First install the kcgi and libopc library and devel packages you can find kcgi and libopc on github
After building and installing kcgi compile the project with make
Install like any other FastCGI script.
scoreurl.fcgi does not read urls passed to it, use the included web scraper. The included web scraper uses anyread-api.js by maludecks. I've forked this repo with a minor change you can find it here