;;; Determine Window System, and X Server Vendor (if appropriate).
;;;
(defconst edt-x-emacs-p (string-match "XEmacs" emacs-version)
- "Non-NIL if we are running XEmacs version 19, or higher.")
+ "Non-nil if we are running XEmacs version 19, or higher.")
(defconst edt-emacs-variant (if edt-x-emacs-p "xemacs" "gnu")
"Indicates Emacs variant: GNU Emacs or XEmacs \(aka Lucid Emacs\).")