-;;; lpr.el --- print Emacs buffer on line printer.
+;;; lpr.el --- print Emacs buffer on line printer
;; Copyright (C) 1985, 1988, 1992, 1994, 2001 Free Software Foundation, Inc.
-;; Maintainer: FSF
-;; Keywords: unix
+;; Maintainer: FSF
+;; Keywords: unix
;; This file is part of GNU Emacs.
:type '(repeat (string :tag "Argument"))
:group 'lpr)
-(defcustom lpr-add-switches (eq system-type 'berkeley-unix)
- "*Non-nil means construct -T and -J options for the printer program.
+(defcustom lpr-add-switches (memq system-type '(berkeley-unix gnu/linux))
+ "*Non-nil means construct `-T' and `-J' options for the printer program.
These are made assuming that the program is `lpr';
if you are using some other incompatible printer program,
this variable should be nil."