"Code run when the diff process exits.
CODE is the exit code of the process. It should be 0 only if no diffs
were found."
- (if diff-old-temp-file (delete-file diff-old-temp-file t))
- (if diff-new-temp-file (delete-file diff-new-temp-file t))
+ (if diff-old-temp-file (delete-file diff-old-temp-file))
+ (if diff-new-temp-file (delete-file diff-new-temp-file))
(save-excursion
(goto-char (point-max))
(let ((inhibit-read-only t))