----------------------------------------------------    </span></div>
<div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;    <span class="keywordtype">pure</span> <span class="keyword">module</span> function pid_get_upper_limit(this) result(x)</div>
<div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;        <span class="keywordtype">class</span>(pid), <span class="keywordtype">intent(in)</span> :: this</div>
<div class="line"><a name="l00022"></a><span c