dnl To rebuild the `configure' script from this, execute the command
dnl autoconf
dnl in the directory containing this script. You must have autoconf
-dnl version 1.7 or later.
+dnl version 1.8 or later.
dnl
dnl The following text appears in the resulting `configure' script,
dnl explaining how to rebuild it.
dnl checks for compiler characteristics
AC_CONST
+dnl check for Make feature
+AC_SET_MAKE
+
dnl checks for operating system services
AC_LONG_FILE_NAMES