sh/tests/parameters/env1.0

   1 # $FreeBSD$
   2
   3 export key='must contain this'
   4 unset x
   5 r=$(ENV="\${x?\$key}" ${SH} -i +m 2>&1 >/dev/null <<\EOF
   6 exit 0
   7 EOF
   8 ) && case $r in
   9 *"$key"*) true ;;
  10 *) false ;;
  11 esac