char* load_working_ignetcfg(void);
NetMap *read_network_map(void);
-void write_network_map(NetMap *the_netmap, int netmap_changed);
+void write_and_free_network_map(NetMap **the_netmap, int netmap_changed);
int is_valid_node(char *nexthop, char *secret, char *node, char *working_ignetcfg, NetMap *the_netmap);