call method
Implementation
void call(ffi.Pointer<ffi.Void> arg0, int arg1) => _id.ref.invoke
.cast<
ffi.NativeFunction<
ffi.Void Function(ffi.Pointer<_ObjCBlock> block,
ffi.Pointer<ffi.Void> arg0, ffi.UnsignedLong arg1)>>()
.asFunction<
void Function(ffi.Pointer<_ObjCBlock>, ffi.Pointer<ffi.Void>,
int)>()(_id, arg0, arg1);