builtin_u2a_oao_thunk  504 core/builtin.h extern AvmBox builtin_u2a_oao_thunk(AvmMethodEnv env, uint32_t argc, AvmBox* argv);
builtin_u2a_oao_thunk  505 core/builtin.h #define Array_private__unshift_thunk  builtin_u2a_oao_thunk