clean up KDC realm referrals error handling

clean up KDC realm referrals error handling

pull up r22046, r22070 from trunk

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 r22070 | tsitkova | 2009-03-09 10:23:31 -0400 (Mon, 09 Mar 2009) | 2 lines
 Changed paths:
    M /trunk/src/kdc/do_tgs_req.c

 Removed unneeded  printf's

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 r22046 | tsitkova | 2009-02-23 13:47:28 -0500 (Mon, 23 Feb 2009) | 2 lines
 Changed paths:
    M /trunk/src/kdc/do_tgs_req.c

 Correct the return code.

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 Removed unneeded  printf's

ticket: 6462
tags: pullup
target_version: 1.7
version_fixed: 1.7

git-svn-id: svn://anonsvn.mit.edu/krb5/branches/krb5-1-7@22211 dc483132-0cff-0310-8789-dd5450dbe970