extern struct bgp_path_info *bgp_path_info_lock(struct bgp_path_info *path);
extern struct bgp_path_info *bgp_path_info_unlock(struct bgp_path_info *path);
extern void bgp_path_info_add(struct bgp_node *rn, struct bgp_path_info *pi);
+extern void bgp_path_info_extra_free(struct bgp_path_info_extra **extra);
extern void bgp_path_info_reap(struct bgp_node *rn, struct bgp_path_info *pi);
extern void bgp_path_info_delete(struct bgp_node *rn, struct bgp_path_info *pi);
extern struct bgp_path_info_extra *