$NetBSD$

--- gdb/target.c.orig	2006-02-27 15:13:18.000000000 +0000
+++ gdb/target.c
@@ -36,8 +36,6 @@
 #include <signal.h>
 #include "regcache.h"
 
-extern int errno;
-
 static void target_info (char *, int);
 
 static void cleanup_target (struct target_ops *);
