You can leave Gforth by typing bye
or Ctrl-d (at the start
of a line) or (if you invoked Gforth with the --die-on-signal
option) Ctrl-c. When you leave Gforth, all of your definitions and
data are discarded. For ways of saving the state of the system before
leaving Gforth see Image Files.
Exit Gforth (with exit status 0).