- my $var = PublicInbox::Daemon::SO_ACCEPTFILTER();
- my $x = getsockopt($https, SOL_SOCKET, $var);
+ ok(defined($PublicInbox::Daemon::SO_ACCEPTFILTER),
+ 'SO_ACCEPTFILTER defined');
+ my $x = getsockopt($https, SOL_SOCKET,
+ $PublicInbox::Daemon::SO_ACCEPTFILTER);