--- old/make/docs/CORE_PKGS.gmk	2011-08-09 10:55:22.000000000 -0700
+++ new/make/docs/CORE_PKGS.gmk	2011-08-09 10:55:22.000000000 -0700
@@ -132,6 +132,7 @@
   java.util.concurrent                           \
   java.util.concurrent.atomic                    \
   java.util.concurrent.locks                     \
+  java.util.functions                            \
   java.util.jar                                  \
   java.util.logging                              \
   java.util.prefs                                \