;;  -*)    $echo "$modename: unrecognized option \`$arg'" 1>&2    $echo "$help" 1>&2    exit $EXIT_FAILURE    ;;  *)    nonopt="$arg"    break    ;;  esacdoneif test -n "$prevopt"; then  $echo "$modename: option \`$prevopt' requires an argument" 1>&2  $echo "$help" 1>&2  exit $EXIT_FAILUREfi# If this variable is set in any of the actions, the command in it# will be execed at the end.  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