pkg syscall (freebsd-arm64), func Umask(int) int
pkg syscall (freebsd-arm64), func Undelete(string) error
pkg syscall (freebsd-arm64), func UnixRights(...int) []uint8
pkg syscall (freebsd-arm64), func Unmount(string, int) error
pkg syscall (freebsd-arm64), func Wait4(int, *WaitStatus, int, *Rusage) (int, error)
pkg syscall (freebsd-arm64), func Write(int, []uint8) (int, error)

pkg syscall (darwin-arm64), func Umask(int) int
pkg syscall (darwin-arm64), func Undelete(string) error
pkg syscall (darwin-arm64), func UnixRights(...int) []uint8
pkg syscall (darwin-arm64), func Unmount(string, int) error
pkg syscall (darwin-arm64), func Wait4(int, *WaitStatus, int, *Rusage) (int, error)
pkg syscall (darwin-arm64), func Write(int, []uint8) (int, error)
pkg syscall (darwin-arm64), method (*Cmsghdr) SetLen(int)

   * returns the expected data.
   *
   * @throws Throwable if the listener isn't called or if it resulted in a throwable or if the
   *     result doesn't match the expected value.
   */
  public void assertSuccess(Object expectedData) throws Throwable {
    // Verify that the listener executed in a reasonable amount of time.

   * returns the expected data.
   *
   * @throws Throwable if the listener isn't called or if it resulted in a throwable or if the
   *     result doesn't match the expected value.
   */
  public void assertSuccess(Object expectedData) throws Throwable {
    // Verify that the listener executed in a reasonable amount of time.

        };
    addCallback(f, callback, directExecutor());
  }

  private class CountingSameThreadExecutor implements Executor {
    int runCount = 0;

    @Override
    public void execute(Runnable command) {
      command.run();
      runCount++;
    }
  }

  private final class MockCallback implements FutureCallback<String> {
    @Nullable private String value = null;

{* ../../docs_src/sub_applications/tutorial001.py hl[11, 14:16] *}

### Mount the sub-application { #mount-the-sub-application }

In your top-level application, `app`, mount the sub-application, `subapi`.

In this case, it will be mounted at the path `/subapi`:

{* ../../docs_src/sub_applications/tutorial001.py hl[11, 19] *}

pkg syscall (netbsd-arm64-cgo), func Truncate(string, int64) error
pkg syscall (netbsd-arm64-cgo), func Umask(int) int
pkg syscall (netbsd-arm64-cgo), func UnixRights(...int) []uint8
pkg syscall (netbsd-arm64-cgo), func Unmount(string, int) error
pkg syscall (netbsd-arm64-cgo), func Wait4(int, *WaitStatus, int, *Rusage) (int, error)
pkg syscall (netbsd-arm64-cgo), func Write(int, []uint8) (int, error)

        };
    addCallback(f, callback, directExecutor());
  }

  private class CountingSameThreadExecutor implements Executor {
    int runCount = 0;

    @Override
    public void execute(Runnable command) {
      command.run();
      runCount++;
    }
  }

  private final class MockCallback implements FutureCallback<String> {
    @Nullable private String value = null;

	MOVWU	(R5)(R4.UXTW<<3), R10                            // ERROR "invalid index shift amount"
	MOVWU	(R5)(R4<<1), R10                                 // ERROR "invalid index shift amount"
	MOVB	(R5)(R4.SXTW<<5), R10                            // ERROR "invalid index shift amount"
	MOVH	R5, (R6)(R2<<3)                                  // ERROR "invalid index shift amount"

            final byte[] buf = buffer.array();
            int len;
            int amount = 0;
            while ((len = ChannelUtil.read(channel, buffer, amount)) != -1) {
                out.write(buf, 0, len);
                buffer.clear();
                amount += len;
            }
            out.flush();
            return amount;
        } catch (final IOException e) {
            throw new IORuntimeException(e);