flexfax: JobFmt and time of delivery

["Giulio" <giuliox@tin.it>]

HylaFAX  Version 4.0pl1
Linux 2.0.33

I couldn't find a way to have "faxstat -d" to print the time (date and time)
the faxes have been sent succesfully.
I read the man page, the faq and the html docs.
What's the trick?

TIA.