$NetBSD: patch-aa,v 1.5 2006/01/03 18:30:16 joerg Exp $

--- xlopen.c.orig	2006-01-03 18:28:04.000000000 +0000
+++ xlopen.c
@@ -37,7 +37,7 @@ extern char *optarg;
 extern int optind, opterr;
 extern int useimageloader;
 extern struct hosttype *hosts_tail;
-#ifndef __NetBSD__
+#if !defined(__NetBSD__) && !defined(__DragonFly__) && !defined(__FreeBSD__)
 extern char *sys_errlist[];
 #endif
 extern int fullscrflag;
