0 -> Protocol.HTTP_1_0
            1 -> Protocol.HTTP_1_1
            else -> throw ProtocolException("Unexpected status line: $statusLine")
          }
      } else if (statusLine.startsWith("ICY ")) {
        // Shoutcast uses ICY instead of "HTTP/1.0".
        protocol = Protocol.HTTP_1_0
        codeStart = 4
      } else if (statusLine.startsWith("SOURCETABLE ")) {
        // NTRIP r1 uses SOURCETABLE instead of HTTP/1.1

        .Builder()
        .status("ICY 200 OK")
        .addHeader("Accept-Ranges: none")
        .addHeader("Content-Type: audio/mpeg")
        .addHeader("icy-br:128")
        .addHeader("ice-audio-info: bitrate=128;samplerate=44100;channels=2")
        .addHeader("icy-br:128")
        .addHeader("icy-description:Rock")
        .addHeader("icy-genre:riders")
        .addHeader("icy-name:A2RRock")