Variable: fill-flowed-encode-column
fill-flowed-encode-column is a customizable variable defined in
flow-fill.el.gz.
Value
66
Documentation
Column beyond which format=flowed lines are wrapped, in outgoing messages.
This can be a Lisp expression or an integer. RFC 2646 suggests 66 characters for readability.
This variable was added, or its default value changed, in Emacs 22.1.
Source Code
;; Defined in /usr/src/emacs/lisp/mail/flow-fill.el.gz
(defcustom fill-flowed-encode-column 66
"Column beyond which format=flowed lines are wrapped, in outgoing messages.
This can be a Lisp expression or an integer.
RFC 2646 suggests 66 characters for readability."
:version "22.1"
:group 'mime-display
:type '(choice (const :tag "Standard fill-column" fill-column)
(const :tag "RFC 2646 default (66)" 66)
(sexp)
(integer)))