include this file on GraalVM.


## Version 5.0.0-alpha.4

_2022-02-01_

**This release introduces fast fallback to better support mixed IPv4+IPv6 networks.** Fast fallback
is what we're calling our implementation of Happy Eyeballs, [RFC 8305][rfc_8305]. With this

    originalSystemErr = System.err

    System.setOut(object : PrintStream(OutputStream.nullOutputStream()) {})
    System.setErr(object : PrintStream(OutputStream.nullOutputStream()) {})
  }

  fun uninstall() {
    originalSystemOut.let {
      System.setOut(it)
    }
    originalSystemErr.let {
      System.setErr(it)
    }
  }

<a name="http2_naughty"></a>
#### ² HTTP/2 Cipher Suite Denylist

Cipher suites that are [discouraged for use][http2_denylist] with HTTP/2. OkHttp includes them because better suites are not commonly available. For example, none of the better cipher suites listed above shipped with Android 4.4 or Java 7.

[OkHttp30]: https://square.github.io/okhttp/changelog_3x/#version-300

        CipherSuite.TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256,
        // Note that the following cipher suites are all on HTTP/2's bad cipher suites list. We'll
        // continue to include them until better suites are commonly available.
        CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA,
        CipherSuite.TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA,
        CipherSuite.TLS_RSA_WITH_AES_128_GCM_SHA256,

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// Submitted by Radim Janča <******@****.***>
flt.cloud.muni.cz
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// Michau Enterprises Limited : http://www.co.pl/
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// Microsoft Corporation : http://microsoft.com

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A7B3          ; mapped                 ; AB53          # 8.0  LATIN CAPITAL LETTER CHI
A7B4          ; mapped                 ; A7B5          # 8.0  LATIN CAPITAL LETTER BETA
A7B5          ; valid                                  # 8.0  LATIN SMALL LETTER BETA
A7B6          ; mapped                 ; A7B7          # 8.0  LATIN CAPITAL LETTER OMEGA
A7B7          ; valid                                  # 8.0  LATIN SMALL LETTER OMEGA