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Date: Sat, 24 Mar 2012 11:32:53 +0100
From: Dimitry Andric <dim@FreeBSD.org>
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To: Ed Schouten <ed@FreeBSD.org>
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Cc: svn-src-head@freebsd.org, svn-src-all@freebsd.org,
	src-committers@freebsd.org
Subject: Re: svn commit: r233271 - in head/sys: amd64/conf arm/conf i386/conf
 ia64/conf mips/conf pc98/conf powerpc/conf sparc64/conf
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On 2012-03-21 09:38, Ed Schouten wrote:
> Author: ed
> Date: Wed Mar 21 08:38:42 2012
> New Revision: 233271
> URL: http://svn.freebsd.org/changeset/base/233271
> 
> Log:
>   Remove pty(4) from our kernel configurations.
>   
>   As of FreeBSD 8, this driver should not be used. Applications that use
>   posix_openpt(2) and openpty(3) use the pts(4) that is built into the
>   kernel unconditionally. If it turns out high profile depend on the
>   pty(4) module anyway, I'd rather get those fixed. So please report any
>   issues to me.
>   
>   The pty(4) module is still available as a kernel module of course, so a
>   simple `kldload pty' can be used to run old-style pseudo-terminals.

Please put at least a note in UPDATING... :)  I just ran into an old
program (compiled for FreeBSD 6 I think), that suddenly started failing
with 'Cannot allocate master pty'.

Maybe the compat ports could be updated to also enable loading of the
pty module?