diff -u /home/guerry/install/cvs/gnus/lisp/ /home/guerry/elisp/testing/bzg/gnus-msg.el
--- /home/guerry/install/cvs/gnus/lisp/gnus-msg.el	2007-11-26 00:04:09.000000000 +0000
+++ /home/guerry/elisp/testing/bzg/gnus-msg.el	2008-01-16 18:43:13.000000000 +0000
@@ -1160,7 +1160,8 @@
   "Start composing a reply mail to the current message.
 The original article will be yanked."
   (interactive "P")
-  (gnus-summary-reply (gnus-summary-work-articles n) wide))
+  (gnus-summary-reply (gnus-summary-work-articles n) 
+		      (or current-prefix-arg wide)))
 
 (defun gnus-summary-reply-broken-reply-to (&optional yank wide very-wide)
   "Like `gnus-summary-reply' except removing reply-to field.

Diff finished.  Wed Jan 16 18:43:24 2008