inet6_protocol 100 include/net/protocol.h extern const struct inet6_protocol __rcu *inet6_protos[MAX_INET_PROTOS]; inet6_protocol 114 include/net/protocol.h int inet6_add_protocol(const struct inet6_protocol *prot, unsigned char num); inet6_protocol 115 include/net/protocol.h int inet6_del_protocol(const struct inet6_protocol *prot, unsigned char num);