From c3e20fc621b8947a59adba09114e34754c6a1c20 Mon Sep 17 00:00:00 2001
From: Rene Rivera <grafikrobot@gmail.com>
Date: Sun, 5 May 2024 09:00:00 -0500
Subject: [PATCH] Add requires-b2 check to top-level build file.

---
 build.jam | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/build.jam b/build.jam
index 55569f9..9a10cd3 100644
--- a/build.jam
+++ b/build.jam
@@ -3,6 +3,8 @@
 # (See accompanying file LICENSE_1_0.txt or copy at
 # http://www.boost.org/LICENSE_1_0.txt)
 
+require-b2 5.1 ;
+
 import project ;
 
 project /boost/concept_check