XShapeQueryExtension,      XShapeQueryVersion,     XShapeCombineRegion,
   XShapeCombineRectangles,     XShapeCombineMask,     XShapeCombineShape,
   XShapeOffsetShape,        XShapeQueryExtents,        XShapeSelectInput,
   XShapeInputSelected,  XShapeGetRectangles  -  X  nonrectangular   shape


   #include <X11/extensions/shape.h>

   Bool XShapeQueryExtension (
        Display *dpy,
        int *event_basep,
        int *error_basep);

   Status XShapeQueryVersion (
        Display *dpy,
        int *major_versionp,
        int *minor_versionp);

   void XShapeCombineRegion (
        Display *dpy,
        Window dest,
        int destKind,
        int xOff,
        int yOff,
        struct _XRegion *r,
        int op);

   void XShapeCombineRectangles (
        Display *dpy,
        XID dest,
        int destKind,
        int xOff,
        int yOff,
        XRectangle *rects,
        int n_rects,
        int op,
        int ordering);

   void XShapeCombineMask (
        Display *dpy,
        XID dest,
        int destKind,
        int xOff,
        int yOff,
        Pixmap src,
        int op);

   void XShapeCombineShape (
        Display *dpy,
        XID dest,
        int destKind,
        int xOff,
        int yOff,
        Pixmap src,
        int srcKind,
        int op);

   void XShapeOffsetShape (
        Display *dpy,
        XID dest,
        int destKind,
        int xOff,
        int yOff);

   Status XShapeQueryExtents (
        Display *dpy,
        Window window,
        int *bShaped,
        int *xbs,
        int *ybs,
        unsigned int *wbs,
        unsigned int *hbs,
        int *cShaped,
        int *xcs,
        int *ycs,
        unsigned int *wcs,
        unsigned int *hcs);

   void XShapeSelectInput (
        Display *dpy,
        Window window,
        unsigned longmask);

   unsigned long XShapeInputSelected (
        Display *dpy,
        Window window);

   XRectangle *XShapeGetRectangles (
        Display *dpy,
        Window window,
        int kind,
        int *count,
        int *ordering);


   typedef struct {
       int type;  /* of event */
       unsigned long serial;     /* # of last request processed by server */
       Bool send_event;     /* true if this came from a SendEvent request */
       Display *display;    /* Display the event was read from */
       Window window;  /* window of event */
       int kind;  /* ShapeBounding or ShapeClip */
       int x, y;  /* extents of new region */
       unsigned width, height;
       Time time; /* server timestamp when region changed */
       Bool shaped;    /* true if the region exists */
   } XShapeEvent;


   The  X11  Nonrectangular  Window  Shape  Extension  adds nonrectangular
   windows to the X Window System.



   Shape Kinds:

   Event defines:


   This manual page needs a lot more work.


   X11 Nonrectangular Window Shape Extension


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