RVM Ruby 1.9.1 install can't locate zlib but its runtime and dev library are there

Question

Trying to get Ruby 1.9.1 up and running with RVM on a fresh install (fedora).

After doing rvm install 1.9.1, the rubygems error logs show that zlib can

Answer 1

Also, you do know that 1.9.1 is horribly broken which is why no one uses it seriously, right? The importance this has to the question asked is that many people do not realize this and attempt to use it with such APIs as Ruby On Rails. However, as rubyonrails.org/download states, Ruby 1.9.1 is not supported for use with Rails as it is broken.