--- zzzz-none-000/linux-3.10.107/include/net/rawv6.h	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/include/net/rawv6.h	2021-02-04 17:41:59.000000000 +0000
@@ -7,8 +7,7 @@
 		u8 type, u8 code, int inner_offset, __be32);
 bool raw6_local_deliver(struct sk_buff *, int);
 
-extern int			rawv6_rcv(struct sock *sk,
-					  struct sk_buff *skb);
+int rawv6_rcv(struct sock *sk, struct sk_buff *skb);
 
 #if defined(CONFIG_IPV6_MIP6) || defined(CONFIG_IPV6_MIP6_MODULE)
 int rawv6_mh_filter_register(int (*filter)(struct sock *sock,