$NetBSD: patch-ab,v 1.2 2019/11/16 10:14:15 mef Exp $

date: 2005-11-11 01:31:25 +0900;  author: joerg;  state: Exp;
Depend on errno.h for errno.

--- main.c.orig	2009-06-15 12:53:53.000000000 +0900
+++ main.c	2019-11-16 19:00:22.708537629 +0900
@@ -52,8 +52,6 @@
 char *argvzero;
 int exit_code;
 
-extern int errno;
-
 struct opt_s options;                 /* cmd line options                        */
 struct rename_s rns;
 struct sigaction sigact;