r10291: The patch optionally (off by default, not available in all cases) allows

r10291: The patch optionally (off by default, not available in all cases) allows
Samba to use the target principal name supplied in the mechTokenMIC of
an SPNEGO negTokenInit.

This isn't a great idea for security reasons, but is how Samba3 behaves,
and allows kerberos to function more often in some environments.  It is
only available for CIFS session setups, due to the ordering of the
exchange.

Andrew Bartlett
(This used to be commit f6a645644127ae695a9f7288e0a469f2eb7f3066)