Doc: 'unfold-right' takes a tail not a tail generator.

Reported by David Kastrup <dak@gnu.org>.

* doc/ref/srfi-modules.texi (SRFI-1 Fold and Map): Change argument
  name, and default value.

diff --git a/doc/ref/srfi-modules.texi b/doc/ref/srfi-modules.texi
index 31407e8..b6d5248 100644 (file)
--- a/doc/ref/srfi-modules.texi
+++ b/doc/ref/srfi-modules.texi
@@ -676,8 +676,8 @@ Maps each seed value to next seed value.
 @item seed
 The state value for the unfold.
 
-@item tail-gen
-Creates the tail of the list; defaults to @code{(lambda (x) '())}.
+@item tail
+The tail of the list; defaults to @code{'()}.
 @end table
 
 @end deffn