sa_lookup_by_name
isakmp_sa = sa_lookup_by_name(peer, 1);
struct sa *isakmp_sa = sa_lookup_by_name((char *) node->second_arg, 1);
sa = sa_lookup_by_name(conn, 2);
if (!sa_lookup_by_name(conn, 2)) {
extern struct sa *sa_lookup_by_name(char *, int);
while ((sa = sa_lookup_by_name(name, phase)) != 0)