From 99a88826e5e8cfa25c5f8a88c12799d33114729c Mon Sep 17 00:00:00 2001
From: Daniel Stone <daniel@fooishbar.org>
Date: Wed, 1 Aug 2007 20:34:58 +0300
Subject: [PATCH] configure.ac: Actually use -lrt in monotonic clock test

If we need -lrt to use clock_gettime, then make sure we link with it.
---
 configure.ac | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/configure.ac b/configure.ac
index ffcc72d4d..728b79a2a 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1070,6 +1070,9 @@ if ! test "x$have_clock_gettime" = xno; then
         CLOCK_LIBS=""
     fi
 
+    LIBS_SAVE="$LIBS"
+    LIBS="$CLOCK_LIBS"
+
     AC_RUN_IFELSE([
 #define _POSIX_C_SOURCE 199309L
 #include <time.h>
@@ -1084,6 +1087,8 @@ int main(int argc, char *argv[]) {
 }
     ], [MONOTONIC_CLOCK=yes], [MONOTONIC_CLOCK=no],
        [MONOTONIC_CLOCK="cross compiling"])
+
+    LIBS="$LIBS_SAVE"
 else
     MONOTONIC_CLOCK=no
 fi