Subject: bug#23768: [PATCH] tests: adjust to ignore gzip 1.8+ warnings

From: Hans-Bernhard Bröker <[email-masked]>
Date: Wed, 15 Jun 2016 21:50:53 +0200

Am 14.06.2016 um 09:48 schrieb Ludovic Courtès:
> -test ! -s stderr
> +
> +# Gzip 1.8+ emits warnings like "gzip: warning: GZIP environment
> +# variable is deprecated"; filter them out.
> +test `grep -v '^gzip: warning' stderr | wc -l` -eq 0

Hmmm... wouldn't it make much more sense to just eliminate the GZIP 
environment variable, if set?