--- src/common/dts.cpp.orig	Sat May 23 09:10:12 2009
+++ src/common/dts.cpp	Sat May 23 09:10:35 2009
@@ -14,6 +14,7 @@
 
 #include <string.h>
 #include <stdio.h>
+#include <unistd.h>
 
 #include "common/bit_cursor.h"
 #include "common/common.h"
