Former Manchester United, Ajax and Barcelona manager Louis van Gaal is reportedly ready to come out of retirement to be Holland boss for the third time. Frank De Boer, 51, quit on Tuesday following the dreadful European Championship last-16 defeat by the Czech Republic.Van Gaal, 69, is ‘not unwilling in advance to a third contract as national coach. In any case, they can call,’ reports Dutch website de Volkskrant.Van Gaal’s new low or altruism: comes out of retirement in the dugout of the second-tier slotVan Gaal was previously national coach twice before. He failed to qualify for the 2002 World Cup, but in 2014 he guided the Dutch to the semi-finals in Brazil when they lost to Argentina. He has already agreed to briefly return to management five years after his sacking by Manchester United. He agreed to take charge of Dutch second division side SC Telstar next season – but just for the one game.Van Gaal, who played in Telstar’s midfield for a single season in 1977-78, is returning to the dugout as part of the club’s fundraising drive.