LEAP_SECONDS_POSSIBLE 40 maint/gnulib/lib/mktime.c #ifndef LEAP_SECONDS_POSSIBLE LEAP_SECONDS_POSSIBLE 369 maint/gnulib/lib/mktime.c if (LEAP_SECONDS_POSSIBLE) LEAP_SECONDS_POSSIBLE 497 maint/gnulib/lib/mktime.c if (LEAP_SECONDS_POSSIBLE && sec_requested != tm.tm_sec)