$NetBSD$

--- commands.c.orig	2007-04-20 15:31:18.000000000 +0200
+++ commands.c
@@ -32,8 +32,6 @@
 #include "machine.h"
 #include "help.h"
 
-extern int  errno;
-
 extern char *copyright;
 
 /* imported from screen.c */
