requires=rubygems.ext,rubygems,rubygems.defaults,rubygems.exceptions,rubygems.version,rubygems.requirement,rubygems.dependency,rubygems.gem_path_searcher,rubygems.source_index,rubygems.user_interaction,rubygems.specification,rubygems.platform,rubygems.spec_fetcher,rubygems.remote_fetcher,rubygems.digest.sha2,rubygems.source_info_cache,rubygems.source_info_cache_entry,rubygems.builder,rubygems.ext.builder,rubygems.ext.configure_builder,rubygems.ext.ext_conf_builder,rubygems.ext.rake_builder
classes=Gem=Ext=Builder
methods=
sublibraries=
is_sublibrary=true
category=

拡張ライブラリをビルドするためのクラスを扱うライブラリです。
