pub unsafe extern "system" fn RtlQueryInformationActivationContext(
    Flags: u32,
    ActivationContext: *mut ACTIVATION_CONTEXT,
    SubInstanceIndex: *mut ACTIVATION_CONTEXT_QUERY_INDEX,
    ActivationContextInformationClass: ACTIVATION_CONTEXT_INFO_CLASS,
    ActivationContextInformation: *mut c_void,
    ActivationContextInformationLength: usize,
    ReturnLength: *mut usize
) -> NTSTATUS