bug#54147: [PATCH] doc: fix web (run-server) examples

* doc/ref/web.texi (Web Server): need quasiquote to in order to evaluate
AF_INET6.
---
 doc/ref/web.texi | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/doc/ref/web.texi b/doc/ref/web.texi
index 93cd0214f..49a09d0ca 100644
--- a/doc/ref/web.texi
+++ b/doc/ref/web.texi
@@ -1,6 +1,6 @@
 @c -*-texinfo-*-
 @c This is part of the GNU Guile Reference Manual.
-@c Copyright (C) 2010, 2011, 2012, 2013, 2015, 2018, 2019, 2020 Free Software Foundation, Inc.
+@c Copyright (C) 2010, 2011, 2012, 2013, 2015, 2018, 2019, 2020, 2022 Free Software Foundation, Inc.
 @c See the file guile.texi for copying conditions.
 
 @node Web
@@ -1822,7 +1822,7 @@ implementation's open function.
 ;; On a different port
 (run-server handler 'http '(#:port 8081))
 ;; IPv6
-(run-server handler 'http '(#:family AF_INET6 #:port 8081))
+(run-server handler 'http `(#:family ,AF_INET6 #:port 8081))
 ;; Custom socket
 (run-server handler 'http `(#:socket ,(sudo-make-me-a-socket)))
 @end example
-- 
2.35.1