I'm having trouble recalling, but I seem to remember that there are somenew
language features available in 6.1 that can only be run in a 6.1*PRV.
environment. The programmer will get an error if trying to compile to
This mailing list archive is Copyright 1997-2013 by MIDRANGE dot COM and David Gibbs as a compilation work. Use of the archive is restricted to research of a business or technical nature. Any other uses are prohibited. Full details are available here. If you have questions about this, please contact