(define-key map "." 'display-local-help)
(define-key map "?" 'help-for-help)
+ (define-key map "\C-a" 'about-emacs)
(define-key map "\C-c" 'describe-copying)
(define-key map "\C-d" 'describe-distribution)
(define-key map "\C-e" 'view-emacs-problems)
. display-local-help. Display any available local help at point
in the echo area.
+C-a Display information about Emacs.
C-c Display Emacs copying permission (GNU General Public License).
C-d Display Emacs ordering information.
C-e Display info about Emacs problems.