From 715186bee512f25715e6d1c58ce03cc32e0efae3 Mon Sep 17 00:00:00 2001
From: Axel Lin <axel.lin@ingics.com>
Date: Mon, 30 Dec 2013 18:10:03 +0800
Subject: [PATCH] Link against -lrt for clock_gettime

Fix undefined reference to `clock_gettime' error.
This is required since commit f3e398afc549 "Rewrite cipher benchmark loop.".

Below is the build error report:
http://autobuild.buildroot.net/results/9ca/9cad1cf49ee6b5c58d8260ee33beef2e6c1ada4d/build-end.log

Signed-off-by: Axel Lin <axel.lin@ingics.com>
---
 configure.ac | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/configure.ac b/configure.ac
index 1c456be..aa4c10f 100644
--- a/configure.ac
+++ b/configure.ac
@@ -49,7 +49,8 @@ AC_CHECK_LIB(uuid, uuid_clear, ,[AC_MSG_ERROR([You need the uuid library.])])
 AC_SUBST(UUID_LIBS, $LIBS)
 LIBS=$saved_LIBS
 
-AC_CHECK_FUNCS([posix_memalign])
+AC_SEARCH_LIBS([clock_gettime],[rt posix4])
+AC_CHECK_FUNCS([posix_memalign clock_gettime])
 
 if test "x$enable_largefile" = "xno" ; then
   AC_MSG_ERROR([Building with --disable-largefile is not supported, it can cause data corruption.])
-- 
1.8.1.2