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Date: Thu, 29 Jun 2017 07:31:33 -0700
From: Nick Kralevich <>
Subject: Re: TIOCSTI not going away

In addition to OpenBSD, Android has chosen to drop TIOCSTI (and a
bunch of other tty ioctls) in the Android 8.0 release. See

-- Nick

On Thu, Jun 29, 2017 at 7:23 AM, Solar Designer <> wrote:
> While TIOCSTI is apparently not going away on Linux, it is on OpenBSD,
> and here's some analysis of the apparently almost non-existent impact
> this will have on Emacs (which was one of the primary examples cited for
> keeping TIOCSTI on Linux):
> Whatever happens (or doesn't happen) for upstream Linux, there will be
> system(s) dropping TIOCSTI or at least introducing a way to disable it,
> so reducing userspace programs' dependencies on TIOCSTI makes sense.
> Alexander

Nick Kralevich | Android Security | | 650.214.4037

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