Function fftw_sys::fftwf_plan_guru_split_dft

pub unsafe extern "C" fn fftwf_plan_guru_split_dft(
    rank: c_int, 
    dims: *const fftwf_iodim, 
    howmany_rank: c_int, 
    howmany_dims: *const fftwf_iodim, 
    ri: *mut f32, 
    ii: *mut f32, 
    ro: *mut f32, 
    io: *mut f32, 
    flags: c_uint
) -> fftwf_plan