luaL_pushresult
luaL_pushresult(B);
luaL_pushresult(&b);
LUALIB_API void (luaL_pushresult) (luaL_Buffer *B);
luaL_pushresult(&b);
luaL_pushresult(&b);
luaL_pushresult(&b);
luaL_pushresult(&b);