diff -r ae4667371301 -r 21c111b51aa8 jdk/src/share/classes/java/util/zip/package.html
--- a/jdk/src/share/classes/java/util/zip/package.html	Tue Mar 31 23:52:04 2009 -0700
+++ b/jdk/src/share/classes/java/util/zip/package.html	Thu Apr 02 15:35:46 2009 -0700
@@ -46,6 +46,13 @@
       </a> - a detailed description of the Info-ZIP format upon which
       the <code>java.util.zip</code> classes are based.
 <p>
+  <a name="zip64">
+  <li>An implementation may optionally support the ZIP64(tm) format extensions
+      defined by the 
+      <a href="http://www.pkware.com/documents/casestudies/APPNOTE.TXT">
+      PKWARE ZIP File Format Specification</a>. The ZIP64(tm) format extensions
+      are used to overcome the size limitations of the original ZIP format.
+<p>
   <li><a href="http://www.isi.edu/in-notes/rfc1950.txt">
       ZLIB Compressed Data Format Specification version 3.3</a>
       &nbsp;
@@ -70,7 +77,6 @@
   <li>CRC-32 checksum is described in RFC 1952 (above)
 <p>
   <li>Adler-32 checksum is described in RFC 1950 (above)
-
 </ul>