History suggests that if the worse were to happen, the Govt would step in and re-nationalise the airline.
In the late 90's the NZ Govt was crowing about how they saved the tax-payer 1 Billion over 10 years by getting rid of the Skyhawk Squadrons. A month later they spent that Billion bailing our ANZ, who I think at the time had SIA as one of their major shareholders!