listbox.accessibilityAttributeNames.has(AXIsMultiSelectable)='no'
listbox.accessibilityAttributeValue(AXIsMultiSelectable)=1
listbox_not.accessibilityAttributeNames.has(AXIsMultiSelectable)='no'
listbox_not.accessibilityAttributeValue(AXIsMultiSelectable)=0
not_applicable.accessibilityAttributeNames.has(AXIsMultiSelectable)='no'
not_applicable.accessibilityAttributeValue(AXIsMultiSelectable)=0