MIX_ISREC
if (!MIX_ISDEV(m, i) && !MIX_ISREC(m, i))
if (!m->recmask || !MIX_ISREC(m, m->dev->devno)) {
if (!MIX_ISREC(m, d->devno))
if (MIX_ISREC(m, d->devno))