From bff808d84a237098ef9b6f542f45a8442a0f536f Mon Sep 17 00:00:00 2001
From: "Arnold D. Robbins" <arnold@skeeve.com>
Date: Wed, 7 Oct 2020 18:39:09 +0300
Subject: Small doc improvement.

---
 doc/gawk.texi | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'doc/gawk.texi')

diff --git a/doc/gawk.texi b/doc/gawk.texi
index 3229f0dd..4bb18413 100644
--- a/doc/gawk.texi
+++ b/doc/gawk.texi
@@ -20856,8 +20856,9 @@ cannot have the same name as one of the special predefined variables
 (@pxref{Built-in Variables}), nor may a function parameter have the
 same name as another function.
 
+@cindex dark corner @subentry parameter name restrictions
 Not all versions of @command{awk} enforce
-these restrictions.
+these restrictions.  @value{DARKCORNER}
 @command{gawk} always enforces the first restriction.
 With @option{--posix} (@pxref{Options}),
 it also enforces the second restriction.
-- 
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