The WINHTTP_ASYNC_RESULT structure contains the result of a call to an asynchronous function. This structure is used with the WINHTTP_STATUS_CALLBACK prototype.
Return value from an asynchronous Microsoft Windows HTTP Services (WinHTTP) function. This member can be one of the following values:
The error occurred during a call to WinHttpReceiveResponse.
The error occurred during a call to WinHttpQueryDataAvailable.
The error occurred during a call to WinHttpReadData.
The error occurred during a call to WinHttpWriteData.
The error occurred during a call to WinHttpSendRequest.
Contains the error code if dwResult indicates that the function failed.
Minimum supported client
|Windows XP, Windows 2000 Professional with SP3 [desktop apps only]|
Minimum supported server
|Windows Server 2003, Windows 2000 Server with SP3 [desktop apps only]|
|WinHTTP 5.0 and Internet Explorer 5.01 or later on Windows XP and Windows 2000.|