SLEG_VAR("trees_tick_counter",     _trees_tick_ctr,         SLE_UINT8),

	SLEG_CONDVAR("pause_mode",             _pause_mode,             SLE_UINT8,                   SLV_4, SL_MAX_VERSION),

};

static const SaveLoad _date_check_desc[] = {

	SLEG_CONDVAR("date", _load_check_data.current_date,  SLE_FILE_U16 | SLE_VAR_I32,  SL_MIN_VERSION,  SLV_31),

	SLEG_CONDVAR("date", _load_check_data.current_date,  SLE_INT32,                  SLV_31, SL_MAX_VERSION),

};

/* Save load date related variables as well as persistent tick counters

 * XXX: currently some unrelated stuff is just put here */

struct DATEChunkHandler : ChunkHandler {

	void Save() const override

	{

		SlTableHeader(_date_desc);

		SlSetArrayIndex(0);

		SlGlobList(_date_desc);

	}

	void LoadCommon(const SaveLoadTable &slt, const SaveLoadCompatTable &slct) const

	{

		const std::vector<SaveLoad> oslt = SlCompatTableHeader(slt, slct);