--- a/rakelib/extensions.rb	Sun May 22 01:14:35 2016 +0100
+++ b/rakelib/extensions.rb	Mon May 23 19:46:10 2016 +0100
@@ -50,7 +50,6 @@
     end
   end 
 
-
   rake_extension("error_unsupported_platform") do
     def error_unsupported_platform()
       error("Unsupported platform (#{RbConfig::CONFIG['host_os']})")
@@ -93,12 +92,18 @@
     end
   end 
   
-  rake_extension("amd64?") do
-    def amd64?
+  rake_extension("x86_64?") do
+    def x86_64?
       return RbConfig::CONFIG['host_cpu'] == 'x86_64'
     end
   end 
 
+  rake_extension("i386?") do
+    def i386?
+      return RbConfig::CONFIG['host_cpu'] == 'i386'
+    end
+  end 
+
   rake_extension("redefine") do
     def redefine(*args, &block)
       task_name, arg_names, deps = Rake.application.resolve_args(args)