The DeleteNDR method deletes the message and sends a non-delivery report.
The DeleteNDR method is a member of the Exchange_QueuedSMTPMessage Class.
The DeleteNDR method appears on instances of the \\COMPUTERNAME\ROOT\MicrosoftExchangeV2:Exchange_QueuedSMTPMessage class.
[Implemented] void DeleteNDR();
This method has no mapped parameter values.