X                  XKeySym            XScrnPntOp         Xct  
XAtomQueue         XMachine           XScrnPxmp          Xmbuf  
XClient            XMessenger         XScrnTpRep         Xmu  
XClientExt         XPaint             XScrollQueue       Xrm  
XClientF           XParam             XSharedMem         Xt  
XCursors           XPicture           XShm               XtC  
XEventQueue        XProperties        XTrestle           XtE  
XExtensions        XScreenType        X_PEX_Base         XtN  
XGC                XScrnCmap          X_PEX_BaseProxy    XtR  
XImUtil            XScrnCrsr          Xatom              XtermModel  
XInput             XScrnFont          Xaw