<<On Wed, 18 Sep 2013 09:52:19 -0700, Guy Harris <guy at alum.mit.edu> said: > What do you mean by "valid"? Unless some packager of the tzdb drops > the "backward" file, FreeBSD stopped using the "backward" file more than a decade ago, as the links it contained were considered (by me) to be more confusing than beneficial. -GAWollman