Branch :
$OpenBSD: patch-libavutil_ppc_cpu_c,v 1.2 2011/04/12 22:59:07 sthen Exp $ --- libavutil/ppc/cpu.c.orig Mon Mar 28 19:23:17 2011 +++ libavutil/ppc/cpu.c Sat Apr 2 01:04:37 2011 @@ -20,6 +20,7 @@ #undef _POSIX_C_SOURCE #include <sys/sysctl.h> #elif defined(__OpenBSD__) +#undef _POSIX_C_SOURCE #include <sys/param.h> #include <sys/sysctl.h> #include <machine/cpu.h>