Function: nnmbox-in-header-p
nnmbox-in-header-p is a byte-compiled function defined in
nnmbox.el.gz.
Signature
(nnmbox-in-header-p POS)
Documentation
Return non-nil if POS is in the header of an article.
Source Code
;; Defined in /usr/src/emacs/lisp/gnus/nnmbox.el.gz
(defun nnmbox-in-header-p (pos)
"Return non-nil if POS is in the header of an article."
(save-excursion
(goto-char pos)
(re-search-backward (concat "^" message-unix-mail-delimiter) nil t)
(search-forward "\n\n" nil t)
(< pos (point))))