ALTQ_IS_ENABLED
if (ALTQ_IS_ENABLED(ifq)) \
else if (ALTQ_IS_ENABLED(ifq)) \
else if (ALTQ_IS_ENABLED(ifq)) \
if (ALTQ_IS_ENABLED(ifq)) { \
return (ALTQ_IS_ENABLED(&ifp->if_snd));
if (ALTQ_IS_ENABLED(ifq))