{29, "ESPIPE", "illegal seek"},
	{30, "EROFS", "read-only file system"},
	{31, "EMLINK", "too many links"},
	{32, "EPIPE", "broken pipe"},
	{33, "EDOM", "numerical argument out of domain"},
	{34, "ERANGE", "numerical result out of range"},
	{35, "EDEADLK", "resource deadlock avoided"},
	{36, "ENAMETOOLONG", "file name too long"},
	{37, "ENOLCK", "no locks available"},
	{38, "ENOSYS", "function not implemented"},

	{29, "ESPIPE", "illegal seek"},
	{30, "EROFS", "read-only file system"},
	{31, "EMLINK", "too many links"},
	{32, "EPIPE", "broken pipe"},
	{33, "EDOM", "numerical argument out of domain"},
	{34, "ERANGE", "numerical result out of range"},
	{35, "EDEADLK", "resource deadlock avoided"},
	{36, "ENAMETOOLONG", "file name too long"},
	{37, "ENOLCK", "no locks available"},
	{38, "ENOSYS", "function not implemented"},

		)
		for {
			n, e = fixCount(syscall.Readlink(name, b))
			if e != syscall.EINTR {
				break
			}
		}
		// buffer too small
		if (runtime.GOOS == "aix" || runtime.GOOS == "wasip1") && e == syscall.ERANGE {
			continue
		}
		if e != nil {
			return "", &PathError{Op: "readlink", Path: name, Err: e}
		}
		if n < len {
			return string(b[0:n]), nil
		}
	}
}

type unixDirent struct {

	{29, "ESPIPE", "illegal seek"},
	{30, "EROFS", "read-only file system"},
	{31, "EMLINK", "too many links"},
	{32, "EPIPE", "broken pipe"},
	{33, "EDOM", "numerical argument out of domain"},
	{34, "ERANGE", "numerical result out of range"},
	{35, "EDEADLK", "resource deadlock avoided"},
	{36, "ENAMETOOLONG", "file name too long"},
	{37, "ENOLCK", "no locks available"},
	{38, "ENOSYS", "function not implemented"},

		b := make([]byte, len)
		err := getcwd(&b[0], len)
		if err == nil {
			i := 0
			for b[i] != 0 {
				i++
			}
			return string(b[0:i]), nil
		}
		if err != ERANGE {
			return "", err
		}
	}
}

func Getcwd(buf []byte) (n int, err error) {
	err = getcwd(&buf[0], uint64(len(buf)))
	if err == nil {
		i := 0
		for buf[i] != 0 {
			i++
		}

	AT_EMPTY_PATH                   = 0x1000
	AT_REMOVEDIR                    = 0x200
	RENAME_NOREPLACE                = 1 << 0
)

const (
	EDOM               = Errno(1)
	ERANGE             = Errno(2)
	EACCES             = Errno(111)
	EAGAIN             = Errno(112)
	EBADF              = Errno(113)
	EBUSY              = Errno(114)
	ECHILD             = Errno(115)

	var nwritten size
	errno := path_readlink(
		dirFd,
		pathPtr,
		pathLen,
		unsafe.Pointer(&buf[0]),
		size(len(buf)),
		unsafe.Pointer(&nwritten),
	)
	// For some reason wasmtime returns ERANGE when the output buffer is
	// shorter than the symbolic link value. os.Readlink expects a nil
	// error and uses the fact that n is greater or equal to the buffer
	// length to assume that it needs to try again with a larger size.