(Frames): Replace inforef to emacs-xtra by conditional xref's, depending on

@iftex/@ifnottex.

diff --git a/man/frames.texi b/man/frames.texi
index c11d6f7..43b061a 100644 (file)
--- a/man/frames.texi
+++ b/man/frames.texi
@@ -27,7 +27,13 @@ it terminates all the frames.  To delete just one frame, use @kbd{C-x 5
 
   Emacs compiled for MS-DOS emulates some windowing functionality,
 so that you can use many of the features described in this chapter.
+@iftex
 @xref{MS-DOS Mouse,,,emacs-xtra,Specialized Emacs Features}.
+@end iftex
+@ifnottex
+@xref{MS-DOS Mouse}.
+@end ifnottex
+
 
 @menu
 * Mouse Commands::      Moving, cutting, and pasting, with the mouse.