F_TNBR_DYNAMIC
if (!(tnbr->flags & (F_TNBR_CONFIGURED|F_TNBR_DYNAMIC)) &&
if (tnbr && (tnbr->flags & F_TNBR_DYNAMIC) &&
tnbr->flags &= ~F_TNBR_DYNAMIC;
tnbr->flags |= F_TNBR_DYNAMIC;
tnbr->flags &= ~F_TNBR_DYNAMIC;