(msdos-show-help): Don't truncate lines while displaying help echo messages.

lisp/ChangeLog

+2008-09-06  Eli Zaretskii  <eliz@gnu.org>
+
+	* term/pc-win.el (msdos-show-help): Don't truncate lines while
+	displaying help echo messages.
+
 2008-09-06  Martin Rudalics  <rudalics@gmx.at>
 
 	* subr.el (symbol-file): Fix doc-string.

lisp/term/pc-win.el

@@ -269,7 +269,7 @@ are fixed-pitch."
      ((stringp help)
       (unless msdos-previous-message
         (setq msdos-previous-message (current-message)))
-      (let ((message-truncate-lines t)
+      (let ((message-truncate-lines nil)
             (message-log-max nil))
         (message "%s" (replace-regexp-in-string "\n" ", " help))))
      ((stringp msdos-previous-message)