l00306"></a><span class="lineno">  306</span>&#160;<span class="preprocessor">FFTW_EXTERN X(plan) X(plan_guru64_r2r)(int rank, const X(iodim64) *dims,   \</span></div><div class="line"><a name="l00307"></a><span class="lineno">  307</span>&#160;<span class="preprocessor">                         int howmany_rank,                 \</span></div><div class="line"><a name="l00308"></a><span class="lineno">  308</span>&#160;<span class="preprocessor">                         const X(iodim64) *howmany_dims,      