libudev: record and export "age" of device record

[elogind.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index e82b9b8e9974dfa88c370c2136739665d2008143..7fda8bba47b6217b7c91aab7b4bdaa7e1a551965 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -12,6 +12,8 @@ GTK_DOC_CHECK(1.10)
 AC_PREFIX_DEFAULT([/usr])
 AC_PATH_PROG([XSLTPROC], [xsltproc])
 
+AC_SEARCH_LIBS([clock_gettime], [rt], [], [AC_MSG_ERROR([POSIX RT library not found])])
+
 AC_ARG_WITH([rootlibdir],
        AS_HELP_STRING([--with-rootlibdir=DIR], [rootfs directory to install shared libraries]),
        [], [with_rootlibdir=$libdir])