Re: deleting messages with same message id's?

[Lars Hecking]

> :0 Whc: msgid.lock
> | formail -D 16384 msgid.cache
> :0 a:
> duplicates
> 
> You can change 'duplicates' to '/dev/null' if you trust the
> recipe works.

 No, you shouldn't. Unfortunately, the procmailex man page doesn't mention
 that procmail may fail for reasons other than "... their own scripting
 capabilities". If you change duplicates to /dev/null in the recipe above
 and procmail dies right after this recipe, for whatever reasons, you face
 irrevocable mail loss.