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-rw-r--r--lisp/mail/binhex.el7
1 files changed, 6 insertions, 1 deletions
diff --git a/lisp/mail/binhex.el b/lisp/mail/binhex.el
index 42d2f35baed..d866fed371e 100644
--- a/lisp/mail/binhex.el
+++ b/lisp/mail/binhex.el
@@ -1,4 +1,4 @@
-;;; binhex.el --- elisp native binhex decode
+;;; binhex.el --- decode BinHex-encoded text
;; Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004,
;; 2005, 2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
@@ -23,6 +23,11 @@
;;; Commentary:
+;; BinHex is a binary-to-text encoding scheme similar to uuencode.
+;; The command `binhex-decode-region' decodes BinHex-encoded text, via
+;; the external program "hexbin" if that is available, or an Emacs
+;; Lisp implementation if not.
+
;;; Code:
(eval-when-compile (require 'cl))