smk_bu_current
rc = smk_bu_current("shm", ssp, access, rc);
rc = smk_bu_current("sem", ssp, access, rc);
rc = smk_bu_current("msq", msp, access, rc);
rc = smk_bu_current("svipc", iskp, may, rc);
rc = smk_bu_current("statfs", sbp->smk_floor, MAY_READ, rc);