v_gin

  If your 'gin' variable is non-zero (whether a number, 'true' or 'on'), you
will be notified when games on the chess server begin or end.  If you want to
be notified only about the games of some users, use the "gnotify" command.

See Also:  gnotify  set  variables

[Last modified: March 10, 1996 -- Friar]