private Amazon.Polly.Model.ListLexiconsResponse CallAWSServiceOperation(IAmazonPolly client, Amazon.Polly.Model.ListLexiconsRequest request) { Utils.Common.WriteVerboseEndpointMessage(this, client.Config, "Amazon Polly", "ListLexicons"); try { #if DESKTOP return(client.ListLexicons(request)); #elif CORECLR return(client.ListLexiconsAsync(request).GetAwaiter().GetResult()); #else #error "Unknown build edition" #endif } catch (AmazonServiceException exc) { var webException = exc.InnerException as System.Net.WebException; if (webException != null) { throw new Exception(Utils.Common.FormatNameResolutionFailureMessage(client.Config, webException.Message), webException); } throw; } }