--- /dev/null
+extern int aflag, nflag;
+extern int print_errors;
+extern char *intrface;
+extern netsnmp_session *Session;
+
+char *routename(struct in_addr);
+char *netname(struct in_addr, u_long);
+const char *plural(int);
+netsnmp_variable_list *getvarbyname(netsnmp_session *, oid *, size_t);
+
+void intpr(int);
+void intpro(int);
+void protopr(const char *);
+void routepr(void);
+void ip_stats(void);
+void icmp_stats(void);
+void tcp_stats(void);
+void udp_stats(void);
+#ifdef INET6
+void protopr6(const char *);
+#endif
+
+void inetprint(struct in_addr *, u_short, const char *);
+#ifdef INET6
+void inet6print(struct in6_addr *, u_short, const char *);
+#endif
+
+void rt_stats(void);
+
+struct protox *name2protox(const char *);
+struct protox *knownname(const char *);
+
+void get_ifname(char *, int);