logrotate 3.14.0-2 build failure

[Christian Göttsche <cgzones@googlemail.com>]

Hi,
the package logrotate in version 3.14.0-2 fails to build on ppc64el
due to a test suite failure [1].
Any ideas how to fix that?

Best regards
      Christian Göttsche

[1]: https://buildd.debian.org/status/fetch.php?pkg=logrotate&arch=ppc64el&ver=3.14.0-2&stamp=1534869318&file=log