pub unsafe extern "system" fn SLInstallProofOfPurchase(
    hslc: *const c_void,
    pwszpkeyalgorithm: PCWSTR,
    pwszpkeystring: PCWSTR,
    cbpkeyspecificdata: u32,
    pbpkeyspecificdata: *const u8,
    ppkeyid: *mut GUID
) -> HRESULT
Expand description

Required features: "Win32_Security_Authentication_Identity"