http://avahi.org/changeset/1518

Index: trunk/avahi-common/dbus-watch-glue.c
===================================================================
--- trunk/avahi-common/dbus-watch-glue.c (revision 1507)
+++ trunk/avahi-common/dbus-watch-glue.c (revision 1518)
@@ -135,5 +135,9 @@
         if (!(avahi_watch = poll_api->watch_new(
                   poll_api,
+#if (DBUS_VERSION_MAJOR == 1 && DBUS_VERSION_MINOR == 1 && DBUS_VERSION_MICRO >= 1) || (DBUS_VERSION_MAJOR == 1 && DBUS_VERSION_MAJOR > 1) || (DBUS_VERSION_MAJOR > 1)
                   dbus_watch_get_unix_fd(dbus_watch),
+#else
+                  dbus_watch_get_fd(dbus_watch),
+#endif
                   translate_dbus_to_avahi(dbus_watch_get_flags(dbus_watch)),
                   watch_callback,