From 0d40f5a6be7bfb7e874994bf5f68dc72f86eaa6d Mon Sep 17 00:00:00 2001
From: "Wladimir J. van der Laan" <laanwj@gmail.com>
Date: Wed, 15 Jan 2014 23:28:41 +0100
Subject: [PATCH] build: Allow providing extra libs for Boost Chrono

Pass BOOST_CHRONO_EXTRALIBS to give extra dependency
libraries for Boost Chrono which are not auto-detected.
---
 configure.ac | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/configure.ac b/configure.ac
index 2261addae..fa0a6dd1f 100644
--- a/configure.ac
+++ b/configure.ac
@@ -373,6 +373,9 @@ dnl after 1.56.
 dnl If neither is available, abort.
 dnl If sleep_for is used, boost_chrono becomes a requirement.
 if test x$ax_cv_boost_chrono = xyes; then
+dnl Allow passing extra needed dependency libraries for boost-chrono from static gitian build
+BOOST_CHRONO_LIB="$BOOST_CHRONO_LIB $BOOST_CHRONO_EXTRALIBS"
+
 TEMP_LIBS="$LIBS"
 LIBS="$LIBS $BOOST_LIBS $BOOST_CHRONO_LIB"
 AC_TRY_LINK([