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From: Phil Blundell <philb@gnu.org>
To: Henning Heinold <heinold@inf.fu-berlin.de>
Date: Wed, 26 Sep 2012 11:50:58 +0100
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Subject: Re: [PATCH] gcc-configure-cross: factor out --enable-threads argument into ${GCCTHREADS}
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On Wed, 2012-09-26 at 12:46 +0200, Henning Heinold wrote:
> should that not be GCCTHREADS ?=
> 
> otherwise I do not see how it could be overwritten from outside.

Well, a .bbappend can do it (since EXTRA_OECONF isn't assigned :=) or
you can use an override GCCTHREADS_pn-gcc-cross = "no" for example.  But
yes, making it be ?= would be fine with me as well.

p.