public class NSOpenGLOption {} public func NSOpenGLGetOption(_ c : NSOpenGLOption, _ p :UnsafePointer) {} public func NSOpenGLSetOption(_ c : NSOpenGLOption, _ p : Int) {} public func UIApplicationMain(_ a: Int32, _ b: UnsafeMutablePointer>, _ c: String?, _ d: String?) -> Int32 { return 0 }