[Buildroot] missing expat-dirclean target

[Cristian Ionescu-Idbohrn]

Index: expat.mk
===================================================================
--- expat.mk	(revision 19026)
+++ expat.mk	(working copy)
@@ -70,6 +70,9 @@
 	#rm -f $(STAGING_DIR)/usr/bin/xmlwf  $(TARGET_DIR)/usr/bin/xmlwf
 	-$(MAKE) -C $(EXPAT_DIR) clean

+expat-dirclean:
+	rm -rf $(EXPAT_DIR)
+
 #############################################################
 #
 # Toplevel Makefile options


-- 
Cristian