Tcl_Obj *namePtr = localName(framePtr, i-1);

	if (defPtr->value.objPtr != NULL) {
	    TclNewObj(argObj);
	    Tcl_AppendStringsToObj(argObj, "?", TclGetString(namePtr), "?", NULL);
	} else if (defPtr->flags & VAR_IS_ARGS) {
	    numArgs--;
	    final = "...";
	    final = "?arg ...?";
	    break;
	} else {
	    argObj = namePtr;
	    Tcl_IncrRefCount(namePtr);
	}
	desiredObjs[i] = argObj;
    }

    Tcl_Obj *lambdaPtr, *nsObjPtr;
    int result, isRootEnsemble;
    Command cmd;
    Tcl_Namespace *nsPtr;
    ExtraFrameInfo efi;

    if (objc < 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "lambdaExpr ?arg1 arg2 ...?");
	Tcl_WrongNumArgs(interp, 1, objv, "lambdaExpr ?arg ...?");
	return TCL_ERROR;
    }

    /*
     * Set lambdaPtr, convert it to lambdaType in the current interp if
     * necessary.
     */