class Rake::ExtensionTask

def init(name = nil, gem_spec = nil)
  super
  @config_script = 'extconf.rb'
  @source_pattern = "*.{c,cc,cpp}"
  @compiled_pattern = "*.{o,obj,so,bundle,dSYM}"
  @cross_compile = false
  @cross_config_options = []
  @cross_compiling = nil
  @no_native = (ENV["RAKE_EXTENSION_TASK_NO_NATIVE"] == "true")
  @config_includes = []
  # Default to an empty list of ruby versions for each platform
  @ruby_versions_per_platform = Hash.new { |h, k| h[k] = [] }
  @make = nil
end