Are undead unaffected by their own morale bonuses.
i.e. Would an undead Inquisitor gain the morale bonus to it's Intimidate and Sense motive from it's class ability -
Stern Gaze (Ex)
Inquisitors are skilled at sensing deception and intimidating their foes. An inquisitor receives a morale bonus on all Intimidate and Sense Motive checks equal to 1/2 her inquisitor level (minimum +1).