+ ;; Please do not "clean this up" by using a bunch of #+'s and one
+ ;; #-. When the conditional is written this way, adding a new
+ ;; special case only involves one change. If #- is used, two changes
+ ;; are needed. -- JES, 2007-02-12
+ (progn
+ "tar"
+ #+darwin "gnutar"
+ #+(or sunos netbsd) "gtar"))