ObjCBlock_ffiInt_ffiVoid_ffiVoid_CallExtension extension
Call operator for objc.ObjCBlock<ffi.Int Function(ffi.Pointer<ffi.Void>, ffi.Pointer<ffi.Void>)>.
Call operator for objc.ObjCBlock<ffi.Int Function(ffi.Pointer<ffi.Void>, ffi.Pointer<ffi.Void>)>.