PROTO_DTLS
{ PROTO_DTLS, 0, 0, 1, 1, 0, 0 },
{ PROTO_DTLS, DTLS1_VERSION, DTLS1_2_VERSION, 1, 1, DTLS1_VERSION, DTLS1_2_VERSION },
{ PROTO_DTLS, DTLS1_2_VERSION, DTLS1_2_VERSION, 1, 1, DTLS1_2_VERSION, DTLS1_2_VERSION },
{ PROTO_DTLS, DTLS1_VERSION, DTLS1_VERSION, 1, 1, DTLS1_VERSION, DTLS1_VERSION },
{ PROTO_DTLS, DTLS1_2_VERSION, DTLS1_VERSION, 1, 1, DTLS1_2_VERSION, DTLS1_VERSION },
{ PROTO_DTLS, DTLS1_VERSION + 1, DTLS1_2_VERSION, 0, 1, 0, DTLS1_2_VERSION },
{ PROTO_DTLS, DTLS1_VERSION, DTLS1_2_VERSION - 1, 1, 0, DTLS1_VERSION, 0 },
{ PROTO_DTLS, TLS1_VERSION, TLS1_3_VERSION, 1, 1, 0, 0 },
{ PROTO_DTLS, OSSL_QUIC1_VERSION, OSSL_QUIC1_VERSION, 0, 0, 0, 0 },
case PROTO_DTLS: