Listing 1: Die Definition eine application-library-Interface

struct Library           *ApplicationBase;
struct ApplicationIFace  *IApplication;
struct PrefsObjectsIFace *IPrefsObjects;
if((ApplicationBase = IExec->OpenLibrary(ãapplication.library",50))) {
   IApplication = (struct ApplicationIFace *) IExec->GetInterface(ApplicationBase,"application",1,NULL);
  IPrefsObjects = (struct PrefsObjectsIFace *) IExec->GetInterface(ApplicationBase,"prefsobjects",1,NULL);
   ...