Gemfile in oily_png-0.2.0 vs Gemfile in oily_png-0.3.0

@@ -1,10 +1,11 @@
 source :rubyforge
-gemspec
 
-# # Use the following gem specification instead of the 'gemspec' statement
-# # to develop with a local chunky_png copy
-
-# gem 'chunky_png', :path => File.expand_path('../chunky_png', File.dirname(__FILE__))
-# gem 'oily_png', :path => File.dirname(__FILE__)
-# gem 'rake'
-# gem 'rspec'
+if ENV['CHUNKY_PNG']
+  gem 'chunky_png', :path => ENV['CHUNKY_PNG']
+  gem 'oily_png',   :path => File.dirname(__FILE__)
+  gem 'rake'
+  gem 'rake-compiler'
+  gem 'rspec'
+else
+  gemspec
+end