PHHIVE Hive,
      HCELL_INDEX ParentKey,
      HCELL_INDEX TargetKey

Routine Description:

    Mark as dirty relevant cells of a subkey index.  The Leaf that
    points to TargetKey, and the Root index block, if applicable,
    will be marked dirty.  This call assumes we are setting up
    for a subkey delete.


    Hive - pointer to hive control structure for hive of interest

    ParentKey - key from whose subkey list delete is to be performed

    TargetKey - key being deleted

Return Value:

    TRUE - it worked, FALSE - it didn't, some resource problem