ST_OPS_MODESENSE
error = st->ops(st, ST_OPS_MODESENSE, XS_CTL_SILENT);
if ((error = st->ops(st, ST_OPS_MODESENSE, 0)) != 0)
st->ops(st, ST_OPS_MODESENSE,
if ((error = st->ops(st, ST_OPS_MODESENSE, 0)) != 0)
case ST_OPS_MODESENSE:
case ST_OPS_MODESENSE: