gftfb_rectfill
gftfb_rectfill(sc, x, y, wi, he, bg);
gftfb_rectfill(sc, x, y, width, height, ri->ri_devcmap[bg]);
static void gftfb_rectfill(struct gftfb_softc *, int, int, int, int,
gftfb_rectfill(sc, x, y, width, height, ri->ri_devcmap[bg]);
gftfb_rectfill(sc, 0, 0, sc->sc_width, sc->sc_height,
gftfb_rectfill(sc, 0, 0, sc->sc_width,
gftfb_rectfill(sc, dstx, dsty, width, height,
gftfb_rectfill(sc, x, y, wi, he, bg);
gftfb_rectfill(sc, x, y + he - 2, wi, 1, fg);