* extra LEB to compensate.
*/
ret += 1;
- /*
- * At present the index needs at least 2 LEBs: one for the index head
- * and one for in-the-gaps method (which currently does not cater for
- * the index head and so excludes it from consideration).
- */
- if (ret < 2)
- ret = 2;
+ if (ret < MIN_INDEX_LEBS)
+ ret = MIN_INDEX_LEBS;
return ret;
}