extern char cfname
[NSO
][NS
];
extern char ibuf
[IBUFSZ
];
extern char obuf
[], *obufp
;
extern char termtab
[], fontfile
[];
extern char xbuf
[IBUFSZ
];
extern int evlist
[EVLSZ
];
extern struct s
*frame
, *stk
, *nxf
;
extern struct sgttyb ttys
;
extern struct widcache
{ /* width cache, indexed by character */