ng network data to be written, if the underlying BIO has the capacity to accept it.</p>

<p>Ordinarily, when an application uses an SSL object in blocking mode, it does not need to call SSL_handle_events() because OpenSSL performs ticking internally on an automatic basis. However, if an application uses a QUIC connection in nonblocking mode, it must at a minimum ensure that SSL_handle_events() is called periodically to allow timeout events to be handled. An application can find out when it next needs to cal