--- a/src/void_map.h	Tue Jun 12 11:56:35 2007 +0000
+++ b/src/void_map.h	Wed Jun 13 11:00:24 2007 +0000
@@ -5,6 +5,10 @@
 #ifndef VOID_MAP_H
 #define VOID_MAP_H
 
+/**
+ * Make a nice void tile ;)
+ * @param t the tile to make void
+ */
 static inline void MakeVoid(TileIndex t)
 {
 	SetTileType(t, MP_VOID);