opscode/omnibus-software — pull request #123 by nmilford (2014-02-13 20:31:35+00:00)
Title: Added Berkley DB spec and enabled it and gdbm in the Ruby spec for RHEL. 

I've googled around and seen other RHEL/CentOS users hitting this for Ruby Omnibus projects.

This is the error => https://gist.github.com/nmilford/8981317