This package is needed for development of client applications and user
defined functions (UDF) for Firebird SQL server.
Firebird is a relational database offering many ANSI SQL standard
features that runs on Linux, Windows, and a variety of Unix platforms.
Firebird offers excellent concurrency, high performance, and powerful
language support for stored procedures and triggers. It has been used
in production systems, under a variety of names, since 1981.