L<foo|foo> is sub-optimal If the xref is the same as the title,
which is what we do, then you only need L<foo>. This fixes all
1457 occurrences in 349 files. Approximately. (And pod used to
need both.)
Reviewed-by: Richard Levitte <levitte@openssl.org>
[Chosen plaintext attack: R. Merkle, M. Hellman: "On the Security of
Multiple Encryption", CACM 24 (1981) pp. 465-467, p. 776.
Known plaintext angriff: P.C. van Oorschot, M. Wiener: "A
known-plaintext attack on two-key triple encryption", EUROCRYPT '90.]
