On Tue, 31 Aug 2004 14:56:43 +0200, Vincent Lefevre said: > Macro: _GNU_SOURCE > If you define this macro, everything is included: ISO C89, ISO > C99, POSIX.1, POSIX.2, BSD, SVID, X/Open, LFS, and GNU > extensions. In the cases where POSIX.1 conflicts with BSD, the > POSIX definitions take precedence. > Is there an autoconf test for that? AC_GNU_SOURCE Add it right after automake init because other tests depend on it too. Werner