m4_ifdef([LT_PROG_GCJ],
+	[m4_define([LT_PROG_GCJ], defn([LT_PROG_GCJ])[LT_LANG(GCJ)])])])])])
+
+AC_PROVIDE_IFELSE([AC_PROG_GO],
+  [LT_LANG(GO)],
+  [m4_define([AC_PROG_GO], defn([AC_PROG_GO])[LT_LANG(GO)])])
+
+AC_PROVIDE_IFELSE([LT_PROG_RC],
+  [LT_LANG(RC)],
+  [m4_define([LT_PROG_RC], defn([LT_PROG_RC])[LT_LANG(RC)])])
+])# _LT_LANG_DEFAULT_CONFIG
+
+# Obsolete macros:
+AU_DEFUN([AC_LIBTOOL_CXX], [LT_LANG(C++)])
+AU_DEFUN([AC_LIBTOOL_F77], [LT_LANG(Fortran 77)])
+AU_DEFUN([AC_LIBTOOL_FC], [LT_LANG(Fortran)])
+AU_DEFUN([AC_LIBTOOL_GCJ], [LT_LANG(Java)])
+AU_DEFUN([AC_LIBTOOL_RC], [LT_LANG(Windows Resource)])
+dnl aclocal-1.4 backwards compatibility:
+dnl AC_DEFUN([AC_LIBTOOL_CXX], [])
+dnl AC_DEFUN([AC_LIBTOOL_F77], [])
+dnl AC_DEFUN([AC_LIBTOOL_FC], [])
+dnl AC_DEFUN([AC_LIBTOOL_GCJ], [])
+dnl AC_DEFUN([AC_LIBTOOL_RC], [])
+
+
+# _LT_TAG_COMPILER
+# ----------------
+m4_defun([_LT_TAG_COMPILER],
+[AC_REQUIRE([AC_PROG_CC])dnl
+
+_LT_DECL([LTCC], [CC], [1], [A C compiler])dnl
+_LT_DECL([LTCFLAGS], [CFLAGS], [1], [LTCC compiler flags])dnl
+_LT_TAGDECL([CC], [compiler], [1], [A language specific compiler])dnl
+_LT_TAGDECL([with_gcc], [GCC], [0], [Is the compiler the GNU compiler?])dnl
+
+# If no C compiler was specified, use CC.
+LTCC=${LTCC-"$CC"}
+
+# If no C compiler flags were specified, use CFLAGS.
+LTCFLAGS=${LTCFLAGS-"$CFLAGS"}
+
+# Allow CC to be a program name with arguments.
+compiler=$CC
+])# _LT_TAG_COMPILER
+
+
+# _LT_COMPILER_BOILERPLATE
+# ------------------------
+# Check for compiler boilerplate output or warnings with
+# the simple compiler test code.
+m4_defun([_LT_COMPILER_BOILERPLATE],
+[m4_require([_LT_DECL_SED])dnl
+ac_outfile=conftest.$ac_objext
+echo "$lt_simple_compile_test_code" >conftest.$ac_ext
+eval "$ac_compile" 2>&1 >/dev/null | $SED '/^$/d; /^ *+/d' >conftest.err
+_lt_compiler_boilerplate=`cat conftest.err`
+$RM conftest*
+])# _LT_COMPILER_BOILERPLATE
+
+
+# _LT_LINKER_BOILERPLATE
+# ----------------------
+# Check for linker boilerplate output or warnings with
+# the simple link test code.
+m4_defun([_LT_LINKER_BOILERPLATE],
+[m4_require([_LT_DECL_SED])dnl
+ac_outfile=conftest.$ac_objext
+echo "$lt_simple_link_test_code" >conftest.$ac_ext
+eval "$ac_link" 2>&1 >/dev/null | $SED '/^$/d; /^ *+/d' >conftest.err
+_lt_linker_boilerplate=`cat conftest.err`
+$RM -r conftest*
+])# _LT_LINKER_BOILERPLATE
+
+# _LT_REQUIRED_DARWIN_CHECKS
+# -------------------------
+m4_defun_once([_LT_REQUIRED_DARWIN_CHECKS],[
+  case $host_os in
+    rhapsody* | darwin*)
+    AC_CHECK_TOOL([DSYMUTIL], [dsymutil], [:])
+    AC_CHECK_TOOL([NMEDIT], [nmedit], [:])
+    AC_CHECK_TOOL([LIPO], [lipo], [:])
+    AC_CHECK_TOOL([OTOOL], [otool], [:])
+    AC_CHECK_TOOL([OTOOL64], [otool64], [:])
+    _LT_DECL([], [DSYMUTIL], [1],
+      [Tool to manipulate archived DWARF debug symbol files on Mac OS X])
+    _LT_DECL([], [NMEDIT], [1],
+      [Tool to change global to local symbols on Mac OS X])
+    _LT_DECL([], [LIPO], [1],
+      [Tool to manipulate fat objects and archives on Mac OS X])
+    _LT_DECL([], [OTOOL], [1],
+      [ldd/readelf like tool for Mach-O binaries on Mac OS X])
+    _LT_DECL([], [OTOOL64], [1],
+      [ldd/readelf like tool for 64 bit Mach-O binaries on Mac OS X 10.4])
+
+    AC_CACHE_CHECK([for -single_module linker flag],[lt_cv_apple_cc_single_mod],
+      [lt_cv_apple_cc_single_mod=no
+      if test -z "${LT_MULTI_MODULE}"; then
+	# By default we will add the -single_module flag. You can override
+	# by either setting the environment variable LT_MULTI_MODULE
+	# non-empty at configure time, or by adding -multi_module to the
+	# link flags.
+	rm -rf libconftest.dylib*
+	echo "int foo(void){return 1;}" > conftest.c
+	echo "$LTCC $LTCFLAGS $LDFLAGS -o libconftest.dylib \
+-dynamiclib -Wl,-single_module conftest.c" >&AS_MESSAGE_LOG_FD
+	$LTCC $LTCFLAGS $LDFLAGS -o libconftest.dylib \
+	  -dynamiclib -Wl,-single_module conftest.c 2>conftest.err
+        _lt_result=$?
+	# If there is a non-empty error log, and "single_module"
+	# appears in it, assume the flag caused a linker warning
+        if test -s conftest.err && $GREP single_module conftest.err; then
+	  cat conftest.err >&AS_MESSAGE_LOG_FD
+	# Otherwise, if the output was created with a 0 exit code from
+	# the compiler, it worked.
+	elif test -f libconftest.dylib && test $_lt_result -eq 0; then
+	  lt_cv_apple_cc_single_mod=yes
+	else
+	  cat conftest.err >&AS_MESSAGE_LOG_FD
+	fi
+	rm -rf libconftest.dylib*
+	rm -f conftest.*
+      fi])
+
+    AC_CACHE_CHECK([for -exported_symbols_list linker flag],
+      [lt_cv_ld_exported_symbols_list],
+      [lt_cv_ld_exported_symbols_list=no
+      save_LDFLAGS=$LDFLAGS
+      echo "_main" > conftest.sym
+      LDFLAGS="$LDFLAGS -Wl,-exported_symbols_list,conftest.sym"
+      AC_LINK_IFELSE([AC_LANG_PROGRAM([],[])],
+	[lt_cv_ld_exported_symbols_list=yes],
+	[lt_cv_ld_exported_symbols_list=no])
+	LDFLAGS="$save_LDFLAGS"
+    ])
+
+    AC_CACHE_CHECK([for -force_load linker flag],[lt_cv_ld_force_load],
+      [lt_cv_ld_force_load=no
+      cat > conftest.c << _LT_EOF
+int forced_loaded() { return 2;}
+_LT_EOF
+      echo "$LTCC $LTCFLAGS -c -o conftest.o conftest.c" >&AS_MESSAGE_LOG_FD
+      $LTCC $LTCFLAGS -c -o conftest.o conftest.c 2>&AS_MESSAGE_LOG_FD
+      echo "$AR cru libconftest.a conftest.o" >&AS_MESSAGE_LOG_FD
+      $AR cru libconftest.a conftest.o 2>&AS_MESSAGE_LOG_FD
+      echo "$RANLIB libconftest.a" >&AS_MESSAGE_LOG_FD
+      $RANLIB libconftest.a 2>&AS_MESSAGE_LOG_FD
+      cat > conftest.c << _LT_EOF
+int main() { return 0;}
+_LT_EOF
+      echo "$LTCC $LTCFLAGS $LDFLAGS -o conftest conftest.c -Wl,-force_load,./libconftest.a" >&AS_MESSAGE_LOG_FD
+      $LTCC $LTCFLAGS $LDFLAGS -o conftest conftest.c -Wl,-force_load,./libconftest.a 2>conftest.err
+      _lt_result=$?
+      if test -s conftest.err && $GREP force_load conftest.err; then
+	cat conftest.err >&AS_MESSAGE_LOG_FD
+      elif test -f conftest && test $_lt_result -eq 0 && $GREP forced_load conftest >/dev/null 2>&1 ; then
+	lt_cv_ld_force_load=yes
+      else
+	cat conftest.err >&AS_MESSAGE_LOG_FD
+      fi
+        rm -f conftest.err libconftest.a conftest conftest.c
+        rm -rf conftest.dSYM
+    ])
+    case $host_os in
+    rhapsody* | darwin1.[[012]])
+      _lt_dar_allow_undefined='${wl}-undefined ${wl}suppress' ;;
+    darwin1.*)
+      _lt_dar_allow_undefined='${wl}-flat_namespace ${wl}-undefined ${wl}suppress' ;;
+    darwin*) # darwin 5.x on
+      # if running on 10.5 or later, the deployment target defaults
+      # to the OS version, if on x86, and 10.4, the deployment
+      # target defaults to 10.4. Don't you love it?
+      case ${MACOSX_DEPLOYMENT_TARGET-10.0},$host in
+	10.0,*86*-darwin8*|10.0,*-darwin[[91]]*)
+	  _lt_dar_allow_undefined='${wl}-undefined ${wl}dynamic_lookup' ;;
+	10.[[012]]*)
+	  _lt_dar_allow_undefined='${wl}-flat_namespace ${wl}-undefined ${wl}suppress' ;;
+	10.*)
+	  _lt_dar_allow_undefined='${wl}-undefined ${wl}dynamic_lookup' ;;
+      esac
+    ;;
+  esac
+    if test "$lt_cv_apple_cc_single_mod" = "yes"; then
+      _lt_dar_single_mod='$single_module'
+    fi
+    if test "$lt_cv_ld_exported_symbols_list" = "yes"; then
+      _lt_dar_export_syms=' ${wl}-exported_symbols_list,$output_objdir/${libname}-symbols.expsym'
+    else
+      _lt_dar_export_syms='~$NMEDIT -s $output_objdir/${libname}-symbols.expsym ${lib}'
+    fi
+    if test "$DSYMUTIL" != ":" && test "$lt_cv_ld_force_load" = "no"; then
+      _lt_dsymutil='~$DSYMUTIL $lib || :'
+    else
+      _lt_dsymutil=
+    fi
+    ;;
+  esac
+])
+
+
+# _LT_DARWIN_LINKER_FEATURES([TAG])
+# ---------------------------------
+# Checks for linker and compiler features on darwin
+m4_defun([_LT_DARWIN_LINKER_FEATURES],
+[
+  m4_require([_LT_REQUIRED_DARWIN_CHECKS])
+  _LT_TAGVAR(archive_cmds_need_lc, $1)=no
+  _LT_TAGVAR(hardcode_direct, $1)=no
+  _LT_TAGVAR(hardcode_automatic, $1)=yes
+  _LT_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
+  if test "$lt_cv_ld_force_load" = "yes"; then
+    _LT_TAGVAR(whole_archive_flag_spec, $1)='`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience ${wl}-force_load,$conv\"; done; func_echo_all \"$new_convenience\"`'
+    m4_case([$1], [F77], [_LT_TAGVAR(compiler_needs_object, $1)=yes],
+                  [FC],  [_LT_TAGVAR(compiler_needs_object, $1)=yes])
+  else
+    _LT_TAGVAR(whole_archive_flag_spec, $1)=''
+  fi
+  _LT_TAGVAR(link_all_deplibs, $1)=yes
+  _LT_TAGVAR(allow_undefined_flag, $1)="$_lt_dar_allow_undefined"
+  case $cc_basename in
+     ifort*) _lt_dar_can_shared=yes ;;
+     *) _lt_dar_can_shared=$GCC ;;
+  esac
+  if test "$_lt_dar_can_shared" = "yes"; then
+    output_verbose_link_cmd=func_echo_all
+    _LT_TAGVAR(archive_cmds, $1)="\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$libobjs \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring $_lt_dar_single_mod${_lt_dsymutil}"
+    _LT_TAGVAR(module_cmds, $1)="\$CC \$allow_undefined_flag -o \$lib -bundle \$libobjs \$deplibs \$compiler_flags${_lt_dsymutil}"
+    _LT_TAGVAR(archive_expsym_cmds, $1)="sed 's,^,_,' < \$export_symbols > \$output_objdir/\${libname}-symbols.expsym~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$libobjs \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring ${_lt_dar_single_mod}${_lt_dar_export_syms}${_lt_dsymutil}"
+    _LT_TAGVAR(module_expsym_cmds, $1)="sed -e 's,^,_,' < \$export_symbols > \$output_objdir/\${libname}-symbols.expsym~\$CC \$allow_undefined_flag -o \$lib -bundle \$libobjs \$deplibs \$compiler_flags${_lt_dar_export_syms}${_lt_dsymutil}"
+    m4_if([$1], [CXX],
+[   if test "$lt_cv_apple_cc_single_mod" != "yes"; then
+      _LT_TAGVAR(archive_cmds, $1)="\$CC -r -keep_private_externs -nostdlib -o \${lib}-master.o \$libobjs~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \${lib}-master.o \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring${_lt_dsymutil}"
+      _LT_TAGVAR(archive_expsym_cmds, $1)="sed 's,^,_,' < \$export_symbols > \$output_objdir/\${libname}-symbols.expsym~\$CC -r -keep_private_externs -nostdlib -o \${lib}-master.o \$libobjs~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \${lib}-master.o \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring${_lt_dar_export_syms}${_lt_dsymutil}"
+    fi
+],[])
+  else
+  _LT_TAGVAR(ld_shlibs, $1)=no
+  fi
+])
+
+# _LT_SYS_MODULE_PATH_AIX([TAGNAME])
+# ----------------------------------
+# Links a minimal program and checks the executable
+# for the system default hardcoded library path. In most cases,
+# this is /usr/lib:/lib, but when the MPI compilers are used
+# the location of the communication and MPI libs are included too.
+# If we don't find anything, use the default library path according
+# to the aix ld manual.
+# Store the results from the different compilers for each TAGNAME.
+# Allow to override them for all tags through lt_cv_aix_libpath.
+m4_defun([_LT_SYS_MODULE_PATH_AIX],
+[m4_require([_LT_DECL_SED])dnl
+if test "${lt_cv_aix_libpath+set}" = set; then
+  aix_libpath=$lt_cv_aix_libpath
+else
+  AC_CACHE_VAL([_LT_TAGVAR([lt_cv_aix_libpath_], [$1])],
+  [AC_LINK_IFELSE([AC_LANG_PROGRAM],[
+  lt_aix_libpath_sed='[
+      /Import File Strings/,/^$/ {
+	  /^0/ {
+	      s/^0  *\([^ ]*\) *$/\1/
+	      p
+	  }
+      }]'
+  _LT_TAGVAR([lt_cv_aix_libpath_], [$1])=`dump -H conftest$ac_exeext 2>/dev/null | $SED -n -e "$lt_aix_libpath_sed"`
+  # Check for a 64-bit object if we didn't find anything.
+  if test -z "$_LT_TAGVAR([lt_cv_aix_libpath_], [$1])"; then
+    _LT_TAGVAR([lt_cv_aix_libpath_], [$1])=`dump -HX64 conftest$ac_exeext 2>/dev/null | $SED -n -e "$lt_aix_libpath_sed"`
+  fi],[])
+  if test -z "$_LT_TAGVAR([lt_cv_aix_libpath_], [$1])"; then
+    _LT_TAGVAR([lt_cv_aix_libpath_], [$1])="/usr/lib:/lib"
+  fi
+  ])
+  aix_libpath=$_LT_TAGVAR([lt_cv_aix_libpath_], [$1])
+fi
+])# _LT_SYS_MODULE_PATH_AIX
+
+
+# _LT_SHELL_INIT(ARG)
+# -------------------
+m4_define([_LT_SHELL_INIT],
+[m4_divert_text([M4SH-INIT], [$1
+])])# _LT_SHELL_INIT
+
+
+
+# _LT_PROG_ECHO_BACKSLASH
+# -----------------------
+# Find how we can fake an echo command that does not interpret backslash.
+# In particular, with Autoconf 2.60 or later we add some code to the start
+# of the generated configure script which will find a shell with a builtin
+# printf (which we can use as an echo command).
+m4_defun([_LT_PROG_ECHO_BACKSLASH],
+[ECHO='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
+ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO
+ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO$ECHO
+
+AC_MSG_CHECKING([how to print strings])
+# Test print first, because it will be a builtin if present.
+if test "X`( print -r -- -n ) 2>/dev/null`" = X-n && \
+   test "X`print -r -- $ECHO 2>/dev/null`" = "X$ECHO"; then
+  ECHO='print -r --'
+elif test "X`printf %s $ECHO 2>/dev/null`" = "X$ECHO"; then
+  ECHO='printf %s\n'
+else
+  # Use this function as a fallback that always works.
+  func_fallback_echo ()
+  {
+    eval 'cat <<_LTECHO_EOF
+$[]1
+_LTECHO_EOF'
+  }
+  ECHO='func_fallback_echo'
+fi
+
+# func_echo_all arg...
+# Invoke $ECHO with all args, space-separated.
+func_echo_all ()
+{
+    $ECHO "$*" 
+}
+
+case "$ECHO" in
+  printf*) AC_MSG_RESULT([printf]) ;;
+  print*) AC_MSG_RESULT([print -r]) ;;
+  *) AC_MSG_RESULT([cat]) ;;
+esac
+
+m4_ifdef([_AS_DETECT_SUGGESTED],
+[_AS_DETECT_SUGGESTED([
+  test -n "${ZSH_VERSION+set}${BASH_VERSION+set}" || (
+    ECHO='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
+    ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO
+    ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO$ECHO
+    PATH=/empty FPATH=/empty; export PATH FPATH
+    test "X`printf %s $ECHO`" = "X$ECHO" \
+      || test "X`print -r -- $ECHO`" = "X$ECHO" )])])
+
+_LT_DECL([], [SHELL], [1], [Shell to use when invoking shell scripts])
+_LT_DECL([], [ECHO], [1], [An echo program that protects backslashes])
+])# _LT_PROG_ECHO_BACKSLASH
+
+
+# _LT_WITH_SYSROOT
+# ----------------
+AC_DEFUN([_LT_WITH_SYSROOT],
+[AC_MSG_CHECKING([for sysroot])
+AC_ARG_WITH([sysroot],
+[  --with-sysroot[=DIR] Search for dependent libraries within DIR
+                        (or the compiler's sysroot if not specified).],
+[], [with_sysroot=no])
+
+dnl lt_sysroot will always be passed unquoted.  We quote it here
+dnl in case the user passed a directory name.
+lt_sysroot=
+case ${with_sysroot} in #(
+ yes)
+   if test "$GCC" = yes; then
+     lt_sysroot=`$CC --print-sysroot 2>/dev/null`
+   fi
+   ;; #(
+ /*)
+   lt_sysroot=`echo "$with_sysroot" | sed -e "$sed_quote_subst"`
+   ;; #(
+ no|'')
+   ;; #(
+ *)
+   AC_MSG_RESULT([${with_sysroot}])
+   AC_MSG_ERROR([The sysroot must be an absolute path.])
+   ;;
+esac
+
+ AC_MSG_RESULT([${lt_sysroot:-no}])
+_LT_DECL([], [lt_sysroot], [0], [The root where to search for ]dnl
+[dependent libraries, and in which our libraries should be installed.])])
+
+# _LT_ENABLE_LOCK
+# ---------------
+m4_defun([_LT_ENABLE_LOCK],
+[AC_ARG_ENABLE([libtool-lock],
+  [AS_HELP_STRING([--disable-libtool-lock],
+    [avoid locking (might break parallel builds)])])
+test "x$enable_libtool_lock" != xno && enable_libtool_lock=yes
+
+# Some flags need to be propagated to the compiler or linker for good
+# libtool support.
+case $host in
+ia64-*-hpux*)
+  # Find out which ABI we are using.
+  echo 'int i;' > conftest.$ac_ext
+  if AC_TRY_EVAL(ac_compile); then
+    case `/usr/bin/file conftest.$ac_objext` in
+      *ELF-32*)
+	HPUX_IA64_MODE="32"
+	;;
+      *ELF-64*)
+	HPUX_IA64_MODE="64"
+	;;
+    esac
+  fi
+  rm -rf conftest*
+  ;;
+*-*-irix6*)
+  # Find out which ABI we are using.
+  echo '[#]line '$LINENO' "configure"' > conftest.$ac_ext
+  if AC_TRY_EVAL(ac_compile); then
+    if test "$lt_cv_prog_gnu_ld" = yes; then
+      case `/usr/bin/file conftest.$ac_objext` in
+	*32-bit*)
+	  LD="${LD-ld} -melf32bsmip"
+	  ;;
+	*N32*)
+	  LD="${LD-ld} -melf32bmipn32"
+	  ;;
+	*64-bit*)
+	  LD="${LD-ld} -melf64bmip"
+	;;
+      esac
+    else
+      case `/usr/bin/file conftest.$ac_objext` in
+	*32-bit*)
+	  LD="${LD-ld} -32"
+	  ;;
+	*N32*)
+	  LD="${LD-ld} -n32"
+	  ;;
+	*64-bit*)
+	  LD="${LD-ld} -64"
+	  ;;
+      esac
+    fi
+  fi
+  rm -rf conftest*
+  ;;
+
+x86_64-*kfreebsd*-gnu|x86_64-*linux*|ppc*-*linux*|powerpc*-*linux*| \
+s390*-*linux*|s390*-*tpf*|sparc*-*linux*)
+  # Find out which ABI we are using.
+  echo 'int i;' > conftest.$ac_ext
+  if AC_TRY_EVAL(ac_compile); then
+    case `/usr/bin/file conftest.o` in
+      *32-bit*)
+	case $host in
+	  x86_64-*kfreebsd*-gnu)
+	    LD="${LD-ld} -m elf_i386_fbsd"
+	    ;;
+	  x86_64-*linux*)
+	    LD="${LD-ld} -m elf_i386"
+	    ;;
+	  ppc64-*linux*|powerpc64-*linux*)
+	    LD="${LD-ld} -m elf32ppclinux"
+	    ;;
+	  s390x-*linux*)
+	    LD="${LD-ld} -m elf_s390"
+	    ;;
+	  sparc64-*linux*)
+	    LD="${LD-ld} -m elf32_sparc"
+	    ;;
+	esac
+	;;
+      *64-bit*)
+	case $host in
+	  x86_64-*kfreebsd*-gnu)
+	    LD="${LD-ld} -m elf_x86_64_fbsd"
+	    ;;
+	  x86_64-*linux*)
+	    LD="${LD-ld} -m elf_x86_64"
+	    ;;
+	  ppc*-*linux*|powerpc*-*linux*)
+	    LD="${LD-ld} -m elf64ppc"
+	    ;;
+	  s390*-*linux*|s390*-*tpf*)
+	    LD="${LD-ld} -m elf64_s390"
+	    ;;
+	  sparc*-*linux*)
+	    LD="${LD-ld} -m elf64_sparc"
+	    ;;
+	esac
+	;;
+    esac
+  fi
+  rm -rf conftest*
+  ;;
+
+*-*-sco3.2v5*)
+  # On SCO OpenServer 5, we need -belf to get full-featured binaries.
+  SAVE_CFLAGS="$CFLAGS"
+  CFLAGS="$CFLAGS -belf"
+  AC_CACHE_CHECK([whether the C compiler needs -belf], lt_cv_cc_needs_belf,
+    [AC_LANG_PUSH(C)
+     AC_LINK_IFELSE([AC_LANG_PROGRAM([[]],[[]])],[lt_cv_cc_needs_belf=yes],[lt_cv_cc_needs_belf=no])
+     AC_LANG_POP])
+  if test x"$lt_cv_cc_needs_belf" != x"yes"; then
+    # this is probably gcc 2.8.0, egcs 1.0 or newer; no need for -belf
+    CFLAGS="$SAVE_CFLAGS"
+  fi
+  ;;
+*-*solaris*)
+  # Find out which ABI we are using.
+  echo 'int i;' > conftest.$ac_ext
+  if AC_TRY_EVAL(ac_compile); then
+    case `/usr/bin/file conftest.o` in
+    *64-bit*)
+      case $lt_cv_prog_gnu_ld in
+      yes*)
+        case $host in
+        i?86-*-solaris*)
+          LD="${LD-ld} -m elf_x86_64"
+          ;;
+        sparc*-*-solaris*)
+          LD="${LD-ld} -m elf64_sparc"
+          ;;
+        esac
+        # GNU ld 2.21 introduced _sol2 emulations.  Use them if available.
+        if ${LD-ld} -V | grep _sol2 >/dev/null 2>&1; then
+          LD="${LD-ld}_sol2"
+        fi
+        ;;
+      *)
+	if ${LD-ld} -64 -r -o conftest2.o conftest.o >/dev/null 2>&1; then
+	  LD="${LD-ld} -64"
+	fi
+	;;
+      esac
+      ;;
+    esac
+  fi
+  rm -rf conftest*
+  ;;
+esac
+
+need_locks="$enable_libtool_lock"
+])# _LT_ENABLE_LOCK
+
+
+# _LT_PROG_AR
+# -----------
+m4_defun([_LT_PROG_AR],
+[AC_CHECK_TOOLS(AR, [ar], false)
+: ${AR=ar}
+: ${AR_FLAGS=cru}
+_LT_DECL([], [AR], [1], [The archiver])
+_LT_DECL([], [AR_FLAGS], [1], [Flags to create an archive])
+
+AC_CACHE_CHECK([for archiver @FILE support], [lt_cv_ar_at_file],
+  [lt_cv_ar_at_file=no
+   AC_COMPILE_IFELSE([AC_LANG_PROGRAM],
+     [echo conftest.$ac_objext > conftest.lst
+      lt_ar_try='$AR $AR_FLAGS libconftest.a @conftest.lst >&AS_MESSAGE_LOG_FD'
+      AC_TRY_EVAL([lt_ar_try])
+      if test "$ac_status" -eq 0; then
+	# Ensure the archiver fails upon bogus file names.
+	rm -f conftest.$ac_objext libconftest.a
+	AC_TRY_EVAL([lt_ar_try])
+	if test "$ac_status" -ne 0; then
+          lt_cv_ar_at_file=@
+        fi
+      fi
+      rm -f conftest.* libconftest.a
+     ])
+  ])
+
+if test "x$lt_cv_ar_at_file" = xno; then
+  archiver_list_spec=
+else
+  archiver_list_spec=$lt_cv_ar_at_file
+fi
+_LT_DECL([], [archiver_list_spec], [1],
+  [How to feed a file listing to the archiver])
+])# _LT_PROG_AR
+
+
+# _LT_CMD_OLD_ARCHIVE
+# -------------------
+m4_defun([_LT_CMD_OLD_ARCHIVE],
+[_LT_PROG_AR
+
+AC_CHECK_TOOL(STRIP, strip, :)
+test -z "$STRIP" && STRIP=:
+_LT_DECL([], [STRIP], [1], [A symbol stripping program])
+
+AC_CHECK_TOOL(RANLIB, ranlib, :)
+test -z "$RANLIB" && RANLIB=:
+_LT_DECL([], [RANLIB], [1],
+    [Commands used to install an old-style archive])
+
+# Determine commands to create old-style static archives.
+old_archive_cmds='$AR $AR_FLAGS $oldlib$oldobjs'
+old_postinstall_cmds='chmod 644 $oldlib'
+old_postuninstall_cmds=
+
+if test -n "$RANLIB"; then
+  case $host_os in
+  openbsd*)
+    old_postinstall_cmds="$old_postinstall_cmds~\$RANLIB -t \$tool_oldlib"
+    ;;
+  *)
+    old_postinstall_cmds="$old_postinstall_cmds~\$RANLIB \$tool_oldlib"
+    ;;
+  esac
+  old_archive_cmds="$old_archive_cmds~\$RANLIB \$tool_oldlib"
+fi
+
+case $host_os in
+  darwin*)
+    lock_old_archive_extraction=yes ;;
+  *)
+    lock_old_archive_extraction=no ;;
+esac
+_LT_DECL([], [old_postinstall_cmds], [2])
+_LT_DECL([], [old_postuninstall_cmds], [2])
+_LT_TAGDECL([], [old_archive_cmds], [2],
+    [Commands used to build an old-style archive])
+_LT_DECL([], [lock_old_archive_extraction], [0],
+    [Whether to use a lock for old archive extraction])
+])# _LT_CMD_OLD_ARCHIVE
+
+
+# _LT_COMPILER_OPTION(MESSAGE, VARIABLE-NAME, FLAGS,
+#		[OUTPUT-FILE], [ACTION-SUCCESS], [ACTION-FAILURE])
+# ----------------------------------------------------------------
+# Check whether the given compiler option works
+AC_DEFUN([_LT_COMPILER_OPTION],
+[m4_require([_LT_FILEUTILS_DEFAULTS])dnl
+m4_require([_LT_DECL_SED])dnl
+AC_CACHE_CHECK([$1], [$2],
+  [$2=no
+   m4_if([$4], , [ac_outfile=conftest.$ac_objext], [ac_outfile=$4])
+   echo "$lt_simple_compile_test_code" > conftest.$ac_ext
+   lt_compiler_flag="$3"
+   # Insert the option either (1) after the last *FLAGS variable, or
+   # (2) before a word containing "conftest.", or (3) at the end.
+   # Note that $ac_compile itself does not contain backslashes and begins
+   # with a dollar sign (not a hyphen), so the echo should work correctly.
+   # The option is referenced via a variable to avoid confusing sed.
+   lt_compile=`echo "$ac_compile" | $SED \
+   -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
+   -e 's: [[^ ]]*conftest\.: $lt_compiler_flag&:; t' \
+   -e 's:$: $lt_compiler_flag:'`
+   (eval echo "\"\$as_me:$LINENO: $lt_compile\"" >&AS_MESSAGE_LOG_FD)
+   (eval "$lt_compile" 2>conftest.err)
+   ac_status=$?
+   cat conftest.err >&AS_MESSAGE_LOG_FD
+   echo "$as_me:$LINENO: \$? = $ac_status" >&AS_MESSAGE_LOG_FD
+   if (exit $ac_status) && test -s "$ac_outfile"; then
+     # The compiler can only warn and ignore the option if not recognized
+     # So say no if there are warnings other than the usual output.
+     $ECHO "$_lt_compiler_boilerplate" | $SED '/^$/d' >conftest.exp
+     $SED '/^$/d; /^ *+/d' conftest.err >conftest.er2
+     if test ! -s conftest.er2 || diff conftest.exp conftest.er2 >/dev/null; then
+       $2=yes
+     fi
+   fi
+   $RM conftest*
+])
+
+if test x"[$]$2" = xyes; then
+    m4_if([$5], , :, [$5])
+else
+    m4_if([$6], , :, [$6])
+fi
+])# _LT_COMPILER_OPTION
+
+# Old name:
+AU_ALIAS([AC_LIBTOOL_COMPILER_OPTION], [_LT_COMPILER_OPTION])
+dnl aclocal-1.4 backwards compatibility:
+dnl AC_DEFUN([AC_LIBTOOL_COMPILER_OPTION], [])
+
+
+# _LT_LINKER_OPTION(MESSAGE, VARIABLE-NAME, FLAGS,
+#                  [ACTION-SUCCESS], [ACTION-FAILURE])
+# ----------------------------------------------------
+# Check whether the given linker option works
+AC_DEFUN([_LT_LINKER_OPTION],
+[m4_require([_LT_FILEUTILS_DEFAULTS])dnl
+m4_require([_LT_DECL_SED])dnl
+AC_CACHE_CHECK([$1], [$2],
+  [$2=no
+   save_LDFLAGS="$LDFLAGS"
+   LDFLAGS="$LDFLAGS $3"
+   echo "$lt_simple_link_test_code" > conftest.$ac_ext
+   if (eval $ac_link 2>conftest.err) && test -s conftest$ac_exeext; then
+     # The linker can only warn and ignore the option if not recognized
+     # So say no if there are warnings
+     if test -s conftest.err; then
+       # Append any errors to the config.log.
+       cat conftest.err 1>&AS_MESSAGE_LOG_FD
+       $ECHO "$_lt_linker_boilerplate" | $SED '/^$/d' > conftest.exp
+       $SED '/^$/d; /^ *+/d' conftest.err >conftest.er2
+       if diff conftest.exp conftest.er2 >/dev/null; then
+         $2=yes
+       fi
+     else
+       $2=yes
+     fi
+   fi
+   $RM -r conftest*
+   LDFLAGS="$save_LDFLAGS"
+])
+
+if test x"[$]$2" = xyes; then
+    m4_if([$4], , :, [$4])
+else
+    m4_if([$5], , :, [$5])
+fi
+])# _LT_LINKER_OPTION
+
+# Old name:
+AU_ALIAS([AC_LIBTOOL_LINKER_OPTION], [_LT_LINKER_OPTION])
+dnl aclocal-1.4 backwards compatibility:
+dnl AC_DEFUN([AC_LIBTOOL_LINKER_OPTION], [])
+
+
+# LT_CMD_MAX_LEN
+#---------------
+AC_DEFUN([LT_CMD_MAX_LEN],
+[AC_REQUIRE([AC_CANONICAL_HOST])dnl
+# find the maximum length of command line arguments
+AC_MSG_CHECKING([the maximum length of command line arguments])
+AC_CACHE_VAL([lt_cv_sys_max_cmd_len], [dnl
+  i=0
+  teststring="ABCD"
+
+  case $build_os in
+  msdosdjgpp*)
+    # On DJGPP, this test can blow up pretty badly due to problems in libc
+    # (any single argument exceeding 2000 bytes causes a buffer overrun
+    # during glob expansion).  Even if it were fixed, the result of this
+    # check would be larger than it should be.
+    lt_cv_sys_max_cmd_len=12288;    # 12K is about right
+    ;;
+
+  gnu*)
+    # Under GNU Hurd, this test is not required because there is
+    # no limit to the length of command line arguments.
+    # Libtool will interpret -1 as no limit whatsoever
+    lt_cv_sys_max_cmd_len=-1;
+    ;;
+
+  cygwin* | mingw* | cegcc*)
+    # On Win9x/ME, this test blows up -- it succeeds, but takes
+    # about 5 minutes as the teststring grows exponentially.
+    # Worse, since 9x/ME are not pre-emptively multitasking,
+    # you end up with a "frozen" computer, even though with patience
+    # the test eventually succeeds (with a max line length of 256k).
+    # Instead, let's just punt: use the minimum linelength reported by
+    # all of the supported platforms: 8192 (on NT/2K/XP).
+    lt_cv_sys_max_cmd_len=8192;
+    ;;
+
+  mint*)
+    # On MiNT this can take a long time and run out of memory.
+    lt_cv_sys_max_cmd_len=8192;
+    ;;
+
+  amigaos*)
+    # On AmigaOS with pdksh, this test takes hours, literally.
+    # So we just punt and use a minimum line length of 8192.
+    lt_cv_sys_max_cmd_len=8192;
+    ;;
+
+  netbsd* | freebsd* | openbsd* | darwin* | dragonfly*)
+    # This has been around since 386BSD, at least.  Likely further.
+    if test -x /sbin/sysctl; then
+      lt_cv_sys_max_cmd_len=`/sbin/sysctl -n kern.argmax`
+    elif test -x /usr/sbin/sysctl; then
+      lt_cv_sys_max_cmd_len=`/usr/sbin/sysctl -n kern.argmax`
+    else
+      lt_cv_sys_max_cmd_len=65536	# usable default for all BSDs
+    fi
+    # And add a safety zone
+    lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 4`
+    lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \* 3`
+    ;;
+
+  interix*)
+    # We know the value 262144 and hardcode it with a safety zone (like BSD)
+    lt_cv_sys_max_cmd_len=196608
+    ;;
+
+  os2*)
+    # The test takes a long time on OS/2.
+    lt_cv_sys_max_cmd_len=8192
+    ;;
+
+  osf*)
+    # Dr. Hans Ekkehard Plesser reports seeing a kernel panic running configure
+    # due to this test when exec_disable_arg_limit is 1 on Tru64. It is not
+    # nice to cause kernel panics so lets avoid the loop below.
+    # First set a reasonable default.
+    lt_cv_sys_max_cmd_len=16384
+    #
+    if test -x /sbin/sysconfig; then
+      case `/sbin/sysconfig -q proc exec_disable_arg_limit` in
+        *1*) lt_cv_sys_max_cmd_len=-1 ;;
+      esac
+    fi
+    ;;
+  sco3.2v5*)
+    lt_cv_sys_max_cmd_len=102400
+    ;;
+  sysv5* | sco5v6* | sysv4.2uw2*)
+    kargmax=`grep ARG_MAX /etc/conf/cf.d/stune 2>/dev/null`
+    if test -n "$kargmax"; then
+      lt_cv_sys_max_cmd_len=`echo $kargmax | sed 's/.*[[	 ]]//'`
+    else
+      lt_cv_sys_max_cmd_len=32768
+    fi
+    ;;
+  *)
+    lt_cv_sys_max_cmd_len=`(getconf ARG_MAX) 2> /dev/null`
+    if test -n "$lt_cv_sys_max_cmd_len"; then
+      lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 4`
+      lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \* 3`
+    else
+      # Make teststring a little bigger before we do anything with it.
+      # a 1K string should be a reasonable start.
+      for i in 1 2 3 4 5 6 7 8 ; do
+        teststring=$teststring$teststring
+      done
+      SHELL=${SHELL-${CONFIG_SHELL-/bin/sh}}
+      # If test is not a shell built-in, we'll probably end up computing a
+      # maximum length that is only half of the actual maximum length, but
+      # we can't tell.
+      while { test "X"`env echo "$teststring$teststring" 2>/dev/null` \
+	         = "X$teststring$teststring"; } >/dev/null 2>&1 &&
+	      test $i != 17 # 1/2 MB should be enough
+      do
+        i=`expr $i + 1`
+        teststring=$teststring$teststring
+      done
+      # Only check the string length outside the loop.
+      lt_cv_sys_max_cmd_len=`expr "X$teststring" : ".*" 2>&1`
+      teststring=
+      # Add a significant safety factor because C++ compilers can tack on
+      # massive amounts of additional arguments before passing them to the
+      # linker.  It appears as though 1/2 is a usable value.
+      lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 2`
+    fi
+    ;;
+  esac
+])
+if test -n $lt_cv_sys_max_cmd_len ; then
+  AC_MSG_RESULT($lt_cv_sys_max_cmd_len)
+else
+  AC_MSG_RESULT(none)
+fi
+max_cmd_len=$lt_cv_sys_max_cmd_len
+_LT_DECL([], [max_cmd_len], [0],
+    [What is the maximum length of a command?])
+])# LT_CMD_MAX_LEN
+
+# Old name:
+AU_ALIAS([AC_LIBTOOL_SYS_MAX_CMD_LEN], [LT_CMD_MAX_LEN])
+dnl aclocal-1.4 backwards compatibility:
+dnl AC_DEFUN([AC_LIBTOOL_SYS_MAX_CMD_LEN], [])
+
+
+# _LT_HEADER_DLFCN
+# ----------------
+m4_defun([_LT_HEADER_DLFCN],
+[AC_CHECK_HEADERS([dlfcn.h], [], [], [AC_INCLUDES_DEFAULT])dnl
+])# _LT_HEADER_DLFCN
+
+
+# _LT_TRY_DLOPEN_SELF (ACTION-IF-TRUE, ACTION-IF-TRUE-W-USCORE,
+#                      ACTION-IF-FALSE, ACTION-IF-CROSS-COMPILING)
+# ----------------------------------------------------------------
+m4_defun([_LT_TRY_DLOPEN_SELF],
+[m4_require([_LT_HEADER_DLFCN])dnl
+if test "$cross_compiling" = yes; then :
+  [$4]
+else
+  lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
+  lt_status=$lt_dlunknown
+  cat > conftest.$ac_ext <<_LT_EOF
+[#line $LINENO "configure"
+#include "confdefs.h"
+
+#if HAVE_DLFCN_H
+#include <dlfcn.h>
+#endif
+
+#include <stdio.h>
+
+#ifdef RTLD_GLOBAL
+#  define LT_DLGLOBAL		RTLD_GLOBAL
+#else
+#  ifdef DL_GLOBAL
+#    define LT_DLGLOBAL		DL_GLOBAL
+#  else
+#    define LT_DLGLOBAL		0
+#  endif
+#endif
+
+/* We may have to define LT_DLLAZY_OR_NOW in the command line if we
+   find out it does not work in some platform. */
+#ifndef LT_DLLAZY_OR_NOW
+#  ifdef RTLD_LAZY
+#    define LT_DLLAZY_OR_NOW		RTLD_LAZY
+#  else
+#    ifdef DL_LAZY
+#      define LT_DLLAZY_OR_NOW		DL_LAZY
+#    else
+#      ifdef RTLD_NOW
+#        define LT_DLLAZY_OR_NOW	RTLD_NOW
+#      else
+#        ifdef DL_NOW
+#          define LT_DLLAZY_OR_NOW	DL_NOW
+#        else
+#          define LT_DLLAZY_OR_NOW	0
+#        endif
+#      endif
+#    endif
+#  endif
+#endif
+
+/* When -fvisbility=hidden is used, assume the code has been annotated
+   correspondingly for the symbols needed.  */
+#if defined(__GNUC__) && (((__GNUC__ == 3) && (__GNUC_MINOR__ >= 3)) || (__GNUC__ > 3))
+int fnord () __attribute__((visibility("default")));
+#endif
+
+int fnord () { return 42; }
+int main ()
+{
+  void *self = dlopen (0, LT_DLGLOBAL|LT_DLLAZY_OR_NOW);
+  int status = $lt_dlunknown;
+
+  if (self)
+    {
+      if (dlsym (self,"fnord"))       status = $lt_dlno_uscore;
+      else
+        {
+	  if (dlsym( self,"_fnord"))  status = $lt_dlneed_uscore;
+          else puts (dlerror ());
+	}
+      /* dlclose (self); */
+    }
+  else
+    puts (dlerror ());
+
+  return status;
+}]
+_LT_EOF
+  if AC_TRY_EVAL(ac_link) && test -s conftest${ac_exeext} 2>/dev/null; then
+    (./conftest; exit; ) >&AS_MESSAGE_LOG_FD 2>/dev/null
+    lt_status=$?
+    case x$lt_status in
+      x$lt_dlno_uscore) $1 ;;
+      x$lt_dlneed_uscore) $2 ;;
+      x$lt_dlunknown|x*) $3 ;;
+    esac
+  else :
+    # compilation failed
+    $3
+  fi
+fi
+rm -fr conftest*
+])# _LT_TRY_DLOPEN_SELF
+
+
+# LT_SYS_DLOPEN_SELF
+# ------------------
+AC_DEFUN([LT_SYS_DLOPEN_SELF],
+[m4_require([_LT_HEADER_DLFCN])dnl
+if test "x$enable_dlopen" != xyes; then
+  enable_dlopen=unknown
+  enable_dlopen_self=unknown
+  enable_dlopen_self_static=unknown
+else
+  lt_cv_dlopen=no
+  lt_cv_dlopen_libs=
+
+  case $host_os in
+  beos*)
+    lt_cv_dlopen="load_add_on"
+    lt_cv_dlopen_libs=
+    lt_cv_dlopen_self=yes
+    ;;
+
+  mingw* | pw32* | cegcc*)
+    lt_cv_dlopen="LoadLibrary"
+    lt_cv_dlopen_libs=
+    ;;
+
+  cygwin*)
+    lt_cv_dlopen="dlopen"
+    lt_cv_dlopen_libs=
+    ;;
+
+  darwin*)
+  # if libdl is installed we need to link against it
+    AC_CHECK_LIB([dl], [dlopen],
+		[lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl"],[
+    lt_cv_dlopen="dyld"
+    lt_cv_dlopen_libs=
+    lt_cv_dlopen_self=yes
+    ])
+    ;;
+
+  *)
+    AC_CHECK_FUNC([shl_load],
+	  [lt_cv_dlopen="shl_load"],
+      [AC_CHECK_LIB([dld], [shl_load],
+	    [lt_cv_dlopen="shl_load" lt_cv_dlopen_libs="-ldld"],
+	[AC_CHECK_FUNC([dlopen],
+	      [lt_cv_dlopen="dlopen"],
+	  [AC_CHECK_LIB([dl], [dlopen],
+		[lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl"],
+	    [AC_CHECK_LIB([svld], [dlopen],
+		  [lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-lsvld"],
+	      [AC_CHECK_LIB([dld], [dld_link],
+		    [lt_cv_dlopen="dld_link" lt_cv_dlopen_libs="-ldld"])
+	      ])
+	    ])
+	  ])
+	])
+      ])
+    ;;
+  esac
+
+  if test "x$lt_cv_dlopen" != xno; then
+    enable_dlopen=yes
+  else
+    enable_dlopen=no
+  fi
+
+  case $lt_cv_dlopen in
+  dlopen)
+    save_CPPFLAGS="$CPPFLAGS"
+    test "x$ac_cv_header_dlfcn_h" = xyes && CPPFLAGS="$CPPFLAGS -DHAVE_DLFCN_H"
+
+    save_LDFLAGS="$LDFLAGS"
+    wl=$lt_prog_compiler_wl eval LDFLAGS=\"\$LDFLAGS $export_dynamic_flag_spec\"
+
+    save_LIBS="$LIBS"
+    LIBS="$lt_cv_dlopen_libs $LIBS"
+
+    AC_CACHE_CHECK([whether a program can dlopen itself],
+	  lt_cv_dlopen_self, [dnl
+	  _LT_TRY_DLOPEN_SELF(
+	    lt_cv_dlopen_self=yes, lt_cv_dlopen_self=yes,
+	    lt_cv_dlopen_self=no, lt_cv_dlopen_self=cross)
+    ])
+
+    if test "x$lt_cv_dlopen_self" = xyes; then
+      wl=$lt_prog_compiler_wl eval LDFLAGS=\"\$LDFLAGS $lt_prog_compiler_static\"
+      AC_CACHE_CHECK([whether a statically linked program can dlopen itself],
+	  lt_cv_dlopen_self_static, [dnl
+	  _LT_TRY_DLOPEN_SELF(
+	    lt_cv_dlopen_self_static=yes, lt_cv_dlopen_self_static=yes,
+	    lt_cv_dlopen_self_static=no,  lt_cv_dlopen_self_static=cross)
+      ])
+    fi
+
+    CPPFLAGS="$save_CPPFLAGS"
+    LDFLAGS="$save_LDFLAGS"
+    LIBS="$save_LIBS"
+    ;;
+  esac
+
+  case $lt_cv_dlopen_self in
+  yes|no) enable_dlopen_self=$lt_cv_dlopen_self ;;
+  *) enable_dlopen_self=unknown ;;
+  esac
+
+  case $lt_cv_dlopen_self_static in
+  yes|no) enable_dlopen_self_static=$lt_cv_dlopen_self_static ;;
+  *) enable_dlopen_self_static=unknown ;;
+  esac
+fi
+_LT_DECL([dlopen_support], [enable_dlopen], [0],
+	 [Whether dlopen is supported])
+_LT_DECL([dlopen_self], [enable_dlopen_self], [0],
+	 [Whether dlopen of programs is supported])
+_LT_DECL([dlopen_self_static], [enable_dlopen_self_static], [0],
+	 [Whether dlopen of statically linked programs is supported])
+])# LT_SYS_DLOPEN_SELF
+
+# Old name:
+AU_ALIAS([AC_LIBTOOL_DLOPEN_SELF], [LT_SYS_DLOPEN_SELF])
+dnl aclocal-1.4 backwards compatibility:
+dnl AC_DEFUN([AC_LIBTOOL_DLOPEN_SELF], [])
+
+
+# _LT_COMPILER_C_O([TAGNAME])
+# ---------------------------
+# Check to see if options -c and -o are simultaneously supported by compiler.
+# This macro does not hard code the compiler like AC_PROG_CC_C_O.
+m4_defun([_LT_COMPILER_C_O],
+[m4_require([_LT_DECL_SED])dnl
+m4_require([_LT_FILEUTILS_DEFAULTS])dnl
+m4_require([_LT_TAG_COMPILER])dnl
+AC_CACHE_CHECK([if $compiler supports -c -o file.$ac_objext],
+  [_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)],
+  [_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)=no
+   $RM -r conftest 2>/dev/null
+   mkdir conftest
+   cd conftest
+   mkdir out
+   echo "$lt_simple_compile_test_code" > conftest.$ac_ext
+
+   lt_compiler_flag="-o out/conftest2.$ac_objext"
+   # Insert the option either (1) after the last *FLAGS variable, or
+   # (2) before a word containing "conftest.", or (3) at the end.
+   # Note that $ac_compile itself does not contain backslashes and begins
+   # with a dollar sign (not a hyphen), so the echo should work correctly.
+   lt_compile=`echo "$ac_compile" | $SED \
+   -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
+   -e 's: [[^ ]]*conftest\.: $lt_compiler_flag&:; t' \
+   -e 's:$: $lt_compiler_flag:'`
+   (eval echo "\"\$as_me:$LINENO: $lt_compile\"" >&AS_MESSAGE_LOG_FD)
+   (eval "$lt_compile" 2>out/conftest.err)
+   ac_status=$?
+   cat out/conftest.err >&AS_MESSAGE_LOG_FD
+   echo "$as_me:$LINENO: \$? = $ac_status" >&AS_MESSAGE_LOG_FD
+   if (exit $ac_status) && test -s out/conftest2.$ac_objext
+   then
+     # The compiler can only warn and ignore the option if not recognized
+     # So say no if there are warnings
+     $ECHO "$_lt_compiler_boilerplate" | $SED '/^$/d' > out/conftest.exp
+     $SED '/^$/d; /^ *+/d' out/conftest.err >out/conftest.er2
+     if test ! -s out/conftest.er2 || diff out/conftest.exp out/conftest.er2 >/dev/null; then
+       _LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)=yes
+     fi
+   fi
+   chmod u+w . 2>&AS_MESSAGE_LOG_FD
+   $RM conftest*
+   # SGI C++ compiler will create directory out/ii_files/ for
+   # template instantiation
+   test -d out/ii_files && $RM out/ii_files/* && rmdir out/ii_files
+   $RM out/* && rmdir out
+   cd ..
+   $RM -r conftest
+   $RM conftest*
+])
+_LT_TAGDECL([compiler_c_o], [lt_cv_prog_compiler_c_o], [1],
+	[Does compiler simultaneously support -c and -o options?])
+])# _LT_COMPILER_C_O
+
+
+# _LT_COMPILER_FILE_LOCKS([TAGNAME])
+# ----------------------------------
+# Check to see if we can do hard links to lock some files if needed
+m4_defun([_LT_COMPILER_FILE_LOCKS],
+[m4_require([_LT_ENABLE_LOCK])dnl
+m4_require([_LT_FILEUTILS_DEFAULTS])dnl
+_LT_COMPILER_C_O([$1])
+
+hard_links="nottested"
+if test "$_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)" = no && test "$need_locks" != no; then
+  # do not overwrite the value of need_locks provided by the user
+  AC_MSG_CHECKING([if we can lock with hard links])
+  hard_links=yes
+  $RM conftest*
+  ln conftest.a conftest.b 2>/dev/null && hard_links=no
+  touch conftest.a
+  ln conftest.a conftest.b 2>&5 || hard_links=no
+  ln conftest.a conftest.b 2>/dev/null && hard_links=no
+  AC_MSG_RESULT([$hard_links])
+  if test "$hard_links" = no; then
+    AC_MSG_WARN([`$CC' does not support `-c -o', so `make -j' may be unsafe])
+    need_locks=warn
+  fi
+else
+  need_locks=no
+fi
+_LT_DECL([], [need_locks], [1], [Must we lock files when doing compilation?])
+])# _LT_COMPILER_FILE_LOCKS
+
+
+# _LT_CHECK_OBJDIR
+# ----------------
+m4_defun([_LT_CHECK_OBJDIR],
+[AC_CACHE_CHECK([for objdir], [lt_cv_objdir],
+[rm -f .libs 2>/dev/null
+mkdir .libs 2>/dev/null
+if test -d .libs; then
+  lt_cv_objdir=.libs
+else
+  # MS-DOS does not allow filenames that begin with a dot.
+  lt_cv_objdir=_libs
+fi
+rmdir .libs 2>/dev/null])
+objdir=$lt_cv_objdir
+_LT_DECL([], [objdir], [0],
+         [The name of the directory that contains temporary libtool files])dnl
+m4_pattern_allow([LT_OBJDIR])dnl
+AC_DEFINE_UNQUOTED(LT_OBJDIR, "$lt_cv_objdir/",
+  [Define to the sub-directory in which libtool stores uninstalled libraries.])
+])# _LT_CHECK_OBJDIR
+
+
+# _LT_LINKER_HARDCODE_LIBPATH([TAGNAME])
+# --------------------------------------
+# Check hardcoding attributes.
+m4_defun([_LT_LINKER_HARDCODE_LIBPATH],
+[AC_MSG_CHECKING([how to hardcode library paths into programs])
+_LT_TAGVAR(hardcode_action, $1)=
+if test -n "$_LT_TAGVAR(hardcode_libdir_flag_spec, $1)" ||
+   test -n "$_LT_TAGVAR(runpath_var, $1)" ||
+   test "X$_LT_TAGVAR(hardcode_automatic, $1)" = "Xyes" ; then
+
+  # We can hardcode non-existent directories.
+  if test "$_LT_TAGVAR(hardcode_direct, $1)" != no &&
+     # If the only mechanism to avoid hardcoding is shlibpath_var, we
+     # have to relink, otherwise we might link with an installed library
+     # when we should be linking with a yet-to-be-installed one
+     ## test "$_LT_TAGVAR(hardcode_shlibpath_var, $1)" != no &&
+     test "$_LT_TAGVAR(hardcode_minus_L, $1)" != no; then
+    # Linking always hardcodes the temporary library directory.
+    _LT_TAGVAR(hardcode_action, $1)=relink
+  else
+    # We can link without hardcoding, and we can hardcode nonexisting dirs.
+    _LT_TAGVAR(hardcode_action, $1)=immediate
+  fi
+else
+  # We cannot hardcode anything, or else we can only hardcode existing
+  # directories.
+  _LT_TAGVAR(hardcode_action, $1)=unsupported
+fi
+AC_MSG_RESULT([$_LT_TAGVAR(hardcode_action, $1)])
+
+if test "$_LT_TAGVAR(hardcode_action, $1)" = relink ||
+   test "$_LT_TAGVAR(inherit_rpath, $1)" = yes; then
+  # Fast installation is not supported
+  enable_fast_install=no
+elif test "$shlibpath_overrides_runpath" = yes ||
+     test "$enable_shared" = no; then
+  # Fast installation is not necessary
+  enable_fast_install=needless
+fi
+_LT_TAGDECL([], [hardcode_action], [0],
+    [How to hardcode a shared library path into an executable])
+])# _LT_LINKER_HARDCODE_LIBPATH
+
+
+# _LT_CMD_STRIPLIB
+# ----------------
+m4_defun([_LT_CMD_STRIPLIB],
+[m4_require([_LT_DECL_EGREP])
+striplib=
+old_striplib=
+AC_MSG_CHECKING([whether stripping libraries is possible])
+if test -n "$STRIP" && $STRIP -V 2>&1 | $GREP "GNU strip" >/dev/null; then
+  test -z "$old_striplib" && old_striplib="$STRIP --strip-debug"
+  test -z "$striplib" && striplib="$STRIP --strip-unneeded"
+  AC_MSG_RESULT([yes])
+else
+# FIXME - insert some real tests, host_os isn't really good enough
+  case $host_os in
+  darwin*)
+    if test -n "$STRIP" ; then
+      striplib="$STRIP -x"
+      old_striplib="$STRIP -S"
+      AC_MSG_RESULT([yes])
+    else
+      AC_MSG_RESULT([no])
+    fi
+    ;;
+  *)
+    AC_MSG_RESULT([no])
+    ;;
+  esac
+fi
+_LT_DECL([], [old_striplib], [1], [Commands to strip libraries])
+_LT_DECL([], [striplib], [1])
+])# _LT_CMD_STRIPLIB
+
+
+# _LT_SYS_DYNAMIC_LINKER([TAG])
+# -----------------------------
+# PORTME Fill in your ld.so characteristics
+m4_defun([_LT_SYS_DYNAMIC_LINKER],
+[AC_REQUIRE([AC_CANONICAL_HOST])dnl
+m4_require([_LT_DECL_EGREP])dnl
+m4_require([_LT_FILEUTILS_DEFAULTS])dnl
+m4_require([_LT_DECL_OBJDUMP])dnl
+m4_require([_LT_DECL_SED])dnl
+m4_require([_LT_CHECK_SHELL_FEATURES])dnl
+AC_MSG_CHECKING([dynamic linker characteristics])
+m4_if([$1],
+	[], [
+if test "$GCC" = yes; then
+  case $host_os in
+    darwin*) lt_awk_arg="/^libraries:/,/LR/" ;;
+    *) lt_awk_arg="/^libraries:/" ;;
+  esac
+  case $host_os in
+    mingw* | cegcc*) lt_sed_strip_eq="s,=\([[A-Za-z]]:\),\1,g" ;;
+    *) lt_sed_strip_eq="s,=/,/,g" ;;
+  esac
+  lt_search_path_spec=`$CC -print-search-dirs | awk $lt_awk_arg | $SED -e "s/^libraries://" -e $lt_sed_strip_eq`
+  case $lt_search_path_spec in
+  *\;*)
+    # if the path contains ";" then we assume it to be the separator
+    # otherwise default to the standard path separator (i.e. ":") - it is
+    # assumed that no part of a normal pathname contains ";" but that should
+    # okay in the real world where ";" in dirpaths is itself problematic.
+    lt_search_path_spec=`$ECHO "$lt_search_path_spec" | $SED 's/;/ /g'`
+    ;;
+  *)
+    lt_search_path_spec=`$ECHO "$lt_search_path_spec" | $SED "s/$PATH_SEPARATOR/ /g"`
+    ;;
+  esac
+  # Ok, now we have the path, separated by spaces, we can step through it
+  # and add multilib dir if necessary.
+  lt_tmp_lt_search_path_spec=
+  lt_multi_os_dir=`$CC $CPPFLAGS $CFLAGS $LDFLAGS -print-multi-os-directory 2>/dev/null`
+  for lt_sys_path in $lt_search_path_spec; do
+    if test -d "$lt_sys_path/$lt_multi_os_dir"; then
+      lt_tmp_lt_search_path_spec="$lt_tmp_lt_search_path_spec $lt_sys_path/$lt_multi_os_dir"
+    else
+      test -d "$lt_sys_path" && \
+	lt_tmp_lt_search_path_spec="$lt_tmp_lt_search_path_spec $lt_sys_path"
+    fi
+  done
+  lt_search_path_spec=`$ECHO "$lt_tmp_lt_search_path_spec" | awk '
+BEGIN {RS=" "; FS="/|\n";} {
+  lt_foo="";
+  lt_count=0;
+  for (lt_i = NF; lt_i > 0; lt_i--) {
+    if ($lt_i != "" && $lt_i != ".") {
+      if ($lt_i == "..") {
+        lt_count++;
+      } else {
+        if (lt_count == 0) {
+          lt_foo="/" $lt_i lt_foo;
+        } else {
+          lt_count--;
+        }
+      }
+    }
+  }
+  if (lt_foo != "") { lt_freq[[lt_foo]]++; }
+  if (lt_freq[[lt_foo]] == 1) { print lt_foo; }
+}'`
+  # AWK program above erroneously prepends '/' to C:/dos/paths
+  # for these hosts.
+  case $host_os in
+    mingw* | cegcc*) lt_search_path_spec=`$ECHO "$lt_search_path_spec" |\
+      $SED 's,/\([[A-Za-z]]:\),\1,g'` ;;
+  esac
+  sys_lib_search_path_spec=`$ECHO "$lt_search_path_spec" | $lt_NL2SP`
+else
+  sys_lib_search_path_spec="/lib /usr/lib /usr/local/lib"
+fi])
+library_names_spec=
+libname_spec='lib$name'
+soname_spec=
+shrext_cmds=".so"
+postinstall_cmds=
+postuninstall_cmds=
+finish_cmds=
+finish_eval=
+shlibpath_var=
+shlibpath_overrides_runpath=unknown
+version_type=none
+dynamic_linker="$host_os ld.so"
+sys_lib_dlsearch_path_spec="/lib /usr/lib"
+need_lib_prefix=unknown
+hardcode_into_libs=no
+
+# when you set need_version to no, make sure it does not cause -set_version
+# flags to be left without arguments
+need_version=unknown
+
+case $host_os in
+aix3*)
+  version_type=linux # correct to gnu/linux during the next big refactor
+  library_names_spec='${libname}${release}${shared_ext}$versuffix $libname.a'
+  shlibpath_var=LIBPATH
+
+  # AIX 3 has no versioning support, so we append a major version to the name.
+  soname_spec='${libname}${release}${shared_ext}$major'
+  ;;
+
+aix[[4-9]]*)
+  version_type=linux # correct to gnu/linux during the next big refactor
+  need_lib_prefix=no
+  need_version=no
+  hardcode_into_libs=yes
+  if test "$host_cpu" = ia64; then
+    # AIX 5 supports IA64
+    library_names_spec='${libname}${release}${shared_ext}$major ${libname}${release}${shared_ext}$versuffix $libname${shared_ext}'
+    shlibpath_var=LD_LIBRARY_PATH
+  else
+    # With GCC up to 2.95.x, collect2 would create an import file
+    # for dependence libraries.  The import file would start with
+    # the line `#! .'.  This would cause the generated library to
+    # depend on `.', always an invalid library.  This was fixed in
+    # development snapshots of GCC prior to 3.0.
+    case $host_os in
+      aix4 | aix4.[[01]] | aix4.[[01]].*)
+      if { echo '#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 97)'
+	   echo ' yes '
+	   echo '#endif'; } | ${CC} -E - | $GREP yes > /dev/null; then
+	:
+      else
+	can_build_shared=no
+      fi
+      ;;
+    esac
+    # AIX (on Power*) has no versioning support, so currently we can not hardcode correct
+    # soname into executable. Probably we can add versioning support to
+    # collect2, so additional links can be useful in future.
+    if test "$aix_use_runtimelinking" = yes; then
+      # If using run time linking (on AIX 4.2 or later) use lib<name>.so
+      # instead of lib<name>.a to let people know that these are not
+      # typical AIX shared libraries.
+      library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
+    else
+      # We preserve .a as extension for shared libraries through AIX4.2
+      # and later when we are not doing run time linking.
+      library_names_spec='${libname}${release}.a $libname.a'
+      soname_spec='${libname}${release}${shared_ext}$major'
+    fi
+    shlibpath_var=LIBPATH
+  fi
+  ;;
+
+amigaos*)
+  case $host_cpu in
+  powerpc)
+    # Since July 2007 AmigaOS4 officially supports .so libraries.
+    # When compiling the executable, add -use-dynld -Lsobjs: to the compileline.
+    library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
+    ;;
+  m68k)
+    library_names_spec='$libname.ixlibrary $libname.a'
+    # Create ${libname}_ixlibrary.a entries in /sys/libs.
+    finish_eval='for lib in `ls $libdir/*.ixlibrary 2>/dev/null`; do libname=`func_echo_all "$lib" | $SED '\''s%^.*/\([[^/]]*\)\.ixlibrary$%\1%'\''`; test $RM /sys/libs/${libname}_ixlibrary.a; $show "cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a"; cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a || exit 1; done'
+    ;;
+  esac
+  ;;
+
+beos*)
+  library_names_spec='${libname}${shared_ext}'
+  dynamic_linker="$host_os ld.so"
+  shlibpath_var=LIBRARY_PATH
+  ;;
+
+bsdi[[45]]*)
+  version_type=linux # correct to gnu/linux during the next big refactor
+  need_version=no
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
+  soname_spec='${libname}${release}${shared_ext}$major'
+  finish_cmds='PATH="\$PATH:/sbin" ldconfig $libdir'
+  shlibpath_var=LD_LIBRARY_PATH
+  sys_lib_search_path_spec="/shlib /usr/lib /usr/X11/lib /usr/contrib/lib /lib /usr/local/lib"
+  sys_lib_dlsearch_path_spec="/shlib /usr/lib /usr/local/lib"
+  # the default ld.so.conf also contains /usr/contrib/lib and
+  # /usr/X11R6/lib (/usr/X11 is a link to /usr/X11R6), but let us allow
+  # libtool to hard-code these into programs
+  ;;
+
+cygwin* | mingw* | pw32* | cegcc*)
+  version_type=windows
+  shrext_cmds=".dll"
+  need_version=no
+  need_lib_prefix=no
+
+  case $GCC,$cc_basename in
+  yes,*)
+    # gcc
+    library_names_spec='$libname.dll.a'
+    # DLL is installed to $(libdir)/../bin by postinstall_cmds
+    postinstall_cmds='base_file=`basename \${file}`~
+      dlpath=`$SHELL 2>&1 -c '\''. $dir/'\''\${base_file}'\''i; echo \$dlname'\''`~
+      dldir=$destdir/`dirname \$dlpath`~
+      test -d \$dldir || mkdir -p \$dldir~
+      $install_prog $dir/$dlname \$dldir/$dlname~
+      chmod a+x \$dldir/$dlname~
+      if test -n '\''$stripme'\'' && test -n '\''$striplib'\''; then
+        eval '\''$striplib \$dldir/$dlname'\'' || exit \$?;
+      fi'
+    postuninstall_cmds='dldll=`$SHELL 2>&1 -c '\''. $file; echo \$dlname'\''`~
+      dlpath=$dir/\$dldll~
+       $RM \$dlpath'
+    shlibpath_overrides_runpath=yes
+
+    case $host_os in
+    cygwin*)
+      # Cygwin DLLs use 'cyg' prefix rather than 'lib'
+      soname_spec='`echo ${libname} | sed -e 's/^lib/cyg/'``echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext}'
+m4_if([$1], [],[
+      sys_lib_search_path_spec="$sys_lib_search_path_spec /usr/lib/w32api"])
+      ;;
+    mingw* | cegcc*)
+      # MinGW DLLs use traditional 'lib' prefix
+      soname_spec='${libname}`echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext}'
+      ;;
+    pw32*)
+      # pw32 DLLs use 'pw' prefix rather than 'lib'
+      library_names_spec='`echo ${libname} | sed -e 's/^lib/pw/'``echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext}'
+      ;;
+    esac
+    dynamic_linker='Win32 ld.exe'
+    ;;
+
+  *,cl*)
+    # Native MSVC
+    libname_spec='$name'
+    soname_spec='${libname}`echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext}'
+    library_names_spec='${libname}.dll.lib'
+
+    case $build_os in
+    mingw*)
+      sys_lib_search_path_spec=
+      lt_save_ifs=$IFS
+      IFS=';'
+      for lt_path in $LIB
+      do
+        IFS=$lt_save_ifs
+        # Let DOS variable expansion print the short 8.3 style file name.
+        lt_path=`cd "$lt_path" 2>/dev/null && cmd //C "for %i in (".") do @echo %~si"`
+        sys_lib_search_path_spec="$sys_lib_search_path_spec $lt_path"
+      done
+      IFS=$lt_save_ifs
+      # Convert to MSYS style.
+      sys_lib_search_path_spec=`$ECHO "$sys_lib_search_path_spec" | sed -e 's|\\\\|/|g' -e 's| \\([[a-zA-Z]]\\):| /\\1|g' -e 's|^ ||'`
+      ;;
+    cygwin*)
+      # Convert to unix form, then to dos form, then back to unix form
+      # but this time dos style (no spaces!) so that the unix form looks
+      # like /cygdrive/c/PROGRA~1:/cygdr...
+      sys_lib_search_path_spec=`cygpath --path --unix "$LIB"`
+      sys_lib_search_path_spec=`cygpath --path --dos "$sys_lib_search_path_spec" 2>/dev/null`
+      sys_lib_search_path_spec=`cygpath --path --unix "$sys_lib_search_path_spec" | $SED -e "s/$PATH_SEPARATOR/ /g"`
+      ;;
+    *)
+      sys_lib_search_path_spec="$LIB"
+      if $ECHO "$sys_lib_search_path_spec" | [$GREP ';[c-zC-Z]:/' >/dev/null]; then
+        # It is most probably a Windows format PATH.
+        sys_lib_search_path_spec=`$ECHO "$sys_lib_search_path_spec" | $SED -e 's/;/ /g'`
+      else
+        sys_lib_search_path_spec=`$ECHO "$sys_lib_search_path_spec" | $SED -e "s/$PATH_SEPARATOR/ /g"`
+      fi
+      # FIXME: find the short name or the path components, as spaces are
+      # common. (e.g. "Program Files" -> "PROGRA~1")
+      ;;
+    esac
+
+    # DLL is installed to $(libdir)/../bin by postinstall_cmds
+    postinstall_cmds='base_file=`basename \${file}`~
+      dlpath=`$SHELL 2>&1 -c '\''. $dir/'\''\${base_file}'\''i; echo \$dlname'\''`~
+      dldir=$destdir/`dirname \$dlpath`~
+      test -d \$dldir || mkdir -p \$dldir~
+      $install_prog $dir/$dlname \$dldir/$dlname'
+    postuninstall_cmds='dldll=`$SHELL 2>&1 -c '\''. $file; echo \$dlname'\''`~
+      dlpath=$dir/\$dldll~
+       $RM \$dlpath'
+    shlibpath_overrides_runpath=yes
+    dynamic_linker='Win32 link.exe'
+    ;;
+
+  *)
+    # Assume MSVC wrapper
+    library_names_spec='${libname}`echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext} $libname.lib'
+    dynamic_linker='Win32 ld.exe'
+    ;;
+  esac
+  # FIXME: first we should search . and the directory the executable is in
+  shlibpath_var=PATH
+  ;;
+
+darwin* | rhapsody*)
+  dynamic_linker="$host_os dyld"
+  version_type=darwin
+  need_lib_prefix=no
+  need_version=no
+  library_names_spec='${libname}${release}${major}$shared_ext ${libname}$shared_ext'
+  soname_spec='${libname}${release}${major}$shared_ext'
+  shlibpath_overrides_runpath=yes
+  shlibpath_var=DYLD_LIBRARY_PATH
+  shrext_cmds='`test .$module = .yes && echo .so || echo .dylib`'
+m4_if([$1], [],[
+  sys_lib_search_path_spec="$sys_lib_search_path_spec /usr/local/lib"])
+  sys_lib_dlsearch_path_spec='/usr/local/lib /lib /usr/lib'
+  ;;
+
+dgux*)
+  version_type=linux # correct to gnu/linux during the next big refactor
+  need_lib_prefix=no
+  need_version=no
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname$shared_ext'
+  soname_spec='${libname}${release}${shared_ext}$major'
+  shlibpath_var=LD_LIBRARY_PATH
+  ;;
+
+freebsd* | dragonfly*)
+  # DragonFly does not have aout.  When/if they implement a new
+  # versioning mechanism, adjust this.
+  if test -x /usr/bin/objformat; then
+    objformat=`/usr/bin/objformat`
+  else
+    case $host_os in
+    freebsd[[23]].*) objformat=aout ;;
+    *) objformat=elf ;;
+    esac
+  fi
+  version_type=freebsd-$objformat
+  case $version_type in
+    freebsd-elf*)
+      library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext} $libname${shared_ext}'
+      need_version=no
+      need_lib_prefix=no
+      ;;
+    freebsd-*)
+      library_names_spec='${libname}${release}${shared_ext}$versuffix $libname${shared_ext}$versuffix'
+      need_version=yes
+      ;;
+  esac
+  shlibpath_var=LD_LIBRARY_PATH
+  case $host_os in
+  freebsd2.*)
+    shlibpath_overrides_runpath=yes
+    ;;
+  freebsd3.[[01]]* | freebsdelf3.[[01]]*)
+    shlibpath_overrides_runpath=yes
+    hardcode_into_libs=yes
+    ;;
+  freebsd3.[[2-9]]* | freebsdelf3.[[2-9]]* | \
+  freebsd4.[[0-5]] | freebsdelf4.[[0-5]] | freebsd4.1.1 | freebsdelf4.1.1)
+    shlibpath_overrides_runpath=no
+    hardcode_into_libs=yes
+    ;;
+  *) # from 4.6 on, and DragonFly
+    shlibpath_overrides_runpath=yes
+    hardcode_into_libs=yes
+    ;;
+  esac
+  ;;
+
+gnu*)
+  version_type=linux # correct to gnu/linux during the next big refactor
+  need_lib_prefix=no
+  need_version=no
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}${major} ${libname}${shared_ext}'
+  soname_spec='${libname}${release}${shared_ext}$major'
+  shlibpath_var=LD_LIBRARY_PATH
+  shlibpath_overrides_runpath=no
+  hardcode_into_libs=yes
+  ;;
+
+haiku*)
+  version_type=linux # correct to gnu/linux during the next big refactor
+  need_lib_prefix=no
+  need_version=no
+  dynamic_linker="$host_os runtime_loader"
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}${major} ${libname}${shared_ext}'
+  soname_spec='${libname}${release}${shared_ext}$major'
+  shlibpath_var=LIBRARY_PATH
+  shlibpath_overrides_runpath=yes
+  sys_lib_dlsearch_path_spec='/boot/home/config/lib /boot/common/lib /boot/system/lib'
+  hardcode_into_libs=yes
+  ;;
+
+hpux9* | hpux10* | hpux11*)
+  # Give a soname corresponding to the major version so that dld.sl refuses to
+  # link against other versions.
+  version_type=sunos
+  need_lib_prefix=no
+  need_version=no
+  case $host_cpu in
+  ia64*)
+    shrext_cmds='.so'
+    hardcode_into_libs=yes
+    dynamic_linker="$host_os dld.so"
+    shlibpath_var=LD_LIBRARY_PATH
+    shlibpath_overrides_runpath=yes # Unless +noenvvar is specified.
+    library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
+    soname_spec='${libname}${release}${shared_ext}$major'
+    if test "X$HPUX_IA64_MODE" = X32; then
+      sys_lib_search_path_spec="/usr/lib/hpux32 /usr/local/lib/hpux32 /usr/local/lib"
+    else
+      sys_lib_search_path_spec="/usr/lib/hpux64 /usr/local/lib/hpux64"
+    fi
+    sys_lib_dlsearch_path_spec=$sys_lib_search_path_spec
+    ;;
+  hppa*64*)
+    shrext_cmds='.sl'
+    hardcode_into_libs=yes
+    dynamic_linker="$host_os dld.sl"
+    shlibpath_var=LD_LIBRARY_PATH # How should we handle SHLIB_PATH
+    shlibpath_overrides_runpath=yes # Unless +noenvvar is specified.
+    library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
+    soname_spec='${libname}${release}${shared_ext}$major'
+    sys_lib_search_path_spec="/usr/lib/pa20_64 /usr/ccs/lib/pa20_64"
+    sys_lib_dlsearch_path_spec=$sys_lib_search_path_spec
+    ;;
+  *)
+    shrext_cmds='.sl'
+    dynamic_linker="$host_os dld.sl"
+    shlibpath_var=SHLIB_PATH
+    shlibpath_overrides_runpath=no # +s is required to enable SHLIB_PATH
+    library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
+    soname_spec='${libname}${release}${shared_ext}$major'
+    ;;
+  esac
+  # HP-UX runs *really* slowly unless shared libraries are mode 555, ...
+  postinstall_cmds='chmod 555 $lib'
+  # or fails outright, so override atomically:
+  install_override_mode=555
+  ;;
+
+interix[[3-9]]*)
+  version_type=linux # correct to gnu/linux during the next big refactor
+  need_lib_prefix=no
+  need_version=no
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${shared_ext}'
+  soname_spec='${libname}${release}${shared_ext}$major'
+  dynamic_linker='Interix 3.x ld.so.1 (PE, like ELF)'
+  shlibpath_var=LD_LIBRARY_PATH
+  shlibpath_overrides_runpath=no
+  hardcode_into_libs=yes
+  ;;
+
+irix5* | irix6* | nonstopux*)
+  case $host_os in
+    nonstopux*) version_type=nonstopux ;;
+    *)
+	if test "$lt_cv_prog_gnu_ld" = yes; then
+		version_type=linux # correct to gnu/linux during the next big refactor
+	else
+		version_type=irix
+	fi ;;
+  esac
+  need_lib_prefix=no
+  need_version=no
+  soname_spec='${libname}${release}${shared_ext}$major'
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${release}${shared_ext} $libname${shared_ext}'
+  case $host_os in
+  irix5* | nonstopux*)
+    libsuff= shlibsuff=
+    ;;
+  *)
+    case $LD in # libtool.m4 will add one of these switches to LD
+    *-32|*"-32 "|*-melf32bsmip|*"-melf32bsmip ")
+      libsuff= shlibsuff= libmagic=32-bit;;
+    *-n32|*"-n32 "|*-melf32bmipn32|*"-melf32bmipn32 ")
+      libsuff=32 shlibsuff=N32 libmagic=N32;;
+    *-64|*"-64 "|*-melf64bmip|*"-melf64bmip ")
+      libsuff=64 shlibsuff=64 libmagic=64-bit;;
+    *) libsuff= shlibsuff= libmagic=never-match;;
+    esac
+    ;;
+  esac
+  shlibpath_var=LD_LIBRARY${shlibsuff}_PATH
+  shlibpath_overrides_runpath=no
+  sys_lib_search_path_spec="/usr/lib${libsuff} /lib${libsuff} /usr/local/lib${libsuff}"
+  sys_lib_dlsearch_path_spec="/usr/lib${libsuff} /lib${libsuff}"
+  hardcode_into_libs=yes
+  ;;
+
+# No shared lib support for Linux oldld, aout, or coff.
+linux*oldld* | linux*aout* | linux*coff*)
+  dynamic_linker=no
+  ;;
+
+# This must be glibc/ELF.
+linux* | k*bsd*-gnu | kopensolaris*-gnu)
+  version_type=linux # correct to gnu/linux during the next big refactor
+  need_lib_prefix=no
+  need_version=no
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
+  soname_spec='${libname}${release}${shared_ext}$major'
+  finish_cmds='PATH="\$PATH:/sbin" ldconfig -n $libdir'
+  shlibpath_var=LD_LIBRARY_PATH
+  shlibpath_overrides_runpath=no
+
+  # Some binutils ld are patched to set DT_RUNPATH
+  AC_CACHE_VAL([lt_cv_shlibpath_overrides_runpath],
+    [lt_cv_shlibpath_overrides_runpath=no
+    save_LDFLAGS=$LDFLAGS
+    save_libdir=$libdir
+    eval "libdir=/foo; wl=\"$_LT_TAGVAR(lt_prog_compiler_wl, $1)\"; \
+	 LDFLAGS=\"\$LDFLAGS $_LT_TAGVAR(hardcode_libdir_flag_spec, $1)\""
+    AC_LINK_IFELSE([AC_LANG_PROGRAM([],[])],
+      [AS_IF([ ($OBJDUMP -p conftest$ac_exeext) 2>/dev/null | grep "RUNPATH.*$libdir" >/dev/null],
+	 [lt_cv_shlibpath_overrides_runpath=yes])])
+    LDFLAGS=$save_LDFLAGS
+    libdir=$save_libdir
+    ])
+  shlibpath_overrides_runpath=$lt_cv_shlibpath_overrides_runpath
+
+  # This implies no fast_install, which is unacceptable.
+  # Some rework will be needed to allow for fast_install
+  # before this can be enabled.
+  hardcode_into_libs=yes
+
+  # Append ld.so.conf contents to the search path
+  if test -f /etc/ld.so.conf; then
+    lt_ld_extra=`awk '/^include / { system(sprintf("cd /etc; cat %s 2>/dev/null", \[$]2)); skip = 1; } { if (!skip) print \[$]0; skip = 0; }' < /etc/ld.so.conf | $SED -e 's/#.*//;/^[	 ]*hwcap[	 ]/d;s/[:,	]/ /g;s/=[^=]*$//;s/=[^= ]* / /g;s/"//g;/^$/d' | tr '\n' ' '`
+    sys_lib_dlsearch_path_spec="/lib /usr/lib $lt_ld_extra"
+  fi
+
+  # We used to test for /lib/ld.so.1 and disable shared libraries on
+  # powerpc, because MkLinux only supported shared libraries with the
+  # GNU dynamic linker.  Since this was broken with cross compilers,
+  # most powerpc-linux boxes support dynamic linking these days and
+  # people can always --disable-shared, the test was removed, and we
+  # assume the GNU/Linux dynamic linker is in use.
+  dynamic_linker='GNU/Linux ld.so'
+  ;;
+
+netbsd*)
+  version_type=sunos
+  need_lib_prefix=no
+  need_version=no
+  if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
+    library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${shared_ext}$versuffix'
+    finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
+    dynamic_linker='NetBSD (a.out) ld.so'
+  else
+    library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${shared_ext}'
+    soname_spec='${libname}${release}${shared_ext}$major'
+    dynamic_linker='NetBSD ld.elf_so'
+  fi
+  shlibpath_var=LD_LIBRARY_PATH
+  shlibpath_overrides_runpath=yes
+  hardcode_into_libs=yes
+  ;;
+
+newsos6)
+  version_type=linux # correct to gnu/linux during the next big refactor
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
+  shlibpath_var=LD_LIBRARY_PATH
+  shlibpath_overrides_runpath=yes
+  ;;
+
+*nto* | *qnx*)
+  version_type=qnx
+  need_lib_prefix=no
+  need_version=no
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
+  soname_spec='${libname}${release}${shared_ext}$major'
+  shlibpath_var=LD_LIBRARY_PATH
+  shlibpath_overrides_runpath=no
+  hardcode_into_libs=yes
+  dynamic_linker='ldqnx.so'
+  ;;
+
+openbsd*)
+  version_type=sunos
+  sys_lib_dlsearch_path_spec="/usr/lib"
+  need_lib_prefix=no
+  # Some older versions of OpenBSD (3.3 at least) *do* need versioned libs.
+  case $host_os in
+    openbsd3.3 | openbsd3.3.*)	need_version=yes ;;
+    *)				need_version=no  ;;
+  esac
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${shared_ext}$versuffix'
+  finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
+  shlibpath_var=LD_LIBRARY_PATH
+  if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
+    case $host_os in
+      openbsd2.[[89]] | openbsd2.[[89]].*)
+	shlibpath_overrides_runpath=no
+	;;
+      *)
+	shlibpath_overrides_runpath=yes
+	;;
+      esac
+  else
+    shlibpath_overrides_runpath=yes
+  fi
+  ;;
+
+os2*)
+  libname_spec='$name'
+  shrext_cmds=".dll"
+  need_lib_prefix=no
+  library_names_spec='$libname${shared_ext} $libname.a'
+  dynamic_linker='OS/2 ld.exe'
+  shlibpath_var=LIBPATH
+  ;;
+
+osf3* | osf4* | osf5*)
+  version_type=osf
+  need_lib_prefix=no
+  need_version=no
+  soname_spec='${libname}${release}${shared_ext}$major'
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
+  shlibpath_var=LD_LIBRARY_PATH
+  sys_lib_search_path_spec="/usr/shlib /usr/ccs/lib /usr/lib/cmplrs/cc /usr/lib /usr/local/lib /var/shlib"
+  sys_lib_dlsearch_path_spec="$sys_lib_search_path_spec"
+  ;;
+
+rdos*)
+  dynamic_linker=no
+  ;;
+
+solaris*)
+  version_type=linux # correct to gnu/linux during the next big refactor
+  need_lib_prefix=no
+  need_version=no
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
+  soname_spec='${libname}${release}${shared_ext}$major'
+  shlibpath_var=LD_LIBRARY_PATH
+  shlibpath_overrides_runpath=yes
+  hardcode_into_libs=yes
+  # ldd complains unless libraries are executable
+  postinstall_cmds='chmod +x $lib'
+  ;;
+
+sunos4*)
+  version_type=sunos
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${shared_ext}$versuffix'
+  finish_cmds='PATH="\$PATH:/usr/etc" ldconfig $libdir'
+  shlibpath_var=LD_LIBRARY_PATH
+  shlibpath_overrides_runpath=yes
+  if test "$with_gnu_ld" = yes; then
+    need_lib_prefix=no
+  fi
+  need_version=yes
+  ;;
+
+sysv4 | sysv4.3*)
+  version_type=linux # correct to gnu/linux during the next big refactor
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
+  soname_spec='${libname}${release}${shared_ext}$major'
+  shlibpath_var=LD_LIBRARY_PATH
+  case $host_vendor in
+    sni)
+      shlibpath_overrides_runpath=no
+      need_lib_prefix=no
+      runpath_var=LD_RUN_PATH
+      ;;
+    siemens)
+      need_lib_prefix=no
+      ;;
+    motorola)
+      need_lib_prefix=no
+      need_version=no
+      shlibpath_overrides_runpath=no
+      sys_lib_search_path_spec='/lib /usr/lib /usr/ccs/lib'
+      ;;
+  esac
+  ;;
+
+sysv4*MP*)
+  if test -d /usr/nec ;then
+    version_type=linux # correct to gnu/linux during the next big refactor
+    library_names_spec='$libname${shared_ext}.$versuffix $libname${shared_ext}.$major $libname${shared_ext}'
+    soname_spec='$libname${shared_ext}.$major'
+    shlibpath_var=LD_LIBRARY_PATH
+  fi
+  ;;
+
+sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX* | sysv4*uw2*)
+  version_type=freebsd-elf
+  need_lib_prefix=no
+  need_version=no
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext} $libname${shared_ext}'
+  soname_spec='${libname}${release}${shared_ext}$major'
+  shlibpath_var=LD_LIBRARY_PATH
+  shlibpath_overrides_runpath=yes
+  hardcode_into_libs=yes
+  if test "$with_gnu_ld" = yes; then
+    sys_lib_search_path_spec='/usr/local/lib /usr/gnu/lib /usr/ccs/lib /usr/lib /lib'
+  else
+    sys_lib_search_path_spec='/usr/ccs/lib /usr/lib'
+    case $host_os in
+      sco3.2v5*)
+        sys_lib_search_path_spec="$sys_lib_search_path_spec /lib"
+	;;
+    esac
+  fi
+  sys_lib_dlsearch_path_spec='/usr/lib'
+  ;;
+
+tpf*)
+  # TPF is a cross-target only.  Preferred cross-host = GNU/Linux.
+  version_type=linux # correct to gnu/linux during the next big refactor
+  need_lib_prefix=no
+  need_version=no
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
+  shlibpath_var=LD_LIBRARY_PATH
+  shlibpath_overrides_runpath=no
+  hardcode_into_libs=yes
+  ;;
+
+uts4*)
+  version_type=linux # correct to gnu/linux during the next big refactor
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
+  soname_spec='${libname}${release}${shared_ext}$major'
+  shlibpath_var=LD_LIBRARY_PATH
+  ;;
+
+*)
+  dynamic_linker=no
+  ;;
+esac
+AC_MSG_RESULT([$dynamic_linker])
+test "$dynamic_linker" = no && can_build_shared=no
+
+variables_saved_for_relink="PATH $shlibpath_var $runpath_var"
+if test "$GCC" = yes; then
+  variables_saved_for_relink="$variables_saved_for_relink GCC_EXEC_PREFIX COMPILER_PATH LIBRARY_PATH"
+fi
+
+if test "${lt_cv_sys_lib_search_path_spec+set}" = set; then
+  sys_lib_search_path_spec="$lt_cv_sys_lib_search_path_spec"
+fi
+if test "${lt_cv_sys_lib_dlsearch_path_spec+set}" = set; then
+  sys_lib_dlsearch_path_spec="$lt_cv_sys_lib_dlsearch_path_spec"
+fi
+
+_LT_DECL([], [variables_saved_for_relink], [1],
+    [Variables whose values should be saved in libtool wrapper scripts and
+    restored at link time])
+_LT_DECL([], [need_lib_prefix], [0],
+    [Do we need the "lib" prefix for modules?])
+_LT_DECL([], [need_version], [0], [Do we need a version for libraries?])
+_LT_DECL([], [version_type], [0], [Library versioning type])
+_LT_DECL([], [runpath_var], [0],  [Shared library runtime path variable])
+_LT_DECL([], [shlibpath_var], [0],[Shared library path variable])
+_LT_DECL([], [shlibpath_overrides_runpath], [0],
+    [Is shlibpath searched before the hard-coded library search path?])
+_LT_DECL([], [libname_spec], [1], [Format of library name prefix])
+_LT_DECL([], [library_names_spec], [1],
+    [[List of archive names.  First name is the real one, the rest are links.
+    The last name is the one that the linker finds with -lNAME]])
+_LT_DECL([], [soname_spec], [1],
+    [[The coded name of the library, if different from the real name]])
+_LT_DECL([], [install_override_mode], [1],
+    [Permission mode override for installation of shared libraries])
+_LT_DECL([], [postinstall_cmds], [2],
+    [Command to use after installation of a shared archive])
+_LT_DECL([], [postuninstall_cmds], [2],
+    [Command to use after uninstallation of a shared archive])
+_LT_DECL([], [finish_cmds], [2],
+    [Commands used to finish a libtool library installation in a directory])
+_LT_DECL([], [finish_eval], [1],
+    [[As "finish_cmds", except a single script fragment to be evaled but
+    not shown]])
+_LT_DECL([], [hardcode_into_libs], [0],
+    [Whether we should hardcode library paths into libraries])
+_LT_DECL([], [sys_lib_search_path_spec], [2],
+    [Compile-time system search path for libraries])
+_LT_DECL([], [sys_lib_dlsearch_path_spec], [2],
+    [Run-time system search path for libraries])
+])# _LT_SYS_DYNAMIC_LINKER
+
+
+# _LT_PATH_TOOL_PREFIX(TOOL)
+# --------------------------
+# find a file program which can recognize shared library
+AC_DEFUN([_LT_PATH_TOOL_PREFIX],
+[m4_require([_LT_DECL_EGREP])dnl
+AC_MSG_CHECKING([for $1])
+AC_CACHE_VAL(lt_cv_path_MAGIC_CMD,
+[case $MAGIC_CMD in
+[[\\/*] |  ?:[\\/]*])
+  lt_cv_path_MAGIC_CMD="$MAGIC_CMD" # Let the user override the test with a path.
+  ;;
+*)
+  lt_save_MAGIC_CMD="$MAGIC_CMD"
+  lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
+dnl $ac_dummy forces splitting on constant user-supplied paths.
+dnl POSIX.2 word splitting is done only on the output of word expansions,
+dnl not every word.  This closes a longstanding sh security hole.
+  ac_dummy="m4_if([$2], , $PATH, [$2])"
+  for ac_dir in $ac_dummy; do
+    IFS="$lt_save_ifs"
+    test -z "$ac_dir" && ac_dir=.
+    if test -f $ac_dir/$1; then
+      lt_cv_path_MAGIC_CMD="$ac_dir/$1"
+      if test -n "$file_magic_test_file"; then
+	case $deplibs_check_method in
+	"file_magic "*)
+	  file_magic_regex=`expr "$deplibs_check_method" : "file_magic \(.*\)"`
+	  MAGIC_CMD="$lt_cv_path_MAGIC_CMD"
+	  if eval $file_magic_cmd \$file_magic_test_file 2> /dev/null |
+	    $EGREP "$file_magic_regex" > /dev/null; then
+	    :
+	  else
+	    cat <<_LT_EOF 1>&2
+
+*** Warning: the command libtool uses to detect shared libraries,
+*** $file_magic_cmd, produces output that libtool cannot recognize.
+*** The result is that libtool may fail to recognize shared libraries
+*** as such.  This will affect the creation of libtool libraries that
+*** depend on shared libraries, but programs linked with such libtool
+*** libraries will work regardless of this problem.  Nevertheless, you
+*** may want to report the problem to your system manager and/or to
+*** bug-libtool at gnu.org
+
+_LT_EOF
+	  fi ;;
+	esac
+      fi
+      break
+    fi
+  done
+  IFS="$lt_save_ifs"
+  MAGIC_CMD="$lt_save_MAGIC_CMD"
+  ;;
+esac])
+MAGIC_CMD="$lt_cv_path_MAGIC_CMD"
+if test -n "$MAGIC_CMD"; then
+  AC_MSG_RESULT($MAGIC_CMD)
+else
+  AC_MSG_RESULT(no)
+fi
+_LT_DECL([], [MAGIC_CMD], [0],
+	 [Used to examine libraries when file_magic_cmd begins with "file"])dnl
+])# _LT_PATH_TOOL_PREFIX
+
+# Old name:
+AU_ALIAS([AC_PATH_TOOL_PREFIX], [_LT_PATH_TOOL_PREFIX])
+dnl aclocal-1.4 backwards compatibility:
+dnl AC_DEFUN([AC_PATH_TOOL_PREFIX], [])
+
+
+# _LT_PATH_MAGIC
+# --------------
+# find a file program which can recognize a shared library
+m4_defun([_LT_PATH_MAGIC],
+[_LT_PATH_TOOL_PREFIX(${ac_tool_prefix}file, /usr/bin$PATH_SEPARATOR$PATH)
+if test -z "$lt_cv_path_MAGIC_CMD"; then
+  if test -n "$ac_tool_prefix"; then
+    _LT_PATH_TOOL_PREFIX(file, /usr/bin$PATH_SEPARATOR$PATH)
+  else
+    MAGIC_CMD=:
+  fi
+fi
+])# _LT_PATH_MAGIC
+
+
+# LT_PATH_LD
+# ----------
+# find the pathname to the GNU or non-GNU linker
+AC_DEFUN([LT_PATH_LD],
+[AC_REQUIRE([AC_PROG_CC])dnl
+AC_REQUIRE([AC_CANONICAL_HOST])dnl
+AC_REQUIRE([AC_CANONICAL_BUILD])dnl
+m4_require([_LT_DECL_SED])dnl
+m4_require([_LT_DECL_EGREP])dnl
+m4_require([_LT_PROG_ECHO_BACKSLASH])dnl
+
+AC_ARG_WITH([gnu-ld],
+    [AS_HELP_STRING([--with-gnu-ld],
+	[assume the C compiler uses GNU ld @<:@default=no@:>@])],
+    [test "$withval" = no || with_gnu_ld=yes],
+    [with_gnu_ld=no])dnl
+
+ac_prog=ld
+if test "$GCC" = yes; then
+  # Check if gcc -print-prog-name=ld gives a path.
+  AC_MSG_CHECKING([for ld used by $CC])
+  case $host in
+  *-*-mingw*)
+    # gcc leaves a trailing carriage return which upsets mingw
+    ac_prog=`($CC -print-prog-name=ld) 2>&5 | tr -d '\015'` ;;
+  *)
+    ac_prog=`($CC -print-prog-name=ld) 2>&5` ;;
+  esac
+  case $ac_prog in
+    # Accept absolute paths.
+    [[\\/]]* | ?:[[\\/]]*)
+      re_direlt='/[[^/]][[^/]]*/\.\./'
+      # Canonicalize the pathname of ld
+      ac_prog=`$ECHO "$ac_prog"| $SED 's%\\\\%/%g'`
+      while $ECHO "$ac_prog" | $GREP "$re_direlt" > /dev/null 2>&1; do
+	ac_prog=`$ECHO $ac_prog| $SED "s%$re_direlt%/%"`
+      done
+      test -z "$LD" && LD="$ac_prog"
+      ;;
+  "")
+    # If it fails, then pretend we aren't using GCC.
+    ac_prog=ld
+    ;;
+  *)
+    # If it is relative, then search for the first ld in PATH.
+    with_gnu_ld=unknown
+    ;;
+  esac
+elif test "$with_gnu_ld" = yes; then
+  AC_MSG_CHECKING([for GNU ld])
+else
+  AC_MSG_CHECKING([for non-GNU ld])
+fi
+AC_CACHE_VAL(lt_cv_path_LD,
+[if test -z "$LD"; then
+  lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
+  for ac_dir in $PATH; do
+    IFS="$lt_save_ifs"
+    test -z "$ac_dir" && ac_dir=.
+    if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then
+      lt_cv_path_LD="$ac_dir/$ac_prog"
+      # Check to see if the program is GNU ld.  I'd rather use --version,
+      # but apparently some variants of GNU ld only accept -v.
+      # Break only if it was the GNU/non-GNU ld that we prefer.
+      case `"$lt_cv_path_LD" -v 2>&1 </dev/null` in
+      *GNU* | *'with BFD'*)
+	test "$with_gnu_ld" != no && break
+	;;
+      *)
+	test "$with_gnu_ld" != yes && break
+	;;
+      esac
+    fi
+  done
+  IFS="$lt_save_ifs"
+else
+  lt_cv_path_LD="$LD" # Let the user override the test with a path.
+fi])
+LD="$lt_cv_path_LD"
+if test -n "$LD"; then
+  AC_MSG_RESULT($LD)
+else
+  AC_MSG_RESULT(no)
+fi
+test -z "$LD" && AC_MSG_ERROR([no acceptable ld found in \$PATH])
+_LT_PATH_LD_GNU
+AC_SUBST([LD])
+
+_LT_TAGDECL([], [LD], [1], [The linker used to build libraries])
+])# LT_PATH_LD
+
+# Old names:
+AU_ALIAS([AM_PROG_LD], [LT_PATH_LD])
+AU_ALIAS([AC_PROG_LD], [LT_PATH_LD])
+dnl aclocal-1.4 backwards compatibility:
+dnl AC_DEFUN([AM_PROG_LD], [])
+dnl AC_DEFUN([AC_PROG_LD], [])
+
+
+# _LT_PATH_LD_GNU
+#- --------------
+m4_defun([_LT_PATH_LD_GNU],
+[AC_CACHE_CHECK([if the linker ($LD) is GNU ld], lt_cv_prog_gnu_ld,
+[# I'd rather use --version here, but apparently some GNU lds only accept -v.
+case `$LD -v 2>&1 </dev/null` in
+*GNU* | *'with BFD'*)
+  lt_cv_prog_gnu_ld=yes
+  ;;
+*)
+  lt_cv_prog_gnu_ld=no
+  ;;
+esac])
+with_gnu_ld=$lt_cv_prog_gnu_ld
+])# _LT_PATH_LD_GNU
+
+
+# _LT_CMD_RELOAD
+# --------------
+# find reload flag for linker
+#   -- PORTME Some linkers may need a different reload flag.
+m4_defun([_LT_CMD_RELOAD],
+[AC_CACHE_CHECK([for $LD option to reload object files],
+  lt_cv_ld_reload_flag,
+  [lt_cv_ld_reload_flag='-r'])
+reload_flag=$lt_cv_ld_reload_flag
+case $reload_flag in
+"" | " "*) ;;
+*) reload_flag=" $reload_flag" ;;
+esac
+reload_cmds='$LD$reload_flag -o $output$reload_objs'
+case $host_os in
+  cygwin* | mingw* | pw32* | cegcc*)
+    if test "$GCC" != yes; then
+      reload_cmds=false
+    fi
+    ;;
+  darwin*)
+    if test "$GCC" = yes; then
+      reload_cmds='$LTCC $LTCFLAGS -nostdlib ${wl}-r -o $output$reload_objs'
+    else
+      reload_cmds='$LD$reload_flag -o $output$reload_objs'
+    fi
+    ;;
+esac
+_LT_TAGDECL([], [reload_flag], [1], [How to create reloadable object files])dnl
+_LT_TAGDECL([], [reload_cmds], [2])dnl
+])# _LT_CMD_RELOAD
+
+
+# _LT_CHECK_MAGIC_METHOD
+# ----------------------
+# how to check for library dependencies
+#  -- PORTME fill in with the dynamic library characteristics
+m4_defun([_LT_CHECK_MAGIC_METHOD],
+[m4_require([_LT_DECL_EGREP])
+m4_require([_LT_DECL_OBJDUMP])
+AC_CACHE_CHECK([how to recognize dependent libraries],
+lt_cv_deplibs_check_method,
+[lt_cv_file_magic_cmd='$MAGIC_CMD'
+lt_cv_file_magic_test_file=
+lt_cv_deplibs_check_method='unknown'
+# Need to set the preceding variable on all platforms that support
+# interlibrary dependencies.
+# 'none' -- dependencies not supported.
+# `unknown' -- same as none, but documents that we really don't know.
+# 'pass_all' -- all dependencies passed with no checks.
+# 'test_compile' -- check by making test program.
+# 'file_magic [[regex]]' -- check by looking for files in library path
+# which responds to the $file_magic_cmd with a given extended regex.
+# If you have `file' or equivalent on your system and you're not sure
+# whether `pass_all' will *always* work, you probably want this one.
+
+case $host_os in
+aix[[4-9]]*)
+  lt_cv_deplibs_check_method=pass_all
+  ;;
+
+beos*)
+  lt_cv_deplibs_check_method=pass_all
+  ;;
+
+bsdi[[45]]*)
+  lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (shared object|dynamic lib)'
+  lt_cv_file_magic_cmd='/usr/bin/file -L'
+  lt_cv_file_magic_test_file=/shlib/libc.so
+  ;;
+
+cygwin*)
+  # func_win32_libid is a shell function defined in ltmain.sh
+  lt_cv_deplibs_check_method='file_magic ^x86 archive import|^x86 DLL'
+  lt_cv_file_magic_cmd='func_win32_libid'
+  ;;
+
+mingw* | pw32*)
+  # Base MSYS/MinGW do not provide the 'file' command needed by
+  # func_win32_libid shell function, so use a weaker test based on 'objdump',
+  # unless we find 'file', for example because we are cross-compiling.
+  # func_win32_libid assumes BSD nm, so disallow it if using MS dumpbin.
+  if ( test "$lt_cv_nm_interface" = "BSD nm" && file / ) >/dev/null 2>&1; then
+    lt_cv_deplibs_check_method='file_magic ^x86 archive import|^x86 DLL'
+    lt_cv_file_magic_cmd='func_win32_libid'
+  else
+    # Keep this pattern in sync with the one in func_win32_libid.
+    lt_cv_deplibs_check_method='file_magic file format (pei*-i386(.*architecture: i386)?|pe-arm-wince|pe-x86-64)'
+    lt_cv_file_magic_cmd='$OBJDUMP -f'
+  fi
+  ;;
+
+cegcc*)
+  # use the weaker test based on 'objdump'. See mingw*.
+  lt_cv_deplibs_check_method='file_magic file format pe-arm-.*little(.*architecture: arm)?'
+  lt_cv_file_magic_cmd='$OBJDUMP -f'
+  ;;
+
+darwin* | rhapsody*)
+  lt_cv_deplibs_check_method=pass_all
+  ;;
+
+freebsd* | dragonfly*)
+  if echo __ELF__ | $CC -E - | $GREP __ELF__ > /dev/null; then
+    case $host_cpu in
+    i*86 )
+      # Not sure whether the presence of OpenBSD here was a mistake.
+      # Let's accept both of them until this is cleared up.
+      lt_cv_deplibs_check_method='file_magic (FreeBSD|OpenBSD|DragonFly)/i[[3-9]]86 (compact )?demand paged shared library'
+      lt_cv_file_magic_cmd=/usr/bin/file
+      lt_cv_file_magic_test_file=`echo /usr/lib/libc.so.*`
+      ;;
+    esac
+  else
+    lt_cv_deplibs_check_method=pass_all
+  fi
+  ;;
+
+gnu*)
+  lt_cv_deplibs_check_method=pass_all
+  ;;
+
+haiku*)
+  lt_cv_deplibs_check_method=pass_all
+  ;;
+
+hpux10.20* | hpux11*)
+  lt_cv_file_magic_cmd=/usr/bin/file
+  case $host_cpu in
+  ia64*)
+    lt_cv_deplibs_check_method='file_magic (s[[0-9]][[0-9]][[0-9]]|ELF-[[0-9]][[0-9]]) shared object file - IA64'
+    lt_cv_file_magic_test_file=/usr/lib/hpux32/libc.so
+    ;;
+  hppa*64*)
+    [lt_cv_deplibs_check_method='file_magic (s[0-9][0-9][0-9]|ELF[ -][0-9][0-9])(-bit)?( [LM]SB)? shared object( file)?[, -]* PA-RISC [0-9]\.[0-9]']
+    lt_cv_file_magic_test_file=/usr/lib/pa20_64/libc.sl
+    ;;
+  *)
+    lt_cv_deplibs_check_method='file_magic (s[[0-9]][[0-9]][[0-9]]|PA-RISC[[0-9]]\.[[0-9]]) shared library'
+    lt_cv_file_magic_test_file=/usr/lib/libc.sl
+    ;;
+  esac
+  ;;
+
+interix[[3-9]]*)
+  # PIC code is broken on Interix 3.x, that's why |\.a not |_pic\.a here
+  lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so|\.a)$'
+  ;;
+
+irix5* | irix6* | nonstopux*)
+  case $LD in
+  *-32|*"-32 ") libmagic=32-bit;;
+  *-n32|*"-n32 ") libmagic=N32;;
+  *-64|*"-64 ") libmagic=64-bit;;
+  *) libmagic=never-match;;
+  esac
+  lt_cv_deplibs_check_method=pass_all
+  ;;
+
+# This must be glibc/ELF.
+linux* | k*bsd*-gnu | kopensolaris*-gnu)
+  lt_cv_deplibs_check_method=pass_all
+  ;;
+
+netbsd*)
+  if echo __ELF__ | $CC -E - | $GREP __ELF__ > /dev/null; then
+    lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|_pic\.a)$'
+  else
+    lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so|_pic\.a)$'
+  fi
+  ;;
+
+newos6*)
+  lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (executable|dynamic lib)'
+  lt_cv_file_magic_cmd=/usr/bin/file
+  lt_cv_file_magic_test_file=/usr/lib/libnls.so
+  ;;
+
+*nto* | *qnx*)
+  lt_cv_deplibs_check_method=pass_all
+  ;;
+
+openbsd*)
+  if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
+    lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|\.so|_pic\.a)$'
+  else
+    lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|_pic\.a)$'
+  fi
+  ;;
+
+osf3* | osf4* | osf5*)
+  lt_cv_deplibs_check_method=pass_all
+  ;;
+
+rdos*)
+  lt_cv_deplibs_check_method=pass_all
+  ;;
+
+solaris*)
+  lt_cv_deplibs_check_method=pass_all
+  ;;
+
+sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX* | sysv4*uw2*)
+  lt_cv_deplibs_check_method=pass_all
+  ;;
+
+sysv4 | sysv4.3*)
+  case $host_vendor in
+  motorola)
+    lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (shared object|dynamic lib) M[[0-9]][[0-9]]* Version [[0-9]]'
+    lt_cv_file_magic_test_file=`echo /usr/lib/libc.so*`
+    ;;
+  ncr)
+    lt_cv_deplibs_check_method=pass_all
+    ;;
+  sequent)
+    lt_cv_file_magic_cmd='/bin/file'
+    lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[LM]]SB (shared object|dynamic lib )'
+    ;;
+  sni)
+    lt_cv_file_magic_cmd='/bin/file'
+    lt_cv_deplibs_check_method="file_magic ELF [[0-9]][[0-9]]*-bit [[LM]]SB dynamic lib"
+    lt_cv_file_magic_test_file=/lib/libc.so
+    ;;
+  siemens)
+    lt_cv_deplibs_check_method=pass_all
+    ;;
+  pc)
+    lt_cv_deplibs_check_method=pass_all
+    ;;
+  esac
+  ;;
+
+tpf*)
+  lt_cv_deplibs_check_method=pass_all
+  ;;
+esac
+])
+
+file_magic_glob=
+want_nocaseglob=no
+if test "$build" = "$host"; then
+  case $host_os in
+  mingw* | pw32*)
+    if ( shopt | grep nocaseglob ) >/dev/null 2>&1; then
+      want_nocaseglob=yes
+    else
+      file_magic_glob=`echo aAbBcCdDeEfFgGhHiIjJkKlLmMnNoOpPqQrRsStTuUvVwWxXyYzZ | $SED -e "s/\(..\)/s\/[[\1]]\/[[\1]]\/g;/g"`
+    fi
+    ;;
+  esac
+fi
+
+file_magic_cmd=$lt_cv_file_magic_cmd
+deplibs_check_method=$lt_cv_deplibs_check_method
+test -z "$deplibs_check_method" && deplibs_check_method=unknown
+
+_LT_DECL([], [deplibs_check_method], [1],
+    [Method to check whether dependent libraries are shared objects])
+_LT_DECL([], [file_magic_cmd], [1],
+    [Command to use when deplibs_check_method = "file_magic"])
+_LT_DECL([], [file_magic_glob], [1],
+    [How to find potential files when deplibs_check_method = "file_magic"])
+_LT_DECL([], [want_nocaseglob], [1],
+    [Find potential files using nocaseglob when deplibs_check_method = "file_magic"])
+])# _LT_CHECK_MAGIC_METHOD
+
+
+# LT_PATH_NM
+# ----------
+# find the pathname to a BSD- or MS-compatible name lister
+AC_DEFUN([LT_PATH_NM],
+[AC_REQUIRE([AC_PROG_CC])dnl
+AC_CACHE_CHECK([for BSD- or MS-compatible name lister (nm)], lt_cv_path_NM,
+[if test -n "$NM"; then
+  # Let the user override the test.
+  lt_cv_path_NM="$NM"
+else
+  lt_nm_to_check="${ac_tool_prefix}nm"
+  if test -n "$ac_tool_prefix" && test "$build" = "$host"; then
+    lt_nm_to_check="$lt_nm_to_check nm"
+  fi
+  for lt_tmp_nm in $lt_nm_to_check; do
+    lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
+    for ac_dir in $PATH /usr/ccs/bin/elf /usr/ccs/bin /usr/ucb /bin; do
+      IFS="$lt_save_ifs"
+      test -z "$ac_dir" && ac_dir=.
+      tmp_nm="$ac_dir/$lt_tmp_nm"
+      if test -f "$tmp_nm" || test -f "$tmp_nm$ac_exeext" ; then
+	# Check to see if the nm accepts a BSD-compat flag.
+	# Adding the `sed 1q' prevents false positives on HP-UX, which says:
+	#   nm: unknown option "B" ignored
+	# Tru64's nm complains that /dev/null is an invalid object file
+	case `"$tmp_nm" -B /dev/null 2>&1 | sed '1q'` in
+	*/dev/null* | *'Invalid file or object type'*)
+	  lt_cv_path_NM="$tmp_nm -B"
+	  break
+	  ;;
+	*)
+	  case `"$tmp_nm" -p /dev/null 2>&1 | sed '1q'` in
+	  */dev/null*)
+	    lt_cv_path_NM="$tmp_nm -p"
+	    break
+	    ;;
+	  *)
+	    lt_cv_path_NM=${lt_cv_path_NM="$tmp_nm"} # keep the first match, but
+	    continue # so that we can try to find one that supports BSD flags
+	    ;;
+	  esac
+	  ;;
+	esac
+      fi
+    done
+    IFS="$lt_save_ifs"
+  done
+  : ${lt_cv_path_NM=no}
+fi])
+if test "$lt_cv_path_NM" != "no"; then
+  NM="$lt_cv_path_NM"
+else
+  # Didn't find any BSD compatible name lister, look for dumpbin.
+  if test -n "$DUMPBIN"; then :
+    # Let the user override the test.
+  else
+    AC_CHECK_TOOLS(DUMPBIN, [dumpbin "link -dump"], :)
+    case `$DUMPBIN -symbols /dev/null 2>&1 | sed '1q'` in
+    *COFF*)
+      DUMPBIN="$DUMPBIN -symbols"
+      ;;
+    *)
+      DUMPBIN=:
+      ;;
+    esac
+  fi
+  AC_SUBST([DUMPBIN])
+  if test "$DUMPBIN" != ":"; then
+    NM="$DUMPBIN"
+  fi
+fi
+test -z "$NM" && NM=nm
+AC_SUBST([NM])
+_LT_DECL([], [NM], [1], [A BSD- or MS-compatible name lister])dnl
+
+AC_CACHE_CHECK([the name lister ($NM) interface], [lt_cv_nm_interface],
+  [lt_cv_nm_interface="BSD nm"
+  echo "int some_variable = 0;" > conftest.$ac_ext
+  (eval echo "\"\$as_me:$LINENO: $ac_compile\"" >&AS_MESSAGE_LOG_FD)
+  (eval "$ac_compile" 2>conftest.err)
+  cat conftest.err >&AS_MESSAGE_LOG_FD
+  (eval echo "\"\$as_me:$LINENO: $NM \\\"conftest.$ac_objext\\\"\"" >&AS_MESSAGE_LOG_FD)
+  (eval "$NM \"conftest.$ac_objext\"" 2>conftest.err > conftest.out)
+  cat conftest.err >&AS_MESSAGE_LOG_FD
+  (eval echo "\"\$as_me:$LINENO: output\"" >&AS_MESSAGE_LOG_FD)
+  cat conftest.out >&AS_MESSAGE_LOG_FD
+  if $GREP 'External.*some_variable' conftest.out > /dev/null; then
+    lt_cv_nm_interface="MS dumpbin"
+  fi
+  rm -f conftest*])
+])# LT_PATH_NM
+
+# Old names:
+AU_ALIAS([AM_PROG_NM], [LT_PATH_NM])
+AU_ALIAS([AC_PROG_NM], [LT_PATH_NM])
+dnl aclocal-1.4 backwards compatibility:
+dnl AC_DEFUN([AM_PROG_NM], [])
+dnl AC_DEFUN([AC_PROG_NM], [])
+
+# _LT_CHECK_SHAREDLIB_FROM_LINKLIB
+# --------------------------------
+# how to determine the name of the shared library
+# associated with a specific link library.
+#  -- PORTME fill in with the dynamic library characteristics
+m4_defun([_LT_CHECK_SHAREDLIB_FROM_LINKLIB],
+[m4_require([_LT_DECL_EGREP])
+m4_require([_LT_DECL_OBJDUMP])
+m4_require([_LT_DECL_DLLTOOL])
+AC_CACHE_CHECK([how to associate runtime and link libraries],
+lt_cv_sharedlib_from_linklib_cmd,
+[lt_cv_sharedlib_from_linklib_cmd='unknown'
+
+case $host_os in
+cygwin* | mingw* | pw32* | cegcc*)
+  # two different shell functions defined in ltmain.sh
+  # decide which to use based on capabilities of $DLLTOOL
+  case `$DLLTOOL --help 2>&1` in
+  *--identify-strict*)
+    lt_cv_sharedlib_from_linklib_cmd=func_cygming_dll_for_implib
+    ;;
+  *)
+    lt_cv_sharedlib_from_linklib_cmd=func_cygming_dll_for_implib_fallback
+    ;;
+  esac
+  ;;
+*)
+  # fallback: assume linklib IS sharedlib
+  lt_cv_sharedlib_from_linklib_cmd="$ECHO"
+  ;;
+esac
+])
+sharedlib_from_linklib_cmd=$lt_cv_sharedlib_from_linklib_cmd
+test -z "$sharedlib_from_linklib_cmd" && sharedlib_from_linklib_cmd=$ECHO
+
+_LT_DECL([], [sharedlib_from_linklib_cmd], [1],
+    [Command to associate shared and link libraries])
+])# _LT_CHECK_SHAREDLIB_FROM_LINKLIB
+
+
+# _LT_PATH_MANIFEST_TOOL
+# ----------------------
+# locate the manifest tool
+m4_defun([_LT_PATH_MANIFEST_TOOL],
+[AC_CHECK_TOOL(MANIFEST_TOOL, mt, :)
+test -z "$MANIFEST_TOOL" && MANIFEST_TOOL=mt
+AC_CACHE_CHECK([if $MANIFEST_TOOL is a manifest tool], [lt_cv_path_mainfest_tool],
+  [lt_cv_path_mainfest_tool=no
+  echo "$as_me:$LINENO: $MANIFEST_TOOL '-?'" >&AS_MESSAGE_LOG_FD
+  $MANIFEST_TOOL '-?' 2>conftest.err > conftest.out
+  cat conftest.err >&AS_MESSAGE_LOG_FD
+  if $GREP 'Manifest Tool' conftest.out > /dev/null; then
+    lt_cv_path_mainfest_tool=yes
+  fi
+  rm -f conftest*])
+if test "x$lt_cv_path_mainfest_tool" != xyes; then
+  MANIFEST_TOOL=:
+fi
+_LT_DECL([], [MANIFEST_TOOL], [1], [Manifest tool])dnl
+])# _LT_PATH_MANIFEST_TOOL
+
+
+# LT_LIB_M
+# --------
+# check for math library
+AC_DEFUN([LT_LIB_M],
+[AC_REQUIRE([AC_CANONICAL_HOST])dnl
+LIBM=
+case $host in
+*-*-beos* | *-*-cegcc* | *-*-cygwin* | *-*-haiku* | *-*-pw32* | *-*-darwin*)
+  # These system don't have libm, or don't need it
+  ;;
+*-ncr-sysv4.3*)
+  AC_CHECK_LIB(mw, _mwvalidcheckl, LIBM="-lmw")
+  AC_CHECK_LIB(m, cos, LIBM="$LIBM -lm")
+  ;;
+*)
+  AC_CHECK_LIB(m, cos, LIBM="-lm")
+  ;;
+esac
+AC_SUBST([LIBM])
+])# LT_LIB_M
+
+# Old name:
+AU_ALIAS([AC_CHECK_LIBM], [LT_LIB_M])
+dnl aclocal-1.4 backwards compatibility:
+dnl AC_DEFUN([AC_CHECK_LIBM], [])
+
+
+# _LT_COMPILER_NO_RTTI([TAGNAME])
+# -------------------------------
+m4_defun([_LT_COMPILER_NO_RTTI],
+[m4_require([_LT_TAG_COMPILER])dnl
+
+_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=
+
+if test "$GCC" = yes; then
+  case $cc_basename in
+  nvcc*)
+    _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -Xcompiler -fno-builtin' ;;
+  *)
+    _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -fno-builtin' ;;
+  esac
+
+  _LT_COMPILER_OPTION([if $compiler supports -fno-rtti -fno-exceptions],
+    lt_cv_prog_compiler_rtti_exceptions,
+    [-fno-rtti -fno-exceptions], [],
+    [_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)="$_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1) -fno-rtti -fno-exceptions"])
+fi
+_LT_TAGDECL([no_builtin_flag], [lt_prog_compiler_no_builtin_flag], [1],
+	[Compiler flag to turn off builtin functions])
+])# _LT_COMPILER_NO_RTTI
+
+
+# _LT_CMD_GLOBAL_SYMBOLS
+# ----------------------
+m4_defun([_LT_CMD_GLOBAL_SYMBOLS],
+[AC_REQUIRE([AC_CANONICAL_HOST])dnl
+AC_REQUIRE([AC_PROG_CC])dnl
+AC_REQUIRE([AC_PROG_AWK])dnl
+AC_REQUIRE([LT_PATH_NM])dnl
+AC_REQUIRE([LT_PATH_LD])dnl
+m4_require([_LT_DECL_SED])dnl
+m4_require([_LT_DECL_EGREP])dnl
+m4_require([_LT_TAG_COMPILER])dnl
+
+# Check for command to grab the raw symbol name followed by C symbol from nm.
+AC_MSG_CHECKING([command to parse $NM output from $compiler object])
+AC_CACHE_VAL([lt_cv_sys_global_symbol_pipe],
+[
+# These are sane defaults that work on at least a few old systems.
+# [They come from Ultrix.  What could be older than Ultrix?!! ;)]
+
+# Character class describing NM global symbol codes.
+symcode='[[BCDEGRST]]'
+
+# Regexp to match symbols that can be accessed directly from C.
+sympat='\([[_A-Za-z]][[_A-Za-z0-9]]*\)'
+
+# Define system-specific variables.
+case $host_os in
+aix*)
+  symcode='[[BCDT]]'
+  ;;
+cygwin* | mingw* | pw32* | cegcc*)
+  symcode='[[ABCDGISTW]]'
+  ;;
+hpux*)
+  if test "$host_cpu" = ia64; then
+    symcode='[[ABCDEGRST]]'
+  fi
+  ;;
+irix* | nonstopux*)
+  symcode='[[BCDEGRST]]'
+  ;;
+osf*)
+  symcode='[[BCDEGQRST]]'
+  ;;
+solaris*)
+  symcode='[[BDRT]]'
+  ;;
+sco3.2v5*)
+  symcode='[[DT]]'
+  ;;
+sysv4.2uw2*)
+  symcode='[[DT]]'
+  ;;
+sysv5* | sco5v6* | unixware* | OpenUNIX*)
+  symcode='[[ABDT]]'
+  ;;
+sysv4)
+  symcode='[[DFNSTU]]'
+  ;;
+esac
+
+# If we're using GNU nm, then use its standard symbol codes.
+case `$NM -V 2>&1` in
+*GNU* | *'with BFD'*)
+  symcode='[[ABCDGIRSTW]]' ;;
+esac
+
+# Transform an extracted symbol line into a proper C declaration.
+# Some systems (esp. on ia64) link data and code symbols differently,
+# so use this general approach.
+lt_cv_sys_global_symbol_to_cdecl="sed -n -e 's/^T .* \(.*\)$/extern int \1();/p' -e 's/^$symcode* .* \(.*\)$/extern char \1;/p'"
+
+# Transform an extracted symbol line into symbol name and symbol address
+lt_cv_sys_global_symbol_to_c_name_address="sed -n -e 's/^: \([[^ ]]*\)[[ ]]*$/  {\\\"\1\\\", (void *) 0},/p' -e 's/^$symcode* \([[^ ]]*\) \([[^ ]]*\)$/  {\"\2\", (void *) \&\2},/p'"
+lt_cv_sys_global_symbol_to_c_name_address_lib_prefix="sed -n -e 's/^: \([[^ ]]*\)[[ ]]*$/  {\\\"\1\\\", (void *) 0},/p' -e 's/^$symcode* \([[^ ]]*\) \(lib[[^ ]]*\)$/  {\"\2\", (void *) \&\2},/p' -e 's/^$symcode* \([[^ ]]*\) \([[^ ]]*\)$/  {\"lib\2\", (void *) \&\2},/p'"
+
+# Handle CRLF in mingw tool chain
+opt_cr=
+case $build_os in
+mingw*)
+  opt_cr=`$ECHO 'x\{0,1\}' | tr x '\015'` # option cr in regexp
+  ;;
+esac
+
+# Try without a prefix underscore, then with it.
+for ac_symprfx in "" "_"; do
+
+  # Transform symcode, sympat, and symprfx into a raw symbol and a C symbol.
+  symxfrm="\\1 $ac_symprfx\\2 \\2"
+
+  # Write the raw and C identifiers.
+  if test "$lt_cv_nm_interface" = "MS dumpbin"; then
+    # Fake it for dumpbin and say T for any non-static function
+    # and D for any global variable.
+    # Also find C++ and __fastcall symbols from MSVC++,
+    # which start with @ or ?.
+    lt_cv_sys_global_symbol_pipe="$AWK ['"\
+"     {last_section=section; section=\$ 3};"\
+"     /^COFF SYMBOL TABLE/{for(i in hide) delete hide[i]};"\
+"     /Section length .*#relocs.*(pick any)/{hide[last_section]=1};"\
+"     \$ 0!~/External *\|/{next};"\
+"     / 0+ UNDEF /{next}; / UNDEF \([^|]\)*()/{next};"\
+"     {if(hide[section]) next};"\
+"     {f=0}; \$ 0~/\(\).*\|/{f=1}; {printf f ? \"T \" : \"D \"};"\
+"     {split(\$ 0, a, /\||\r/); split(a[2], s)};"\
+"     s[1]~/^[@?]/{print s[1], s[1]; next};"\
+"     s[1]~prfx {split(s[1],t,\"@\"); print t[1], substr(t[1],length(prfx))}"\
+"     ' prfx=^$ac_symprfx]"
+  else
+    lt_cv_sys_global_symbol_pipe="sed -n -e 's/^.*[[	 ]]\($symcode$symcode*\)[[	 ]][[	 ]]*$ac_symprfx$sympat$opt_cr$/$symxfrm/p'"
+  fi
+  lt_cv_sys_global_symbol_pipe="$lt_cv_sys_global_symbol_pipe | sed '/ __gnu_lto/d'"
+
+  # Check to see that the pipe works correctly.
+  pipe_works=no
+
+  rm -f conftest*
+  cat > conftest.$ac_ext <<_LT_EOF
+#ifdef __cplusplus
+extern "C" {
+#endif
+char nm_test_var;
+void nm_test_func(void);
+void nm_test_func(void){}
+#ifdef __cplusplus
+}
+#endif
+int main(){nm_test_var='a';nm_test_func();return(0);}
+_LT_EOF
+
+  if AC_TRY_EVAL(ac_compile); then
+    # Now try to grab the symbols.
+    nlist=conftest.nm
+    if AC_TRY_EVAL(NM conftest.$ac_objext \| "$lt_cv_sys_global_symbol_pipe" \> $nlist) && test -s "$nlist"; then
+      # Try sorting and uniquifying the output.
+      if sort "$nlist" | uniq > "$nlist"T; then
+	mv -f "$nlist"T "$nlist"
+      else
+	rm -f "$nlist"T
+      fi
+
+      # Make sure that we snagged all the symbols we need.
+      if $GREP ' nm_test_var$' "$nlist" >/dev/null; then
+	if $GREP ' nm_test_func$' "$nlist" >/dev/null; then
+	  cat <<_LT_EOF > conftest.$ac_ext
+/* Keep this code in sync between libtool.m4, ltmain, lt_system.h, and tests.  */
+#if defined(_WIN32) || defined(__CYGWIN__) || defined(_WIN32_WCE)
+/* DATA imports from DLLs on WIN32 con't be const, because runtime
+   relocations are performed -- see ld's documentation on pseudo-relocs.  */
+# define LT@&t at _DLSYM_CONST
+#elif defined(__osf__)
+/* This system does not cope well with relocations in const data.  */
+# define LT@&t at _DLSYM_CONST
+#else
+# define LT@&t at _DLSYM_CONST const
+#endif
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+_LT_EOF
+	  # Now generate the symbol file.
+	  eval "$lt_cv_sys_global_symbol_to_cdecl"' < "$nlist" | $GREP -v main >> conftest.$ac_ext'
+
+	  cat <<_LT_EOF >> conftest.$ac_ext
+
+/* The mapping between symbol names and symbols.  */
+LT@&t at _DLSYM_CONST struct {
+  const char *name;
+  void       *address;
+}
+lt__PROGRAM__LTX_preloaded_symbols[[]] =
+{
+  { "@PROGRAM@", (void *) 0 },
+_LT_EOF
+	  $SED "s/^$symcode$symcode* \(.*\) \(.*\)$/  {\"\2\", (void *) \&\2},/" < "$nlist" | $GREP -v main >> conftest.$ac_ext
+	  cat <<\_LT_EOF >> conftest.$ac_ext
+  {0, (void *) 0}
+};
+
+/* This works around a problem in FreeBSD linker */
+#ifdef FREEBSD_WORKAROUND
+static const void *lt_preloaded_setup() {
+  return lt__PROGRAM__LTX_preloaded_symbols;
+}
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+_LT_EOF
+	  # Now try linking the two files.
+	  mv conftest.$ac_objext conftstm.$ac_objext
+	  lt_globsym_save_LIBS=$LIBS
+	  lt_globsym_save_CFLAGS=$CFLAGS
+	  LIBS="conftstm.$ac_objext"
+	  CFLAGS="$CFLAGS$_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)"
+	  if AC_TRY_EVAL(ac_link) && test -s conftest${ac_exeext}; then
+	    pipe_works=yes
+	  fi
+	  LIBS=$lt_globsym_save_LIBS
+	  CFLAGS=$lt_globsym_save_CFLAGS
+	else
+	  echo "cannot find nm_test_func in $nlist" >&AS_MESSAGE_LOG_FD
+	fi
+      else
+	echo "cannot find nm_test_var in $nlist" >&AS_MESSAGE_LOG_FD
+      fi
+    else
+      echo "cannot run $lt_cv_sys_global_symbol_pipe" >&AS_MESSAGE_LOG_FD
+    fi
+  else
+    echo "$progname: failed program was:" >&AS_MESSAGE_LOG_FD
+    cat conftest.$ac_ext >&5
+  fi
+  rm -rf conftest* conftst*
+
+  # Do not use the global_symbol_pipe unless it works.
+  if test "$pipe_works" = yes; then
+    break
+  else
+    lt_cv_sys_global_symbol_pipe=
+  fi
+done
+])
+if test -z "$lt_cv_sys_global_symbol_pipe"; then
+  lt_cv_sys_global_symbol_to_cdecl=
+fi
+if test -z "$lt_cv_sys_global_symbol_pipe$lt_cv_sys_global_symbol_to_cdecl"; then
+  AC_MSG_RESULT(failed)
+else
+  AC_MSG_RESULT(ok)
+fi
+
+# Response file support.
+if test "$lt_cv_nm_interface" = "MS dumpbin"; then
+  nm_file_list_spec='@'
+elif $NM --help 2>/dev/null | grep '[[@]]FILE' >/dev/null; then
+  nm_file_list_spec='@'
+fi
+
+_LT_DECL([global_symbol_pipe], [lt_cv_sys_global_symbol_pipe], [1],
+    [Take the output of nm and produce a listing of raw symbols and C names])
+_LT_DECL([global_symbol_to_cdecl], [lt_cv_sys_global_symbol_to_cdecl], [1],
+    [Transform the output of nm in a proper C declaration])
+_LT_DECL([global_symbol_to_c_name_address],
+    [lt_cv_sys_global_symbol_to_c_name_address], [1],
+    [Transform the output of nm in a C name address pair])
+_LT_DECL([global_symbol_to_c_name_address_lib_prefix],
+    [lt_cv_sys_global_symbol_to_c_name_address_lib_prefix], [1],
+    [Transform the output of nm in a C name address pair when lib prefix is needed])
+_LT_DECL([], [nm_file_list_spec], [1],
+    [Specify filename containing input files for $NM])
+]) # _LT_CMD_GLOBAL_SYMBOLS
+
+
+# _LT_COMPILER_PIC([TAGNAME])
+# ---------------------------
+m4_defun([_LT_COMPILER_PIC],
+[m4_require([_LT_TAG_COMPILER])dnl
+_LT_TAGVAR(lt_prog_compiler_wl, $1)=
+_LT_TAGVAR(lt_prog_compiler_pic, $1)=
+_LT_TAGVAR(lt_prog_compiler_static, $1)=
+
+m4_if([$1], [CXX], [
+  # C++ specific cases for pic, static, wl, etc.
+  if test "$GXX" = yes; then
+    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
+    _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
+
+    case $host_os in
+    aix*)
+      # All AIX code is PIC.
+      if test "$host_cpu" = ia64; then
+	# AIX 5 now supports IA64 processor
+	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
+      fi
+      ;;
+
+    amigaos*)
+      case $host_cpu in
+      powerpc)
+            # see comment about AmigaOS4 .so support
+            _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
+        ;;
+      m68k)
+            # FIXME: we need at least 68020 code to build shared libraries, but
+            # adding the `-m68020' flag to GCC prevents building anything better,
+            # like `-m68040'.
+            _LT_TAGVAR(lt_prog_compiler_pic, $1)='-m68020 -resident32 -malways-restore-a4'
+        ;;
+      esac
+      ;;
+
+    beos* | irix5* | irix6* | nonstopux* | osf3* | osf4* | osf5*)
+      # PIC is the default for these OSes.
+      ;;
+    mingw* | cygwin* | os2* | pw32* | cegcc*)
+      # This hack is so that the source file can tell whether it is being
+      # built for inclusion in a dll (and should export symbols for example).
+      # Although the cygwin gcc ignores -fPIC, still need this for old-style
+      # (--disable-auto-import) libraries
+      m4_if([$1], [GCJ], [],
+	[_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
+      ;;
+    darwin* | rhapsody*)
+      # PIC is the default on this platform
+      # Common symbols not allowed in MH_DYLIB files
+      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fno-common'
+      ;;
+    *djgpp*)
+      # DJGPP does not support shared libraries at all
+      _LT_TAGVAR(lt_prog_compiler_pic, $1)=
+      ;;
+    haiku*)
+      # PIC is the default for Haiku.
+      # The "-static" flag exists, but is broken.
+      _LT_TAGVAR(lt_prog_compiler_static, $1)=
+      ;;
+    interix[[3-9]]*)
+      # Interix 3.x gcc -fpic/-fPIC options generate broken code.
+      # Instead, we relocate shared libraries at runtime.
+      ;;
+    sysv4*MP*)
+      if test -d /usr/nec; then
+	_LT_TAGVAR(lt_prog_compiler_pic, $1)=-Kconform_pic
+      fi
+      ;;
+    hpux*)
+      # PIC is the default for 64-bit PA HP-UX, but not for 32-bit
+      # PA HP-UX.  On IA64 HP-UX, PIC is the default but the pic flag
+      # sets the default TLS model and affects inlining.
+      case $host_cpu in
+      hppa*64*)
+	;;
+      *)
+	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
+	;;
+      esac
+      ;;
+    *qnx* | *nto*)
+      # QNX uses GNU C++, but need to define -shared option too, otherwise
+      # it will coredump.
+      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
+      ;;
+    *)
+      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
+      ;;
+    esac
+  else
+    case $host_os in
+      aix[[4-9]]*)
+	# All AIX code is PIC.
+	if test "$host_cpu" = ia64; then
+	  # AIX 5 now supports IA64 processor
+	  _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
+	else
+	  _LT_TAGVAR(lt_prog_compiler_static, $1)='-bnso -bI:/lib/syscalls.exp'
+	fi
+	;;
+      chorus*)
+	case $cc_basename in
+	cxch68*)
+	  # Green Hills C++ Compiler
+	  # _LT_TAGVAR(lt_prog_compiler_static, $1)="--no_auto_instantiation -u __main -u __premain -u _abort -r $COOL_DIR/lib/libOrb.a $MVME_DIR/lib/CC/libC.a $MVME_DIR/lib/classix/libcx.s.a"
+	  ;;
+	esac
+	;;
+      mingw* | cygwin* | os2* | pw32* | cegcc*)
+	# This hack is so that the source file can tell whether it is being
+	# built for inclusion in a dll (and should export symbols for example).
+	m4_if([$1], [GCJ], [],
+	  [_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
+	;;
+      dgux*)
+	case $cc_basename in
+	  ec++*)
+	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
+	    ;;
+	  ghcx*)
+	    # Green Hills C++ Compiler
+	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
+	    ;;
+	  *)
+	    ;;
+	esac
+	;;
+      freebsd* | dragonfly*)
+	# FreeBSD uses GNU C++
+	;;
+      hpux9* | hpux10* | hpux11*)
+	case $cc_basename in
+	  CC*)
+	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
+	    _LT_TAGVAR(lt_prog_compiler_static, $1)='${wl}-a ${wl}archive'
+	    if test "$host_cpu" != ia64; then
+	      _LT_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
+	    fi
+	    ;;
+	  aCC*)
+	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
+	    _LT_TAGVAR(lt_prog_compiler_static, $1)='${wl}-a ${wl}archive'
+	    case $host_cpu in
+	    hppa*64*|ia64*)
+	      # +Z the default
+	      ;;
+	    *)
+	      _LT_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
+	      ;;
+	    esac
+	    ;;
+	  *)
+	    ;;
+	esac
+	;;
+      interix*)
+	# This is c89, which is MS Visual C++ (no shared libs)
+	# Anyone wants to do a port?
+	;;
+      irix5* | irix6* | nonstopux*)
+	case $cc_basename in
+	  CC*)
+	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
+	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
+	    # CC pic flag -KPIC is the default.
+	    ;;
+	  *)
+	    ;;
+	esac
+	;;
+      linux* | k*bsd*-gnu | kopensolaris*-gnu)
+	case $cc_basename in
+	  KCC*)
+	    # KAI C++ Compiler
+	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='--backend -Wl,'
+	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
+	    ;;
+	  ecpc* )
+	    # old Intel C++ for x86_64 which still supported -KPIC.
+	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
+	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
+	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
+	    ;;
+	  icpc* )
+	    # Intel C++, used to be incompatible with GCC.
+	    # ICC 10 doesn't accept -KPIC any more.
+	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
+	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
+	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
+	    ;;
+	  pgCC* | pgcpp*)
+	    # Portland Group C++ compiler
+	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
+	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fpic'
+	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
+	    ;;
+	  cxx*)
+	    # Compaq C++
+	    # Make sure the PIC flag is empty.  It appears that all Alpha
+	    # Linux and Compaq Tru64 Unix objects are PIC.
+	    _LT_TAGVAR(lt_prog_compiler_pic, $1)=
+	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
+	    ;;
+	  xlc* | xlC* | bgxl[[cC]]* | mpixl[[cC]]*)
+	    # IBM XL 8.0, 9.0 on PPC and BlueGene
+	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
+	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-qpic'
+	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-qstaticlink'
+	    ;;
+	  *)
+	    case `$CC -V 2>&1 | sed 5q` in
+	    *Sun\ C*)
+	      # Sun C++ 5.9
+	      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
+	      _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
+	      _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
+	      ;;
+	    esac
+	    ;;
+	esac
+	;;
+      lynxos*)
+	;;
+      m88k*)
+	;;
+      mvs*)
+	case $cc_basename in
+	  cxx*)
+	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-W c,exportall'
+	    ;;
+	  *)
+	    ;;
+	esac
+	;;
+      netbsd*)
+	;;
+      *qnx* | *nto*)
+        # QNX uses GNU C++, but need to define -shared option too, otherwise
+        # it will coredump.
+        _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
+        ;;
+      osf3* | osf4* | osf5*)
+	case $cc_basename in
+	  KCC*)
+	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='--backend -Wl,'
+	    ;;
+	  RCC*)
+	    # Rational C++ 2.4.1
+	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
+	    ;;
+	  cxx*)
+	    # Digital/Compaq C++
+	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
+	    # Make sure the PIC flag is empty.  It appears that all Alpha
+	    # Linux and Compaq Tru64 Unix objects are PIC.
+	    _LT_TAGVAR(lt_prog_compiler_pic, $1)=
+	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
+	    ;;
+	  *)
+	    ;;
+	esac
+	;;
+      psos*)
+	;;
+      solaris*)
+	case $cc_basename in
+	  CC* | sunCC*)
+	    # Sun C++ 4.2, 5.x and Centerline C++
+	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
+	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
+	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
+	    ;;
+	  gcx*)
+	    # Green Hills C++ Compiler
+	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-PIC'
+	    ;;
+	  *)
+	    ;;
+	esac
+	;;
+      sunos4*)
+	case $cc_basename in
+	  CC*)
+	    # Sun C++ 4.x
+	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
+	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
+	    ;;
+	  lcc*)
+	    # Lucid
+	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
+	    ;;
+	  *)
+	    ;;
+	esac
+	;;
+      sysv5* | unixware* | sco3.2v5* | sco5v6* | OpenUNIX*)
+	case $cc_basename in
+	  CC*)
+	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
+	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
+	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
+	    ;;
+	esac
+	;;
+      tandem*)
+	case $cc_basename in
+	  NCC*)
+	    # NonStop-UX NCC 3.20
+	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
+	    ;;
+	  *)
+	    ;;
+	esac
+	;;
+      vxworks*)
+	;;
+      *)
+	_LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
+	;;
+    esac
+  fi
+],
+[
+  if test "$GCC" = yes; then
+    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
+    _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
+
+    case $host_os in
+      aix*)
+      # All AIX code is PIC.
+      if test "$host_cpu" = ia64; then
+	# AIX 5 now supports IA64 processor
+	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
+      fi
+      ;;
+
+    amigaos*)
+      case $host_cpu in
+      powerpc)
+            # see comment about AmigaOS4 .so support
+            _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
+        ;;
+      m68k)
+            # FIXME: we need at least 68020 code to build shared libraries, but
+            # adding the `-m68020' flag to GCC prevents building anything better,
+            # like `-m68040'.
+            _LT_TAGVAR(lt_prog_compiler_pic, $1)='-m68020 -resident32 -malways-restore-a4'
+        ;;
+      esac
+      ;;
+
+    beos* | irix5* | irix6* | nonstopux* | osf3* | osf4* | osf5*)
+      # PIC is the default for these OSes.
+      ;;
+
+    mingw* | cygwin* | pw32* | os2* | cegcc*)
+      # This hack is so that the source file can tell whether it is being
+      # built for inclusion in a dll (and should export symbols for example).
+      # Although the cygwin gcc ignores -fPIC, still need this for old-style
+      # (--disable-auto-import) libraries
+      m4_if([$1], [GCJ], [],
+	[_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
+      ;;
+
+    darwin* | rhapsody*)
+      # PIC is the default on this platform
+      # Common symbols not allowed in MH_DYLIB files
+      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fno-common'
+      ;;
+
+    haiku*)
+      # PIC is the default for Haiku.
+      # The "-static" flag exists, but is broken.
+      _LT_TAGVAR(lt_prog_compiler_static, $1)=
+      ;;
+
+    hpux*)
+      # PIC is the default for 64-bit PA HP-UX, but not for 32-bit
+      # PA HP-UX.  On IA64 HP-UX, PIC is the default but the pic flag
+      # sets the default TLS model and affects inlining.
+      case $host_cpu in
+      hppa*64*)
+	# +Z the default
+	;;
+      *)
+	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
+	;;
+      esac
+      ;;
+
+    interix[[3-9]]*)
+      # Interix 3.x gcc -fpic/-fPIC options generate broken code.
+      # Instead, we relocate shared libraries at runtime.
+      ;;
+
+    msdosdjgpp*)
+      # Just because we use GCC doesn't mean we suddenly get shared libraries
+      # on systems that don't support them.
+      _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
+      enable_shared=no
+      ;;
+
+    *nto* | *qnx*)
+      # QNX uses GNU C++, but need to define -shared option too, otherwise
+      # it will coredump.
+      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
+      ;;
+
+    sysv4*MP*)
+      if test -d /usr/nec; then
+	_LT_TAGVAR(lt_prog_compiler_pic, $1)=-Kconform_pic
+      fi
+      ;;
+
+    *)
+      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
+      ;;
+    esac
+
+    case $cc_basename in
+    nvcc*) # Cuda Compiler Driver 2.2
+      _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Xlinker '
+      if test -n "$_LT_TAGVAR(lt_prog_compiler_pic, $1)"; then
+        _LT_TAGVAR(lt_prog_compiler_pic, $1)="-Xcompiler $_LT_TAGVAR(lt_prog_compiler_pic, $1)"
+      fi
+      ;;
+    esac
+  else
+    # PORTME Check for flag to pass linker flags through the system compiler.
+    case $host_os in
+    aix*)
+      _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
+      if test "$host_cpu" = ia64; then
+	# AIX 5 now supports IA64 processor
+	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
+      else
+	_LT_TAGVAR(lt_prog_compiler_static, $1)='-bnso -bI:/lib/syscalls.exp'
+      fi
+      ;;
+
+    mingw* | cygwin* | pw32* | os2* | cegcc*)
+      # This hack is so that the source file can tell whether it is being
+      # built for inclusion in a dll (and should export symbols for example).
+      m4_if([$1], [GCJ], [],
+	[_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
+      ;;
+
+    hpux9* | hpux10* | hpux11*)
+      _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
+      # PIC is the default for IA64 HP-UX and 64-bit HP-UX, but
+      # not for PA HP-UX.
+      case $host_cpu in
+      hppa*64*|ia64*)
+	# +Z the default
+	;;
+      *)
+	_LT_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
+	;;
+      esac
+      # Is there a better lt_prog_compiler_static that works with the bundled CC?
+      _LT_TAGVAR(lt_prog_compiler_static, $1)='${wl}-a ${wl}archive'
+      ;;
+
+    irix5* | irix6* | nonstopux*)
+      _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
+      # PIC (with -KPIC) is the default.
+      _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
+      ;;
+
+    linux* | k*bsd*-gnu | kopensolaris*-gnu)
+      case $cc_basename in
+      # old Intel for x86_64 which still supported -KPIC.
+      ecc*)
+	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
+	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
+	_LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
+        ;;
+      # icc used to be incompatible with GCC.
+      # ICC 10 doesn't accept -KPIC any more.
+      icc* | ifort*)
+	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
+	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
+	_LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
+        ;;
+      # Lahey Fortran 8.1.
+      lf95*)
+	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
+	_LT_TAGVAR(lt_prog_compiler_pic, $1)='--shared'
+	_LT_TAGVAR(lt_prog_compiler_static, $1)='--static'
+	;;
+      nagfor*)
+	# NAG Fortran compiler
+	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,-Wl,,'
+	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-PIC'
+	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
+	;;
+      pgcc* | pgf77* | pgf90* | pgf95* | pgfortran*)
+        # Portland Group compilers (*not* the Pentium gcc compiler,
+	# which looks to be a dead project)
+	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
+	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fpic'
+	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
+        ;;
+      ccc*)
+        _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
+        # All Alpha code is PIC.
+        _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
+        ;;
+      xl* | bgxl* | bgf* | mpixl*)
+	# IBM XL C 8.0/Fortran 10.1, 11.1 on PPC and BlueGene
+	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
+	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-qpic'
+	_LT_TAGVAR(lt_prog_compiler_static, $1)='-qstaticlink'
+	;;
+      *)
+	case `$CC -V 2>&1 | sed 5q` in
+	*Sun\ Ceres\ Fortran* | *Sun*Fortran*\ [[1-7]].* | *Sun*Fortran*\ 8.[[0-3]]*)
+	  # Sun Fortran 8.3 passes all unrecognized flags to the linker
+	  _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
+	  _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
+	  _LT_TAGVAR(lt_prog_compiler_wl, $1)=''
+	  ;;
+	*Sun\ F* | *Sun*Fortran*)
+	  _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
+	  _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
+	  _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
+	  ;;
+	*Sun\ C*)
+	  # Sun C 5.9
+	  _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
+	  _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
+	  _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
+	  ;;
+        *Intel*\ [[CF]]*Compiler*)
+	  _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
+	  _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
+	  _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
+	  ;;
+	*Portland\ Group*)
+	  _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
+	  _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fpic'
+	  _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
+	  ;;
+	esac
+	;;
+      esac
+      ;;
+
+    newsos6)
+      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
+      _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
+      ;;
+
+    *nto* | *qnx*)
+      # QNX uses GNU C++, but need to define -shared option too, otherwise
+      # it will coredump.
+      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
+      ;;
+
+    osf3* | osf4* | osf5*)
+      _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
+      # All OSF/1 code is PIC.
+      _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
+      ;;
+
+    rdos*)
+      _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
+      ;;
+
+    solaris*)
+      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
+      _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
+      case $cc_basename in
+      f77* | f90* | f95* | sunf77* | sunf90* | sunf95*)
+	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld ';;
+      *)
+	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,';;
+      esac
+      ;;
+
+    sunos4*)
+      _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
+      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-PIC'
+      _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
+      ;;
+
+    sysv4 | sysv4.2uw2* | sysv4.3*)
+      _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
+      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
+      _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
+      ;;
+
+    sysv4*MP*)
+      if test -d /usr/nec ;then
+	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-Kconform_pic'
+	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
+      fi
+      ;;
+
+    sysv5* | unixware* | sco3.2v5* | sco5v6* | OpenUNIX*)
+      _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
+      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
+      _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
+      ;;
+
+    unicos*)
+      _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
+      _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
+      ;;
+
+    uts4*)
+      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
+      _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
+      ;;
+
+    *)
+      _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
+      ;;
+    esac
+  fi
+])
+case $host_os in
+  # For platforms which do not support PIC, -DPIC is meaningless:
+  *djgpp*)
+    _LT_TAGVAR(lt_prog_compiler_pic, $1)=
+    ;;
+  *)
+    _LT_TAGVAR(lt_prog_compiler_pic, $1)="$_LT_TAGVAR(lt_prog_compiler_pic, $1)@&t at m4_if([$1],[],[ -DPIC],[m4_if([$1],[CXX],[ -DPIC],[])])"
+    ;;
+esac
+
+AC_CACHE_CHECK([for $compiler option to produce PIC],
+  [_LT_TAGVAR(lt_cv_prog_compiler_pic, $1)],
+  [_LT_TAGVAR(lt_cv_prog_compiler_pic, $1)=$_LT_TAGVAR(lt_prog_compiler_pic, $1)])
+_LT_TAGVAR(lt_prog_compiler_pic, $1)=$_LT_TAGVAR(lt_cv_prog_compiler_pic, $1)
+
+#
+# Check to make sure the PIC flag actually works.
+#
+if test -n "$_LT_TAGVAR(lt_prog_compiler_pic, $1)"; then
+  _LT_COMPILER_OPTION([if $compiler PIC flag $_LT_TAGVAR(lt_prog_compiler_pic, $1) works],
+    [_LT_TAGVAR(lt_cv_prog_compiler_pic_works, $1)],
+    [$_LT_TAGVAR(lt_prog_compiler_pic, $1)@&t at m4_if([$1],[],[ -DPIC],[m4_if([$1],[CXX],[ -DPIC],[])])], [],
+    [case $_LT_TAGVAR(lt_prog_compiler_pic, $1) in
+     "" | " "*) ;;
+     *) _LT_TAGVAR(lt_prog_compiler_pic, $1)=" $_LT_TAGVAR(lt_prog_compiler_pic, $1)" ;;
+     esac],
+    [_LT_TAGVAR(lt_prog_compiler_pic, $1)=
+     _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no])
+fi
+_LT_TAGDECL([pic_flag], [lt_prog_compiler_pic], [1],
+	[Additional compiler flags for building library objects])
+
+_LT_TAGDECL([wl], [lt_prog_compiler_wl], [1],
+	[How to pass a linker flag through the compiler])
+#
+# Check to make sure the static flag actually works.
+#
+wl=$_LT_TAGVAR(lt_prog_compiler_wl, $1) eval lt_tmp_static_flag=\"$_LT_TAGVAR(lt_prog_compiler_static, $1)\"
+_LT_LINKER_OPTION([if $compiler static flag $lt_tmp_static_flag works],
+  _LT_TAGVAR(lt_cv_prog_compiler_static_works, $1),
+  $lt_tmp_static_flag,
+  [],
+  [_LT_TAGVAR(lt_prog_compiler_static, $1)=])
+_LT_TAGDECL([link_static_flag], [lt_prog_compiler_static], [1],
+	[Compiler flag to prevent dynamic linking])
+])# _LT_COMPILER_PIC
+
+
+# _LT_LINKER_SHLIBS([TAGNAME])
+# ----------------------------
+# See if the linker supports building shared libraries.
+m4_defun([_LT_LINKER_SHLIBS],
+[AC_REQUIRE([LT_PATH_LD])dnl
+AC_REQUIRE([LT_PATH_NM])dnl
+m4_require([_LT_PATH_MANIFEST_TOOL])dnl
+m4_require([_LT_FILEUTILS_DEFAULTS])dnl
+m4_require([_LT_DECL_EGREP])dnl
+m4_require([_LT_DECL_SED])dnl
+m4_require([_LT_CMD_GLOBAL_SYMBOLS])dnl
+m4_require([_LT_TAG_COMPILER])dnl
+AC_MSG_CHECKING([whether the $compiler linker ($LD) supports shared libraries])
+m4_if([$1], [CXX], [
+  _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
+  _LT_TAGVAR(exclude_expsyms, $1)=['_GLOBAL_OFFSET_TABLE_|_GLOBAL__F[ID]_.*']
+  case $host_os in
+  aix[[4-9]]*)
+    # If we're using GNU nm, then we don't want the "-C" option.
+    # -C means demangle to AIX nm, but means don't demangle with GNU nm
+    # Also, AIX nm treats weak defined symbols like other global defined
+    # symbols, whereas GNU nm marks them as "W".
+    if $NM -V 2>&1 | $GREP 'GNU' > /dev/null; then
+      _LT_TAGVAR(export_symbols_cmds, $1)='$NM -Bpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B") || (\$ 2 == "W")) && ([substr](\$ 3,1,1) != ".")) { print \$ 3 } }'\'' | sort -u > $export_symbols'
+    else
+      _LT_TAGVAR(export_symbols_cmds, $1)='$NM -BCpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B")) && ([substr](\$ 3,1,1) != ".")) { print \$ 3 } }'\'' | sort -u > $export_symbols'
+    fi
+    ;;
+  pw32*)
+    _LT_TAGVAR(export_symbols_cmds, $1)="$ltdll_cmds"
+    ;;
+  cygwin* | mingw* | cegcc*)
+    case $cc_basename in
+    cl*)
+      _LT_TAGVAR(exclude_expsyms, $1)='_NULL_IMPORT_DESCRIPTOR|_IMPORT_DESCRIPTOR_.*'
+      ;;
+    *)
+      _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED -e '\''/^[[BCDGRS]][[ ]]/s/.*[[ ]]\([[^ ]]*\)/\1 DATA/;s/^.*[[ ]]__nm__\([[^ ]]*\)[[ ]][[^ ]]*/\1 DATA/;/^I[[ ]]/d;/^[[AITW]][[ ]]/s/.* //'\'' | sort | uniq > $export_symbols'
+      _LT_TAGVAR(exclude_expsyms, $1)=['[_]+GLOBAL_OFFSET_TABLE_|[_]+GLOBAL__[FID]_.*|[_]+head_[A-Za-z0-9_]+_dll|[A-Za-z0-9_]+_dll_iname']
+      ;;
+    esac
+    ;;
+  *)
+    _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
+    ;;
+  esac
+], [
+  runpath_var=
+  _LT_TAGVAR(allow_undefined_flag, $1)=
+  _LT_TAGVAR(always_export_symbols, $1)=no
+  _LT_TAGVAR(archive_cmds, $1)=
+  _LT_TAGVAR(archive_expsym_cmds, $1)=
+  _LT_TAGVAR(compiler_needs_object, $1)=no
+  _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
+  _LT_TAGVAR(export_dynamic_flag_spec, $1)=
+  _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
+  _LT_TAGVAR(hardcode_automatic, $1)=no
+  _LT_TAGVAR(hardcode_direct, $1)=no
+  _LT_TAGVAR(hardcode_direct_absolute, $1)=no
+  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
+  _LT_TAGVAR(hardcode_libdir_separator, $1)=
+  _LT_TAGVAR(hardcode_minus_L, $1)=no
+  _LT_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
+  _LT_TAGVAR(inherit_rpath, $1)=no
+  _LT_TAGVAR(link_all_deplibs, $1)=unknown
+  _LT_TAGVAR(module_cmds, $1)=
+  _LT_TAGVAR(module_expsym_cmds, $1)=
+  _LT_TAGVAR(old_archive_from_new_cmds, $1)=
+  _LT_TAGVAR(old_archive_from_expsyms_cmds, $1)=
+  _LT_TAGVAR(thread_safe_flag_spec, $1)=
+  _LT_TAGVAR(whole_archive_flag_spec, $1)=
+  # include_expsyms should be a list of space-separated symbols to be *always*
+  # included in the symbol list
+  _LT_TAGVAR(include_expsyms, $1)=
+  # exclude_expsyms can be an extended regexp of symbols to exclude
+  # it will be wrapped by ` (' and `)$', so one must not match beginning or
+  # end of line.  Example: `a|bc|.*d.*' will exclude the symbols `a' and `bc',
+  # as well as any symbol that contains `d'.
+  _LT_TAGVAR(exclude_expsyms, $1)=['_GLOBAL_OFFSET_TABLE_|_GLOBAL__F[ID]_.*']
+  # Although _GLOBAL_OFFSET_TABLE_ is a valid symbol C name, most a.out
+  # platforms (ab)use it in PIC code, but their linkers get confused if
+  # the symbol is explicitly referenced.  Since portable code cannot
+  # rely on this symbol name, it's probably fine to never include it in
+  # preloaded symbol tables.
+  # Exclude shared library initialization/finalization symbols.
+dnl Note also adjust exclude_expsyms for C++ above.
+  extract_expsyms_cmds=
+
+  case $host_os in
+  cygwin* | mingw* | pw32* | cegcc*)
+    # FIXME: the MSVC++ port hasn't been tested in a loooong time
+    # When not using gcc, we currently assume that we are using
+    # Microsoft Visual C++.
+    if test "$GCC" != yes; then
+      with_gnu_ld=no
+    fi
+    ;;
+  interix*)
+    # we just hope/assume this is gcc and not c89 (= MSVC++)
+    with_gnu_ld=yes
+    ;;
+  openbsd*)
+    with_gnu_ld=no
+    ;;
+  esac
+
+  _LT_TAGVAR(ld_shlibs, $1)=yes
+
+  # On some targets, GNU ld is compatible enough with the native linker
+  # that we're better off using the native interface for both.
+  lt_use_gnu_ld_interface=no
+  if test "$with_gnu_ld" = yes; then
+    case $host_os in
+      aix*)
+	# The AIX port of GNU ld has always aspired to compatibility
+	# with the native linker.  However, as the warning in the GNU ld
+	# block says, versions before 2.19.5* couldn't really create working
+	# shared libraries, regardless of the interface used.
+	case `$LD -v 2>&1` in
+	  *\ \(GNU\ Binutils\)\ 2.19.5*) ;;
+	  *\ \(GNU\ Binutils\)\ 2.[[2-9]]*) ;;
+	  *\ \(GNU\ Binutils\)\ [[3-9]]*) ;;
+	  *)
+	    lt_use_gnu_ld_interface=yes
+	    ;;
+	esac
+	;;
+      *)
+	lt_use_gnu_ld_interface=yes
+	;;
+    esac
+  fi
+
+  if test "$lt_use_gnu_ld_interface" = yes; then
+    # If archive_cmds runs LD, not CC, wlarc should be empty
+    wlarc='${wl}'
+
+    # Set some defaults for GNU ld with shared library support. These
+    # are reset later if shared libraries are not supported. Putting them
+    # here allows them to be overridden if necessary.
+    runpath_var=LD_RUN_PATH
+    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
+    _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
+    # ancient GNU ld didn't support --whole-archive et. al.
+    if $LD --help 2>&1 | $GREP 'no-whole-archive' > /dev/null; then
+      _LT_TAGVAR(whole_archive_flag_spec, $1)="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
+    else
+      _LT_TAGVAR(whole_archive_flag_spec, $1)=
+    fi
+    supports_anon_versioning=no
+    case `$LD -v 2>&1` in
+      *GNU\ gold*) supports_anon_versioning=yes ;;
+      *\ [[01]].* | *\ 2.[[0-9]].* | *\ 2.10.*) ;; # catch versions < 2.11
+      *\ 2.11.93.0.2\ *) supports_anon_versioning=yes ;; # RH7.3 ...
+      *\ 2.11.92.0.12\ *) supports_anon_versioning=yes ;; # Mandrake 8.2 ...
+      *\ 2.11.*) ;; # other 2.11 versions
+      *) supports_anon_versioning=yes ;;
+    esac
+
+    # See if GNU ld supports shared libraries.
+    case $host_os in
+    aix[[3-9]]*)
+      # On AIX/PPC, the GNU linker is very broken
+      if test "$host_cpu" != ia64; then
+	_LT_TAGVAR(ld_shlibs, $1)=no
+	cat <<_LT_EOF 1>&2
+
+*** Warning: the GNU linker, at least up to release 2.19, is reported
+*** to be unable to reliably create shared libraries on AIX.
+*** Therefore, libtool is disabling shared libraries support.  If you
+*** really care for shared libraries, you may want to install binutils
+*** 2.20 or above, or modify your PATH so that a non-GNU linker is found.
+*** You will then need to restart the configuration process.
+
+_LT_EOF
+      fi
+      ;;
+
+    amigaos*)
+      case $host_cpu in
+      powerpc)
+            # see comment about AmigaOS4 .so support
+            _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
+            _LT_TAGVAR(archive_expsym_cmds, $1)=''
+        ;;
+      m68k)
+            _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/a2ixlibrary.data~$ECHO "#define NAME $libname" > $output_objdir/a2ixlibrary.data~$ECHO "#define LIBRARY_ID 1" >> $output_objdir/a2ixlibrary.data~$ECHO "#define VERSION $major" >> $output_objdir/a2ixlibrary.data~$ECHO "#define REVISION $revision" >> $output_objdir/a2ixlibrary.data~$AR $AR_FLAGS $lib $libobjs~$RANLIB $lib~(cd $output_objdir && a2ixlibrary -32)'
+            _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
+            _LT_TAGVAR(hardcode_minus_L, $1)=yes
+        ;;
+      esac
+      ;;
+
+    beos*)
+      if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
+	_LT_TAGVAR(allow_undefined_flag, $1)=unsupported
+	# Joseph Beckenbach <jrb3 at best.com> says some releases of gcc
+	# support --undefined.  This deserves some investigation.  FIXME
+	_LT_TAGVAR(archive_cmds, $1)='$CC -nostart $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
+      else
+	_LT_TAGVAR(ld_shlibs, $1)=no
+      fi
+      ;;
+
+    cygwin* | mingw* | pw32* | cegcc*)
+      # _LT_TAGVAR(hardcode_libdir_flag_spec, $1) is actually meaningless,
+      # as there is no search path for DLLs.
+      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
+      _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-all-symbols'
+      _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
+      _LT_TAGVAR(always_export_symbols, $1)=no
+      _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
+      _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED -e '\''/^[[BCDGRS]][[ ]]/s/.*[[ ]]\([[^ ]]*\)/\1 DATA/;s/^.*[[ ]]__nm__\([[^ ]]*\)[[ ]][[^ ]]*/\1 DATA/;/^I[[ ]]/d;/^[[AITW]][[ ]]/s/.* //'\'' | sort | uniq > $export_symbols'
+      _LT_TAGVAR(exclude_expsyms, $1)=['[_]+GLOBAL_OFFSET_TABLE_|[_]+GLOBAL__[FID]_.*|[_]+head_[A-Za-z0-9_]+_dll|[A-Za-z0-9_]+_dll_iname']
+
+      if $LD --help 2>&1 | $GREP 'auto-import' > /dev/null; then
+        _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags -o $output_objdir/$soname ${wl}--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
+	# If the export-symbols file already is a .def file (1st line
+	# is EXPORTS), use it as is; otherwise, prepend...
+	_LT_TAGVAR(archive_expsym_cmds, $1)='if test "x`$SED 1q $export_symbols`" = xEXPORTS; then
+	  cp $export_symbols $output_objdir/$soname.def;
+	else
+	  echo EXPORTS > $output_objdir/$soname.def;
+	  cat $export_symbols >> $output_objdir/$soname.def;
+	fi~
+	$CC -shared $output_objdir/$soname.def $libobjs $deplibs $compiler_flags -o $output_objdir/$soname ${wl}--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
+      else
+	_LT_TAGVAR(ld_shlibs, $1)=no
+      fi
+      ;;
+
+    haiku*)
+      _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
+      _LT_TAGVAR(link_all_deplibs, $1)=yes
+      ;;
+
+    interix[[3-9]]*)
+      _LT_TAGVAR(hardcode_direct, $1)=no
+      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
+      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
+      _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
+      # Hack: On Interix 3.x, we cannot compile PIC because of a broken gcc.
+      # Instead, shared libraries are loaded at an image base (0x10000000 by
+      # default) and relocated if they conflict, which is a slow very memory
+      # consuming and fragmenting process.  To avoid this, we pick a random,
+      # 256 KiB-aligned image base between 0x50000000 and 0x6FFC0000 at link
+      # time.  Moving up from 0x10000000 also allows more sbrk(2) space.
+      _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-h,$soname ${wl}--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
+      _LT_TAGVAR(archive_expsym_cmds, $1)='sed "s,^,_," $export_symbols >$output_objdir/$soname.expsym~$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-h,$soname ${wl}--retain-symbols-file,$output_objdir/$soname.expsym ${wl}--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
+      ;;
+
+    gnu* | linux* | tpf* | k*bsd*-gnu | kopensolaris*-gnu)
+      tmp_diet=no
+      if test "$host_os" = linux-dietlibc; then
+	case $cc_basename in
+	  diet\ *) tmp_diet=yes;;	# linux-dietlibc with static linking (!diet-dyn)
+	esac
+      fi
+      if $LD --help 2>&1 | $EGREP ': supported targets:.* elf' > /dev/null \
+	 && test "$tmp_diet" = no
+      then
+	tmp_addflag=' $pic_flag'
+	tmp_sharedflag='-shared'
+	case $cc_basename,$host_cpu in
+        pgcc*)				# Portland Group C compiler
+	  _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive'
+	  tmp_addflag=' $pic_flag'
+	  ;;
+	pgf77* | pgf90* | pgf95* | pgfortran*)
+					# Portland Group f77 and f90 compilers
+	  _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive'
+	  tmp_addflag=' $pic_flag -Mnomain' ;;
+	ecc*,ia64* | icc*,ia64*)	# Intel C compiler on ia64
+	  tmp_addflag=' -i_dynamic' ;;
+	efc*,ia64* | ifort*,ia64*)	# Intel Fortran compiler on ia64
+	  tmp_addflag=' -i_dynamic -nofor_main' ;;
+	ifc* | ifort*)			# Intel Fortran compiler
+	  tmp_addflag=' -nofor_main' ;;
+	lf95*)				# Lahey Fortran 8.1
+	  _LT_TAGVAR(whole_archive_flag_spec, $1)=
+	  tmp_sharedflag='--shared' ;;
+	xl[[cC]]* | bgxl[[cC]]* | mpixl[[cC]]*) # IBM XL C 8.0 on PPC (deal with xlf below)
+	  tmp_sharedflag='-qmkshrobj'
+	  tmp_addflag= ;;
+	nvcc*)	# Cuda Compiler Driver 2.2
+	  _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive'
+	  _LT_TAGVAR(compiler_needs_object, $1)=yes
+	  ;;
+	esac
+	case `$CC -V 2>&1 | sed 5q` in
+	*Sun\ C*)			# Sun C 5.9
+	  _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`new_convenience=; for conv in $convenience\"\"; do test -z \"$conv\" || new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive'
+	  _LT_TAGVAR(compiler_needs_object, $1)=yes
+	  tmp_sharedflag='-G' ;;
+	*Sun\ F*)			# Sun Fortran 8.3
+	  tmp_sharedflag='-G' ;;
+	esac
+	_LT_TAGVAR(archive_cmds, $1)='$CC '"$tmp_sharedflag""$tmp_addflag"' $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
+
+        if test "x$supports_anon_versioning" = xyes; then
+          _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $output_objdir/$libname.ver~
+	    cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~
+	    echo "local: *; };" >> $output_objdir/$libname.ver~
+	    $CC '"$tmp_sharedflag""$tmp_addflag"' $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-version-script ${wl}$output_objdir/$libname.ver -o $lib'
+        fi
+
+	case $cc_basename in
+	xlf* | bgf* | bgxlf* | mpixlf*)
+	  # IBM XL Fortran 10.1 on PPC cannot create shared libs itself
+	  _LT_TAGVAR(whole_archive_flag_spec, $1)='--whole-archive$convenience --no-whole-archive'
+	  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
+	  _LT_TAGVAR(archive_cmds, $1)='$LD -shared $libobjs $deplibs $linker_flags -soname $soname -o $lib'
+	  if test "x$supports_anon_versioning" = xyes; then
+	    _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $output_objdir/$libname.ver~
+	      cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~
+	      echo "local: *; };" >> $output_objdir/$libname.ver~
+	      $LD -shared $libobjs $deplibs $linker_flags -soname $soname -version-script $output_objdir/$libname.ver -o $lib'
+	  fi
+	  ;;
+	esac
+      else
+        _LT_TAGVAR(ld_shlibs, $1)=no
+      fi
+      ;;
+
+    netbsd*)
+      if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
+	_LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable $libobjs $deplibs $linker_flags -o $lib'
+	wlarc=
+      else
+	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
+	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
+      fi
+      ;;
+
+    solaris*)
+      if $LD -v 2>&1 | $GREP 'BFD 2\.8' > /dev/null; then
+	_LT_TAGVAR(ld_shlibs, $1)=no
+	cat <<_LT_EOF 1>&2
+
+*** Warning: The releases 2.8.* of the GNU linker cannot reliably
+*** create shared libraries on Solaris systems.  Therefore, libtool
+*** is disabling shared libraries support.  We urge you to upgrade GNU
+*** binutils to release 2.9.1 or newer.  Another option is to modify
+*** your PATH or compiler configuration so that the native linker is
+*** used, and then restart.
+
+_LT_EOF
+      elif $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
+	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
+	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
+      else
+	_LT_TAGVAR(ld_shlibs, $1)=no
+      fi
+      ;;
+
+    sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX*)
+      case `$LD -v 2>&1` in
+        *\ [[01]].* | *\ 2.[[0-9]].* | *\ 2.1[[0-5]].*)
+	_LT_TAGVAR(ld_shlibs, $1)=no
+	cat <<_LT_EOF 1>&2
+
+*** Warning: Releases of the GNU linker prior to 2.16.91.0.3 can not
+*** reliably create shared libraries on SCO systems.  Therefore, libtool
+*** is disabling shared libraries support.  We urge you to upgrade GNU
+*** binutils to release 2.16.91.0.3 or newer.  Another option is to modify
+*** your PATH or compiler configuration so that the native linker is
+*** used, and then restart.
+
+_LT_EOF
+	;;
+	*)
+	  # For security reasons, it is highly recommended that you always
+	  # use absolute paths for naming shared libraries, and exclude the
+	  # DT_RUNPATH tag from executables and libraries.  But doing so
+	  # requires that you compile everything twice, which is a pain.
+	  if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
+	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
+	    _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
+	    _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
+	  else
+	    _LT_TAGVAR(ld_shlibs, $1)=no
+	  fi
+	;;
+      esac
+      ;;
+
+    sunos4*)
+      _LT_TAGVAR(archive_cmds, $1)='$LD -assert pure-text -Bshareable -o $lib $libobjs $deplibs $linker_flags'
+      wlarc=
+      _LT_TAGVAR(hardcode_direct, $1)=yes
+      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
+      ;;
+
+    *)
+      if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
+	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
+	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
+      else
+	_LT_TAGVAR(ld_shlibs, $1)=no
+      fi
+      ;;
+    esac
+
+    if test "$_LT_TAGVAR(ld_shlibs, $1)" = no; then
+      runpath_var=
+      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
+      _LT_TAGVAR(export_dynamic_flag_spec, $1)=
+      _LT_TAGVAR(whole_archive_flag_spec, $1)=
+    fi
+  else
+    # PORTME fill in a description of your system's linker (not GNU ld)
+    case $host_os in
+    aix3*)
+      _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
+      _LT_TAGVAR(always_export_symbols, $1)=yes
+      _LT_TAGVAR(archive_expsym_cmds, $1)='$LD -o $output_objdir/$soname $libobjs $deplibs $linker_flags -bE:$export_symbols -T512 -H512 -bM:SRE~$AR $AR_FLAGS $lib $output_objdir/$soname'
+      # Note: this linker hardcodes the directories in LIBPATH if there
+      # are no directories specified by -L.
+      _LT_TAGVAR(hardcode_minus_L, $1)=yes
+      if test "$GCC" = yes && test -z "$lt_prog_compiler_static"; then
+	# Neither direct hardcoding nor static linking is supported with a
+	# broken collect2.
+	_LT_TAGVAR(hardcode_direct, $1)=unsupported
+      fi
+      ;;
+
+    aix[[4-9]]*)
+      if test "$host_cpu" = ia64; then
+	# On IA64, the linker does run time linking by default, so we don't
+	# have to do anything special.
+	aix_use_runtimelinking=no
+	exp_sym_flag='-Bexport'
+	no_entry_flag=""
+      else
+	# If we're using GNU nm, then we don't want the "-C" option.
+	# -C means demangle to AIX nm, but means don't demangle with GNU nm
+	# Also, AIX nm treats weak defined symbols like other global
+	# defined symbols, whereas GNU nm marks them as "W".
+	if $NM -V 2>&1 | $GREP 'GNU' > /dev/null; then
+	  _LT_TAGVAR(export_symbols_cmds, $1)='$NM -Bpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B") || (\$ 2 == "W")) && ([substr](\$ 3,1,1) != ".")) { print \$ 3 } }'\'' | sort -u > $export_symbols'
+	else
+	  _LT_TAGVAR(export_symbols_cmds, $1)='$NM -BCpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B")) && ([substr](\$ 3,1,1) != ".")) { print \$ 3 } }'\'' | sort -u > $export_symbols'
+	fi
+	aix_use_runtimelinking=no
+
+	# Test if we are trying to use run time linking or normal
+	# AIX style linking. If -brtl is somewhere in LDFLAGS, we
+	# need to do runtime linking.
+	case $host_os in aix4.[[23]]|aix4.[[23]].*|aix[[5-9]]*)
+	  for ld_flag in $LDFLAGS; do
+	  if (test $ld_flag = "-brtl" || test $ld_flag = "-Wl,-brtl"); then
+	    aix_use_runtimelinking=yes
+	    break
+	  fi
+	  done
+	  ;;
+	esac
+
+	exp_sym_flag='-bexport'
+	no_entry_flag='-bnoentry'
+      fi
+
+      # When large executables or shared objects are built, AIX ld can
+      # have problems creating the table of contents.  If linking a library
+      # or program results in "error TOC overflow" add -mminimal-toc to
+      # CXXFLAGS/CFLAGS for g++/gcc.  In the cases where that is not
+      # enough to fix the problem, add -Wl,-bbigtoc to LDFLAGS.
+
+      _LT_TAGVAR(archive_cmds, $1)=''
+      _LT_TAGVAR(hardcode_direct, $1)=yes
+      _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
+      _LT_TAGVAR(hardcode_libdir_separator, $1)=':'
+      _LT_TAGVAR(link_all_deplibs, $1)=yes
+      _LT_TAGVAR(file_list_spec, $1)='${wl}-f,'
+
+      if test "$GCC" = yes; then
+	case $host_os in aix4.[[012]]|aix4.[[012]].*)
+	# We only want to do this on AIX 4.2 and lower, the check
+	# below for broken collect2 doesn't work under 4.3+
+	  collect2name=`${CC} -print-prog-name=collect2`
+	  if test -f "$collect2name" &&
+	   strings "$collect2name" | $GREP resolve_lib_name >/dev/null
+	  then
+	  # We have reworked collect2
+	  :
+	  else
+	  # We have old collect2
+	  _LT_TAGVAR(hardcode_direct, $1)=unsupported
+	  # It fails to find uninstalled libraries when the uninstalled
+	  # path is not listed in the libpath.  Setting hardcode_minus_L
+	  # to unsupported forces relinking
+	  _LT_TAGVAR(hardcode_minus_L, $1)=yes
+	  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
+	  _LT_TAGVAR(hardcode_libdir_separator, $1)=
+	  fi
+	  ;;
+	esac
+	shared_flag='-shared'
+	if test "$aix_use_runtimelinking" = yes; then
+	  shared_flag="$shared_flag "'${wl}-G'
+	fi
+      else
+	# not using gcc
+	if test "$host_cpu" = ia64; then
+	# VisualAge C++, Version 5.5 for AIX 5L for IA-64, Beta 3 Release
+	# chokes on -Wl,-G. The following line is correct:
+	  shared_flag='-G'
+	else
+	  if test "$aix_use_runtimelinking" = yes; then
+	    shared_flag='${wl}-G'
+	  else
+	    shared_flag='${wl}-bM:SRE'
+	  fi
+	fi
+      fi
+
+      _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-bexpall'
+      # It seems that -bexpall does not export symbols beginning with
+      # underscore (_), so it is better to generate a list of symbols to export.
+      _LT_TAGVAR(always_export_symbols, $1)=yes
+      if test "$aix_use_runtimelinking" = yes; then
+	# Warning - without using the other runtime loading flags (-brtl),
+	# -berok will link without error, but may produce a broken library.
+	_LT_TAGVAR(allow_undefined_flag, $1)='-berok'
+        # Determine the default libpath from the value encoded in an
+        # empty executable.
+        _LT_SYS_MODULE_PATH_AIX([$1])
+        _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath"
+        _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -o $output_objdir/$soname $libobjs $deplibs '"\${wl}$no_entry_flag"' $compiler_flags `if test "x${allow_undefined_flag}" != "x"; then func_echo_all "${wl}${allow_undefined_flag}"; else :; fi` '"\${wl}$exp_sym_flag:\$export_symbols $shared_flag"
+      else
+	if test "$host_cpu" = ia64; then
+	  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R $libdir:/usr/lib:/lib'
+	  _LT_TAGVAR(allow_undefined_flag, $1)="-z nodefs"
+	  _LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs '"\${wl}$no_entry_flag"' $compiler_flags ${wl}${allow_undefined_flag} '"\${wl}$exp_sym_flag:\$export_symbols"
+	else
+	 # Determine the default libpath from the value encoded in an
+	 # empty executable.
+	 _LT_SYS_MODULE_PATH_AIX([$1])
+	 _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath"
+	  # Warning - without using the other run time loading flags,
+	  # -berok will link without error, but may produce a broken library.
+	  _LT_TAGVAR(no_undefined_flag, $1)=' ${wl}-bernotok'
+	  _LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-berok'
+	  if test "$with_gnu_ld" = yes; then
+	    # We only use this code for GNU lds that support --whole-archive.
+	    _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive$convenience ${wl}--no-whole-archive'
+	  else
+	    # Exported symbols can be pulled into shared objects from archives
+	    _LT_TAGVAR(whole_archive_flag_spec, $1)='$convenience'
+	  fi
+	  _LT_TAGVAR(archive_cmds_need_lc, $1)=yes
+	  # This is similar to how AIX traditionally builds its shared libraries.
+	  _LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs ${wl}-bnoentry $compiler_flags ${wl}-bE:$export_symbols${allow_undefined_flag}~$AR $AR_FLAGS $output_objdir/$libname$release.a $output_objdir/$soname'
+	fi
+      fi
+      ;;
+
+    amigaos*)
+      case $host_cpu in
+      powerpc)
+            # see comment about AmigaOS4 .so support
+            _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
+            _LT_TAGVAR(archive_expsym_cmds, $1)=''
+        ;;
+      m68k)
+            _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/a2ixlibrary.data~$ECHO "#define NAME $libname" > $output_objdir/a2ixlibrary.data~$ECHO "#define LIBRARY_ID 1" >> $output_objdir/a2ixlibrary.data~$ECHO "#define VERSION $major" >> $output_objdir/a2ixlibrary.data~$ECHO "#define REVISION $revision" >> $output_objdir/a2ixlibrary.data~$AR $AR_FLAGS $lib $libobjs~$RANLIB $lib~(cd $output_objdir && a2ixlibrary -32)'
+            _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
+            _LT_TAGVAR(hardcode_minus_L, $1)=yes
+        ;;
+      esac
+      ;;
+
+    bsdi[[45]]*)
+      _LT_TAGVAR(export_dynamic_flag_spec, $1)=-rdynamic
+      ;;
+
+    cygwin* | mingw* | pw32* | cegcc*)
+      # When not using gcc, we currently assume that we are using
+      # Microsoft Visual C++.
+      # hardcode_libdir_flag_spec is actually meaningless, as there is
+      # no search path for DLLs.
+      case $cc_basename in
+      cl*)
+	# Native MSVC
+	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)=' '
+	_LT_TAGVAR(allow_undefined_flag, $1)=unsupported
+	_LT_TAGVAR(always_export_symbols, $1)=yes
+	_LT_TAGVAR(file_list_spec, $1)='@'
+	# Tell ltmain to make .lib files, not .a files.
+	libext=lib
+	# Tell ltmain to make .dll files, not .so files.
+	shrext_cmds=".dll"
+	# FIXME: Setting linknames here is a bad hack.
+	_LT_TAGVAR(archive_cmds, $1)='$CC -o $output_objdir/$soname $libobjs $compiler_flags $deplibs -Wl,-dll~linknames='
+	_LT_TAGVAR(archive_expsym_cmds, $1)='if test "x`$SED 1q $export_symbols`" = xEXPORTS; then
+	    sed -n -e 's/\\\\\\\(.*\\\\\\\)/-link\\\ -EXPORT:\\\\\\\1/' -e '1\\\!p' < $export_symbols > $output_objdir/$soname.exp;
+	  else
+	    sed -e 's/\\\\\\\(.*\\\\\\\)/-link\\\ -EXPORT:\\\\\\\1/' < $export_symbols > $output_objdir/$soname.exp;
+	  fi~
+	  $CC -o $tool_output_objdir$soname $libobjs $compiler_flags $deplibs "@$tool_output_objdir$soname.exp" -Wl,-DLL,-IMPLIB:"$tool_output_objdir$libname.dll.lib"~
+	  linknames='
+	# The linker will not automatically build a static lib if we build a DLL.
+	# _LT_TAGVAR(old_archive_from_new_cmds, $1)='true'
+	_LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
+	_LT_TAGVAR(exclude_expsyms, $1)='_NULL_IMPORT_DESCRIPTOR|_IMPORT_DESCRIPTOR_.*'
+	_LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED -e '\''/^[[BCDGRS]][[ ]]/s/.*[[ ]]\([[^ ]]*\)/\1,DATA/'\'' | $SED -e '\''/^[[AITW]][[ ]]/s/.*[[ ]]//'\'' | sort | uniq > $export_symbols'
+	# Don't use ranlib
+	_LT_TAGVAR(old_postinstall_cmds, $1)='chmod 644 $oldlib'
+	_LT_TAGVAR(postlink_cmds, $1)='lt_outputfile="@OUTPUT@"~
+	  lt_tool_outputfile="@TOOL_OUTPUT@"~
+	  case $lt_outputfile in
+	    *.exe|*.EXE) ;;
+	    *)
+	      lt_outputfile="$lt_outputfile.exe"
+	      lt_tool_outputfile="$lt_tool_outputfile.exe"
+	      ;;
+	  esac~
+	  if test "$MANIFEST_TOOL" != ":" && test -f "$lt_outputfile.manifest"; then
+	    $MANIFEST_TOOL -manifest "$lt_tool_outputfile.manifest" -outputresource:"$lt_tool_outputfile" || exit 1;
+	    $RM "$lt_outputfile.manifest";
+	  fi'
+	;;
+      *)
+	# Assume MSVC wrapper
+	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)=' '
+	_LT_TAGVAR(allow_undefined_flag, $1)=unsupported
+	# Tell ltmain to make .lib files, not .a files.
+	libext=lib
+	# Tell ltmain to make .dll files, not .so files.
+	shrext_cmds=".dll"
+	# FIXME: Setting linknames here is a bad hack.
+	_LT_TAGVAR(archive_cmds, $1)='$CC -o $lib $libobjs $compiler_flags `func_echo_all "$deplibs" | $SED '\''s/ -lc$//'\''` -link -dll~linknames='
+	# The linker will automatically build a .lib file if we build a DLL.
+	_LT_TAGVAR(old_archive_from_new_cmds, $1)='true'
+	# FIXME: Should let the user specify the lib program.
+	_LT_TAGVAR(old_archive_cmds, $1)='lib -OUT:$oldlib$oldobjs$old_deplibs'
+	_LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
+	;;
+      esac
+      ;;
+
+    darwin* | rhapsody*)
+      _LT_DARWIN_LINKER_FEATURES($1)
+      ;;
+
+    dgux*)
+      _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
+      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
+      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
+      ;;
+
+    # FreeBSD 2.2.[012] allows us to include c++rt0.o to get C++ constructor
+    # support.  Future versions do this automatically, but an explicit c++rt0.o
+    # does not break anything, and helps significantly (at the cost of a little
+    # extra space).
+    freebsd2.2*)
+      _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags /usr/lib/c++rt0.o'
+      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
+      _LT_TAGVAR(hardcode_direct, $1)=yes
+      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
+      ;;
+
+    # Unfortunately, older versions of FreeBSD 2 do not have this feature.
+    freebsd2.*)
+      _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'
+      _LT_TAGVAR(hardcode_direct, $1)=yes
+      _LT_TAGVAR(hardcode_minus_L, $1)=yes
+      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
+      ;;
+
+    # FreeBSD 3 and greater uses gcc -shared to do shared libraries.
+    freebsd* | dragonfly*)
+      _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags'
+      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
+      _LT_TAGVAR(hardcode_direct, $1)=yes
+      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
+      ;;
+
+    hpux9*)
+      if test "$GCC" = yes; then
+	_LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$CC -shared $pic_flag ${wl}+b ${wl}$install_libdir -o $output_objdir/$soname $libobjs $deplibs $compiler_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib'
+      else
+	_LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$LD -b +b $install_libdir -o $output_objdir/$soname $libobjs $deplibs $linker_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib'
+      fi
+      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
+      _LT_TAGVAR(hardcode_libdir_separator, $1)=:
+      _LT_TAGVAR(hardcode_direct, $1)=yes
+
+      # hardcode_minus_L: Not really in the search PATH,
+      # but as the default location of the library.
+      _LT_TAGVAR(hardcode_minus_L, $1)=yes
+      _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
+      ;;
+
+    hpux10*)
+      if test "$GCC" = yes && test "$with_gnu_ld" = no; then
+	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags'
+      else
+	_LT_TAGVAR(archive_cmds, $1)='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linker_flags'
+      fi
+      if test "$with_gnu_ld" = no; then
+	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
+	_LT_TAGVAR(hardcode_libdir_separator, $1)=:
+	_LT_TAGVAR(hardcode_direct, $1)=yes
+	_LT_TAGVAR(hardcode_direct_absolute, $1)=yes
+	_LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
+	# hardcode_minus_L: Not really in the search PATH,
+	# but as the default location of the library.
+	_LT_TAGVAR(hardcode_minus_L, $1)=yes
+      fi
+      ;;
+
+    hpux11*)
+      if test "$GCC" = yes && test "$with_gnu_ld" = no; then
+	case $host_cpu in
+	hppa*64*)
+	  _LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}+h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags'
+	  ;;
+	ia64*)
+	  _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $libobjs $deplibs $compiler_flags'
+	  ;;
+	*)
+	  _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags'
+	  ;;
+	esac
+      else
+	case $host_cpu in
+	hppa*64*)
+	  _LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags'
+	  ;;
+	ia64*)
+	  _LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $libobjs $deplibs $compiler_flags'
+	  ;;
+	*)
+	m4_if($1, [], [
+	  # Older versions of the 11.00 compiler do not understand -b yet
+	  # (HP92453-01 A.11.01.20 doesn't, HP92453-01 B.11.X.35175-35176.GP does)
+	  _LT_LINKER_OPTION([if $CC understands -b],
+	    _LT_TAGVAR(lt_cv_prog_compiler__b, $1), [-b],
+	    [_LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags'],
+	    [_LT_TAGVAR(archive_cmds, $1)='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linker_flags'])],
+	  [_LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags'])
+	  ;;
+	esac
+      fi
+      if test "$with_gnu_ld" = no; then
+	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
+	_LT_TAGVAR(hardcode_libdir_separator, $1)=:
+
+	case $host_cpu in
+	hppa*64*|ia64*)
+	  _LT_TAGVAR(hardcode_direct, $1)=no
+	  _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
+	  ;;
+	*)
+	  _LT_TAGVAR(hardcode_direct, $1)=yes
+	  _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
+	  _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
+
+	  # hardcode_minus_L: Not really in the search PATH,
+	  # but as the default location of the library.
+	  _LT_TAGVAR(hardcode_minus_L, $1)=yes
+	  ;;
+	esac
+      fi
+      ;;
+
+    irix5* | irix6* | nonstopux*)
+      if test "$GCC" = yes; then
+	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
+	# Try to use the -exported_symbol ld option, if it does not
+	# work, assume that -exports_file does not work either and
+	# implicitly export all symbols.
+	# This should be the same for all languages, so no per-tag cache variable.
+	AC_CACHE_CHECK([whether the $host_os linker accepts -exported_symbol],
+	  [lt_cv_irix_exported_symbol],
+	  [save_LDFLAGS="$LDFLAGS"
+	   LDFLAGS="$LDFLAGS -shared ${wl}-exported_symbol ${wl}foo ${wl}-update_registry ${wl}/dev/null"
+	   AC_LINK_IFELSE(
+	     [AC_LANG_SOURCE(
+	        [AC_LANG_CASE([C], [[int foo (void) { return 0; }]],
+			      [C++], [[int foo (void) { return 0; }]],
+			      [Fortran 77], [[
+      subroutine foo
+      end]],
+			      [Fortran], [[
+      subroutine foo
+      end]])])],
+	      [lt_cv_irix_exported_symbol=yes],
+	      [lt_cv_irix_exported_symbol=no])
+           LDFLAGS="$save_LDFLAGS"])
+	if test "$lt_cv_irix_exported_symbol" = yes; then
+          _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations ${wl}-exports_file ${wl}$export_symbols -o $lib'
+	fi
+      else
+	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib'
+	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -exports_file $export_symbols -o $lib'
+      fi
+      _LT_TAGVAR(archive_cmds_need_lc, $1)='no'
+      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
+      _LT_TAGVAR(hardcode_libdir_separator, $1)=:
+      _LT_TAGVAR(inherit_rpath, $1)=yes
+      _LT_TAGVAR(link_all_deplibs, $1)=yes
+      ;;
+
+    netbsd*)
+      if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
+	_LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'  # a.out
+      else
+	_LT_TAGVAR(archive_cmds, $1)='$LD -shared -o $lib $libobjs $deplibs $linker_flags'      # ELF
+      fi
+      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
+      _LT_TAGVAR(hardcode_direct, $1)=yes
+      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
+      ;;
+
+    newsos6)
+      _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
+      _LT_TAGVAR(hardcode_direct, $1)=yes
+      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
+      _LT_TAGVAR(hardcode_libdir_separator, $1)=:
+      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
+      ;;
+
+    *nto* | *qnx*)
+      ;;
+
+    openbsd*)
+      if test -f /usr/libexec/ld.so; then
+	_LT_TAGVAR(hardcode_direct, $1)=yes
+	_LT_TAGVAR(hardcode_shlibpath_var, $1)=no
+	_LT_TAGVAR(hardcode_direct_absolute, $1)=yes
+	if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
+	  _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags'
+	  _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags ${wl}-retain-symbols-file,$export_symbols'
+	  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
+	  _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
+	else
+	  case $host_os in
+	   openbsd[[01]].* | openbsd2.[[0-7]] | openbsd2.[[0-7]].*)
+	     _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'
+	     _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
+	     ;;
+	   *)
+	     _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags'
+	     _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
+	     ;;
+	  esac
+	fi
+      else
+	_LT_TAGVAR(ld_shlibs, $1)=no
+      fi
+      ;;
+
+    os2*)
+      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
+      _LT_TAGVAR(hardcode_minus_L, $1)=yes
+      _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
+      _LT_TAGVAR(archive_cmds, $1)='$ECHO "LIBRARY $libname INITINSTANCE" > $output_objdir/$libname.def~$ECHO "DESCRIPTION \"$libname\"" >> $output_objdir/$libname.def~echo DATA >> $output_objdir/$libname.def~echo " SINGLE NONSHARED" >> $output_objdir/$libname.def~echo EXPORTS >> $output_objdir/$libname.def~emxexp $libobjs >> $output_objdir/$libname.def~$CC -Zdll -Zcrtdll -o $lib $libobjs $deplibs $compiler_flags $output_objdir/$libname.def'
+      _LT_TAGVAR(old_archive_from_new_cmds, $1)='emximp -o $output_objdir/$libname.a $output_objdir/$libname.def'
+      ;;
+
+    osf3*)
+      if test "$GCC" = yes; then
+	_LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*'
+	_LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $libobjs $deplibs $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
+      else
+	_LT_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*'
+	_LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $libobjs $deplibs $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib'
+      fi
+      _LT_TAGVAR(archive_cmds_need_lc, $1)='no'
+      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
+      _LT_TAGVAR(hardcode_libdir_separator, $1)=:
+      ;;
+
+    osf4* | osf5*)	# as osf3* with the addition of -msym flag
+      if test "$GCC" = yes; then
+	_LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*'
+	_LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $pic_flag $libobjs $deplibs $compiler_flags ${wl}-msym ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
+	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
+      else
+	_LT_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*'
+	_LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $libobjs $deplibs $compiler_flags -msym -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib'
+	_LT_TAGVAR(archive_expsym_cmds, $1)='for i in `cat $export_symbols`; do printf "%s %s\\n" -exported_symbol "\$i" >> $lib.exp; done; printf "%s\\n" "-hidden">> $lib.exp~
+	$CC -shared${allow_undefined_flag} ${wl}-input ${wl}$lib.exp $compiler_flags $libobjs $deplibs -soname $soname `test -n "$verstring" && $ECHO "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib~$RM $lib.exp'
+
+	# Both c and cxx compiler support -rpath directly
+	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir'
+      fi
+      _LT_TAGVAR(archive_cmds_need_lc, $1)='no'
+      _LT_TAGVAR(hardcode_libdir_separator, $1)=:
+      ;;
+
+    solaris*)
+      _LT_TAGVAR(no_undefined_flag, $1)=' -z defs'
+      if test "$GCC" = yes; then
+	wlarc='${wl}'
+	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag ${wl}-z ${wl}text ${wl}-h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags'
+	_LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
+	  $CC -shared $pic_flag ${wl}-z ${wl}text ${wl}-M ${wl}$lib.exp ${wl}-h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags~$RM $lib.exp'
+      else
+	case `$CC -V 2>&1` in
+	*"Compilers 5.0"*)
+	  wlarc=''
+	  _LT_TAGVAR(archive_cmds, $1)='$LD -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $linker_flags'
+	  _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
+	  $LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linker_flags~$RM $lib.exp'
+	  ;;
+	*)
+	  wlarc='${wl}'
+	  _LT_TAGVAR(archive_cmds, $1)='$CC -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $compiler_flags'
+	  _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
+	  $CC -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $compiler_flags~$RM $lib.exp'
+	  ;;
+	esac
+      fi
+      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
+      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
+      case $host_os in
+      solaris2.[[0-5]] | solaris2.[[0-5]].*) ;;
+      *)
+	# The compiler driver will combine and reorder linker options,
+	# but understands `-z linker_flag'.  GCC discards it without `$wl',
+	# but is careful enough not to reorder.
+	# Supported since Solaris 2.6 (maybe 2.5.1?)
+	if test "$GCC" = yes; then
+	  _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}-z ${wl}allextract$convenience ${wl}-z ${wl}defaultextract'
+	else
+	  _LT_TAGVAR(whole_archive_flag_spec, $1)='-z allextract$convenience -z defaultextract'
+	fi
+	;;
+      esac
+      _LT_TAGVAR(link_all_deplibs, $1)=yes
+      ;;
+
+    sunos4*)
+      if test "x$host_vendor" = xsequent; then
+	# Use $CC to link under sequent, because it throws in some extra .o
+	# files that make .init and .fini sections work.
+	_LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h $soname -o $lib $libobjs $deplibs $compiler_flags'
+      else
+	_LT_TAGVAR(archive_cmds, $1)='$LD -assert pure-text -Bstatic -o $lib $libobjs $deplibs $linker_flags'
+      fi
+      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
+      _LT_TAGVAR(hardcode_direct, $1)=yes
+      _LT_TAGVAR(hardcode_minus_L, $1)=yes
+      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
+      ;;
+
+    sysv4)
+      case $host_vendor in
+	sni)
+	  _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
+	  _LT_TAGVAR(hardcode_direct, $1)=yes # is this really true???
+	;;
+	siemens)
+	  ## LD is ld it makes a PLAMLIB
+	  ## CC just makes a GrossModule.
+	  _LT_TAGVAR(archive_cmds, $1)='$LD -G -o $lib $libobjs $deplibs $linker_flags'
+	  _LT_TAGVAR(reload_cmds, $1)='$CC -r -o $output$reload_objs'
+	  _LT_TAGVAR(hardcode_direct, $1)=no
+        ;;
+	motorola)
+	  _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
+	  _LT_TAGVAR(hardcode_direct, $1)=no #Motorola manual says yes, but my tests say they lie
+	;;
+      esac
+      runpath_var='LD_RUN_PATH'
+      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
+      ;;
+
+    sysv4.3*)
+      _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
+      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
+      _LT_TAGVAR(export_dynamic_flag_spec, $1)='-Bexport'
+      ;;
+
+    sysv4*MP*)
+      if test -d /usr/nec; then
+	_LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
+	_LT_TAGVAR(hardcode_shlibpath_var, $1)=no
+	runpath_var=LD_RUN_PATH
+	hardcode_runpath_var=yes
+	_LT_TAGVAR(ld_shlibs, $1)=yes
+      fi
+      ;;
+
+    sysv4*uw2* | sysv5OpenUNIX* | sysv5UnixWare7.[[01]].[[10]]* | unixware7* | sco3.2v5.0.[[024]]*)
+      _LT_TAGVAR(no_undefined_flag, $1)='${wl}-z,text'
+      _LT_TAGVAR(archive_cmds_need_lc, $1)=no
+      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
+      runpath_var='LD_RUN_PATH'
+
+      if test "$GCC" = yes; then
+	_LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
+	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
+      else
+	_LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
+	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
+      fi
+      ;;
+
+    sysv5* | sco3.2v5* | sco5v6*)
+      # Note: We can NOT use -z defs as we might desire, because we do not
+      # link with -lc, and that would cause any symbols used from libc to
+      # always be unresolved, which means just about no library would
+      # ever link correctly.  If we're not using GNU ld we use -z text
+      # though, which does catch some bad symbols but isn't as heavy-handed
+      # as -z defs.
+      _LT_TAGVAR(no_undefined_flag, $1)='${wl}-z,text'
+      _LT_TAGVAR(allow_undefined_flag, $1)='${wl}-z,nodefs'
+      _LT_TAGVAR(archive_cmds_need_lc, $1)=no
+      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
+      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R,$libdir'
+      _LT_TAGVAR(hardcode_libdir_separator, $1)=':'
+      _LT_TAGVAR(link_all_deplibs, $1)=yes
+      _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-Bexport'
+      runpath_var='LD_RUN_PATH'
+
+      if test "$GCC" = yes; then
+	_LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
+	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
+      else
+	_LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
+	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
+      fi
+      ;;
+
+    uts4*)
+      _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
+      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
+      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
+      ;;
+
+    *)
+      _LT_TAGVAR(ld_shlibs, $1)=no
+      ;;
+    esac
+
+    if test x$host_vendor = xsni; then
+      case $host in
+      sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*)
+	_LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-Blargedynsym'
+	;;
+      esac
+    fi
+  fi
+])
+AC_MSG_RESULT([$_LT_TAGVAR(ld_shlibs, $1)])
+test "$_LT_TAGVAR(ld_shlibs, $1)" = no && can_build_shared=no
+
+_LT_TAGVAR(with_gnu_ld, $1)=$with_gnu_ld
+
+_LT_DECL([], [libext], [0], [Old archive suffix (normally "a")])dnl
+_LT_DECL([], [shrext_cmds], [1], [Shared library suffix (normally ".so")])dnl
+_LT_DECL([], [extract_expsyms_cmds], [2],
+    [The commands to extract the exported symbol list from a shared archive])
+
+#
+# Do we need to explicitly link libc?
+#
+case "x$_LT_TAGVAR(archive_cmds_need_lc, $1)" in
+x|xyes)
+  # Assume -lc should be added
+  _LT_TAGVAR(archive_cmds_need_lc, $1)=yes
+
+  if test "$enable_shared" = yes && test "$GCC" = yes; then
+    case $_LT_TAGVAR(archive_cmds, $1) in
+    *'~'*)
+      # FIXME: we may have to deal with multi-command sequences.
+      ;;
+    '$CC '*)
+      # Test whether the compiler implicitly links with -lc since on some
+      # systems, -lgcc has to come before -lc. If gcc already passes -lc
+      # to ld, don't add -lc before -lgcc.
+      AC_CACHE_CHECK([whether -lc should be explicitly linked in],
+	[lt_cv_]_LT_TAGVAR(archive_cmds_need_lc, $1),
+	[$RM conftest*
+	echo "$lt_simple_compile_test_code" > conftest.$ac_ext
+
+	if AC_TRY_EVAL(ac_compile) 2>conftest.err; then
+	  soname=conftest
+	  lib=conftest
+	  libobjs=conftest.$ac_objext
+	  deplibs=
+	  wl=$_LT_TAGVAR(lt_prog_compiler_wl, $1)
+	  pic_flag=$_LT_TAGVAR(lt_prog_compiler_pic, $1)
+	  compiler_flags=-v
+	  linker_flags=-v
+	  verstring=
+	  output_objdir=.
+	  libname=conftest
+	  lt_save_allow_undefined_flag=$_LT_TAGVAR(allow_undefined_flag, $1)
+	  _LT_TAGVAR(allow_undefined_flag, $1)=
+	  if AC_TRY_EVAL(_LT_TAGVAR(archive_cmds, $1) 2\>\&1 \| $GREP \" -lc \" \>/dev/null 2\>\&1)
+	  then
+	    lt_cv_[]_LT_TAGVAR(archive_cmds_need_lc, $1)=no
+	  else
+	    lt_cv_[]_LT_TAGVAR(archive_cmds_need_lc, $1)=yes
+	  fi
+	  _LT_TAGVAR(allow_undefined_flag, $1)=$lt_save_allow_undefined_flag
+	else
+	  cat conftest.err 1>&5
+	fi
+	$RM conftest*
+	])
+      _LT_TAGVAR(archive_cmds_need_lc, $1)=$lt_cv_[]_LT_TAGVAR(archive_cmds_need_lc, $1)
+      ;;
+    esac
+  fi
+  ;;
+esac
+
+_LT_TAGDECL([build_libtool_need_lc], [archive_cmds_need_lc], [0],
+    [Whether or not to add -lc for building shared libraries])
+_LT_TAGDECL([allow_libtool_libs_with_static_runtimes],
+    [enable_shared_with_static_runtimes], [0],
+    [Whether or not to disallow shared libs when runtime libs are static])
+_LT_TAGDECL([], [export_dynamic_flag_spec], [1],
+    [Compiler flag to allow reflexive dlopens])
+_LT_TAGDECL([], [whole_archive_flag_spec], [1],
+    [Compiler flag to generate shared objects directly from archives])
+_LT_TAGDECL([], [compiler_needs_object], [1],
+    [Whether the compiler copes with passing no objects directly])
+_LT_TAGDECL([], [old_archive_from_new_cmds], [2],
+    [Create an old-style archive from a shared archive])
+_LT_TAGDECL([], [old_archive_from_expsyms_cmds], [2],
+    [Create a temporary old-style archive to link instead of a shared archive])
+_LT_TAGDECL([], [archive_cmds], [2], [Commands used to build a shared archive])
+_LT_TAGDECL([], [archive_expsym_cmds], [2])
+_LT_TAGDECL([], [module_cmds], [2],
+    [Commands used to build a loadable module if different from building
+    a shared archive.])
+_LT_TAGDECL([], [module_expsym_cmds], [2])
+_LT_TAGDECL([], [with_gnu_ld], [1],
+    [Whether we are building with GNU ld or not])
+_LT_TAGDECL([], [allow_undefined_flag], [1],
+    [Flag that allows shared libraries with undefined symbols to be built])
+_LT_TAGDECL([], [no_undefined_flag], [1],
+    [Flag that enforces no undefined symbols])
+_LT_TAGDECL([], [hardcode_libdir_flag_spec], [1],
+    [Flag to hardcode $libdir into a binary during linking.
+    This must work even if $libdir does not exist])
+_LT_TAGDECL([], [hardcode_libdir_separator], [1],
+    [Whether we need a single "-rpath" flag with a separated argument])
+_LT_TAGDECL([], [hardcode_direct], [0],
+    [Set to "yes" if using DIR/libNAME${shared_ext} during linking hardcodes
+    DIR into the resulting binary])
+_LT_TAGDECL([], [hardcode_direct_absolute], [0],
+    [Set to "yes" if using DIR/libNAME${shared_ext} during linking hardcodes
+    DIR into the resulting binary and the resulting library dependency is
+    "absolute", i.e impossible to change by setting ${shlibpath_var} if the
+    library is relocated])
+_LT_TAGDECL([], [hardcode_minus_L], [0],
+    [Set to "yes" if using the -LDIR flag during linking hardcodes DIR
+    into the resulting binary])
+_LT_TAGDECL([], [hardcode_shlibpath_var], [0],
+    [Set to "yes" if using SHLIBPATH_VAR=DIR during linking hardcodes DIR
+    into the resulting binary])
+_LT_TAGDECL([], [hardcode_automatic], [0],
+    [Set to "yes" if building a shared library automatically hardcodes DIR
+    into the library and all subsequent libraries and executables linked
+    against it])
+_LT_TAGDECL([], [inherit_rpath], [0],
+    [Set to yes if linker adds runtime paths of dependent libraries
+    to runtime path list])
+_LT_TAGDECL([], [link_all_deplibs], [0],
+    [Whether libtool must link a program against all its dependency libraries])
+_LT_TAGDECL([], [always_export_symbols], [0],
+    [Set to "yes" if exported symbols are required])
+_LT_TAGDECL([], [export_symbols_cmds], [2],
+    [The commands to list exported symbols])
+_LT_TAGDECL([], [exclude_expsyms], [1],
+    [Symbols that should not be listed in the preloaded symbols])
+_LT_TAGDECL([], [include_expsyms], [1],
+    [Symbols that must always be exported])
+_LT_TAGDECL([], [prelink_cmds], [2],
+    [Commands necessary for linking programs (against libraries) with templates])
+_LT_TAGDECL([], [postlink_cmds], [2],
+    [Commands necessary for finishing linking programs])
+_LT_TAGDECL([], [file_list_spec], [1],
+    [Specify filename containing input files])
+dnl FIXME: Not yet implemented
+dnl _LT_TAGDECL([], [thread_safe_flag_spec], [1],
+dnl    [Compiler flag to generate thread safe objects])
+])# _LT_LINKER_SHLIBS
+
+
+# _LT_LANG_C_CONFIG([TAG])
+# ------------------------
+# Ensure that the configuration variables for a C compiler are suitably
+# defined.  These variables are subsequently used by _LT_CONFIG to write
+# the compiler configuration to `libtool'.
+m4_defun([_LT_LANG_C_CONFIG],
+[m4_require([_LT_DECL_EGREP])dnl
+lt_save_CC="$CC"
+AC_LANG_PUSH(C)
+
+# Source file extension for C test sources.
+ac_ext=c
+
+# Object file extension for compiled C test sources.
+objext=o
+_LT_TAGVAR(objext, $1)=$objext
+
+# Code to be used in simple compile tests
+lt_simple_compile_test_code="int some_variable = 0;"
+
+# Code to be used in simple link tests
+lt_simple_link_test_code='int main(){return(0);}'
+
+_LT_TAG_COMPILER
+# Save the default compiler, since it gets overwritten when the other
+# tags are being tested, and _LT_TAGVAR(compiler, []) is a NOP.
+compiler_DEFAULT=$CC
+
+# save warnings/boilerplate of simple test code
+_LT_COMPILER_BOILERPLATE
+_LT_LINKER_BOILERPLATE
+
+## CAVEAT EMPTOR:
+## There is no encapsulation within the following macros, do not change
+## the running order or otherwise move them around unless you know exactly
+## what you are doing...
+if test -n "$compiler"; then
+  _LT_COMPILER_NO_RTTI($1)
+  _LT_COMPILER_PIC($1)
+  _LT_COMPILER_C_O($1)
+  _LT_COMPILER_FILE_LOCKS($1)
+  _LT_LINKER_SHLIBS($1)
+  _LT_SYS_DYNAMIC_LINKER($1)
+  _LT_LINKER_HARDCODE_LIBPATH($1)
+  LT_SYS_DLOPEN_SELF
+  _LT_CMD_STRIPLIB
+
+  # Report which library types will actually be built
+  AC_MSG_CHECKING([if libtool supports shared libraries])
+  AC_MSG_RESULT([$can_build_shared])
+
+  AC_MSG_CHECKING([whether to build shared libraries])
+  test "$can_build_shared" = "no" && enable_shared=no
+
+  # On AIX, shared libraries and static libraries use the same namespace, and
+  # are all built from PIC.
+  case $host_os in
+  aix3*)
+    test "$enable_shared" = yes && enable_static=no
+    if test -n "$RANLIB"; then
+      archive_cmds="$archive_cmds~\$RANLIB \$lib"
+      postinstall_cmds='$RANLIB $lib'
+    fi
+    ;;
+
+  aix[[4-9]]*)
+    if test "$host_cpu" != ia64 && test "$aix_use_runtimelinking" = no ; then
+      test "$enable_shared" = yes && enable_static=no
+    fi
+    ;;
+  esac
+  AC_MSG_RESULT([$enable_shared])
+
+  AC_MSG_CHECKING([whether to build static libraries])
+  # Make sure either enable_shared or enable_static is yes.
+  test "$enable_shared" = yes || enable_static=yes
+  AC_MSG_RESULT([$enable_static])
+
+  _LT_CONFIG($1)
+fi
+AC_LANG_POP
+CC="$lt_save_CC"
+])# _LT_LANG_C_CONFIG
+
+
+# _LT_LANG_CXX_CONFIG([TAG])
+# --------------------------
+# Ensure that the configuration variables for a C++ compiler are suitably
+# defined.  These variables are subsequently used by _LT_CONFIG to write
+# the compiler configuration to `libtool'.
+m4_defun([_LT_LANG_CXX_CONFIG],
+[m4_require([_LT_FILEUTILS_DEFAULTS])dnl
+m4_require([_LT_DECL_EGREP])dnl
+m4_require([_LT_PATH_MANIFEST_TOOL])dnl
+if test -n "$CXX" && ( test "X$CXX" != "Xno" &&
+    ( (test "X$CXX" = "Xg++" && `g++ -v >/dev/null 2>&1` ) ||
+    (test "X$CXX" != "Xg++"))) ; then
+  AC_PROG_CXXCPP
+else
+  _lt_caught_CXX_error=yes
+fi
+
+AC_LANG_PUSH(C++)
+_LT_TAGVAR(archive_cmds_need_lc, $1)=no
+_LT_TAGVAR(allow_undefined_flag, $1)=
+_LT_TAGVAR(always_export_symbols, $1)=no
+_LT_TAGVAR(archive_expsym_cmds, $1)=
+_LT_TAGVAR(compiler_needs_object, $1)=no
+_LT_TAGVAR(export_dynamic_flag_spec, $1)=
+_LT_TAGVAR(hardcode_direct, $1)=no
+_LT_TAGVAR(hardcode_direct_absolute, $1)=no
+_LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
+_LT_TAGVAR(hardcode_libdir_separator, $1)=
+_LT_TAGVAR(hardcode_minus_L, $1)=no
+_LT_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
+_LT_TAGVAR(hardcode_automatic, $1)=no
+_LT_TAGVAR(inherit_rpath, $1)=no
+_LT_TAGVAR(module_cmds, $1)=
+_LT_TAGVAR(module_expsym_cmds, $1)=
+_LT_TAGVAR(link_all_deplibs, $1)=unknown
+_LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
+_LT_TAGVAR(reload_flag, $1)=$reload_flag
+_LT_TAGVAR(reload_cmds, $1)=$reload_cmds
+_LT_TAGVAR(no_undefined_flag, $1)=
+_LT_TAGVAR(whole_archive_flag_spec, $1)=
+_LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
+
+# Source file extension for C++ test sources.
+ac_ext=cpp
+
+# Object file extension for compiled C++ test sources.
+objext=o
+_LT_TAGVAR(objext, $1)=$objext
+
+# No sense in running all these tests if we already determined that
+# the CXX compiler isn't working.  Some variables (like enable_shared)
+# are currently assumed to apply to all compilers on this platform,
+# and will be corrupted by setting them based on a non-working compiler.
+if test "$_lt_caught_CXX_error" != yes; then
+  # Code to be used in simple compile tests
+  lt_simple_compile_test_code="int some_variable = 0;"
+
+  # Code to be used in simple link tests
+  lt_simple_link_test_code='int main(int, char *[[]]) { return(0); }'
+
+  # ltmain only uses $CC for tagged configurations so make sure $CC is set.
+  _LT_TAG_COMPILER
+
+  # save warnings/boilerplate of simple test code
+  _LT_COMPILER_BOILERPLATE
+  _LT_LINKER_BOILERPLATE
+
+  # Allow CC to be a program name with arguments.
+  lt_save_CC=$CC
+  lt_save_CFLAGS=$CFLAGS
+  lt_save_LD=$LD
+  lt_save_GCC=$GCC
+  GCC=$GXX
+  lt_save_with_gnu_ld=$with_gnu_ld
+  lt_save_path_LD=$lt_cv_path_LD
+  if test -n "${lt_cv_prog_gnu_ldcxx+set}"; then
+    lt_cv_prog_gnu_ld=$lt_cv_prog_gnu_ldcxx
+  else
+    $as_unset lt_cv_prog_gnu_ld
+  fi
+  if test -n "${lt_cv_path_LDCXX+set}"; then
+    lt_cv_path_LD=$lt_cv_path_LDCXX
+  else
+    $as_unset lt_cv_path_LD
+  fi
+  test -z "${LDCXX+set}" || LD=$LDCXX
+  CC=${CXX-"c++"}
+  CFLAGS=$CXXFLAGS
+  compiler=$CC
+  _LT_TAGVAR(compiler, $1)=$CC
+  _LT_CC_BASENAME([$compiler])
+
+  if test -n "$compiler"; then
+    # We don't want -fno-exception when compiling C++ code, so set the
+    # no_builtin_flag separately
+    if test "$GXX" = yes; then
+      _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -fno-builtin'
+    else
+      _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=
+    fi
+
+    if test "$GXX" = yes; then
+      # Set up default GNU C++ configuration
+
+      LT_PATH_LD
+
+      # Check if GNU C++ uses GNU ld as the underlying linker, since the
+      # archiving commands below assume that GNU ld is being used.
+      if test "$with_gnu_ld" = yes; then
+        _LT_TAGVAR(archive_cmds, $1)='$CC $pic_flag -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib'
+        _LT_TAGVAR(archive_expsym_cmds, $1)='$CC $pic_flag -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
+
+        _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
+        _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
+
+        # If archive_cmds runs LD, not CC, wlarc should be empty
+        # XXX I think wlarc can be eliminated in ltcf-cxx, but I need to
+        #     investigate it a little bit more. (MM)
+        wlarc='${wl}'
+
+        # ancient GNU ld didn't support --whole-archive et. al.
+        if eval "`$CC -print-prog-name=ld` --help 2>&1" |
+	  $GREP 'no-whole-archive' > /dev/null; then
+          _LT_TAGVAR(whole_archive_flag_spec, $1)="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
+        else
+          _LT_TAGVAR(whole_archive_flag_spec, $1)=
+        fi
+      else
+        with_gnu_ld=no
+        wlarc=
+
+        # A generic and very simple default shared library creation
+        # command for GNU C++ for the case where it uses the native
+        # linker, instead of GNU ld.  If possible, this setting should
+        # overridden to take advantage of the native linker features on
+        # the platform it is being used on.
+        _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $lib'
+      fi
+
+      # Commands to make compiler produce verbose output that lists
+      # what "hidden" libraries, object files and flags are used when
+      # linking a shared library.
+      output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
+
+    else
+      GXX=no
+      with_gnu_ld=no
+      wlarc=
+    fi
+
+    # PORTME: fill in a description of your system's C++ link characteristics
+    AC_MSG_CHECKING([whether the $compiler linker ($LD) supports shared libraries])
+    _LT_TAGVAR(ld_shlibs, $1)=yes
+    case $host_os in
+      aix3*)
+        # FIXME: insert proper C++ library support
+        _LT_TAGVAR(ld_shlibs, $1)=no
+        ;;
+      aix[[4-9]]*)
+        if test "$host_cpu" = ia64; then
+          # On IA64, the linker does run time linking by default, so we don't
+          # have to do anything special.
+          aix_use_runtimelinking=no
+          exp_sym_flag='-Bexport'
+          no_entry_flag=""
+        else
+          aix_use_runtimelinking=no
+
+          # Test if we are trying to use run time linking or normal
+          # AIX style linking. If -brtl is somewhere in LDFLAGS, we
+          # need to do runtime linking.
+          case $host_os in aix4.[[23]]|aix4.[[23]].*|aix[[5-9]]*)
+	    for ld_flag in $LDFLAGS; do
+	      case $ld_flag in
+	      *-brtl*)
+	        aix_use_runtimelinking=yes
+	        break
+	        ;;
+	      esac
+	    done
+	    ;;
+          esac
+
+          exp_sym_flag='-bexport'
+          no_entry_flag='-bnoentry'
+        fi
+
+        # When large executables or shared objects are built, AIX ld can
+        # have problems creating the table of contents.  If linking a library
+        # or program results in "error TOC overflow" add -mminimal-toc to
+        # CXXFLAGS/CFLAGS for g++/gcc.  In the cases where that is not
+        # enough to fix the problem, add -Wl,-bbigtoc to LDFLAGS.
+
+        _LT_TAGVAR(archive_cmds, $1)=''
+        _LT_TAGVAR(hardcode_direct, $1)=yes
+        _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
+        _LT_TAGVAR(hardcode_libdir_separator, $1)=':'
+        _LT_TAGVAR(link_all_deplibs, $1)=yes
+        _LT_TAGVAR(file_list_spec, $1)='${wl}-f,'
+
+        if test "$GXX" = yes; then
+          case $host_os in aix4.[[012]]|aix4.[[012]].*)
+          # We only want to do this on AIX 4.2 and lower, the check
+          # below for broken collect2 doesn't work under 4.3+
+	  collect2name=`${CC} -print-prog-name=collect2`
+	  if test -f "$collect2name" &&
+	     strings "$collect2name" | $GREP resolve_lib_name >/dev/null
+	  then
+	    # We have reworked collect2
+	    :
+	  else
+	    # We have old collect2
+	    _LT_TAGVAR(hardcode_direct, $1)=unsupported
+	    # It fails to find uninstalled libraries when the uninstalled
+	    # path is not listed in the libpath.  Setting hardcode_minus_L
+	    # to unsupported forces relinking
+	    _LT_TAGVAR(hardcode_minus_L, $1)=yes
+	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
+	    _LT_TAGVAR(hardcode_libdir_separator, $1)=
+	  fi
+          esac
+          shared_flag='-shared'
+	  if test "$aix_use_runtimelinking" = yes; then
+	    shared_flag="$shared_flag "'${wl}-G'
+	  fi
+        else
+          # not using gcc
+          if test "$host_cpu" = ia64; then
+	  # VisualAge C++, Version 5.5 for AIX 5L for IA-64, Beta 3 Release
+	  # chokes on -Wl,-G. The following line is correct:
+	  shared_flag='-G'
+          else
+	    if test "$aix_use_runtimelinking" = yes; then
+	      shared_flag='${wl}-G'
+	    else
+	      shared_flag='${wl}-bM:SRE'
+	    fi
+          fi
+        fi
+
+        _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-bexpall'
+        # It seems that -bexpall does not export symbols beginning with
+        # underscore (_), so it is better to generate a list of symbols to
+	# export.
+        _LT_TAGVAR(always_export_symbols, $1)=yes
+        if test "$aix_use_runtimelinking" = yes; then
+          # Warning - without using the other runtime loading flags (-brtl),
+          # -berok will link without error, but may produce a broken library.
+          _LT_TAGVAR(allow_undefined_flag, $1)='-berok'
+          # Determine the default libpath from the value encoded in an empty
+          # executable.
+          _LT_SYS_MODULE_PATH_AIX([$1])
+          _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath"
+
+          _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -o $output_objdir/$soname $libobjs $deplibs '"\${wl}$no_entry_flag"' $compiler_flags `if test "x${allow_undefined_flag}" != "x"; then func_echo_all "${wl}${allow_undefined_flag}"; else :; fi` '"\${wl}$exp_sym_flag:\$export_symbols $shared_flag"
+        else
+          if test "$host_cpu" = ia64; then
+	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R $libdir:/usr/lib:/lib'
+	    _LT_TAGVAR(allow_undefined_flag, $1)="-z nodefs"
+	    _LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs '"\${wl}$no_entry_flag"' $compiler_flags ${wl}${allow_undefined_flag} '"\${wl}$exp_sym_flag:\$export_symbols"
+          else
+	    # Determine the default libpath from the value encoded in an
+	    # empty executable.
+	    _LT_SYS_MODULE_PATH_AIX([$1])
+	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath"
+	    # Warning - without using the other run time loading flags,
+	    # -berok will link without error, but may produce a broken library.
+	    _LT_TAGVAR(no_undefined_flag, $1)=' ${wl}-bernotok'
+	    _LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-berok'
+	    if test "$with_gnu_ld" = yes; then
+	      # We only use this code for GNU lds that support --whole-archive.
+	      _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive$convenience ${wl}--no-whole-archive'
+	    else
+	      # Exported symbols can be pulled into shared objects from archives
+	      _LT_TAGVAR(whole_archive_flag_spec, $1)='$convenience'
+	    fi
+	    _LT_TAGVAR(archive_cmds_need_lc, $1)=yes
+	    # This is similar to how AIX traditionally builds its shared
+	    # libraries.
+	    _LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs ${wl}-bnoentry $compiler_flags ${wl}-bE:$export_symbols${allow_undefined_flag}~$AR $AR_FLAGS $output_objdir/$libname$release.a $output_objdir/$soname'
+          fi
+        fi
+        ;;
+
+      beos*)
+	if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
+	  _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
+	  # Joseph Beckenbach <jrb3 at best.com> says some releases of gcc
+	  # support --undefined.  This deserves some investigation.  FIXME
+	  _LT_TAGVAR(archive_cmds, $1)='$CC -nostart $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
+	else
+	  _LT_TAGVAR(ld_shlibs, $1)=no
+	fi
+	;;
+
+      chorus*)
+        case $cc_basename in
+          *)
+	  # FIXME: insert proper C++ library support
+	  _LT_TAGVAR(ld_shlibs, $1)=no
+	  ;;
+        esac
+        ;;
+
+      cygwin* | mingw* | pw32* | cegcc*)
+	case $GXX,$cc_basename in
+	,cl* | no,cl*)
+	  # Native MSVC
+	  # hardcode_libdir_flag_spec is actually meaningless, as there is
+	  # no search path for DLLs.
+	  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=' '
+	  _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
+	  _LT_TAGVAR(always_export_symbols, $1)=yes
+	  _LT_TAGVAR(file_list_spec, $1)='@'
+	  # Tell ltmain to make .lib files, not .a files.
+	  libext=lib
+	  # Tell ltmain to make .dll files, not .so files.
+	  shrext_cmds=".dll"
+	  # FIXME: Setting linknames here is a bad hack.
+	  _LT_TAGVAR(archive_cmds, $1)='$CC -o $output_objdir/$soname $libobjs $compiler_flags $deplibs -Wl,-dll~linknames='
+	  _LT_TAGVAR(archive_expsym_cmds, $1)='if test "x`$SED 1q $export_symbols`" = xEXPORTS; then
+	      $SED -n -e 's/\\\\\\\(.*\\\\\\\)/-link\\\ -EXPORT:\\\\\\\1/' -e '1\\\!p' < $export_symbols > $output_objdir/$soname.exp;
+	    else
+	      $SED -e 's/\\\\\\\(.*\\\\\\\)/-link\\\ -EXPORT:\\\\\\\1/' < $export_symbols > $output_objdir/$soname.exp;
+	    fi~
+	    $CC -o $tool_output_objdir$soname $libobjs $compiler_flags $deplibs "@$tool_output_objdir$soname.exp" -Wl,-DLL,-IMPLIB:"$tool_output_objdir$libname.dll.lib"~
+	    linknames='
+	  # The linker will not automatically build a static lib if we build a DLL.
+	  # _LT_TAGVAR(old_archive_from_new_cmds, $1)='true'
+	  _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
+	  # Don't use ranlib
+	  _LT_TAGVAR(old_postinstall_cmds, $1)='chmod 644 $oldlib'
+	  _LT_TAGVAR(postlink_cmds, $1)='lt_outputfile="@OUTPUT@"~
+	    lt_tool_outputfile="@TOOL_OUTPUT@"~
+	    case $lt_outputfile in
+	      *.exe|*.EXE) ;;
+	      *)
+		lt_outputfile="$lt_outputfile.exe"
+		lt_tool_outputfile="$lt_tool_outputfile.exe"
+		;;
+	    esac~
+	    func_to_tool_file "$lt_outputfile"~
+	    if test "$MANIFEST_TOOL" != ":" && test -f "$lt_outputfile.manifest"; then
+	      $MANIFEST_TOOL -manifest "$lt_tool_outputfile.manifest" -outputresource:"$lt_tool_outputfile" || exit 1;
+	      $RM "$lt_outputfile.manifest";
+	    fi'
+	  ;;
+	*)
+	  # g++
+	  # _LT_TAGVAR(hardcode_libdir_flag_spec, $1) is actually meaningless,
+	  # as there is no search path for DLLs.
+	  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
+	  _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-all-symbols'
+	  _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
+	  _LT_TAGVAR(always_export_symbols, $1)=no
+	  _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
+
+	  if $LD --help 2>&1 | $GREP 'auto-import' > /dev/null; then
+	    _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $output_objdir/$soname ${wl}--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
+	    # If the export-symbols file already is a .def file (1st line
+	    # is EXPORTS), use it as is; otherwise, prepend...
+	    _LT_TAGVAR(archive_expsym_cmds, $1)='if test "x`$SED 1q $export_symbols`" = xEXPORTS; then
+	      cp $export_symbols $output_objdir/$soname.def;
+	    else
+	      echo EXPORTS > $output_objdir/$soname.def;
+	      cat $export_symbols >> $output_objdir/$soname.def;
+	    fi~
+	    $CC -shared -nostdlib $output_objdir/$soname.def $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $output_objdir/$soname ${wl}--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
+	  else
+	    _LT_TAGVAR(ld_shlibs, $1)=no
+	  fi
+	  ;;
+	esac
+	;;
+      darwin* | rhapsody*)
+        _LT_DARWIN_LINKER_FEATURES($1)
+	;;
+
+      dgux*)
+        case $cc_basename in
+          ec++*)
+	    # FIXME: insert proper C++ library support
+	    _LT_TAGVAR(ld_shlibs, $1)=no
+	    ;;
+          ghcx*)
+	    # Green Hills C++ Compiler
+	    # FIXME: insert proper C++ library support
+	    _LT_TAGVAR(ld_shlibs, $1)=no
+	    ;;
+          *)
+	    # FIXME: insert proper C++ library support
+	    _LT_TAGVAR(ld_shlibs, $1)=no
+	    ;;
+        esac
+        ;;
+
+      freebsd2.*)
+        # C++ shared libraries reported to be fairly broken before
+	# switch to ELF
+        _LT_TAGVAR(ld_shlibs, $1)=no
+        ;;
+
+      freebsd-elf*)
+        _LT_TAGVAR(archive_cmds_need_lc, $1)=no
+        ;;
+
+      freebsd* | dragonfly*)
+        # FreeBSD 3 and later use GNU C++ and GNU ld with standard ELF
+        # conventions
+        _LT_TAGVAR(ld_shlibs, $1)=yes
+        ;;
+
+      gnu*)
+        ;;
+
+      haiku*)
+        _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
+        _LT_TAGVAR(link_all_deplibs, $1)=yes
+        ;;
+
+      hpux9*)
+        _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
+        _LT_TAGVAR(hardcode_libdir_separator, $1)=:
+        _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
+        _LT_TAGVAR(hardcode_direct, $1)=yes
+        _LT_TAGVAR(hardcode_minus_L, $1)=yes # Not in the search PATH,
+				             # but as the default
+				             # location of the library.
+
+        case $cc_basename in
+          CC*)
+            # FIXME: insert proper C++ library support
+            _LT_TAGVAR(ld_shlibs, $1)=no
+            ;;
+          aCC*)
+            _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$CC -b ${wl}+b ${wl}$install_libdir -o $output_objdir/$soname $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib'
+            # Commands to make compiler produce verbose output that lists
+            # what "hidden" libraries, object files and flags are used when
+            # linking a shared library.
+            #
+            # There doesn't appear to be a way to prevent this compiler from
+            # explicitly linking system object files so we need to strip them
+            # from the output so that they don't get included in the library
+            # dependencies.
+            output_verbose_link_cmd='templist=`($CC -b $CFLAGS -v conftest.$objext 2>&1) | $EGREP "\-L"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "$list"'
+            ;;
+          *)
+            if test "$GXX" = yes; then
+              _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$CC -shared -nostdlib $pic_flag ${wl}+b ${wl}$install_libdir -o $output_objdir/$soname $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib'
+            else
+              # FIXME: insert proper C++ library support
+              _LT_TAGVAR(ld_shlibs, $1)=no
+            fi
+            ;;
+        esac
+        ;;
+
+      hpux10*|hpux11*)
+        if test $with_gnu_ld = no; then
+	  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
+	  _LT_TAGVAR(hardcode_libdir_separator, $1)=:
+
+          case $host_cpu in
+            hppa*64*|ia64*)
+              ;;
+            *)
+	      _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
+              ;;
+          esac
+        fi
+        case $host_cpu in
+          hppa*64*|ia64*)
+            _LT_TAGVAR(hardcode_direct, $1)=no
+            _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
+            ;;
+          *)
+            _LT_TAGVAR(hardcode_direct, $1)=yes
+            _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
+            _LT_TAGVAR(hardcode_minus_L, $1)=yes # Not in the search PATH,
+					         # but as the default
+					         # location of the library.
+            ;;
+        esac
+
+        case $cc_basename in
+          CC*)
+	    # FIXME: insert proper C++ library support
+	    _LT_TAGVAR(ld_shlibs, $1)=no
+	    ;;
+          aCC*)
+	    case $host_cpu in
+	      hppa*64*)
+	        _LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
+	        ;;
+	      ia64*)
+	        _LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
+	        ;;
+	      *)
+	        _LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
+	        ;;
+	    esac
+	    # Commands to make compiler produce verbose output that lists
+	    # what "hidden" libraries, object files and flags are used when
+	    # linking a shared library.
+	    #
+	    # There doesn't appear to be a way to prevent this compiler from
+	    # explicitly linking system object files so we need to strip them
+	    # from the output so that they don't get included in the library
+	    # dependencies.
+	    output_verbose_link_cmd='templist=`($CC -b $CFLAGS -v conftest.$objext 2>&1) | $GREP "\-L"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "$list"'
+	    ;;
+          *)
+	    if test "$GXX" = yes; then
+	      if test $with_gnu_ld = no; then
+	        case $host_cpu in
+	          hppa*64*)
+	            _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib -fPIC ${wl}+h ${wl}$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
+	            ;;
+	          ia64*)
+	            _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $pic_flag ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
+	            ;;
+	          *)
+	            _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $pic_flag ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
+	            ;;
+	        esac
+	      fi
+	    else
+	      # FIXME: insert proper C++ library support
+	      _LT_TAGVAR(ld_shlibs, $1)=no
+	    fi
+	    ;;
+        esac
+        ;;
+
+      interix[[3-9]]*)
+	_LT_TAGVAR(hardcode_direct, $1)=no
+	_LT_TAGVAR(hardcode_shlibpath_var, $1)=no
+	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
+	_LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
+	# Hack: On Interix 3.x, we cannot compile PIC because of a broken gcc.
+	# Instead, shared libraries are loaded at an image base (0x10000000 by
+	# default) and relocated if they conflict, which is a slow very memory
+	# consuming and fragmenting process.  To avoid this, we pick a random,
+	# 256 KiB-aligned image base between 0x50000000 and 0x6FFC0000 at link
+	# time.  Moving up from 0x10000000 also allows more sbrk(2) space.
+	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-h,$soname ${wl}--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
+	_LT_TAGVAR(archive_expsym_cmds, $1)='sed "s,^,_," $export_symbols >$output_objdir/$soname.expsym~$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-h,$soname ${wl}--retain-symbols-file,$output_objdir/$soname.expsym ${wl}--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
+	;;
+      irix5* | irix6*)
+        case $cc_basename in
+          CC*)
+	    # SGI C++
+	    _LT_TAGVAR(archive_cmds, $1)='$CC -shared -all -multigot $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib'
+
+	    # Archives containing C++ object files must be created using
+	    # "CC -ar", where "CC" is the IRIX C++ compiler.  This is
+	    # necessary to make sure instantiated templates are included
+	    # in the archive.
+	    _LT_TAGVAR(old_archive_cmds, $1)='$CC -ar -WR,-u -o $oldlib $oldobjs'
+	    ;;
+          *)
+	    if test "$GXX" = yes; then
+	      if test "$with_gnu_ld" = no; then
+	        _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
+	      else
+	        _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` -o $lib'
+	      fi
+	    fi
+	    _LT_TAGVAR(link_all_deplibs, $1)=yes
+	    ;;
+        esac
+        _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
+        _LT_TAGVAR(hardcode_libdir_separator, $1)=:
+        _LT_TAGVAR(inherit_rpath, $1)=yes
+        ;;
+
+      linux* | k*bsd*-gnu | kopensolaris*-gnu)
+        case $cc_basename in
+          KCC*)
+	    # Kuck and Associates, Inc. (KAI) C++ Compiler
+
+	    # KCC will only create a shared library if the output file
+	    # ends with ".so" (or ".sl" for HP-UX), so rename the library
+	    # to its proper name (with version) after linking.
+	    _LT_TAGVAR(archive_cmds, $1)='tempext=`echo $shared_ext | $SED -e '\''s/\([[^()0-9A-Za-z{}]]\)/\\\\\1/g'\''`; templib=`echo $lib | $SED -e "s/\${tempext}\..*/.so/"`; $CC $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib; mv \$templib $lib'
+	    _LT_TAGVAR(archive_expsym_cmds, $1)='tempext=`echo $shared_ext | $SED -e '\''s/\([[^()0-9A-Za-z{}]]\)/\\\\\1/g'\''`; templib=`echo $lib | $SED -e "s/\${tempext}\..*/.so/"`; $CC $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib ${wl}-retain-symbols-file,$export_symbols; mv \$templib $lib'
+	    # Commands to make compiler produce verbose output that lists
+	    # what "hidden" libraries, object files and flags are used when
+	    # linking a shared library.
+	    #
+	    # There doesn't appear to be a way to prevent this compiler from
+	    # explicitly linking system object files so we need to strip them
+	    # from the output so that they don't get included in the library
+	    # dependencies.
+	    output_verbose_link_cmd='templist=`$CC $CFLAGS -v conftest.$objext -o libconftest$shared_ext 2>&1 | $GREP "ld"`; rm -f libconftest$shared_ext; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "$list"'
+
+	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
+	    _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
+
+	    # Archives containing C++ object files must be created using
+	    # "CC -Bstatic", where "CC" is the KAI C++ compiler.
+	    _LT_TAGVAR(old_archive_cmds, $1)='$CC -Bstatic -o $oldlib $oldobjs'
+	    ;;
+	  icpc* | ecpc* )
+	    # Intel C++
+	    with_gnu_ld=yes
+	    # version 8.0 and above of icpc choke on multiply defined symbols
+	    # if we add $predep_objects and $postdep_objects, however 7.1 and
+	    # earlier do not add the objects themselves.
+	    case `$CC -V 2>&1` in
+	      *"Version 7."*)
+	        _LT_TAGVAR(archive_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib'
+		_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
+		;;
+	      *)  # Version 8.0 or newer
+	        tmp_idyn=
+	        case $host_cpu in
+		  ia64*) tmp_idyn=' -i_dynamic';;
+		esac
+	        _LT_TAGVAR(archive_cmds, $1)='$CC -shared'"$tmp_idyn"' $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
+		_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared'"$tmp_idyn"' $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
+		;;
+	    esac
+	    _LT_TAGVAR(archive_cmds_need_lc, $1)=no
+	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
+	    _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
+	    _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive$convenience ${wl}--no-whole-archive'
+	    ;;
+          pgCC* | pgcpp*)
+            # Portland Group C++ compiler
+	    case `$CC -V` in
+	    *pgCC\ [[1-5]].* | *pgcpp\ [[1-5]].*)
+	      _LT_TAGVAR(prelink_cmds, $1)='tpldir=Template.dir~
+		rm -rf $tpldir~
+		$CC --prelink_objects --instantiation_dir $tpldir $objs $libobjs $compile_deplibs~
+		compile_command="$compile_command `find $tpldir -name \*.o | sort | $NL2SP`"'
+	      _LT_TAGVAR(old_archive_cmds, $1)='tpldir=Template.dir~
+		rm -rf $tpldir~
+		$CC --prelink_objects --instantiation_dir $tpldir $oldobjs$old_deplibs~
+		$AR $AR_FLAGS $oldlib$oldobjs$old_deplibs `find $tpldir -name \*.o | sort | $NL2SP`~
+		$RANLIB $oldlib'
+	      _LT_TAGVAR(archive_cmds, $1)='tpldir=Template.dir~
+		rm -rf $tpldir~
+		$CC --prelink_objects --instantiation_dir $tpldir $predep_objects $libobjs $deplibs $convenience $postdep_objects~
+		$CC -shared $pic_flag $predep_objects $libobjs $deplibs `find $tpldir -name \*.o | sort | $NL2SP` $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname -o $lib'
+	      _LT_TAGVAR(archive_expsym_cmds, $1)='tpldir=Template.dir~
+		rm -rf $tpldir~
+		$CC --prelink_objects --instantiation_dir $tpldir $predep_objects $libobjs $deplibs $convenience $postdep_objects~
+		$CC -shared $pic_flag $predep_objects $libobjs $deplibs `find $tpldir -name \*.o | sort | $NL2SP` $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname ${wl}-retain-symbols-file ${wl}$export_symbols -o $lib'
+	      ;;
+	    *) # Version 6 and above use weak symbols
+	      _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname -o $lib'
+	      _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname ${wl}-retain-symbols-file ${wl}$export_symbols -o $lib'
+	      ;;
+	    esac
+
+	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}--rpath ${wl}$libdir'
+	    _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
+	    _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive'
+            ;;
+	  cxx*)
+	    # Compaq C++
+	    _LT_TAGVAR(archive_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib'
+	    _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname  -o $lib ${wl}-retain-symbols-file $wl$export_symbols'
+
+	    runpath_var=LD_RUN_PATH
+	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir'
+	    _LT_TAGVAR(hardcode_libdir_separator, $1)=:
+
+	    # Commands to make compiler produce verbose output that lists
+	    # what "hidden" libraries, object files and flags are used when
+	    # linking a shared library.
+	    #
+	    # There doesn't appear to be a way to prevent this compiler from
+	    # explicitly linking system object files so we need to strip them
+	    # from the output so that they don't get included in the library
+	    # dependencies.
+	    output_verbose_link_cmd='templist=`$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP "ld"`; templist=`func_echo_all "$templist" | $SED "s/\(^.*ld.*\)\( .*ld .*$\)/\1/"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "X$list" | $Xsed'
+	    ;;
+	  xl* | mpixl* | bgxl*)
+	    # IBM XL 8.0 on PPC, with GNU ld
+	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
+	    _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
+	    _LT_TAGVAR(archive_cmds, $1)='$CC -qmkshrobj $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
+	    if test "x$supports_anon_versioning" = xyes; then
+	      _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $output_objdir/$libname.ver~
+		cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~
+		echo "local: *; };" >> $output_objdir/$libname.ver~
+		$CC -qmkshrobj $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-version-script ${wl}$output_objdir/$libname.ver -o $lib'
+	    fi
+	    ;;
+	  *)
+	    case `$CC -V 2>&1 | sed 5q` in
+	    *Sun\ C*)
+	      # Sun C++ 5.9
+	      _LT_TAGVAR(no_undefined_flag, $1)=' -zdefs'
+	      _LT_TAGVAR(archive_cmds, $1)='$CC -G${allow_undefined_flag} -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
+	      _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G${allow_undefined_flag} -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-retain-symbols-file ${wl}$export_symbols'
+	      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
+	      _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`new_convenience=; for conv in $convenience\"\"; do test -z \"$conv\" || new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive'
+	      _LT_TAGVAR(compiler_needs_object, $1)=yes
+
+	      # Not sure whether something based on
+	      # $CC $CFLAGS -v conftest.$objext -o libconftest$shared_ext 2>&1
+	      # would be better.
+	      output_verbose_link_cmd='func_echo_all'
+
+	      # Archives containing C++ object files must be created using
+	      # "CC -xar", where "CC" is the Sun C++ compiler.  This is
+	      # necessary to make sure instantiated templates are included
+	      # in the archive.
+	      _LT_TAGVAR(old_archive_cmds, $1)='$CC -xar -o $oldlib $oldobjs'
+	      ;;
+	    esac
+	    ;;
+	esac
+	;;
+
+      lynxos*)
+        # FIXME: insert proper C++ library support
+	_LT_TAGVAR(ld_shlibs, $1)=no
+	;;
+
+      m88k*)
+        # FIXME: insert proper C++ library support
+        _LT_TAGVAR(ld_shlibs, $1)=no
+	;;
+
+      mvs*)
+        case $cc_basename in
+          cxx*)
+	    # FIXME: insert proper C++ library support
+	    _LT_TAGVAR(ld_shlibs, $1)=no
+	    ;;
+	  *)
+	    # FIXME: insert proper C++ library support
+	    _LT_TAGVAR(ld_shlibs, $1)=no
+	    ;;
+	esac
+	;;
+
+      netbsd*)
+        if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
+	  _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable  -o $lib $predep_objects $libobjs $deplibs $postdep_objects $linker_flags'
+	  wlarc=
+	  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
+	  _LT_TAGVAR(hardcode_direct, $1)=yes
+	  _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
+	fi
+	# Workaround some broken pre-1.5 toolchains
+	output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP conftest.$objext | $SED -e "s:-lgcc -lc -lgcc::"'
+	;;
+
+      *nto* | *qnx*)
+        _LT_TAGVAR(ld_shlibs, $1)=yes
+	;;
+
+      openbsd2*)
+        # C++ shared libraries are fairly broken
+	_LT_TAGVAR(ld_shlibs, $1)=no
+	;;
+
+      openbsd*)
+	if test -f /usr/libexec/ld.so; then
+	  _LT_TAGVAR(hardcode_direct, $1)=yes
+	  _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
+	  _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
+	  _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $lib'
+	  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
+	  if test -z "`echo __ELF__ | $CC -E - | grep __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
+	    _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-retain-symbols-file,$export_symbols -o $lib'
+	    _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
+	    _LT_TAGVAR(whole_archive_flag_spec, $1)="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
+	  fi
+	  output_verbose_link_cmd=func_echo_all
+	else
+	  _LT_TAGVAR(ld_shlibs, $1)=no
+	fi
+	;;
+
+      osf3* | osf4* | osf5*)
+        case $cc_basename in
+          KCC*)
+	    # Kuck and Associates, Inc. (KAI) C++ Compiler
+
+	    # KCC will only create a shared library if the output file
+	    # ends with ".so" (or ".sl" for HP-UX), so rename the library
+	    # to its proper name (with version) after linking.
+	    _LT_TAGVAR(archive_cmds, $1)='tempext=`echo $shared_ext | $SED -e '\''s/\([[^()0-9A-Za-z{}]]\)/\\\\\1/g'\''`; templib=`echo "$lib" | $SED -e "s/\${tempext}\..*/.so/"`; $CC $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib; mv \$templib $lib'
+
+	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
+	    _LT_TAGVAR(hardcode_libdir_separator, $1)=:
+
+	    # Archives containing C++ object files must be created using
+	    # the KAI C++ compiler.
+	    case $host in
+	      osf3*) _LT_TAGVAR(old_archive_cmds, $1)='$CC -Bstatic -o $oldlib $oldobjs' ;;
+	      *) _LT_TAGVAR(old_archive_cmds, $1)='$CC -o $oldlib $oldobjs' ;;
+	    esac
+	    ;;
+          RCC*)
+	    # Rational C++ 2.4.1
+	    # FIXME: insert proper C++ library support
+	    _LT_TAGVAR(ld_shlibs, $1)=no
+	    ;;
+          cxx*)
+	    case $host in
+	      osf3*)
+	        _LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*'
+	        _LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $soname `test -n "$verstring" && func_echo_all "${wl}-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib'
+	        _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
+		;;
+	      *)
+	        _LT_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*'
+	        _LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -msym -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib'
+	        _LT_TAGVAR(archive_expsym_cmds, $1)='for i in `cat $export_symbols`; do printf "%s %s\\n" -exported_symbol "\$i" >> $lib.exp; done~
+	          echo "-hidden">> $lib.exp~
+	          $CC -shared$allow_undefined_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -msym -soname $soname ${wl}-input ${wl}$lib.exp  `test -n "$verstring" && $ECHO "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib~
+	          $RM $lib.exp'
+	        _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir'
+		;;
+	    esac
+
+	    _LT_TAGVAR(hardcode_libdir_separator, $1)=:
+
+	    # Commands to make compiler produce verbose output that lists
+	    # what "hidden" libraries, object files and flags are used when
+	    # linking a shared library.
+	    #
+	    # There doesn't appear to be a way to prevent this compiler from
+	    # explicitly linking system object files so we need to strip them
+	    # from the output so that they don't get included in the library
+	    # dependencies.
+	    output_verbose_link_cmd='templist=`$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP "ld" | $GREP -v "ld:"`; templist=`func_echo_all "$templist" | $SED "s/\(^.*ld.*\)\( .*ld.*$\)/\1/"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "$list"'
+	    ;;
+	  *)
+	    if test "$GXX" = yes && test "$with_gnu_ld" = no; then
+	      _LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*'
+	      case $host in
+	        osf3*)
+	          _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib ${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
+		  ;;
+	        *)
+	          _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -nostdlib ${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-msym ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
+		  ;;
+	      esac
+
+	      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
+	      _LT_TAGVAR(hardcode_libdir_separator, $1)=:
+
+	      # Commands to make compiler produce verbose output that lists
+	      # what "hidden" libraries, object files and flags are used when
+	      # linking a shared library.
+	      output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
+
+	    else
+	      # FIXME: insert proper C++ library support
+	      _LT_TAGVAR(ld_shlibs, $1)=no
+	    fi
+	    ;;
+        esac
+        ;;
+
+      psos*)
+        # FIXME: insert proper C++ library support
+        _LT_TAGVAR(ld_shlibs, $1)=no
+        ;;
+
+      sunos4*)
+        case $cc_basename in
+          CC*)
+	    # Sun C++ 4.x
+	    # FIXME: insert proper C++ library support
+	    _LT_TAGVAR(ld_shlibs, $1)=no
+	    ;;
+          lcc*)
+	    # Lucid
+	    # FIXME: insert proper C++ library support
+	    _LT_TAGVAR(ld_shlibs, $1)=no
+	    ;;
+          *)
+	    # FIXME: insert proper C++ library support
+	    _LT_TAGVAR(ld_shlibs, $1)=no
+	    ;;
+        esac
+        ;;
+
+      solaris*)
+        case $cc_basename in
+          CC* | sunCC*)
+	    # Sun C++ 4.2, 5.x and Centerline C++
+            _LT_TAGVAR(archive_cmds_need_lc,$1)=yes
+	    _LT_TAGVAR(no_undefined_flag, $1)=' -zdefs'
+	    _LT_TAGVAR(archive_cmds, $1)='$CC -G${allow_undefined_flag}  -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
+	    _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
+	      $CC -G${allow_undefined_flag} ${wl}-M ${wl}$lib.exp -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$RM $lib.exp'
+
+	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
+	    _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
+	    case $host_os in
+	      solaris2.[[0-5]] | solaris2.[[0-5]].*) ;;
+	      *)
+		# The compiler driver will combine and reorder linker options,
+		# but understands `-z linker_flag'.
+	        # Supported since Solaris 2.6 (maybe 2.5.1?)
+		_LT_TAGVAR(whole_archive_flag_spec, $1)='-z allextract$convenience -z defaultextract'
+	        ;;
+	    esac
+	    _LT_TAGVAR(link_all_deplibs, $1)=yes
+
+	    output_verbose_link_cmd='func_echo_all'
+
+	    # Archives containing C++ object files must be created using
+	    # "CC -xar", where "CC" is the Sun C++ compiler.  This is
+	    # necessary to make sure instantiated templates are included
+	    # in the archive.
+	    _LT_TAGVAR(old_archive_cmds, $1)='$CC -xar -o $oldlib $oldobjs'
+	    ;;
+          gcx*)
+	    # Green Hills C++ Compiler
+	    _LT_TAGVAR(archive_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-h $wl$soname -o $lib'
+
+	    # The C++ compiler must be used to create the archive.
+	    _LT_TAGVAR(old_archive_cmds, $1)='$CC $LDFLAGS -archive -o $oldlib $oldobjs'
+	    ;;
+          *)
+	    # GNU C++ compiler with Solaris linker
+	    if test "$GXX" = yes && test "$with_gnu_ld" = no; then
+	      _LT_TAGVAR(no_undefined_flag, $1)=' ${wl}-z ${wl}defs'
+	      if $CC --version | $GREP -v '^2\.7' > /dev/null; then
+	        _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -nostdlib $LDFLAGS $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-h $wl$soname -o $lib'
+	        _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
+		  $CC -shared $pic_flag -nostdlib ${wl}-M $wl$lib.exp -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$RM $lib.exp'
+
+	        # Commands to make compiler produce verbose output that lists
+	        # what "hidden" libraries, object files and flags are used when
+	        # linking a shared library.
+	        output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
+	      else
+	        # g++ 2.7 appears to require `-G' NOT `-shared' on this
+	        # platform.
+	        _LT_TAGVAR(archive_cmds, $1)='$CC -G -nostdlib $LDFLAGS $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-h $wl$soname -o $lib'
+	        _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
+		  $CC -G -nostdlib ${wl}-M $wl$lib.exp -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$RM $lib.exp'
+
+	        # Commands to make compiler produce verbose output that lists
+	        # what "hidden" libraries, object files and flags are used when
+	        # linking a shared library.
+	        output_verbose_link_cmd='$CC -G $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
+	      fi
+
+	      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R $wl$libdir'
+	      case $host_os in
+		solaris2.[[0-5]] | solaris2.[[0-5]].*) ;;
+		*)
+		  _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}-z ${wl}allextract$convenience ${wl}-z ${wl}defaultextract'
+		  ;;
+	      esac
+	    fi
+	    ;;
+        esac
+        ;;
+
+    sysv4*uw2* | sysv5OpenUNIX* | sysv5UnixWare7.[[01]].[[10]]* | unixware7* | sco3.2v5.0.[[024]]*)
+      _LT_TAGVAR(no_undefined_flag, $1)='${wl}-z,text'
+      _LT_TAGVAR(archive_cmds_need_lc, $1)=no
+      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
+      runpath_var='LD_RUN_PATH'
+
+      case $cc_basename in
+        CC*)
+	  _LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
+	  _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
+	  ;;
+	*)
+	  _LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
+	  _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
+	  ;;
+      esac
+      ;;
+
+      sysv5* | sco3.2v5* | sco5v6*)
+	# Note: We can NOT use -z defs as we might desire, because we do not
+	# link with -lc, and that would cause any symbols used from libc to
+	# always be unresolved, which means just about no library would
+	# ever link correctly.  If we're not using GNU ld we use -z text
+	# though, which does catch some bad symbols but isn't as heavy-handed
+	# as -z defs.
+	_LT_TAGVAR(no_undefined_flag, $1)='${wl}-z,text'
+	_LT_TAGVAR(allow_undefined_flag, $1)='${wl}-z,nodefs'
+	_LT_TAGVAR(archive_cmds_need_lc, $1)=no
+	_LT_TAGVAR(hardcode_shlibpath_var, $1)=no
+	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R,$libdir'
+	_LT_TAGVAR(hardcode_libdir_separator, $1)=':'
+	_LT_TAGVAR(link_all_deplibs, $1)=yes
+	_LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-Bexport'
+	runpath_var='LD_RUN_PATH'
+
+	case $cc_basename in
+          CC*)
+	    _LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
+	    _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
+	    _LT_TAGVAR(old_archive_cmds, $1)='$CC -Tprelink_objects $oldobjs~
+	      '"$_LT_TAGVAR(old_archive_cmds, $1)"
+	    _LT_TAGVAR(reload_cmds, $1)='$CC -Tprelink_objects $reload_objs~
+	      '"$_LT_TAGVAR(reload_cmds, $1)"
+	    ;;
+	  *)
+	    _LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
+	    _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
+	    ;;
+	esac
+      ;;
+
+      tandem*)
+        case $cc_basename in
+          NCC*)
+	    # NonStop-UX NCC 3.20
+	    # FIXME: insert proper C++ library support
+	    _LT_TAGVAR(ld_shlibs, $1)=no
+	    ;;
+          *)
+	    # FIXME: insert proper C++ library support
+	    _LT_TAGVAR(ld_shlibs, $1)=no
+	    ;;
+        esac
+        ;;
+
+      vxworks*)
+        # FIXME: insert proper C++ library support
+        _LT_TAGVAR(ld_shlibs, $1)=no
+        ;;
+
+      *)
+        # FIXME: insert proper C++ library support
+        _LT_TAGVAR(ld_shlibs, $1)=no
+        ;;
+    esac
+
+    AC_MSG_RESULT([$_LT_TAGVAR(ld_shlibs, $1)])
+    test "$_LT_TAGVAR(ld_shlibs, $1)" = no && can_build_shared=no
+
+    _LT_TAGVAR(GCC, $1)="$GXX"
+    _LT_TAGVAR(LD, $1)="$LD"
+
+    ## CAVEAT EMPTOR:
+    ## There is no encapsulation within the following macros, do not change
+    ## the running order or otherwise move them around unless you know exactly
+    ## what you are doing...
+    _LT_SYS_HIDDEN_LIBDEPS($1)
+    _LT_COMPILER_PIC($1)
+    _LT_COMPILER_C_O($1)
+    _LT_COMPILER_FILE_LOCKS($1)
+    _LT_LINKER_SHLIBS($1)
+    _LT_SYS_DYNAMIC_LINKER($1)
+    _LT_LINKER_HARDCODE_LIBPATH($1)
+
+    _LT_CONFIG($1)
+  fi # test -n "$compiler"
+
+  CC=$lt_save_CC
+  CFLAGS=$lt_save_CFLAGS
+  LDCXX=$LD
+  LD=$lt_save_LD
+  GCC=$lt_save_GCC
+  with_gnu_ld=$lt_save_with_gnu_ld
+  lt_cv_path_LDCXX=$lt_cv_path_LD
+  lt_cv_path_LD=$lt_save_path_LD
+  lt_cv_prog_gnu_ldcxx=$lt_cv_prog_gnu_ld
+  lt_cv_prog_gnu_ld=$lt_save_with_gnu_ld
+fi # test "$_lt_caught_CXX_error" != yes
+
+AC_LANG_POP
+])# _LT_LANG_CXX_CONFIG
+
+
+# _LT_FUNC_STRIPNAME_CNF
+# ----------------------
+# func_stripname_cnf prefix suffix name
+# strip PREFIX and SUFFIX off of NAME.
+# PREFIX and SUFFIX must not contain globbing or regex special
+# characters, hashes, percent signs, but SUFFIX may contain a leading
+# dot (in which case that matches only a dot).
+#
+# This function is identical to the (non-XSI) version of func_stripname,
+# except this one can be used by m4 code that may be executed by configure,
+# rather than the libtool script.
+m4_defun([_LT_FUNC_STRIPNAME_CNF],[dnl
+AC_REQUIRE([_LT_DECL_SED])
+AC_REQUIRE([_LT_PROG_ECHO_BACKSLASH])
+func_stripname_cnf ()
+{
+  case ${2} in
+  .*) func_stripname_result=`$ECHO "${3}" | $SED "s%^${1}%%; s%\\\\${2}\$%%"`;;
+  *)  func_stripname_result=`$ECHO "${3}" | $SED "s%^${1}%%; s%${2}\$%%"`;;
+  esac
+} # func_stripname_cnf
+])# _LT_FUNC_STRIPNAME_CNF
+
+# _LT_SYS_HIDDEN_LIBDEPS([TAGNAME])
+# ---------------------------------
+# Figure out "hidden" library dependencies from verbose
+# compiler output when linking a shared library.
+# Parse the compiler output and extract the necessary
+# objects, libraries and library flags.
+m4_defun([_LT_SYS_HIDDEN_LIBDEPS],
+[m4_require([_LT_FILEUTILS_DEFAULTS])dnl
+AC_REQUIRE([_LT_FUNC_STRIPNAME_CNF])dnl
+# Dependencies to place before and after the object being linked:
+_LT_TAGVAR(predep_objects, $1)=
+_LT_TAGVAR(postdep_objects, $1)=
+_LT_TAGVAR(predeps, $1)=
+_LT_TAGVAR(postdeps, $1)=
+_LT_TAGVAR(compiler_lib_search_path, $1)=
+
+dnl we can't use the lt_simple_compile_test_code here,
+dnl because it contains code intended for an executable,
+dnl not a library.  It's possible we should let each
+dnl tag define a new lt_????_link_test_code variable,
+dnl but it's only used here...
+m4_if([$1], [], [cat > conftest.$ac_ext <<_LT_EOF
+int a;
+void foo (void) { a = 0; }
+_LT_EOF
+], [$1], [CXX], [cat > conftest.$ac_ext <<_LT_EOF
+class Foo
+{
+public:
+  Foo (void) { a = 0; }
+private:
+  int a;
+};
+_LT_EOF
+], [$1], [F77], [cat > conftest.$ac_ext <<_LT_EOF
+      subroutine foo
+      implicit none
+      integer*4 a
+      a=0
+      return
+      end
+_LT_EOF
+], [$1], [FC], [cat > conftest.$ac_ext <<_LT_EOF
+      subroutine foo
+      implicit none
+      integer a
+      a=0
+      return
+      end
+_LT_EOF
+], [$1], [GCJ], [cat > conftest.$ac_ext <<_LT_EOF
+public class foo {
+  private int a;
+  public void bar (void) {
+    a = 0;
+  }
+};
+_LT_EOF
+], [$1], [GO], [cat > conftest.$ac_ext <<_LT_EOF
+package foo
+func foo() {
+}
+_LT_EOF
+])
+
+_lt_libdeps_save_CFLAGS=$CFLAGS
+case "$CC $CFLAGS " in #(
+*\ -flto*\ *) CFLAGS="$CFLAGS -fno-lto" ;;
+*\ -fwhopr*\ *) CFLAGS="$CFLAGS -fno-whopr" ;;
+*\ -fuse-linker-plugin*\ *) CFLAGS="$CFLAGS -fno-use-linker-plugin" ;;
+esac
+
+dnl Parse the compiler output and extract the necessary
+dnl objects, libraries and library flags.
+if AC_TRY_EVAL(ac_compile); then
+  # Parse the compiler output and extract the necessary
+  # objects, libraries and library flags.
+
+  # Sentinel used to keep track of whether or not we are before
+  # the conftest object file.
+  pre_test_object_deps_done=no
+
+  for p in `eval "$output_verbose_link_cmd"`; do
+    case ${prev}${p} in
+
+    -L* | -R* | -l*)
+       # Some compilers place space between "-{L,R}" and the path.
+       # Remove the space.
+       if test $p = "-L" ||
+          test $p = "-R"; then
+	 prev=$p
+	 continue
+       fi
+
+       # Expand the sysroot to ease extracting the directories later.
+       if test -z "$prev"; then
+         case $p in
+         -L*) func_stripname_cnf '-L' '' "$p"; prev=-L; p=$func_stripname_result ;;
+         -R*) func_stripname_cnf '-R' '' "$p"; prev=-R; p=$func_stripname_result ;;
+         -l*) func_stripname_cnf '-l' '' "$p"; prev=-l; p=$func_stripname_result ;;
+         esac
+       fi
+       case $p in
+       =*) func_stripname_cnf '=' '' "$p"; p=$lt_sysroot$func_stripname_result ;;
+       esac
+       if test "$pre_test_object_deps_done" = no; then
+	 case ${prev} in
+	 -L | -R)
+	   # Internal compiler library paths should come after those
+	   # provided the user.  The postdeps already come after the
+	   # user supplied libs so there is no need to process them.
+	   if test -z "$_LT_TAGVAR(compiler_lib_search_path, $1)"; then
+	     _LT_TAGVAR(compiler_lib_search_path, $1)="${prev}${p}"
+	   else
+	     _LT_TAGVAR(compiler_lib_search_path, $1)="${_LT_TAGVAR(compiler_lib_search_path, $1)} ${prev}${p}"
+	   fi
+	   ;;
+	 # The "-l" case would never come before the object being
+	 # linked, so don't bother handling this case.
+	 esac
+       else
+	 if test -z "$_LT_TAGVAR(postdeps, $1)"; then
+	   _LT_TAGVAR(postdeps, $1)="${prev}${p}"
+	 else
+	   _LT_TAGVAR(postdeps, $1)="${_LT_TAGVAR(postdeps, $1)} ${prev}${p}"
+	 fi
+       fi
+       prev=
+       ;;
+
+    *.lto.$objext) ;; # Ignore GCC LTO objects
+    *.$objext)
+       # This assumes that the test object file only shows up
+       # once in the compiler output.
+       if test "$p" = "conftest.$objext"; then
+	 pre_test_object_deps_done=yes
+	 continue
+       fi
+
+       if test "$pre_test_object_deps_done" = no; then
+	 if test -z "$_LT_TAGVAR(predep_objects, $1)"; then
+	   _LT_TAGVAR(predep_objects, $1)="$p"
+	 else
+	   _LT_TAGVAR(predep_objects, $1)="$_LT_TAGVAR(predep_objects, $1) $p"
+	 fi
+       else
+	 if test -z "$_LT_TAGVAR(postdep_objects, $1)"; then
+	   _LT_TAGVAR(postdep_objects, $1)="$p"
+	 else
+	   _LT_TAGVAR(postdep_objects, $1)="$_LT_TAGVAR(postdep_objects, $1) $p"
+	 fi
+       fi
+       ;;
+
+    *) ;; # Ignore the rest.
+
+    esac
+  done
+
+  # Clean up.
+  rm -f a.out a.exe
+else
+  echo "libtool.m4: error: problem compiling $1 test program"
+fi
+
+$RM -f confest.$objext
+CFLAGS=$_lt_libdeps_save_CFLAGS
+
+# PORTME: override above test on systems where it is broken
+m4_if([$1], [CXX],
+[case $host_os in
+interix[[3-9]]*)
+  # Interix 3.5 installs completely hosed .la files for C++, so rather than
+  # hack all around it, let's just trust "g++" to DTRT.
+  _LT_TAGVAR(predep_objects,$1)=
+  _LT_TAGVAR(postdep_objects,$1)=
+  _LT_TAGVAR(postdeps,$1)=
+  ;;
+
+linux*)
+  case `$CC -V 2>&1 | sed 5q` in
+  *Sun\ C*)
+    # Sun C++ 5.9
+
+    # The more standards-conforming stlport4 library is
+    # incompatible with the Cstd library. Avoid specifying
+    # it if it's in CXXFLAGS. Ignore libCrun as
+    # -library=stlport4 depends on it.
+    case " $CXX $CXXFLAGS " in
+    *" -library=stlport4 "*)
+      solaris_use_stlport4=yes
+      ;;
+    esac
+
+    if test "$solaris_use_stlport4" != yes; then
+      _LT_TAGVAR(postdeps,$1)='-library=Cstd -library=Crun'
+    fi
+    ;;
+  esac
+  ;;
+
+solaris*)
+  case $cc_basename in
+  CC* | sunCC*)
+    # The more standards-conforming stlport4 library is
+    # incompatible with the Cstd library. Avoid specifying
+    # it if it's in CXXFLAGS. Ignore libCrun as
+    # -library=stlport4 depends on it.
+    case " $CXX $CXXFLAGS " in
+    *" -library=stlport4 "*)
+      solaris_use_stlport4=yes
+      ;;
+    esac
+
+    # Adding this requires a known-good setup of shared libraries for
+    # Sun compiler versions before 5.6, else PIC objects from an old
+    # archive will be linked into the output, leading to subtle bugs.
+    if test "$solaris_use_stlport4" != yes; then
+      _LT_TAGVAR(postdeps,$1)='-library=Cstd -library=Crun'
+    fi
+    ;;
+  esac
+  ;;
+esac
+])
+
+case " $_LT_TAGVAR(postdeps, $1) " in
+*" -lc "*) _LT_TAGVAR(archive_cmds_need_lc, $1)=no ;;
+esac
+ _LT_TAGVAR(compiler_lib_search_dirs, $1)=
+if test -n "${_LT_TAGVAR(compiler_lib_search_path, $1)}"; then
+ _LT_TAGVAR(compiler_lib_search_dirs, $1)=`echo " ${_LT_TAGVAR(compiler_lib_search_path, $1)}" | ${SED} -e 's! -L! !g' -e 's!^ !!'`
+fi
+_LT_TAGDECL([], [compiler_lib_search_dirs], [1],
+    [The directories searched by this compiler when creating a shared library])
+_LT_TAGDECL([], [predep_objects], [1],
+    [Dependencies to place before and after the objects being linked to
+    create a shared library])
+_LT_TAGDECL([], [postdep_objects], [1])
+_LT_TAGDECL([], [predeps], [1])
+_LT_TAGDECL([], [postdeps], [1])
+_LT_TAGDECL([], [compiler_lib_search_path], [1],
+    [The library search path used internally by the compiler when linking
+    a shared library])
+])# _LT_SYS_HIDDEN_LIBDEPS
+
+
+# _LT_LANG_F77_CONFIG([TAG])
+# --------------------------
+# Ensure that the configuration variables for a Fortran 77 compiler are
+# suitably defined.  These variables are subsequently used by _LT_CONFIG
+# to write the compiler configuration to `libtool'.
+m4_defun([_LT_LANG_F77_CONFIG],
+[AC_LANG_PUSH(Fortran 77)
+if test -z "$F77" || test "X$F77" = "Xno"; then
+  _lt_disable_F77=yes
+fi
+
+_LT_TAGVAR(archive_cmds_need_lc, $1)=no
+_LT_TAGVAR(allow_undefined_flag, $1)=
+_LT_TAGVAR(always_export_symbols, $1)=no
+_LT_TAGVAR(archive_expsym_cmds, $1)=
+_LT_TAGVAR(export_dynamic_flag_spec, $1)=
+_LT_TAGVAR(hardcode_direct, $1)=no
+_LT_TAGVAR(hardcode_direct_absolute, $1)=no
+_LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
+_LT_TAGVAR(hardcode_libdir_separator, $1)=
+_LT_TAGVAR(hardcode_minus_L, $1)=no
+_LT_TAGVAR(hardcode_automatic, $1)=no
+_LT_TAGVAR(inherit_rpath, $1)=no
+_LT_TAGVAR(module_cmds, $1)=
+_LT_TAGVAR(module_expsym_cmds, $1)=
+_LT_TAGVAR(link_all_deplibs, $1)=unknown
+_LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
+_LT_TAGVAR(reload_flag, $1)=$reload_flag
+_LT_TAGVAR(reload_cmds, $1)=$reload_cmds
+_LT_TAGVAR(no_undefined_flag, $1)=
+_LT_TAGVAR(whole_archive_flag_spec, $1)=
+_LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
+
+# Source file extension for f77 test sources.
+ac_ext=f
+
+# Object file extension for compiled f77 test sources.
+objext=o
+_LT_TAGVAR(objext, $1)=$objext
+
+# No sense in running all these tests if we already determined that
+# the F77 compiler isn't working.  Some variables (like enable_shared)
+# are currently assumed to apply to all compilers on this platform,
+# and will be corrupted by setting them based on a non-working compiler.
+if test "$_lt_disable_F77" != yes; then
+  # Code to be used in simple compile tests
+  lt_simple_compile_test_code="\
+      subroutine t
+      return
+      end
+"
+
+  # Code to be used in simple link tests
+  lt_simple_link_test_code="\
+      program t
+      end
+"
+
+  # ltmain only uses $CC for tagged configurations so make sure $CC is set.
+  _LT_TAG_COMPILER
+
+  # save warnings/boilerplate of simple test code
+  _LT_COMPILER_BOILERPLATE
+  _LT_LINKER_BOILERPLATE
+
+  # Allow CC to be a program name with arguments.
+  lt_save_CC="$CC"
+  lt_save_GCC=$GCC
+  lt_save_CFLAGS=$CFLAGS
+  CC=${F77-"f77"}
+  CFLAGS=$FFLAGS
+  compiler=$CC
+  _LT_TAGVAR(compiler, $1)=$CC
+  _LT_CC_BASENAME([$compiler])
+  GCC=$G77
+  if test -n "$compiler"; then
+    AC_MSG_CHECKING([if libtool supports shared libraries])
+    AC_MSG_RESULT([$can_build_shared])
+
+    AC_MSG_CHECKING([whether to build shared libraries])
+    test "$can_build_shared" = "no" && enable_shared=no
+
+    # On AIX, shared libraries and static libraries use the same namespace, and
+    # are all built from PIC.
+    case $host_os in
+      aix3*)
+        test "$enable_shared" = yes && enable_static=no
+        if test -n "$RANLIB"; then
+          archive_cmds="$archive_cmds~\$RANLIB \$lib"
+          postinstall_cmds='$RANLIB $lib'
+        fi
+        ;;
+      aix[[4-9]]*)
+	if test "$host_cpu" != ia64 && test "$aix_use_runtimelinking" = no ; then
+	  test "$enable_shared" = yes && enable_static=no
+	fi
+        ;;
+    esac
+    AC_MSG_RESULT([$enable_shared])
+
+    AC_MSG_CHECKING([whether to build static libraries])
+    # Make sure either enable_shared or enable_static is yes.
+    test "$enable_shared" = yes || enable_static=yes
+    AC_MSG_RESULT([$enable_static])
+
+    _LT_TAGVAR(GCC, $1)="$G77"
+    _LT_TAGVAR(LD, $1)="$LD"
+
+    ## CAVEAT EMPTOR:
+    ## There is no encapsulation within the following macros, do not change
+    ## the running order or otherwise move them around unless you know exactly
+    ## what you are doing...
+    _LT_COMPILER_PIC($1)
+    _LT_COMPILER_C_O($1)
+    _LT_COMPILER_FILE_LOCKS($1)
+    _LT_LINKER_SHLIBS($1)
+    _LT_SYS_DYNAMIC_LINKER($1)
+    _LT_LINKER_HARDCODE_LIBPATH($1)
+
+    _LT_CONFIG($1)
+  fi # test -n "$compiler"
+
+  GCC=$lt_save_GCC
+  CC="$lt_save_CC"
+  CFLAGS="$lt_save_CFLAGS"
+fi # test "$_lt_disable_F77" != yes
+
+AC_LANG_POP
+])# _LT_LANG_F77_CONFIG
+
+
+# _LT_LANG_FC_CONFIG([TAG])
+# -------------------------
+# Ensure that the configuration variables for a Fortran compiler are
+# suitably defined.  These variables are subsequently used by _LT_CONFIG
+# to write the compiler configuration to `libtool'.
+m4_defun([_LT_LANG_FC_CONFIG],
+[AC_LANG_PUSH(Fortran)
+
+if test -z "$FC" || test "X$FC" = "Xno"; then
+  _lt_disable_FC=yes
+fi
+
+_LT_TAGVAR(archive_cmds_need_lc, $1)=no
+_LT_TAGVAR(allow_undefined_flag, $1)=
+_LT_TAGVAR(always_export_symbols, $1)=no
+_LT_TAGVAR(archive_expsym_cmds, $1)=
+_LT_TAGVAR(export_dynamic_flag_spec, $1)=
+_LT_TAGVAR(hardcode_direct, $1)=no
+_LT_TAGVAR(hardcode_direct_absolute, $1)=no
+_LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
+_LT_TAGVAR(hardcode_libdir_separator, $1)=
+_LT_TAGVAR(hardcode_minus_L, $1)=no
+_LT_TAGVAR(hardcode_automatic, $1)=no
+_LT_TAGVAR(inherit_rpath, $1)=no
+_LT_TAGVAR(module_cmds, $1)=
+_LT_TAGVAR(module_expsym_cmds, $1)=
+_LT_TAGVAR(link_all_deplibs, $1)=unknown
+_LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
+_LT_TAGVAR(reload_flag, $1)=$reload_flag
+_LT_TAGVAR(reload_cmds, $1)=$reload_cmds
+_LT_TAGVAR(no_undefined_flag, $1)=
+_LT_TAGVAR(whole_archive_flag_spec, $1)=
+_LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
+
+# Source file extension for fc test sources.
+ac_ext=${ac_fc_srcext-f}
+
+# Object file extension for compiled fc test sources.
+objext=o
+_LT_TAGVAR(objext, $1)=$objext
+
+# No sense in running all these tests if we already determined that
+# the FC compiler isn't working.  Some variables (like enable_shared)
+# are currently assumed to apply to all compilers on this platform,
+# and will be corrupted by setting them based on a non-working compiler.
+if test "$_lt_disable_FC" != yes; then
+  # Code to be used in simple compile tests
+  lt_simple_compile_test_code="\
+      subroutine t
+      return
+      end
+"
+
+  # Code to be used in simple link tests
+  lt_simple_link_test_code="\
+      program t
+      end
+"
+
+  # ltmain only uses $CC for tagged configurations so make sure $CC is set.
+  _LT_TAG_COMPILER
+
+  # save warnings/boilerplate of simple test code
+  _LT_COMPILER_BOILERPLATE
+  _LT_LINKER_BOILERPLATE
+
+  # Allow CC to be a program name with arguments.
+  lt_save_CC="$CC"
+  lt_save_GCC=$GCC
+  lt_save_CFLAGS=$CFLAGS
+  CC=${FC-"f95"}
+  CFLAGS=$FCFLAGS
+  compiler=$CC
+  GCC=$ac_cv_fc_compiler_gnu
+
+  _LT_TAGVAR(compiler, $1)=$CC
+  _LT_CC_BASENAME([$compiler])
+
+  if test -n "$compiler"; then
+    AC_MSG_CHECKING([if libtool supports shared libraries])
+    AC_MSG_RESULT([$can_build_shared])
+
+    AC_MSG_CHECKING([whether to build shared libraries])
+    test "$can_build_shared" = "no" && enable_shared=no
+
+    # On AIX, shared libraries and static libraries use the same namespace, and
+    # are all built from PIC.
+    case $host_os in
+      aix3*)
+        test "$enable_shared" = yes && enable_static=no
+        if test -n "$RANLIB"; then
+          archive_cmds="$archive_cmds~\$RANLIB \$lib"
+          postinstall_cmds='$RANLIB $lib'
+        fi
+        ;;
+      aix[[4-9]]*)
+	if test "$host_cpu" != ia64 && test "$aix_use_runtimelinking" = no ; then
+	  test "$enable_shared" = yes && enable_static=no
+	fi
+        ;;
+    esac
+    AC_MSG_RESULT([$enable_shared])
+
+    AC_MSG_CHECKING([whether to build static libraries])
+    # Make sure either enable_shared or enable_static is yes.
+    test "$enable_shared" = yes || enable_static=yes
+    AC_MSG_RESULT([$enable_static])
+
+    _LT_TAGVAR(GCC, $1)="$ac_cv_fc_compiler_gnu"
+    _LT_TAGVAR(LD, $1)="$LD"
+
+    ## CAVEAT EMPTOR:
+    ## There is no encapsulation within the following macros, do not change
+    ## the running order or otherwise move them around unless you know exactly
+    ## what you are doing...
+    _LT_SYS_HIDDEN_LIBDEPS($1)
+    _LT_COMPILER_PIC($1)
+    _LT_COMPILER_C_O($1)
+    _LT_COMPILER_FILE_LOCKS($1)
+    _LT_LINKER_SHLIBS($1)
+    _LT_SYS_DYNAMIC_LINKER($1)
+    _LT_LINKER_HARDCODE_LIBPATH($1)
+
+    _LT_CONFIG($1)
+  fi # test -n "$compiler"
+
+  GCC=$lt_save_GCC
+  CC=$lt_save_CC
+  CFLAGS=$lt_save_CFLAGS
+fi # test "$_lt_disable_FC" != yes
+
+AC_LANG_POP
+])# _LT_LANG_FC_CONFIG
+
+
+# _LT_LANG_GCJ_CONFIG([TAG])
+# --------------------------
+# Ensure that the configuration variables for the GNU Java Compiler compiler
+# are suitably defined.  These variables are subsequently used by _LT_CONFIG
+# to write the compiler configuration to `libtool'.
+m4_defun([_LT_LANG_GCJ_CONFIG],
+[AC_REQUIRE([LT_PROG_GCJ])dnl
+AC_LANG_SAVE
+
+# Source file extension for Java test sources.
+ac_ext=java
+
+# Object file extension for compiled Java test sources.
+objext=o
+_LT_TAGVAR(objext, $1)=$objext
+
+# Code to be used in simple compile tests
+lt_simple_compile_test_code="class foo {}"
+
+# Code to be used in simple link tests
+lt_simple_link_test_code='public class conftest { public static void main(String[[]] argv) {}; }'
+
+# ltmain only uses $CC for tagged configurations so make sure $CC is set.
+_LT_TAG_COMPILER
+
+# save warnings/boilerplate of simple test code
+_LT_COMPILER_BOILERPLATE
+_LT_LINKER_BOILERPLATE
+
+# Allow CC to be a program name with arguments.
+lt_save_CC=$CC
+lt_save_CFLAGS=$CFLAGS
+lt_save_GCC=$GCC
+GCC=yes
+CC=${GCJ-"gcj"}
+CFLAGS=$GCJFLAGS
+compiler=$CC
+_LT_TAGVAR(compiler, $1)=$CC
+_LT_TAGVAR(LD, $1)="$LD"
+_LT_CC_BASENAME([$compiler])
+
+# GCJ did not exist at the time GCC didn't implicitly link libc in.
+_LT_TAGVAR(archive_cmds_need_lc, $1)=no
+
+_LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
+_LT_TAGVAR(reload_flag, $1)=$reload_flag
+_LT_TAGVAR(reload_cmds, $1)=$reload_cmds
+
+## CAVEAT EMPTOR:
+## There is no encapsulation within the following macros, do not change
+## the running order or otherwise move them around unless you know exactly
+## what you are doing...
+if test -n "$compiler"; then
+  _LT_COMPILER_NO_RTTI($1)
+  _LT_COMPILER_PIC($1)
+  _LT_COMPILER_C_O($1)
+  _LT_COMPILER_FILE_LOCKS($1)
+  _LT_LINKER_SHLIBS($1)
+  _LT_LINKER_HARDCODE_LIBPATH($1)
+
+  _LT_CONFIG($1)
+fi
+
+AC_LANG_RESTORE
+
+GCC=$lt_save_GCC
+CC=$lt_save_CC
+CFLAGS=$lt_save_CFLAGS
+])# _LT_LANG_GCJ_CONFIG
+
+
+# _LT_LANG_GO_CONFIG([TAG])
+# --------------------------
+# Ensure that the configuration variables for the GNU Go compiler
+# are suitably defined.  These variables are subsequently used by _LT_CONFIG
+# to write the compiler configuration to `libtool'.
+m4_defun([_LT_LANG_GO_CONFIG],
+[AC_REQUIRE([LT_PROG_GO])dnl
+AC_LANG_SAVE
+
+# Source file extension for Go test sources.
+ac_ext=go
+
+# Object file extension for compiled Go test sources.
+objext=o
+_LT_TAGVAR(objext, $1)=$objext
+
+# Code to be used in simple compile tests
+lt_simple_compile_test_code="package main; func main() { }"
+
+# Code to be used in simple link tests
+lt_simple_link_test_code='package main; func main() { }'
+
+# ltmain only uses $CC for tagged configurations so make sure $CC is set.
+_LT_TAG_COMPILER
+
+# save warnings/boilerplate of simple test code
+_LT_COMPILER_BOILERPLATE
+_LT_LINKER_BOILERPLATE
+
+# Allow CC to be a program name with arguments.
+lt_save_CC=$CC
+lt_save_CFLAGS=$CFLAGS
+lt_save_GCC=$GCC
+GCC=yes
+CC=${GOC-"gccgo"}
+CFLAGS=$GOFLAGS
+compiler=$CC
+_LT_TAGVAR(compiler, $1)=$CC
+_LT_TAGVAR(LD, $1)="$LD"
+_LT_CC_BASENAME([$compiler])
+
+# Go did not exist at the time GCC didn't implicitly link libc in.
+_LT_TAGVAR(archive_cmds_need_lc, $1)=no
+
+_LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
+_LT_TAGVAR(reload_flag, $1)=$reload_flag
+_LT_TAGVAR(reload_cmds, $1)=$reload_cmds
+
+## CAVEAT EMPTOR:
+## There is no encapsulation within the following macros, do not change
+## the running order or otherwise move them around unless you know exactly
+## what you are doing...
+if test -n "$compiler"; then
+  _LT_COMPILER_NO_RTTI($1)
+  _LT_COMPILER_PIC($1)
+  _LT_COMPILER_C_O($1)
+  _LT_COMPILER_FILE_LOCKS($1)
+  _LT_LINKER_SHLIBS($1)
+  _LT_LINKER_HARDCODE_LIBPATH($1)
+
+  _LT_CONFIG($1)
+fi
+
+AC_LANG_RESTORE
+
+GCC=$lt_save_GCC
+CC=$lt_save_CC
+CFLAGS=$lt_save_CFLAGS
+])# _LT_LANG_GO_CONFIG
+
+
+# _LT_LANG_RC_CONFIG([TAG])
+# -------------------------
+# Ensure that the configuration variables for the Windows resource compiler
+# are suitably defined.  These variables are subsequently used by _LT_CONFIG
+# to write the compiler configuration to `libtool'.
+m4_defun([_LT_LANG_RC_CONFIG],
+[AC_REQUIRE([LT_PROG_RC])dnl
+AC_LANG_SAVE
+
+# Source file extension for RC test sources.
+ac_ext=rc
+
+# Object file extension for compiled RC test sources.
+objext=o
+_LT_TAGVAR(objext, $1)=$objext
+
+# Code to be used in simple compile tests
+lt_simple_compile_test_code='sample MENU { MENUITEM "&Soup", 100, CHECKED }'
+
+# Code to be used in simple link tests
+lt_simple_link_test_code="$lt_simple_compile_test_code"
+
+# ltmain only uses $CC for tagged configurations so make sure $CC is set.
+_LT_TAG_COMPILER
+
+# save warnings/boilerplate of simple test code
+_LT_COMPILER_BOILERPLATE
+_LT_LINKER_BOILERPLATE
+
+# Allow CC to be a program name with arguments.
+lt_save_CC="$CC"
+lt_save_CFLAGS=$CFLAGS
+lt_save_GCC=$GCC
+GCC=
+CC=${RC-"windres"}
+CFLAGS=
+compiler=$CC
+_LT_TAGVAR(compiler, $1)=$CC
+_LT_CC_BASENAME([$compiler])
+_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)=yes
+
+if test -n "$compiler"; then
+  :
+  _LT_CONFIG($1)
+fi
+
+GCC=$lt_save_GCC
+AC_LANG_RESTORE
+CC=$lt_save_CC
+CFLAGS=$lt_save_CFLAGS
+])# _LT_LANG_RC_CONFIG
+
+
+# LT_PROG_GCJ
+# -----------
+AC_DEFUN([LT_PROG_GCJ],
+[m4_ifdef([AC_PROG_GCJ], [AC_PROG_GCJ],
+  [m4_ifdef([A][M_PROG_GCJ], [A][M_PROG_GCJ],
+    [AC_CHECK_TOOL(GCJ, gcj,)
+      test "x${GCJFLAGS+set}" = xset || GCJFLAGS="-g -O2"
+      AC_SUBST(GCJFLAGS)])])[]dnl
+])
+
+# Old name:
+AU_ALIAS([LT_AC_PROG_GCJ], [LT_PROG_GCJ])
+dnl aclocal-1.4 backwards compatibility:
+dnl AC_DEFUN([LT_AC_PROG_GCJ], [])
+
+
+# LT_PROG_GO
+# ----------
+AC_DEFUN([LT_PROG_GO],
+[AC_CHECK_TOOL(GOC, gccgo,)
+])
+
+
+# LT_PROG_RC
+# ----------
+AC_DEFUN([LT_PROG_RC],
+[AC_CHECK_TOOL(RC, windres,)
+])
+
+# Old name:
+AU_ALIAS([LT_AC_PROG_RC], [LT_PROG_RC])
+dnl aclocal-1.4 backwards compatibility:
+dnl AC_DEFUN([LT_AC_PROG_RC], [])
+
+
+# _LT_DECL_EGREP
+# --------------
+# If we don't have a new enough Autoconf to choose the best grep
+# available, choose the one first in the user's PATH.
+m4_defun([_LT_DECL_EGREP],
+[AC_REQUIRE([AC_PROG_EGREP])dnl
+AC_REQUIRE([AC_PROG_FGREP])dnl
+test -z "$GREP" && GREP=grep
+_LT_DECL([], [GREP], [1], [A grep program that handles long lines])
+_LT_DECL([], [EGREP], [1], [An ERE matcher])
+_LT_DECL([], [FGREP], [1], [A literal string matcher])
+dnl Non-bleeding-edge autoconf doesn't subst GREP, so do it here too
+AC_SUBST([GREP])
+])
+
+
+# _LT_DECL_OBJDUMP
+# --------------
+# If we don't have a new enough Autoconf to choose the best objdump
+# available, choose the one first in the user's PATH.
+m4_defun([_LT_DECL_OBJDUMP],
+[AC_CHECK_TOOL(OBJDUMP, objdump, false)
+test -z "$OBJDUMP" && OBJDUMP=objdump
+_LT_DECL([], [OBJDUMP], [1], [An object symbol dumper])
+AC_SUBST([OBJDUMP])
+])
+
+# _LT_DECL_DLLTOOL
+# ----------------
+# Ensure DLLTOOL variable is set.
+m4_defun([_LT_DECL_DLLTOOL],
+[AC_CHECK_TOOL(DLLTOOL, dlltool, false)
+test -z "$DLLTOOL" && DLLTOOL=dlltool
+_LT_DECL([], [DLLTOOL], [1], [DLL creation program])
+AC_SUBST([DLLTOOL])
+])
+
+# _LT_DECL_SED
+# ------------
+# Check for a fully-functional sed program, that truncates
+# as few characters as possible.  Prefer GNU sed if found.
+m4_defun([_LT_DECL_SED],
+[AC_PROG_SED
+test -z "$SED" && SED=sed
+Xsed="$SED -e 1s/^X//"
+_LT_DECL([], [SED], [1], [A sed program that does not truncate output])
+_LT_DECL([], [Xsed], ["\$SED -e 1s/^X//"],
+    [Sed that helps us avoid accidentally triggering echo(1) options like -n])
+])# _LT_DECL_SED
+
+m4_ifndef([AC_PROG_SED], [
+############################################################
+# NOTE: This macro has been submitted for inclusion into   #
+#  GNU Autoconf as AC_PROG_SED.  When it is available in   #
+#  a released version of Autoconf we should remove this    #
+#  macro and use it instead.                               #
+############################################################
+
+m4_defun([AC_PROG_SED],
+[AC_MSG_CHECKING([for a sed that does not truncate output])
+AC_CACHE_VAL(lt_cv_path_SED,
+[# Loop through the user's path and test for sed and gsed.
+# Then use that list of sed's as ones to test for truncation.
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+  for lt_ac_prog in sed gsed; do
+    for ac_exec_ext in '' $ac_executable_extensions; do
+      if $as_executable_p "$as_dir/$lt_ac_prog$ac_exec_ext"; then
+        lt_ac_sed_list="$lt_ac_sed_list $as_dir/$lt_ac_prog$ac_exec_ext"
+      fi
+    done
+  done
+done
+IFS=$as_save_IFS
+lt_ac_max=0
+lt_ac_count=0
+# Add /usr/xpg4/bin/sed as it is typically found on Solaris
+# along with /bin/sed that truncates output.
+for lt_ac_sed in $lt_ac_sed_list /usr/xpg4/bin/sed; do
+  test ! -f $lt_ac_sed && continue
+  cat /dev/null > conftest.in
+  lt_ac_count=0
+  echo $ECHO_N "0123456789$ECHO_C" >conftest.in
+  # Check for GNU sed and select it if it is found.
+  if "$lt_ac_sed" --version 2>&1 < /dev/null | grep 'GNU' > /dev/null; then
+    lt_cv_path_SED=$lt_ac_sed
+    break
+  fi
+  while true; do
+    cat conftest.in conftest.in >conftest.tmp
+    mv conftest.tmp conftest.in
+    cp conftest.in conftest.nl
+    echo >>conftest.nl
+    $lt_ac_sed -e 's/a$//' < conftest.nl >conftest.out || break
+    cmp -s conftest.out conftest.nl || break
+    # 10000 chars as input seems more than enough
+    test $lt_ac_count -gt 10 && break
+    lt_ac_count=`expr $lt_ac_count + 1`
+    if test $lt_ac_count -gt $lt_ac_max; then
+      lt_ac_max=$lt_ac_count
+      lt_cv_path_SED=$lt_ac_sed
+    fi
+  done
+done
+])
+SED=$lt_cv_path_SED
+AC_SUBST([SED])
+AC_MSG_RESULT([$SED])
+])#AC_PROG_SED
+])#m4_ifndef
+
+# Old name:
+AU_ALIAS([LT_AC_PROG_SED], [AC_PROG_SED])
+dnl aclocal-1.4 backwards compatibility:
+dnl AC_DEFUN([LT_AC_PROG_SED], [])
+
+
+# _LT_CHECK_SHELL_FEATURES
+# ------------------------
+# Find out whether the shell is Bourne or XSI compatible,
+# or has some other useful features.
+m4_defun([_LT_CHECK_SHELL_FEATURES],
+[AC_MSG_CHECKING([whether the shell understands some XSI constructs])
+# Try some XSI features
+xsi_shell=no
+( _lt_dummy="a/b/c"
+  test "${_lt_dummy##*/},${_lt_dummy%/*},${_lt_dummy#??}"${_lt_dummy%"$_lt_dummy"}, \
+      = c,a/b,b/c, \
+    && eval 'test $(( 1 + 1 )) -eq 2 \
+    && test "${#_lt_dummy}" -eq 5' ) >/dev/null 2>&1 \
+  && xsi_shell=yes
+AC_MSG_RESULT([$xsi_shell])
+_LT_CONFIG_LIBTOOL_INIT([xsi_shell='$xsi_shell'])
+
+AC_MSG_CHECKING([whether the shell understands "+="])
+lt_shell_append=no
+( foo=bar; set foo baz; eval "$[1]+=\$[2]" && test "$foo" = barbaz ) \
+    >/dev/null 2>&1 \
+  && lt_shell_append=yes
+AC_MSG_RESULT([$lt_shell_append])
+_LT_CONFIG_LIBTOOL_INIT([lt_shell_append='$lt_shell_append'])
+
+if ( (MAIL=60; unset MAIL) || exit) >/dev/null 2>&1; then
+  lt_unset=unset
+else
+  lt_unset=false
+fi
+_LT_DECL([], [lt_unset], [0], [whether the shell understands "unset"])dnl
+
+# test EBCDIC or ASCII
+case `echo X|tr X '\101'` in
+ A) # ASCII based system
+    # \n is not interpreted correctly by Solaris 8 /usr/ucb/tr
+  lt_SP2NL='tr \040 \012'
+  lt_NL2SP='tr \015\012 \040\040'
+  ;;
+ *) # EBCDIC based system
+  lt_SP2NL='tr \100 \n'
+  lt_NL2SP='tr \r\n \100\100'
+  ;;
+esac
+_LT_DECL([SP2NL], [lt_SP2NL], [1], [turn spaces into newlines])dnl
+_LT_DECL([NL2SP], [lt_NL2SP], [1], [turn newlines into spaces])dnl
+])# _LT_CHECK_SHELL_FEATURES
+
+
+# _LT_PROG_FUNCTION_REPLACE (FUNCNAME, REPLACEMENT-BODY)
+# ------------------------------------------------------
+# In `$cfgfile', look for function FUNCNAME delimited by `^FUNCNAME ()$' and
+# '^} FUNCNAME ', and replace its body with REPLACEMENT-BODY.
+m4_defun([_LT_PROG_FUNCTION_REPLACE],
+[dnl {
+sed -e '/^$1 ()$/,/^} # $1 /c\
+$1 ()\
+{\
+m4_bpatsubsts([$2], [$], [\\], [^\([	 ]\)], [\\\1])
+} # Extended-shell $1 implementation' "$cfgfile" > $cfgfile.tmp \
+  && mv -f "$cfgfile.tmp" "$cfgfile" \
+    || (rm -f "$cfgfile" && cp "$cfgfile.tmp" "$cfgfile" && rm -f "$cfgfile.tmp")
+test 0 -eq $? || _lt_function_replace_fail=:
+])
+
+
+# _LT_PROG_REPLACE_SHELLFNS
+# -------------------------
+# Replace existing portable implementations of several shell functions with
+# equivalent extended shell implementations where those features are available..
+m4_defun([_LT_PROG_REPLACE_SHELLFNS],
+[if test x"$xsi_shell" = xyes; then
+  _LT_PROG_FUNCTION_REPLACE([func_dirname], [dnl
+    case ${1} in
+      */*) func_dirname_result="${1%/*}${2}" ;;
+      *  ) func_dirname_result="${3}" ;;
+    esac])
+
+  _LT_PROG_FUNCTION_REPLACE([func_basename], [dnl
+    func_basename_result="${1##*/}"])
+
+  _LT_PROG_FUNCTION_REPLACE([func_dirname_and_basename], [dnl
+    case ${1} in
+      */*) func_dirname_result="${1%/*}${2}" ;;
+      *  ) func_dirname_result="${3}" ;;
+    esac
+    func_basename_result="${1##*/}"])
+
+  _LT_PROG_FUNCTION_REPLACE([func_stripname], [dnl
+    # pdksh 5.2.14 does not do ${X%$Y} correctly if both X and Y are
+    # positional parameters, so assign one to ordinary parameter first.
+    func_stripname_result=${3}
+    func_stripname_result=${func_stripname_result#"${1}"}
+    func_stripname_result=${func_stripname_result%"${2}"}])
+
+  _LT_PROG_FUNCTION_REPLACE([func_split_long_opt], [dnl
+    func_split_long_opt_name=${1%%=*}
+    func_split_long_opt_arg=${1#*=}])
+
+  _LT_PROG_FUNCTION_REPLACE([func_split_short_opt], [dnl
+    func_split_short_opt_arg=${1#??}
+    func_split_short_opt_name=${1%"$func_split_short_opt_arg"}])
+
+  _LT_PROG_FUNCTION_REPLACE([func_lo2o], [dnl
+    case ${1} in
+      *.lo) func_lo2o_result=${1%.lo}.${objext} ;;
+      *)    func_lo2o_result=${1} ;;
+    esac])
+
+  _LT_PROG_FUNCTION_REPLACE([func_xform], [    func_xform_result=${1%.*}.lo])
+
+  _LT_PROG_FUNCTION_REPLACE([func_arith], [    func_arith_result=$(( $[*] ))])
+
+  _LT_PROG_FUNCTION_REPLACE([func_len], [    func_len_result=${#1}])
+fi
+
+if test x"$lt_shell_append" = xyes; then
+  _LT_PROG_FUNCTION_REPLACE([func_append], [    eval "${1}+=\\${2}"])
+
+  _LT_PROG_FUNCTION_REPLACE([func_append_quoted], [dnl
+    func_quote_for_eval "${2}"
+dnl m4 expansion turns \\\\ into \\, and then the shell eval turns that into \
+    eval "${1}+=\\\\ \\$func_quote_for_eval_result"])
+
+  # Save a `func_append' function call where possible by direct use of '+='
+  sed -e 's%func_append \([[a-zA-Z_]]\{1,\}\) "%\1+="%g' $cfgfile > $cfgfile.tmp \
+    && mv -f "$cfgfile.tmp" "$cfgfile" \
+      || (rm -f "$cfgfile" && cp "$cfgfile.tmp" "$cfgfile" && rm -f "$cfgfile.tmp")
+  test 0 -eq $? || _lt_function_replace_fail=:
+else
+  # Save a `func_append' function call even when '+=' is not available
+  sed -e 's%func_append \([[a-zA-Z_]]\{1,\}\) "%\1="$\1%g' $cfgfile > $cfgfile.tmp \
+    && mv -f "$cfgfile.tmp" "$cfgfile" \
+      || (rm -f "$cfgfile" && cp "$cfgfile.tmp" "$cfgfile" && rm -f "$cfgfile.tmp")
+  test 0 -eq $? || _lt_function_replace_fail=:
+fi
+
+if test x"$_lt_function_replace_fail" = x":"; then
+  AC_MSG_WARN([Unable to substitute extended shell functions in $ofile])
+fi
+])
+
+# _LT_PATH_CONVERSION_FUNCTIONS
+# -----------------------------
+# Determine which file name conversion functions should be used by
+# func_to_host_file (and, implicitly, by func_to_host_path).  These are needed
+# for certain cross-compile configurations and native mingw.
+m4_defun([_LT_PATH_CONVERSION_FUNCTIONS],
+[AC_REQUIRE([AC_CANONICAL_HOST])dnl
+AC_REQUIRE([AC_CANONICAL_BUILD])dnl
+AC_MSG_CHECKING([how to convert $build file names to $host format])
+AC_CACHE_VAL(lt_cv_to_host_file_cmd,
+[case $host in
+  *-*-mingw* )
+    case $build in
+      *-*-mingw* ) # actually msys
+        lt_cv_to_host_file_cmd=func_convert_file_msys_to_w32
+        ;;
+      *-*-cygwin* )
+        lt_cv_to_host_file_cmd=func_convert_file_cygwin_to_w32
+        ;;
+      * ) # otherwise, assume *nix
+        lt_cv_to_host_file_cmd=func_convert_file_nix_to_w32
+        ;;
+    esac
+    ;;
+  *-*-cygwin* )
+    case $build in
+      *-*-mingw* ) # actually msys
+        lt_cv_to_host_file_cmd=func_convert_file_msys_to_cygwin
+        ;;
+      *-*-cygwin* )
+        lt_cv_to_host_file_cmd=func_convert_file_noop
+        ;;
+      * ) # otherwise, assume *nix
+        lt_cv_to_host_file_cmd=func_convert_file_nix_to_cygwin
+        ;;
+    esac
+    ;;
+  * ) # unhandled hosts (and "normal" native builds)
+    lt_cv_to_host_file_cmd=func_convert_file_noop
+    ;;
+esac
+])
+to_host_file_cmd=$lt_cv_to_host_file_cmd
+AC_MSG_RESULT([$lt_cv_to_host_file_cmd])
+_LT_DECL([to_host_file_cmd], [lt_cv_to_host_file_cmd],
+         [0], [convert $build file names to $host format])dnl
+
+AC_MSG_CHECKING([how to convert $build file names to toolchain format])
+AC_CACHE_VAL(lt_cv_to_tool_file_cmd,
+[#assume ordinary cross tools, or native build.
+lt_cv_to_tool_file_cmd=func_convert_file_noop
+case $host in
+  *-*-mingw* )
+    case $build in
+      *-*-mingw* ) # actually msys
+        lt_cv_to_tool_file_cmd=func_convert_file_msys_to_w32
+        ;;
+    esac
+    ;;
+esac
+])
+to_tool_file_cmd=$lt_cv_to_tool_file_cmd
+AC_MSG_RESULT([$lt_cv_to_tool_file_cmd])
+_LT_DECL([to_tool_file_cmd], [lt_cv_to_tool_file_cmd],
+         [0], [convert $build files to toolchain format])dnl
+])# _LT_PATH_CONVERSION_FUNCTIONS
diff --git a/m4/ltoptions.m4 b/m4/ltoptions.m4
new file mode 100644
index 0000000..5d9acd8
--- /dev/null
+++ b/m4/ltoptions.m4
@@ -0,0 +1,384 @@
+# Helper functions for option handling.                    -*- Autoconf -*-
+#
+#   Copyright (C) 2004, 2005, 2007, 2008, 2009 Free Software Foundation,
+#   Inc.
+#   Written by Gary V. Vaughan, 2004
+#
+# This file is free software; the Free Software Foundation gives
+# unlimited permission to copy and/or distribute it, with or without
+# modifications, as long as this notice is preserved.
+
+# serial 7 ltoptions.m4
+
+# This is to help aclocal find these macros, as it can't see m4_define.
+AC_DEFUN([LTOPTIONS_VERSION], [m4_if([1])])
+
+
+# _LT_MANGLE_OPTION(MACRO-NAME, OPTION-NAME)
+# ------------------------------------------
+m4_define([_LT_MANGLE_OPTION],
+[[_LT_OPTION_]m4_bpatsubst($1__$2, [[^a-zA-Z0-9_]], [_])])
+
+
+# _LT_SET_OPTION(MACRO-NAME, OPTION-NAME)
+# ---------------------------------------
+# Set option OPTION-NAME for macro MACRO-NAME, and if there is a
+# matching handler defined, dispatch to it.  Other OPTION-NAMEs are
+# saved as a flag.
+m4_define([_LT_SET_OPTION],
+[m4_define(_LT_MANGLE_OPTION([$1], [$2]))dnl
+m4_ifdef(_LT_MANGLE_DEFUN([$1], [$2]),
+        _LT_MANGLE_DEFUN([$1], [$2]),
+    [m4_warning([Unknown $1 option `$2'])])[]dnl
+])
+
+
+# _LT_IF_OPTION(MACRO-NAME, OPTION-NAME, IF-SET, [IF-NOT-SET])
+# ------------------------------------------------------------
+# Execute IF-SET if OPTION is set, IF-NOT-SET otherwise.
+m4_define([_LT_IF_OPTION],
+[m4_ifdef(_LT_MANGLE_OPTION([$1], [$2]), [$3], [$4])])
+
+
+# _LT_UNLESS_OPTIONS(MACRO-NAME, OPTION-LIST, IF-NOT-SET)
+# -------------------------------------------------------
+# Execute IF-NOT-SET unless all options in OPTION-LIST for MACRO-NAME
+# are set.
+m4_define([_LT_UNLESS_OPTIONS],
+[m4_foreach([_LT_Option], m4_split(m4_normalize([$2])),
+	    [m4_ifdef(_LT_MANGLE_OPTION([$1], _LT_Option),
+		      [m4_define([$0_found])])])[]dnl
+m4_ifdef([$0_found], [m4_undefine([$0_found])], [$3
+])[]dnl
+])
+
+
+# _LT_SET_OPTIONS(MACRO-NAME, OPTION-LIST)
+# ----------------------------------------
+# OPTION-LIST is a space-separated list of Libtool options associated
+# with MACRO-NAME.  If any OPTION has a matching handler declared with
+# LT_OPTION_DEFINE, dispatch to that macro; otherwise complain about
+# the unknown option and exit.
+m4_defun([_LT_SET_OPTIONS],
+[# Set options
+m4_foreach([_LT_Option], m4_split(m4_normalize([$2])),
+    [_LT_SET_OPTION([$1], _LT_Option)])
+
+m4_if([$1],[LT_INIT],[
+  dnl
+  dnl Simply set some default values (i.e off) if boolean options were not
+  dnl specified:
+  _LT_UNLESS_OPTIONS([LT_INIT], [dlopen], [enable_dlopen=no
+  ])
+  _LT_UNLESS_OPTIONS([LT_INIT], [win32-dll], [enable_win32_dll=no
+  ])
+  dnl
+  dnl If no reference was made to various pairs of opposing options, then
+  dnl we run the default mode handler for the pair.  For example, if neither
+  dnl `shared' nor `disable-shared' was passed, we enable building of shared
+  dnl archives by default:
+  _LT_UNLESS_OPTIONS([LT_INIT], [shared disable-shared], [_LT_ENABLE_SHARED])
+  _LT_UNLESS_OPTIONS([LT_INIT], [static disable-static], [_LT_ENABLE_STATIC])
+  _LT_UNLESS_OPTIONS([LT_INIT], [pic-only no-pic], [_LT_WITH_PIC])
+  _LT_UNLESS_OPTIONS([LT_INIT], [fast-install disable-fast-install],
+  		   [_LT_ENABLE_FAST_INSTALL])
+  ])
+])# _LT_SET_OPTIONS
+
+
+## --------------------------------- ##
+## Macros to handle LT_INIT options. ##
+## --------------------------------- ##
+
+# _LT_MANGLE_DEFUN(MACRO-NAME, OPTION-NAME)
+# -----------------------------------------
+m4_define([_LT_MANGLE_DEFUN],
+[[_LT_OPTION_DEFUN_]m4_bpatsubst(m4_toupper([$1__$2]), [[^A-Z0-9_]], [_])])
+
+
+# LT_OPTION_DEFINE(MACRO-NAME, OPTION-NAME, CODE)
+# -----------------------------------------------
+m4_define([LT_OPTION_DEFINE],
+[m4_define(_LT_MANGLE_DEFUN([$1], [$2]), [$3])[]dnl
+])# LT_OPTION_DEFINE
+
+
+# dlopen
+# ------
+LT_OPTION_DEFINE([LT_INIT], [dlopen], [enable_dlopen=yes
+])
+
+AU_DEFUN([AC_LIBTOOL_DLOPEN],
+[_LT_SET_OPTION([LT_INIT], [dlopen])
+AC_DIAGNOSE([obsolete],
+[$0: Remove this warning and the call to _LT_SET_OPTION when you
+put the `dlopen' option into LT_INIT's first parameter.])
+])
+
+dnl aclocal-1.4 backwards compatibility:
+dnl AC_DEFUN([AC_LIBTOOL_DLOPEN], [])
+
+
+# win32-dll
+# ---------
+# Declare package support for building win32 dll's.
+LT_OPTION_DEFINE([LT_INIT], [win32-dll],
+[enable_win32_dll=yes
+
+case $host in
+*-*-cygwin* | *-*-mingw* | *-*-pw32* | *-*-cegcc*)
+  AC_CHECK_TOOL(AS, as, false)
+  AC_CHECK_TOOL(DLLTOOL, dlltool, false)
+  AC_CHECK_TOOL(OBJDUMP, objdump, false)
+  ;;
+esac
+
+test -z "$AS" && AS=as
+_LT_DECL([], [AS],      [1], [Assembler program])dnl
+
+test -z "$DLLTOOL" && DLLTOOL=dlltool
+_LT_DECL([], [DLLTOOL], [1], [DLL creation program])dnl
+
+test -z "$OBJDUMP" && OBJDUMP=objdump
+_LT_DECL([], [OBJDUMP], [1], [Object dumper program])dnl
+])# win32-dll
+
+AU_DEFUN([AC_LIBTOOL_WIN32_DLL],
+[AC_REQUIRE([AC_CANONICAL_HOST])dnl
+_LT_SET_OPTION([LT_INIT], [win32-dll])
+AC_DIAGNOSE([obsolete],
+[$0: Remove this warning and the call to _LT_SET_OPTION when you
+put the `win32-dll' option into LT_INIT's first parameter.])
+])
+
+dnl aclocal-1.4 backwards compatibility:
+dnl AC_DEFUN([AC_LIBTOOL_WIN32_DLL], [])
+
+
+# _LT_ENABLE_SHARED([DEFAULT])
+# ----------------------------
+# implement the --enable-shared flag, and supports the `shared' and
+# `disable-shared' LT_INIT options.
+# DEFAULT is either `yes' or `no'.  If omitted, it defaults to `yes'.
+m4_define([_LT_ENABLE_SHARED],
+[m4_define([_LT_ENABLE_SHARED_DEFAULT], [m4_if($1, no, no, yes)])dnl
+AC_ARG_ENABLE([shared],
+    [AS_HELP_STRING([--enable-shared@<:@=PKGS@:>@],
+	[build shared libraries @<:@default=]_LT_ENABLE_SHARED_DEFAULT[@:>@])],
+    [p=${PACKAGE-default}
+    case $enableval in
+    yes) enable_shared=yes ;;
+    no) enable_shared=no ;;
+    *)
+      enable_shared=no
+      # Look at the argument we got.  We use all the common list separators.
+      lt_save_ifs="$IFS"; IFS="${IFS}$PATH_SEPARATOR,"
+      for pkg in $enableval; do
+	IFS="$lt_save_ifs"
+	if test "X$pkg" = "X$p"; then
+	  enable_shared=yes
+	fi
+      done
+      IFS="$lt_save_ifs"
+      ;;
+    esac],
+    [enable_shared=]_LT_ENABLE_SHARED_DEFAULT)
+
+    _LT_DECL([build_libtool_libs], [enable_shared], [0],
+	[Whether or not to build shared libraries])
+])# _LT_ENABLE_SHARED
+
+LT_OPTION_DEFINE([LT_INIT], [shared], [_LT_ENABLE_SHARED([yes])])
+LT_OPTION_DEFINE([LT_INIT], [disable-shared], [_LT_ENABLE_SHARED([no])])
+
+# Old names:
+AC_DEFUN([AC_ENABLE_SHARED],
+[_LT_SET_OPTION([LT_INIT], m4_if([$1], [no], [disable-])[shared])
+])
+
+AC_DEFUN([AC_DISABLE_SHARED],
+[_LT_SET_OPTION([LT_INIT], [disable-shared])
+])
+
+AU_DEFUN([AM_ENABLE_SHARED], [AC_ENABLE_SHARED($@)])
+AU_DEFUN([AM_DISABLE_SHARED], [AC_DISABLE_SHARED($@)])
+
+dnl aclocal-1.4 backwards compatibility:
+dnl AC_DEFUN([AM_ENABLE_SHARED], [])
+dnl AC_DEFUN([AM_DISABLE_SHARED], [])
+
+
+
+# _LT_ENABLE_STATIC([DEFAULT])
+# ----------------------------
+# implement the --enable-static flag, and support the `static' and
+# `disable-static' LT_INIT options.
+# DEFAULT is either `yes' or `no'.  If omitted, it defaults to `yes'.
+m4_define([_LT_ENABLE_STATIC],
+[m4_define([_LT_ENABLE_STATIC_DEFAULT], [m4_if($1, no, no, yes)])dnl
+AC_ARG_ENABLE([static],
+    [AS_HELP_STRING([--enable-static@<:@=PKGS@:>@],
+	[build static libraries @<:@default=]_LT_ENABLE_STATIC_DEFAULT[@:>@])],
+    [p=${PACKAGE-default}
+    case $enableval in
+    yes) enable_static=yes ;;
+    no) enable_static=no ;;
+    *)
+     enable_static=no
+      # Look at the argument we got.  We use all the common list separators.
+      lt_save_ifs="$IFS"; IFS="${IFS}$PATH_SEPARATOR,"
+      for pkg in $enableval; do
+	IFS="$lt_save_ifs"
+	if test "X$pkg" = "X$p"; then
+	  enable_static=yes
+	fi
+      done
+      IFS="$lt_save_ifs"
+      ;;
+    esac],
+    [enable_static=]_LT_ENABLE_STATIC_DEFAULT)
+
+    _LT_DECL([build_old_libs], [enable_static], [0],
+	[Whether or not to build static libraries])
+])# _LT_ENABLE_STATIC
+
+LT_OPTION_DEFINE([LT_INIT], [static], [_LT_ENABLE_STATIC([yes])])
+LT_OPTION_DEFINE([LT_INIT], [disable-static], [_LT_ENABLE_STATIC([no])])
+
+# Old names:
+AC_DEFUN([AC_ENABLE_STATIC],
+[_LT_SET_OPTION([LT_INIT], m4_if([$1], [no], [disable-])[static])
+])
+
+AC_DEFUN([AC_DISABLE_STATIC],
+[_LT_SET_OPTION([LT_INIT], [disable-static])
+])
+
+AU_DEFUN([AM_ENABLE_STATIC], [AC_ENABLE_STATIC($@)])
+AU_DEFUN([AM_DISABLE_STATIC], [AC_DISABLE_STATIC($@)])
+
+dnl aclocal-1.4 backwards compatibility:
+dnl AC_DEFUN([AM_ENABLE_STATIC], [])
+dnl AC_DEFUN([AM_DISABLE_STATIC], [])
+
+
+
+# _LT_ENABLE_FAST_INSTALL([DEFAULT])
+# ----------------------------------
+# implement the --enable-fast-install flag, and support the `fast-install'
+# and `disable-fast-install' LT_INIT options.
+# DEFAULT is either `yes' or `no'.  If omitted, it defaults to `yes'.
+m4_define([_LT_ENABLE_FAST_INSTALL],
+[m4_define([_LT_ENABLE_FAST_INSTALL_DEFAULT], [m4_if($1, no, no, yes)])dnl
+AC_ARG_ENABLE([fast-install],
+    [AS_HELP_STRING([--enable-fast-install@<:@=PKGS@:>@],
+    [optimize for fast installation @<:@default=]_LT_ENABLE_FAST_INSTALL_DEFAULT[@:>@])],
+    [p=${PACKAGE-default}
+    case $enableval in
+    yes) enable_fast_install=yes ;;
+    no) enable_fast_install=no ;;
+    *)
+      enable_fast_install=no
+      # Look at the argument we got.  We use all the common list separators.
+      lt_save_ifs="$IFS"; IFS="${IFS}$PATH_SEPARATOR,"
+      for pkg in $enableval; do
+	IFS="$lt_save_ifs"
+	if test "X$pkg" = "X$p"; then
+	  enable_fast_install=yes
+	fi
+      done
+      IFS="$lt_save_ifs"
+      ;;
+    esac],
+    [enable_fast_install=]_LT_ENABLE_FAST_INSTALL_DEFAULT)
+
+_LT_DECL([fast_install], [enable_fast_install], [0],
+	 [Whether or not to optimize for fast installation])dnl
+])# _LT_ENABLE_FAST_INSTALL
+
+LT_OPTION_DEFINE([LT_INIT], [fast-install], [_LT_ENABLE_FAST_INSTALL([yes])])
+LT_OPTION_DEFINE([LT_INIT], [disable-fast-install], [_LT_ENABLE_FAST_INSTALL([no])])
+
+# Old names:
+AU_DEFUN([AC_ENABLE_FAST_INSTALL],
+[_LT_SET_OPTION([LT_INIT], m4_if([$1], [no], [disable-])[fast-install])
+AC_DIAGNOSE([obsolete],
+[$0: Remove this warning and the call to _LT_SET_OPTION when you put
+the `fast-install' option into LT_INIT's first parameter.])
+])
+
+AU_DEFUN([AC_DISABLE_FAST_INSTALL],
+[_LT_SET_OPTION([LT_INIT], [disable-fast-install])
+AC_DIAGNOSE([obsolete],
+[$0: Remove this warning and the call to _LT_SET_OPTION when you put
+the `disable-fast-install' option into LT_INIT's first parameter.])
+])
+
+dnl aclocal-1.4 backwards compatibility:
+dnl AC_DEFUN([AC_ENABLE_FAST_INSTALL], [])
+dnl AC_DEFUN([AM_DISABLE_FAST_INSTALL], [])
+
+
+# _LT_WITH_PIC([MODE])
+# --------------------
+# implement the --with-pic flag, and support the `pic-only' and `no-pic'
+# LT_INIT options.
+# MODE is either `yes' or `no'.  If omitted, it defaults to `both'.
+m4_define([_LT_WITH_PIC],
+[AC_ARG_WITH([pic],
+    [AS_HELP_STRING([--with-pic@<:@=PKGS@:>@],
+	[try to use only PIC/non-PIC objects @<:@default=use both@:>@])],
+    [lt_p=${PACKAGE-default}
+    case $withval in
+    yes|no) pic_mode=$withval ;;
+    *)
+      pic_mode=default
+      # Look at the argument we got.  We use all the common list separators.
+      lt_save_ifs="$IFS"; IFS="${IFS}$PATH_SEPARATOR,"
+      for lt_pkg in $withval; do
+	IFS="$lt_save_ifs"
+	if test "X$lt_pkg" = "X$lt_p"; then
+	  pic_mode=yes
+	fi
+      done
+      IFS="$lt_save_ifs"
+      ;;
+    esac],
+    [pic_mode=default])
+
+test -z "$pic_mode" && pic_mode=m4_default([$1], [default])
+
+_LT_DECL([], [pic_mode], [0], [What type of objects to build])dnl
+])# _LT_WITH_PIC
+
+LT_OPTION_DEFINE([LT_INIT], [pic-only], [_LT_WITH_PIC([yes])])
+LT_OPTION_DEFINE([LT_INIT], [no-pic], [_LT_WITH_PIC([no])])
+
+# Old name:
+AU_DEFUN([AC_LIBTOOL_PICMODE],
+[_LT_SET_OPTION([LT_INIT], [pic-only])
+AC_DIAGNOSE([obsolete],
+[$0: Remove this warning and the call to _LT_SET_OPTION when you
+put the `pic-only' option into LT_INIT's first parameter.])
+])
+
+dnl aclocal-1.4 backwards compatibility:
+dnl AC_DEFUN([AC_LIBTOOL_PICMODE], [])
+
+## ----------------- ##
+## LTDL_INIT Options ##
+## ----------------- ##
+
+m4_define([_LTDL_MODE], [])
+LT_OPTION_DEFINE([LTDL_INIT], [nonrecursive],
+		 [m4_define([_LTDL_MODE], [nonrecursive])])
+LT_OPTION_DEFINE([LTDL_INIT], [recursive],
+		 [m4_define([_LTDL_MODE], [recursive])])
+LT_OPTION_DEFINE([LTDL_INIT], [subproject],
+		 [m4_define([_LTDL_MODE], [subproject])])
+
+m4_define([_LTDL_TYPE], [])
+LT_OPTION_DEFINE([LTDL_INIT], [installable],
+		 [m4_define([_LTDL_TYPE], [installable])])
+LT_OPTION_DEFINE([LTDL_INIT], [convenience],
+		 [m4_define([_LTDL_TYPE], [convenience])])
diff --git a/m4/ltsugar.m4 b/m4/ltsugar.m4
new file mode 100644
index 0000000..9000a05
--- /dev/null
+++ b/m4/ltsugar.m4
@@ -0,0 +1,123 @@
+# ltsugar.m4 -- libtool m4 base layer.                         -*-Autoconf-*-
+#
+# Copyright (C) 2004, 2005, 2007, 2008 Free Software Foundation, Inc.
+# Written by Gary V. Vaughan, 2004
+#
+# This file is free software; the Free Software Foundation gives
+# unlimited permission to copy and/or distribute it, with or without
+# modifications, as long as this notice is preserved.
+
+# serial 6 ltsugar.m4
+
+# This is to help aclocal find these macros, as it can't see m4_define.
+AC_DEFUN([LTSUGAR_VERSION], [m4_if([0.1])])
+
+
+# lt_join(SEP, ARG1, [ARG2...])
+# -----------------------------
+# Produce ARG1SEPARG2...SEPARGn, omitting [] arguments and their
+# associated separator.
+# Needed until we can rely on m4_join from Autoconf 2.62, since all earlier
+# versions in m4sugar had bugs.
+m4_define([lt_join],
+[m4_if([$#], [1], [],
+       [$#], [2], [[$2]],
+       [m4_if([$2], [], [], [[$2]_])$0([$1], m4_shift(m4_shift($@)))])])
+m4_define([_lt_join],
+[m4_if([$#$2], [2], [],
+       [m4_if([$2], [], [], [[$1$2]])$0([$1], m4_shift(m4_shift($@)))])])
+
+
+# lt_car(LIST)
+# lt_cdr(LIST)
+# ------------
+# Manipulate m4 lists.
+# These macros are necessary as long as will still need to support
+# Autoconf-2.59 which quotes differently.
+m4_define([lt_car], [[$1]])
+m4_define([lt_cdr],
+[m4_if([$#], 0, [m4_fatal([$0: cannot be called without arguments])],
+       [$#], 1, [],
+       [m4_dquote(m4_shift($@))])])
+m4_define([lt_unquote], $1)
+
+
+# lt_append(MACRO-NAME, STRING, [SEPARATOR])
+# ------------------------------------------
+# Redefine MACRO-NAME to hold its former content plus `SEPARATOR'`STRING'.
+# Note that neither SEPARATOR nor STRING are expanded; they are appended
+# to MACRO-NAME as is (leaving the expansion for when MACRO-NAME is invoked).
+# No SEPARATOR is output if MACRO-NAME was previously undefined (different
+# than defined and empty).
+#
+# This macro is needed until we can rely on Autoconf 2.62, since earlier
+# versions of m4sugar mistakenly expanded SEPARATOR but not STRING.
+m4_define([lt_append],
+[m4_define([$1],
+	   m4_ifdef([$1], [m4_defn([$1])[$3]])[$2])])
+
+
+
+# lt_combine(SEP, PREFIX-LIST, INFIX, SUFFIX1, [SUFFIX2...])
+# ----------------------------------------------------------
+# Produce a SEP delimited list of all paired combinations of elements of
+# PREFIX-LIST with SUFFIX1 through SUFFIXn.  Each element of the list
+# has the form PREFIXmINFIXSUFFIXn.
+# Needed until we can rely on m4_combine added in Autoconf 2.62.
+m4_define([lt_combine],
+[m4_if(m4_eval([$# > 3]), [1],
+       [m4_pushdef([_Lt_sep], [m4_define([_Lt_sep], m4_defn([lt_car]))])]]dnl
+[[m4_foreach([_Lt_prefix], [$2],
+	     [m4_foreach([_Lt_suffix],
+		]m4_dquote(m4_dquote(m4_shift(m4_shift(m4_shift($@)))))[,
+	[_Lt_sep([$1])[]m4_defn([_Lt_prefix])[$3]m4_defn([_Lt_suffix])])])])])
+
+
+# lt_if_append_uniq(MACRO-NAME, VARNAME, [SEPARATOR], [UNIQ], [NOT-UNIQ])
+# -----------------------------------------------------------------------
+# Iff MACRO-NAME does not yet contain VARNAME, then append it (delimited
+# by SEPARATOR if supplied) and expand UNIQ, else NOT-UNIQ.
+m4_define([lt_if_append_uniq],
+[m4_ifdef([$1],
+	  [m4_if(m4_index([$3]m4_defn([$1])[$3], [$3$2$3]), [-1],
+		 [lt_append([$1], [$2], [$3])$4],
+		 [$5])],
+	  [lt_append([$1], [$2], [$3])$4])])
+
+
+# lt_dict_add(DICT, KEY, VALUE)
+# -----------------------------
+m4_define([lt_dict_add],
+[m4_define([$1($2)], [$3])])
+
+
+# lt_dict_add_subkey(DICT, KEY, SUBKEY, VALUE)
+# --------------------------------------------
+m4_define([lt_dict_add_subkey],
+[m4_define([$1($2:$3)], [$4])])
+
+
+# lt_dict_fetch(DICT, KEY, [SUBKEY])
+# ----------------------------------
+m4_define([lt_dict_fetch],
+[m4_ifval([$3],
+	m4_ifdef([$1($2:$3)], [m4_defn([$1($2:$3)])]),
+    m4_ifdef([$1($2)], [m4_defn([$1($2)])]))])
+
+
+# lt_if_dict_fetch(DICT, KEY, [SUBKEY], VALUE, IF-TRUE, [IF-FALSE])
+# -----------------------------------------------------------------
+m4_define([lt_if_dict_fetch],
+[m4_if(lt_dict_fetch([$1], [$2], [$3]), [$4],
+	[$5],
+    [$6])])
+
+
+# lt_dict_filter(DICT, [SUBKEY], VALUE, [SEPARATOR], KEY, [...])
+# --------------------------------------------------------------
+m4_define([lt_dict_filter],
+[m4_if([$5], [], [],
+  [lt_join(m4_quote(m4_default([$4], [[, ]])),
+           lt_unquote(m4_split(m4_normalize(m4_foreach(_Lt_key, lt_car([m4_shiftn(4, $@)]),
+		      [lt_if_dict_fetch([$1], _Lt_key, [$2], [$3], [_Lt_key ])])))))])[]dnl
+])
diff --git a/m4/ltversion.m4 b/m4/ltversion.m4
new file mode 100644
index 0000000..07a8602
--- /dev/null
+++ b/m4/ltversion.m4
@@ -0,0 +1,23 @@
+# ltversion.m4 -- version numbers			-*- Autoconf -*-
+#
+#   Copyright (C) 2004 Free Software Foundation, Inc.
+#   Written by Scott James Remnant, 2004
+#
+# This file is free software; the Free Software Foundation gives
+# unlimited permission to copy and/or distribute it, with or without
+# modifications, as long as this notice is preserved.
+
+# @configure_input@
+
+# serial 3337 ltversion.m4
+# This file is part of GNU Libtool
+
+m4_define([LT_PACKAGE_VERSION], [2.4.2])
+m4_define([LT_PACKAGE_REVISION], [1.3337])
+
+AC_DEFUN([LTVERSION_VERSION],
+[macro_version='2.4.2'
+macro_revision='1.3337'
+_LT_DECL(, macro_version, 0, [Which release of libtool.m4 was used?])
+_LT_DECL(, macro_revision, 0)
+])
diff --git a/m4/lt~obsolete.m4 b/m4/lt~obsolete.m4
new file mode 100644
index 0000000..c573da9
--- /dev/null
+++ b/m4/lt~obsolete.m4
@@ -0,0 +1,98 @@
+# lt~obsolete.m4 -- aclocal satisfying obsolete definitions.    -*-Autoconf-*-
+#
+#   Copyright (C) 2004, 2005, 2007, 2009 Free Software Foundation, Inc.
+#   Written by Scott James Remnant, 2004.
+#
+# This file is free software; the Free Software Foundation gives
+# unlimited permission to copy and/or distribute it, with or without
+# modifications, as long as this notice is preserved.
+
+# serial 5 lt~obsolete.m4
+
+# These exist entirely to fool aclocal when bootstrapping libtool.
+#
+# In the past libtool.m4 has provided macros via AC_DEFUN (or AU_DEFUN)
+# which have later been changed to m4_define as they aren't part of the
+# exported API, or moved to Autoconf or Automake where they belong.
+#
+# The trouble is, aclocal is a bit thick.  It'll see the old AC_DEFUN
+# in /usr/share/aclocal/libtool.m4 and remember it, then when it sees us
+# using a macro with the same name in our local m4/libtool.m4 it'll
+# pull the old libtool.m4 in (it doesn't see our shiny new m4_define
+# and doesn't know about Autoconf macros at all.)
+#
+# So we provide this file, which has a silly filename so it's always
+# included after everything else.  This provides aclocal with the
+# AC_DEFUNs it wants, but when m4 processes it, it doesn't do anything
+# because those macros already exist, or will be overwritten later.
+# We use AC_DEFUN over AU_DEFUN for compatibility with aclocal-1.6. 
+#
+# Anytime we withdraw an AC_DEFUN or AU_DEFUN, remember to add it here.
+# Yes, that means every name once taken will need to remain here until
+# we give up compatibility with versions before 1.7, at which point
+# we need to keep only those names which we still refer to.
+
+# This is to help aclocal find these macros, as it can't see m4_define.
+AC_DEFUN([LTOBSOLETE_VERSION], [m4_if([1])])
+
+m4_ifndef([AC_LIBTOOL_LINKER_OPTION],	[AC_DEFUN([AC_LIBTOOL_LINKER_OPTION])])
+m4_ifndef([AC_PROG_EGREP],		[AC_DEFUN([AC_PROG_EGREP])])
+m4_ifndef([_LT_AC_PROG_ECHO_BACKSLASH],	[AC_DEFUN([_LT_AC_PROG_ECHO_BACKSLASH])])
+m4_ifndef([_LT_AC_SHELL_INIT],		[AC_DEFUN([_LT_AC_SHELL_INIT])])
+m4_ifndef([_LT_AC_SYS_LIBPATH_AIX],	[AC_DEFUN([_LT_AC_SYS_LIBPATH_AIX])])
+m4_ifndef([_LT_PROG_LTMAIN],		[AC_DEFUN([_LT_PROG_LTMAIN])])
+m4_ifndef([_LT_AC_TAGVAR],		[AC_DEFUN([_LT_AC_TAGVAR])])
+m4_ifndef([AC_LTDL_ENABLE_INSTALL],	[AC_DEFUN([AC_LTDL_ENABLE_INSTALL])])
+m4_ifndef([AC_LTDL_PREOPEN],		[AC_DEFUN([AC_LTDL_PREOPEN])])
+m4_ifndef([_LT_AC_SYS_COMPILER],	[AC_DEFUN([_LT_AC_SYS_COMPILER])])
+m4_ifndef([_LT_AC_LOCK],		[AC_DEFUN([_LT_AC_LOCK])])
+m4_ifndef([AC_LIBTOOL_SYS_OLD_ARCHIVE],	[AC_DEFUN([AC_LIBTOOL_SYS_OLD_ARCHIVE])])
+m4_ifndef([_LT_AC_TRY_DLOPEN_SELF],	[AC_DEFUN([_LT_AC_TRY_DLOPEN_SELF])])
+m4_ifndef([AC_LIBTOOL_PROG_CC_C_O],	[AC_DEFUN([AC_LIBTOOL_PROG_CC_C_O])])
+m4_ifndef([AC_LIBTOOL_SYS_HARD_LINK_LOCKS], [AC_DEFUN([AC_LIBTOOL_SYS_HARD_LINK_LOCKS])])
+m4_ifndef([AC_LIBTOOL_OBJDIR],		[AC_DEFUN([AC_LIBTOOL_OBJDIR])])
+m4_ifndef([AC_LTDL_OBJDIR],		[AC_DEFUN([AC_LTDL_OBJDIR])])
+m4_ifndef([AC_LIBTOOL_PROG_LD_HARDCODE_LIBPATH], [AC_DEFUN([AC_LIBTOOL_PROG_LD_HARDCODE_LIBPATH])])
+m4_ifndef([AC_LIBTOOL_SYS_LIB_STRIP],	[AC_DEFUN([AC_LIBTOOL_SYS_LIB_STRIP])])
+m4_ifndef([AC_PATH_MAGIC],		[AC_DEFUN([AC_PATH_MAGIC])])
+m4_ifndef([AC_PROG_LD_GNU],		[AC_DEFUN([AC_PROG_LD_GNU])])
+m4_ifndef([AC_PROG_LD_RELOAD_FLAG],	[AC_DEFUN([AC_PROG_LD_RELOAD_FLAG])])
+m4_ifndef([AC_DEPLIBS_CHECK_METHOD],	[AC_DEFUN([AC_DEPLIBS_CHECK_METHOD])])
+m4_ifndef([AC_LIBTOOL_PROG_COMPILER_NO_RTTI], [AC_DEFUN([AC_LIBTOOL_PROG_COMPILER_NO_RTTI])])
+m4_ifndef([AC_LIBTOOL_SYS_GLOBAL_SYMBOL_PIPE], [AC_DEFUN([AC_LIBTOOL_SYS_GLOBAL_SYMBOL_PIPE])])
+m4_ifndef([AC_LIBTOOL_PROG_COMPILER_PIC], [AC_DEFUN([AC_LIBTOOL_PROG_COMPILER_PIC])])
+m4_ifndef([AC_LIBTOOL_PROG_LD_SHLIBS],	[AC_DEFUN([AC_LIBTOOL_PROG_LD_SHLIBS])])
+m4_ifndef([AC_LIBTOOL_POSTDEP_PREDEP],	[AC_DEFUN([AC_LIBTOOL_POSTDEP_PREDEP])])
+m4_ifndef([LT_AC_PROG_EGREP],		[AC_DEFUN([LT_AC_PROG_EGREP])])
+m4_ifndef([LT_AC_PROG_SED],		[AC_DEFUN([LT_AC_PROG_SED])])
+m4_ifndef([_LT_CC_BASENAME],		[AC_DEFUN([_LT_CC_BASENAME])])
+m4_ifndef([_LT_COMPILER_BOILERPLATE],	[AC_DEFUN([_LT_COMPILER_BOILERPLATE])])
+m4_ifndef([_LT_LINKER_BOILERPLATE],	[AC_DEFUN([_LT_LINKER_BOILERPLATE])])
+m4_ifndef([_AC_PROG_LIBTOOL],		[AC_DEFUN([_AC_PROG_LIBTOOL])])
+m4_ifndef([AC_LIBTOOL_SETUP],		[AC_DEFUN([AC_LIBTOOL_SETUP])])
+m4_ifndef([_LT_AC_CHECK_DLFCN],		[AC_DEFUN([_LT_AC_CHECK_DLFCN])])
+m4_ifndef([AC_LIBTOOL_SYS_DYNAMIC_LINKER],	[AC_DEFUN([AC_LIBTOOL_SYS_DYNAMIC_LINKER])])
+m4_ifndef([_LT_AC_TAGCONFIG],		[AC_DEFUN([_LT_AC_TAGCONFIG])])
+m4_ifndef([AC_DISABLE_FAST_INSTALL],	[AC_DEFUN([AC_DISABLE_FAST_INSTALL])])
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+m4_ifndef([AC_LIBTOOL_LANG_RC_CONFIG],	[AC_DEFUN([AC_LIBTOOL_LANG_RC_CONFIG])])
+m4_ifndef([_LT_AC_LANG_RC_CONFIG],	[AC_DEFUN([_LT_AC_LANG_RC_CONFIG])])
+m4_ifndef([AC_LIBTOOL_CONFIG],		[AC_DEFUN([AC_LIBTOOL_CONFIG])])
+m4_ifndef([_LT_AC_FILE_LTDLL_C],	[AC_DEFUN([_LT_AC_FILE_LTDLL_C])])
+m4_ifndef([_LT_REQUIRED_DARWIN_CHECKS],	[AC_DEFUN([_LT_REQUIRED_DARWIN_CHECKS])])
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+m4_ifndef([_LT_PROG_ECHO_BACKSLASH],	[AC_DEFUN([_LT_PROG_ECHO_BACKSLASH])])
+m4_ifndef([_LT_PROG_F77],		[AC_DEFUN([_LT_PROG_F77])])
+m4_ifndef([_LT_PROG_FC],		[AC_DEFUN([_LT_PROG_FC])])
+m4_ifndef([_LT_PROG_CXX],		[AC_DEFUN([_LT_PROG_CXX])])
diff --git a/prog/CMakeLists.txt b/prog/CMakeLists.txt
new file mode 100644
index 0000000..43647d1
--- /dev/null
+++ b/prog/CMakeLists.txt
@@ -0,0 +1,34 @@
+include_directories ("${PROJECT_SOURCE_DIR}/lib")
+
+IF(BUILD_SHARED_LIBS AND MSVC)
+ REMOVE_DEFINITIONS(-DDLL_EXPORT)
+ REMOVE_DEFINITIONS(-DDLL_UDUNITS2)
+ENDIF()
+
+
+link_directories(${PROJECT_BINARY_DIR}/lib)
+
+set(udunits2_SRC udunits2.c)
+
+# We need to implement our own getopt if using Visual Studio.
+IF(MSVC)
+   set(udunits2_SRC ${udunits2_SRC} XGetOpt.c XGetOpt.h)
+ENDIF()
+
+
+add_executable(udunits2 ${udunits2_SRC})
+
+target_link_libraries(udunits2 libudunits2)
+IF(MSVC)
+    SET_TARGET_PROPERTIES(udunits2 PROPERTIES LINK_FLAGS_DEBUG
+    " /NODEFAULTLIB:MSVCRT"
+    )
+ENDIF()
+set_target_properties(udunits2 PROPERTIES
+    INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/lib"
+    INSTALL_RPATH_USE_LINK_PATH "TRUE")
+
+# The documentation is in multiple texinfo(5) format files
+texi_doc(udunits2prog.texi ${CMAKE_SOURCE_DIR}/COPYRIGHT)
+
+install(TARGETS udunits2 DESTINATION bin)
diff --git a/prog/Makefile.am b/prog/Makefile.am
new file mode 100644
index 0000000..9558897
--- /dev/null
+++ b/prog/Makefile.am
@@ -0,0 +1,32 @@
+# Copyright 2013 University Corporation for Atmospheric Research
+#
+# This file is part of the UDUNITS-2 package.  See the file COPYRIGHT
+# in the top-level source-directory of the package for copying and
+# redistribution conditions.
+#
+## Process this file with automake to produce Makefile.in
+bin_PROGRAMS		= udunits2
+LDADD			= ../lib/libudunits2.la
+TEXINFO_TEX		= ../texinfo.tex
+info_TEXINFOS		= udunits2prog.texi
+AM_MAKEINFOFLAGS	= -I $(top_srcdir)
+AM_MAKEINFOHTMLFLAGS	= --no-split -I $(top_srcdir)
+AM_CPPFLAGS		= -I$(top_srcdir)/lib
+MOSTLYCLEANFILES	= lint.log *.ln
+LINTFLAGS		= -u
+LINT			= lint
+TAGS_FILES     	 	= $(top_srcdir)/lib/*.c $(top_srcdir)/lib/*.h
+EXTRA_DIST 		= \
+    CMakeLists.txt \
+    udunits2prog.html \
+    udunits2prog.pdf
+
+.c.ln:
+	$(LINT.c) $(AM_CPPFLAGS) $(CPPFLAGS) -c $<
+
+.c.i:
+	$(CPP) $(AM_CPPFLAGS) $(CPPFLAGS) $< >$@
+
+debug:		udunits2
+	UDUNITS2_XML_PATH=$(top_srcdir)/lib/udunits2.xml libtool \
+	    --mode=execute gdb udunits2
diff --git a/prog/Makefile.in b/prog/Makefile.in
new file mode 100644
index 0000000..f2942b7
--- /dev/null
+++ b/prog/Makefile.in
@@ -0,0 +1,813 @@
+# Makefile.in generated by automake 1.11.1 from Makefile.am.
+# @configure_input@
+
+# Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
+# 2003, 2004, 2005, 2006, 2007, 2008, 2009  Free Software Foundation,
+# Inc.
+# This Makefile.in is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
+# even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+# PARTICULAR PURPOSE.
+
+ at SET_MAKE@
+
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+NORMAL_INSTALL = :
+PRE_INSTALL = :
+POST_INSTALL = :
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+PRE_UNINSTALL = :
+POST_UNINSTALL = :
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+host_triplet = @host@
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+
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+
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+
+install-ps-am: $(PSS)
+	@$(NORMAL_INSTALL)
+	test -z "$(psdir)" || $(MKDIR_P) "$(DESTDIR)$(psdir)"
+	@list='$(PSS)'; test -n "$(psdir)" || list=; \
+	for p in $$list; do \
+	  if test -f "$$p"; then d=; else d="$(srcdir)/"; fi; \
+	  echo "$$d$$p"; \
+	done | $(am__base_list) | \
+	while read files; do \
+	  echo " $(INSTALL_DATA) $$files '$(DESTDIR)$(psdir)'"; \
+	  $(INSTALL_DATA) $$files "$(DESTDIR)$(psdir)" || exit $$?; done
+installcheck-am:
+
+maintainer-clean: maintainer-clean-am
+	-rm -rf ./$(DEPDIR)
+	-rm -f Makefile
+maintainer-clean-am: distclean-am maintainer-clean-aminfo \
+	maintainer-clean-generic
+
+mostlyclean: mostlyclean-am
+
+mostlyclean-am: mostlyclean-aminfo mostlyclean-compile \
+	mostlyclean-generic mostlyclean-libtool
+
+pdf: pdf-am
+
+pdf-am: $(PDFS)
+
+ps: ps-am
+
+ps-am: $(PSS)
+
+uninstall-am: uninstall-binPROGRAMS uninstall-dvi-am uninstall-html-am \
+	uninstall-info-am uninstall-pdf-am uninstall-ps-am
+
+.MAKE: install-am install-strip
+
+.PHONY: CTAGS GTAGS all all-am check check-am clean clean-aminfo \
+	clean-binPROGRAMS clean-generic clean-libtool ctags dist-info \
+	distclean distclean-compile distclean-generic \
+	distclean-libtool distclean-tags distdir dvi dvi-am html \
+	html-am info info-am install install-am install-binPROGRAMS \
+	install-data install-data-am install-dvi install-dvi-am \
+	install-exec install-exec-am install-html install-html-am \
+	install-info install-info-am install-man install-pdf \
+	install-pdf-am install-ps install-ps-am install-strip \
+	installcheck installcheck-am installdirs maintainer-clean \
+	maintainer-clean-aminfo maintainer-clean-generic mostlyclean \
+	mostlyclean-aminfo mostlyclean-compile mostlyclean-generic \
+	mostlyclean-libtool pdf pdf-am ps ps-am tags uninstall \
+	uninstall-am uninstall-binPROGRAMS uninstall-dvi-am \
+	uninstall-html-am uninstall-info-am uninstall-pdf-am \
+	uninstall-ps-am
+
+
+.c.ln:
+	$(LINT.c) $(AM_CPPFLAGS) $(CPPFLAGS) -c $<
+
+.c.i:
+	$(CPP) $(AM_CPPFLAGS) $(CPPFLAGS) $< >$@
+
+debug:		udunits2
+	UDUNITS2_XML_PATH=$(top_srcdir)/lib/udunits2.xml libtool \
+	    --mode=execute gdb udunits2
+
+# Tell versions [3.59,3.63) of GNU make to not export all variables.
+# Otherwise a system limit (for SysV at least) may be exceeded.
+.NOEXPORT:
diff --git a/prog/udunits2.c b/prog/udunits2.c
new file mode 100644
index 0000000..7dcef8e
--- /dev/null
+++ b/prog/udunits2.c
@@ -0,0 +1,654 @@
+/*
+ * Copyright 2013 University Corporation for Atmospheric Research. All rights
+ * reserved.
+ *
+ * This file is part of the UDUNITS-2 package.  See the file COPYRIGHT
+ * in the top-level source-directory of the package for copying and
+ * redistribution conditions.
+ */
+/*
+ * This program prints definitions of units of physical quantities and converts
+ * values between such units.
+ */
+
+#include "config.h"
+
+#ifndef	_XOPEN_SOURCE
+#   define _XOPEN_SOURCE 500
+#endif
+
+#ifdef _MSC_VER
+#include "XGetOpt.h"
+#endif
+
+#include <errno.h>
+#include <ctype.h>
+#ifndef _MSC_VER
+#include <libgen.h>
+#endif
+#include <limits.h>
+#include <sys/types.h>
+#include <stdarg.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#ifndef _MSC_VER
+#include <strings.h>
+#include <unistd.h>
+#endif
+#include <udunits2.h>
+
+#ifndef _POSIX_MAX_INPUT
+#   define _POSIX_MAX_INPUT 255
+#endif
+
+static const char*      _cmdHave; /* command-line "have" unit specification */
+static const char*      _cmdWant; /* command-line "want" unit specification */
+static int		_reveal; /* reveal problems with unit database? */
+static int		_encodingSet; /* is the character encoding set? */
+static ut_encoding	_encoding; /* the character encoding to use */
+static const char*	_progname;
+static const char*	_xmlPath = NULL; /* use default path */
+static ut_system*	_unitSystem;
+static double           _haveUnitAmount; /* amount of "have" unit */
+static char		_haveUnitSpec[_POSIX_MAX_INPUT+1]; /* "have" unit minus
+                                                              amount */
+static char		_wantSpec[_POSIX_MAX_INPUT+1]; /* complete "want" unit
+                                                          specification */
+static ut_unit*		_haveUnit; /* "have" unit minus amount */
+static ut_unit*		_wantUnit; /* complete "want" unit */
+static int		_wantDefinition; /* "have" unit definition desired? */
+static int		_formattingOptions = UT_DEFINITION;
+static int		_exitStatus = EXIT_FAILURE;
+
+
+static void
+usage(void)
+{
+    (void)fprintf(stderr,
+"Usage:\n"
+"    %s -h\n"
+"    %s [-A|-L|-U] [-r] [-H have] [-W want] [XML_file]\n"
+"\n"
+"where:\n"
+"    -A         Use ASCII encoding (default).\n"
+"    -L         Use ISO-8859-1 (ISO Latin-1) encoding.\n"
+"    -U         Use UTF-8 encoding.\n"
+"    -h         Help.  Print this message.\n"
+"    -r         Reveal any problems in the database.\n"
+"    -H have    Use \"have\" unit for conversion. Default is reply to prompt.\n"
+"    -W want    Use \"want\" unit for conversion. Empty string requests\n"
+"               definition of \"have\" unit. Default is reply to prompt.\n"
+"    XML_file   XML database file. Default is \"%s\".\n",
+        _progname, _progname, DEFAULT_UDUNITS2_XML_PATH);
+}
+
+/**
+ * Prints an error-message to the standard error stream.
+ *
+ * @param format        The format for the error-message. It shouldn't have a
+ *                      trailing newline.
+ * @param ...           Arguments referenced by the format.
+ */
+static void
+errMsg(
+    const char* const   format,
+    ...)
+{
+    (void)fprintf(stderr, "%s: ", _progname);
+    {
+        va_list     ap;
+
+        va_start(ap, format);
+        (void)vfprintf(stderr, format, ap);
+        va_end(ap);
+    }
+    (void)fputc('\n', stderr);
+}
+
+
+static int
+decodeCommandLine(
+    int                 argc,
+    char* const*        argv)
+{
+    int		c;
+    int		success = 0;
+
+#ifndef _MSC_VER
+	    _progname = basename(argv[0]);
+ #else
+		{
+			char *m_fname = (char*)malloc(sizeof(char)*256);
+			char *m_ext = (char*)malloc(sizeof(char)*256);
+			char tmp[1024];
+			_splitpath(argv[0],NULL,NULL,m_fname,m_ext);
+			sprintf(tmp,"%s.%s",m_fname,m_ext);
+			_progname=tmp;
+			free(m_fname);
+			free(m_ext);
+
+		}
+#endif
+
+
+
+
+    while ((c = getopt(argc, argv, "ALUhrH:W:")) != -1) {
+	switch (c) {
+	    case 'A':
+		_encoding = UT_ASCII;
+		_encodingSet = 1;
+		continue;
+            case 'H':
+                _cmdHave = optarg;
+                continue;
+            case 'W':
+                _cmdWant = optarg;
+                continue;
+	    case 'L':
+		_encoding = UT_LATIN1;
+		_encodingSet = 1;
+		continue;
+	    case 'U':
+		_encoding = UT_UTF8;
+		_encodingSet = 1;
+		continue;
+	    case 'r':
+		_reveal = 1;
+		continue;
+	    case 'h':
+		_exitStatus = EXIT_SUCCESS;
+		/*FALLTHROUGH*/
+	    case '?':
+		usage();
+		break;
+	    default:
+		errMsg("Unknown option \"%c\"", c);
+		usage();
+	}
+
+	break;
+    }
+
+    if (c == -1) {
+        if (optind < argc)
+            _xmlPath = argv[optind];
+
+        success = 1;
+    }
+
+    return success;
+}
+
+
+/**
+ * Returns a lower-case copy of a NUL-terminated string.
+ *
+ * @param string        The NUL-terminated string to be copied.
+ * @retval NULL         The string couldn't be copied. An error-message is
+ *                      printed to the standard error stream.
+ * @return              A NUL-terminated lower-case copy of the string. The
+ *                      caller should call free() on the string when it is no
+ *                      longer needed.
+ * @raise SIGSEGV       if "string" is NULL.
+ */
+static char*
+duplower(
+    const char*         string)
+{
+    char* const         copy = malloc(strlen(string)+1);
+
+    if (copy == NULL) {
+        errMsg("Couldn't copy string \"%s\": %s", string, strerror(errno));
+    }
+    else {
+        char*   cp = copy;
+
+        while (*cp++ = tolower(*string++))
+            ; /* empty */
+    }
+
+    return copy;
+}
+
+
+/**
+ * Sets the character encoding from a (case insensitive) string specification
+ * of the encoding that might be embedded in a larger string.
+ *
+ * @param value         The string specification of the encoding. Contains
+ *                      one of the substrings "ascii", "latin1", "latin?1",
+ *                      "8859", "8859?1", "utf8", or "utf?8" (where the '?'
+ *                      is one of the characters ' ', '-', '_', or '.'). If the
+ *                      string contains more than one of these substrings, then
+ *                      the result is unspecified.
+ * @return              Whether or not the character encoding was set from the
+ *                      given string specification. 0 means no; otherwise, yes.
+ */
+static int
+setEncodingFromEmbeddedString(
+    char*	value)
+{
+    char*       lowerValue = duplower(value);
+    int         success = 0;
+
+    if (lowerValue != NULL) {
+        typedef struct {
+            const char*       string;
+            const ut_encoding encoding;
+        } Entry;
+        static const Entry entries[] = {
+            {"ascii",   UT_ASCII},
+            {"latin1",  UT_LATIN1},
+            {"latin 1", UT_LATIN1},
+            {"latin-1", UT_LATIN1},
+            {"latin_1", UT_LATIN1},
+            {"latin.1", UT_LATIN1},
+            {"8859 1",  UT_LATIN1},
+            {"8859-1",  UT_LATIN1},
+            {"8859_1",  UT_LATIN1},
+            {"8859.1",  UT_LATIN1},
+            {"utf8",    UT_UTF8},
+            {"utf 8",   UT_UTF8},
+            {"utf-8",   UT_UTF8},
+            {"utf_8",   UT_UTF8},
+            {"utf.8",   UT_UTF8}
+        };
+        const Entry* entry;
+
+        for (entry = entries;
+                entry < entries + sizeof(entries)/sizeof(entries[0]);
+                entry++) {
+            if (strstr(lowerValue, entry->string) != NULL) {
+                _encoding = entry->encoding;
+                _encodingSet = 1;
+                success = 1;
+                break;
+            }
+        }
+
+        free(lowerValue);
+    }
+
+    return success;
+}
+
+
+/**
+ * Sets the character encoding from a (case insensitive but exact) string
+ * specification of the encoding.
+ *
+ * @param value         The string specification of the encoding. One of
+ *                      "c" or "posix".
+ * @return              Whether or not the encoding was set. 0 means no;
+ *                      otherwise, yes.
+ */
+static int
+setEncodingFromExactString(
+    char*	value)
+{
+    if (strcasecmp(value, "c") == 0 || strcasecmp(value, "posix") == 0) {
+        _encoding = UT_ASCII;
+        _encodingSet = 1;
+        return 1;
+    }
+
+    return 0;
+}
+
+
+/**
+ * Sets the character encoding from a (case insensitive) string specification
+ * of the encoding.
+ *
+ * @param value         The string specification of the encoding or NULL. If
+ *                      not NULL, then one of "c" or "posix", or a string that
+ *                      contains one of the substrings "ascii", "latin1",
+ *                      "latin?1", "8859", "8859?1", "utf8", or "utf?8" (where
+ *                      the '?' is one of the characters ' ', '-', '_', or '.').
+ *                      If the string contains multiple instances of the
+ *                      substrings, then the result is unspecified.
+ */
+static void
+setEncoding(
+    char*	value)
+{
+    if (value != NULL) {
+        if (!setEncodingFromExactString(value))
+            (void)setEncodingFromEmbeddedString(value);
+    }
+}
+
+
+static int
+ensureEncodingSet()
+{
+    if (!_encodingSet) {
+	setEncoding(getenv("LC_ALL"));
+
+	if (!_encodingSet) {
+	    setEncoding(getenv("LC_CTYPE"));
+
+	    if (!_encodingSet) {
+		setEncoding(getenv("LANG"));
+
+		if (!_encodingSet) {
+		    errMsg("Character encoding not specified and not settable "
+                        "from environment variables LC_ALL, LC_CTYPE, or LANG. "
+                        "Assuming ASCII encoding.");
+
+		    setEncoding("ASCII");
+		}
+	    }
+	}
+    }
+
+    if (_encodingSet)
+	_formattingOptions |= _encoding;
+
+    return _encodingSet;
+}
+
+
+static int
+readXmlDatabase(void)
+{
+    int		success = 0;
+
+    if (!_reveal)
+        ut_set_error_message_handler(ut_ignore);
+
+    _unitSystem = ut_read_xml(_xmlPath);
+
+    ut_set_error_message_handler(ut_write_to_stderr);
+
+    if (_unitSystem != NULL) {
+        success = 1;
+    }
+    else {
+        ut_status	status;
+
+        errMsg("Couldn't initialize unit-system from database \"%s\": %s",
+                ut_get_path_xml(_xmlPath, &status), strerror(errno));
+    }
+
+    return success;
+}
+
+
+/*
+ * Prompt the user and get a specification.
+ */
+static int
+getSpec(
+    const char* const	prompt,
+    char* const		spec,
+    const size_t	size)
+{
+    int		nbytes = -1;		/* failure */
+
+    if (fputs(prompt, stdout) == EOF) {
+	errMsg("Couldn't write prompt: %s", strerror(errno));
+    } else if (fgets(spec, size, stdin) == NULL) {
+	putchar('\n');
+
+	if (feof(stdin)) {
+	    _exitStatus = EXIT_SUCCESS;
+	} else {
+	    errMsg("Couldn't read from standard input: %s", strerror(errno));
+	}
+    } else {
+	/*
+	 * Trim any whitespace from the specification.
+	 */
+	(void)ut_trim(spec, _encoding);
+
+        nbytes = strlen(spec);
+    }
+
+    return nbytes;
+}
+
+
+static int
+decodeInput(
+    const char* const   input)
+{
+    int	success = 0;
+
+    ut_free(_haveUnit);
+
+    if (sscanf(input, "%lg %[^ \t\n]", &_haveUnitAmount, _haveUnitSpec) == 2) {
+        _haveUnit = ut_parse(_unitSystem, _haveUnitSpec, _encoding);
+        if (_haveUnit != NULL)
+            success = 1;
+    }
+
+    if (!success) {
+        _haveUnitAmount = 1;
+        (void)strncpy(_haveUnitSpec, input, sizeof(_haveUnitSpec));
+        _haveUnitSpec[sizeof(_haveUnitSpec)-1] = 0;
+        _haveUnit = ut_parse(_unitSystem, _haveUnitSpec, _encoding);
+        if (_haveUnit == NULL) {
+            errMsg("Don't recognize \"%s\"", _haveUnitSpec);
+        }
+        else {
+            success = 1;
+        }
+    }
+
+    return success;
+}
+
+
+static int
+getInputValue(void)
+{
+    int		success = 0;
+
+    if (_cmdHave) {
+        static int      initialized = 0;
+
+        if (initialized) {
+            if (_cmdWant == NULL) {
+                /*
+                 * Multiple, prompt-driven conversions desired.
+                 */
+                success = 1;
+            }
+            else {
+                /*
+                 * Single, previous, command-line-driven conversion desired.
+                 */
+                success = 0;
+            	_exitStatus = EXIT_SUCCESS;
+            }
+        }
+        else {
+            success = decodeInput(_cmdHave);
+            initialized = 1;
+        }
+    }
+    else {
+        for (;;) {
+            char    buf[sizeof(_haveUnitSpec)];
+            int	nbytes = getSpec("You have: ", buf, sizeof(buf));
+
+            if (nbytes < 0)
+                break;
+
+            if (nbytes > 0) {
+                success = decodeInput(buf);
+
+                if (success)
+                    break;
+            }
+        }
+    }
+
+    return success;
+}
+
+
+static int
+decodeOutput(
+    const char* const   buf)
+{
+    int         success = 0;
+    size_t	nbytes = strlen(buf);
+
+    if (nbytes == 0) {
+        _wantDefinition = 1;
+        success = 1;
+    }
+    else {
+        ut_free(_wantUnit);
+
+        _wantDefinition = 0;
+        _wantUnit = ut_parse(_unitSystem, buf, _encoding);
+
+        if (_wantUnit == NULL) {
+            errMsg("Don't recognize \"%s\"", buf);
+        }
+        else {
+            success = 1;
+        }
+    }
+
+    return success;
+}
+
+
+static int
+getOutputRequest(void)
+{
+    int		success = 0;
+
+    if (_cmdWant) {
+        static int      initialized = 0;
+
+        if (initialized) {
+            success = 1;
+        }
+        else {
+            (void)strncpy(_wantSpec, _cmdWant, sizeof(_wantSpec));
+            _wantSpec[sizeof(_wantSpec)-1] = 0;
+
+            success = decodeOutput(_wantSpec);
+            initialized = 1;
+        }
+    }
+    else {
+        for (;;) {
+            int	nbytes = getSpec("You want: ", _wantSpec, sizeof(_wantSpec));
+
+            if (nbytes < 0)
+                break;
+
+            success = decodeOutput(_wantSpec);
+
+            if (success)
+                break;
+        }
+    }
+
+    return success;
+}
+
+
+static int
+handleRequest(void)
+{
+    int		success = 0;
+
+    if (getInputValue()) {
+	if (getOutputRequest()) {
+	    if (_wantDefinition) {
+                char	        buf[256];
+                ut_unit*        unit = ut_scale(_haveUnitAmount, _haveUnit);
+                int	        nbytes = ut_format(unit, buf, sizeof(buf),
+                        _formattingOptions);
+
+                if (nbytes >= sizeof(buf)) {
+                    errMsg("Resulting unit specification is too long");
+                }
+                else if (nbytes >= 0) {
+                    buf[nbytes] = 0;
+
+                    (void)printf("    %s\n", buf);
+                }
+
+                ut_free(unit);
+	    }
+	    else if (!ut_are_convertible(_wantUnit, _haveUnit)) {
+		errMsg("Units are not convertible");
+	    }
+	    else {
+		cv_converter*	conv = ut_get_converter(_haveUnit, _wantUnit);
+
+		if (conv == NULL) {
+		    errMsg("Couldn't get unit converter");
+		}
+		else {
+                    char        haveExp[_POSIX_MAX_INPUT+1];
+                    char        exp[_POSIX_MAX_INPUT+1];
+                    char        whiteSpace[] = " \t\n\r\f\v\xa0";
+		    int	        needsParens =
+                        strpbrk(_wantSpec, whiteSpace) != NULL;
+                    int         n;
+
+		    (void)printf(
+			needsParens
+			    ? "    %g %s = %g (%s)\n"
+			    : "    %g %s = %g %s\n",
+                        _haveUnitAmount,
+			_haveUnitSpec,
+			cv_convert_double(conv, _haveUnitAmount),
+                        _wantSpec);
+
+                    (void)sprintf(haveExp,
+                        strpbrk(_haveUnitSpec, whiteSpace) ||
+                                strpbrk(_haveUnitSpec, "/")
+                            ? "(x/(%s))"
+                            : "(x/%s)",
+                        _haveUnitSpec);
+
+                    n = cv_get_expression(conv, exp, sizeof(exp), haveExp);
+
+                    if (n >= 0)
+                        (void)printf(
+                            strpbrk(_wantSpec, whiteSpace) ||
+                                    strpbrk(_wantSpec, "/")
+                                ?  "    x/(%s) = %*s\n"
+                                :  "    x/%s = %*s\n",
+                        _wantSpec, n, exp);
+
+                    cv_free(conv);
+		}
+	    }
+
+	    success = 1;
+	}
+    }
+
+    return success;
+}
+
+
+int
+main(
+    const int		argc,
+    char**	argv)
+{
+    if (decodeCommandLine(argc, argv)) {
+    	if (ensureEncodingSet()) {
+            if (readXmlDatabase()) {
+                while (handleRequest())
+                    ; /* EMPTY */
+            }
+    	}
+    }
+
+    return _exitStatus;
+}
diff --git a/prog/udunits2prog.html b/prog/udunits2prog.html
new file mode 100644
index 0000000..c690195
--- /dev/null
+++ b/prog/udunits2prog.html
@@ -0,0 +1,256 @@
+<html lang="en">
+<head>
+<title>udunits2 Program Guide</title>
+<meta http-equiv="Content-Type" content="text/html">
+<meta name="description" content="udunits2 Program Guide">
+<meta name="generator" content="makeinfo 4.13">
+<link title="Top" rel="top" href="#Top">
+<link href="http://www.gnu.org/software/texinfo/" rel="generator-home" title="Texinfo Homepage">
+<!--
+
+   Copyright 2014 University Corporation for Atmospheric Research and contributors.
+All rights reserved.
+
+This software was developed by the Unidata Program Center of the
+University Corporation for Atmospheric Research (UCAR)
+<http://www.unidata.ucar.edu>.
+
+Redistribution and use in source and binary forms, with or without modification,
+are permitted provided that the following conditions are met:
+
+   1) Redistributions of source code must retain the above copyright notice,
+      this list of conditions and the following disclaimer.
+   2) Redistributions in binary form must reproduce the above copyright notice,
+      this list of conditions and the following disclaimer in the documentation
+      and/or other materials provided with the distribution.
+   3) Neither the names of the development group, the copyright holders, nor the
+      names of contributors may be used to endorse or promote products derived
+      from this software without specific prior written permission.
+   4) This license shall terminate automatically and you may no longer exercise
+      any of the rights granted to you by this license as of the date you
+      commence an action, including a cross-claim or counterclaim, against
+      the copyright holders or any contributor alleging that this software
+      infringes a patent. This termination provision shall not apply for an
+      action alleging patent infringement by combinations of this software with
+      other software or hardware.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE CONTRIBUTORS
+OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS WITH THE SOFTWARE.
+-->
+<meta http-equiv="Content-Style-Type" content="text/css">
+<style type="text/css"><!--
+  pre.display { font-family:inherit }
+  pre.format  { font-family:inherit }
+  pre.smalldisplay { font-family:inherit; font-size:smaller }
+  pre.smallformat  { font-family:inherit; font-size:smaller }
+  pre.smallexample { font-size:smaller }
+  pre.smalllisp    { font-size:smaller }
+  span.sc    { font-variant:small-caps }
+  span.roman { font-family:serif; font-weight:normal; } 
+  span.sansserif { font-family:sans-serif; font-weight:normal; } 
+--></style>
+</head>
+<body>
+<h1 class="settitle">udunits2 Program Guide</h1>
+<div class="contents">
+<h2>Table of Contents</h2>
+<ul>
+<li><a name="toc_Top" href="#Top">udunits2</a>
+<li><a name="toc_Synopsis" href="#Synopsis">1 Synopsis</a>
+<li><a name="toc_Options" href="#Options">2 Options</a>
+<li><a name="toc_Description" href="#Description">3 Description</a>
+<li><a name="toc_See-Also" href="#See-Also">4 See Also</a>
+<li><a name="toc_Complete-Index" href="#Complete-Index">Index</a>
+</li></ul>
+</div>
+
+
+
+<div class="node">
+<a name="Top"></a>
+<p><hr>
+Next: <a rel="next" accesskey="n" href="#Synopsis">Synopsis</a>,
+Previous: <a rel="previous" accesskey="p" href="#dir">(dir)</a>,
+Up: <a rel="up" accesskey="u" href="#dir">(dir)</a>
+
+</div>
+
+<h2 class="unnumbered">udunits2</h2>
+
+<p>This manual describes how to use the <code>udunits2</code> program. 
+This program allows you to discover the definition of a unit
+as well as convert numeric values between compatible units.
+
+   <p>Copyright 2014 University Corporation for Atmospheric Research and contributors. 
+All rights reserved.
+
+   <p>This software was developed by the Unidata Program Center of the
+University Corporation for Atmospheric Research (UCAR)
+<http://www.unidata.ucar.edu>.
+
+   <p>Redistribution and use in source and binary forms, with or without modification,
+are permitted provided that the following conditions are met:
+
+   <p>1) Redistributions of source code must retain the above copyright notice,
+      this list of conditions and the following disclaimer. 
+   2) Redistributions in binary form must reproduce the above copyright notice,
+      this list of conditions and the following disclaimer in the documentation
+      and/or other materials provided with the distribution. 
+   3) Neither the names of the development group, the copyright holders, nor the
+      names of contributors may be used to endorse or promote products derived
+      from this software without specific prior written permission. 
+   4) This license shall terminate automatically and you may no longer exercise
+      any of the rights granted to you by this license as of the date you
+      commence an action, including a cross-claim or counterclaim, against
+      the copyright holders or any contributor alleging that this software
+      infringes a patent. This termination provision shall not apply for an
+      action alleging patent infringement by combinations of this software with
+      other software or hardware.
+
+   <p>THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE CONTRIBUTORS
+OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS WITH THE SOFTWARE.
+
+<ul class="menu">
+<li><a accesskey="1" href="#Synopsis">Synopsis</a>:             Terse usage example
+<li><a accesskey="2" href="#Options">Options</a>:              Command-line options
+<li><a accesskey="3" href="#Description">Description</a>:          Description of the program
+<li><a accesskey="4" href="#See-Also">See Also</a>:             Additional information
+<li><a accesskey="5" href="#Complete-Index">Complete Index</a>:       Complete index
+</ul>
+
+<div class="node">
+<a name="Synopsis"></a>
+<p><hr>
+Next: <a rel="next" accesskey="n" href="#Options">Options</a>,
+Previous: <a rel="previous" accesskey="p" href="#Top">Top</a>,
+Up: <a rel="up" accesskey="u" href="#Top">Top</a>
+
+</div>
+
+<h2 class="chapter">1 Synopsis</h2>
+
+<p><a name="index-synopsis-1"></a>
+<pre class="example">     udunits2 -h
+</pre>
+   <pre class="example">     udunits2 [-A|-L|-U] [-r] [-H have] [-W want] [XML_file]
+</pre>
+   <div class="node">
+<a name="Options"></a>
+<p><hr>
+Next: <a rel="next" accesskey="n" href="#Description">Description</a>,
+Previous: <a rel="previous" accesskey="p" href="#Synopsis">Synopsis</a>,
+Up: <a rel="up" accesskey="u" href="#Top">Top</a>
+
+</div>
+
+<h2 class="chapter">2 Options</h2>
+
+<p><a name="index-options-2"></a>
+The following options and arguments are supported:
+
+     <dl>
+<dt><code>-A</code><dd>Use the ASCII character-set. 
+<br><dt><code>-L</code><dd>Use the ISO Latin-1 (ISO-8859-1) character-set. 
+<br><dt><code>-U</code><dd>Use the full Unicode character-set with UTF-8 encoding. 
+<br><dt><code>-h</code><dd>Print a help message. 
+<br><dt><code>-r</code><dd>Reveal any problems with the units database (by default, no error messages are
+printed during import of the database). 
+<br><dt><code>-H have</code><dd>Use <code>have</code> unit for conversion. The default is the reply to the prompt. 
+<br><dt><code>-W want</code><dd>Use <code>want</code> unit for conversion. An empty string requests the definition of
+the <code>have</code> unit. The default is the reply to the prompt. 
+<br><dt><code>XML_file</code><dd>The pathname of the XML-formatted units database. 
+If not specified, then the default, compile-time pathname is used. 
+</dl>
+
+<div class="node">
+<a name="Description"></a>
+<p><hr>
+Next: <a rel="next" accesskey="n" href="#See-Also">See Also</a>,
+Previous: <a rel="previous" accesskey="p" href="#Options">Options</a>,
+Up: <a rel="up" accesskey="u" href="#Top">Top</a>
+
+</div>
+
+<h2 class="chapter">3 Description</h2>
+
+<p>When successfully started without the <code>-H have</code> or <code>-W want</code> options,
+the program will print the prompt
+
+<pre class="example">     You have:
+</pre>
+   <p>At this point you can exit the program by entering the end-of-file character
+(usually control-D) or continue by entering either a value or a unit. 
+(a value comprises a numerical value and a unit. 
+For example,
+
+<pre class="example">     You have: 80 km/h
+     You want:
+</pre>
+   <p>At this point, if you enter a blank line, then the program will assume
+that you entered a unit in the previous line and will print
+the definition of that unit in terms of the base units of the
+unit-system that it imported on startup.  For example,
+
+<pre class="example">     You have: 80 km/h
+     You want:
+         22.2222222222222 m.s-1
+     You have:
+</pre>
+   <p>Details of the formatting depend on the character-set being used. 
+See <a href="#Options">Options</a>.
+
+   <p>Alternatively, at the “<kbd>You want:</kbd>” prompt you can enter the unit
+in which you want the previously-entered value. 
+For example,
+
+<pre class="example">     You have: 80 km/h
+     You want: mi/h
+         80 km/h = 49.7097 mi/h
+         x/(mi/h) = 0.621371*(x/(km/h))
+     You have:
+</pre>
+   <p>The first line after “<kbd>You want:</kbd>” shows the “have” value in the
+desired “want” unit.
+
+   <p>The second line shows the transformation between numerical values
+in the “have” unit to numerical values in the “want” unit.  The
+symbol “<kbd>x</kbd>” represents the physical quantity in question. 
+See <a href="http://physics.nist.gov/Pubs/SP811/sec07.html">http://physics.nist.gov/Pubs/SP811/sec07.html</a>.
+
+<div class="node">
+<a name="See-Also"></a>
+<p><hr>
+Next: <a rel="next" accesskey="n" href="#Complete-Index">Complete Index</a>,
+Previous: <a rel="previous" accesskey="p" href="#Description">Description</a>,
+Up: <a rel="up" accesskey="u" href="#Top">Top</a>
+
+</div>
+
+<h2 class="chapter">4 See Also</h2>
+
+<p>See <a href="udunits2lib.html#Top">UDUNITS-2</a>, for
+information on the UDUNITS-2 library, which is used by this program.
+
+<div class="node">
+<a name="Complete-Index"></a>
+<p><hr>
+Previous: <a rel="previous" accesskey="p" href="#See-Also">See Also</a>,
+Up: <a rel="up" accesskey="u" href="#Top">Top</a>
+
+</div>
+
+<h2 class="unnumbered">Index</h2>
+
+<ul class="index-cp" compact>
+<li><a href="#index-options-2">options</a>: <a href="#Options">Options</a></li>
+<li><a href="#index-synopsis-1">synopsis</a>: <a href="#Synopsis">Synopsis</a></li>
+   </ul></body></html>
+
diff --git a/prog/udunits2prog.info b/prog/udunits2prog.info
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diff --git a/prog/udunits2prog.pdf b/prog/udunits2prog.pdf
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diff --git a/prog/udunits2prog.texi b/prog/udunits2prog.texi
new file mode 100644
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--- /dev/null
+++ b/prog/udunits2prog.texi
@@ -0,0 +1,149 @@
+\input texinfo  @c -*-texinfo-*-
+ at c %**start of header
+ at setfilename udunits2prog.info
+ at settitle udunits2 Program Guide
+ at c %**end of header
+ at dircategory Science
+ at direntry
+* udunits2: (udunits2prog).     The Unidata units-conversion program.
+ at end direntry
+ at copying
+ at include COPYRIGHT
+ at end copying
+
+ at titlepage
+ at title The @code{udunits2} Program
+ at author Steven R. Emmerson
+
+ at page
+ at vskip 0pt plus 1filll
+ at insertcopying
+ at end titlepage
+
+ at contents
+
+ at ifnottex
+ at node Top, Synopsis, (dir), (dir)
+ at top udunits2
+This manual describes how to use the @code{udunits2} program.
+This program allows you to discover the definition of a unit
+as well as convert numeric values between compatible units.
+
+ at insertcopying
+ at end ifnottex
+
+ at menu
+* Synopsis::            Terse usage example
+* Options::             Command-line options
+* Description::         Description of the program
+* See Also::            Additional information
+* Complete Index::      Complete index
+ at end menu
+
+ at node Synopsis, Options, Top, Top
+ at chapter Synopsis
+ at cindex synopsis
+
+ at example
+udunits2 -h
+ at end example
+
+ at example
+udunits2 [-A|-L|-U] [-r] [-H have] [-W want] [XML_file]
+ at end example
+
+ at node Options, Description, Synopsis, Top
+ at chapter Options
+ at cindex options
+
+The following options and arguments are supported:
+
+ at table @code
+ at item -A
+Use the ASCII character-set.
+ at item -L
+Use the ISO Latin-1 (ISO-8859-1) character-set.
+ at item -U
+Use the full Unicode character-set with UTF-8 encoding.
+ at item -h
+Print a help message.
+ at item -r
+Reveal any problems with the units database (by default, no error messages are
+printed during import of the database).
+ at item -H have
+Use @code{have} unit for conversion. The default is the reply to the prompt.
+ at item -W want
+Use @code{want} unit for conversion. An empty string requests the definition of
+the @code{have} unit. The default is the reply to the prompt.
+ at item XML_file
+The pathname of the XML-formatted units database.
+If not specified, then the default, compile-time pathname is used.
+ at end table
+
+ at node Description, See Also, Options, Top
+ at chapter Description
+
+When successfully started without the @code{-H have} or @code{-W want} options,
+the program will print the prompt
+
+ at example
+You have: 
+ at end example
+
+At this point you can exit the program by entering the end-of-file character
+(usually control-D) or continue by entering either a value or a unit.
+(a value comprises a numerical value and a unit.
+For example, 
+
+ at example
+You have: 80 km/h
+You want: 
+ at end example
+
+At this point, if you enter a blank line, then the program will assume
+that you entered a unit in the previous line and will print
+the definition of that unit in terms of the base units of the
+unit-system that it imported on startup.  For example,
+
+ at example
+You have: 80 km/h
+You want: 
+    22.2222222222222 m.s-1
+You have:
+ at end example
+
+Details of the formatting depend on the character-set being used.
+ at xref{Options}.
+
+Alternatively, at the ``@kbd{You want:}'' prompt you can enter the unit
+in which you want the previously-entered value.
+For example,
+
+ at example
+You have: 80 km/h
+You want: mi/h
+    80 km/h = 49.7097 mi/h
+    x/(mi/h) = 0.621371*(x/(km/h))
+You have:
+ at end example
+
+The first line after ``@kbd{You want:}'' shows the ``have'' value in the 
+desired ``want'' unit.
+
+The second line shows the transformation between numerical values
+in the ``have'' unit to numerical values in the ``want'' unit.  The
+symbol ``@kbd{x}'' represents the physical quantity in question.
+See @url{http://physics.nist.gov/Pubs/SP811/sec07.html}.
+
+ at node See Also, Complete Index, Description, Top
+ at chapter See Also
+
+ at xref{Top, , UDUNITS-2, udunits2lib, The UDUNITS-2 C API Guide}, for
+information on the UDUNITS-2 library, which is used by this program.
+
+ at node Complete Index, , See Also, Top
+ at unnumbered Index
+
+ at printindex cp
+
+ at bye
diff --git a/stamp-vti b/stamp-vti
new file mode 100644
index 0000000..56f73b0
--- /dev/null
+++ b/stamp-vti
@@ -0,0 +1,4 @@
+ at set UPDATED 2 September 2014
+ at set UPDATED-MONTH September 2014
+ at set EDITION 2.2.17
+ at set VERSION 2.2.17
diff --git a/udunits2.html b/udunits2.html
new file mode 100644
index 0000000..6f1aff7
--- /dev/null
+++ b/udunits2.html
@@ -0,0 +1,586 @@
+<html lang="en">
+<head>
+<title>UDUNITS 2.2.17 Manual</title>
+<meta http-equiv="Content-Type" content="text/html">
+<meta name="description" content="UDUNITS 2.2.17 Manual">
+<meta name="generator" content="makeinfo 4.13">
+<link title="Top" rel="top" href="#Top">
+<link href="http://www.gnu.org/software/texinfo/" rel="generator-home" title="Texinfo Homepage">
+<!--
+
+   Copyright 2014 University Corporation for Atmospheric Research and contributors.
+All rights reserved.
+
+This software was developed by the Unidata Program Center of the
+University Corporation for Atmospheric Research (UCAR)
+<http://www.unidata.ucar.edu>.
+
+Redistribution and use in source and binary forms, with or without modification,
+are permitted provided that the following conditions are met:
+
+   1) Redistributions of source code must retain the above copyright notice,
+      this list of conditions and the following disclaimer.
+   2) Redistributions in binary form must reproduce the above copyright notice,
+      this list of conditions and the following disclaimer in the documentation
+      and/or other materials provided with the distribution.
+   3) Neither the names of the development group, the copyright holders, nor the
+      names of contributors may be used to endorse or promote products derived
+      from this software without specific prior written permission.
+   4) This license shall terminate automatically and you may no longer exercise
+      any of the rights granted to you by this license as of the date you
+      commence an action, including a cross-claim or counterclaim, against
+      the copyright holders or any contributor alleging that this software
+      infringes a patent. This termination provision shall not apply for an
+      action alleging patent infringement by combinations of this software with
+      other software or hardware.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE CONTRIBUTORS
+OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS WITH THE SOFTWARE.
+-->
+<meta http-equiv="Content-Style-Type" content="text/css">
+<style type="text/css"><!--
+  pre.display { font-family:inherit }
+  pre.format  { font-family:inherit }
+  pre.smalldisplay { font-family:inherit; font-size:smaller }
+  pre.smallformat  { font-family:inherit; font-size:smaller }
+  pre.smallexample { font-size:smaller }
+  pre.smalllisp    { font-size:smaller }
+  span.sc    { font-variant:small-caps }
+  span.roman { font-family:serif; font-weight:normal; } 
+  span.sansserif { font-family:sans-serif; font-weight:normal; } 
+--></style>
+</head>
+<body>
+<h1 class="settitle">UDUNITS 2.2.17 Manual</h1>
+<div class="contents">
+<h2>Table of Contents</h2>
+<ul>
+<li><a name="toc_Top" href="#Top">UDUNITS-2</a>
+<li><a name="toc_Introduction" href="#Introduction">1 Introduction</a>
+<li><a name="toc_Differences" href="#Differences">2 How This Package Differs from the Original <code>UDUNITS</code> Package</a>
+<li><a name="toc_Installation" href="#Installation">3 Installing this Package</a>
+<ul>
+<li><a href="#Binary">3.1 Installing from a Binary Distribution</a>
+<ul>
+<li><a href="#Binary">3.1.1 64-bit CentOS 6.4</a>
+<li><a href="#Binary">3.1.2 32-bit Ubuntu 12</a>
+</li></ul>
+<li><a href="#Source">3.2 Installing from a Source Distribution</a>
+<ul>
+<li><a href="#Prerequisites">3.2.1 Prerequisites for This Package</a>
+<li><a href="#Obtain">3.2.2 Obtaining this Package</a>
+<li><a href="#Unix">3.2.3 Unix Installation Instructions</a>
+<ul>
+<li><a href="#Autoconf">3.2.3.1 Autoconf-based Installation</a>
+<li><a href="#CMake">3.2.3.2 CMake-based Installation</a>
+</li></ul>
+<li><a href="#Windows">3.2.4 Windows Installation Instructions</a>
+</li></ul>
+</li></ul>
+<li><a name="toc_Library" href="#Library">4 Unit Library</a>
+<li><a name="toc_Utility" href="#Utility">5 Unit Utility</a>
+<li><a name="toc_Database" href="#Database">6 The Units Database</a>
+<li><a name="toc_Support" href="#Support">7 Support for this Package</a>
+<li><a name="toc_Complete-Index" href="#Complete-Index">Index</a>
+</li></ul>
+</div>
+
+
+
+<div class="node">
+<a name="Top"></a>
+<p><hr>
+Next: <a rel="next" accesskey="n" href="#Introduction">Introduction</a>,
+Previous: <a rel="previous" accesskey="p" href="#dir">(dir)</a>,
+Up: <a rel="up" accesskey="u" href="#dir">(dir)</a>
+
+</div>
+
+<h2 class="unnumbered">UDUNITS-2</h2>
+
+<p>This manual describes the UDUNITS-2 package, which contains
+a C library for units of physical quantities and a unit-definition
+and value-conversion utility.
+
+   <p>Copyright 2014 University Corporation for Atmospheric Research and contributors. 
+All rights reserved.
+
+   <p>This software was developed by the Unidata Program Center of the
+University Corporation for Atmospheric Research (UCAR)
+<http://www.unidata.ucar.edu>.
+
+   <p>Redistribution and use in source and binary forms, with or without modification,
+are permitted provided that the following conditions are met:
+
+   <p>1) Redistributions of source code must retain the above copyright notice,
+      this list of conditions and the following disclaimer. 
+   2) Redistributions in binary form must reproduce the above copyright notice,
+      this list of conditions and the following disclaimer in the documentation
+      and/or other materials provided with the distribution. 
+   3) Neither the names of the development group, the copyright holders, nor the
+      names of contributors may be used to endorse or promote products derived
+      from this software without specific prior written permission. 
+   4) This license shall terminate automatically and you may no longer exercise
+      any of the rights granted to you by this license as of the date you
+      commence an action, including a cross-claim or counterclaim, against
+      the copyright holders or any contributor alleging that this software
+      infringes a patent. This termination provision shall not apply for an
+      action alleging patent infringement by combinations of this software with
+      other software or hardware.
+
+   <p>THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE CONTRIBUTORS
+OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS WITH THE SOFTWARE.
+
+<ul class="menu">
+<li><a accesskey="1" href="#Introduction">Introduction</a>:         Introduction
+<li><a accesskey="2" href="#Differences">Differences</a>: 		    How this package differs from the UDUNITS-1 package
+<li><a accesskey="3" href="#Installation">Installation</a>:         Installing this package
+<li><a accesskey="4" href="#Library">Library</a>:              The unit library
+<li><a accesskey="5" href="#Utility">Utility</a>:              The unit utility
+<li><a accesskey="6" href="#Database">Database</a>:             The unit database
+<li><a accesskey="7" href="#Support">Support</a>:              Support for this package
+<li><a accesskey="8" href="#Complete-Index">Complete Index</a>:       Complete index
+</ul>
+
+<div class="node">
+<a name="Introduction"></a>
+<p><hr>
+Next: <a rel="next" accesskey="n" href="#Differences">Differences</a>,
+Previous: <a rel="previous" accesskey="p" href="#Top">Top</a>,
+Up: <a rel="up" accesskey="u" href="#Top">Top</a>
+
+</div>
+
+<h2 class="chapter">1 Introduction</h2>
+
+<p><a name="index-Introduction-1"></a>
+The UDUNITS-2 package provides support for units of physical quantities. 
+Its three main components are: 1) <a href="udunits2lib.html#Top">a C library</a>
+for units of physical quantities;
+2) <a href="udunits2prog.html#Top">a utility</a>;
+for obtaining the definition of a unit and for
+converting numeric values between compatible units;
+and 3) an <a href="#Database">extensive database of units</a>.
+
+<div class="node">
+<a name="Differences"></a>
+<p><hr>
+Next: <a rel="next" accesskey="n" href="#Installation">Installation</a>,
+Previous: <a rel="previous" accesskey="p" href="#Introduction">Introduction</a>,
+Up: <a rel="up" accesskey="u" href="#Top">Top</a>
+
+</div>
+
+<h2 class="chapter">2 How This Package Differs from the Original <code>UDUNITS</code> Package</h2>
+
+<p>The <code>UDUNIT-2</code> package differs from the <code>UDUNITS-1</code>
+package in the following ways:
+     <ul>
+<li><strong>Support for non-ASCII characters:</strong>
+The <code>UDUNITS-1</code>
+package only supports the ASCII character set.  The <code>UDUNITS-2</code>
+package supports the following character sets: ASCII, ISO 8859-1 (Latin-1),
+and the UTF-8 encoding of ISO 10646 (Unicode).  This means that unit
+string specifications like "<code>µ°F·Ω⁻¹</code>" are now supported (your
+viewer must support UTF-8 to display this string correctly).
+
+     <li><strong>Support for logarithmic units:</strong>  The unit string
+specification "<code>0.1 lg(re 1 mW)</code>" specifies a deciBel unit with a
+one milliwatt reference level. 
+Such units are fully integrated into the package and all meaningful
+operations and conversions are supported.
+
+     <li><strong>Persistent value converters:</strong>
+It is now possible to obtain a <em>converter</em> data-object, which can
+be used to convert numeric values in one unit to numeric values in another,
+compatible unit.  The values can be <code>float</code>, <code>double</code>, or
+one-dimensional arrays of <code>float</code>s or <code>double</code>s.
+
+     <li><strong>Improved API:</strong>  Due to the above changes, it was not
+possible to keep the application programming interface (API) of the
+<code>UDUNITS-1</code> package.  The new interface, however, is easily
+understood and easy to use.  To support backward comptibility,
+the package does contain a version 1 C API, which uses the version 2
+library.
+
+     <li><strong>XML unit database:</strong>  The unit database is encoded using
+human-readable XML rather than a custom format.  The XML
+parser included in the package supports an <em><import></em> element to
+allow easy and convenient customization.
+
+     <li><strong>No Fortran or Perl API:</strong>  Interfaces for these languages
+have not yet been created.  Contact
+<a href="mailto:support-udunits at unidata.ucar.edu">support-udunits at unidata.ucar.edu</a> if you are interested in
+helping to create these interfaces.
+
+   </ul>
+
+   <p>One thing that has not changed is that almost all unit string specifications
+understood by the <code>UDUNITS-1</code> package are also
+understood by the <code>UDUNITS-2</code> package.  One exception is
+the symbol <code>g</code>, which in version 1 of the package was associated with
+standard free fall (a unit of accelleration) but which is associated
+with the unit gram in version 2 of the package.
+
+<div class="node">
+<a name="Installation"></a>
+<p><hr>
+Next: <a rel="next" accesskey="n" href="#Library">Library</a>,
+Previous: <a rel="previous" accesskey="p" href="#Differences">Differences</a>,
+Up: <a rel="up" accesskey="u" href="#Top">Top</a>
+
+</div>
+
+<h2 class="chapter">3 Installing this Package</h2>
+
+<p><a name="index-installation-2"></a>
+
+<ul class="menu">
+<li><a accesskey="1" href="#Binary">Binary</a>:               Installing from a binary distribution
+<li><a accesskey="2" href="#Source">Source</a>:               Installing from a source distribution
+</ul>
+
+<div class="node">
+<a name="Binary"></a>
+<p><hr>
+Next: <a rel="next" accesskey="n" href="#Source">Source</a>,
+Up: <a rel="up" accesskey="u" href="#Installation">Installation</a>
+
+</div>
+
+<h3 class="section">3.1 Installing from a Binary Distribution</h3>
+
+<p><a name="index-Installation_002c-binary-3"></a>
+
+<h4 class="subsection">3.1.1 64-bit CentOS 6.4</h4>
+
+<p>If your operating system is compatible with 64-bit CentOS 6.4 (e.g., your system
+is 64-bit CentOS, Fedora, or RedHat), then create the file
+<code>/etc/yum.repos.d/unidata.repo</code> with the following contents:
+
+<pre class="example">     [unidata]
+     name=Unidata Repository
+     baseurl=http://www.unidata.ucar.edu/repos/yum/CentOS/6/$basearch
+     enabled=1
+</pre>
+   <p>You should then be able to install this package in the usual manner. 
+For example,
+
+<pre class="example">     su -
+     yum install udunits
+</pre>
+   <h4 class="subsection">3.1.2 32-bit Ubuntu 12</h4>
+
+<p>If your operating system is compatible with 32-bit Ubuntu 12 (precious pangolin)
+(e.g., your system is 32-bit Debian or Ubuntu), then add the following line to
+the file <code>/etc/apt/sources.list</code> or
+<code>/etc/apt/sources.list.d/unidata.list</code>:
+
+<pre class="example">     deb http://www.unidata.ucar.edu/repos/apt i386/
+</pre>
+   <p>You should then be able to install this package in the usual manner. 
+For example,
+
+<pre class="example">     su -
+     apt-get update
+     apt-get install udunits
+</pre>
+   <div class="node">
+<a name="Source"></a>
+<p><hr>
+Previous: <a rel="previous" accesskey="p" href="#Binary">Binary</a>,
+Up: <a rel="up" accesskey="u" href="#Installation">Installation</a>
+
+</div>
+
+<h3 class="section">3.2 Installing from a Source Distribution</h3>
+
+<p><a name="index-Installation_002c-source-4"></a>
+
+<ul class="menu">
+<li><a accesskey="1" href="#Prerequisites">Prerequisites</a>:        Prerequisites for this package
+<li><a accesskey="2" href="#Obtain">Obtain</a>:               Obtaining this package
+<li><a accesskey="3" href="#Unix">Unix</a>:                 Installing on Unix-like environments
+<li><a accesskey="4" href="#Windows">Windows</a>:              Installing on Windows environments
+</ul>
+
+<div class="node">
+<a name="Prerequisites"></a>
+<p><hr>
+Next: <a rel="next" accesskey="n" href="#Obtain">Obtain</a>,
+Up: <a rel="up" accesskey="u" href="#Source">Source</a>
+
+</div>
+
+<h4 class="subsection">3.2.1 Prerequisites for This Package</h4>
+
+<p><a name="index-prerequisites-for-this-package-5"></a>
+The Expat library and header-files must be installed. Look for the library
+"libexpat" and the header-file "expat.h".
+
+   <p>If this package is to be tested (which is optional), then the CUnit library
+and header-files must be installed. Look for the library "libcunit" and the
+header-files "CUnit/CUnit.h" and "CUnit/Basic.h".
+
+   <p>If this package is to be built on a Windows system, then the CMake and MinGW
+packages must be installed. Look for the utility "cmake" and the
+directory/folder "MinGW".
+
+<div class="node">
+<a name="Obtain"></a>
+<p><hr>
+Next: <a rel="next" accesskey="n" href="#Unix">Unix</a>,
+Previous: <a rel="previous" accesskey="p" href="#Prerequisites">Prerequisites</a>,
+Up: <a rel="up" accesskey="u" href="#Source">Source</a>
+
+</div>
+
+<h4 class="subsection">3.2.2 Obtaining this Package</h4>
+
+<p><a name="index-obtaining-this-package-6"></a>
+Get the source for this package from its download-page at
+<a href="ftp://ftp.unidata.ucar.edu/pub/udunits/">ftp://ftp.unidata.ucar.edu/pub/udunits/</a>
+and unpack it in an appropriate place. For example,
+
+<pre class="example">     su -
+     cd /usr/local/src
+     wget -O - ftp://ftp.unidata.ucar.edu/pub/udunits/udunits-2.2.17-Source.tar.gz |
+     gunzip -c | pax -r
+</pre>
+   <div class="node">
+<a name="Unix"></a>
+<p><hr>
+Next: <a rel="next" accesskey="n" href="#Windows">Windows</a>,
+Previous: <a rel="previous" accesskey="p" href="#Obtain">Obtain</a>,
+Up: <a rel="up" accesskey="u" href="#Source">Source</a>
+
+</div>
+
+<h4 class="subsection">3.2.3 Unix Installation Instructions</h4>
+
+<ul class="menu">
+<li><a accesskey="1" href="#Autoconf">Autoconf</a>:     Autoconf-based installation
+<li><a accesskey="2" href="#CMake">CMake</a>:        CMake-based installation
+</ul>
+
+<div class="node">
+<a name="Autoconf"></a>
+<p><hr>
+Next: <a rel="next" accesskey="n" href="#CMake">CMake</a>,
+Up: <a rel="up" accesskey="u" href="#Unix">Unix</a>
+
+</div>
+
+<h5 class="subsubsection">3.2.3.1 Autoconf-based Installation</h5>
+
+<p>Short instructions:
+
+<pre class="example">     ./configure [--prefix=<var>root</var>] [--disable-shared] [CC=<var>path</var>]
+     make
+     make check                      # optional; requires CUNIT installation
+     make install                    # also installs INFO documentation
+     make install-html install-pdf   # optional
+     make clean
+</pre>
+   <p>By default, the installation root is <code>/usr/local</code>.
+
+   <p>Long instructions:
+
+     <ol type=1 start=1>
+<li>Go to the top-level source-directory of this package, e.g.,
+     <pre class="example">          cd udunits-2.2.17
+</pre>
+     <li>If necessary, clean-up from a previous installation attempt by making
+the <code>distclean</code> target using the <var>make</var> utility from step 2:
+     <pre class="example">          <var>make</var> distclean
+</pre>
+     <p>The option <code>--disable-shared</code> causes the build process to create
+a static library only: a sharable library is not created. 
+This option is necessary if the <code>libtool</code> utility that's included
+in this package can't build a sharable library using the given compiler.
+
+     <li>Execute the <code>configure</code> script. 
+Specify the installation prefix, the compiler from the
+previous step, and any required option. 
+For example, if you are on an HP-UX system and want to use
+the <code>/bin/c89</code> compiler and install under <code>/opt</code>,
+then the following command is appropriate:
+
+     <pre class="example">          ./configure --prefix=/opt --disable-shared CC=/bin/c89
+</pre>
+     <p>If the installation prefix is not specified, then the default
+is to install under <code>/usr/local</code>.
+
+     <p>If the compiler isn't specified, then the default is to use
+<code>gcc</code>.
+
+     <li>Build this package by making the default target using the <var>make</var> utility
+from step 2:
+     <pre class="example">          <var>make</var>
+</pre>
+     <li>If you wish to verify that this package works correctly,
+then make the <code>check</code> target using the
+<var>make</var> utility from step 2:
+     <pre class="example">          <var>make</var> check
+</pre>
+     <p>This step is only effective if the <code>configure</code> script found an
+installed <code>CUNIT</code> unit-testing package.  If that package wasn't
+found, then the above command will quickly exit without testing this
+package.
+
+     <li>Install the <a href="udunits2lib.html#Top">library</a>,
+<a href="udunits2prog.html#Top">utility</a>, header-files, units-database, and
+INFO documentation files by making
+the <code>install</code> target using the <var>make</var> utility from
+step 2:
+     <pre class="example">          <var>make</var> install
+</pre>
+     <li>If desired, install the HTML and PDF documentation files by making
+one or more of the following targets
+using the <var>make</var> utility from step 2:
+     <pre class="example">          <var>make</var> install-html install-pdf
+</pre>
+     <li>Clean up by making the <code>clean</code> target using the <var>make</var> utility
+from step 2:
+     <pre class="example">          <var>make</var> clean
+</pre>
+     </ol>
+
+<div class="node">
+<a name="CMake"></a>
+<p><hr>
+Previous: <a rel="previous" accesskey="p" href="#Autoconf">Autoconf</a>,
+Up: <a rel="up" accesskey="u" href="#Unix">Unix</a>
+
+</div>
+
+<h5 class="subsubsection">3.2.3.2 CMake-based Installation</h5>
+
+<pre class="example">     cmake
+     make all [test] install [install_test]
+</pre>
+   <p>where the arguments in square brackets are optional.
+
+<div class="node">
+<a name="Windows"></a>
+<p><hr>
+Previous: <a rel="previous" accesskey="p" href="#Unix">Unix</a>,
+Up: <a rel="up" accesskey="u" href="#Source">Source</a>
+
+</div>
+
+<h4 class="subsection">3.2.4 Windows Installation Instructions</h4>
+
+<p>Currently, only a 32-bit <a href="http://www.mingw.org">MinGW</a>-based installation is
+supported:
+
+<pre class="example">     cmake -G "MinGW Makefiles"
+     cmake --build . [-DCMAKE_INSTALL_PREFIX=<em>dir</em>] -- all [test] install [install_test]
+</pre>
+   <p>where arguments in square brackets are optional.
+
+   <p>The default installation-prefix is
+"<code>C:\Program Files (x86)\udunits-2.</code><var>minor</var>.<var>bug</var>", where
+<var>minor</var> and <var>bug</var> are the minor version and bug-fix level,
+respectively.
+
+<div class="node">
+<a name="Library"></a>
+<p><hr>
+Next: <a rel="next" accesskey="n" href="#Utility">Utility</a>,
+Previous: <a rel="previous" accesskey="p" href="#Installation">Installation</a>,
+Up: <a rel="up" accesskey="u" href="#Top">Top</a>
+
+</div>
+
+<h2 class="chapter">4 Unit Library</h2>
+
+<p><a name="index-Library_002c--unit-7"></a>See <a href="udunits2lib.html#UDUNITS-Library">UDUNITS Library</a>, for details on this package's unit library.
+
+<div class="node">
+<a name="Utility"></a>
+<p><hr>
+Next: <a rel="next" accesskey="n" href="#Database">Database</a>,
+Previous: <a rel="previous" accesskey="p" href="#Library">Library</a>,
+Up: <a rel="up" accesskey="u" href="#Top">Top</a>
+
+</div>
+
+<h2 class="chapter">5 Unit Utility</h2>
+
+<p><a name="index-Utility_002c--unit-8"></a>See <a href="udunits2prog.html#UDUNITS-Utility">UDUNITS Utility</a>, for details on this package's unit
+utility.
+
+<div class="node">
+<a name="Database"></a>
+<p><hr>
+Next: <a rel="next" accesskey="n" href="#Support">Support</a>,
+Previous: <a rel="previous" accesskey="p" href="#Utility">Utility</a>,
+Up: <a rel="up" accesskey="u" href="#Top">Top</a>
+
+</div>
+
+<h2 class="chapter">6 The Units Database</h2>
+
+<p><a name="index-database-9"></a>
+The database for the UDUNITS-2 package comprises one XML file containing
+unit prefixes and four XML files containing unit definitions:
+
+     <ul>
+<li><a href="../../udunits/udunits2-prefixes.xml">SI unit prefixes</a>
+<li><a href="../../udunits/udunits2-base.xml">SI base units</a>
+<li><a href="../../udunits/udunits2-derived.xml">SI derived units</a>
+<li><a href="../../udunits/udunits2-accepted.xml">Units accepted for use with the SI</a>
+<li><a href="../../udunits/udunits2-common.xml">Non-SI units</a>
+</ul>
+
+<div class="node">
+<a name="Support"></a>
+<p><hr>
+Next: <a rel="next" accesskey="n" href="#Complete-Index">Complete Index</a>,
+Previous: <a rel="previous" accesskey="p" href="#Database">Database</a>,
+Up: <a rel="up" accesskey="u" href="#Top">Top</a>
+
+</div>
+
+<h2 class="chapter">7 Support for this Package</h2>
+
+<p><a name="index-support-10"></a><a name="index-package_002c-support-11"></a>
+The home-page for this package can be found at
+<a href="http://www.unidata.ucar.edu/software/udunits/">http://www.unidata.ucar.edu/software/udunits/</a>.
+
+   <p>Bug reports should be sent to
+<a href="mailto:support-udunits at unidata.ucar.edu">support-udunits at unidata.ucar.edu</a>.
+
+<div class="node">
+<a name="Complete-Index"></a>
+<p><hr>
+Previous: <a rel="previous" accesskey="p" href="#Support">Support</a>,
+Up: <a rel="up" accesskey="u" href="#Top">Top</a>
+
+</div>
+
+<h2 class="unnumbered">Index</h2>
+
+<ul class="index-cp" compact>
+<li><a href="#index-database-9">database</a>: <a href="#Database">Database</a></li>
+<li><a href="#index-installation-2">installation</a>: <a href="#Installation">Installation</a></li>
+<li><a href="#index-Installation_002c-binary-3">Installation, binary</a>: <a href="#Binary">Binary</a></li>
+<li><a href="#index-Installation_002c-source-4">Installation, source</a>: <a href="#Source">Source</a></li>
+<li><a href="#index-Introduction-1">Introduction</a>: <a href="#Introduction">Introduction</a></li>
+<li><a href="#index-Library_002c--unit-7">Library,  unit</a>: <a href="#Library">Library</a></li>
+<li><a href="#index-obtaining-this-package-6">obtaining this package</a>: <a href="#Obtain">Obtain</a></li>
+<li><a href="#index-package_002c-support-11">package, support</a>: <a href="#Support">Support</a></li>
+<li><a href="#index-prerequisites-for-this-package-5">prerequisites for this package</a>: <a href="#Prerequisites">Prerequisites</a></li>
+<li><a href="#index-support-10">support</a>: <a href="#Support">Support</a></li>
+<li><a href="#index-Utility_002c--unit-8">Utility,  unit</a>: <a href="#Utility">Utility</a></li>
+   </ul></body></html>
+
diff --git a/udunits2.info b/udunits2.info
new file mode 100644
index 0000000..0417c60
--- /dev/null
+++ b/udunits2.info
@@ -0,0 +1,464 @@
+This is udunits2.info, produced by makeinfo version 4.13 from
+udunits2.texi.
+
+INFO-DIR-SECTION Science
+START-INFO-DIR-ENTRY
+* udunits-2: (udunits2).  The Unidata package for units of physical quantities.
+END-INFO-DIR-ENTRY
+   Copyright 2014 University Corporation for Atmospheric Research and
+contributors.  All rights reserved.
+
+   This software was developed by the Unidata Program Center of the
+University Corporation for Atmospheric Research (UCAR)
+<http://www.unidata.ucar.edu>.
+
+   Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are
+met:
+
+   1) Redistributions of source code must retain the above copyright
+notice,       this list of conditions and the following disclaimer.
+2) Redistributions in binary form must reproduce the above copyright
+notice,       this list of conditions and the following disclaimer in
+the documentation       and/or other materials provided with the
+distribution.     3) Neither the names of the development group, the
+copyright holders, nor the       names of contributors may be used to
+endorse or promote products derived       from this software without
+specific prior written permission.     4) This license shall terminate
+automatically and you may no longer exercise       any of the rights
+granted to you by this license as of the date you       commence an
+action, including a cross-claim or counterclaim, against       the
+copyright holders or any contributor alleging that this software
+infringes a patent. This termination provision shall not apply for an
+   action alleging patent infringement by combinations of this software
+with       other software or hardware.
+
+   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+IN NO EVENT SHALL THE CONTRIBUTORS OR COPYRIGHT HOLDERS BE LIABLE FOR
+ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
+CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH
+THE SOFTWARE OR THE USE OR OTHER DEALINGS WITH THE SOFTWARE.
+
+
+File: udunits2.info,  Node: Top,  Next: Introduction,  Prev: (dir),  Up: (dir)
+
+UDUNITS-2
+*********
+
+This manual describes the UDUNITS-2 package, which contains a C library
+for units of physical quantities and a unit-definition and
+value-conversion utility.
+
+   Copyright 2014 University Corporation for Atmospheric Research and
+contributors.  All rights reserved.
+
+   This software was developed by the Unidata Program Center of the
+University Corporation for Atmospheric Research (UCAR)
+<http://www.unidata.ucar.edu>.
+
+   Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are
+met:
+
+   1) Redistributions of source code must retain the above copyright
+notice,       this list of conditions and the following disclaimer.
+2) Redistributions in binary form must reproduce the above copyright
+notice,       this list of conditions and the following disclaimer in
+the documentation       and/or other materials provided with the
+distribution.     3) Neither the names of the development group, the
+copyright holders, nor the       names of contributors may be used to
+endorse or promote products derived       from this software without
+specific prior written permission.     4) This license shall terminate
+automatically and you may no longer exercise       any of the rights
+granted to you by this license as of the date you       commence an
+action, including a cross-claim or counterclaim, against       the
+copyright holders or any contributor alleging that this software
+infringes a patent. This termination provision shall not apply for an
+   action alleging patent infringement by combinations of this software
+with       other software or hardware.
+
+   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+IN NO EVENT SHALL THE CONTRIBUTORS OR COPYRIGHT HOLDERS BE LIABLE FOR
+ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
+CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH
+THE SOFTWARE OR THE USE OR OTHER DEALINGS WITH THE SOFTWARE.
+
+* Menu:
+
+* Introduction::        Introduction
+* Differences::		    How this package differs from the UDUNITS-1 package
+* Installation::        Installing this package
+* Library::             The unit library
+* Utility::             The unit utility
+* Database::            The unit database
+* Support::             Support for this package
+* Complete Index::      Complete index
+
+
+File: udunits2.info,  Node: Introduction,  Next: Differences,  Prev: Top,  Up: Top
+
+1 Introduction
+**************
+
+The UDUNITS-2 package provides support for units of physical quantities.
+Its three main components are: 1) *note a C library: (udunits2lib)Top.
+for units of physical quantities; 2) *note a utility:
+(udunits2prog)Top.; for obtaining the definition of a unit and for
+converting numeric values between compatible units; and 3) an *note
+extensive database of units: Database.
+
+
+File: udunits2.info,  Node: Differences,  Next: Installation,  Prev: Introduction,  Up: Top
+
+2 How This Package Differs from the Original `UDUNITS' Package
+**************************************************************
+
+The `UDUNIT-2' package differs from the `UDUNITS-1' package in the
+following ways:
+   * *Support for non-ASCII characters:* The `UDUNITS-1' package only
+     supports the ASCII character set.  The `UDUNITS-2' package
+     supports the following character sets: ASCII, ISO 8859-1 (Latin-1),
+     and the UTF-8 encoding of ISO 10646 (Unicode).  This means that
+     unit string specifications like "`µ°F·Ω⁻¹'" are now supported (your
+     viewer must support UTF-8 to display this string correctly).
+
+   * *Support for logarithmic units:*  The unit string specification
+     "`0.1 lg(re 1 mW)'" specifies a deciBel unit with a one milliwatt
+     reference level.  Such units are fully integrated into the package
+     and all meaningful operations and conversions are supported.
+
+   * *Persistent value converters:* It is now possible to obtain a
+     _converter_ data-object, which can be used to convert numeric
+     values in one unit to numeric values in another, compatible unit.
+     The values can be `float', `double', or one-dimensional arrays of
+     `float's or `double's.
+
+   * *Improved API:*  Due to the above changes, it was not possible to
+     keep the application programming interface (API) of the
+     `UDUNITS-1' package.  The new interface, however, is easily
+     understood and easy to use.  To support backward comptibility, the
+     package does contain a version 1 C API, which uses the version 2
+     library.
+
+   * *XML unit database:*  The unit database is encoded using
+     human-readable XML rather than a custom format.  The XML parser
+     included in the package supports an _<import>_ element to allow
+     easy and convenient customization.
+
+   * *No Fortran or Perl API:*  Interfaces for these languages have not
+     yet been created.  Contact <support-udunits at unidata.ucar.edu> if
+     you are interested in helping to create these interfaces.
+
+
+   One thing that has not changed is that almost all unit string
+specifications understood by the `UDUNITS-1' package are also
+understood by the `UDUNITS-2' package.  One exception is the symbol
+`g', which in version 1 of the package was associated with standard
+free fall (a unit of accelleration) but which is associated with the
+unit gram in version 2 of the package.
+
+
+File: udunits2.info,  Node: Installation,  Next: Library,  Prev: Differences,  Up: Top
+
+3 Installing this Package
+*************************
+
+* Menu:
+
+* Binary::              Installing from a binary distribution
+* Source::              Installing from a source distribution
+
+
+File: udunits2.info,  Node: Binary,  Next: Source,  Up: Installation
+
+3.1 Installing from a Binary Distribution
+=========================================
+
+3.1.1 64-bit CentOS 6.4
+-----------------------
+
+If your operating system is compatible with 64-bit CentOS 6.4 (e.g.,
+your system is 64-bit CentOS, Fedora, or RedHat), then create the file
+`/etc/yum.repos.d/unidata.repo' with the following contents:
+
+     [unidata]
+     name=Unidata Repository
+     baseurl=http://www.unidata.ucar.edu/repos/yum/CentOS/6/$basearch
+     enabled=1
+
+   You should then be able to install this package in the usual manner.
+For example,
+
+     su -
+     yum install udunits
+
+3.1.2 32-bit Ubuntu 12
+----------------------
+
+If your operating system is compatible with 32-bit Ubuntu 12 (precious
+pangolin) (e.g., your system is 32-bit Debian or Ubuntu), then add the
+following line to the file `/etc/apt/sources.list' or
+`/etc/apt/sources.list.d/unidata.list':
+
+     deb http://www.unidata.ucar.edu/repos/apt i386/
+
+   You should then be able to install this package in the usual manner.
+For example,
+
+     su -
+     apt-get update
+     apt-get install udunits
+
+
+File: udunits2.info,  Node: Source,  Prev: Binary,  Up: Installation
+
+3.2 Installing from a Source Distribution
+=========================================
+
+* Menu:
+
+* Prerequisites::       Prerequisites for this package
+* Obtain::              Obtaining this package
+* Unix::                Installing on Unix-like environments
+* Windows::             Installing on Windows environments
+
+
+File: udunits2.info,  Node: Prerequisites,  Next: Obtain,  Up: Source
+
+3.2.1 Prerequisites for This Package
+------------------------------------
+
+The Expat library and header-files must be installed. Look for the
+library "libexpat" and the header-file "expat.h".
+
+   If this package is to be tested (which is optional), then the CUnit
+library and header-files must be installed. Look for the library
+"libcunit" and the header-files "CUnit/CUnit.h" and "CUnit/Basic.h".
+
+   If this package is to be built on a Windows system, then the CMake
+and MinGW packages must be installed. Look for the utility "cmake" and
+the directory/folder "MinGW".
+
+
+File: udunits2.info,  Node: Obtain,  Next: Unix,  Prev: Prerequisites,  Up: Source
+
+3.2.2 Obtaining this Package
+----------------------------
+
+Get the source for this package from its download-page at
+`ftp://ftp.unidata.ucar.edu/pub/udunits/' and unpack it in an
+appropriate place. For example,
+
+     su -
+     cd /usr/local/src
+     wget -O - ftp://ftp.unidata.ucar.edu/pub/udunits/udunits-2.2.17-Source.tar.gz |
+     gunzip -c | pax -r
+
+
+File: udunits2.info,  Node: Unix,  Next: Windows,  Prev: Obtain,  Up: Source
+
+3.2.3 Unix Installation Instructions
+------------------------------------
+
+* Menu:
+
+* Autoconf::    Autoconf-based installation
+* CMake::       CMake-based installation
+
+
+File: udunits2.info,  Node: Autoconf,  Next: CMake,  Up: Unix
+
+3.2.3.1 Autoconf-based Installation
+...................................
+
+Short instructions:
+
+     ./configure [--prefix=ROOT] [--disable-shared] [CC=PATH]
+     make
+     make check                      # optional; requires CUNIT installation
+     make install                    # also installs INFO documentation
+     make install-html install-pdf   # optional
+     make clean
+
+   By default, the installation root is `/usr/local'.
+
+   Long instructions:
+
+  1. Go to the top-level source-directory of this package, e.g.,
+          cd udunits-2.2.17
+
+  2. If necessary, clean-up from a previous installation attempt by
+     making the `distclean' target using the MAKE utility from step 2:
+          MAKE distclean
+
+     The option `--disable-shared' causes the build process to create a
+     static library only: a sharable library is not created.  This
+     option is necessary if the `libtool' utility that's included in
+     this package can't build a sharable library using the given
+     compiler.
+
+  3. Execute the `configure' script.  Specify the installation prefix,
+     the compiler from the previous step, and any required option.  For
+     example, if you are on an HP-UX system and want to use the
+     `/bin/c89' compiler and install under `/opt', then the following
+     command is appropriate:
+
+          ./configure --prefix=/opt --disable-shared CC=/bin/c89
+
+     If the installation prefix is not specified, then the default is
+     to install under `/usr/local'.
+
+     If the compiler isn't specified, then the default is to use `gcc'.
+
+  4. Build this package by making the default target using the MAKE
+     utility from step 2:
+          MAKE
+
+  5. If you wish to verify that this package works correctly, then make
+     the `check' target using the MAKE utility from step 2:
+          MAKE check
+     This step is only effective if the `configure' script found an
+     installed `CUNIT' unit-testing package.  If that package wasn't
+     found, then the above command will quickly exit without testing
+     this package.
+
+  6. Install the *note library: (udunits2lib)Top, *note utility:
+     (udunits2prog)Top, header-files, units-database, and INFO
+     documentation files by making the `install' target using the MAKE
+     utility from step 2:
+          MAKE install
+
+  7. If desired, install the HTML and PDF documentation files by making
+     one or more of the following targets using the MAKE utility from
+     step 2:
+          MAKE install-html install-pdf
+
+  8. Clean up by making the `clean' target using the MAKE utility from
+     step 2:
+          MAKE clean
+
+
+File: udunits2.info,  Node: CMake,  Prev: Autoconf,  Up: Unix
+
+3.2.3.2 CMake-based Installation
+................................
+
+     cmake
+     make all [test] install [install_test]
+
+   where the arguments in square brackets are optional.
+
+
+File: udunits2.info,  Node: Windows,  Prev: Unix,  Up: Source
+
+3.2.4 Windows Installation Instructions
+---------------------------------------
+
+Currently, only a 32-bit MinGW (http://www.mingw.org)-based
+installation is supported:
+
+     cmake -G "MinGW Makefiles"
+     cmake --build . [-DCMAKE_INSTALL_PREFIX=_dir_] -- all [test] install [install_test]
+
+   where arguments in square brackets are optional.
+
+   The default installation-prefix is "`C:\Program Files
+(x86)\udunits-2.'MINOR.BUG", where MINOR and BUG are the minor version
+and bug-fix level, respectively.
+
+
+File: udunits2.info,  Node: Library,  Next: Utility,  Prev: Installation,  Up: Top
+
+4 Unit Library
+**************
+
+*Note UDUNITS Library: (udunits2lib)UDUNITS Library, for details on
+this package's unit library.
+
+
+File: udunits2.info,  Node: Utility,  Next: Database,  Prev: Library,  Up: Top
+
+5 Unit Utility
+**************
+
+*Note UDUNITS Utility: (udunits2prog)UDUNITS Utility, for details on
+this package's unit utility.
+
+
+File: udunits2.info,  Node: Database,  Next: Support,  Prev: Utility,  Up: Top
+
+6 The Units Database
+********************
+
+The database for the UDUNITS-2 package comprises one XML file containing
+unit prefixes and four XML files containing unit definitions:
+
+   * SI unit prefixes (../../udunits/udunits2-prefixes.xml)
+
+   * SI base units (../../udunits/udunits2-base.xml)
+
+   * SI derived units (../../udunits/udunits2-derived.xml)
+
+   * Units accepted for use with the SI
+     (../../udunits/udunits2-accepted.xml)
+
+   * Non-SI units (../../udunits/udunits2-common.xml)
+
+
+File: udunits2.info,  Node: Support,  Next: Complete Index,  Prev: Database,  Up: Top
+
+7 Support for this Package
+**************************
+
+The home-page for this package can be found at
+`http://www.unidata.ucar.edu/software/udunits/'.
+
+   Bug reports should be sent to <support-udunits at unidata.ucar.edu>.
+
+
+File: udunits2.info,  Node: Complete Index,  Prev: Support,  Up: Top
+
+Index
+*****
+
+ [index ]
+* Menu:
+
+* database:                              Database.              (line 6)
+* installation:                          Installation.          (line 6)
+* Installation, binary:                  Binary.                (line 6)
+* Installation, source:                  Source.                (line 6)
+* Introduction:                          Introduction.          (line 6)
+* Library,  unit:                        Library.               (line 6)
+* obtaining this package:                Obtain.                (line 6)
+* package, support:                      Support.               (line 6)
+* prerequisites for this package:        Prerequisites.         (line 6)
+* support:                               Support.               (line 6)
+* Utility,  unit:                        Utility.               (line 6)
+
+
+
+Tag Table:
+Node: Top2175
+Node: Introduction4768
+Node: Differences5258
+Node: Installation7744
+Node: Binary8021
+Node: Source9165
+Node: Prerequisites9554
+Node: Obtain10198
+Node: Unix10639
+Node: Autoconf10889
+Node: CMake13553
+Node: Windows13798
+Node: Library14369
+Node: Utility14584
+Node: Database14796
+Node: Support15371
+Node: Complete Index15682
+
+End Tag Table
diff --git a/udunits2.pdf b/udunits2.pdf
new file mode 100644
index 0000000..a8cda59
Binary files /dev/null and b/udunits2.pdf differ
diff --git a/udunits2.texi b/udunits2.texi
new file mode 100644
index 0000000..72d1a79
--- /dev/null
+++ b/udunits2.texi
@@ -0,0 +1,385 @@
+\input texinfo  @c -*-texinfo-*-
+ at c %**start of header
+ at setfilename udunits2.info
+
+ at include version.texi
+
+ at settitle UDUNITS @value{VERSION} Manual
+ at c %**end of header
+ at dircategory Science
+ at direntry
+* udunits-2: (udunits2).  The Unidata package for units of physical quantities.
+ at end direntry
+ at copying
+ at include COPYRIGHT
+ at end copying
+
+ at titlepage
+ at title The UDUNITS-2 Package
+ at author Steven R. Emmerson
+
+ at page
+ at vskip 0pt plus 1filll
+ at insertcopying
+ at end titlepage
+
+ at contents
+
+ at ifnottex
+ at node Top, Introduction, (dir), (dir)
+ at top UDUNITS-2
+This manual describes the UDUNITS-2 package, which contains
+a C library for units of physical quantities and a unit-definition
+and value-conversion utility.
+
+ at insertcopying
+ at end ifnottex
+
+ at menu
+* Introduction::        Introduction
+* Differences::		    How this package differs from the UDUNITS-1 package
+* Installation::        Installing this package
+* Library::             The unit library
+* Utility::             The unit utility
+* Database::            The unit database
+* Support::             Support for this package
+* Complete Index::      Complete index
+ at end menu
+
+ at node Introduction, Differences, Top, Top
+ at chapter Introduction
+ at cindex Introduction
+
+The UDUNITS-2 package provides support for units of physical quantities.
+Its three main components are: 1) @ref{Top, , a C library, udunits2lib}
+for units of physical quantities;
+2) @ref{Top, , a utility, udunits2prog};
+for obtaining the definition of a unit and for
+converting numeric values between compatible units;
+and 3) an @ref{Database, , extensive database of units}.
+
+ at node Differences, Installation, Introduction, Top
+ at chapter How This Package Differs from the Original @code{UDUNITS} Package
+
+The @code{UDUNIT-2} package differs from the @code{UDUNITS-1}
+package in the following ways:
+ at itemize @bullet
+
+ at item @strong{Support for non-ASCII characters:}  
+The @code{UDUNITS-1}
+package only supports the ASCII character set.  The @code{UDUNITS-2}
+package supports the following character sets: ASCII, ISO 8859-1 (Latin-1),
+and the UTF-8 encoding of ISO 10646 (Unicode).  This means that unit
+string specifications like "@code{µ°F·Ω⁻¹}" are now supported (your
+viewer must support UTF-8 to display this string correctly).
+
+ at item @strong{Support for logarithmic units:}  The unit string
+specification "@code{0.1 lg(re 1 mW)}" specifies a deciBel unit with a
+one milliwatt reference level.
+Such units are fully integrated into the package and all meaningful
+operations and conversions are supported.
+
+ at item @strong{Persistent value converters:}
+It is now possible to obtain a @emph{converter} data-object, which can
+be used to convert numeric values in one unit to numeric values in another,
+compatible unit.  The values can be @code{float}, @code{double}, or
+one-dimensional arrays of @code{float}s or @code{double}s.
+
+ at item @strong{Improved API:}  Due to the above changes, it was not
+possible to keep the application programming interface (API) of the
+ at code{UDUNITS-1} package.  The new interface, however, is easily
+understood and easy to use.  To support backward comptibility,
+the package does contain a version 1 C API, which uses the version 2
+library.
+
+ at item @strong{XML unit database:}  The unit database is encoded using
+human-readable XML rather than a custom format.  The XML
+parser included in the package supports an @emph{<import>} element to
+allow easy and convenient customization.
+
+ at item @strong{No Fortran or Perl API:}  Interfaces for these languages
+have not yet been created.  Contact
+ at email{support-udunits@@unidata.ucar.edu} if you are interested in
+helping to create these interfaces.
+
+ at end itemize
+
+One thing that has not changed is that almost all unit string specifications
+understood by the @code{UDUNITS-1} package are also
+understood by the @code{UDUNITS-2} package.  One exception is
+the symbol @code{g}, which in version 1 of the package was associated with
+standard free fall (a unit of accelleration) but which is associated
+with the unit gram in version 2 of the package.
+
+ at node Installation, Library, Differences, Top
+ at chapter Installing this Package
+ at cindex installation
+
+ at menu
+* Binary::              Installing from a binary distribution
+* Source::              Installing from a source distribution
+ at end menu
+
+ at node Binary, Source, , Installation
+ at section Installing from a Binary Distribution
+ at cindex Installation, binary
+
+ at subsection 64-bit CentOS 6.4
+If your operating system is compatible with 64-bit CentOS 6.4 (e.g., your system
+is 64-bit CentOS, Fedora, or RedHat), then create the file
+ at code{/etc/yum.repos.d/unidata.repo} with the following contents:
+
+ at example
+[unidata]
+name=Unidata Repository
+baseurl=http://www.unidata.ucar.edu/repos/yum/CentOS/6/$basearch
+enabled=1
+ at end example
+
+You should then be able to install this package in the usual manner.
+For example,
+
+ at example
+su -
+yum install udunits
+ at end example
+
+ at subsection 32-bit Ubuntu 12
+If your operating system is compatible with 32-bit Ubuntu 12 (precious pangolin)
+(e.g., your system is 32-bit Debian or Ubuntu), then add the following line to
+the file @code{/etc/apt/sources.list} or
+ at code{/etc/apt/sources.list.d/unidata.list}:
+
+ at example
+deb http://www.unidata.ucar.edu/repos/apt i386/
+ at end example
+
+You should then be able to install this package in the usual manner.
+For example,
+
+ at example
+su -
+apt-get update
+apt-get install udunits
+ at end example
+
+ at node Source, , Binary, Installation
+ at section Installing from a Source Distribution
+ at cindex Installation, source
+
+ at menu
+* Prerequisites::       Prerequisites for this package
+* Obtain::              Obtaining this package
+* Unix::                Installing on Unix-like environments
+* Windows::             Installing on Windows environments
+ at end menu
+
+ at node Prerequisites, Obtain, , Source
+ at subsection Prerequisites for This Package
+ at cindex prerequisites for this package
+
+The Expat library and header-files must be installed. Look for the library 
+"libexpat" and the header-file "expat.h".
+
+If this package is to be tested (which is optional), then the CUnit library
+and header-files must be installed. Look for the library "libcunit" and the
+header-files "CUnit/CUnit.h" and "CUnit/Basic.h".
+
+If this package is to be built on a Windows system, then the CMake and MinGW
+packages must be installed. Look for the utility "cmake" and the
+directory/folder "MinGW".
+
+ at node Obtain, Unix, Prerequisites, Source
+ at subsection Obtaining this Package
+ at cindex obtaining this package
+
+Get the source for this package from its download-page at
+ at uref{ftp://ftp.unidata.ucar.edu/pub/udunits/}
+and unpack it in an appropriate place. For example,
+
+ at example
+su -
+cd /usr/local/src
+wget -O - ftp://ftp.unidata.ucar.edu/pub/udunits/udunits-@value{VERSION}-Source.tar.gz |
+gunzip -c | pax -r
+ at end example
+
+ at node Unix, Windows, Obtain, Source
+ at subsection Unix Installation Instructions
+
+ at menu
+* Autoconf::    Autoconf-based installation
+* CMake::       CMake-based installation
+ at end menu
+
+ at node Autoconf, CMake, , Unix
+ at subsubsection Autoconf-based Installation
+
+Short instructions:
+
+ at example
+./configure [--prefix=@var{root}] [--disable-shared] [CC=@var{path}]
+make
+make check                      # optional; requires CUNIT installation
+make install                    # also installs INFO documentation
+make install-html install-pdf   # optional
+make clean
+ at end example
+
+By default, the installation root is @code{/usr/local}.
+
+Long instructions:
+
+ at enumerate
+ at item
+Go to the top-level source-directory of this package, e.g.,
+ at example
+cd udunits- at value{VERSION}
+ at end example
+
+ at item
+If necessary, clean-up from a previous installation attempt by making
+the @code{distclean} target using the @var{make} utility from step 2:
+ at example
+ at var{make} distclean
+ at end example
+
+The option @code{--disable-shared} causes the build process to create
+a static library only: a sharable library is not created.
+This option is necessary if the @code{libtool} utility that's included
+in this package can't build a sharable library using the given compiler.
+
+ at item
+Execute the @code{configure} script.
+Specify the installation prefix, the compiler from the
+previous step, and any required option.
+For example, if you are on an HP-UX system and want to use
+the @code{/bin/c89} compiler and install under @code{/opt},
+then the following command is appropriate:
+
+ at example
+./configure --prefix=/opt --disable-shared CC=/bin/c89
+ at end example
+
+If the installation prefix is not specified, then the default
+is to install under @code{/usr/local}.
+
+If the compiler isn't specified, then the default is to use
+ at code{gcc}.
+
+ at item
+Build this package by making the default target using the @var{make} utility
+from step 2:
+ at example
+ at var{make}
+ at end example
+
+ at item
+If you wish to verify that this package works correctly,
+then make the @code{check} target using the
+ at var{make} utility from step 2:
+ at example
+ at var{make} check
+ at end example
+This step is only effective if the @code{configure} script found an
+installed @code{CUNIT} unit-testing package.  If that package wasn't
+found, then the above command will quickly exit without testing this
+package.
+
+ at item
+Install the @ref{Top, , library, udunits2lib}, 
+ at ref{Top, , utility, udunits2prog}, header-files, units-database, and
+INFO documentation files by making 
+the @code{install} target using the @var{make} utility from
+step 2:
+ at example
+ at var{make} install
+ at end example
+
+ at item
+If desired, install the HTML and PDF documentation files by making 
+one or more of the following targets 
+using the @var{make} utility from step 2:
+ at example
+ at var{make} install-html install-pdf
+ at end example
+
+ at item
+Clean up by making the @code{clean} target using the @var{make} utility
+from step 2:
+ at example
+ at var{make} clean
+ at end example
+ at end enumerate
+
+ at node CMake, , Autoconf, Unix
+ at subsubsection CMake-based Installation
+
+ at example
+cmake
+make all [test] install [install_test]
+ at end example
+
+where the arguments in square brackets are optional.
+
+ at node Windows, , Unix, Source
+ at subsection Windows Installation Instructions
+
+Currently, only a 32-bit @uref{http://www.mingw.org,MinGW}-based installation is
+supported:
+
+ at example
+cmake -G "MinGW Makefiles"
+cmake --build . [-DCMAKE_INSTALL_PREFIX=@emph{dir}] -- all [test] install [install_test]
+ at end example
+
+where arguments in square brackets are optional.
+
+The default installation-prefix is 
+"@code{C:\Program Files (x86)\udunits-2.}@var{minor}. at var{bug}", where 
+ at var{minor} and @var{bug} are the minor version and bug-fix level,
+respectively.
+
+ at node Library, Utility, Installation, Top
+ at chapter Unit Library
+ at cindex Library,  unit
+ at xref{UDUNITS Library, , , udunits2lib}, for details on this package's unit library.
+
+ at node Utility, Database, Library, Top
+ at chapter Unit Utility
+ at cindex Utility,  unit
+ at xref{UDUNITS Utility, , , udunits2prog}, for details on this package's unit
+utility.
+
+ at node Database, Support, Utility, Top
+ at chapter The Units Database
+ at cindex database
+
+The database for the UDUNITS-2 package comprises one XML file containing
+unit prefixes and four XML files containing unit definitions:
+
+ at itemize
+ at item @uref{../../udunits/udunits2-prefixes.xml,SI unit prefixes}
+ at item @uref{../../udunits/udunits2-base.xml,SI base units}
+ at item @uref{../../udunits/udunits2-derived.xml,SI derived units}
+ at item @uref{../../udunits/udunits2-accepted.xml,Units accepted for use with the SI}
+ at item @uref{../../udunits/udunits2-common.xml,Non-SI units}
+ at end itemize
+
+ at node Support, Complete Index, Database, Top
+ at chapter Support for this Package
+ at cindex support
+ at cindex package, support
+
+The home-page for this package can be found at
+ at uref{http://www.unidata.ucar.edu/software/udunits/}.
+
+Bug reports should be sent to
+ at email{support-udunits@@unidata.ucar.edu}.
+
+ at node Complete Index, , Support, Top
+ at unnumbered Index
+
+ at printindex cp
+
+ at bye
diff --git a/version.texi b/version.texi
new file mode 100644
index 0000000..56f73b0
--- /dev/null
+++ b/version.texi
@@ -0,0 +1,4 @@
+ at set UPDATED 2 September 2014
+ at set UPDATED-MONTH September 2014
+ at set EDITION 2.2.17
+ at set VERSION 2.2.17

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