public Auth()
        {
#endif
            new AccountStoreImpl(); // invoke static constructor
            auth1 = new OAuth1AuthenticatorImpl();
            auth2 = new OAuth2AuthenticatorImpl();
        }
        public Auth()
        {
#endif
            new AccountStoreImpl(); // invoke static constructor
            auth1 = new OAuth1AuthenticatorImpl();
            auth2 = new OAuth2AuthenticatorImpl();
        }