DO_SIGNED_NUMBER 1100 lib/nstrftime.c           DO_SIGNED_NUMBER (3, tp->tm_yday < -1, tp->tm_yday + 1U);
DO_SIGNED_NUMBER 1112 lib/nstrftime.c           DO_SIGNED_NUMBER (2, tp->tm_mon < -1, tp->tm_mon + 1U);
DO_SIGNED_NUMBER 1159 lib/nstrftime.c           DO_SIGNED_NUMBER (1, false, ((tp->tm_mon * 11) >> 5) + 1);