Installing Mysql Gem on Leopard Nov 21st, 2010 | Comments Get MySQL from http://dev.mysql.com/downloads/mysql/ (Get 64-bit dmg). Install it. Now prepare for «gemming»: 1 2 3 sudo env ARCHFLAGS="-arch x86_64" \ gem install mysql -- \ --with-mysql-config=/usr/local/mysql/bin/mysql_config