NAME
    ClearRectRegion -- Perform 2d CLEAR operation of rectangle
                    with region, leaving result in region.

SYNOPSIS
    status = ClearRectRegion(region,rectangle)
     d0                       a0      a1

    BOOL ClearRectRegion(struct Region *, struct Rectangle * );

FUNCTION
    Clip away any portion of the region that exists inside
    of the rectangle. Leave the result in region.

INPUTS
    region - pointer to Region structure
    rectangle - pointer to Rectangle structure

RESULTS
    status - return TRUE if successful operation
             return FALSE if ran out of memory

BUGS

SEE ALSO
    AndRectRegion() graphics/regions.h

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