req.redist WinHTTP 5.0 and Internet Explorer 5.01 or later on Windows XP and Windows 2000. A pointer to a string that contains the additional headers to append to the request. This parameter can be ...

host: s3.ca-central-1.wasabisys.com is this a wasabi hosted bucket? does the same request fail with aws s3? Reproduction Steps This can be reproduced with the example code "Upload a string to a bucket ...