Antwerp is under attack both from within Flanders and from across the border in the Netherlands. That, at least, is how the city’s beer lovers see it. Their beloved bolleke – the name for the bulbous glass from which they drink De Koninck beer, hence, the nickname for the beer itself – is the subject of a hostile takeover bid from both Heineken, the Dutch pils giant, and Duvel Moortgat, based in Puurs, Antwerp province.