Py_tracefunc typedef Null safety
Implementation
typedef Py_tracefunc = ffi.Int32 Function(
ffi.Pointer<PyObject>,
ffi.Pointer<_frame>,
ffi.Int32,
ffi.Pointer<PyObject>,
);
typedef Py_tracefunc = ffi.Int32 Function(
ffi.Pointer<PyObject>,
ffi.Pointer<_frame>,
ffi.Int32,
ffi.Pointer<PyObject>,
);