icmpv6_send        15 include/linux/icmpv6.h extern void icmpv6_send(struct sk_buff *skb, u8 type, u8 code, __u32 info);
icmpv6_send        13 include/net/netfilter/ipv6/nf_reject.h 	icmpv6_send(skb_in, ICMPV6_DEST_UNREACH, code, 0);