ream or -1 if timeout</span></div><div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;</div><div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;  <span class="keyword">public</span>:</div><div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;    <span class="keyword">virtual</span> <span class="keywordtype">int