+static const char meshlink_invitation_label[] = "MeshLink invitation";
+static const char meshlink_tcp_label[] = "MeshLink TCP";
+static const char meshlink_udp_label[] = "MeshLink UDP";
+
+#define MESHLINK_CONFIG_VERSION 1
+#define MESHLINK_INVITATION_VERSION 1
+
+struct CattaServer;
+struct CattaSServiceBrowser;
+struct CattaSimplePoll;
+struct CattaSEntryGroup;