$OpenBSD: patch-device_serial_serial_service_impl_cc,v 1.5 2016/03/06 10:51:14 robert Exp $
--- device/serial/serial_service_impl.cc.orig.port	Wed Feb 24 00:02:00 2016
+++ device/serial/serial_service_impl.cc	Thu Mar  3 09:43:26 2016
@@ -74,9 +74,14 @@ void SerialServiceImpl::Connect(
 }
 
 SerialDeviceEnumerator* SerialServiceImpl::GetDeviceEnumerator() {
+#if defined(OS_BSD)
+  NOTIMPLEMENTED();
+  return NULL;
+#else
   if (!device_enumerator_)
     device_enumerator_ = SerialDeviceEnumerator::Create();
   return device_enumerator_.get();
+#endif
 }
 
 bool SerialServiceImpl::IsValidPath(const mojo::String& path) {
