#pragma link C++ class AliTRDtrackingSector+;
#pragma link C++ class AliTRDtrack-;
#pragma link C++ class AliTRDtracker+;
+#pragma link C++ class AliTRDtrackHits+;
#pragma link C++ class AliTRDcluster+;
#pragma link C++ class AliTRDpid+;
#pragma link C++ class AliTRDpidLQ+;