diff --git a/sys/netgraph/ng_message.h b/sys/netgraph/ng_message.h
index dacf622..d691561 100644
--- a/sys/netgraph/ng_message.h
+++ b/sys/netgraph/ng_message.h
@@ -54,6 +54,16 @@
 #define NG_NODESIZ	32	/* max node name len (including null) */
 #define NG_PATHSIZ	512	/* max path len (including null) */
 #define NG_CMDSTRSIZ	32	/* max command string (including null) */
+
+#ifndef BURN_BRIDGES
+/* don't use these - they will go away */
+#define NG_TYPELEN	(NG_TYPESIZ - 1)
+#define NG_HOOKLEN	(NG_HOOKSIZ - 1)
+#define NG_NODELEN	(NG_NODESIZ - 1)
+#define NG_PATHLEN	(NG_PATHSIZ - 1)
+#define NG_CMDSTRLEN	(NG_CMDSTRSIZ - 1)
+#endif
+
 #define NG_TEXTRESPONSE 1024	/* allow this length for a text response */
 
 /* A netgraph message */