diff -r bd80897189ba -r 84c215fc8eb8 src/map.h
--- a/src/map.h	Mon Mar 26 21:31:37 2007 +0000
+++ b/src/map.h	Mon Mar 26 22:15:38 2007 +0000
@@ -28,7 +28,12 @@
 	byte m6;
 };
 
-extern Tile* _m;
+struct TileExtended {
+	byte m7;
+};
+
+extern Tile *_m;
+extern TileExtended *_me;
 
 void AllocateMap(uint size_x, uint size_y);