--- Packet.cpp.orig	Thu Jul 15 23:37:43 2004
+++ Packet.cpp	Thu Jul 15 23:37:51 2004
@@ -1,4 +1,5 @@
 //D is a mark for debuging
+#include <sys/types.h>
 #include <stdlib.h>
 #include <stdio.h>
 #include <errno.h>