diff --git a/configure.ac b/configure.ac
index 42bf9898d..41f9845fb 100644
--- a/configure.ac
+++ b/configure.ac
@@ -159,6 +159,8 @@ dnl ---------------------------------------------------------------------------
 dnl Header/Library Checks
 dnl ---------------------------------------------------------------------------
 
+AC_SEARCH_LIBS([clock_gettime], [rt])
+
 AC_SEARCH_LIBS([syslog], [bsd socket inet],
 	[AC_DEFINE(HAVE_SYSLOG, 1, [Define if syslog() is available])])