From 92dc5af269bd37c3349075c624adb8d03823b43a Mon Sep 17 00:00:00 2001
From: Bjarte Johansen <bjarte.johansen@gmail.com>
Date: Mon, 19 Dec 2016 15:23:49 +0100
Subject: [PATCH] Replace use of org-babel-get-header

org-babel-get-header was removed in Org#0d000f5 (babel: small change
in API, 2015-10-29)
---
 ob-prolog.el | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/ob-prolog.el b/ob-prolog.el
index 59d93b9..5b04af1 100644
--- a/ob-prolog.el
+++ b/ob-prolog.el
@@ -83,11 +83,9 @@
 
 (defun org-babel-variable-assignments:prolog (params)
   (let ((strs (mapcar #'org-babel-prolog--variable-assignment
-                      (mapcar #'cdr
-                              (org-babel-get-header params :var)))))
+                      (mapcar #'cdr (org-babel--get-vars params :var)))))
     (when strs
-      (list
-       (concat ":- " (mapconcat #'identity strs ", ") ".\n")))))
+      (list (concat ":- " (mapconcat #'identity strs ", ") ".\n")))))
 
 (defun org-babel-prolog--parse-goal (goal)
   "Evaluate inline emacs-lisp in prolog goal parameter.