* possible fix for large cubic holes in map

src/mapgen.cpp

@@ -1318,6 +1318,7 @@ void make_block(BlockMakeData *data)
 	// Maximum amount of ground above the bottom of the central block
 	s16 maximum_ground_depth = maximum_groundlevel - node_min.Y;
 
+	#if 0
 	/*
 		Special case for high air or water: Just fill with air and water.
 	*/
@@ -1351,6 +1352,7 @@ void make_block(BlockMakeData *data)
 		// We're done
 		return;
 	}
+	#endif
 
 	/*
 		If block is deep underground, this is set to true and ground