[Mailman-Developers] How to remove X-Confirm-Reading requests from mail headers distributed by Mailman?

[Fil]

> Is there any way to setup mailman to stop distributing X-Confirm-Reading-
> To requests sent by some list users?

I would do it inside postfix header_checks filters, with a line like
/^X-Confirm-Reading-To: /       IGNORE

If you're using some other MTA, or want this setting to be only for Mailman,
I don't know.

-- Fil