svn rev #19751: branches/krb5-1-6/ src/lib/krb5/krb/

[tlyu@MIT.EDU]

Commit By: tlyu
Log Message: 
ticket: 4950
version_fixed: 1.6.3

back-port r19748 from trunk

 Based on Apple's patch, during the referrals loop, check to see if the
 session key enctype of a returned credential for the final service is
 among the enctypes explicitly selected by the application, and retry
 with old_use_conf_ktypes if it is not.




Changed Files:
_U  branches/krb5-1-6/
U   branches/krb5-1-6/src/lib/krb5/krb/gc_frm_kdc.c