From 2d34378d461b83aa269d810a2e8728e8ab84dbfd Mon Sep 17 00:00:00 2001
From: Matthew Flatt <mflatt@racket-lang.org>
Date: Mon, 1 Mar 2010 02:33:57 +0000
Subject: [PATCH] add margin ref->guide cross-reference for futures

svn: r18402
---
 collects/scribblings/reference/futures.scrbl | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/collects/scribblings/reference/futures.scrbl b/collects/scribblings/reference/futures.scrbl
index 5cc5fb11a1..33800f10d4 100644
--- a/collects/scribblings/reference/futures.scrbl
+++ b/collects/scribblings/reference/futures.scrbl
@@ -10,6 +10,8 @@
 
 @title[#:tag "futures"]{Futures for Parallelism}
 
+@guideintro["effective-futures"]{futures}
+
 @note-lib[scheme/future]
 
 @margin-note{Currently, parallel support for @scheme[future] is