Multiple copies of the ENGINE will cause problems when it is cleaned up as
the methods are stored in static structures which will be overwritten and
freed up more than once.

Set static methods to NULL when the ENGINE is freed so it can be reloaded.

Reported by: Tomas Mraz <tmraz@redhat.com>

Treat a NULL value passed to drbg_free_entropy callback as non-op. This
can happen if the call to fips_get_entropy fails.

PR: 2863
Submitted by: Duane Sand

contemporary SDK [from HEAD].

[from HEAD].

PR: 2858

[from HEAD].

PR: 2838

PR: 2859
Submitted by: John Foley

Have the new names start in column 48, that makes it easy to see when
the 31 character limit is reached (on a 80 column display, do the math)

Reported by: David McCullough <david_mccullough@mcafee.com>

Restore fips configuration module from 0.9.8.

Always perform nexproto callback argument initialisation in s_server
otherwise we use uninitialised data if -nocert is specified.

compensate for VC buf [from HEAD].

PR: 2837

on path with spaces [from HEAD].

PR: 2835

PR: 2830, 2833