dnl @ ../doc/m4.texinfo:4194: Origin of test
dnl @ expected status: 0
dnl @ Copyright (C) 2006, 2007 Free Software Foundation
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{}