The following include files are part of the Xlib standard.
<X11/cursorfont.h>
<X11/keysym.h>
<X11/keysymdef.h>
<X11/X.h>
<X11/Xatom.h>
<X11/Xcms.h>
<X11/Xlib.h>
<X11/Xlibint.h>
<X11/Xproto.h>
<X11/Xprotostr.h>
<X11/Xresource.h>
<X11/Xutil.h>
<X11/X10.h>
The following include files are part of the X Toolkit Intrinsics standard.
<X11/Composite.h>
<X11/CompositeP.h>
<X11/Constraint.h>
<X11/ConstrainP.h>
<X11/Core.h>
<X11/CoreP.h>
<X11/Intrinsic.h>
<X11/IntrinsicP.h>
<X11/Object.h>
<X11/ObjectP.h>
<X11/RectObj.h>
<X11/RectObjP.h>
<X11/Shell.h>
<X11/ShellP.h>
<X11/StringDefs.h>
<X11/Vendor.h>
<X11/VendorP.h>
The following include file is part of the Nonrectangular Window Shape Extension standard.
<X11/extensions/shape.h>
The following include files are part of the X Input Extension standard.
<X11/extensions/XI.h>
<X11/extensions/XInput.h>
<X11/extensions/XIproto.h>
The following include files are part of the PEXlib standard.
<X11/PEX5/PEX.h>
<X11/PEX5/PEXlib.h>
<X11/PEX5/PEXlibint.h>
<X11/PEX5/PEXproto.h>
<X11/PEX5/PEXprotost.h>
The following include files are part of the ICElib standard.
<X11/ICE/ICE.h>
<X11/ICE/ICEconn.h>
<X11/ICE/ICElib.h>
<X11/ICE/ICEmsg.h>
<X11/ICE/ICEproto.h>
<X11/ICE/ICEutil.h>
The following include files are part of the SMlib standard.
<X11/SM/SM.h>
<X11/SM/SMlib.h>
<X11/SM/SMproto.h>
The following include file is part of the Synchronization standard.
<X11/extensions/sync.h>
The following include files are part of the XIElib draft standard.
<X11/extensions/XIE.h>
<X11/extensions/XIElib.h>
<X11/extensions/XIEproto.h>
<X11/extensions/XIEprotost.h>
The following include file is part of the XTEST standard.
<X11/extensions/XTest.h>
The following include file is part of the Double Buffer Extension standard.
<X11/extensions/Xdbe.h>
The following include file is part of the Record Library standard.
<X11/extensions/record.h>
The following include files are part of the X Keyboard Extension Library standard.
<X11/XKBlib.h>
<X11/extensions/XKB.h>
<X11/extensions/XKBproto.h>
<X11/extensions/XKBstr.h>
<X11/extensions/XKBgeom.h>
The following include files are part of the X Print Extension Library standard.
<X11/extensions/Print.h>
<X11/extensions/Printstr.h>
The following include files are part of the X Application Group Extension Library standard.
<X11/extensions/Xag.h>
<X11/extensions/Xagstr.h>
The following include files are part of the X Security Extension Library standard.
<X11/extensions/security.h>
<X11/extensions/securstr.h>
The following include files are part of the LBX Extension library standard.
<X11/extensions/XLbx.h>
<X11/extensions/lbxbuf.h>
<X11/extensions/lbxbufstr.h>
<X11/extensions/lbxdeltastr.h>
<X11/extensions/lbximage.h>
<X11/extensions/lbxopts.h>
<X11/extensions/lbxstr.h>
<X11/extensions/lbxzlib.h>
The following include files are part of the Colormap Utilization Policy and Extention specification.
<X11/extensions/Xcup.h>
<X11/extensions/Xcupstr.h>
The following include files are part of the Extended Visual Information specification.
<X11/extensions/XEVI.h>
<X11/extensions/XEVIstr.h>
The following include files are part of the X Display Management Signaling Extension specification.
<X11/extensions/dpms.h>
<X11/extensions/dpmsstr.h>