C / C++ / MFC

/*   entry is the name of your thread entry point
     param is a POINTER to the structure you're trying to pass,
     (if it's not a pointer, the below should read (void*)&param)
 */
DWORD dwThreadId = 0;  /*  will be filled in  */

HANDLE hThread = CreateThread(NULL, 0, entry, (void*)param, 0, &dwThreadId);

unsigned long hThread = _beginthread(entry, 0, (void*)param);

DWORD entry(void* pParam)
{
   /*  do something with pParam and work in thread
       for example, say its a pointer to a structure named mystruct:

       mystruct* pMine = (mystruct*)pParam;
       printf("Test = %\n", pMine->strTest);
    */

   return 0;
}