gentoo-overlay/games-board/freedoko/files/freedoko-0.7.10-gcc47.patch

--- src/freedoko.cpp.old	2012-09-24 09:49:20.770335560 +0200
+++ src/freedoko.cpp	2012-09-24 09:49:59.696057735 +0200
@@ -37,6 +37,7 @@
 
 #include "constants.h"
 #include <time.h>
+#include <unistd.h>
 #ifdef WINDOWS
 // for 'mkdir'
 #include <io.h>