pub unsafe fn DRMGetSignedIssuanceLicense<P0, P1, P2>(
    henv: u32,
    hissuancelicense: u32,
    uflags: u32,
    pbsymkey: *mut u8,
    cbsymkey: u32,
    wszsymkeytype: P0,
    wszclientlicensorcertificate: P1,
    pfncallback: DRMCALLBACK,
    wszurl: P2,
    pvcontext: *mut c_void
) -> Result<()>
where P0: IntoParam<PCWSTR>, P1: IntoParam<PCWSTR>, P2: IntoParam<PCWSTR>,