Sometimes AD authentication fails as LDAP packets have garbage
characters trailing the username. Reading its source code confirms
that Cyrus SASL often completely ignores the sasl_interact_t.len field,
and expects sasl_interact_t.result to be null-terminated.
Signed-off-by: Damjan Jovanovic <damjan.jov@gmail.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>