RX_IBUF_BLOCKED
if (ISSET(sc->sc_rx_flags, RX_IBUF_BLOCKED)) {
CLR(sc->sc_rx_flags, RX_IBUF_BLOCKED);
if (!ISSET(sc->sc_rx_flags, RX_IBUF_BLOCKED) &&
SET(sc->sc_rx_flags, RX_IBUF_BLOCKED);
if (ISSET(zst->zst_rx_flags, RX_TTY_BLOCKED|RX_IBUF_BLOCKED)) {
CLR(zst->zst_rx_flags, RX_TTY_BLOCKED|RX_IBUF_BLOCKED);
if (!ISSET(zst->zst_rx_flags, RX_IBUF_BLOCKED) &&
SET(zst->zst_rx_flags, RX_IBUF_BLOCKED);
if (ISSET(zst->zst_rx_flags, RX_IBUF_BLOCKED)) {
CLR(zst->zst_rx_flags, RX_IBUF_BLOCKED);
if (ISSET(zst->zst_rx_flags, RX_TTY_BLOCKED|RX_IBUF_BLOCKED)) {
CLR(zst->zst_rx_flags, RX_TTY_BLOCKED|RX_IBUF_BLOCKED);
if (!ISSET(zst->zst_rx_flags, RX_IBUF_BLOCKED) &&
SET(zst->zst_rx_flags, RX_IBUF_BLOCKED);
if (ISSET(zst->zst_rx_flags, RX_IBUF_BLOCKED)) {
CLR(zst->zst_rx_flags, RX_IBUF_BLOCKED);
SET(zst->zst_rx_flags, RX_IBUF_BLOCKED);