startup: fix for installation of exit handler in fixMayapy2011SegFault
startup: fix for installation of exit handler in fixMayapy2011SegFault

david-lassonde-adsk/pymel,shrtcww/pymel,leonsooi/pymel,juggernate/pymel,assumptionsoup/pymel,shrtcww/pymel,assumptionsoup/pymel,juggernate/pymel,david-lassonde-adsk/pymel,leonsooi/pymel,AtonLerin/pymel,AtonLerin/pymel