DAY_1
{ _CITRUS_LC_TIME_SYM_DAY_1, OFFSET(day[DAY_IDX(DAY_1)] ) },
for (i = DAY_IDX(DAY_1), j = DAY_IDX(DAY_7); i <= j; ++i)
#define DAY_IDX(idx) ((size_t)idx - (size_t)DAY_1)
[ DAY_1 ] = offsetofu16(_TimeLocale, day[0]),
[ DAY_1 ] = LC_TIME,
{ "day_1", 1, LC_TIME, DAY_1, "" },