### - m -

- MAKE_ORDER_BACKUP_FLAG : order_backup.h
- MAX_ADMINS : network_type.h
- MAX_ARTICULATED_PARTS : articulated_vehicles.cpp
- MAX_BRIDGES : bridge.h
- MAX_CARGOES : industry_gui.cpp
- MAX_CHAR_LENGTH : strings_type.h
- MAX_CHAT_MESSAGES : network_chat_gui.cpp
- MAX_CLIENT_SLOTS : network_type.h
- MAX_CLIENTS : network_type.h
- MAX_COMMAND_PARAM_SIZE : strgen_base.cpp
- MAX_CONSTRUCTOR_OPS : script_info.hpp
- MAX_CREATEINSTANCE_OPS : script_info.hpp
- MAX_ELEMENTS : airport.h
- MAX_FONT_SIZE : fontcache.cpp
- MAX_GAME_LIST_REQUERY_COUNT : network_gamelist.cpp
- MAX_GET_OPS : script_info.hpp
- MAX_GET_SETTING_OPS : script_info.hpp
- MAX_HELIPADS : airport.h
- MAX_HISTORY_QUARTERS : company_type.h
- MAX_INFLATION : economy_type.h
- MAX_LANG : strings_type.h
- MAX_LENGTH_COMPANY_NAME_CHARS : company_type.h
- MAX_LENGTH_DEPOT_NAME_CHARS : depot_type.h
- MAX_LENGTH_ENGINE_NAME_CHARS : engine_type.h
- MAX_LENGTH_GROUP_NAME_CHARS : group_type.h
- MAX_LENGTH_PRESIDENT_NAME_CHARS : company_type.h
- MAX_LENGTH_SIGN_NAME_CHARS : signs_type.h
- MAX_LENGTH_STATION_NAME_CHARS : station_type.h
- MAX_LENGTH_TOWN_NAME_CHARS : town_type.h
- MAX_LENGTH_VEHICLE_NAME_CHARS : vehicle_type.h
- MAX_MAP_SIZE : map_type.h
- MAX_MAP_SIZE_BITS : map_type.h
- MAX_NUM_CASES : language.h
- MAX_NUM_GENDERS : language.h
- MAX_PLURALS : strgen_tables.h
- MAX_REFIT_CYCLE : vehicle_gui.cpp
- MAX_SL_OPS : script_info.hpp
- MAX_SNOWLINE_HEIGHT : tile_type.h
- MAX_SPRITEGROUP : newgrf.cpp
- MAX_TERMINALS : airport.h
- MAX_TILE_HEIGHT : tile_type.h
- MAX_VEH_ORDER_ID : order_type.h
- MAX_VOLUME : mixer.cpp
- MAX_YEAR : date_type.h
- MEMORY_CHUNK_SIZE : saveload.cpp
- MIDI_TYPE : qtmidi.cpp
- midiSynthFile : bemidi.cpp
- MILLISECONDS_PER_TICK : gfx_type.h
- MIN_MAP_SIZE : map_type.h
- MIN_MAP_SIZE_BITS : map_type.h
- MIN_NEWS_AMOUNT : news_gui.cpp
- MIN_PRICE_MODIFIER : economy_type.h
- MIN_SNOWLINE_HEIGHT : tile_type.h
- MIN_VISIBLE_TITLE_BAR : window.cpp
- MIN_YEAR : date_type.h
- MODAL_PROGRESS_REDRAW_TIMEOUT : progress.h