pub unsafe extern "C" fn gsl_spmatrix_complex_float_equal(
a: *const gsl_spmatrix_complex_float,
b: *const gsl_spmatrix_complex_float,
) -> c_intpub unsafe extern "C" fn gsl_spmatrix_complex_float_equal(
a: *const gsl_spmatrix_complex_float,
b: *const gsl_spmatrix_complex_float,
) -> c_int