Compile out hardware engines. Most are stubs that dynamically load
the real driver but that poses a security liability when an attacker
is able to create a malicious DLL in one of the default search paths.
PR-URL: https://github.com/nodejs/node-private/pull/73
Reviewed-By: Rod Vagg <rod@vagg.org>
Reviewed-By: Fedor Indutny <fedor.indutny@gmail.com>