Bug#370117: [Pkg-db-devel] Bug#370117: Please compile with --enable-posixmutexes on amd64

[Florian Weimer]

* Clint Adams:

>> amd64 on Debian does not support kernel 2.6.  Therefore, you can
>> assume that libc uses mutexes which can be shared across address
>> spaces, and --enable-posixmutexs should be safe (and result in
>> slightly better performance on contention because there is no polling
>> involved).
>
> What about biarch amd64/i386 systems?

No problem there.  The database environment layout is already
incompatible.  It contains structure fields declared as ssize_t, for
instance.