3 bouncesaying \- perhaps bounce each incoming message
17 feeds each new mail message to
19 with the given arguments.
26 and bounces the message.
33 so delivery will be retried later.
43 will be processed as usual.
49 reads the message in the background.
55 always bounces the message:
58 |bouncesaying 'This address no longer accepts mail.'
66 make sure to also add a line specifying delivery to your normal mailbox.