nbsp;<span class="keywordsign">-&gt;</span>&nbsp;unit<br>
&nbsp;&nbsp;<span class="keyword">val</span>&nbsp;printDepth&nbsp;:&nbsp;int&nbsp;<span class="constructor">Pervasives</span>.ref<br>
&nbsp;&nbsp;<span class="keyword">val</span>&nbsp;printIndent&nbsp;:&nbsp;bool&nbsp;<span class="constructor">Pervasives</span>.ref<br>
&nbsp;&nbsp;<span class="keyword">val</span>&nbsp;fastMode&nbsp;:&nbsp;bool&nbsp;<span class="constructor">Pervasives</span>.ref<br>
&nbsp;&nbsp;<span class="keyword">val</span>&nbsp;f