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.
bye ( – ) tools-ext “bye”
Exit Gforth (with exit status 0).