$NetBSD: patch-ag,v 1.1.1.1 2010/12/24 07:11:05 kefren Exp $

Fix compilation error DragonFly.

--- libclamav/others.h.orig	2010-03-31 19:39:38.000000000 +0300
+++ libclamav/others.h	2010-04-01 12:24:33.000000000 +0300
@@ -33,6 +33,7 @@
 
 #include <stdio.h>
 #include <stdlib.h>
+#include <unistd.h>
 #include "cltypes.h"
 
 #include "clamav.h"