[Mimedefang] X-Auto-Response-Suppress header

[George Roberts]

> Exchange uses SMTP but generates a syntactically incorrect header.  Similarly
> with Google's gmail (it often omits the "from" clause when required),
> Yahoo's use of an unregistered protocol ("with NNFMP"*), qmail, and of late,
> exim.

Do you also then block mail from Gmail, Yahoo, qmail and exim if their Received lines are incorrectly formatted?

George