# It also works with MRB_NO_FLOAT.
MRuby::GemBox.new do |conf|
# Use standard IO/File class
conf.gem :core => "mruby-io"
# Use standard IO/File class
conf.gem :core => "mruby-socket"
# Use standard print/puts/p
conf.gem :core => "mruby-print"
# Use errno extension for a good mruby-io/mruby-socket experience
conf.gem :core => "mruby-errno"
# Use Dir class
conf.gem :core => "mruby-dir"
end