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-rw-r--r--lisp/calc/calc-map.el2
1 files changed, 2 insertions, 0 deletions
diff --git a/lisp/calc/calc-map.el b/lisp/calc/calc-map.el
index 57483fc6590..0ee82826927 100644
--- a/lisp/calc/calc-map.el
+++ b/lisp/calc/calc-map.el
@@ -493,6 +493,8 @@
(defvar calc-get-operator-history nil
"History for calc-get-operator.")
+(defvar math-arglist)
+
(defun calc-get-operator (msg &optional nargs)
(setq calc-aborted-prefix nil)
(let ((inv nil) (hyp nil) (prefix nil) (forcenargs nil)