--- src/game.c.orig	2010-08-04 20:03:13.000000000 +0200
+++ src/game.c	2010-08-04 20:04:02.000000000 +0200
@@ -1,6 +1,7 @@
 // includes
 
 #include <string.h>
+#include <unistd.h>
 
 #include "common.h"
 #include "game.h"