p;gr_name&nbsp;:&nbsp;string;<br>
&nbsp;&nbsp;&nbsp;&nbsp;gr_passwd&nbsp;:&nbsp;string;<br>
&nbsp;&nbsp;&nbsp;&nbsp;gr_gid&nbsp;:&nbsp;int;<br>
&nbsp;&nbsp;&nbsp;&nbsp;gr_mem&nbsp;:&nbsp;string&nbsp;array;<br>
&nbsp;&nbsp;}<br>
&nbsp;&nbsp;<span class="keyword">val</span>&nbsp;getlogin&nbsp;:&nbsp;unit&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;string<br>
&nbsp;&nbsp;<span class="keyword">val</span>&nbsp;getpwnam&nbsp;:&nbsp;string&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;<span class="construc