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_workspacepub 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