# File lib/paperclip/callback_compatibility.rb, line 37
        def define_paperclip_callbacks(*callbacks)
          define_callbacks *[callbacks, {:terminator => "result == false"}].flatten
          callbacks.each do |callback|
            eval "def before_\#{callback}(*args, &blk)\nset_callback(:\#{callback}, :before, *args, &blk)\nend\ndef after_\#{callback}(*args, &blk)\nset_callback(:\#{callback}, :after, *args, &blk)\nend\n"
          end
        end