Fix a few bugs in r22736. Cherry-picked from Luke's authdata branch. https://github.com/krb5/krb5/commit/aa53ac48167aeb7d355284aa59541802d3980795 Commit By: ghudson Revision: 22780 Changed Files: U trunk/src/lib/gssapi/mechglue/g_set_context_option.c U trunk/src/lib/krb5/krb/s4u_creds.c