--- configure.ac
+++ configure.ac
@@ -721,7 +721,7 @@
 				[
 #include <stdio.h>
 #include <skey.h>
-int main() { char *ff = skey_keyinfo(""); ff=""; exit(0); }
+int main() { char *ff = "true"; ff=""; exit(0); }
 				],
 				[AC_MSG_RESULT(yes)],
 				[