From 9a031efb751324e786878e7be146debc87e7e6c2 Mon Sep 17 00:00:00 2001
From: Gunnar Beutner <gunnar@beutner.name>
Date: Tue, 22 Oct 2013 17:53:30 +0200
Subject: [PATCH] Build fix for FreeBSD.

---
 m4/ax_boost_base.m4 | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/m4/ax_boost_base.m4 b/m4/ax_boost_base.m4
index 810acefe4..d193d945d 100644
--- a/m4/ax_boost_base.m4
+++ b/m4/ax_boost_base.m4
@@ -116,12 +116,14 @@ if test "x$want_boost" = "xyes"; then
                         break
                     fi
                 done
-                for libsubdir in ${sys_dlsearch_path//:/ }; do
+                save_IFS=$IFS; IFS=:
+                for libsubdir in $sys_dlsearch_path; do
                     if ls "$libsubdir/libboost_"* >/dev/null 2>&1 ; then
                         BOOST_LDFLAGS="-L$libsubdir"
                         break
                     fi
                 done
+                IFS=$save_IFS
                 BOOST_CPPFLAGS="-I$ac_boost_path_tmp/include"
                 BOOST_PATH="$ac_boost_path_tmp"
                 break;
-- 
2.40.0