// This is from the calling application
 
// This one passes in the handles to the app and to the DLL
 
typedef void (__stdcall *setDLLHandle)(HINSTANCE);
 
setDLLHandle setWTPSDLLKeyHandle;
 

 
setWTPSDLLKeyHandle = (setDLLHandle)GetProcAddress(hinstDLL, "setWTPSDLLKeyHandle");
 
if (!setWTPSDLLKeyHandle)
 
  Application->MessageBox("Could not set handles in DLL",
 
                          "Aborting", MB_OK);
 
else
 
 {
 
   setWTPSDLLKeyHandle(hinstDLL);            // hinstDLL was the returned module handle from the LoadLibary function
 
 }  // End the else     
 

 
// This is the in dll itself
 
extern "C" __declspec(dllexport)
 
__stdcall void setWTPSDLLKeyHandle(HINSTANCE hs)
 
 {
 
   hPrintInstDLL = hs;
 
 }  // End the setDLLKeyHandle function