$NetBSD: patch-ah,v 1.1 2005/11/10 16:31:25 joerg Exp $

--- blkdev.c.orig	2005-11-10 16:15:38.000000000 +0000
+++ blkdev.c
@@ -63,7 +63,6 @@
 #include "wipe.h"
 #include "blkdev.h"
 
-extern int errno;
 extern int exit_code;
 extern char *argvzero;
 extern struct opt_s options;