extern int cvtflag; /* convert from old to new tape format */
extern int bflag; /* set input block size */
extern int dflag; /* print out debugging info */
extern int hflag; /* restore heirarchies */
extern int cvtflag; /* convert from old to new tape format */
extern int bflag; /* set input block size */
extern int dflag; /* print out debugging info */
extern int hflag; /* restore heirarchies */