SBICF_ALIVE
if ((dev->sc_flags & SBICF_ALIVE) == 0) {
dev->sc_flags |= SBICF_ALIVE;
if (dev->sc_flags & SBICF_ALIVE) {
if ((dev->sc_flags & SBICF_ALIVE) == 0) {
dev->sc_flags |= SBICF_ALIVE;
if ((dev->sc_flags & SBICF_ALIVE) == 0) {
dev->sc_flags |= SBICF_ALIVE;
if (dev->sc_flags & SBICF_ALIVE) {
if ((dev->sc_flags & SBICF_ALIVE) == 0) {
dev->sc_flags |= SBICF_ALIVE;
if ((dev->sc_flags & SBICF_ALIVE) == 0) {
dev->sc_flags |= SBICF_ALIVE;