1 files changed, 3 insertions, 0 deletions
diff --git a/src/options.hpp b/src/options.hpp
index b066d48..dbe3701 100644
--- a/src/options.hpp
+++ b/src/options.hpp
@@ -34,6 +34,9 @@ namespace zmq
 
         int setsockopt (int option_, const void *optval_, size_t optvallen_);
 
+        //  Type of the associated socket. One of the constants defined in zmq.h
+        int type;
+
         int64_t hwm;
         int64_t lwm;
         int64_t swap;