-extern int32_t thiszone; /* seconds offset from gmt to local time */
-
-extern int mask2plen(uint32_t);
-extern const char *tok2strary_internal(const char **, int, const char *, int);
-#define tok2strary(a,f,i) tok2strary_internal(a, sizeof(a)/sizeof(a[0]),f,i)
-
-extern void error(const char *, ...)
- __attribute__((noreturn))
-#ifdef __ATTRIBUTE___FORMAT_OK
- __attribute__((format (printf, 1, 2)))
-#endif /* __ATTRIBUTE___FORMAT_OK */
- ;
-extern void warning(const char *, ...)
-#ifdef __ATTRIBUTE___FORMAT_OK
- __attribute__((format (printf, 1, 2)))
-#endif /* __ATTRIBUTE___FORMAT_OK */
- ;
-
-extern char *read_infile(char *);
-extern char *copy_argv(char **);
-
-extern const char *dnname_string(u_short);
-extern const char *dnnum_string(u_short);
-
-/* checksum routines */
-extern void init_checksum(void);
-extern uint16_t verify_crc10_cksum(uint16_t, const u_char *, int);
-extern uint16_t create_osi_cksum(const uint8_t *, int, int);
-
-/* The printer routines. */
-