[DllImport("HTTPAPI.dll", ExactSpelling = true, PreserveSig = false)]
[SupportedOSPlatform("windows6.0.6000")]
public unsafe static extern uint HttpSendResponseEntityBody([In] HANDLE RequestQueueHandle, [In] ulong RequestId, [In] uint Flags, [Optional][In] ushort EntityChunkCount, [Optional][In][NativeArrayInfo(CountParamIndex = 3)] HTTP_DATA_CHUNK* EntityChunks, [Optional][Out] uint* BytesSent, [Optional][Reserved] void* Reserved1, [Optional][Reserved] uint Reserved2, [Optional][In] OVERLAPPED* Overlapped, [Optional][In] HTTP_LOG_DATA* LogData);

[DllImport("HTTPAPI.dll", ExactSpelling = true, PreserveSig = false)]
[SupportedOSPlatform("windows6.0.6000")]
public unsafe static extern uint HttpSendHttpResponse([In] HANDLE RequestQueueHandle, [In] ulong RequestId, [In] uint Flags, [In] HTTP_RESPONSE_V2* HttpResponse, [Optional][In] HTTP_CACHE_POLICY* CachePolicy, [Optional][Out] uint* BytesSent, [In][Out][Reserved] void* Reserved1, [In][Reserved] uint Reserved2, [Optional][In] OVERLAPPED* Overlapped, [Optional][In] HTTP_LOG_DATA* LogData);