$NetBSD: patch-aa,v 1.5 2005/11/10 17:41:18 joerg Exp $

--- src/crc32.c.orig	2005-11-10 17:33:13.000000000 +0000
+++ src/crc32.c
@@ -21,8 +21,6 @@
 
 #include "config.h"
 
-extern int errno;
-
 #define BUFFERSIZE 16384   /* (16k) buffer size for reading from the file */
 
 static const uint32_t crctable[256] = {