Function gsl_sys::gsl_interp_eval_integ

pub unsafe extern "C" fn gsl_interp_eval_integ(
    obj: *const gsl_interp, 
    xa: *const f64, 
    ya: *const f64, 
    a: f64, 
    b: f64, 
    acc: *mut gsl_interp_accel
) -> f64