how to use it..
./minerd -a ?
./minerd -a twe
Thanks . got it working
$ ./minerd -a twe --benchmark -t 2
[2014-04-03 22:21:07] 2 miner threads started, using 'twe' algorithm.
[2014-04-03 22:21:34] thread 1: 2097152 hashes, 75.35 khash/s
[2014-04-03 22:21:34] thread 0: 2097152 hashes, 75.35 khash/s
[2014-04-03 22:21:39] thread 0: 376743 hashes, 73.54 khash/s
[2014-04-03 22:21:39] thread 1: 376754 hashes, 73.44 khash/s
[2014-04-03 22:21:39] Total: 146.98 khash/s
[2014-04-03 22:21:45] thread 1: 367178 hashes, 71.57 khash/s
[2014-04-03 22:21:45] Total: 145.11 khash/s
[2014-04-03 22:21:45] thread 0: 367720 hashes, 71.34 khash/s
[2014-04-03 22:21:49] thread 0: 356723 hashes, 74.57 khash/s
[2014-04-03 22:21:49] thread 1: 357849 hashes, 74.15 khash/s
[2014-04-03 22:21:49] Total: 148.73 khash/s
[2014-04-03 22:21:55] thread 1: 370775 hashes, 71.17 khash/s
[2014-04-03 22:21:55] Total: 145.74 khash/s
[2014-04-03 22:21:55] thread 0: 372867 hashes, 71.13 khash/s
[2014-04-03 22:21:59] thread 1: 355844 hashes, 75.23 khash/s
[2014-04-03 22:21:59] Total: 146.36 khash/s
[2014-04-03 22:21:59] thread 0: 355644 hashes, 75.25 khash/s
[2014-04-03 22:22:04] thread 0: 376253 hashes, 74.76 khash/s
[2014-04-03 22:22:04] thread 1: 376158 hashes, 74.55 khash/s
[2014-04-03 22:22:04] Total: 149.31 khash/s