问题可能很简单，我正在尝试使用这段代码:varlpProfileDir:tChar;lpProfileSize:Cardinal;token:tHandle;GuestDir,GuestUser:String;beginGuestUser:=RadioGroup1.Items[RadioGroup1.ItemIndex];ifLogonUser(PChar(GuestUser),nil,nil,LOGON32_LOGON_SERVICE,LOGON32_PROVIDER_DEFAULT,token)thenbeginSetLength(GuestDir,MAX_PATH);ZeroMe