MDAC 2.5 SDK - ODBC Programmer's Reference
Chapter 19: Configuring Data Sources
The installer DLL contains functions to maintain registry information about data sources, install and remove ODBC components, and maintain registry information about those components. It is written by Microsoft and can be redistributed by users of the MDAC SDK. For a complete description of the functions in the installer DLL, see Chapter 23, "Installer DLL API Reference."