From 30eeaaad19858edb4543d60772b93adb7e7736be Mon Sep 17 00:00:00 2001
From: Artur Malabarba <bruce.connor.am@gmail.com>
Date: Sat, 20 Dec 2014 15:10:08 -0200
Subject: Hotfix subr-x didn't exist before 24.3

---
 sx-babel.el | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/sx-babel.el b/sx-babel.el
index 7346f99..b30a044 100644
--- a/sx-babel.el
+++ b/sx-babel.el
@@ -26,7 +26,6 @@
 
 
 ;;; Code:
-(require 'subr-x)
 (require 'sx-button)
 
 (defvar sx-babel-major-mode-alist
@@ -58,7 +57,7 @@ on a match.")
       (setq indent (sx-babel--unindent-buffer))
       (goto-char (point-min))
       (setq mode (sx-babel--determine-major-mode))
-      (setq copy (string-trim-right (buffer-string)))
+      (setq copy (replace-regexp-in-string "[[:space:]]+\\'" "" (buffer-string)))
       (when mode
         (delay-mode-hooks (funcall mode)))
       (font-lock-fontify-region (point-min) (point-max))
-- 
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