chef

https://github.com/opscode/chef

Ruby

A systems integration framework, built to bring the benefits of configuration management to your entire infrastructure.

Chef::Win32::Registry#registry_system_architecture

32-bit chef clients running on 64-bit machines will default to reading the 64-bit registry

Source | Google | Stack overflow

Edit

git clone [email protected]:opscode/chef.git
cd chef
open lib/chef/win32/registry.rb

Contribute

# Make a new branch
git checkout -b -your-name--update-docs-Chef--Win32--Registry-registry_system_architecture-for-pr

# Commit to git
git add lib/chef/win32/registry.rbgit commit -m "better docs for Chef::Win32::Registry#registry_system_architecture"

# Open pull request
gem install hub # on a mac you can `brew install hub`
hub fork
git push <your name> -your-name--update-docs-Chef--Win32--Registry-registry_system_architecture-for-pr
hub pull-request

# Celebrate!