AVL_CMP
int cmp = AVL_CMP(ub1->ub_txg, ub2->ub_txg);
cmp = AVL_CMP(ub1->ub_timestamp, ub2->ub_timestamp);
return (AVL_CMP(seq1, seq2));
difference = AVL_CMP(l->cksum.zc_word[i], r->cksum.zc_word[i]);
return (AVL_CMP(of1->f_fid, of2->f_fid));
cmp = AVL_CMP(rid, sids[m].ks_rid);
cmp = AVL_CMP(pid, sidsp[m]->ks_id);
int cmp = AVL_CMP(sid1->ks_rid, sid2->ks_rid);
return (AVL_CMP(sid1->ks_id, sid2->ks_id));