Re: 24 hour clock

[Jeremy C. Reed]

> you can change those variables to fit whatever you want, and all they use
> is the date % stuff. Type date --help and you'll see all the different
> percent codes, and enjoy.

More complete documentation may be found in the strftime(3) manual page.  
Hopefully, your system will have the manpage.
 man 3 strftime

  Jeremy C. Reed
     http://bsd.reedmedia.net/