conflict with php zend libs and c++ libs(ctime) to build extension for php
<p>Im going to build an extension for PHP 5.3.x</p>

<p>everything is OK when I build without  vc++ lib.</p>

<pre><code>error C2039: 'clock_t' : is not a member of '`global namespace''
error C2873: 'clock_t' : symbol cannot be used in a using-declaration
error C2039: 'asctime' : is not a member of '`global namespace''
error C2873: 'asctime' : symbol cannot be used in a using-declaration
</code></pre>

<p>and...</p>

<p>I include just  and got this error.
I know this problem is from my include header file in properties that required from PHP zend engine, But I do not know how solve this problem.
thanks</p>
