NAME 
       ClearRegion -- Remove all rectangles from region.
 
   SYNOPSIS 
       ClearRegion(region)
                     a0

	viod ClearRegion( struct  Region * );
 
   FUNCTION 
       Clip away all rectangles in the region leaving nothing.
 
   INPUTS 
       region - pointer to Region structure
 
   BUGS 

   SEE ALSO
	 NewRegion()  sc:include/graphics/regions.h