base.caps.System

mut .iso: iso base.caps.System, // from base.ToIso/1
mut .rng: mut base.caps.RandomSeed,
mut .try: mut base.caps.CapTry,
mut .io: mut base.caps.IO,
mut .iso: iso base.caps.System, // from base.ToIso/1
mut .rng: mut base.caps.RandomSeed,
mut .try: mut base.caps.CapTry,
mut .io: mut base.caps.IO,