module type S3 = sig .. end
sig
end
type ('a, 'b, 'c) t
('a, 'b, 'c)
val typename_of_t : 'a Typename.typename -> 'b Typename.typename -> 'c Typename.typename -> ('a, 'b, 'c) t Typename.typename
'a Typename.typename -> 'b Typename.typename -> 'c Typename.typename -> ('a, 'b, 'c) t Typename.typename