This is based on an orphaned patch provided by Tim FitzGeorge and
_finally_ fixes incorrect network membership calculations. Those were
are usability pain in the ass deluxe, as they rendered some combinations
of configuring OpenVPN and IPsec services unusable.
Fixes: #11235 Fixes: #12263 Cc: Tim FitzGeorge <ipfr@tfitzgeorge.me.uk> Cc: Michael Tremer <michael.tremer@ipfire.org> Cc: Alexander Marx <alexander.marx@ipfire.org> Signed-off-by: Peter Müller <peter.mueller@ipfire.org> Signed-off-by: Arne Fitzenreiter <arne_f@ipfire.org>