/** Account control bit flag: Pre-authentication is not required */
    public static final int ACB_DONT_REQUIRE_PREAUTH = 65536;

    /**
     * SAMR CloseHandle operation for closing an opened SAM handle.
     * This operation releases resources associated with the handle.
     */
    public static class SamrCloseHandle extends DcerpcMessage {

        @Override
        public int getOpnum() {

        if (isOpen()) {
            return;
        }
        fid = open0(flags, access, attrs, options);
        opened = true;
        tree_num = tree.tree_num;
    }

    boolean isOpen() {
        return opened && isConnected() && tree_num == tree.tree_num;
    }

    void close(final int f, final long lastWriteTime) throws SmbException {

 *       typically implemented by opening a reader using one of the methods in the first category,
 *       doing something and finally closing the reader that was opened.
 * </ul>
 *
 * <p>Several methods in this class, such as {@link #readLines()}, break the contents of the source
 * into lines. Like {@link BufferedReader}, these methods break lines on any of {@code \n}, {@code

      return checkNotNull(otherConverter, "otherConverter");
    }

    /*
     * We *could* override convertAll() to return its input, but it's a rather pointless
     * optimization and opened up a weird type-safety problem.
     */

    @Override
    public String toString() {
      return "Converter.identity()";
    }

    private Object readResolve() {
      return INSTANCE;
    }

      return checkNotNull(otherConverter, "otherConverter");
    }

    /*
     * We *could* override convertAll() to return its input, but it's a rather pointless
     * optimization and opened up a weird type-safety problem.
     */

    @Override
    public String toString() {
      return "Converter.identity()";
    }

    private Object readResolve() {
      return INSTANCE;
    }

 *       typically implemented by opening a stream using one of the methods in the first category,
 *       doing something and finally closing the stream that was opened.
 * </ul>
 *
 * <p><b>Note:</b> In general, {@code ByteSource} is intended to be used for "file-like" sources
 * that provide streams that are:
 *
 * <ul>

   *
   * @throws NoSuchFileException if the file does not exist <i>(optional specific exception)</i>
   * @throws NotDirectoryException if the file could not be opened because it is not a directory
   *     <i>(optional specific exception)</i>
   * @throws IOException if an I/O error occurs
   */
  public static ImmutableList<Path> listFiles(Path dir) throws IOException {

 *  New: `ConnectionPool.setPolicy()` configures a minimum connection pool size for a target
    address. Use this to proactively open HTTP connections.

    Connections opened to fulfill this policy are subject to the connection pool's
    `keepAliveDuration` but do not count against the pool-wide `maxIdleConnections` limit.

            pipe.send(req, resp);
            if (resp.status == TransPeekNamedPipeResponse.STATUS_DISCONNECTED
                    || resp.status == TransPeekNamedPipeResponse.STATUS_SERVER_END_CLOSED) {
                file.opened = false;
                return 0;
            }
            return resp.available;
        } catch (final SmbException se) {
            throw seToIoe(se);
        }
    }

    /**

- kubeadm: removed preflight check for nsenter on Linux nodes
  kubeadm: added preflight check for `losetup` on Linux nodes. It's required by kubelet for keeping a block device opened. ([#129450](https://github.com/kubernetes/kubernetes/pull/129450), [@carlory](https://github.com/carlory)) [SIG Cluster Lifecycle]