remove support for non-ANSI compilation

@@ -18,16 +18,15 @@
  *
  * CDDL HEADER END
  */
 
 /*
+ * Copyright 2013 Garrett D'Amore <garrett@damore.org>
+ *
  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
  * Use is subject to license terms.
  */
-/*
- * Copyright 2013 Garrett D'Amore <garrett@damore.org>
- */
 
 #ifndef _SYS_FEATURE_TESTS_H
 #define _SYS_FEATURE_TESTS_H
 
 #include <sys/ccompile.h>