Function uikit_sys::CFFileDescriptorCreate

pub unsafe extern "C" fn CFFileDescriptorCreate(
    allocator: CFAllocatorRef, 
    fd: CFFileDescriptorNativeDescriptor, 
    closeOnInvalidate: Boolean, 
    callout: CFFileDescriptorCallBack, 
    context: *const CFFileDescriptorContext
) -> CFFileDescriptorRef