message: fix timeout error code for macOS
diff: @@ -102,11 +102,13 @@ class USBBulkTransport(fibre.protocol.PacketSource, fibre.protocol.PacketSink):
  except usb.core.USBError as ex:
  if ex.errno == 19 or ex.errno == 32: # "no such device", "pipe error"
  raise fibre.protocol.ChannelBrokenException()
  - elif ex.errno == 110: # timeout
  + elif ex.errno is None or ex.errno == 60 or ex.errno == 110: # timeout
  raise TimeoutError()
  else:
  + self._logger.debug("error in usbbulk_transport.py, process_packet")
  self._logger.debug(traceback.format_exc())
  self._logger.debug("halt condition: {}".format(ex.errno))
  + self._logger.debug(str(ex))
  # Try resetting halt/stall condition
  try:
  self.deinit()
  @@ -129,11 +131,13 @@ class USBBulkTransport(fibre.protocol.PacketSource, fibre.protocol.PacketSink):
  except usb.core.USBError as ex:
  if ex.errno == 19 or ex.errno == 32: # "no such device", "pipe error"
  raise fibre.protocol.ChannelBrokenException()
  - elif ex.errno is None or ex.errno == 110: # timeout
  + elif ex.errno is None or ex.errno == 60 or ex.errno == 110: # timeout
  raise TimeoutError()
  else:
  + self._logger.debug("error in usbbulk_transport.py, process_packet")
  self._logger.debug(traceback.format_exc())
  self._logger.debug("halt condition: {}".format(ex.errno))
  + self._logger.debug(str(ex))
  # Try resetting halt/stall condition
  try:
  self.deinit()
  