="keyword"> const</span></div><div class="line"><a name="l00181"></a><span class="lineno">  181</span>&#160;<span class="keyword"></span>{</div><div class="line"><a name="l00182"></a><span class="lineno">  182</span>&#160;    <span class="keywordflow">return</span> _size ? _size - _freeBlockIndex - 1 : 0;</div><div class="line"><a name="l00183"></a><span class="lineno">  183</span>&#160;}</div><div class="line"><a name="l00184"></a><span class="lineno">  184</span>&#160;</div><div class="line"><a name="l001