code: func checkAcceptFromNonce(accept, nonce []byte) bool {
  	if len(accept) != acceptSize {
  		return false
  	}
  	// NOTE: expect does not escapes.
  	expect := make([]byte, acceptSize)
  	initAcceptFromNonce(expect, nonce)
  	return bytes.Equal(expect, accept)
  }
docs: // checkAcceptFromNonce reports whether given accept bytes are valid for given
  // nonce bytes.