# File lib/aws/core/http/patch.rb, line 23
      def self.patch_net_http_100_continue!
        if RUBY_VERSION >= '2.0'
          Net::HTTP.send(:include, Expect100Continue20)
        elsif RUBY_VERSION >= '1.9.3'
          Net::HTTP.send(:include, Expect100Continue19)
        else
          msg = "Expect 100-continue not supported in Ruby < 1.9.3"
          raise NotImplementedError, msg
        end
        Net::HTTP.send(:alias_method, :old_transport_request, :transport_request)
        Net::HTTP.send(:alias_method, :transport_request, :new_transport_request)
      end