std::map<level_id, LevelInfo> levels;

    typedef std::map<level_id, LevelInfo> travel_levels_map;
    travel_levels_map levels;

    stair_distances.clear();

        stair_distances.clear();

    // How many levels do we have?
    writeShort(file, levels.size());

    int level_count = 0;
    for (travel_levels_map::const_iterator i = levels.begin();
         i != levels.end(); ++i)
    {
        if (i->first.level_type == LEVEL_DUNGEON)
            ++level_count;
    }
    
    // Write level count:
    writeShort(file, level_count);

    // Save all the levels we have

    // Save all the LEVEL_DUNGEON levels we have

    if (major != TC_MAJOR_VERSION || minor != TC_MINOR_VERSION) return ;

    if (major != TC_MAJOR_VERSION || minor != TC_MINOR_VERSION)
        return ;