- XEvent
- XEventsQueued
- XeviGetVisualInfo
- XeviQueryExtension
- XeviQueryVersion
- XExposeEvent
- XExtentsOfFontSet
- xfclose
- XFetchBuffer
- XFetchBytes
- XFetchName
- XFig
- XFillArc
- XFillArcs
- XFillPolygon
- XFillRectangle
- XFillRectangles
- XFilterEvent
- XFindContext
- XFixes
- XFlush
- XFocusChangeEvent
- XFontProp
- XFontSetExtents
- XFontsOfFontSet
- XFontStruct
- xfopen
- XForceScreenSaver
- XFree
- xfree
- XFreeColormap
- XFreeColors
- XFreeCursor
- XFreeDeviceList
- XFreeEventData
- XFreeExtensionList
- XFreeFont
- XFreeFontInfo
- XFreeFontNames
- XFreeFontPath
- XFreeFontSet
- XFreeGC
- XFreeModifiermap
- XFreeModifierMap XModifierKeymap
- XFreePixmap
- XFreeStringList
- xfsctl
- xfseek
- XGContextFromGC
- XGCValues
- XGenericEventCookie
- xgetaline
- XGetAtomName
- XGetAtomNames
- XGetClassHint
- XGetCommand
- XGetDeviceButtonMapping
- XGetDeviceControl
- XGetDeviceDontPropagateList
- XGetDeviceFocus
- XGetDeviceKeyMapping
- XGetDeviceModifierMapping
- XGetDeviceMotionEvents
- XGetDeviceProperty
- XGetErrorDatabaseText
- XGetErrorText
- XGetEventData
- XGetExtensionVersion
- XGetFeedbackControl
- XGetFontPath
MAN (3)
Library functions, covering in particular the C standard library