The RAOP/Airtunes key is

-----BEGIN RSA PRIVATE KEY-----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-----END RSA PRIVATE KEY-----

Although i have had the key for quite some time it was first made public here: http://www.mafipulation.org/blagoblig/2011/04/08#shairport