$NetBSD: patch-af,v 1.2 2006/02/05 00:18:29 adrianp Exp $

--- hydra.c.orig	2006-01-20 11:39:15.000000000 +0000
+++ hydra.c
@@ -167,7 +167,6 @@ typedef struct {
 
 /* external vars */
 extern char HYDRA_EXIT[5];
-extern int errno;
 extern int debug;
 extern int verbose;
 extern int waittime;