set groupbox title for opallink, protected by ifdef OPAL_RT

src/ui/CommConfigurationWindow.cc

@@ -101,6 +101,12 @@ CommConfigurationWindow::CommConfigurationWindow(LinkInterface* link, ProtocolIn
     {
         ui.linkGroupBox->setTitle(tr("udp link"));
     }
+#ifdef OPAL_RT
+    else if (dynamic_cast<OpalLink*>(link) != 0)
+    {
+        ui.linkGroupBox->setTitle(tr("Opal-RT Link"));
+    }
+#endif
     else
     {
         qDebug() << "Link is NOT a known link, can't open configuration window";

src/ui/CommConfigurationWindow.h

@@ -40,6 +40,10 @@ This file is part of the PIXHAWK project
 #include "ProtocolInterface.h"
 #include "ui_CommSettings.h"
 
+#ifdef OPAL_RT
+#include "OpalLink.h"
+#endif
+
 class CommConfigurationWindow : public QWidget
 {
     Q_OBJECT