="l00020"></a><span class="lineno">   20</span>&#160;    <span class="keyword">using</span> std::system;</div><div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;<span class="preprocessor">#else</span></div><div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;    BOOST_NOWIDE_DECL <span class="keywordtype">char</span>* <a class="code" href="namespaceboost_1_1nowide.html#ac83059bedb191bbcb73637cd1224589c">getenv</a>(<span class="keyword">const</span> <span c