NAME
        FreeSpriteData -- free sprite data allocated by AllocSpriteData() (V39)
   SYNOPSIS
        FreeSpriteData(extsp)
                        a2
        void FreeSpriteData(struct extsprite *);
   FUNCTION
   INPUTS
        extsp - The extended sprite structure to be freed. Passing NULL is a
        NO-OP.
   SEE ALSO
        FreeSpriteData() freesprite() changesprite() movesprite() getextsprite()
        allocbitmap() graphics/sprite.h