   (set-fill-column 1000)
   (ar/org-src-color-blocks-dark)
   (flyspell-mode-on)
-  (whitespace-mode)
   (rainbow-delimiters-mode)
   (semantic-mode 1)
   (org-bullets-mode 1)

(add-hook 'ediff-quit-hook #'ar/ediff-qh)

(use-package whitespace
  :commands (whitespace-mode)
  :config
  ;; When nil, fill-column is used instead.
  (setq whitespace-line-column nil)
  (setq whitespace-style '(face lines tabs)))
(setq-default whitespace-mode 1)

(defun ar/compile-autoclose (buffer string)
  "Hide successful builds window with BUFFER and STRING."

;; Keep syntax highlighting in the current line.
;; (set-face-foreground 'highlight nil)

;;  From http://doc.rix.si/org/fsem.html
(defun ar/gnulinuxp ()
  "Return t if the system is a GNU/Linux machine, otherwise nil."
