--- /dev/null
+diff -urN radvd-0.7.3.old/scanner.l radvd-0.7.3/scanner.l
+--- radvd-0.7.3.old/scanner.l 2004-10-26 07:30:34.000000000 +0200
++++ radvd-0.7.3/scanner.l 2005-04-05 00:01:42.000000000 +0200
+@@ -21,6 +21,8 @@
+
+ extern char *conf_file;
+
++int yywrap(void) { return 1; }
++
+ int num_lines = 1;
+ %}
+