SVN commit 451 by prudhomm: should be extern "C" and not just extern M +1 -1 arpack++/trunk/include/debug.h --- arpack++/trunk/include/debug.h #450:451 @@ -20,7 +20,7 @@ #include "arch.h" #include "arpackf.h" -extern arpack_debug F77NAME(debug); +extern "C" arpack_debug F77NAME(debug); inline void TraceOff()