dt_ident_cook
extern dtrace_attribute_t dt_ident_cook(struct dt_node *,
(void) dt_ident_cook(&idn, idp, NULL);
dt_ident_cook(&idn, idp, &ddp->dd_node);
(void) dt_ident_cook(dnp, idp, &ddp->dd_node);
attr = dt_ident_cook(dnp, idp, NULL);
attr = dt_ident_cook(dnp, idp, NULL);
dt_node_attr_assign(dnp, dt_ident_cook(dnp, idp, &dnp->dn_args));
dt_ident_cook(dnp, dnp->dn_ident, &dnp->dn_args));
dt_node_attr_assign(dnp, dt_ident_cook(dnp,