p[0] = int(pp[0])
		p[1] = int(pp[1])
	}
	return err
}

//sys paccept(fd int, rsa *RawSockaddrAny, addrlen *_Socklen, sigmask *sigset, flags int) (nfd int, err error)

func Accept4(fd, flags int) (nfd int, sa Sockaddr, err error) {
	var rsa RawSockaddrAny
	var len _Socklen = SizeofSockaddrAny
	nfd, err = paccept(fd, &rsa, &len, nil, flags)
	if err != nil {
		return
	}
	if len > SizeofSockaddrAny {

	netShutdown    = 13
	netSetSockOpt  = 14
	netGetSockOpt  = 15
	netSendMsg     = 16
	netRecvMsg     = 17
	netAccept4     = 18
	netRecvMMsg    = 19
	netSendMMsg    = 20
)

func accept4(s int, rsa *RawSockaddrAny, addrlen *_Socklen, flags int) (int, error) {
	args := [4]uintptr{uintptr(s), uintptr(unsafe.Pointer(rsa)), uintptr(unsafe.Pointer(addrlen)), uintptr(flags)}

	MOVD $·Fsetxattr(SB), R8
	MOVD R8, ret+0(FP)
	RET

// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

TEXT ·get_accept4Addr(SB), NOSPLIT|NOFRAME, $0-8
	MOVD $·accept4(SB), R8
	MOVD R8, ret+0(FP)
	RET

// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

TEXT ·get_RemovexattrAddr(SB), NOSPLIT|NOFRAME, $0-8
	MOVD $·Removexattr(SB), R8
	MOVD R8, ret+0(FP)
	RET

    }

    @Override
    public boolean accepts(String candidate) {
        boolean accepted = true;
        if (requiredVersionSelector != null) {
            accepted = requiredVersionSelector.accept(candidate);
        } else if (preferredVersionSelector != null) {
            accepted = preferredVersionSelector.accept(candidate);
        }
        if (accepted && rejectedVersionsSelector != null) {

	for idx, tcpListener := range listener.listeners {
		go handleListener(idx, tcpListener)
	}
}

// Accept - reads from httpListener.acceptCh for one of previously accepted TCP connection and returns the same.
func (listener *httpListener) Accept() (conn net.Conn, err error) {
	select {
	case result, ok := <-listener.acceptCh:
		if ok {
			return result.conn, result.err
		}
	case <-listener.ctx.Done():
	}

   * empty list of cookies for the network request.
   *
   * Simple implementations will return the accepted cookies that have not yet expired and that
   * [match][Cookie.matches] [url].
   */
  fun loadForRequest(url: HttpUrl): List<Cookie>

  companion object {
    /** A cookie jar that never accepts any cookies. */
    @JvmField
    val NO_COOKIES: CookieJar = NoCookies()

    private class NoCookies : CookieJar {

    }

    def "accepts candidate versions that literally match the selector up until the trailing '+'"() {
        expect:
        accept("1+", "11")
        accept("1.+", "1.2")
        accept("1.2.3+", "1.2.3.11")
        !accept("1+", "2")
        !accept("1.+", "11")
        !accept("1.2.3+", "1.2")
    }

    def "'+' is a valid selector which accepts everything"() {
        expect:

        accept("[1.0,2.0[", "1.99")

        accept("]1.0,2.0]", "1.0.1")
        accept("]1.0,2.0]", "1.2.3")
        accept("]1.0,2.0]", "2.0")

        accept("]1.0,2.0[", "1.0.1")
        accept("]1.0,2.0[", "1.2.3")
        accept("]1.0,2.0[", "1.99")

        accept("[1.0,)", "1.0")
        accept("[1.0,)", "1.2.3")
        accept("[1.0,)", "2.3.4")

        accept("]1.0,)", "1.0.1")
        accept("]1.0,)", "1.2.3")

        expect:
        requiresMetadata("latest.integration")
        requiresMetadata("latest.foo")
        requiresMetadata("latest.123")
    }

    def "accepts any fixed version"() {
        expect:
        accept("latest.integration", "1.0")
    }

    def "accepts a candidate version if its status is equal to or higher than the selector's status"() {
        def metadata = Stub(ComponentMetadata) {
            getStatus() >> "silver"

	HeaderUpgrade                  = "Upgrade"
	HeaderProtocolVersion          = "X-Stream-Protocol-Version"
	HeaderAcceptedProtocolVersions = "X-Accepted-Stream-Protocol-Versions"
)

// NewStreamHandler defines a function that is called when a new Stream is
// received. If no error is returned, the Stream is accepted; otherwise,
// the stream is rejected. After the reply frame has been sent, replySent is closed.