Let me rephrase they consider themselves a people apart from the other Africans. More superior, more intelligent. Or did. Probably less overtly racist now. But there are areas you can't go to if you've got darker skin.As evidenced by their name, Afrikaner, and the language they speak - Afrikaans.
Then again I was a tourist and I might have had the misfortune of having met the local equivalent of the American KKK.