> Oort Gnus v0.04
> XEmacs 21.4 (patch 3) "Academic Rigor" [Lucid] (i386-unknown-freebsd4.3, Mule) of Wed May 23 2001 on nightshade.la.mastaler.com
>
> Gnus normally adds an "In-Reply-To:" header to message replies, but
> replies sent from the drafts group lack this header. What accounts
> for this difference?
It is because messages in the draft group lose many informations. One
solution to this is (setq message-generate-headers-first t), but this
setting may cause some unknown troubles.
ShengHuo