1 files changed, 1 insertions, 0 deletions
diff --git a/lib/if.h b/lib/if.h
index 1e52020b64..897f2be239 100644
--- a/lib/if.h
+++ b/lib/if.h
@@ -242,6 +242,7 @@ struct interface {
 #define ZEBRA_INTERFACE_SUB        (1 << 1)
 #define ZEBRA_INTERFACE_LINKDETECTION (1 << 2)
 #define ZEBRA_INTERFACE_VRF_LOOPBACK (1 << 3)
+#define ZEBRA_INTERFACE_DUMMY (1 << 4)
 
 	/* Interface flags. */
 	uint64_t flags;