Need to get the dbus build to use the local one

--- a/configure.ac	2010-02-23 15:52:04.027243000 -0800
+++ b/configure.ac	2010-02-23 15:52:57.798620000 -0800
@@ -34,6 +34,8 @@
 
 GTK_DOC_CHECK([1.3])
 
+AM_CONDITIONAL(CROSS_COMPILING, [ test $cross_compiling = yes ])
+
 #### gcc warning flags
 
 if test "x$GCC" = "xyes"; then
--- a/src/eggdbus/Makefile.am	2010-02-23 15:17:42.832018000 -0800
+++ b/src/eggdbus/Makefile.am	2010-02-23 15:36:31.494204000 -0800
@@ -129,8 +129,16 @@
 	eggdbus-built-sources.stamp					\
 	$(NULL)
 
+if CROSS_COMPILING
+EGGDBUS_BINDING_TOOL = eggdbus-binding-tool
+EGGDBUS_GENMARSHAL = eggdbus-glib-genmarshal
+else
+EGGDBUS_BINDING_TOOL = $(top_builddir)/src/eggdbus/eggdbus-binding-tool
+EGGDBUS_GENMARSHAL = $(top_builddir)/src/eggdbus/eggdbus-glib-genmarshal
+endif
+
 eggdbus-built-sources.stamp : eggdbus-binding-tool Makefile.am org.freedesktop.DBus.xml org.freedesktop.DBus.Peer.xml org.freedesktop.DBus.Properties.xml org.freedesktop.DBus.Introspectable.xml eggdbus-glib-genmarshal
-	EGG_DBUS_GENMARSHAL=$(top_builddir)/src/eggdbus/eggdbus-glib-genmarshal $(top_builddir)/src/eggdbus/eggdbus-binding-tool							\
+	EGG_DBUS_GENMARSHAL=$(EGGDBUS_GENMARSHAL) $(EGGDBUS_BINDING_TOOL) \
 		--namespace EggDBus									\
 		--dbus-namespace org.freedesktop.DBus							\
 		--interfaces-only									\