$NetBSD: patch-ap,v 1.5 2008/10/11 09:56:38 uebayasi Exp $

--- src/buffer.c.orig	2008-10-10 10:35:49.000000000 +0900
+++ src/buffer.c
@@ -29,11 +29,6 @@ Boston, MA 02110-1301, USA.  */
 #include <errno.h>
 #include <stdio.h>
 
-#ifndef USE_CRT_DLL
-extern int errno;
-#endif
-
-
 #ifdef HAVE_UNISTD_H
 #include <unistd.h>
 #endif