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alcove

0.40.2
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Control plane for Unix processes, containers and sandboxes

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alcove edoc fcntl-5.edoc
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edoc/fcntl-5.edoc 

@doc fcntl(2): perform operations on a file descriptor



== Examples ==



```

1> {ok, Drv} = alcove_drv:start([{exec, "sudo -n"}]).

{ok,<0.176.0>}

2> {ok, Pid} = alcove:fork(Drv, []).

{ok,31012}



% stdin = 0

3> alcove:fcntl(Drv, [Pid], 0, f_getfd, 0).

{ok,0}

'''