#include <errno.h>
#include <sys/stat.h>
-/* Some systems don't have EOPNOTSUPP. */
-#ifndef EOPNOTSUPP
-# ifdef ENOTSUP
-# define EOPNOTSUPP ENOTSUP
-# else
-/* Some systems don't have ENOTSUP either. */
-# define EOPNOTSUPP EINVAL
-# endif
-#endif
-
/* Work just like chown, except when FILE is a symbolic link.
In that case, set errno to EOPNOTSUPP and return -1.
But if autoconf tests determined that chown modifies