--- linux-2.6.33.7-source/scripts/mkmakefile	2010-08-02 19:27:18.000000000 +0200
+++ linux-2.6.33.7-source/scripts/mkmakefile	2011-04-09 13:20:22.000000000 +0200
@@ -44,7 +44,12 @@
 
 Makefile:;
 
-\$(all) %/: all
+ifneq (\$(all),)
+\$(all): all
+	@:
+endif
+
+%/: all
 	@:
 
 EOF