| CalendarTime | DialogueIO |
| Cancel | AllFudgets, Fudgets |
| CapButt | AllFudgets, Fudgets |
| CapNotLast | AllFudgets, Fudgets |
| CapProjecting | AllFudgets, Fudgets |
| CapRound | AllFudgets, Fudgets |
| catch | IOUtil |
| center | AllFudgets, Fudgets |
| center' | AllFudgets, Fudgets |
| CenterGravity | AllFudgets |
| centerS | AllFudgets, Fudgets |
| cgCompose | AllFudgets |
| cgcursors | AllFudgets |
| cgGroup | AllFudgets |
| cgLeaf | AllFudgets |
| CGMark | AllFudgets |
| cgMark | AllFudgets |
| cgpart | AllFudgets |
| CGraphics | AllFudgets |
| cgrect | AllFudgets |
| cgreplace | AllFudgets |
| cgsize | AllFudgets |
| cgUngroup | AllFudgets |
| cgupdate | AllFudgets |
| changeBackPixel | AllFudgets |
| changeBackPixmap | AllFudgets |
| changeBg | AllFudgets |
| ChangeDirectory | DialogueIO |
| ChangeGC | AllFudgets |
| changeGetBackPixel | AllFudgets |
| ChangeGfx | AllFudgets, HyperGraphicsF2, ContribFudgets |
| ChangeGfxBg | AllFudgets, HyperGraphicsF2, ContribFudgets |
| ChangeGfxBgGfx | AllFudgets, HyperGraphicsF2, ContribFudgets |
| ChangeGfxBgPixmap | AllFudgets, HyperGraphicsF2, ContribFudgets |
| ChangeGfxCursor | AllFudgets, HyperGraphicsF2, ContribFudgets |
| ChangeGfxFontCursor | AllFudgets, HyperGraphicsF2, ContribFudgets |
| changeItems | AllFudgets, Fudgets |
| ChangeProperty | AllFudgets |
| ChangeWindowAttributes | AllFudgets |
| CharStruct | |
| 1 (Type/Class) | AllFudgets |
| 2 (Data Constructor) | AllFudgets |
| char_rbearing | AllFudgets |
| char_width | AllFudgets |
| chopList | HbcUtils |
| chopSP | AllFudgets, Fudgets |
| Circle | ContribFudgets |
| CirculateNotify | AllFudgets |
| CirculateRequest | AllFudgets |
| ClearArea | AllFudgets |
| clearArea | AllFudgets |
| ClearSel | AllFudgets, Fudgets |
| ClearWindow | AllFudgets |
| clearWindow | AllFudgets |
| clearWindowExpose | AllFudgets |
| clEventMask | AllFudgets |
| Click | |
| 1 (Type/Class) | AllFudgets, Fudgets |
| 2 (Data Constructor) | AllFudgets, Fudgets |
| ClientData | AllFudgets |
| ClientEOS | TypedSockets, ContribFudgets |
| ClientMessage | AllFudgets |
| ClientMsg | |
| 1 (Type/Class) | TypedSockets, ContribFudgets |
| 2 (Data Constructor) | TypedSockets, ContribFudgets |
| ClientNew | TypedSockets, ContribFudgets |
| ClipByChildren | AllFudgets |
| clModifiers | AllFudgets |
| ClockTime | DialogueIO |
| CloseDisplay | AllFudgets |
| CloseFile | DialogueIO |
| CloseLSocket | AllFudgets |
| closerF | AllFudgets |
| CloseSocket | AllFudgets |
| cmdContF | AllFudgets |
| cmdContK | AllFudgets |
| cmdContK' | AllFudgets |
| cmdContLow | AllFudgets |
| cmdContMsg | AllFudgets |
| cmdContSP | AllFudgets, Fudgets |
| cmdItem | ContribFudgets |
| cmdTerminalF | AllFudgets, Fudgets |
| colinear | AllFudgets |
| Color | |
| 1 (Type/Class) | AllFudgets |
| 2 (Data Constructor) | AllFudgets |
| ColorAllocated | AllFudgets |
| ColorGen | AllFudgets, Fudgets |
| ColormapChangeMask | AllFudgets |
| ColormapId | |
| 1 (Type/Class) | AllFudgets |
| 2 (Data Constructor) | AllFudgets |
| ColormapNotify | AllFudgets |
| ColorName | AllFudgets, Fudgets |
| colorPixel | AllFudgets |
| ColorQueried | AllFudgets |
| colorRGB | AllFudgets |
| ColorSpec | |
| 1 (Type/Class) | AllFudgets, Fudgets |
| 2 (Data Constructor) | AllFudgets |
| colorSpec | AllFudgets, Fudgets |
| Command | AllFudgets |
| compactPath | AllFudgets |
| compEitherSP | AllFudgets, Fudgets |
| compF | AllFudgets |
| CompiledGraphics | AllFudgets |
| compileMG | AllFudgets |
| compK | AllFudgets |
| completeFromList | ContribFudgets |
| completionStringF | ContribFudgets |
| completionStringF' | ContribFudgets |
| completionStringF'' | ContribFudgets |
| Complex | AllFudgets, Fudgets |
| compLF | AllFudgets |
| compMsgSP | AllFudgets |
| ComposedD | AllFudgets, Fudgets |
| ComposedM | AllFudgets |
| compPath | AllFudgets |
| compS | AllFudgets, Fudgets |
| compSP | AllFudgets |
| compT | ContribFudgets |
| compTagF | ConnectF, ContribFudgets |
| compTurnLeft | AllFudgets |
| compTurnRight | AllFudgets |
| concatMapAccumlSP | AllFudgets, Fudgets |
| concatMapF | AllFudgets, Fudgets |
| concatMapSP | AllFudgets, Fudgets |
| concatSP | AllFudgets, Fudgets |
| concmapSP | AllFudgets, Fudgets |
| concSP | AllFudgets, Fudgets |
| ConfigureNotify | AllFudgets |
| ConfigureRequest | AllFudgets |
| ConfigureWindow | AllFudgets |
| confine | AllFudgets, Fudgets |
| Confirm | AllFudgets, Fudgets |
| ConfirmMsg | AllFudgets, Fudgets |
| confirmPopupF | AllFudgets, Fudgets |
| Cont | AllFudgets, Fudgets |
| containerGroupF | AllFudgets, Fudgets |
| contDynF | AllFudgets, Fudgets |
| contDynFSP | AllFudgets |
| contMap | AllFudgets, Fudgets |
| Control | AllFudgets, Fudgets |
| conts | AllFudgets, Fudgets |
| convColorK | AllFudgets |
| convColorListK | AllFudgets, Fudgets |
| ConvertSelection | AllFudgets |
| Convex | AllFudgets, Fudgets |
| convFontK | AllFudgets |
| convFontListK | AllFudgets, Fudgets |
| convGCattrsK | AllFudgets |
| convGCSpecK | AllFudgets |
| convList | AllFudgets |
| convToPixmapK | AllFudgets |
| CoordinatesTranslated | AllFudgets |
| CoordMode | AllFudgets, Fudgets |
| CoordModeOrigin | AllFudgets, Fudgets |
| CoordModePrevious | AllFudgets, Fudgets |
| CopyArea | AllFudgets, Fudgets |
| copyFromParent | AllFudgets |
| CopyPlane | AllFudgets, Fudgets |
| corners | AllFudgets |
| count | AllFudgets |
| CreateBitmapFromData | AllFudgets |
| CreateDirectory | DialogueIO |
| CreateFontCursor | AllFudgets |
| createFontCursor | AllFudgets |
| CreateGC | AllFudgets |
| createGC | AllFudgets |
| createGCF | AllFudgets |
| createGCtx | AllFudgets, Fudgets |
| CreateHardAttribD | AllFudgets, Fudgets |
| CreateMyWindow | AllFudgets |
| CreateNotify | AllFudgets |
| CreatePixmap | AllFudgets |
| createPixmap | AllFudgets |
| CreateProcess | DialogueIO |
| CreatePutImage | AllFudgets, Fudgets |
| CreateRootWindow | AllFudgets |
| CreateSimpleWindow | AllFudgets |
| CreateTimer | AllFudgets |
| ctrace | AllFudgets, Fudgets |
| currentTime | AllFudgets |
| curry3 | HbcUtils |
| Cursor | AllFudgets |
| CursorCreated | AllFudgets |
| CursorId | |
| 1 (Type/Class) | AllFudgets |
| 2 (Data Constructor) | AllFudgets |
| cursorNone | AllFudgets |
| cust | AllFudgets |
| Customiser | AllFudgets, Fudgets |
| CWBackingStore | AllFudgets |
| CWBackPixel | AllFudgets |
| CWBackPixmap | AllFudgets |
| CWBitGravity | AllFudgets |
| CWBorderPixel | AllFudgets |
| CWBorderPixmap | AllFudgets |
| CWBorderWidth | AllFudgets |
| CWCursor | AllFudgets |
| CWDontPropagate | AllFudgets |
| CWEventMask | AllFudgets |
| CWHeight | AllFudgets |
| CWOverrideRedirect | AllFudgets |
| CWSaveUnder | AllFudgets |
| CWStackMode | AllFudgets |
| CWWidth | AllFudgets |
| CWWinGravity | AllFudgets |
| CWX | AllFudgets |
| CWY | AllFudgets |