$NetBSD: patch-aa,v 1.11 2010/06/23 12:52:43 adam Exp $

--- b.c.orig	2008-11-02 20:59:06.000000000 +0000
+++ b.c
@@ -19,8 +19,6 @@
 #endif
 #endif
 
-extern int errno;
-
 #ifdef WITH_SELINUX
 #include <selinux/selinux.h>
 static int selinux_enabled = -1;