MCDF_LOADED
if ((sc->flags & MCDF_LOADED) != 0 &&
sc->flags &= ~MCDF_LOADED;
if (diskin && (sc->flags & MCDF_LOADED) == 0)
if ((sc->flags & MCDF_LOADED) == 0)
if ((sc->flags & MCDF_LOADED) == 0)
if ((sc->flags & MCDF_LOADED) == 0) {
if ((sc->flags & MCDF_LOADED) == 0) {
sc->flags |= MCDF_LOADED;
sc->flags &= ~MCDF_LOADED;
if ((sc->flags & MCDF_LOADED) == 0) {
if ((sc->flags & MCDF_LOADED) == 0) {
if ((sc->flags & MCDF_LOADED) == 0)