# File rbBinaryCFPropertyList.rb, line 370
    def Binary.pack_it_with_size(nbytes,int)
      format = ["C", "n", "N", "N"][nbytes-1]

      if(nbytes == 3) then
        val = [int].pack(format)
        return val.slice(-3)
      end

      return [int].pack(format)
    end