for (i = 0; (entry = index234(oldconf->tree, i)) != NULL; i++) {
entry2 = snew(struct conf_entry);
copy_key(&entry2->key, &entry->key);
for (i = 0; (entry = index234(oldconf->tree, i)) != NULL; i++) {
entry2 = snew(struct conf_entry);
copy_key(&entry2->key, &entry->key);