application&#39;s responsibility to ensure that data read from the &quot;read&quot; BIO during a single SSL_stateless() call is all from the same peer.</p>

<p>SSL_stateless() will fail (with a 0 return value) if some TLS version less than TLSv1.3 is used.</p>

<p>Both SSL_stateless() and DTLSv1_listen() will clear the error queue when they start.</p>

<p>SSL_stateless() cannot be used with QUIC SSL objects and returns an error if called on such an object.</p>

<h1 id="RETURN-VALUES">RETURN VALUES</h1>

<p>