What a jackass.
From that interview, it appears that his position is that any immigration policy that doesn't include terminating all paths to citizenship and building an impenetrable wall around the country is "making immigration problems worse."
Geez! If we had policies like the ones he's endorsing back in the day, Trump's thieving illegal chain-migrating immigrant grandfather would have been thrown in a detention center and then permanently exiled.
...And then where would we be?