(gnus-macroexpand-all expanded environment)))
form))))
-;; simple check, can be a macro but this way, although slow, it's really clear
+;; Simple check: can be a macro but this way, although slow, it's really clear.
+;; We don't use `bound-and-true-p' because it's not in XEmacs.
(defun gnus-bound-and-true-p (sym)
(and (boundp sym) (symbol-value sym)))