there's a better way to make these "must be the same" items; define a

there's a better way to make these "must be the same" items; define a
sub-type, tag that for each one, and it all works.  The on-the-wire
encoding is the same whether the tag is in-line with the sequence or
attached to the pointer, and the ISODE code turns out to work the same
anyway.

git-svn-id: svn://anonsvn.mit.edu/krb5/trunk@2173 dc483132-0cff-0310-8789-dd5450dbe970