* tests/stty/basic-1: Use `tail -n +2', rather than `tail +2'.
+2002-02-03 Paul Eggert <eggert@twinsun.com>
+
+ Add more support for POSIX 1003.1-2001, which requires removal
+ for support of obsolete "-DIGITS" option syntax in nice, and
+ which prohibits options with optional arguments like date's
+ -I option.
+
+ * NEWS, coreutils.texi: Document this.
+
+ * src/date.c (ISO_8601_OPTION): New enum value.
+ (long_options): Use it.
+ (short_options): New constant.
+
+ * src/date.c (usage): Document the change.
+ * src/nice.c (usage): Likewise.
+
+ * src/date.c (main): Conform to POSIX 1003.1-2001 if
+ POSIX2_VERSION says to, otherwise warn of obsolete usage if
+ OBSOLETE_OPTION_WARNINGS is nonzero and if not POSIXLY_CORRECT.
+ * src/nice.c (main): Likewise.
+
2002-02-02 Bruno Haible <bruno@clisp.org>
* printf.c (print_esc): Call print_unicode_char with exit_on_error =