## Copyright © 2001 Vita Nuova Limited#Btos: module {	init: fn(arg: string): string;	btos: fn(s: Convcs->State, b: array of byte, nchars: int) : (Convcs->State, string, int);}; Stob: module {	init: fn(arg: string): string;	stob: fn(s: Convcs->State, str: string): (Convcs->State, array of byte);}; Convcs: module {	PATH: con "/dis/lib/convcs/convcs.dis";	CHARSETS: con "/lib/charsets"; 	BTOS, STOB: con 1 << iota;		# enumcs() mode values	BOTH: con BTOS | STOB; 	State: type string;	Startstate: con ""; 	init: fn(csfile: string): string;	getbtos: fn(cs: string): (Btos, string);	getstob: fn(cs: string): (Stob, string);	enumcs: fn(): list of (string, string, int);		# (cs, description, mode)	aliases: fn(cs : string): (string, list of string);};