# File lib/childprocess/windows/process.rb, line 95
        def initialize
          @pointer = Lib.create_job_object(nil, nil)

          if @pointer.nil? || @pointer.null?
            raise Error, "unable to create job object"
          end

          basic = JobObjectBasicLimitInformation.new
          basic[:LimitFlags] = JOB_OBJECT_LIMIT_KILL_ON_JOB_CLOSE

          extended = JobObjectExtendedLimitInformation.new
          extended[:BasicLimitInformation] = basic

          ret = Lib.set_information_job_object(
            @pointer,
            JOB_OBJECT_EXTENDED_LIMIT_INFORMATION,
            extended,
            extended.size
          )

          Lib.check_error ret
        end