ref: 985b2457cda207c2c65edeb647aedbb6e92dac46
dir: /sys/src/ape/lib/openssl/crypto/dsa/README/
The stuff in here is based on patches supplied to me by Steven Schoch <[email protected]> to do DSS. I have since modified a them a little but a debt of gratitude is due for doing the initial work.