[Users] Format of extraheaderrc

[Dave Howorth]

On Fri, 31 Aug 2018 19:15:22 +0200
Ricardo Mones <ricardo at mones.org> wrote:

> On Fri, 31 Aug 2018 16:16:39 +0200
> Tristan Miller <psychonaut at nothingisreal.com> wrote:
> 
> > Perhaps I could write the message, save it in the drafts folder,
> > edit it with a text editor to add the missing In-Reply-To header,
> > then reopen it and send it with Claws Mail.  
> 
> Yep, that could work. I wonder... are you trying to handcraft a reply
> to a message you can't reply (why not?), but, somehow, have its
> message-id?

I think he already explained that. It's a list message that he's
already deleted. Presumably he can see the ID on a list archive or
similar?