$NetBSD: patch-aa,v 1.8 2010/09/16 12:02:16 wiz Exp $

--- vobcopy.c.orig	2009-06-08 20:15:34.000000000 +0000
+++ vobcopy.c
@@ -52,7 +52,6 @@
 
 #include "vobcopy.h"
 
-extern int errno;
 char              name[300];
 bool              overwrite_flag = FALSE;
 bool              overwrite_all_flag = FALSE;
@@ -2308,7 +2307,7 @@ char *safestrncpy(char *dest, const char
   return strncpy(dest, src, n-1);
 }
 
-#if defined(__APPLE__) && defined(__GNUC__) || defined(OpenBSD)
+#if defined(__APPLE__) && defined(__GNUC__) || defined(OpenBSD) || defined(__DragonFly__)
 int fdatasync( int value )
 {
   return 0;