pub type PFN_vkDeviceMemoryReportCallbackEXT = Option<unsafe extern "system" fn(p_callback_data: *const DeviceMemoryReportCallbackDataEXT, p_user_data: *mut c_void)>;
https://www.khronos.org/registry/vulkan/specs/1.3-extensions/man/html/PFN_vkDeviceMemoryReportCallbackEXT.html
