try(): evaluate best way to return zero values

[lunixbochs]

type custom struct{}

// first choice
func test() (int, string, custom, *custom, error) {
    return *new(int), *new(string), *new(custom), nil, err
}

// second choice
func test() (int, string, custom, *custom, error) {
    var ret0 int
    var ret1 string
    var ret2 custom
    return ret0, ret1, ret2, nil, err
}