From b074c55a97f5ab4eaba09dbb3a5d15c9a27a1469 Mon Sep 17 00:00:00 2001
From: Juanma Barranquero <lekktu@gmail.com>
Date: Thu, 3 Nov 2022 03:49:08 +0100
Subject: [PATCH] ; * doc/lispref/control.texi (Generators): Fix typo.

---
 doc/lispref/control.texi | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/doc/lispref/control.texi b/doc/lispref/control.texi
index 9035e7f6bbc..3c874ee3fe0 100644
--- a/doc/lispref/control.texi
+++ b/doc/lispref/control.texi
@@ -1534,7 +1534,7 @@ iterator with @code{iter-next} for anything interesting to happen.
 Each call to a generator function produces a @emph{different}
 iterator, each with its own state.
 
-@defun iter-next iterator value
+@defun iter-next iterator &optional value
 Retrieve the next value from @var{iterator}.  If there are no more
 values to be generated (because @var{iterator}'s generator function
 returned), @code{iter-next} signals the @code{iter-end-of-sequence}
-- 
2.39.5