I do not offer a Btrieve API class. The Btrieve API is actually the same from Btrieve v6.15 all the way to PSQL v10 (including PSQL 2000).
You might take a look at:
http://www.pervasive.com/library/doc...api/index.html
The Btrieve API will not allow you to use ODBC however. The ODBC driver uses a different entry point to the PSQL engine.