Lastchange Timespec
}

type IfaMsghdr struct {
	Msglen    uint16
	Version   uint8
	Type      uint8
	Addrs     int32
	Flags     int32
	Metric    int32
	Index     uint16
	Pad_cgo_0 [6]byte
}

type IfAnnounceMsghdr struct {
	Msglen  uint16
	Version uint8
	Type    uint8
	Index   uint16
	Name    [16]int8
	What    uint16
}

type RtMsghdr struct {
	Msglen    uint16

package main

var x uint16 = 0xffff
var y uint16 = 0xfffe
var a uint16 = 0x7000
var b uint16 = 0x9000

func main() {
	// Make sure we truncate to smaller-width types after evaluating expressions.
	// This is a problem for arm where there is no 16-bit comparison op.
	if ^x != 0 {
		panic("^uint16(0xffff) != 0")
	}
	if ^y != 1 {
		panic("^uint16(0xfffe) != 1")
	}
	if -x != 1 {

	t.a = uint16(x)
	t.b = uint16(x >> 16)
}

type T8 struct {
	a, b uint8
}

//go:noinline
func (t *T8) bigEndianLoad() uint16 {
	return uint16(t.a)<<8 | uint16(t.b)
}

//go:noinline
func (t *T8) littleEndianLoad() uint16 {
	return uint16(t.a) | (uint16(t.b) << 8)
}

//go:noinline
func (t *T8) bigEndianStore(x uint16) {
	t.a = uint8(x >> 8)
	t.b = uint8(x)
}

	Cc    [16]uint8
}

type Termio struct {
	Iflag uint16
	Oflag uint16
	Cflag uint16
	Lflag uint16
	Line  uint8
	Cc    [8]uint8
	_     [1]byte
}

type Winsize struct {
	Row    uint16
	Col    uint16
	Xpixel uint16
	Ypixel uint16
}

type PollFd struct {
	Fd      int32
	Events  uint16
	Revents uint16
}

const (
	POLLERR    = 0x4000
	POLLHUP    = 0x2000

)

var wtf8tests = []struct {
	str  string
	wstr []uint16
}{
	{
		str:  "\x00",
		wstr: []uint16{0x00},
	},
	{
		str:  "\x5C",
		wstr: []uint16{0x5C},
	},
	{
		str:  "\x7F",
		wstr: []uint16{0x7F},
	},

	// 2-byte
	{
		str:  "\xC2\x80",
		wstr: []uint16{0x80},
	},
	{
		str:  "\xD7\x8A",
		wstr: []uint16{0x05CA},
	},
	{
		str:  "\xDF\xBF",
		wstr: []uint16{0x07FF},

)

//sys	RegisterEventSource(uncServerName *uint16, sourceName *uint16) (handle Handle, err error) [failretval==0] = advapi32.RegisterEventSourceW
//sys	DeregisterEventSource(handle Handle) (err error) = advapi32.DeregisterEventSource

	Flags           uint32
	ScriptPath      *uint16
	AuthFlags       uint32
	FullName        *uint16
	UsrComment      *uint16
	Parms           *uint16
	Workstations    *uint16
	LastLogon       uint32
	LastLogoff      uint32
	AcctExpires     uint32
	MaxStorage      uint32
	UnitsPerWeek    uint32
	LogonHours      *byte
	BadPwCount      uint32
	NumLogons       uint32
	LogonServer     *uint16

// load up into two separate loads.

package main

import "testing"

//go:noinline
func read1(b []byte) (uint16, uint16) {
	// There is only a single read of b[0].  The two
	// returned values must have the same low byte.
	v := b[0]
	return uint16(v), uint16(v) | uint16(b[1])<<8
}

func main1(t *testing.T) {
	const N = 100000
	done := make(chan bool, 2)
	b := make([]byte, 2)
	go func() {

}

type IfaMsghdr struct {
	Msglen  uint16
	Version uint8
	Type    uint8
	Hdrlen  uint16
	Index   uint16
	Tableid uint16
	Pad1    uint8
	Pad2    uint8
	Addrs   int32
	Flags   int32
	Metric  int32
}

type IfAnnounceMsghdr struct {
	Msglen  uint16
	Version uint8
	Type    uint8
	Hdrlen  uint16
	Index   uint16
	What    uint16
	Name    [16]int8
}

)

type binaryByteOrder interface {
	Uint16([]byte) uint16
	Uint32([]byte) uint32
	Uint64([]byte) uint64
	PutUint16([]byte, uint16)
	PutUint32([]byte, uint32)
	PutUint64([]byte, uint64)
}

type binaryLittleEndian struct{}

func (binaryLittleEndian) Uint16(b []byte) uint16 {
	_ = b[1] // bounds check hint to compiler; see golang.org/issue/14808
	return uint16(b[0]) | uint16(b[1])<<8
}