puppetlabs/facter — pull request #245 by hkenney (2012-06-25 22:29:49+00:00)
Title: Ticket/2.x/15145 fix rubysitedir fact with ruby 193

With ruby-1.9.3 -- at least on Fedora 17 -- trawling through the library
paths looking for the directory does not work. Using RbConfig seems
more reliable and much simpler.