--- src/common/dts.cpp.orig	Sat Jun  5 08:24:39 2010
+++ src/common/dts.cpp	Sat Jun 26 20:39:53 2010
@@ -14,6 +14,7 @@
 
 #include <string.h>
 #include <stdio.h>
+#include <unistd.h>
 
 #include "common/common_pch.h"
 
