dnl @ ../doc/m4.texi:5439: Origin of test
dnl @ expected status: 0
dnl @ extra options: 
dnl @ Copyright (C) 2006, 2007, 2008, 2009 Free Software
dnl @ Foundation, Inc.
dnl @ This file is free software; the Free Software Foundation
dnl @ gives unlimited permission to copy and/or distribute it
dnl @ with or without modifications, as long as this notice
dnl @ is preserved.
divert(`1')diverted text
divert
dnl @result{}
undivert()
dnl @result{}
undivert(`0')
dnl @result{}
undivert
dnl @result{}diverted text
dnl @result{}
divert(`1')more
divert(`2')undivert(`1')diverted text`'divert
dnl @result{}
undivert(`1')
dnl @result{}
undivert(`2')
dnl @result{}more
dnl @result{}diverted text