RB_EMPTY
!RB_EMPTY(&ruleset->anchor->children) ||
KASSERT(RB_EMPTY(&domain->rb_root),
while (!RB_EMPTY(&->am_root->an_children)) {
while (!RB_EMPTY(&anp->an_children))
KASSERT(RB_EMPTY(&anp->an_children), ("have children"));
KASSERT(RB_EMPTY(&sc->watches),
MPASS(RB_EMPTY(&sc->peers));
if (! RB_EMPTY(&sc->peers)) {
KASSERT(RB_EMPTY(&imf->imf_sources),
KASSERT(RB_EMPTY(&imf->im6f_sources),
MPASS(RB_EMPTY(&V_pf_sctp_endpoints));
if (RB_EMPTY(&npfsrlim->pfsrlim_sources))
MPASS(RB_EMPTY(&frnode->fn_tree));
!RB_EMPTY(&ruleset->anchor->children) ||
!RB_EMPTY(&ruleset->anchor->children) ||
if (RB_EMPTY(&aff_head))