/* from net/net.c */
extern char BootFile[128]; /* Boot File name */
+#if defined(CONFIG_CMD_DNS)
+extern char *NetDNSResolve; /* The host to resolve */
+extern char *NetDNSenvvar; /* the env var to put the ip into */
+#endif
+
#if defined(CONFIG_CMD_PING)
extern IPaddr_t NetPingIP; /* the ip address to ping */
#endif