GCW Zero @ 996mhz:
+------------------------------------------------------------------------------+
|                               FPBENCH SUMMARY                                |
+-------------------------------------+-------------------+--------------------+
| Iterations: 5000                    | Math ops per iteration: 1024           |
+-------------------------------------+-------------------+--------------------+
+-------------------------------------+-------------------+--------------------+
| Benchmark description               | ns per operation  | millions of op / s |
|                                     | (lower = better)  |  (higher = better) |
+-------------------------------------+-------------------+--------------------+
| rand() (32-bit int)                 |           635.9340|            1.572490|
| rand_r() (32-bit int)               |            46.4773|           21.515865|
| fast_rand() (32-bit int)            |             5.2089|          191.980848|
+-------------------------------------+-------------------+--------------------+