1 diff -u -r ../ruby-2.4.0/lib/rubygems/install_update_options.rb ./lib/rubygems/install_update_options.rb
2 --- ../ruby-2.4.0/lib/rubygems/install_update_options.rb 2016-04-06 08:01:14.000000000 +0200
3 +++ ./lib/rubygems/install_update_options.rb 2017-01-31 22:48:03.877466602 +0100
5 # Default options for the gem install command.
7 def install_update_defaults_str
8 - '--document=rdoc,ri --wrappers'
9 + '--document=rdoc,ri --wrappers,--env-shebang'