/* ED0.C */

#define MAXLEN	80	/* 80 character video screen */
#define MAXLEN1 81	/* MAXLEN+1 */
#define SYSFNMAX 15
#define EOS	0
#define OK	1
#define ERR	-1
#define EOF	-2
#define YES	1
#define NO	0
#define CR	13
#define LF	10
#define TAB	9
#define HUGE	32000