builtin_s2a_oa_thunk 654 core/builtin.h extern AvmBox builtin_s2a_oa_thunk(AvmMethodEnv env, uint32_t argc, AvmBox* argv); builtin_s2a_oa_thunk 655 core/builtin.h #define Object_private__toString_thunk builtin_s2a_oa_thunk