static inline void unmarkLocHack( const iXY &loc )
 {
     unsigned short *map_buffer;
     unsigned long offset;
     main_map.getRawMapBuffer( &map_buffer );
     offset = ( loc.y * getMapXsize() ) + loc.x;
     map_buffer[ offset ] = 28;
 }
 static inline void MapInterface::getRawMapBuffer( MapElementType **raw_buffer )
 {
     main_map.getRawMapBuffer( raw_buffer );
 }