Function vkGetPastPresentationTimingEXT 

pub unsafe extern "system" fn vkGetPastPresentationTimingEXT(
    device: VkDevice,
    pPastPresentationTimingInfo: *const VkPastPresentationTimingInfoEXT,
    pPastPresentationTimingProperties: *mut VkPastPresentationTimingPropertiesEXT,
) -> VkResult

Available if built with prototypes.