Function gsl_sys::gsl_vector_complex_long_double_axpby

pub unsafe extern "C" fn gsl_vector_complex_long_double_axpby(
    alpha: gsl_complex_long_double, 
    x: *const gsl_vector_complex_long_double, 
    beta: gsl_complex_long_double, 
    y: *mut gsl_vector_complex_long_double
) -> c_int