From 6dd37237222f7102e223ece948150cb5c5087e3c Mon Sep 17 00:00:00 2001
From: fanquake <fanquake@gmail.com>
Date: Mon, 17 Oct 2016 11:43:59 +0800
Subject: [PATCH] Set minimum required Boost to 1.47.0

---
 configure.ac | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/configure.ac b/configure.ac
index 9ce10b745..705327e81 100644
--- a/configure.ac
+++ b/configure.ac
@@ -589,8 +589,11 @@ fi
 
 if test x$use_boost = xyes; then
 
+dnl Minimum required Boost version
+define(MINIMUM_REQUIRED_BOOST, 1.47.0)
+
 dnl Check for boost libs
-AX_BOOST_BASE
+AX_BOOST_BASE([MINIMUM_REQUIRED_BOOST])
 AX_BOOST_SYSTEM
 AX_BOOST_FILESYSTEM
 AX_BOOST_PROGRAM_OPTIONS