ossl_quic_channel_get0_tls
SSL *ossl_quic_channel_get0_tls(QUIC_CHANNEL *ch);
if (!ossl_assert((conn_ssl_tmp = ossl_quic_channel_get0_tls(new_ch)) != NULL)
qc->tls = ossl_quic_channel_get0_tls(ch);
tls = ossl_quic_channel_get0_tls(ch);