STRCMDWAIT
{ SF(STRCMDWAIT), "someone is doing an _I_CMD" },
if (stp->sd_flag & STRCMDWAIT) {
if (stp->sd_flag & STRCMDWAIT) {
stp->sd_flag |= STRCMDWAIT;
ASSERT(stp->sd_flag & STRCMDWAIT);
stp->sd_flag &= ~STRCMDWAIT;
stp->sd_flag &= ~STRCMDWAIT;