1a Quill with which French author penned a line (7)
C???M??
10a Game – the man given courage after a second drink (4-3-6)
S??? – T??? - ??????
11a No college celebration meal? (6)
R???U?
8a British eccentric backing prince from Penang (5)
T???U
15a Intelligent individual wants alarm put in old train (8,5)
B?i?H?O? , ????? (Brighton something?) Maybe?
//Tengku (also spelled Tunku in Johor, Negeri Sembilan and Kedah; Ungku or Engku to denote particular lineages; the equivalent Raja in Perak and certain Selangor lineages; and Syed/Sharifah in Perlis if suffixed by the royal clan name "Jamalullail") is roughly equivalent to prince or princess//