HttpQueryInfo这个在c#怎样填参数哇。怎么老出错

问题描述

[DllImport("wininet.dll",CharSet=CharSet.Unicode)]publicstaticexternboolHttpQueryInfoA(IntPtrhRequest,uintdwInfoLevel,refIntPtrlpvBuffer,refintlpdwBufferLength,outintlpdwIndex);publicdelegateboolMyHttpQueryInfoW(IntPtrhRequest,uintdwInfoLevel,refIntPtrlpvBuffer,refintlpdwBufferLength,outintlpdwIndex);staticboolMy_HttpQueryInfoW(IntPtrhRequest,uintdwInfoLevel,refIntPtrlpvBuffer,refintlpdwBufferLength,outintlpdwIndex)//CALLBACK上面是我填的参数头。