Index: boot/Makefile.common
===================================================================
--- boot/Makefile.common	(revision cfdeedc55a55b7c1fc8de8b3faea55104ff3f641)
+++ boot/Makefile.common	(revision 5071f8a8d049c5ec42cf8d3640c718d3cf19c5a6)
@@ -58,5 +58,5 @@
 ifeq ($(PRECHECK),y)
 	JOBFILE = $(TOOLS_PATH)/jobfile.py
-	# XXX: Do not change the order of arguments.
+	# NOTE: You must not change the order of arguments.
 	CC_JOB = $(JOBFILE) $(JOB) $(CC) $< -o $@
 else