--- zzzz-none-000/linux-4.4.271/include/net/ip_tunnels.h	2021-06-03 06:22:09.000000000 +0000
+++ hawkeye-5590-750/linux-4.4.271/include/net/ip_tunnels.h	2023-04-19 10:22:30.000000000 +0000
@@ -367,4 +367,6 @@
 
 #endif /* CONFIG_INET */
 
+void ipip6_update_offload_stats(struct net_device *dev, void *ptr);
+void ip6_update_offload_stats(struct net_device *dev, void *ptr);
 #endif /* __NET_IP_TUNNELS_H */