#include <Message_Messenger.hxx>
#include <Message.hxx>
#include <Standard_Failure.hxx>
+#include <IFSelect_SignatureList.hxx>
+#include <TCollection_HAsciiString.hxx>
+#include <IFSelect_Dispatch.hxx>
+#include <IFSelect_Modifier.hxx>
+#include <IFSelect_Signature.hxx>
+#include <IFSelect_IntParam.hxx>
#define Flag_Incorrect 2
// (Bit Map n0 2)