ipv6_renew_options  228 include/net/ipv6.h extern struct ipv6_txoptions *	ipv6_renew_options(struct sock *sk, struct ipv6_txoptions *opt,
ipv6_renew_options  360 net/ipv6/ipv6_sockglue.c 		opt = ipv6_renew_options(sk, np->opt, optname,