Require "backquote" before dealing with the custom issue.

diff --git a/WL-MK b/WL-MK
index 48d14bd..3d0693e 100644 (file)
--- a/WL-MK
+++ b/WL-MK
@@ -56,6 +56,7 @@
   Warning: You don't seem to have \"new custom\" package installed.
            See README file of APEL package for more information.
 "))
+  (require 'backquote)
   (defmacro defgroup (&rest args))
   (defmacro defcustom (symbol value &optional doc &rest args)
     (let ((doc (concat "*" (or doc ""))))