+#ifdef INET6
+extern char path_ipv6up[MAXPATHLEN]; /* pathname of ipv6-up script */
+extern char path_ipv6down[MAXPATHLEN]; /* pathname of ipv6-down script */
+#endif
+
+#if defined(USE_EAPTLS) || defined(USE_PEAP)
+
+#define TLS_VERIFY_NONE "none"
+#define TLS_VERIFY_NAME "name"
+#define TLS_VERIFY_SUBJECT "subject"
+#define TLS_VERIFY_SUFFIX "suffix"
+
+extern char *crl_dir;
+extern char *crl_file;
+extern char *ca_path;
+extern char *cacert_file;
+