-/* Return the int64 number as a string. If the --human-readable option was
- * specified, we may output the number in K, M, or G units. We can return
- * up to 4 buffers at a time. */
-char *human_num(int64 num)
+/* Return the int64 number as a string. If the human_flag arg is non-zero,
+ * we may output the number in K, M, or G units. We can return up to 4
+ * buffers at a time. */
+char *big_num(int64 num, int human_flag)