FileAttributes uint32
	CreationTime   syscall.Filetime
	LastAccessTime syscall.Filetime
	LastWriteTime  syscall.Filetime
	FileSizeHigh   uint32
	FileSizeLow    uint32

	// from Win32finddata and GetFileInformationByHandleEx
	ReparseTag uint32

	// what syscall.GetFileType returns
	filetype uint32

	// used to implement SameFile
	sync.Mutex
	path             string

// randn is like rand() % n but faster.
// Do not change signature: used via linkname from other packages.
//
//go:nosplit
//go:linkname randn
func randn(n uint32) uint32 {
	// See https://lemire.me/blog/2016/06/27/a-fast-alternative-to-the-modulo-reduction/
	return uint32((uint64(uint32(rand())) * uint64(n)) >> 32)
}

// cheaprand is a non-cryptographic-quality 32-bit random generator

				err = msgp.WrapError(err, "DeleteMarkers")
				return
			}
		case "szs":
			var zb0002 uint32
			zb0002, err = dc.ReadArrayHeader()
			if err != nil {
				err = msgp.WrapError(err, "ObjSizes")
				return
			}
			if zb0002 != uint32(dataUsageBucketLen) {
				err = msgp.ArrayError{Wanted: uint32(dataUsageBucketLen), Got: zb0002}
				return
			}
			for za0001 := range z.ObjSizes {

package cpu

const CacheLinePadSize = 64

// cpuid is implemented in cpu_x86.s.
func cpuid(eaxArg, ecxArg uint32) (eax, ebx, ecx, edx uint32)

// xgetbv with ecx = 0 is implemented in cpu_x86.s.
func xgetbv() (eax, edx uint32)

// getGOAMD64level is implemented in cpu_x86.s. Returns number in [1,4].
func getGOAMD64level() int32

const (
	// ecx bits
	cpuid_SSE3      = 1 << 0
	cpuid_PCLMULQDQ = 1 << 1
	cpuid_SSSE3     = 1 << 9

)

// read calls the read system call.
// It returns a non-negative number of bytes written or a negative errno value.
func read(fd int32, p unsafe.Pointer, n int32) int32

func closefd(fd int32) int32

func exit(code int32)
func usleep(usec uint32)

//go:nosplit
func usleep_no_g(usec uint32) {
	usleep(usec)
}

// write1 calls the write system call.

type Section32 struct {
	Name      uint32 /* Section name (index into the section header string table). */
	Type      uint32 /* Section type. */
	Flags     uint32 /* Section flags. */
	Addr      uint32 /* Address in memory image. */
	Off       uint32 /* Offset in file. */
	Size      uint32 /* Size in bytes. */
	Link      uint32 /* Index of a related section. */
	Info      uint32 /* Depends on section type. */

	"unsafe"
)

type loadCmd struct {
	Cmd macho.LoadCmd
	Len uint32
}

type dyldInfoCmd struct {
	Cmd                      macho.LoadCmd
	Len                      uint32
	RebaseOff, RebaseLen     uint32
	BindOff, BindLen         uint32
	WeakBindOff, WeakBindLen uint32
	LazyBindOff, LazyBindLen uint32
	ExportOff, ExportLen     uint32
}

type linkEditDataCmd struct {
	Cmd              macho.LoadCmd

	if target.IsBigEndian() {
		return uint32(r >> 32), uint32(r)
	}
	return uint32(r), uint32(r >> 32)
}

// Pack a pair of 32 bit instruction words o1, o2 into 64 bit relocation
// in endian order.
func packInstPair(target *ld.Target, o1, o2 uint32) int64 {
	if target.IsBigEndian() {
		return (int64(o1) << 32) | int64(o2)
	}
	return int64(o1) | (int64(o2) << 32)
}

	FileIdExtdDirectoryRestartInfo = 0x14 // FILE_ID_EXTD_DIR_INFO
)

type FILE_ATTRIBUTE_TAG_INFO struct {
	FileAttributes uint32
	ReparseTag     uint32
}

//go:noescape
func exits(msg *byte)

//go:noescape
func brk_(addr unsafe.Pointer) int32

func sleep(ms int32) int32

func rfork(flags int32) int32

//go:noescape
func plan9_semacquire(addr *uint32, block int32) int32

//go:noescape
func plan9_tsemacquire(addr *uint32, ms int32) int32

//go:noescape
func plan9_semrelease(addr *uint32, count int32) int32

//go:noescape