+* Ediff
+#+BEGIN_SRC emacs-lisp :tangle yes :results silent
+ (with-eval-after-load 'ediff
+ (setq ediff-split-window-function 'split-window-horizontally)
+ (setq ediff-window-setup-function 'ediff-setup-windows-plain)
+ (add-hook 'ediff-startup-hook 'ediff-toggle-wide-display)
+ (add-hook 'ediff-cleanup-hook 'ediff-toggle-wide-display)
+ (add-hook 'ediff-suspend-hook 'ediff-toggle-wide-display))
+#+END_SRC
+