On Tue, Mar 12, 2013 at 07:19:17PM -0500, Michael Moore wrote: > /usr/bin/ld: cannot find -llibruby-1.9.1.so.1.9.1 ... > libruby-1.9.1.so.1.9.1 does exist in /usr/lib Try to change that line to -lruby-1.9.1 in the generated Makefile --strk;