(krb5int_get_error): Don't discard old message if the error codes don't match.
Try a little harder not to keep messages in the scratch buffer.  Return a copy
of the message, or "out of memory" in the scratch buffer.
(krb5int_vset_error): Try a little harder not to keep messages in the scratch
buffer.

Commit By: raeburn



Revision: 18246
Changed Files:
U   trunk/src/util/support/errors.c