On Tue, 10 Feb 2009 13:08:03 +0100, Don wrote: > A&&B is not so terrible, since you can do it by nesting, as above. > The big problem is A || B. It creates a mess. version(A) version = AorB; version(B) version = AorB; version(AorB) { . . . } -- Derek Parnell Melbourne, Australia skype: derek.j.parnell