CPU_COUNT_FLTANRETRY
cpu_count(CPU_COUNT_FLTANRETRY, 1);
u.fltanretry = cpu_count_get(CPU_COUNT_FLTANRETRY);
uvmexp.fltanretry = (int)cpu_count_get(CPU_COUNT_FLTANRETRY);
cpu_count_get(CPU_COUNT_FLTANRETRY),