"glXChooseVisual (3) - return a visual that matches specified attributes
"glXCopyContext (3)  - copy state from one rendering context to another
"glXCreateContext (3) - create a new GLX rendering context
"glXCreateGLXPixmap (3) - create an off-screen GLX rendering area
"glXDestroyContext (3) - destroy a GLX context
"glXDestroyGLXPixmap (3) - destroy a GLX pixmap
"glXFreeContextEXT (3) - free client-side memory for imported context
"glXGetClientString (3) - return a string describing the client
"glXGetConfig (3)    - return information about GLX visuals
"glXGetContextIDEXT (3) - get the XID for a context.
"glXGetCurrentContext (3) - return the current context
"glXGetCurrentDisplay (3) - get display for current context
"glXGetCurrentDrawable (3) - return the current drawable
"glXImportContextEXT (3) - import another process's indirect rendering context.
"glXIntro (3)        - Introduction to OpenGL in the X window system
"glXIsDirect (3)     - indicate whether direct rendering is enabled
"glXMakeCurrent (3)  - attach a GLX context to a window or a GLX pixmap
"glXQueryContextInfoEXT (3) - query context information
"glXQueryExtension (3) - indicate whether the GLX extension is supported
"glXQueryExtensionsString (3) - return list of supported extensions
"glXQueryServerString (3) - return string describing the server
"glXQueryVersion (3) - return the version numbers of the GLX extension
"glXSwapBuffers (3)  - exchange front and back buffers
"glXUseXFont (3)     - create bitmap display lists from an X font
"glXWaitGL (3)       - complete GL execution prior to subsequent X calls
"glXWaitX (3)        - complete X execution prior to subsequent GL calls
AllPlanes, BlackPixel, WhitePixel, ConnectionNumber, DefaultColormap, DefaultDepth, XListDepths, DefaultGC, DefaultRootWindow, DefaultScreenOfDisplay, DefaultScreen, DefaultVisual, DisplayCells, DisplayPlanes, DisplayString, XMaxRequestSize, XExtendedMaxRequestSize, LastKnownRequestProcessed, NextRequest, ProtocolVersion, ProtocolRevision, QLength, RootWindow, ScreenCount, ScreenOfDisplay, ServerVendor, VendorRelease (3x) - Display macros and functions
BlackPixelOfScreen, WhitePixelOfScreen, CellsOfScreen, DefaultColormapOfScreen, DefaultDepthOfScreen, DefaultGCOfScreen, DefaultVisualOfScreen, DoesBackingStore, DoesSaveUnders, DisplayOfScreen, XScreenNumberOfScreen, EventMaskOfScreen, HeightOfScreen, HeightMMOfScreen, MaxCmapsOfScreen, MinCmapsOfScreen, PlanesOfScreen, RootWindowOfScreen, WidthOfScreen, WidthMMOfScreen (3x) - screen information functions and macros
DBE (3x)             - Double Buffer Extension
DisplayOfCCC, VisualOfCCC, ScreenNumberOfCCC, ScreenWhitePointOfCCC, ClientWhitePointOfCCC (3x) - Color Conversion Context macros
ImageByteOrder, BitmapBitOrder, BitmapPad, BitmapUnit, DisplayHeight, DisplayHeightMM, DisplayWidth, DisplayWidthMM, XListPixmapFormats, XPixmapFormatValues (3x) - image format functions and macros
IsCursorKey, IsFunctionKey, IsKeypadKey, IsMiscFunctionKey, IsModiferKey, IsPFKey, IsPrivateKeypadKey (3x) - keysym classification macros
SuperProbe (1x)      - probe for and identify installed video hardware.
X (7)                - a portable, network-transparent window system
XAW (3x)             - X Athena Widgets
XAddConnectionWatch, XRemoveConnectionWatch, XProcessInternalConnection, XInternalConnectionNumbers (3x) - handle Xlib internal connections
XAddHost, XAddHosts, XListHosts, XRemoveHost, XRemoveHosts, XSetAccessControl, XEnableAccessControl, XDisableAccessControl, XHostAddress (3x) - control host access and host control structure
XAllocClassHint, XSetClassHint, XGetClassHint, XClassHint (3x) - allocate class hints structure and set or read a window's WM_CLASS property
XAllocColor, XAllocNamedColor, XAllocColorCells, XAllocColorPlanes, XFreeColors (3x) - allocate and free colors
XAllocIconSize, XSetIconSizes, XGetIconSizes, XIconSize (3x) - allocate icon size structure and set or read a window's WM_ICON_SIZES property
XAllocSizeHints, XSetWMNormalHints, XGetWMNormalHints, XSetWMSizeHints, XGetWMSizeHints, XSizeHints (3x) - allocate size hints structure and set or read a window's WM_NORMAL_HINTS property
XAllocStandardColormap, XSetRGBColormaps, XGetRGBColormaps, XStandardColormap (3x) - allocate, set, or read a standard colormap structure
XAllocWMHints, XSetWMHints, XGetWMHints, XWMHints (3x) - allocate window manager hints structure and set or read a window's WM_HINTS property
XAllowDeviceEvents (3x) - release queued events
XAllowEvents (3x)    - release queued events
XAnyEvent, XEvent (3x) - generic X event structures
XButtonEvent, XKeyEvent, XMotionEvent (3x) - KeyPress, KeyRelease, ButtonPress, ButtonRelease, and MotionNotify event structures
XChangeDeviceDontPropagateList, XGetDeviceDontPropagateList (3x) - query or change the dont-propagate-list for extension devices
XChangeKeyboardControl, XGetKeyboardControl, XAutoRepeatOn, XAutoRepeatOff, XBell, XQueryKeymap, XKeyboardControl (3x) - manipulate keyboard settings and keyboard control structure
XChangeKeyboardDevice (3x) - change which device is used as the X keyboard
XChangeKeyboardMapping, XGetKeyboardMapping, XDisplayKeycodes, XSetModifierMapping, XGetModifierMapping, XNewModifiermap, XInsertModifiermapEntry, XDeleteModifiermapEntry, XFreeModifierMap XModifierKeymap (3x) - manipulate keyboard encoding and keyboard encoding structure
XChangePointerControl, XGetPointerControl (3x) - control pointer
XChangePointerDevice (3x) - change which device is the X pointer
XChangeSaveSet, XAddToSaveSet, XRemoveFromSaveSet (3x) - change a client's save set
XChangeWindowAttributes, XSetWindowBackground, XSetWindowBackgroundPixmap, XSetWindowBorder, XSetWindowBorderPixmap, XSetWindowColormap (3x) - change window attributes
XCirculateEvent (3x) - CirculateNotify event structure
XCirculateRequestEvent (3x) - CirculateRequest event structure
XClearArea, XClearWindow (3x) - clear area or window
XClientMessageEvent (3x) - ClientMessage event structure
XColormapEvent (3x)  - ColormapNotify event structure
XConfigureEvent (3x) - ConfigureNotify event structure
XConfigureRequestEvent (3x) - ConfigureRequest event structure
XConfigureWindow, XMoveWindow, XResizeWindow, XMoveResizeWindow, XSetWindowBorderWidth, XWindowChanges (3x) - configure windows and window changes structure
XCopyArea, XCopyPlane (3x) - copy areas
XCreateColormap, XCopyColormapAndFree, XFreeColormap, XColor (3x) - create, copy, or destroy colormaps and color structure
XCreateFontCursor, XCreatePixmapCursor, XCreateGlyphCursor (3x) - create cursors
XCreateFontSet, XFreeFontSet (3x) - create and free an international text drawing font set
XCreateGC, XCopyGC, XChangeGC, XGetGCValues, XFreeGC, XGContextFromGC, XGCValues (3x) - create or free graphics contexts and graphics context structure
XCreateIC, XDestroyIC, XIMOfIC (3x) - create, destroy, and obtain the input method of an input context
XCreateOC, XDestroyOC, XSetOCValues, XGetOCValues, XOMOfOC (3x) - create output contexts
XCreatePixmap, XFreePixmap (3x) - create or destroy pixmaps
XCreateRegion, XSetRegion, XDestroyRegion (3x) - create or destroy regions
XCreateWindow, XCreateSimpleWindow, XSetWindowAttributes (3x) - create windows and window attributes structure
XCreateWindowEvent (3x) - CreateNotify event structure
XCrossingEvent (3x)  - EnterNotify and LeaveNotify event structure
XDefineCursor, XUndefineCursor (3x) - define cursors
XDestroyWindow, XDestroySubwindows (3x) - destroy windows
XDestroyWindowEvent (3x) - DestroyNotify event structure
XDeviceBell (3x)     - ring a bell on a device supported through the input extension
XDrawArc, XDrawArcs, XArc (3x) - draw arcs and arc structure
XDrawImageString, XDrawImageString16 (3x) - draw image text
XDrawLine, XDrawLines, XDrawSegments, XSegment (3x) - draw lines, polygons, and line structure
XDrawPoint, XDrawPoints, XPoint (3x) - draw points and points structure
XDrawRectangle, XDrawRectangles, XRectangle (3x) - draw rectangles and rectangles structure
XDrawString, XDrawString16 (3x) - draw text characters
XDrawText, XDrawText16, XTextItem, XTextItem16 (3x) - draw polytext text and text drawing structures
XEmptyRegion, XEqualRegion, XPointInRegion, XRectInRegion (3x) - determine if regions are empty or equal
XErrorEvent (3x)     - X error event structure
XExposeEvent (3x)    - Expose event structure
XExtentsOfFontSet (3x) - obtain the maximum extents structure for a font set
XF86Config (5x)      - Configuration File for XFree86
XF86VidModeQueryExtension, XF86VidModeQueryVersion, XF86VidModeGetModeLine, XF86VidModeGetAllModeLines, XF86VidModeDeleteModeLine, XF86VidModeModModeLine, XF86VidModeValidateModeLine, XF86VidModeSwitchMode, XF86VidModeSwitchToMode, XF86VidModeLockModeSwitch, XF86VidModeGetMonitor, XF86VidModeGetViewPort, XF86VidModeSetViewPort (3x) - XFree86-VidMode extension interface functions
XFillRectangle, XFillRectangles, XFillPolygon, XFillArc, XFillArcs (3x) - fill rectangles, polygons, or arcs
XFilterEvent (3x)    - filter X events for an input method
XFlush, XSync, XEventsQueued, XPending (3x) - handle output buffer or event queue
XFocusChangeEvent (3x) - FocusIn and FocusOut event structure
XFontSetExtents (3x) - XFontSetExtents structure
XFontsOfFontSet, XBaseFontNameListOfFontSet, XLocaleOfFontSet, XContextDependentDrawing, XContextualDrawing, XDirectionalDependentDrawing (3x) - obtain fontset information
XFree (3x)           - free client data
XFree86 (1x)         - X11R6 X server
XGetDeviceControl, XChangeDeviceControl (3x) - query and change input device controls
XGetDeviceKeyMapping, XChangeDeviceKeyMapping (3x) - query or change device key mappings
XGetDeviceModifierMapping, XSetDeviceModifierMapping (3x) - query or change device modifier mappings
XGetDeviceMotionEvents, XDeviceTimeCoord (3x) - get device motion history
XGetExtensionVersion (3x) - query the version of the input extension.
XGetFeedbackControl, XChangeFeedbackControl (3x) - query and change input device feedbacks
XGetVisualInfo, XMatchVisualInfo, XVisualIDFromVisual, XVisualInfo (3x) - obtain visual information and visual structure
XGetWindowAttributes, XGetGeometry, XWindowAttributes (3x) - get current window attribute or geometry and current window attributes structure
XGetWindowProperty, XListProperties, XChangeProperty, XRotateWindowProperties, XDeleteProperty (3x) - obtain and change window properties
XGrabButton, XUngrabButton (3x) - grab pointer buttons
XGrabDevice, XUngrabDevice (3x) - grab/release the specified extension device
XGrabDeviceButton, XUngrabDeviceButton (3x) - grab/ungrab extension input device buttons
XGrabDeviceKey, XUngrabDeviceKey (3x) - grab/ungrab extension input device Keys
XGrabKey, XUngrabKey (3x) - grab keyboard keys
XGrabKeyboard, XUngrabKeyboard (3x) - grab the keyboard
XGrabPointer, XUngrabPointer, XChangeActivePointerGrab (3x) - grab the pointer
XGrabServer, XUngrabServer (3x) - grab the server
XGraphicsExposeEvent, XNoExposeEvent (3x) - GraphicsExpose and NoExpose event structures
XGravityEvent (3x)   - GravityNotify event structure
XIconifyWindow, XWithdrawWindow, XReconfigureWMWindow (3x) - manipulate top-level windows
XIfEvent, XCheckIfEvent, XPeekIfEvent (3x) - check the event queue with a predicate procedure
XInitImage, XCreateImage, XGetPixel, XPutPixel, XSubImage, XAddPixel, XDestroyImage (3x) - image utilities
XInitThreads, XLockDisplay, XUnlockDisplay (3x) - multi-threading support
XInstallColormap, XUninstallColormap, XListInstalledColormaps (3x) - control colormaps
XInternAtom, XInternAtoms, XGetAtomName, XGetAtomNames (3x) - create or return atom names
XIntersectRegion, XUnionRegion, XUnionRectWithRegion, XSubtractRegion, XXorRegion, XOffsetRegion, XShrinkRegion (3x) - region arithmetic
XKeymapEvent (3x)    - KeymapNotify event structure
XListFonts, XFreeFontNames, XListFontsWithInfo, XFreeFontInfo (3x) - obtain or free font names and information
XListInputDevices, XFreeDeviceList (3x) - list available input devices
XLoadFont, XQueryFont, XLoadQueryFont, XFreeFont, XGetFontProperty, XUnloadFont, XCharStruct, XFontProp, XChar2b, XFontStruct (3x) - load or unload fonts and font metric structures
XLookupKeysym, XRefreshKeyboardMapping, XLookupString, XRebindKeySym (3x) - handle keyboard input events in Latin-1
XMapEvent, XMappingEvent (3x) - MapNotify and MappingNotify event structures
XMapRequestEvent (3x) - MapRequest event structure
XMapWindow, XMapRaised, XMapSubwindows (3x) - map windows
XNextEvent, XPeekEvent, XWindowEvent, XCheckWindowEvent, XMaskEvent, XCheckMaskEvent, XCheckTypedEvent, XCheckTypedWindowEvent (3x) - select events by type
XNoOp (3x)           - No Operation
XOpenDevice, XCloseDevice (3x) - open or close an extension input device
XOpenDisplay, XCloseDisplay (3x) - connect or disconnect to X server
XOpenIM, XCloseIM, XSetIMValues, XGetIMValues, XDisplayOfIM, XLocaleOfIM, XRegisterIMInstantiateCallback, XUnregisterIMInstantiateCallback (3x) - open, close, and otain input method information
XOpenOM, XCloseOM, XSetOMValues, XGetOMValues, XDisplayOfOM, XLocaleOfOM (3x) - open output methods
XParseGeometry, XWMGeometry (3x) - parse window geometry
XPolygonRegion, XClipBox (3x) - generate regions
XProjectTeam (7)     - X Project Team information
XPropertyEvent (3x)  - PropertyNotify event structure
XPutBackEvent (3x)   - put events back on the queue
XPutImage, XGetImage, XGetSubImage (3x) - transfer images
XQueryBestSize, XQueryBestTile, XQueryBestStipple (3x) - determine efficient sizes
XQueryColor, XQueryColors, XLookupColor, XParseColor (3x) - obtain color values
XQueryDeviceState (3x) - query the state of an extension input device.
XQueryPointer (3x)   - get pointer coordinates
XQueryTree (3x)      - query window tree information
XRaiseWindow, XLowerWindow, XCirculateSubwindows, XCirculateSubwindowsUp, XCirculateSubwindowsDown, XRestackWindows (3x) - change window stacking order
XReadBitmapFile, XReadBitmapFileData, XWriteBitmapFile, XCreatePixmapFromBitmapData, XCreateBitmapFromData (3x) - manipulate bitmaps
XRecolorCursor, XFreeCursor, XQueryBestCursor (3x) - manipulate cursors
XReparentEvent (3x)  - ReparentNotify event structure
XReparentWindow (3x) - reparent windows
XResizeRequestEvent (3x) - ResizeRequest event structure
XResourceManagerString, XScreenResourceString (3x) - obtain server resource properties
XSaveContext, XFindContext, XDeleteContext, XUniqueContext (3x) - associative look-up routines
XSelectExtensionEvent, XGetSelectedExtensionEvents (3x) - select extension events, get the list of currently selected extension events
XSelectInput (3x)    - select input events
XSelectionClearEvent (3x) - SelectionClear event structure
XSelectionEvent (3x) - SelectionNotify event structure
XSelectionRequestEvent (3x) - SelectionRequest event structure
XSendEvent, XDisplayMotionBufferSize, XGetMotionEvents, XTimeCoord (3x) - send events and pointer motion history structure
XSendExtensionEvent (3x) - send input extension events to a client
XSetArcMode, XSetSubwindowMode, XSetGraphicsExposure (3x) - GC convenience routines
XSetClipOrigin, XSetClipMask, XSetClipRectangles (3x) - GC convenience routines
XSetCloseDownMode, XKillClient (3x) - control clients
XSetCommand, XGetCommand (3x) - set or read a window's WM_COMMAND property
XSetDeviceButtonMapping, XGetDeviceButtonMapping (3x) - query or change device button mappings
XSetDeviceFocus, XGetDeviceFocus (3x) - control extension input device focus
XSetDeviceMode (3x)  - change the mode of a device
XSetDeviceValuators (3x) - initialize the valuators on an extension input device
XSetErrorHandler, XGetErrorText, XDisplayName, XSetIOErrorHandler, XGetErrorDatabaseText (3x) - default error handlers
XSetFillStyle, XSetFillRule (3x) - GC convenience routines
XSetFont (3x)        - GC convenience routines
XSetFontPath, XGetFontPath, XFreeFontPath (3x) - set, get, or free the font search path
XSetICFocus, XUnsetICFocus (3x) - set and unset input context focus
XSetICValues, XGetICValues (3x) - set and obtain XIC values
XSetInputFocus, XGetInputFocus (3x) - control input focus
XSetLineAttributes, XSetDashes (3x) - GC convenience routines
XSetPointerMapping, XGetPointerMapping (3x) - manipulate pointer settings
XSetScreenSaver, XForceScreenSaver, XActivateScreenSaver, XResetScreenSaver, XGetScreenSaver (3x) - manipulate the screen saver
XSetSelectionOwner, XGetSelectionOwner, XConvertSelection (3x) - manipulate window selection
XSetState, XSetFunction, XSetPlanemask, XSetForeground, XSetBackground (3x) - GC convenience routines
XSetTextProperty, XGetTextProperty (3x) - set and read text properties
XSetTile, XSetStipple, XSetTSOrigin (3x) - GC convenience routines
XSetTransientForHint, XGetTransientForHint (3x) - set or read a window's WM_TRANSIENT_FOR property
XSetWMClientMachine, XGetWMClientMachine (3x) - set or read a window's WM_CLIENT_MACHINE property
XSetWMColormapWindows, XGetWMColormapWindows (3x) - set or read a window's WM_COLORMAP_WINDOWS property
XSetWMIconName, XGetWMIconName, XSetIconName, XGetIconName (3x) - set or read a window's WM_ICON_NAME property
XSetWMName, XGetWMName, XStoreName, XFetchName (3x) - set or read a window's WM_NAME property
XSetWMProperties, XmbSetWMProperties (3x) - set standard window properties
XSetWMProtocols, XGetWMProtocols (3x) - set or read a window's WM_PROTOCOLS property
XShapeQueryExtension, XShapeQueryVersion, XShapeCombineRegion, XShapeCombineRectangles, XShapeCombineMask, XShapeCombineShape, XShapeOffsetShape, XShapeQueryExtents, XShapeSelectInput, XShapeInputSelected, XShapeGetRectangles (3x) - X nonrectangular shape functions
XStandards (7)       - X Consortium Standards
XStoreBytes, XStoreBuffer, XFetchBytes, XFetchBuffer, XRotateBuffers (3x) - manipulate cut and paste buffers
XStoreColors, XStoreColor, XStoreNamedColor (3x) - set colors
XStringListToTextProperty, XTextPropertyToStringList, XFreeStringList, XTextProperty (3x) - convert string lists and text property structure
XStringToKeysym, XKeysymToString, XKeycodeToKeysym, XKeysymToKeycode, XConvertCase (3x) - convert keysyms
XSupportsLocale, XSetLocaleModifiers (3x) - determine locale support and configure locale modifiers
XSynchronize, XSetAfterFunction (3x) - enable or disable synchronization
XTextExtents, XTextExtents16, XQueryTextExtents, XQueryTextExtents16 (3x) - compute or query text extents
XTextWidth, XTextWidth16 (3x) - compute text width
XTranslateCoordinates (3x) - translate window coordinates
XUnmapEvent (3x)     - UnmapNotify event structure
XUnmapWindow, XUnmapSubwindows (3x) - unmap windows
XVaCreateNestedList (3x) - allocate a nested variable argument list
XVisibilityNotifyEvent (3x) - VisibilityNotify event structure
XWarpPointer (3x)    - move pointer
Xau library: XauFileName, XauReadAuth, XauLockAuth, XauUnlockAuth, XauWriteAuth, XauDisposeAuth, XauGetAuthByAddr, XauGetBestAuthByAddr (3x) - X authority database routines
XcmsAllocColor, XcmsAllocNamedColor (3x) - allocate colors
XcmsCCCOfColormap, XcmsSetCCCOfColormap (3x) - query and modify CCC of a colormap
XcmsCIELabQueryMaxC, XcmsCIELabQueryMaxL, XcmsCIELabQueryMaxLC, XcmsCIELabQueryMinL (3x) - obtain the CIE L*a*b* coordinates
XcmsCIELuvQueryMaxC, XcmsCIELuvQueryMaxL, XcmsCIELuvQueryMaxLC, XcmsCIELuvQueryMinL (3x) - obtain the CIE L*u*v* coordinates
XcmsColor, XcmsRGB, XcmsRGBi, XcmsCIEXYZ, XcmsCIEuvY, XcmsCIExyY, XcmsCIELab, XcmsCIELuv, XcmsTekHVC, XcmsPad (3x) - Xcms color struture
XcmsConvertColors (3x) - convert CCC color specifications
XcmsCreateCCC, XcmsFreeCCC (3x) - creating and destroying CCCs
XcmsDefaultCCC (3x)  - obtain the default CCC for a screen
XcmsQueryBlack, XcmsQueryBlue, XcmsQueryGreen, XcmsQueryRed, XcmsQueryWhite (3x) - obtain black, blue, green, red, and white CCC color specifications
XcmsQueryColor, XcmsQueryColors, XcmsLookupColor (3x) - obtain color values
XcmsSetWhitePoint, XcmsSetWhiteAdjustProc (3x) - modifying CCC attributes
XcmsStoreColor, XcmsStoreColors (3x) - set colors
XcmsTekHVCQueryMaxC, XcmsTekHVCQueryMaxV, XcmsTekHVCQueryMaxVC, XcmsTekHVCQueryMaxVSamples, XcmsTekHVCQueryMinV (3x) - obtain the TekHVC coordinates
XdbeAllocateBackBufferName (3x) - allocates a DBE buffer.
XdbeBeginIdiom (3x)  - marks the beginning of a DBE idiom sequence.
XdbeDeallocateBackBufferName (3x) - frees a DBE buffer.
XdbeEndIdiom (3x)    - marks the end of a DBE idiom sequence.
XdbeFreeVisualInfo (3x) - frees information returned by XdbeGetVisualInfo().
XdbeGetBackBufferAttributes (3x) - returns attributes of a DBE buffer.
XdbeGetVisualInfo
XdbeQueryExtension (3x) - returns the version of DBE supported by the server.
XdbeSwapBuffers (3x) - swaps front and back DBE buffers.
XeviQueryExtension, XeviQueryVersion, XeviGetVisualInfo (3x) - X Extended Visual Information functions
XmbDrawImageString, XwcDrawImageString (3x) - draw image text using a single font set
XmbDrawString, XwcDrawString (3x) - draw text using a single font set
XmbDrawText, XwcDrawText (3x) - draw text using multiple font sets
XmbLookupString, XwcLookupString (3x) - obtain composed input from an input method
XmbResetIC, XwcResetIC (3x) - reset the state of an input context
XmbTextEscapement, XwcTextEscapement (3x) - obtain the escapement of text
XmbTextExtents, XwcTextExtents (3x) - compute text extents
XmbTextListToTextProperty, XwcTextListToTextProperty, XmbTextPropertyToTextList, XwcTextPropertyToTextList, XwcFreeStringList, XDefaultString (3x) - convert text lists and text property structures
XmbTextPerCharExtents, XwcTextPerCharExtents (3x) - obtain per-character information for a text string
XmbufQueryExtension, XmbufGetVersion, XmbufCreateBuffers, XmbufDestroyBuffers, XmbufDisplayBuffers, XmbufGetWindowAttributes, XmbufChangeWindowAttributes, XmbufGetBufferAttributes, XmbufChangeBufferAttributes, XmbufGetScreenInfo, XmbufCreateStereoWindow (3x) - X multibuffering functions
Xnest (1x)           - a nested X server
XrmEnumerateDatabase (3x) - enumerate resource database entries
XrmGetFileDatabase, XrmPutFileDatabase, XrmGetStringDatabase, XrmLocaleOfDatabase, XrmGetDatabase, XrmSetDatabase, XrmDestroyDatabase (3x) - retrieve and store resource databases
XrmGetResource, XrmQGetResource, XrmQGetSearchList, XrmQGetSearchResource (3x) - retrieve database resources and search lists
XrmInitialize, XrmParseCommand, XrmValue, XrmOptionKind, XrmOptionDescRec (3x) - initialize the Resource Manager, Resource Manager structures, and parse the command line
XrmMergeDatabases, XrmCombineDatabase, XrmCombineFileDatabase (3x) - merge resource databases
XrmPutResource, XrmQPutResource, XrmPutStringResource, XrmQPutStringResource, XrmPutLineResource (3x) - store database resources
XrmUniqueQuark, XrmStringToQuark, XrmPermStringToQuark, XrmQuarkToString, XrmStringToQuarkList, XrmStringToBindingQuarkList (3x) - manipulate resource quarks
Xsecurity (7)        - X display access control
Xserver (1x)         - X Window System display server
XtAddActions (3x)    - register an action table
XtAddCallback, XtAddCallbacks, XtRemoveCallback, XtRemoveCallbacks, XtRemoveAllCallbacks (3x) - add and remove callback procedures
XtAddEventHandler, XtAddRawEventHandler, XtRemoveEventHandler, XtRemoveRawEventHandler, XtInsertEventHandler, XtInsertRawEventHandler (3x) - add and remove event handlers
XtAddExposureToRegion (3x) - merge exposure events into a region
XtAddGrab, XtRemoveGrab (3x) - redirect user input to a modal widget
XtAddInput, XtAddTimeout (3x) - register input, timeout, and workprocs
XtAllocateGC (3x)    - obtain a sharable GC with modifiable fields
XtAppAddActionHook, XtRemoveActionHook (3x) - register an action hook procedure
XtAppAddActions (3x) - register an action table
XtAppAddBlockHook, XtRemoveBlockHook (3x) - register a block hook procedure
XtAppAddConverter, XtAddConverter (3x) - register resource converter
XtAppAddInput, XtRemoveInput (3x) - register and remove an input source
XtAppAddSignal, XtRemoveSignal, XtNoticeSignal (3x) - register and remove a signal source
XtAppAddTimeOut, XtRemoveTimeOut (3x) - register and remove timeouts
XtAppAddWorkProc, XtRemoveWorkProc (3x) - Add and remove background processing procedures
XtAppCreateShell, XtVaAppCreateShell (3x) - create top-level widget instance
XtAppError, XtAppSetErrorHandler, XtAppSetWarningHandler, XtAppWarning (3x) - low-level error handlers
XtAppErrorMsg, XtAppSetErrorMsgHandler, XtAppSetWarningMsgHandler, XtAppWarningMsg (3x) - high-level error handlers
XtAppGetErrorDatabase, XtAppGetErrorDatabaseText (3x) - obtain error database
XtAppGetSelectionTimeout, XtAppSetSelectionTimeout (3x) - set and obtain selection timeout values
XtAppInitialize, XtVaAppInitialize (3x) - initialize, open, or close a display
XtAppLock, XtAppUnlock (3x) - lock and unlock application context
XtAppNextEvent, XtAppPending, XtAppPeekEvent, XtAppProcessEvent, XtDispatchEvent, XtAppMainLoop (3x) - query and process events and input
XtAppReleaseCacheRefs (3x) - decrement reference counts for resources
XtAppSetExitFlag, XtAppGetExitFlag (3x) - thread support functions
XtAppSetFallbackResources (3x) - set fallback resources
XtAppSetTypeConverter, XtSetTypeConverter (3x) - register resource converter
XtBuildEventMask (3x) - retrieve a widget's event mask
XtCallAcceptFocus (3x) - calla widget's accept_focus procedure
XtCallActionProc (3x) - invoke an action procedure directly
XtCallCallbacks, XtCallCallbackList, XtHasCallbacks (3x) - process callbacks
XtClass, XtSuperclass, XtIsSubclass, XtCheckSubclass, XtIsObject, XtIsRectObj, XtIsWidget, XtIsComposite, XtIsConstraint, XtIsShell, XtIsOverrideShell, XtIsWMShell, XtIsVendorShell, XtIsTransientShell, XtIsTopLevelShell, XtIsApplicationShell, XtIsSessionShell (3x) - obtain and verify a widget's class
XtConfigureWidget, XtMoveWidget, XtResizeWidget (3x) - move and resize widgets
XtConvert, XtDirectConvert (3x) - invoke resource converters
XtConvertAndStore, XtCallConverter (3x) - invoke resource converters
XtCreateApplicationContext, XtDestroyApplicationContext, XtWidgetToApplicationContext, XtToolkitInitialize (3x) - create, destroy, and obtain an application context
XtCreateApplicationShell (3x) - create top-level widget instance
XtCreatePopupShell, XtVaCreatePopupShell (3x) - create a popup shell
XtCreateSelectionRequest, XtSendSelectionRequest, XtCancelSelectionRequest (3x) - bundle multiple selection conversion requests into a single request using MULTIPLE target
XtCreateWidget, XtVaCreateWidget, XtCreateManagedWidget, XtVaCreateManagedWidget, XtDestroyWidget (3x) - create and destroy widgets
XtCreateWindow (3x)  - window creation convenience function
XtDisplay, XtDisplayOfObject, XtScreen, XtScreenOfObject, XtWindow, XtWindowOfObject (3x) - obtain window information about a widget
XtDisplayInitialize, XtOpenDisplay, XtDatabase, XtScreenDatabase, XtCloseDisplay (3x) - initialize, open, or close a display
XtDisplayStringConversionWarning (3x) - issue a conversion warning message
XtDisplayToApplicationContext (3x) - obtain an application context
XtError, XtSetErrorHandler, XtSetWarningHandler, XtWarning (3x) - low-level error handlers
XtErrorMsg, XtSetErrorMsgHandler, XtWarningMsg, XtSetWarningMsgHandler (3x) - high-level error handlers
XtFindFile (3x)      - search for a file using substitutions in the path list
XtGetActionKeysym (3x) - obtain corresponding keysym
XtGetActionList (3x) - obtain class action list
XtGetApplicationNameAndClass (3x) - retrieve application name and class
XtGetApplicationResources, XtVaGetApplicationResources (3x) - obtain application resources
XtGetClassExtension (3x) - locate a class extension record
XtGetDisplays (3x)   - retrieve a list of displays associated with an application context
XtGetErrorDatabase, XtGetErrorDatabaseText (3x) - obtain error database
XtGetGC, XtReleaseGC (3x) - obtain and destroy a sharable GC
XtGetKeyboardFocusWidget (3x) - extension event handling
XtGetKeysymTable, XtKeysymToKeycodeList (3x) - query keysyms and keycodes
XtGetResourceList, XtGetConstraintResourceList (3x) - obtain resource list
XtGetSelectionParameters (3x) - retrieve target parameters for a selection request with a single target
XtGetSelectionRequest (3x) - retrieve the event that triggered the XtConvertSelectionProc
XtGetSelectionTimeout, XtSetSelectionTimeout (3x) - set and obtain selection timeout values
XtGetSelectionValue, XtGetSelectionValues (3x) - obtain selection values
XtGetSelectionValueIncremental, XtGetSelectionValuesIncremental (3x) - obtain selection values
XtGetSubresources, XtVaGetSubresources (3x) - obtain subresources
XtGrabKey, XtUngrabKey, XtGrabKeyboard, XtUngrabKeyboard, XtGrabButton, XtUngrabButton, XtGrabPointer, XtUngrabPointer (3x) - manage grabs
XtHooksOfDisplay (3x) - external agent access points
XtInitialize (3x)    - initialize
XtInitializeWidgetClass (3x) - initialize a widget class
XtInsertEventTypeHandler, XtRemoveEventTypeHandler,  XtRegisterExtensionSelector, XtSetEventDispatcher, XtDispatchEventToWidget  (3x) - extension event handling
XtLastEventProcessed, XtLastTimestampProcessed (3x) - last event, last timestamp processed
XtMakeGeometryRequest, XtMakeResizeRequest (3x) - make geometry manager request
XtMalloc, XtCalloc, XtRealloc, XtFree, XtNew, XtNewString (3x) - memory management functions
XtManageChildren, XtManageChild, XtUnmanageChildren, XtUnmanageChild, XtChangeManagedSet, XtIsManaged (3x) - manage and unmanage children
XtMapWidget, XtSetMappedWhenManaged, XtUnmapWidget (3x) - map and unmap widgets
XtName (3x)          - obtain widget's name
XtNameToWidget, XtWindowToWidget (3x) - translating strings to widgets or widgets to windows
XtNextEvent, XtPending, XtPeekEvent, XtProcessEvent, XtMainLoop (3x) - query and process events and input
XtOffset, XtOffsetOf, XtNumber (3x) - determine the byte offset or number of array elements
XtOpenApplication, XtVaOpenApplication (3x) - initialize, open, or close a display
XtOwnSelection, XtOwnSelectionIncremental, XtDisownSelection (3x) - set selection owner
XtParent (3x)        - obtain widget's parent widget id
XtParseAcceleratorTable, XtInstallAccelerators, XtInstallAllAccelerators (3x) - managing accelerator tables
XtParseTranslationTable, XtAugmentTranslations, XtOverrideTranslations, XtUninstallTranslations (3x) - manage translation tables
XtPopdown, XtCallbackPopdown (3x) - unmap a pop-up
XtPopup, XtPopupSpringLoaded, XtCallbackNone, XtCallbackNonexclusive, XtCallbackExclusive (3x) - map a pop-up
XtProcessLock, XtProcessUnlock (3x) - lock and unlock process
XtQueryGeometry (3x) - query the preferred geometry of a child widget
XtRealizeWidget, XtIsRealized, XtUnrealizeWidget (3x) - realize and unrealize widgets
XtRegisterDrawable (3x) - register a drawable with the Intrisics event dispatcher
XtRegisterGrabAction (3x) - register button and key grabs
XtReservePropertyAtom, XtReleasePropertyAtom (3x) - maintain a cache of property atoms
XtResolvePathname (3x) - search for a file using standard substitution
XtSessionGetToken, XtSessionReturnToken (3x) - token management for checkpointing
XtSetArg, XtMergeArgLists (3x) - set and merge ArgLists
XtSetKeyTranslator, XtTranslateKeycode, XtRegisterCaseConverter, XtConvertCase (3x) - convert KeySym to KeyCodes
XtSetKeyboardFocus (3x) - focus events on a child widget
XtSetLanguageProc (3x) - set the language procedure
XtSetMultiClickTime, XtGetMultiClickTime (3x) - set and get multi-click times
XtSetSelectionParameters (3x) - specify target parameters for a selection request with a single target
XtSetSensitive, XtIsSensitive (3x) - set and check a widget's sensitivity state
XtSetValues, XtVaSetValues, XtSetSubvalues, XtVaSetSubvalues, XtGetValues, XtVaGetValues, XtGetSubvalues, XtVaGetSubvalues (3x) - obtain and set widget resources
XtSetWMColormapWindows (3x) - Set the value of the WM_COLORMAP_WINDOWS property
XtStringConversionWarning (3x) - issue a conversion warning message
XtToolkitThreadInitialize (3x) - initialize the toolkit for multiple threads
XtTranslateCoords (3x) - translate widget coordinates
XtVaCreateArgsList (3x) - dynamically allocate a varargs list
Xv --- X Window System video extension
XvFreeAdaptorInfo (3x) - free adaptor information
XvFreeEncodingInfo (3x) - free encoding information
XvGetPortAttribute (3x) - return current port attribute value
XvGetStill (3x)      - capture a single frame of video from a drawable
XvGetVideo (3x)      - capture video from a drawable
XvGrabPort (3x)      - lock port for exclusive use by client
XvPortNotify (3x)    - event generated when port attributes change
XvPutStill (3x)      - write a single frame of video to a drawable
XvPutVideo (3x)      - write video into a drawable
XvQueryAdaptors (3x) - return adaptor information for a screen
XvQueryBestSize (3x) - determine the optimum drawable region size
XvQueryEncodings (3x) - return list of encodings for an adaptor
XvQueryExtension (3x) - return version and release of extension
XvSelectPortNotify (3x) - enable or disable XvPortNotify(3X) events
XvSelectVideoNotify (3x) - enable or disable VideoNotify events
XvSetPortAttribute (3x) - sets an attribute of a video port
XvStopVideo (3x)     - stop active video
XvUngrabPort (3x)    - release port grabbed for video operation
XvVideoNotify (3x)   - event generated for video processing
Xvfb (1x)            - virtual framebuffer X server for X Version 11
appres (1x)          - list X application resource database
bdftopcf (1x)        - convert X font from Bitmap Distribution Format to Portable Compiled Format
beforelight (1x)     - screen saver
bitmap, bmtoa, atobm (1x) - bitmap editor and converter utilities for the X Window System
cxpm (1x)            - Check an XPM (X PixMap) file - XPM 1, 2, or 3.
dga (1x)             - test program for the XFree86-DGA extension
dynapro (4)          - Dynapro input driver
editres (1x)         - a dynamic resource editor for X Toolkit applications
fbdevhw (4)          - os-specific submodule for framebuffer device access
fsinfo (1x)          - X font server information utility
fslsfonts (1x)       - list fonts served by X font server
fstobdf (1x)         - generate BDF font from X font server
glint (4)            - GLINT/Permedia video driver
iceauth (1x)         - ICE authority file utility
ico (1x)             - animate an icosahedron or other polyhedron
imake (1x)           - C preprocessor interface to the make utility
keyboard (4)         - Keyboard input driver
lbxproxy (1x)        - Low BandWidth X proxy
listres (1x)         - list resources in widgets
lndir (1x)           - create a shadow directory of symbolic links to another directory tree
makedepend (1x)      - create dependencies in makefiles
makeg (1x)           - make a debuggable executable
makepsres (1x)       - Build PostScript resource database file.
makestrs (1x)        - makes string table C source and header(s)
mga (4)              - Matrox video driver
microtouch (4)       - MicroTouch input driver
mkcfm (1x)           - create summaries of font metric files in CID font directories
mkdirhier (1x)       - makes a directory hierarchy
mkfontdir, fonts.dir, fonts.scale, fonts.alias, encodings.dir (1x) - create an index of X font files in a directory
mouse (4)            - Mouse input driver
oclock (1x)          - round X clock
proxymngr (1x)       - proxy manager service
pswrap (1x)          - creates C procedures from segments of PostScript language code
r128 (4)             - ATI Rage 128 video driver
rendition (4)        - Rendition video driver
resize (1x)          - set TERMCAP and terminal settings to current xterm window size
revpath (1x)         - generate a relative path that can be used to undo a change-directory
rstart (1x)          - a sample implementation of a Remote Start client
rstartd (1x)         - a sample implementation of a Remote Start rsh helper
s3virge (4)          - S3 ViRGE video driver
sessreg (1x)         - manage utmp/wtmp entries for non-init clients
setxkbmap (1x)       - set the keyboard using the X Keyboard Extension
showfont (1x)        - font dumper for X font server
showrgb (1x)         - uncompile an rgb color-name database
smproxy (1x)         - Session Manager Proxy
startx (1x)          - initialize an X session
sxpm (1x)            - Show an XPM (X PixMap) file and/or convert XPM 1 or 2 files to XPM 3.
tdfx (4)             - 3Dfx video driver
twm (1x)             - Tab Window Manager for the X Window System
v4l (4)              - Video 4 Linux driver
vga (4)              - Generic VGA video driver
viewres (1x)         - graphical class browser for Xt
void (4)             - null input driver
wacom (4)            - Wacom input driver
x11perf (1x)         - X11 server performance test program
x11perfcomp (1x)     - X11 server performance comparison program
xauth (1x)           - X authority file utility
xbiff (1x)           - mailbox flag for X
xcalc (1x)           - scientific calculator for X
xclipboard (1x)      - X clipboard client
xclock (1x)          - analog / digital clock for X
xcmsdb (1x)          - Device Color Characterization utility for X Color Management System
xconsole (1x)        - monitor system console messages with X
xcutsel (1x)         - interchange between cut buffer and selection
xditview (1x)        - display ditroff output
xdm (1x)             - X Display Manager with support for XDMCP, host chooser
xdpyinfo (1x)        - display information utility for X
xedit (1x)           - simple text editor for X
xev (1x)             - print contents of X events
xeyes (1x)           - a follow the mouse X demo
xf86config (1x)      - generate an XF86Config file
xfd (1x)             - display all the characters in an X font
xfindproxy (1x)      - locate proxy services
xfontsel (1x)        - point and click selection of X11 font names
xfs (1x)             - X font server
xfwp (1x)            - X firewall proxy
xgamma (1x)          - Alter a monitor's gamma correction for XFree86
xgc (1x)             - X graphics demo
xhost (1x)           - server access control program for X
xieperf (1x)         - XIE server extension test and demo program
xinit (1x)           - X Window System initializer
xkbcomp (1x)         - compile XKB keyboard description
xkbevd (1x)          - XKB event daemon
xkbprint (1x)        - print an XKB keyboard description
xkill (1x)           - kill a client by its X resource
xload (1x)           - system load average display for X
xlogo (1x)           - X Window System logo
xlsatoms (1x)        - list interned atoms defined on server
xlsclients (1x)      - list client applications running on a display
xlsfonts (1x)        - server font list displayer for X
xmag (1x)            - magnify parts of the screen
xman (1x)            - Manual page display program for the X Window System
xmessage (1x)        - display a message or query in a window (X-based /bin/echo)
xmkmf (1x)           - create a Makefile from an Imakefile
xmodmap (1x)         - utility for modifying keymaps and pointer button mappings in X
xon (1x)             - start an X program on a remote machine
xprop (1x)           - property displayer for X
xrdb (1x)            - X server resource database utility
xrefresh (1x)        - refresh all or part of an X screen
xset (1x)            - user preference utility for X
xsetmode (1x)        - set the mode for an X Input device
xsetpointer (1x)     - set an X Input device as the main pointer
xsetroot (1x)        - root window parameter setting utility for X
xsm (1x)             - X Session Manager
xstdcmap (1x)        - X standard colormap utility
xterm (1x)           - terminal emulator for X
xvidtune (1x)        - video mode tuner for XFree86
xwd (1x)             - dump an image of an X window
xwininfo (1x)        - window information utility for X
xwud (1x)            - image displayer for X
