Endpoints: module {	PATH: con "/dis/alphabet/endpoints.dis";	Endpoint: adt {		addr: string;		id: string;		about: string;		text: fn(e: self Endpoint): string;		mk: fn(s: string): Endpoint;	};	init: fn();	new: fn(net, addr: string, force: int): string;	create: fn(addr: string): (ref Sys->FD, Endpoint);	open: fn(net: string, ep: Endpoint): (ref Sys->FD, string);};