$NetBSD: patch-bi,v 1.1 2006/01/24 19:01:45 joerg Exp $

--- src/leavembox.c.orig	2006-01-24 17:29:55.000000000 +0000
+++ src/leavembox.c
@@ -34,8 +34,6 @@ DEBUG_VAR(Debug,__FILE__,"mbox");
 #endif
 #include <errno.h>
 
-extern int errno;
-
 char *error_description();
 
 static void block_signals P_((void));
