doc: remove reference to the predecessor of
@@ -79,9 +79,6 @@ SHA512_DIGEST_LENGTH). Also note that, as for the SHA1() function above, the
SHA224(), SHA256(), SHA384() and SHA512() functions are not thread safe if
B<md> is NULL.
-The predecessor of SHA-1, SHA, is also implemented, but it should be
-used only when backward compatibility is required.
-
=head1 RETURN VALUES
SHA1(), SHA224(), SHA256(), SHA384() and SHA512() return a pointer to the hash
