voyagerfb_bitblt
voyagerfb_bitblt(sc, x, y, x, y, wi, he, ROP_INVERT);
voyagerfb_bitblt(sc, x, y, x, y, wi, he, ROP_INVERT);
voyagerfb_bitblt(sc, xs, y, xd, y, width, height, ROP_COPY);
voyagerfb_bitblt(sc, x, ys, x, yd, width,
voyagerfb_bitblt(sc, x, ys, x, yd, width, height,
static void voyagerfb_bitblt(void *, int, int, int, int,
sc->sc_gc.gc_bitblt = voyagerfb_bitblt;