Fix 6.4.* release dates, pointed out by Tom Lane.

HISTORY

@@ -1416,7 +1416,7 @@ New install commands for plpgsql(Jan)
   ------------------------------------------------------------------------
 
 
-Release 6.4.2  (1999-12-20)
+Release 6.4.2  (1998-12-20)
 
 The 6.4.1 release was improperly packaged. This also has one additional bug
 fix.
@@ -1436,7 +1436,7 @@ Fix for datetime constant problem on some platforms(Thomas)
   ------------------------------------------------------------------------
 
 
-Release 6.4.1  (1999-12-18)
+Release 6.4.1  (1998-12-18)
 
 This is basically a cleanup release for 6.4. We have fixed a variety of
 problems reported by 6.4 users.

doc/src/sgml/release.sgml

 <!--
-$Header: /cvsroot/pgsql/doc/src/sgml/release.sgml,v 1.101 2001/09/16 04:18:57 momjian Exp $
+$Header: /cvsroot/pgsql/doc/src/sgml/release.sgml,v 1.102 2001/09/22 21:36:38 momjian Exp $
 -->
 
  <appendix id="release">
@@ -1811,7 +1811,7 @@ New install commands for plpgsql(Jan)
 
    <note>
    <title>Release date</title>
-   <simpara>1999-12-20</simpara>
+   <simpara>1998-12-20</simpara>
    </note>
 
 <!--
@@ -1857,7 +1857,7 @@ Fix for datetime constant problem on some platforms(Thomas)
 
    <note>
    <title>Release date</title>
-   <simpara>1999-12-18</simpara>
+   <simpara>1998-12-18</simpara>
    </note>
 
 <!--