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From: Damien Wyart <damien.wyart@free.fr>
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Subject: Re: Insert message-insert-disposition-notification-to in Posting
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> There are a way for show only for example the `user from name'? or only
> the `user e-mail address?, I mean, the mail-header-from var show both, 
> how I can show only one?

Replace

(mail-header-from message-reply-headers)

by

(car
  (mail-extract-address-components
  (mail-header-from message-reply-headers))) 

or

(cadr
  (mail-extract-address-components
  (mail-header-from message-reply-headers)))

-- 
DW