PR_PREVENT
error = scsi_prevent(sc->sc_link, PR_PREVENT, 0);
(*(int *)addr) ? PR_PREVENT : PR_ALLOW, 0);
scsi_prevent(sc->sc_link, PR_PREVENT,
error = scsi_prevent(link, PR_PREVENT,
scsi_prevent(link, PR_PREVENT, sd_autoconf);
scsi_prevent(link, PR_PREVENT, SCSI_SILENT |
(*(int *)addr) ? PR_PREVENT : PR_ALLOW, 0);
scsi_prevent(link, PR_PREVENT,