- ;; `assoc-string' is not available in Emacs 21. So when compiling
- ;; Gnus (`time-date.el' is part of Gnus) with Emacs 21, we get a
- ;; warning here. But `format-seconds' is not used anywhere in Gnus so
- ;; it's not a real problem. --rsteib
+ ;; `assoc-string' is not available in XEmacs or Emacs 21. So when
+ ;; compiling Gnus (`time-date.el' is part of Gnus) with XEmacs or
+ ;; Emacs 21, we get a warning here. But `format-seconds' is not
+ ;; used anywhere in Gnus so it's not a real problem. --rsteib