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-rw-r--r--sys/net/route.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/net/route.h b/sys/net/route.h
index b6aa36d..d76ed70 100644
--- a/sys/net/route.h
+++ b/sys/net/route.h
@@ -189,7 +189,7 @@ struct rtentry {
/* 0x8000000 and up unassigned */
#define RTF_STICKY 0x10000000 /* always route dst->src */
-#define RTF_RNH_LOCKED 0x40000000 /* unused */
+#define RTF_RNH_LOCKED 0x40000000 /* radix node head is locked */
#define RTF_GWFLAG_COMPAT 0x80000000 /* a compatibility bit for interacting
with existing routing apps */
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