(defvar rfc1843-hzp-word-regexp
"~\\({\\([\041-\167][\041-\176]\\| \\)+\\|\
-\[<>]\\([\041-\175][\041-\176]\\| \\)+\\)\\(~}\\|$\\)")
+[<>]\\([\041-\175][\041-\176]\\| \\)+\\)\\(~}\\|$\\)")
(defvar rfc1843-hzp-word-regexp-strictly
"~\\({\\([\041-\167][\041-\176]\\)+\\|\
-\[<>]\\([\041-\175][\041-\176]\\)+\\)\\(~}\\|$\\)")
+[<>]\\([\041-\175][\041-\176]\\)+\\)\\(~}\\|$\\)")
(defcustom rfc1843-decode-loosely nil
"Loosely check HZ encoding if non-nil.