nbsp;<span class="keyword">val</span>&nbsp;unsafe_really_input&nbsp;:<br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="constructor">Pervasives</span>.in_channel&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;string&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;int&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;int&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;unit<br>
&nbsp;&nbsp;<span class="keyword">val</span>&nbsp;do_at_exit&nbsp;:&nbsp;unit&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;unit<br>
<sp