I put copies of the Red Hat 6 RPMs, source and binary on the web site in case you need them. I tested them out by installing them on my laptop and they seem to work fine. http://sourcelight.com/MLton/Z/mlton-20010620-1.i386.rpm-redhat6 http://sourcelight.com/MLton/Z/mlton-20010620-1.src.rpm-redhat6