t;out-var&gt;)
  string(<a class="reference internal" href="#configure">CONFIGURE</a> &lt;string&gt; &lt;out-var&gt; [...])
  string(<a class="reference internal" href="#make-c-identifier">MAKE_C_IDENTIFIER</a> &lt;string&gt; &lt;out-var&gt;)
  string(<a class="reference internal" href="#random">RANDOM</a> [&lt;option&gt;...] &lt;out-var&gt;)
  string(<a class="reference internal" href="#timestamp">TIMESTAMP</a> &lt;out-var&gt; [&lt;format string&gt;] [UTC])
  string(<a class="reference internal" href="#uui