dsign">-&gt;</span>&nbsp;int&nbsp;list&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;int&nbsp;list<br>
&nbsp;&nbsp;<span class="keyword">val</span>&nbsp;sigpending&nbsp;:&nbsp;unit&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;int&nbsp;list<br>
&nbsp;&nbsp;<span class="keyword">val</span>&nbsp;sigsuspend&nbsp;:&nbsp;int&nbsp;list&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;unit<br>
&nbsp;&nbsp;<span class="keyword">val</span>&nbsp;pause&nbsp;:&nbsp;unit&nbsp;<span class="keywordsign">-&gt;</span>