Add case of using select() and blocking I/O with
BIOs and why you shouldn't (thanks Bodo!).

behaviour that SSL_read may result in SSL_ERROR_WANT_READ.

tests.  This was required to not get mysterious errors when they
wouldn't quite want to work.

libdl just as linux-elf...

platforms list is clarified (it's however not quite followed in the
RSAREF case...).

RSAREF is also checked now.

from the given target.  Fixed, I hope.

accordingly.

Perhaps we should make rewrites the default thing to do?

the OpenSSL commands x50 and req work better on a EBCDIC system.

Incomplete and possibly inaccurate. Hope somone is
checking these :-)

Add an ASN1 FAQ because I'm sick of answering it :-)

necessarely ours.