# Pass all existing TFCI_ variables into the Docker container
  env_file=$(mktemp)
  env | grep ^TFCI_ > "$env_file"

  if [[ $(uname -s) == MSYS_NT* ]]; then
    is_windows=true
  else
    is_windows=false
  fi

  WORKING_DIR="$TFCI_GIT_DIR"
  if [[ "$is_windows" == true ]]; then
    env_file=$(cygpath -m $env_file)
    WORKING_DIR=$(replace_drive_letter_with_prefix "$TFCI_GIT_DIR" "$TFCI_OUTPUT_WIN_DOCKER_DIR")

        return null;
    }

    private static Path findTool(String toolName, Path installDir) {
        Path bin = installDir.resolve("bin"); // NOI18N
        if (Files.isDirectory(bin)) {
            if (Os.IS_WINDOWS) {
                Path tool = bin.resolve(toolName + ".exe");
                if (Files.exists(tool)) {
                    return tool;
                }
            }
            Path tool = bin.resolve(toolName);

Klaus Post <******@****.***> 1739895955 -0800

      file = out.getFile();
      assertEquals(dataSize, file.length());
      assertTrue(file.exists());
      assertThat(file.getName()).contains("FileBackedOutputStream");
      if (!isAndroid() && !isWindows()) {
        PosixFileAttributes attributes =
            java.nio.file.Files.getFileAttributeView(file.toPath(), PosixFileAttributeView.class)
                .readAttributes();

      file = out.getFile();
      assertEquals(dataSize, file.length());
      assertTrue(file.exists());
      assertThat(file.getName()).contains("FileBackedOutputStream");
      if (!isAndroid() && !isWindows()) {
        PosixFileAttributes attributes =
            java.nio.file.Files.getFileAttributeView(file.toPath(), PosixFileAttributeView.class)
                .readAttributes();

     * This includes all Windows variants (95, 98, ME, NT, 2000, XP, Vista, 7, 8, 10, 11).
     *
     * @return true if the current OS is any Windows variant, false otherwise
     */
    boolean isWindows();