It would be a nice feature, but in lieu of that, you could always have a script manage your named.conf and incorporate the variable-substitution logic into that. If you want to go Old School, use cpp, make, sccs, some of those long-forgotten tools :-)
I've had wonderful success with Makefile(s) and macro 4. - Talk about old school.
-- Grant. . . . unix || die _______________________________________________ Please visit https://lists.isc.org/mailman/listinfo/bind-users to unsubscribe from this list bind-users mailing list bind-users@lists.isc.org https://lists.isc.org/mailman/listinfo/bind-users