* lib/fts.c (dirent_inode_sort_may_be_useful)
(leaf_optimization_applies) [!__linux__]: Mark unused parameters.
Signed-off-by: Eric Blake <ebb9@byu.net>
+2009-09-21  Eric Blake  <ebb9@byu.net>
+
+       fts: avoid compiler warning
+       * lib/fts.c (dirent_inode_sort_may_be_useful)
+       (leaf_optimization_applies) [!__linux__]: Mark unused parameters.
+
 2009-09-19  Bruno Haible  <bruno@clisp.org>
 
        * lib/progreloc.c (canonicalize_file_name): New declaration.
 
 }
 
 #else
-static bool dirent_inode_sort_may_be_useful (int dir_fd) { return true; }
-static bool leaf_optimization_applies (int dir_fd) { return false; }
+static bool
+dirent_inode_sort_may_be_useful (int dir_fd ATTRIBUTE_UNUSED) { return true; }
+static bool
+leaf_optimization_applies (int dir_fd ATTRIBUTE_UNUSED) { return false; }
 #endif
 
 #if GNULIB_FTS