(autoload-generate-file-autoloads): Don't use `iff' in docstring.

diff --git a/lisp/emacs-lisp/autoload.el b/lisp/emacs-lisp/autoload.el
index feb629c89e747bb290b93aabad81c73afef6d061..bbe7904c6e64d4e790c4926ee3de8328abb400fe 100644 (file)
--- a/lisp/emacs-lisp/autoload.el
+++ b/lisp/emacs-lisp/autoload.el
@@ -327,7 +327,7 @@ If provided, OUTFILE is expected to be the file name of OUTBUF.
 If OUTFILE is non-nil and FILE specifies a `generated-autoload-file'
 different from OUTFILE, then OUTBUF is ignored.
 
-Return non-nil iff FILE adds no autoloads to OUTFILE
+Return non-nil if and only if FILE adds no autoloads to OUTFILE
 \(or OUTBUF if OUTFILE is nil)."
   (catch 'done
     (let ((autoloads-done '())