Function gsl_sys::gsl_odeiv2_driver_apply_fixed_step

pub unsafe extern "C" fn gsl_odeiv2_driver_apply_fixed_step(
    d: *mut gsl_odeiv2_driver, 
    t: *mut f64, 
    h: f64, 
    n: c_ulong, 
    y: *mut f64
) -> c_int