;; using negative prefix arg to mean "reverse" is now inconsistent with
;; other sort-.*fields functions but then again this was before, since it
;; didn't use the magnitude of the arg to specify anything.
- (interactive "P\nsRegexp specifying records to sort:
+ (interactive "P\nsRegexp specifying records to sort: \n\
sRegexp specifying key within record: \nr")
(cond ((or (equal key-regexp "") (equal key-regexp "\\&"))
(setq key-regexp 0))