+extern list_t *outgoing_list;
+
+extern int maxoutbufsize;
+extern int seconds_till_retry;
+extern int addressfamily;
+extern unsigned replaywin;
+extern bool localdiscovery;
+
+extern bool udp_discovery;
+extern int udp_discovery_keepalive_interval;
+extern int udp_discovery_interval;
+extern int udp_discovery_timeout;
+
+extern int mtu_info_interval;
+extern int udp_info_interval;
+
+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 int max_connection_burst;
+extern bool do_prune;
+extern char *myport;
+extern bool device_standby;
+extern bool autoconnect;
+extern bool disablebuggypeers;
+extern int contradicting_add_edge;
+extern int contradicting_del_edge;
+extern time_t last_config_check;
+
+extern char *proxyhost;
+extern char *proxyport;
+extern char *proxyuser;
+extern char *proxypass;
+typedef enum proxytype_t {
+ PROXY_NONE = 0,
+ PROXY_SOCKS4,
+ PROXY_SOCKS4A,
+ PROXY_SOCKS5,
+ PROXY_HTTP,
+ PROXY_EXEC,
+} proxytype_t;
+extern proxytype_t proxytype;
+
+extern char *scriptinterpreter;
+extern char *scriptextension;
+
+/* Yes, very strange placement indeed, but otherwise the typedefs get all tangled up */
+#include "connection.h"
+#include "node.h"
+
+extern void retry_outgoing(outgoing_t *);
+extern void handle_incoming_vpn_data(void *, int);
+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(node_t *to, node_t *from, int type, const void *data, size_t len);
+extern bool receive_sptps_record(void *handle, uint8_t type, const void *data, uint16_t len);