Create S3 Bucket using Knox

s3bucketcreate

// Create S3 bucket
            
            var s3client = dynAws.getKnoxClient("bucketname");
            var httpReq = s3client.put("/", {});
            httpReq.on('response', function (response) {
                // 200 indicates successful bucket creation
                console.log(response.statusCode);
            }).end();

what is dynAws ???