$NetBSD: patch-ab,v 1.4 2012/05/26 10:13:29 shattered Exp $

--- src/mmio.c.orig	2009-03-12 00:40:06 +0200
+++ src/mmio.c	2009-03-12 00:40:28 +0200
@@ -40,7 +40,7 @@
 #endif
 
 
-#ifdef __FreeBSD__
+#if defined(__FreeBSD__) || defined(__DragonFly__)
 
 /* FIXME: Are these and sys/stat.h really needed? */