IPS_HELPER_BIT
IPS_HELPER = (1 << IPS_HELPER_BIT),
if (test_bit(IPS_HELPER_BIT, &ct->status))
set_bit(IPS_HELPER_BIT, &ct->status);
if (test_bit(IPS_HELPER_BIT, &ct->status))
set_bit(IPS_HELPER_BIT, &ct->status);