Configuration These topics cover configuration options of the Genero Business Development Language. The FGLPROFILE file(s) FGLPROFILE environment variable defines Genero BDL configuration files Environment variables Genero BDL related environment variables. Front-end connection To execute a Genero program with a graphical user interface, you need to specify the front-end (i.e. the graphical server) to the runtime system. Database server connections Before running a Genero program using a database, you must configure the connection parameters to access the database server.