pub type PFN_vkCreateSharedSwapchainsKHR = unsafe extern "system" fn(Device, u32, *const SwapchainCreateInfoKHR<'_>, *const AllocationCallbacks<'_>, *mut SwapchainKHR) -> Result;pub type PFN_vkCreateSharedSwapchainsKHR = unsafe extern "system" fn(Device, u32, *const SwapchainCreateInfoKHR<'_>, *const AllocationCallbacks<'_>, *mut SwapchainKHR) -> Result;