sub _logroll {
    eval 'use Compress::Zlib';
    my $gzip = $@ ? '/usr/bin/gzip' : 'lib';

    for my $log_file ( @_ ) {
        my $rotator = Logfile::Rotate->new(
           File     => $log_file,
           Count    => 15,
           Dir      => $dir,
           Gzip     => $gzip,
           Flock    => 'yes',
           Persist  => 'yes'
        );
        $rotator->rotate();
    }
    $SIG{__WARN__} = sub {
        open (STDERR, ">/dev/null");
        print STDERR $@;
        
    }
}