#ifndef __sovLayerUtil_h__#define __sovLayerUtil_h__/* Copyright (c) Mark J. Kilgard, 1996. *//* This program is freely distributable without licensing fees    and is provided without guarantee or warrantee expressed or    implied. This program is -not- in the public domain. */#include <X11/Xlib.h>#include <X11/Xutil.h>#include <X11/Xmd.h>/* Transparent type values *//*      None                  0 */#define TransparentPixel      1#define TransparentMask       2/* layered visual info template flags */#define VisualLayerMask		0x200#define VisualTransparentType	0x400#define VisualTransparentValue	0x800#define VisualAllLayerMask	0xFFF/* layered visual info structure */typedef struct _sovVisualInfo {   XVisualInfo vinfo;   int layer;   int type;   unsigned long value;} sovVisualInfo;/* SERVER_OVERLAY_VISUALS property element */typedef struct _sovOverlayInfo {   long  overlay_visual;   long  transparent_type;   long  value;   long  layer;} sovOverlayInfo;extern sovVisualInfo *sovGetVisualInfo(  Display *display,  long lvinfo_mask,  sovVisualInfo *lvinfo_template,  int *nitems_return);extern Status sovMatchVisualInfo(  Display *display,  int screen,  int depth,  int class,  int layer,  sovVisualInfo *lvinfo_return);#endif /* __sovLayerUtil_h__ */