+# ------------------------------------------------------------------------------
+have_libmount=no
+PKG_CHECK_MODULES(MOUNT, [ mount >= 2.20 ],
+ [AC_DEFINE(HAVE_LIBMOUNT, 1, [Define if libmount is available]) have_libmount=yes], have_libmount=no)
+if test "x$have_libmount" = xno; then
+ AC_MSG_ERROR([*** libmount support required but libraries not found])
+fi
+AM_CONDITIONAL(HAVE_LIBMOUNT, [test "$have_libmount" = "yes"])
+