ERROR_WINHTTP_HEADER_NOT_FOUND
12150
The requested header could not be located.
Requirements
Client: Included in Windows XP SP1 and Windows 2000 Professional SP3.
Server: Included in Windows Server 2003.
Version: Requires WinHTTP 5.0 on Windows XP, Windows 2000, and Windows 4.0.
Header: Declared in Winhttp.h.