You need Perl 5.005 or later. 1. Create a Makefile. perl Makefile.PL 2. Build the CDB_File extension. make 3. Test it (please don't omit this step). make test You should see `ok 1' through to `ok 38'. If any tests fail, please get in touch so we can sort out the problem. 4. Install the extension. If you have built CDB_File as a dynamic extension, it's as simple as this. make install If you have built CDB_File as a static extension, follow the instructions given during the build process. 5. If you have any problems, questions, or ideas for future enhancements, please contact the author (see perldoc CDB_File).