Index: kernel/Makefile
===================================================================
--- kernel/Makefile	(revision 147a0663044856ae3a924ab67a1876073cde3dc0)
+++ kernel/Makefile	(revision 118a87275d5c435ee0fb9ffe132af4cf1be32af5)
@@ -472,6 +472,6 @@
 
 $(AGDEPEND): $(AUTOGENS_AG)
-	touch $@
-	for g in $?; do \
+	echo "# DO NOT EDIT" >$@
+	for g in $^; do \
 		h=`dirname $$g`/`basename $$g .ag`.h; \
 		for l in `$(AUTOGEN) depend $$g`; do \