F_PASSWORD
(up->u_flags & F_PASSWORD) == 0) {
up->u_flags |= F_PASSWORD;
if (up->u_flags & F_PASSWORD) {
u.u_flags |= F_PASSWORD;
if ((u.u_flags & F_PASSWORD) && (u.u_flags & (F_ACCTLOCK | F_ACCTUNLOCK)))
u.u_flags |= F_PASSWORD;