luaL_opt 185 lib/lua/lauxlib.c return luaL_opt(L, luaL_checknumber, narg, def); luaL_opt 199 lib/lua/lauxlib.c return luaL_opt(L, luaL_checkinteger, narg, def); luaL_opt 379 lib/lua/lbaselib.c e = luaL_opt(L, luaL_checkint, 3, luaL_getn(L, 1)); luaL_opt 137 lib/lua/loslib.c time_t t = luaL_opt(L, (time_t)luaL_checknumber, 2, time(NULL)); luaL_opt 151 lib/lua/ltablib.c last = luaL_opt(L, luaL_checkint, 4, luaL_getn(L, 1));