// Class declaration
class TScreen
{
   private:
      std::unique_ptr<TProcess> m_process;
   public:
      __fastcall TScreen(int a, std::unique_ptr<TProcess> i_process);
};

// The constructor definition
__fastcall TScreen::TScreen(int a, std::unique_ptr<TProcess> i_process):
m_process(std::move(i_process))
{
}

void TScreen_Main::CallScreen()
{
   std::unique_ptr<TProcess> objprocess (new TProcess());
   std::unique_ptr<TScreen> objscreen (new TScreen(0, std::move(objprocess)));
}

[ilink32 Error] Error: Unresolved external '__fastcall TScreen::TScreen(int, std::unique_ptr<TProcess, std::default_delete<TProcess> >)' referenced from TSCREEN_MAIN.OBJ
[ilink32 Error] Error: Unable to perform link