gfxpoly_union 1091 lib/gfxpoly.c gfxpoly_t* gfxpoly_union(gfxpoly_t*poly1, gfxpoly_t*poly2) gfxpoly_union 1598 lib/gfxpoly/poly.c gfxpoly_t* gfxpoly_union(gfxpoly_t*p1, gfxpoly_t*p2)