(print-region-function): Fix :type.

53c9f0fa · Dave Love · 4c1fc0f6 · 53c9f0fa
Commit 53c9f0fa authored Feb 07, 2001 by Dave Love
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lisp/lpr.el lisp/lpr.el +1 -1

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--- a/lisp/lpr.el
+++ b/lisp/lpr.el
@@ -129,7 +129,7 @@ and print the result."
 (defcustom print-region-function nil
  "Function to call to print the region on a printer.
 See definition of `print-region-1' for calling conventions."
-  :type 'function
+  :type '(choice (const nil) function)
  :group 'lpr)

 (defcustom lpr-page-header-program "pr"