Function InitiateSystemShutdownExW 

pub unsafe extern "C" fn InitiateSystemShutdownExW(
    lpMachineName: LPWSTR,
    lpMessage: LPWSTR,
    dwTimeout: DWORD,
    bForceAppsClosed: WINBOOL,
    bRebootAfterShutdown: WINBOOL,
    dwReason: DWORD,
) -> WINBOOL