ref: 7975eec3e602fd5bc3e93c78f4166259190f2fe9
dir: /module/arg.m/
Arg : module { PATH: con "/dis/lib/arg.dis"; init: fn(argv: list of string); setusage: fn(usage: string); usage: fn(); opt: fn(): int; arg: fn(): string; earg: fn(): string; progname: fn(): string; argv: fn(): list of string; };