private static uint doPrefixCompare(
IntPtr dbp, IntPtr dbtp1, IntPtr dbtp2)
{
DB db = new DB(dbp, false);
DBT dbt1 = new DBT(dbtp1, false);
DBT dbt2 = new DBT(dbtp2, false);
SecondaryBTreeDatabase tmp =
(SecondaryBTreeDatabase)db.api_internal;
return tmp.prefixCompareHandler(
DatabaseEntry.fromDBT(dbt1), DatabaseEntry.fromDBT(dbt2));
}