message: Mail Headers
3.2 Mail Headers
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‘message-required-mail-headers’
News Headers, for the syntax of this variable. It is
‘(From Subject Date (optional . In-Reply-To) Message-ID (optional .
User-Agent))’ by default.
‘message-ignored-mail-headers’
Regexp of headers to be removed before mailing. The default is
‘^[GF]cc:\\|^Resent-Fcc:\\|^Xref:\\|^X-Draft-From:\\|
^X-Gnus-Agent-Meta-Information:’.
‘message-default-mail-headers’
This string is inserted at the end of the headers in all message
buffers that are initialized as mail.
‘message-generate-hashcash’
Variable that indicates whether ‘X-Hashcash’ headers should be
computed for the message. Hashcash (gnus)Hashcash. If
‘opportunistic’, only generate the headers when it doesn’t lead to
the user having to wait.