>># 
>># Copyright 1990, 1991 by the Massachusetts Institute of Technology and
>># UniSoft Group Limited.
>># 
>># 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, and that the names of MIT and UniSoft not be
>># used in advertising or publicity pertaining to distribution of the
>># software without specific, written prior permission.  MIT and UniSoft
>># make no representations about the suitability of this software for any
>># purpose.  It is provided "as is" without express or implied warranty.
>># 
>># $XConsortium: dfltgcofsc.m,v 1.5 92/06/11 15:57:10 rws Exp $
>># 
>>#
>>TITLE XDefaultGCOfScreen CH02
>>ASSERTION B XDefaultGCOfScreen-1
A call to XDefaultGCOfScreen returns the ID of the default
GC of the screen screen.
>>STRATEGY
Obtain the ID of the default GC of the default screen.
>>ASSERTION A XDefaultGCOfScreen-2
The default GC has the same depth as the root window of the
screen screen.
>>STRATEGY
Draw the point (0,0) using the default GC on the default root window.
Verify that a BadMatch error did not occur.
