Re: how do I make sure that a message will be

1999-11-12 01:27:58
A lot of mail clients don't even know how to parse the
"&subject=" argument; to my knowledge there are none which attempt to
add arbitrary headers.

Lynx 2.8.2rel.1 can parse mailto: URLs in accordance with RFC 2368
I'm using lynx right now, from the MHonArc produced mailto: at
and I think it should pick up the embedded In-Reply-To: field fine.