ff the <b>TCP_NODELAY</b> option.</p>

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

<p>The following return values can occur:</p>

<dl>

<dt id="pod0">0</dt>
<dd>

<p>The TLS/SSL handshake was not successful but was shut down controlled and by the specifications of the TLS/SSL protocol. Call SSL_get_error() with the return value <b>ret</b> to find out the reason.</p>

</dd>
<dt id="pod1">1</dt>
<dd>

<p>The TLS/SSL handshake was successfully completed, a TLS/SSL connection has been established.</p>

</dd>
<dt