add_nvlist_longprops
nerr -= add_nvlist_longprops(mod, strand, cpu, PGNAME(STRAND), NULL,
nerr -= add_nvlist_longprops(mod, core, cpu, PGNAME(CORE), NULL,
nerr -= add_nvlist_longprops(mod, chip, cpu, PGNAME(CHIP),
extern int add_nvlist_longprops(topo_mod_t *, tnode_t *, nvlist_t *,