$OpenBSD: patch-src_gentoo_h,v 1.1 2012/05/13 03:19:53 okan Exp $
--- src/gentoo.h.orig	Sat May 12 16:26:06 2012
+++ src/gentoo.h	Sat May 12 16:25:48 2012
@@ -13,7 +13,7 @@
 
 #include "config.h"
 
-#if !(defined __osf__ && defined __alpha__) && !defined __NetBSD__ && !defined __FreeBSD__ && !defined __sgi
+#if !(defined __osf__ && defined __alpha__) && !defined __NetBSD__ && !defined __FreeBSD__ && !defined __OpenBSD__ && !defined __sgi
  #if !defined __EXTENSIONS__
   #define __EXTENSIONS__
  #endif