Also check that PKCS12 support is available before trying
to use it in the constructor that takes a filename.
svn path=/trunk/kdesupport/qca/; revision=597049
I think this one has pretty good test coverage, however
it is causing the OpenSSL provider to segfault. Looks
like an bug in the provider rather than the unit test though.
svn path=/trunk/kdesupport/qca/; revision=597003