Rakefile in ruby-ip-0.9.0 vs Rakefile in ruby-ip-0.9.1

@@ -1,7 +1,12 @@
 require 'rake/clean'
 
+task :gem => :build
+task :build do
+  system "gem build ruby-ip.gemspec"
+end
+
 #### TESTING ####
 require 'rake/testtask'
 task :default => :test
 
 Rake::TestTask.new do |t|
@@ -22,10 +27,10 @@
   end
 rescue LoadError
 end
 
 #### DOCUMENTATION ####
-require 'rake/rdoctask'
+require 'rdoc/task'
 Rake::RDocTask.new { |rdoc|
   rdoc.rdoc_dir = 'doc/rdoc'
   rdoc.template = ENV['template'] if ENV['template']
   rdoc.title    = "Ruby-IP Documentation"
   rdoc.options << '--line-numbers' << '--inline-source'