Merge pull request #441 from hintjens/master

Fixed build regression

src/socket_base.cpp

@@ -1169,3 +1169,4 @@ void zmq::socket_base_t::stop_monitor()
         monitor_events = 0;
     }
 }
+

src/socket_base.hpp

@@ -240,3 +240,4 @@ namespace zmq
 }
 
 #endif
+