o zero, the page is freed. 
 
      5) The pointer to the deleted record is deleted from the 
         record tree for the parent segment. 
 
      6) The segment's metadata is updated to reflect the new 
         record count. 
 </PRE>
<h4><a name="Examples">Examples</a></h4>
<PRE>
 
   1)  Suppose the second segment of an EK file designated by 
       handle contains 5 records: 
 
          +-----------------+ 
          |     Record 0    | 
          +-----------------+ 
          |     Record 1    | 
  