Complete: module{	PATH:	con "/dis/lib/complete.dis"; 	Completion: adt {		advance: int;	# whether forward progress has been made		complete: int;	# whether the completion now represents a file or directory		str:	string;	# string to advance, suffixed " " (file) or "/" (directory)		nmatch: int;	# number of files that matched		filename:	array of string;	# their names	}; 	init: fn();	complete: fn(dir, s: string): (ref Completion, string);};