const github.com/refraction-networking/utls.innerECHExt

5 uses

	github.com/refraction-networking/utls (current package)
		ech.go#L389: 	if !bytes.Equal(inner.encryptedClientHello, []byte{uint8(innerECHExt)}) {
		ech.go#L498: 	innerECHExt echExtType = 1
		ech.go#L512: 	if echType == innerECHExt {
		ech.go#L571: 	if echType == innerECHExt {
		handshake_server_tls13.go#L617: 		if echType == outerECHExt && hs.echContext.inner || echType == innerECHExt && !hs.echContext.inner {