winCheckFullscreen();
void systemMessage(int number, char *defaultMsg, ...){  char buffer[2048];  va_list valist;  const char *msg = (const char *)defaultMsg;  if(number)    msg = winResLoadString(number);    va_start(valist, defaultMsg);  vsprintf(buffer, msg, valist);    MessageBox(hWindow, buffer, winResLoadString(IDS_ERROR),             MB_OK | MB_ICONERROR);  va_end(valist);}