word">val</span> prerr_char</span> : <code class="type">char -&gt; unit</code></pre><div class="info ">
Print a character on standard error.<br>
</div>

<pre><span id="VALprerr_string"><span class="keyword">val</span> prerr_string</span> : <code class="type">string -&gt; unit</code></pre><div class="info ">
Print a string on standard error.<br>
</div>

<pre><span id="VALprerr_bytes"><span class="keyword">val</span> prerr_bytes</span> : <code class="type">bytes -&gt; unit</code></pre><div class="info ">
Prin