File yafray-gcc47.patch of Package yafray

Index: yafray/src/yafraycore/threadedscene.cc
===================================================================
--- yafray.orig/src/yafraycore/threadedscene.cc
+++ yafray/src/yafraycore/threadedscene.cc
@@ -24,7 +24,8 @@
 #include "matrix4.h"
 #include <cstdio>
 #include <cstdlib>
-#include<fstream>
+#include <fstream>
+#include <unistd.h>
 
 using namespace std;