--- a/man/lispref/lists.texi	Mon Jun 30 09:24:47 2003 +0000
+++ b/man/lispref/lists.texi	Mon Jun 30 09:31:01 2003 +0000
@@ -170,7 +170,8 @@
 
 @defun listp object
 This function returns @code{t} if @var{object} is a cons cell or
-@code{nil}.  Otherwise, it returns @code{nil}.
+@code{nil}.  Otherwise, it returns @code{nil}.  @code{true-list-p} is
+slower, but in some circumstances it is more appropriate.
 
 @example
 @group
@@ -193,6 +194,11 @@
 @end example
 @end defun
 
+@defun true-list-p object
+This function returns @code{t} if @var{object} is an acyclic,
+@code{nil}-terminated (ie, not dotted), list.  Otherwise it returns
+@code{nil}.  @code{listp} is faster.
+
 @defun null object
 This function returns @code{t} if @var{object} is @code{nil}, and
 returns @code{nil} otherwise.  This function is identical to @code{not},