DN_SCSI_SIZE_CLEAN
{ "DN_SCSI_SIZE_CLEAN", DN_SCSI_SIZE_CLEAN, DN_SCSI_SIZE_CLEAN},
if (devnamesp[major].dn_flags & DN_SCSI_SIZE_CLEAN)
if ((dnp->dn_flags & DN_SCSI_SIZE_CLEAN) == 0) {
dnp->dn_flags |= DN_SCSI_SIZE_CLEAN;
dnp->dn_flags |= DN_SCSI_SIZE_CLEAN;