extern listen_socket_t listen_socket[MAXSOCKETS];
extern int listen_sockets;
+extern io_t unix_socket;
extern int keylifetime;
extern int udp_rcvbuf;
extern int udp_sndbuf;
extern void finish_connecting(struct connection_t *);
extern bool do_outgoing_connection(struct outgoing_t *);
extern void handle_new_meta_connection(void *, int);
+extern void handle_new_unix_connection(void *, int);
extern int setup_listen_socket(const sockaddr_t *);
extern int setup_vpn_in_socket(const sockaddr_t *);
extern bool send_sptps_data(void *handle, uint8_t type, const char *data, size_t len);