NF_CT_HELPER_F_CONFIGURED
helper->flags |= NF_CT_HELPER_F_CONFIGURED;
helper->flags &= ~NF_CT_HELPER_F_CONFIGURED;
helper->flags |= NF_CT_HELPER_F_CONFIGURED;
helper->flags &= ~NF_CT_HELPER_F_CONFIGURED;
if (helper->flags & NF_CT_HELPER_F_CONFIGURED)
(NF_CT_HELPER_F_USERSPACE | NF_CT_HELPER_F_CONFIGURED)) ==