-extern int fio_server_parse_string(const char *, char **, int *, int *, struct in_addr *);
+extern int fio_server_parse_string(const char *, char **, int *, int *, struct in_addr *, struct in6_addr *, int *);
+extern const char *fio_server_op(unsigned int);
+extern void fio_server_got_signal(int);