Make calc-macs.el lexical

* lisp/calc/calc-macs.el: Enable lexical binding.  This fixes a
build warning in calc.el (which is lexical).

diff --git a/lisp/calc/calc-macs.el b/lisp/calc/calc-macs.el
index 033f6e9080c29519a40f06620133ae4039f784ea..0afba2c1b287b0270489e472c3d329c737dfd962 100644 (file)
--- a/lisp/calc/calc-macs.el
+++ b/lisp/calc/calc-macs.el
@@ -1,4 +1,4 @@
-;;; calc-macs.el --- important macros for Calc
+;;; calc-macs.el --- important macros for Calc  -*- lexical-binding:t -*-
 
 ;; Copyright (C) 1990-1993, 2001-2019 Free Software Foundation, Inc.