URIs: module{	PATH: con "/dis/lib/w3c/uris.dis"; 	# URI Generic Syntax (RFC 3986)	#	#	scheme://authority/path?query#fragment	#	URI: adt	{		scheme:	string;		userinfo:	string;	# authority, part I		host:		string;	# authority, part II		port:		string;	# authority, part III		path:		string;	# starts with / if path-abempty or path-absolute		query:	string;	# includes ? if not nil		fragment:	string;	# includes # if not nil 		parse:	fn(s: string): ref URI;		text: fn(u: self ref URI): string;		authority:	fn(u: self ref URI): string;		addbase:	fn(u: self ref URI, base: ref URI): ref URI;		copy:	fn(u: self ref URI): ref URI;		hasauthority:	fn(u: self ref URI): int;		isabsolute:	fn(u: self ref URI): int;		nodots:	fn(u: self ref URI): ref URI;		pathonly:	fn(u: self ref URI): ref URI;		userpw:	fn(u: self ref URI): (string, string);	# ``deprecated format''		eq:	fn(u: self ref URI, v: ref URI): int;		eqf:	fn(u: self ref URI, v: ref URI): int;	}; 	init:	fn();	dec:	fn(s: string): string;	enc:	fn(s: string, safe: string): string;};