[O] [PATCH] Use cl-lib rather than cl variants in org-drill

[Stig Brautaset]

org-drill requires only cl-lib rather than cl, so should use cl-gensym
rather than gensym I believe.

>From 1eef99d550e467bf4a3eaf6bdbe4d3a482f6c187 Mon Sep 17 00:00:00 2001
From: Stig Brautaset <address@hidden>
Date: Fri, 14 Jul 2017 20:45:37 +0100
Subject: [PATCH 2/3] org-drill.el: use cl-gensym rather than gensym

cl-lib is already required by this file, but cl is not.
---
 contrib/lisp/org-drill.el | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/contrib/lisp/org-drill.el b/contrib/lisp/org-drill.el
index fb578ab86..7c4a29930 100644
--- a/contrib/lisp/org-drill.el
+++ b/contrib/lisp/org-drill.el
@@ -622,7 +622,7 @@ regardless of whether the test was successful.")
 
 
 (defmacro pop-random (place)
-  (let ((idx (gensym)))
+  (let ((idx (cl-gensym)))
     `(if (null ,place)
          nil
        (let ((,idx (random* (length ,place))))
-- 
2.11.0 (Apple Git-81)

Stig
-- 
; GNU Emacs 26.0.50, Org mode version 9.0.9