struct list *mac_list;
/* Link fields - for sub-interfaces. */
+ ns_id_t link_nsid;
ifindex_t link_ifindex;
struct interface *link;
extern struct interface *if_lookup_by_name_per_ns(struct zebra_ns *,
const char *);
extern struct interface *if_link_per_ns(struct zebra_ns *, struct interface *);
+extern struct interface *if_lookup_by_index_per_nsid(ns_id_t nsid,
+ uint32_t ifindex);
extern const char *ifindex2ifname_per_ns(struct zebra_ns *, unsigned int);
extern void if_unlink_per_ns(struct interface *);