pub unsafe fn DRMAcquireLicense<P0, P1, P2, P3>(
    hsession: u32,
    uflags: u32,
    wszgroupidentitycredential: P0,
    wszrequestedrights: P1,
    wszcustomdata: P2,
    wszurl: P3,
    pvcontext: *mut c_void
) -> Result<()>
where P0: IntoParam<PCWSTR>, P1: IntoParam<PCWSTR>, P2: IntoParam<PCWSTR>, P3: IntoParam<PCWSTR>,