DT_IDFLG_CGREG
dxp->dx_ident->di_flags |= DT_IDFLG_CGREG;
dxp->dx_ident->di_flags &= ~DT_IDFLG_CGREG;
dxp->dx_ident->di_flags |= DT_IDFLG_CGREG;
dxp->dx_ident->di_flags &= ~DT_IDFLG_CGREG;
assert(dxp->dx_ident->di_flags & DT_IDFLG_CGREG);
dxp->dx_ident->di_flags |= DT_IDFLG_CGREG;
dxp->dx_ident->di_flags &= ~DT_IDFLG_CGREG;
(dnp->dn_ident->di_flags & DT_IDFLG_CGREG)) {
dxp->dx_ident->di_flags |= DT_IDFLG_CGREG;
dxp->dx_ident->di_flags &= ~DT_IDFLG_CGREG;