Mark dlopen-test main arguments as UNUSED.

ChangeLog

 2016-01-20  Niels Möller  <nisse@lysator.liu.se>
 
+	* testsuite/dlopen-test.c (main): Mark arguments as UNUSED.
+
 	* testsuite/Makefile.in (clean): Delete dlopen-test.
 
 2016-01-10  Niels Möller  <nisse@lysator.liu.se>

testsuite/dlopen-test.c

@@ -6,7 +6,7 @@
 #endif
 
 int
-main (int argc, char **argv)
+main (int argc UNUSED, char **argv UNUSED)
 {
 #if HAVE_LIBDL
   void *handle = dlopen ("../libnettle.so", RTLD_NOW);