Fix problem with getdate on mingw32 reported by Simon Josefsson in <http://lists.gnu.org/archive/html/bug-gnulib/2008-01/msg00192.html>. * lib/getdate.y (get_date): Check "HAVE_DECL_TZNAME", not "defined tzname", when deciding whether to declare tzname. * lib/strftime.c (tzname): Likewise.