Index: etc/defaults/rc.conf
===================================================================
--- etc/defaults/rc.conf
+++ etc/defaults/rc.conf
@@ -741,3 +741,8 @@
 		done
 	}
 fi
+
+# Provide a hook for product/vendor overrides of /etc/defaults/rc.conf values
+if [ -r /etc/defaults/vendor.conf ]; then
+	. /etc/defaults/vendor.conf
+fi