<sect1 id="sec-Unique">
  <title><literal>Unique</literal>: Generating unique symbols</title>
  <indexterm><primary><literal>Unique</literal></primary>
    <secondary>module</secondary>
  </indexterm>

  <para>The <literal>Unique</literal> library has been moved to the
  hierarchical libraries; it can be found in <ulink
  url="../base/Data.Unique.html"><literal>Data.Unique</literal></ulink>
  in the <literal>base</literal> package.</para>

</sect1>
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