RAND_MAX
u = (Awkfloat) (rand() % RAND_MAX) / RAND_MAX;
rnd = (rand() + 1) / (double)(RAND_MAX + 1);
random_pwd[i] = (rand()/(RAND_MAX/127 + 1))+1;
if (rand() < (RAND_MAX/4))
uint_fast64_t rand_max = RAND_MAX,
#define TWO_SECOND_DIVISOR (RAND_MAX/TICKS_PER_SEC)
divisor = RAND_MAX/(base << exp);
retry_sleep = rand_r(&seed)/((RAND_MAX + 2)/3) + count;