$NetBSD: patch-ax,v 1.2 2008/12/17 02:19:59 christos Exp $

--- tcl/tclCmdIZ.c.orig	1995-02-24 16:19:54.000000000 -0500
+++ tcl/tclCmdIZ.c	2008-12-16 20:18:01.000000000 -0500
@@ -30,8 +30,6 @@
 #include <sys/time.h>
 #include "tclInt.h"
 
-extern int errno;
-
 
 /*
  *----------------------------------------------------------------------