as symbols, but just returns them unchanged. It signals an error if
asked to copy markers.
-This function is a no-op except while XEmacs is being built and dumped;
-it is usually called only in the file
-@file{xemacs/lisp/prim/loaddefs.el}, but a few packages call it just in
-case you decide to preload them.
+This function is a no-op in XEmacs, and its use in new code is deprecated.
@end defun
@defvar pure-bytes-used