Function gsl_sys::gsl_integration_fixed_alloc

pub unsafe extern "C" fn gsl_integration_fixed_alloc(
    type_: *const gsl_integration_fixed_type, 
    n: usize, 
    a: f64, 
    b: f64, 
    alpha: f64, 
    beta: f64
) -> *mut gsl_integration_fixed_workspace