SHR               343 lib/nstrftime.c   int a4 = SHR (a->tm_year, 2) + SHR (TM_YEAR_BASE, 2) - ! (a->tm_year & 3);
SHR               344 lib/nstrftime.c   int b4 = SHR (b->tm_year, 2) + SHR (TM_YEAR_BASE, 2) - ! (b->tm_year & 3);
SHR               347 lib/nstrftime.c   int a400 = SHR (a100, 2);
SHR               348 lib/nstrftime.c   int b400 = SHR (b100, 2);