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Date: Wed, 18 Mar 2015 17:04:25 +0200
From: Konstantin Belousov <kostikbel@gmail.com>
To: John Baldwin <jhb@freebsd.org>
Subject: Re: svn commit: r280220 - head/usr.bin/ldd
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Cc: Andrew Turner <andrew@freebsd.org>, svn-src-head@freebsd.org,
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On Wed, Mar 18, 2015 at 10:33:45AM -0400, John Baldwin wrote:
> On Wednesday, March 18, 2015 01:59:05 PM Andrew Turner wrote:
> > Author: andrew
> > Date: Wed Mar 18 13:59:04 2015
> > New Revision: 280220
> > URL: https://svnweb.freebsd.org/changeset/base/280220
> > 
> > Log:
> >   Allowus to exclude a.out support from ldd and use it with arm64 as it won't
> >   support the a.out format.
> 
> Similarly here.  Perhaps it could also be enabled for amd64 to support running
> old FreeBSD/i386 binaries, but there's no need for it on other arm, mips,
> powerpc, sparc64, etc.
> 
I do not think amd64 binary needs a.out support.  Only kernel components
and ldd32 need this, and for ldd32 build, the __i386__ preprocessor
symbol should be defined.