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-rw-r--r--include/nng/protocol/pubsub0/sub.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/nng/protocol/pubsub0/sub.h b/include/nng/protocol/pubsub0/sub.h
index acb5cda3..81f50a80 100644
--- a/include/nng/protocol/pubsub0/sub.h
+++ b/include/nng/protocol/pubsub0/sub.h
@@ -30,6 +30,8 @@ NNG_DECL int nng_sub0_open_raw(nng_socket *);
#define NNG_OPT_SUB_SUBSCRIBE "sub:subscribe"
#define NNG_OPT_SUB_UNSUBSCRIBE "sub:unsubscribe"
+#define NNG_OPT_SUB_PREFNEW "sub:prefnew"
+
#ifdef __cplusplus
}
#endif