gt;</span>&nbsp;int<br>
&nbsp;&nbsp;<span class="keyword">val</span>&nbsp;npeek&nbsp;:&nbsp;int&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;<span class="keywordsign">'</span>a&nbsp;<span class="constructor">Stream</span>.t&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;<span class="keywordsign">'</span>a&nbsp;list<br>
&nbsp;&nbsp;<span class="keyword">val</span>&nbsp;iapp&nbsp;:&nbsp;<span class="keywordsign">'</span>a&nbsp;<span class="constructor">Stream</span>.t&nbsp;<span class="keywordsign">-&gt