return errFileAccessDenied
		}
		return osErrToFileErr(err)
	}

	return nil
}

// Reliably retries os.MkdirAll if for some reason os.MkdirAll returns
// syscall.ENOENT (parent does not exist).
func reliableMkdirAll(dirPath string, mode os.FileMode, baseDir string) (err error) {
	i := 0
	for {
		// Creates all the parent directories, with mode 0777 mkdir honors system umask.

func isSysErrPathNotFound(err error) bool {
	if runtime.GOOS != globalWindowsOSName {
		var pathErr *os.PathError
		if errors.As(err, &pathErr) {
			return pathErr.Err == syscall.ENOENT
		}
		return false
	}
	var pathErr *os.PathError
	if errors.As(err, &pathErr) {
		var errno syscall.Errno
		if errors.As(pathErr.Err, &errno) {
			// ERROR_PATH_NOT_FOUND
			return errno == 0x03
		}

  // If target is a directory return TF_FAILED_PRECONDITION.
  // Target might be missing, so don't error in that case.
  struct stat st;
  if (stat(dst, &st) != 0) {
    if (errno != ENOENT) {
      TF_SetStatusFromIOError(status, errno, dst);
      return;
    }
  } else if (S_ISDIR(st.st_mode)) {
    TF_SetStatus(status, TF_FAILED_PRECONDITION, "target path is a directory");
    return;
  }

pkg syscall, const ENETRESET Errno
pkg syscall, const ENETUNREACH Errno
pkg syscall, const ENFILE Errno
pkg syscall, const ENOBUFS Errno
pkg syscall, const ENODEV Errno
pkg syscall, const ENOENT Errno
pkg syscall, const ENOEXEC Errno
pkg syscall, const ENOLCK Errno
pkg syscall, const ENOMEM Errno
pkg syscall, const ENOMSG Errno
pkg syscall, const ENOPROTOOPT Errno
pkg syscall, const ENOSPC Errno

pkg syscall (windows-amd64), var WSAID_CONNECTEX GUID
pkg syscall, const AF_INET = 2
pkg syscall, const AF_UNIX = 1
pkg syscall, const AF_UNSPEC = 0
pkg syscall, const ENOENT = 2
pkg syscall, const IFF_BROADCAST = 2
pkg syscall, const IFF_UP = 1
pkg syscall, const IPPROTO_IP = 0
pkg syscall, const IPPROTO_IPV6 = 41
pkg syscall, const IPPROTO_TCP = 6