}
	req.Header.Set("x-amz-content-sha256", hashedPayload)

	// Add Content-Length
	req.ContentLength = contentLength

	return req, nil
}

// Various signature types we are supporting, currently
// two main signature types.
type signerType int

const (
	signerV2 signerType = iota
	signerV4
)

## Version 3.12.10

_2020-02-29_

 *  Fix: Don't crash on Android 4.1 when detecting methods that became restricted in Android 11.
    Supporting a full decade of Android releases on our 3.12.x branch is tricky!


## Version 3.12.9

_2020-02-24_

 *  Fix: Don't crash on Android 11 due to use of restricted methods. This prevents a crash with the