File README of Package MyODBC-unixODBC

It is recommended to use odbcinst utility to apply your configuration properly.
You just need to adjust sample configuration ini-files and install them like the
following:

odbcinst -i -d -f odbcinst.ini.sample
odbcinst -i -s -l -f odbc.ini.sample

You can find odbcinst utility in unixODBC package (http://www.unixodbc.org/)