extern void xdhdr(struct xdstr *, char *, int);
extern void xdcolhdr(struct xdstr *, struct castr[]);
extern void xdflds(struct xdstr *, struct castr[], void *);
extern void xdhdr(struct xdstr *, char *, int);
extern void xdcolhdr(struct xdstr *, struct castr[]);
extern void xdflds(struct xdstr *, struct castr[], void *);