Please finish the rest of the lyric. It refers to Hitler. He would and did have all of them, the riffraff, (gays, people with disabilities, Jews, and various others, etc.) shot!
In the United States, we just say they (you) don't qualify for such and such program or we have changed what it means so people no longer qualify because they no longer fit the mere definition of a term. People are lost in the shuffle here in this wave of "compassionate conservatism."
And the difference is...???
What is that? How can we as good and moral people stand for that?
"...All in all it's just another brick in the Wall."
-- Pink Floyd