+;;; Install to home directory.
+
+;; If you want to install APEL to your home directory and you already
+;; have the standard hierarchy such as "~/share/emacs/site-lisp" and
+;; "~/share/emacs/VERSION/site-lisp", uncomment and edit this.
+;; (setq PREFIX "~/")
+
+;; Or, you can specify APEL_DIR and EMU_DIR directly.
+;; (setq APEL_DIR "~/lib/emacs/lisp/apel")
+;; (setq EMU_DIR "~/lib/emacs/lisp/emu")
+
+
+;;; Install to site-lisp directories.
+
+;; (setq PREFIX "/usr/local")
+
+;; Mule based on Emacs 19.28 and eariler.
+;; (setq LISPDIR "/usr/local/share/mule/site-lisp")
+;; Mule based on Emacs 19.29 and later.
+;; (setq LISPDIR "/usr/local/share/emacs/site-lisp")
+;; (setq LISPDIR "/usr/local/share/mule/site-lisp")
+;; (setq VERSION_SPECIFIC_LISPDIR "/usr/local/share/emacs/19.34/site-lisp")
+;; (setq VERSION_SPECIFIC_LISPDIR "/usr/local/share/mule/19.34/site-lisp")
+
+;; XEmacs 21.0 and later.
+;; (setq PACKAGEDIR "/usr/local/lib/xemacs/xemacs-packages")
+
+;; (setq APEL_PREFIX "apel")
+;; (setq EMU_PREFIX "emu")
+
+;; If you want to install all of APEL modules to VERSION_SPECIFIC_LISPDIR,
+;; uncomment and edit this.
+;; (setq APEL_DIR "/usr/local/share/emacs/19.34/site-lisp/apel")
+
+;; You can specify APEL_DIR and EMU_DIR directly. Uncomment and edit this.
+;; (setq APEL_DIR "/usr/local/share/emacs/site-lisp/apel")
+;; (setq EMU_DIR "/usr/local/share/emacs/19.34/site-lisp/emu")