(do_checksum): new function
(verify_checksum): take the checksum to use from the checksum message
and not from the crypto struct
(etypes): add F_PSEUDO flags
(krb5_keytype_to_enctypes): new function
git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@6049 ec53bebd-3082-4978-b11e-865c3cabbd6b