PIOCWSTOP
case PIOCWSTOP:
if (zdisp == ZNO && cmd != PIOCSTOP && cmd != PIOCWSTOP) {
case PIOCWSTOP: /* wait for process or lwp to stop */
if (cmd == PIOCWSTOP)
case PIOCWSTOP:
if (zdisp == ZNO && cmd != PIOCSTOP && cmd != PIOCWSTOP) {
case PIOCWSTOP: /* wait for process or lwp to stop */
if (cmd == PIOCWSTOP)