$NetBSD: patch-ai,v 1.1 2005/12/09 16:19:46 joerg Exp $

--- pico/osdep/unix.orig	2005-12-09 16:13:11.000000000 +0000
+++ pico/osdep/unix
@@ -3376,7 +3376,6 @@ char *a, *b;
     int    in, out, n, rv = 0;
     char   *cb;
     struct stat tsb, fsb;
-    extern int  errno;
 
     if(stat(a, &fsb) < 0){		/* get source file info */
 	emlwrite("Can't Copy: %s", errstr(errno));