sync code with last improvements from OpenBSD

xserver/hw/xnest/Screen.h

@@ -0,0 +1,25 @@
+/*
+
+Copyright 1993 by Davor Matic
+
+Permission to use, copy, modify, distribute, and sell this software
+and its documentation for any purpose is hereby granted without fee,
+provided that the above copyright notice appear in all copies and that
+both that copyright notice and this permission notice appear in
+supporting documentation.  Davor Matic makes no representations about
+the suitability of this software for any purpose.  It is provided "as
+is" without express or implied warranty.
+
+*/
+
+#ifndef XNESTSCREEN_H
+#define XNESTSCREEN_H
+
+extern Window xnestDefaultWindows[MAXSCREENS];
+extern Window xnestScreenSaverWindows[MAXSCREENS];
+
+ScreenPtr xnestScreen(Window window);
+Bool xnestOpenScreen(ScreenPtr pScreen, int argc, char *argv[]);
+Bool xnestCloseScreen(ScreenPtr pScreen);
+
+#endif                          /* XNESTSCREEN_H */