diff -up celeron55-minetest-9696ed3/src/filesys.cpp.gcc celeron55-minetest-9696ed3/src/filesys.cpp
--- celeron55-minetest-9696ed3/src/filesys.cpp.gcc	2012-11-13 13:19:00.099102217 -0500
+++ celeron55-minetest-9696ed3/src/filesys.cpp	2012-11-13 13:19:07.819106986 -0500
@@ -21,6 +21,7 @@ with this program; if not, write to the
 #include "strfnd.h"
 #include <iostream>
 #include <string.h>
+#include <unistd.h>
 #include "log.h"
 
 namespace fs