Entries in group shadow file

[Al Sparks]

--- Matthew Miller <mattdm at mattdm.org> wrote:
> Sure. Instead of editing the file by hand, use the command-line tools:
> groupadd, groupdel, groupmod, and the very useful but badly named gpasswd.
> (That last one is what you use for adding and removing individual users from
> groups.)

I did some man page searches, and found all those commands except the
gpasswd command.

That's what I need.  Thanks.
   === Al