Function gsl_sys::gsl_wavelet2d_nstransform_matrix

pub unsafe extern "C" fn gsl_wavelet2d_nstransform_matrix(
    w: *const gsl_wavelet, 
    a: *mut gsl_matrix, 
    dir: gsl_wavelet_direction, 
    work: *mut gsl_wavelet_workspace
) -> c_int