-extern void ascii_print(const u_char *, u_int);
-extern void aarp_print(const u_char *, u_int);
-extern void aodv_print(const u_char *, u_int, int);
-extern void atalk_print(const u_char *, u_int);
-extern void atm_print(u_int, u_int, u_int, const u_char *, u_int, u_int);
-extern u_int atm_if_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int sunatm_if_print(const struct pcap_pkthdr *, const u_char *);
-extern int oam_print(const u_char *, u_int, u_int);
-extern void bootp_print(const u_char *, u_int);
-extern void bgp_print(const u_char *, int);
-extern void cnfp_print(const u_char *, const u_char *);
-extern void decnet_print(const u_char *, u_int, u_int);
-extern void default_print(const u_char *, u_int);
-extern void dvmrp_print(const u_char *, u_int);
-extern void egp_print(const u_char *, u_int);
-extern u_int enc_if_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int fr_if_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int mfr_if_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int fr_print(register const u_char *, u_int);
-extern u_int mfr_print(register const u_char *, u_int);
-extern char *q922_string(const u_char *);
-extern u_int ieee802_11_if_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int ieee802_11_radio_if_print(const struct pcap_pkthdr *,
- const u_char *);
-extern u_int ieee802_11_radio_avs_if_print(const struct pcap_pkthdr *,
- const u_char *);
-extern void igmp_print(const u_char *, u_int);
-extern void isoclns_print(const u_char *, u_int, u_int);
-extern void krb_print(const u_char *);
-extern u_int llap_print(const u_char *, u_int);
-extern u_int ltalk_if_print(const struct pcap_pkthdr *, const u_char *);
-extern void nfsreply_print(const u_char *, u_int, const u_char *);
-extern void nfsreply_print_noaddr(const u_char *, u_int, const u_char *);
-extern void nfsreq_print(const u_char *, u_int, const u_char *);
-extern void nfsreq_print_noaddr(const u_char *, u_int, const u_char *);
-extern void ns_print(const u_char *, u_int, int);
-extern const u_char * ns_nprint (register const u_char *, register const u_char *);
-extern void ntp_print(const u_char *, u_int);
-extern void ospf_print(const u_char *, u_int, const u_char *);
-extern void olsr_print (const u_char *, u_int, int);
-extern void pimv1_print(const u_char *, u_int);
-extern void cisco_autorp_print(const u_char *, u_int);
-extern void rsvp_print(const u_char *, u_int);
-extern void ldp_print(const u_char *, u_int);
-extern void lldp_print(const u_char *, u_int);
-extern void lmp_print(const u_char *, u_int);
-extern void lspping_print(const u_char *, u_int);
-extern void lwapp_control_print(const u_char *, u_int, int);
-extern void lwapp_data_print(const u_char *, u_int);
-extern void pim_print(const u_char *, u_int, u_int);
-extern u_int ppp_print(register const u_char *, u_int);
-extern u_int ppp_if_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int ppp_hdlc_if_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int ppp_bsdos_if_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int prism_if_print(const struct pcap_pkthdr *, const u_char *);
-extern void q933_print(const u_char *, u_int);
-extern void rip_print(const u_char *, u_int);
-extern u_int sl_if_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int sl_bsdos_if_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int juniper_atm1_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int juniper_atm2_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int juniper_mfr_print(const struct pcap_pkthdr *, register const u_char *);
-extern u_int juniper_mlfr_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int juniper_mlppp_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int juniper_pppoe_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int juniper_pppoe_atm_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int juniper_ggsn_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int juniper_es_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int juniper_monitor_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int juniper_services_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int juniper_ether_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int juniper_ppp_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int juniper_frelay_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int juniper_chdlc_print(const struct pcap_pkthdr *, const u_char *);
-extern void snmp_print(const u_char *, u_int);
-extern void tcp_print(const u_char *, u_int, const u_char *, int);
-extern void tftp_print(const u_char *, u_int);
-extern void timed_print(const u_char *);
-extern void vtp_print(const u_char *, u_int);
-extern void wb_print(const void *, u_int);
-extern void rx_print(register const u_char *, int, int, int, u_char *);
-extern void netbeui_print(u_short, const u_char *, int);
-extern void ipx_netbios_print(const u_char *, u_int);
-extern void nbt_tcp_print(const u_char *, int);
-extern void nbt_udp137_print(const u_char *, int);
-extern void nbt_udp138_print(const u_char *, int);
-extern void smb_tcp_print(const u_char *, int);