#define MB_ICONEXCLAMATION
BOOL WINAPI ScreenSaverConfigureDialog(HWND hDlg, UINT uMsg, WPARAM wParam, LPARAM lParam)
TCHAR szTitle[MAX_LOADSTRING]
LRESULT WINAPI ScreenSaverProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
LRESULT WINAPI DefScreenSaverProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
BOOL WINAPI RegisterDialogClasses(HANDLE hInst)