class="lineno">   57</span>&#160;<span class="comment">/* If &lt;complex.h&gt; is included, use the C99 complex type.  Otherwise</span></div><div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;<span class="comment">   define a type bit-compatible with C99 complex */</span></div><div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;<span class="preprocessor">#if !defined(FFTW_NO_Complex) &amp;&amp; defined(_Complex_I) &amp;&amp; defined(complex) &amp;&amp; de