(explicit-shell-file-name): Add defvar.

diff --git a/lisp/w32-fns.el b/lisp/w32-fns.el
index 6d936c44dc89ae384c5fd3fcb16c135aee269c3b..5b801e298311763635991c3379f41d33331d4f0d 100644 (file)
--- a/lisp/w32-fns.el
+++ b/lisp/w32-fns.el
@@ -35,6 +35,8 @@
 
 ;;; Code:
 
+(defvar explicit-shell-file-name)
+
 ;; Map delete and backspace
 (define-key function-key-map [backspace] "\177")
 (define-key function-key-map [delete] "\C-d")