- XScreenResourceString
- XSegment
- XSelectExtensionEvent
- XSelectInput
- XSelectionClearEvent
- XSelectionEvent
- XSelectionRequestEvent
- XSendEvent
- XSendExtensionEvent
- XSetAccessControl
- XSetAfterFunction
- XSetArcMode
- XSetBackground
- XSetClassHint
- XSetClipMask
- XSetClipOrigin
- XSetClipRectangles
- XSetCloseDownMode
- XSetCommand
- XSetDashes
- XSetDeviceFocus
- XSetDeviceMode
- XSetDeviceModifierMapping
- XSetDeviceValuators
- XSetErrorHandler
- XSetFillRule
- XSetFillStyle
- XSetFont
- XSetFontPath
- XSetForeground
- XSetFunction
- XSetGraphicsExposure
- XSetICFocus
- XSetIconName
- XSetIconSizes
- XSetICValues
- XSetIMValues
- XSetInputFocus
- XSetIOErrorHandler
- XSetLineAttributes
- XSetLocaleModifiers
- XSetModifierMapping
- XSetOCValues
- XSetOMValues
- XSetPlanemask
- XSetPointerMapping
- XSetRegion
- XSetRGBColormaps
- XSetSelectionOwner
- XSetState
- XSetSubwindowMode
- XSetTextProperty
- XSetTransientForHint
- XSetWindowAttributes
- XSetWindowBackground
- XSetWindowBackgroundPixmap
- XSetWindowBorder
- XSetWindowBorderPixmap
- XSetWindowBorderWidth
- XSetWindowColormap
- XSetWMClientMachine
- XSetWMColormapWindows
- XSetWMHints
- XSetWMIconName
- XSetWMName
- XSetWMNormalHints
- XSetWMProperties
- XSetWMProtocols
- XSetWMSizeHints
- XShapeCombineMask
MAN (3)
Library functions, covering in particular the C standard library