pub type PFN_vkDestroySamplerYcbcrConversion = unsafe extern "system" fn(_device: Device, _ycbcr_conversion: SamplerYcbcrConversion, _allocator: *const AllocationCallbacks);pub type PFN_vkDestroySamplerYcbcrConversion = unsafe extern "system" fn(_device: Device, _ycbcr_conversion: SamplerYcbcrConversion, _allocator: *const AllocationCallbacks);