From ee6a34366ec1c1a0e6531ad30318456c4513fcc5 Mon Sep 17 00:00:00 2001
From: Dave Love <fx@gnu.org>
Date: Wed, 7 Feb 2001 23:56:22 +0000
Subject: (ex-unix-type-shell-options): Fix :type.

---
 lisp/emulation/viper-ex.el | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'lisp/emulation/viper-ex.el')

diff --git a/lisp/emulation/viper-ex.el b/lisp/emulation/viper-ex.el
index 48b99bc3871..9a7439a6309 100644
--- a/lisp/emulation/viper-ex.el
+++ b/lisp/emulation/viper-ex.el
@@ -166,7 +166,7 @@
 	      )))
   "Options to pass to the Unix-style shell. 
 Don't put `-c' here, as it is added automatically."
-  :type 'string
+  :type '(choice (const nil) string)
   :group 'viper-ex)
 
 (defcustom viper-glob-function
-- 
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