+# Check for DBUS
+PKG_CHECK_MODULES(DBUS, [ dbus-1 >= 0.23, dbus-glib-1 >= 0.23 ])
+AC_SUBST(DBUS_CFLAGS)
+AC_SUBST(DBUS_LIBS)
+
+AC_ARG_ENABLE(gtk,
+ AC_HELP_STRING([--enable-gtk],[use GTK+ (default=yes)]),
+ [case "${enableval}" in
+ yes) ENABLE_GTK=yes ;;
+ no) ENABLE_GTK=no ;;
+ *) AC_MSG_ERROR(bad value ${enableval} for --enable-gtk) ;;
+ esac],
+ [ENABLE_GTK=yes]) dnl Default value
+
+if test "x$ENABLE_GTK" = "xyes"; then
+ # Check for GTK 2.0
+ PKG_CHECK_MODULES(GTK20, [ gtk+-2.0 >= 2.4.0 ])
+ AC_SUBST(GTK20_CFLAGS)
+ AC_SUBST(GTK20_LIBS)
+
+ # Check for GLADE 2.0
+ PKG_CHECK_MODULES(GLADE20, [ libglade-2.0 >= 2.4.0 ])
+ AC_SUBST(GLADE20_CFLAGS)
+ AC_SUBST(GLADE20_LIBS)
+fi
+AM_CONDITIONAL(ENABLE_GTK, test "x$ENABLE_GTK" = "xyes")
+