Turkey probably wants to buy the P-8A

Turkish defense procurement officials revealed that the Turkish Navy is keen to induct a long-range maritime patrol aircraft to complement its CN-235 and ATR72 fleet. Industry sources say the proposed requirements can be met by the P-8A from Boeing.

P-8A of VP-5 over the Philippine Sea in September 2014
By U.S. Navy photo by Mass Communication Specialist 1st Class Joshua Hammond [Public domain], via Wikimedia Commons

However, the requirements listed will disqualify many other candidates.