--- ogre-pagedgeometry/include/RandomTable.h.orig	2018-07-23 09:30:10.545421500 +0300
+++ ogre-pagedgeometry/include/RandomTable.h	2018-07-23 09:34:35.506087400 +0300
@@ -16,6 +16,10 @@
 
 #include <time.h> // for time
 #include "MersenneTwister.h"
+#ifdef _WIN32
+#define _WIN32_WINNT 0x0600
+#include <windows.h>
+#endif
 
 // random table class that speeds up PG a bit
 class RandomTable
