Use RUBY_ENGINE instead of RUBY_NAME
Use RUBY_ENGINE instead of RUBY_NAME

ruby/spec,ruby/spec,ruby/rubyspec,nobu/rubyspec,eregon/rubyspec,sgarciac/spec,ruby/spec,sgarciac/spec,eregon/rubyspec,eregon/rubyspec,ruby/rubyspec,nobu/rubyspec,sgarciac/spec,nobu/rubyspec