quit [expression]
q
quit command (abbreviated
q), or type an end-of-file character (usually C-d). If you
do not supply expression, will terminate normally;
otherwise it will terminate using the result of expression as the
error code.
An interrupt (often C-c) does not exit from , but rather terminates the action of any command that is in progress and returns to command level. It is safe to type the interrupt character at any time because does not allow it to take effect until a time when it is safe.
If you have been using to control an attached process or
device, you can release it with the detach command
(see section Debugging an already-running process).
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