size_t array_size = sizeof(int_array) / sizeof(int_array[0]);
size_t k;
qsort(&int_array, array_size, sizeof(int_array[0]), int_compare);
qsort(int_array, array_size, sizeof(int_array[0]), int_compare);
for (k = 0; k < array_size; k++)
printf(" %d", int_array[k]);
puts("");