// it panics.
func Register(name string, driver driver.Driver) {
	driversMu.Lock()
	defer driversMu.Unlock()
	if driver == nil {
		panic("sql: Register driver is nil")
	}
	if _, dup := drivers[name]; dup {
		panic("sql: Register called twice for driver " + name)
	}
	drivers[name] = driver
}

func unregisterAllDrivers() {
	driversMu.Lock()
	defer driversMu.Unlock()
	// For tests.

	p.mu.Lock()
	for _, cc := range p.conns[key] {
		if cc.CanTakeNewRequest() {
			p.mu.Unlock()
			return false, nil
		}
	}
	call, dup := p.addConnCalls[key]
	if !dup {
		if p.addConnCalls == nil {
			p.addConnCalls = make(map[string]*http2addConnCall)
		}
		call = &http2addConnCall{
			p:    p,
			done: make(chan struct{}),
		}

//   GTEST_HAS_STREAM_REDIRECTION
//                            - Define it to 1/0 to indicate whether the
//                              platform supports I/O stream redirection using
//                              dup() and dup2().
//   GTEST_USE_OWN_TR1_TUPLE  - Define it to 1/0 to indicate whether Google
//                              Test's own tr1 tuple implementation should be
//                              used.  Unused when the user sets

    }

    /*
        public void testPluginConfigDuplicate()
        throws Exception
    {
        PomTestWrapper pom = buildPom( "plugin-config-duplicate/dup" );
    }
    */
    @Test
    void testSingleConfigurationInheritance() throws Exception {
        PomTestWrapper pom = buildPom("single-configuration-inheritance");

	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}

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

func Dup(oldfd int) (fd int, err error) {
	r0, _, e1 := Syscall(SYS_DUP, uintptr(oldfd), 0, 0)
	fd = int(r0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}

				// delete marker, if not add a new version for this delete
				// marker.
				if versioned {
					vr.VersionID = mustGetUUID()
				}
			}
		}
		// De-dup same object name to collect multiple versions for same object.
		v, ok := versionsMap[objects[i].ObjectName]
		if ok {
			v.Versions = append(v.Versions, vr)
		} else {
			v = FileInfoVersions{

//sys	CloseRange(first uint, last uint, flags uint) (err error)
//sys	CopyFileRange(rfd int, roff *int64, wfd int, woff *int64, len int, flags int) (n int, err error)
//sys	DeleteModule(name string, flags int) (err error)
//sys	Dup(oldfd int) (fd int, err error)

func Dup2(oldfd, newfd int) error {
	return Dup3(oldfd, newfd, 0)
}

//sys	Dup3(oldfd int, newfd int, flags int) (err error)

	runtime.ExitSyscall()
	fd = int(r0)
	if int64(r0) == -1 {
		err = errnoErr2(e1, e2)
	}
	return
}

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

func Dup(oldfd int) (fd int, err error) {
	runtime.EnterSyscall()
	r0, e2, e1 := CallLeFuncWithErr(GetZosLibVec()+SYS_DUP<<4, uintptr(oldfd))
	runtime.ExitSyscall()
	fd = int(r0)
	if int64(r0) == -1 {
		err = errnoErr2(e1, e2)

	)

	// DuplicatedDomains tracks rejected VirtualServices due to duplicated hostname.
	DuplicatedDomains = monitoring.NewGauge(
		"pilot_vservice_dup_domain",
		"Virtual services with dup domains.",
	)

	// DuplicatedSubsets tracks duplicate subsets that we rejected while merging multiple destination rules for same host
	DuplicatedSubsets = monitoring.NewGauge(
		"pilot_destrule_subsets",

//sys	Chown(path string, uid int, gid int) (err error) = SYS___CHOWN_A
//sys	Chmod(path string, mode uint32) (err error) = SYS___CHMOD_A
//sys   Creat(path string, mode uint32) (fd int, err error) = SYS___CREAT_A
//sys	Dup(oldfd int) (fd int, err error)
//sys	Dup2(oldfd int, newfd int) (err error)
//sys	Dup3(oldfd int, newfd int, flags int) (err error) = SYS_DUP3
//sys	Dirfd(dirp uintptr) (fd int, err error) = SYS_DIRFD