config_free_proposals
config_free_proposals(&sa->sa_proposals, 0);
config_free_proposals(&pol->pol_proposals, 0);
void config_free_proposals(struct iked_proposals *, unsigned int);
config_free_proposals(&sa->sa_proposals, proto);
config_free_proposals(&proposals, 0);
config_free_proposals(&proposals, 0);
config_free_proposals(&msg->msg_proposals, 0);
(void)config_free_proposals(result, vpeer.prop_protoid);