Index: /trunk/Config.kmk
===================================================================
--- /trunk/Config.kmk	(revision 22605)
+++ /trunk/Config.kmk	(revision 22606)
@@ -357,4 +357,6 @@
  VBOX_WITH_CROGL = 1
 endif
+# Enable Host Guest Shared Memory Interface
+VBOX_WITH_HGSMI=1
 # Enable shared folders
 VBOX_WITH_SHARED_FOLDERS = 1