Variable: footnote-start-tag
footnote-start-tag is a customizable variable defined in
footnote.el.gz.
Value
"["
Documentation
String used to denote start of numbered footnote.
Should not be set to the empty string. Customizing this variable has no effect on buffers already displaying footnotes.
Source Code
;; Defined in /usr/src/emacs/lisp/mail/footnote.el.gz
;; The following three should be consumed by footnote styles.
(defcustom footnote-start-tag "["
"String used to denote start of numbered footnote.
Should not be set to the empty string. Customizing this variable
has no effect on buffers already displaying footnotes."
:type 'string)