-# same.m4 serial 4
+# same.m4 serial 6
dnl Copyright (C) 2002, 2003, 2005 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
AC_LIBOBJ([same])
dnl Prerequisites of lib/same.c.
- AC_CHECK_HEADERS_ONCE(unistd.h)
- AC_CHECK_FUNCS(pathconf)
+ AC_REQUIRE([AC_SYS_LONG_FILE_NAMES])
+ AC_CHECK_FUNCS_ONCE([pathconf])
])