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Date:   Sun, 14 Nov 2021 12:04:34 +0100
From:   Florian Westphal <fw@strlen.de>
To:     Matt Zagrabelny <mzagrabe@d.umn.edu>
Cc:     netfilter-devel@vger.kernel.org
Subject: Re: redefining a variable
Message-ID: <20211114110434.GA6326@breakpoint.cc>
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Matt Zagrabelny <mzagrabe@d.umn.edu> wrote:
> Greetings,
> 
> I would like to be able to redefine variables in nft.
> 
> Would you folks consider a switch or a new keyword to achieve something like:
> 
> define ints = eth0
> 
> define --redefine-ok ints = { $ints, eth1 }
> 
> define_or_redefine ints = { $ints, eth2 }
> 
> Thanks for your help and support.

nft has undefine & redefine keywords.