mh-clean-msg-header

mh-clean-msg-header is an autoloaded compiled Lisp function in `mh-show.el'.

(mh-clean-msg-header START INVISIBLE-HEADERS VISIBLE-HEADERS)

Flush extraneous lines in message header.

Header is cleaned from START to the end of the message header.
INVISIBLE-HEADERS contains a regular expression specifying lines
to delete from the header. VISIBLE-HEADERS contains a regular
expression specifying the lines to display. INVISIBLE-HEADERS is
ignored if VISIBLE-HEADERS is non-nil.