"keywordsign">'</span>b,&nbsp;<span class="keywordsign">'</span>c,&nbsp;unit)&nbsp;<span class="constructor">Stdlib</span>.format4&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;<span class="keywordsign">'</span>a<br>
&nbsp;&nbsp;<span class="keyword">val</span>&nbsp;kfprintf&nbsp;:<br>
&nbsp;&nbsp;&nbsp;&nbsp;(<span class="constructor">Stdlib</span>.out_channel&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;<span class="keywordsign">'</span>d)&nbsp;<span class="keywordsign">-&gt;</span><br>
&nbsp;&nbsp