extern char *read_infile(char *);
extern char *copy_argv(char **);
-extern void safeputchar(int);
-extern void safeputs(const char *, int);
-
extern const char *isonsap_string(const u_char *, register u_int);
extern const char *protoid_string(const u_char *);
extern const char *ipxsap_string(u_short);