(desktop-buffer-mh): New function for mh mail system.
(desktop-buffer-handlers): Add desktop-buffer-mh.
(desktop-buffer): Correct setting of auto-fill-mode.
Make the compilation silent using (eval-when-compile ...)
(old-kill-emacs): New explicit variable (for Emacs 18 comp.)
(desktop-globals-to-save): Add the history rings for interactive searches.
(postv18): Remove.
(desktop-create-buffer-form): New variable.
(desktop-save): Use desktop-create-buffer-form.
(desktop-value-to-string): New function.
(desktop-outvar): Clean-up using desktop-value-to-string.
(desktop-save): clean-up Using desktop-value-to-string.
(desktop-save): Decide Emacs version at compile time.
(desktop-locals-to-save): New variable.
(desktop-truncate): New function.