diff --git a/libs/surfaces/mackie/mackie_control_protocol.cc b/libs/surfaces/mackie/mackie_control_protocol.cc
index 95c6aa8ca0..95ac0c3025 100644
--- a/libs/surfaces/mackie/mackie_control_protocol.cc
+++ b/libs/surfaces/mackie/mackie_control_protocol.cc
@@ -29,7 +29,6 @@
 #include <float.h>
 #include <sys/time.h>
 #include <errno.h>
-#include <poll.h>
 
 #include <boost/shared_array.hpp>
 
@@ -1232,7 +1231,9 @@ MackieControlProtocol::midi_input_handler (IOCondition ioc, MIDI::Port* port)
 		*/
 
 		if (!_device_info.uses_ipmidi()) {
+#ifndef PLATFORM_WINDOWS
 			CrossThreadChannel::drain (port->selectable());
+#endif
 		}
 
 		DEBUG_TRACE (DEBUG::MackieControl, string_compose ("data available on %1\n", port->name()));