On 05.08.2016 17:47, Mark Martinec wrote: > [Bug 211598] > date(1) default format in en_EN locale breaks compatibility with 10.3 > and violates POSIX > > https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=211598 It breaks compatibility but not violates POSIX. POSIX care of only its own POSIX (or C) locale.