internal/graphicsdriver/metal/mtl/mtl.go
func (l Library) MakeFunction(name string) (Function, error) {
	f := C.Library_MakeFunction(l.library, C.CString(name))
	if f == nil {
		return Function{}, fmt.Errorf("function %q not found", name)
	}

	return Function{f}, nil
}
func (l Library) MakeFunction(name string) (Function, error) {
	f := C.Library_MakeFunction(l.library, C.CString(name))
	if f == nil {
		return Function{}, fmt.Errorf("function %q not found", name)
	}

	return Function{f}, nil
}
// MakeFunction returns a pre-compiled, non-specialized function.
//
// Reference: https://developer.apple.com/documentation/metal/mtllibrary/1515524-makefunction.