His attempt to stop Snake taking the flask from him is more like uselessly flailing his hands with a protesting whine than anything close to putting up a fight. Probably because that's exactly what it is. He keeps reaching for it though, mumbling something about vodka until Snake's tone of voice makes him shrink into himself with a childishly sullen frown.

"I don't want water," he says, extremely petulant and barely intelligible. He wants his flask back, it'll help him sleep.