pid = int(upid)
	if sys.PidFD != nil {
		*sys.PidFD = int(pidfd)
	}

	if sys.UidMappings != nil || sys.GidMappings != nil {
		Close(mapPipe[0])
		var err2 Errno
		// uid/gid mappings will be written after fork and unshare(2) for user
		// namespaces.
		if sys.Unshareflags&CLONE_NEWUSER == 0 {
			if err := writeUidGidMappings(pid, sys); err != nil {
				err2 = err.(Errno)
			}
		}

	IfOperStatusLowerLayerDown = 7
)

//sys	GetAdaptersAddresses(family uint32, flags uint32, reserved uintptr, adapterAddresses *IpAdapterAddresses, sizePointer *uint32) (errcode error) = iphlpapi.GetAdaptersAddresses
//sys	GetComputerNameEx(nameformat uint32, buf *uint16, n *uint32) (err error) = GetComputerNameExW
//sys	MoveFileEx(from *uint16, to *uint16, flags uint32) (err error) = MoveFileExW

	if cond != "" {
		switch p.arch.Family {
		case sys.ARM:
			if !arch.ARMConditionCodes(prog, cond) {
				p.errorf("unrecognized condition code .%q", cond)
				return
			}

		case sys.ARM64:
			if !arch.ARM64Suffix(prog, cond) {
				p.errorf("unrecognized suffix .%q", cond)
				return
			}

		case sys.AMD64, sys.I386:
			if err := x86.ParseSuffix(prog, cond); err != nil {
				p.errorf("%v", err)

		msect.flag |= S_ATTR_DEBUG
	}
}

func asmbMacho(ctxt *Link) {
	machlink := doMachoLink(ctxt)
	if ctxt.IsExternal() {
		symo := int64(Segdwarf.Fileoff + uint64(Rnd(int64(Segdwarf.Filelen), *FlagRound)) + uint64(machlink))
		ctxt.Out.SeekSet(symo)
		machoEmitReloc(ctxt)
	}
	ctxt.Out.SeekSet(0)

	ldr := ctxt.loader

	/* apple MACH */
	va := *FlagTextAddr - int64(HEADR)

	}
	_ = b[i/64]
	j := i + n - 1
	if i/64 == j/64 {
		return uint(sys.OnesCount64((b[i/64] >> (i % 64)) & ((1 << n) - 1)))
	}
	_ = b[j/64]
	s += uint(sys.OnesCount64(b[i/64] >> (i % 64)))
	for k := i/64 + 1; k < j/64; k++ {
		s += uint(sys.OnesCount64(b[k]))
	}
	s += uint(sys.OnesCount64(b[j/64] & ((1 << (j%64 + 1)) - 1)))
	return
}

    def flush(self):
        self.file.flush()


if __name__ == '__main__':
    if len(sys.argv) < 2:
        logging.error("usage: %s port" % (sys.argv[0]))
        sys.exit(-1)

    p = int(sys.argv[1])
    logging.info("start at port %s" % (p))
    # Make it compatible with IPv6 if Linux
    if sys.platform == "linux":
        app.run(host='::', port=p, debug=False, threaded=True)
    else:

        then:
        outputContains 'sys prop value at configuration time = 42'
        outputContains 'sys prop value at execution time = 42'
        configurationCache.assertStateStored()

        when:
        configurationCacheRun 'ok', '-Dsome.prop=42'

        then:
        outputDoesNotContain 'sys prop value at configuration time = 42'
        outputContains 'sys prop value at execution time = 42'

			serviceCidr: "10.96.0.0/16,fda9:d324:354d:1::/112",
			expStr:      []string{"FileContent--proc-sys-net-ipv4-ip_forward", "FileContent--proc-sys-net-ipv6-conf-default-forwarding"},
		},
		{
			testName:    "single stack ipv4",
			PodSubnet:   "10.244.0.0/16",
			serviceCidr: "10.96.0.0/16",
			expStr:      []string{"FileContent--proc-sys-net-ipv4-ip_forward"},
		},
		{
			testName:    "single stack ipv6",

golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20210616094352-59db8d763f22/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20220715151400-c0bba94af5f8/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.20.0 h1:Od9JTbYCk261bKm4M/mw7AklTlFYIa0bIp9BgSm1S8Y=

golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.20.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=