1 files changed, 1 insertions, 0 deletions
diff --git a/src/nng.h b/src/nng.h
index 335094c7..36800139 100644
--- a/src/nng.h
+++ b/src/nng.h
@@ -363,6 +363,7 @@ NNG_DECL int nng_device(nng_socket *, nng_socket *);
 #define NNG_ENOTSUP		(-9)
 #define NNG_EADDRINUSE		(-10)
 #define NNG_ESTATE		(-11)
+#define NNG_ENOENT		(-12)
 
 // Maximum length of a socket address.  This includes the terminating NUL.
 // This limit is built into other implementations, so do not change it.