ng">"%obj_is_int"</span><br>
&nbsp;&nbsp;<span class="keyword">external</span>&nbsp;tag&nbsp;:&nbsp;<span class="constructor">Obj</span>.t&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;int&nbsp;=&nbsp;<span class="string">"caml_obj_tag"</span><br>
&nbsp;&nbsp;<span class="keyword">external</span>&nbsp;set_tag&nbsp;:&nbsp;<span class="constructor">Obj</span>.t&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;int&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;unit&nbsp;=&nbsp;<span class="string">"caml_o