* lisp/sort.el (sort-lines): Clarify the interactive invocation.
(Bug#40697)
;;;###autoload
(defun sort-lines (reverse beg end)
- "Sort lines in region alphabetically; argument means descending order.
+ "Sort lines in region alphabetically; REVERSE non-nil means descending order.
+Interactively, REVERSE is the prefix argument, and BEG and END are the region.
Called from a program, there are three arguments:
REVERSE (non-nil means reverse order), BEG and END (region to sort).
The variable `sort-fold-case' determines whether alphabetic case affects