 
 (defun ar/init-for-osx ()
   "Perform initializations for Mac OS X."
-  (when (ar/osxp)
+  (when (ar/osx-p)
     ;; On Mac, this is effectively fn-M-backspace.
     (bind-key "M-(" #'kill-word)
     ;; Keep menu bar under graphical OS X for fullscreen.

;; (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."
  (string-equal system-type "gnu/linux"))

(defun ar/osxp ()
  "Return t if the system is a Mac OS X machine, otherwise nil."
  (string-equal system-type "darwin"))


  "Return t if Emacs is running inside of Cygwin on Windows, otherwise nil."
  (string-equal system-type "cygwin"))

(defun ar/windows-p ()
  "Return t if the system is a native Emacs for Windows, otherwise nil."
  (string-equal system-type "windows"))

(defun ar/new-browser-tab-shell-command ()
  "Return new browser tab shell command."
  (cond
   ((ar/osx-p)
    "open http://google.com")
   ((ar/gnu-linux-p)
    "google-chrome http://google.com")
   (nil)))

