extern char *exec_shell;
extern u_int curtime;
extern fd_set *global_readfds, *global_writefds, *global_xfds;
-extern struct in_addr ctl_addr;
-extern struct in_addr special_addr;
-extern struct in_addr alias_addr;
+extern struct in_addr vnetwork_addr;
+extern struct in_addr vnetwork_mask;
+extern struct in_addr vhost_addr;
+extern struct in_addr vdhcp_startaddr;
+extern struct in_addr vnameserver_addr;
extern struct in_addr our_addr;
extern struct in_addr loopback_addr;
extern struct in_addr dns_addr;
extern int ppp_exit;
extern int tcp_keepintvl;
extern uint8_t client_ethaddr[6];
-extern const char *slirp_special_ip;
extern int slirp_restrict;
extern char *tftp_prefix;
extern char *bootp_filename;