pub type PFN_vkCreatePrivateDataSlot = unsafe extern "system" fn(Device, *const PrivateDataSlotCreateInfo<'_>, *const AllocationCallbacks<'_>, *mut PrivateDataSlot) -> Result;pub type PFN_vkCreatePrivateDataSlot = unsafe extern "system" fn(Device, *const PrivateDataSlotCreateInfo<'_>, *const AllocationCallbacks<'_>, *mut PrivateDataSlot) -> Result;