Fix missing DBUS version macros

configure.in.in

@@ -39,6 +39,21 @@ CXXFLAGS="$CXXFLAGS -DQT_CLEAN_NAMESPACE  -DQT_NO_ASCII_CAST"
   AC_SUBST(DBUS_INCS)
   AC_SUBST(DBUS_LIBS)
 
+
+########### Check the D-BUS version
+
+  AC_MSG_CHECKING([dbus version])
+  DBUS_VERSION=`$PKG_CONFIG --modversion dbus-1`
+  DBUS_MAJOR_VER=`echo $DBUS_VERSION | cut -d. -f 1`
+  DBUS_MINOR_VER=`echo $DBUS_VERSION | cut -d. -f 2`
+  DBUS_MICRO_VER=`echo $DBUS_VERSION | cut -d. -f 3`
+
+  AC_MSG_RESULT($DBUS_VERSION)
+  AC_DEFINE_UNQUOTED(DBUS_MAJOR_VER, $DBUS_MAJOR_VER, [D-BUS major version.])
+  AC_DEFINE_UNQUOTED(DBUS_MINOR_VER, $DBUS_MINOR_VER, [D-BUS minor version.])
+  AC_DEFINE_UNQUOTED(DBUS_MICRO_VER, $DBUS_MICRO_VER, [D-BUS micro version.])
+
+
 ########### Check for GTK stuff
 AC_GLIB_2
 AC_GTK_2