Clear error queue in a few places in SSL code where errors are expected
so they don't stay in the queue.

ghash-x86_64.pl: minimize stack frame usage.
ghash-x86.pl: modulo-scheduling MMX loop in respect to input vector
results in up to 10% performance improvement.

Submitted By: Jaroslav Imrich <jaroslav.imrich@disig.sk>

The prompt_info and wrong_info parameters can be empty strings which
can produce confusing prompts. Treat empty string same as NULL.

security relevent we'd better list it.

Reject PSS signatures with unsupported trailer value.

from a digest algorithm.

Submitted By: Jaroslav Imrich <jaroslav.imrich@disig.sk>

Add "missing" functions to get and set prompt constructor.

Submitted By: "Joel Rabinovitch" <Joel.Rabinovitch@tecsys.com>

Detect aix64-gcc

change.

requests. Add new ASN1 signature initialisation function to handle this
case.