If the hash or public key algorithm is "undef" the signature type
will receive special handling and shouldn't be included in the
cross reference table.
Reviewed-by: Tim Hudson <tjh@openssl.org>
(cherry picked from commit 55f7fb8848b6e4bec291724a479e1580d6f407d6)
Add OIDs for KDF schemes from RFC5753 and add cross references for
each type and the appropriate digest to use.
(cherry picked from commit 6af440ced43d766e418c2eb0cda1525eecd3e62b)
Conflicts:
crypto/objects/obj_dat.h
crypto/objects/obj_mac.num
This meant a slight renumbering in util/libeay.num due to symbols
appearing in 1.0.0-stable. However, since there's been no release on
this branch yet, it should be harmless.
