rht_dereference_bucket
list = rht_dereference_bucket(list->next,
list = rht_dereference_bucket(list->next, tbl, hash);
obj = rht_dereference_bucket(obj->next, tbl, hash);
list = rht_dereference_bucket(list->next, tbl, hash);
return __rht_ptr(rht_dereference_bucket(*bkt, tbl, hash), bkt,
pos = rht_dereference_bucket((pos)->next, tbl, hash))
pos = rht_dereference_bucket((pos)->next, tbl, hash))
rht_dereference_bucket(pos->next, tbl, hash) : NULL; \
rht_dereference_bucket(pos->next, tbl, hash) : NULL)
head = rht_dereference_bucket(head->next, tbl, hash);
next = rht_dereference_bucket(entry->next, old_tbl, old_hash);
head = rht_dereference_bucket(head->next, tbl, hash);