1@ stdcall -stub sfc_os_1() 2@ stdcall -stub sfc_os_2() 3@ stdcall -stub sfc_os_3() 4@ stdcall -stub sfc_os_4() 5@ stdcall SfcFileException(long ptr long) 6@ stdcall -stub sfc_os_6() 7@ stdcall -stub sfc_os_7() 8@ stdcall SfcGetNextProtectedFile(ptr ptr) 9@ stdcall SfcIsFileProtected(ptr wstr) 10@ stdcall SfcIsKeyProtected(long wstr long) 11@ stdcall SfcWLEventLogoff(ptr) 12@ stdcall SfcWLEventLogon(ptr) 13