HHOOK_IPSEC_INET6
error = hhook_add_hook(V_ipsec_hhh_in[HHOOK_IPSEC_INET6],
error = hhook_add_hook(V_ipsec_hhh_out[HHOOK_IPSEC_INET6],
hhook_remove_hook(V_ipsec_hhh_in[HHOOK_IPSEC_INET6], &hki);
hhook_remove_hook(V_ipsec_hhh_out[HHOOK_IPSEC_INET6], &hki);
&V_ipsec_hhh_in[HHOOK_IPSEC_INET6],
&V_ipsec_hhh_out[HHOOK_IPSEC_INET6],
error = hhook_head_deregister(V_ipsec_hhh_in[HHOOK_IPSEC_INET6]);
error = hhook_head_deregister(V_ipsec_hhh_out[HHOOK_IPSEC_INET6]);
idx = HHOOK_IPSEC_INET6;