$NetBSD: patch-aa,v 1.2 2006/08/16 12:50:23 jsonn Exp $

--- filter.c.orig	2004-10-05 12:12:22.000000000 +0000
+++ filter.c
@@ -18,10 +18,16 @@
 #include <sys/types.h>
 #include <sys/socket.h>
 
-#include <net/if.h>
-#include <net/pfvar.h>
 #include <netinet/in.h>
 #include <netinet/tcp.h>
+
+#include <net/if.h>
+#if defined(__DragonFly__)
+#include <net/pf/pfvar.h>
+#else
+#include <net/pfvar.h>
+#endif
+
 #include <arpa/inet.h>
 
 #include <err.h>