### - c -

- cache : FreeUnitIDGenerator
- cached_anim_triggers : Station
- callback : NewsSubtypeData , CommandContainer
- callback_flags : IndustrySpec , IndustryTileSpec
- callback_proc : FiosFileScanner
- callback_value : AIStorage
- cap : Scrollbar
- capacity : SmallVector< T, S >
- cargo : StationViewWindow
- cargo_rows : StationViewWindow
- cDebugCtorLevel : RoadStop
- change : LoggedAction
- change_date : Cheats
- changes : LoggedAction
- check_proc : IndustrySpec
- clean_block_proc : OldMemoryPoolBase
- cleaning_pool : OldMemoryPoolBase
- cleanup_flag : IndustrySpec
- click_proc : RailBuildingGUIButtonData
- click_tile_proc : TileTypeProcs
- climate_availability : IndustrySpec
- closure_text : IndustrySpec
- cls : WindowDesc
- cmd : CommandContainer , SaveLoad
- cmdline : IConsoleAlias
- col_break : LegendAndColour
- colour : LegendAndColour , Widget , IConsoleLine , CompanyNewsInformation
- coloured_news_year : GUISettings
- comment : IniItem , IniGroup , IniFile
- company_name : CompanyNewsInformation
- comparison_done : ParentSpriteToDraw
- compatible_railtypes : RailtypeInfo
- competitor_speed : DifficultySettings
- conflicting : IndustrySpec
- console_backlog_length : GUISettings
- console_backlog_timeout : GUISettings
- construction : GameSettings
- construction_cost : DifficultySettings
- construction_date : Industry
- construction_type : Industry
- conv : SaveLoad
- convert : RailtypeInfo
- convert_rail : RailtypeInfo
- cost : CommandCost
- cost_multiplier : IndustrySpec , RailtypeInfo
- costs : AIStorage
- count : CargoPacket , Scrollbar , CargoList , AILog::LogData , ReusableBuffer< T >
- counter : Industry
- crossing : RailtypeInfo
- crossing_tunnels : Cheats
- ct : LoggedChange
- curid : FreeUnitIDGenerator
- curr : DynamicLanguages
- curr_file : DynamicLanguages
- currency : LocaleSettings
- current_blocks : OldMemoryPoolBase
- cursor_autoroad : RoadTypeInfo
- cursor_nesw : RoadTypeInfo
- cursor_nwse : RoadTypeInfo
- curve_speed : RailtypeInfo
- custom_ground_offset : RailtypeInfo
- custom_message : GRFError
- custom_town_number : GameCreationSettings
- cycle_signal_types : GUISettings