systemv revision 2744
1# @(#)systemv 7.2 2 3# Old rules, should the need arise. 4# No attempt is made to handle Newfoundland, since it cannot be expressed 5# using the System V "TZ" scheme (half-hour offset), or anything outside 6# North America (no support for non-standard DST start/end dates), nor 7# the change in the DST rules in the US in 1987 (can't split between 8# Canada, with no changes, and the US) 9# 10# Be sure to compile this *without* leap second correction for true conformance. 11 12# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 13Rule SystemV min 1973 - Apr lastSun 2:00 1:00 D 14Rule SystemV min 1973 - Oct lastSun 2:00 0 S 15Rule SystemV 1974 only - Jan 6 2:00 1:00 D 16Rule SystemV 1974 only - Nov lastSun 2:00 0 S 17Rule SystemV 1975 only - Feb 23 2:00 1:00 D 18Rule SystemV 1975 only - Oct lastSun 2:00 0 S 19Rule SystemV 1976 max - Apr lastSun 2:00 1:00 D 20Rule SystemV 1976 max - Oct lastSun 2:00 0 S 21 22# Zone NAME GMTOFF RULES/SAVE FORMAT [UNTIL] 23Zone SystemV/AST4ADT -4:00 SystemV A%sT 24Zone SystemV/EST5EDT -5:00 SystemV E%sT 25Zone SystemV/CST6CDT -6:00 SystemV C%sT 26Zone SystemV/MST7MDT -7:00 SystemV M%sT 27Zone SystemV/PST8PDT -8:00 SystemV P%sT 28Zone SystemV/YST9YDT -9:00 SystemV Y%sT 29Zone SystemV/AST4 -4:00 - AST 30Zone SystemV/EST5 -5:00 - EST 31Zone SystemV/CST6 -6:00 - CST 32Zone SystemV/MST7 -7:00 - MST 33Zone SystemV/PST8 -8:00 - PST 34Zone SystemV/YST9 -9:00 - YST 35Zone SystemV/HST10 -10:00 - HST 36