$OpenBSD: patch-libmudflap_mf-runtime_c,v 1.1 2006/03/05 22:11:15 espie Exp $
--- libmudflap/mf-runtime.c.orig	Sat Mar  4 17:28:52 2006
+++ libmudflap/mf-runtime.c	Sat Mar  4 17:29:27 2006
@@ -45,6 +45,7 @@ Software Foundation, 51 Franklin Street,
 #define _ALL_SOURCE
 #define _LARGE_FILE_API
 #define _XOPEN_SOURCE_EXTENDED 1
+#define __BSD_VISIBLE
 
 #include <stdio.h>
 #include <stdlib.h>