$NetBSD: patch-aq,v 1.1 2005/12/03 00:52:54 joerg Exp $

--- src/osdep/unix/mbx.c.orig	2005-12-02 23:52:39.000000000 +0000
+++ src/osdep/unix/mbx.c
@@ -29,7 +29,6 @@
 #include <stdio.h>
 #include <ctype.h>
 #include <errno.h>
-extern int errno;		/* just in case */
 #include "mail.h"
 #include "osdep.h"
 #include <pwd.h>