KRB5_TC_SUPPORTED_KTYPES
if (flags & KRB5_TC_SUPPORTED_KTYPES) {
retval = krb5_cc_retrieve_cred (context, cc, KRB5_TC_SUPPORTED_KTYPES,
KRB5_TC_SUPPORTED_KTYPES | \
KRB5_TC_SUPPORTED_KTYPES,
| KRB5_TC_SUPPORTED_KTYPES;