slyfox@gentoo.org Sergei Trofimovich Crystal is a programming language that resembles Ruby but compiles to native code and tries to be much more efficient, at the cost of disallowing certain dynamic aspects of Ruby. Build each module as a separate object file. Speeds build up. Keep STDIO file descriptors in blocking mode. Use the dev-libs/libyaml library to enable Crystal yaml module Use the dev-libs/libxml2 library to enable Crystal xml module manastech/crystal