- add some ATTRIBUTE_UNUSED.

- use shorter boilerplate while at it.

coreutils/chmod.c

@@ -7,20 +7,7 @@
  * Reworked by (C) 2002 Vladimir Oleynik <dzo@simtreas.ru>
  *  to correctly parse '-rwxgoa'
  *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
+ * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
  */
 
 /* BB_AUDIT SUSv3 compliant */
@@ -44,7 +31,7 @@ static int fileAction(const char *fileName, struct stat *statbuf, void* junk)
 	return (FALSE);
 }
 
-int chmod_main(int argc, char **argv)
+int chmod_main(int ATTRIBUTE_UNUSED argc, char **argv)
 {
 	int retval = EXIT_SUCCESS;
 	int recursiveFlag = FALSE;