--- a/jdk/make/java/net/Makefile	Thu Sep 15 14:10:30 2011 +0100
+++ b/jdk/make/java/net/Makefile	Fri Sep 16 12:09:04 2011 -0700
@@ -27,6 +27,9 @@
 PACKAGE = java.net
 LIBRARY = net
 PRODUCT = sun
+JAVAC_MAX_WARNINGS = true
+JAVAC_WARNINGS_FATAL = true
+JAVAC_LINT_OPTIONS = -Xlint:all,-deprecation
 include $(BUILDDIR)/common/Defs.gmk
 
 #