The song "Lord Bless Africa" was created as a pan-African song of unity, and over time was adopted by a few countries as a national anthem. Today, one nation uses the song, as is, for their national anthem, while another country uses part of the song as part of its anthem. Identify either of the current countries which use "Lord Bless Africa" as either their entire or part of their national anthem.
Tanzania (entire) and South Africa (part)