--- zzzz-none-000/linux-5.4.213/include/net/ip6_route.h	2022-09-15 10:04:56.000000000 +0000
+++ alder-5690pro-762/linux-5.4.213/include/net/ip6_route.h	2024-08-14 09:02:08.000000000 +0000
@@ -209,6 +209,9 @@
 void rt6_uncached_list_add(struct rt6_info *rt);
 void rt6_uncached_list_del(struct rt6_info *rt);
 
+int rt6_register_notifier(struct notifier_block *nb);
+int rt6_unregister_notifier(struct notifier_block *nb);
+
 static inline const struct rt6_info *skb_rt6_info(const struct sk_buff *skb)
 {
 	const struct dst_entry *dst = skb_dst(skb);