WIP: Build fixes und EXTERNAL_DEPENDENCIES.md

qt6-after/qt6-migrated-legatus/Lts/Plugins/GuezIedManagement/gim_data_plugin_interface.h

@@ -4,8 +4,10 @@
 #pragma once
 
 #include <PluginInterfaces/data_plugin_interface.h>
+#ifdef BUILD_WITH_EXTERNAL_DDS
 #include <GuezIedManagement/gim_dtc.h>
 #include <GuezIedManagement/gim_ftc.h>
+#endif
 
 namespace GuezIedManagement
 {
@@ -16,8 +18,10 @@ class DataInterface : public DataPluginBase::Interface
 public:
   using DataPluginBase::Interface::Interface;
 
+#ifdef BUILD_WITH_EXTERNAL_DDS
   virtual std::shared_ptr<GuezIedManagement::Interface::Dtc> getDtc() = 0;
   virtual std::shared_ptr<GuezIedManagement::Interface::Ftc> getFtc() = 0;
+#endif
 };
 
 }