Provide a real link to CREATE SEQUENCE's reference page in nextval/setval

discussion.

doc/src/sgml/func.sgml

@@ -1,5 +1,5 @@
 <!--
-$Header: /cvsroot/pgsql/doc/src/sgml/func.sgml,v 1.153 2003/05/01 00:57:05 tgl Exp $
+$Header: /cvsroot/pgsql/doc/src/sgml/func.sgml,v 1.154 2003/05/05 15:08:49 tgl Exp $
 PostgreSQL documentation
 -->
 
@@ -6143,7 +6143,7 @@ SELECT setval('foo', 42, false);    <lineannotation>Next <function>nextval</> wi
    If a sequence object has been created with default parameters,
    <function>nextval</function> calls on it will return successive values
    beginning with 1.  Other behaviors can be obtained by using
-   special parameters in the <command>CREATE SEQUENCE</command> command;
+   special parameters in the <xref linkend="SQL-CREATESEQUENCE"> command;
    see its command reference page for more information.
   </para>