From 3197a5b4bc521f9ab4c73c91b9bd750d06e8f5e1 Mon Sep 17 00:00:00 2001
From: P. J. McDermott <pj@pehjota.net>
Date: Sat, 07 Jan 2017 04:32:22 -0500
Subject: test/13_drhtz-drhfz.js: Fix mistake in copying Perl code

---
diff --git a/test/13_drhtz-drhfz.js b/test/13_drhtz-drhfz.js
index 8287f3c..a623d54 100644
--- a/test/13_drhtz-drhfz.js
+++ b/test/13_drhtz-drhfz.js
@@ -72,7 +72,7 @@ describe("drhtz() and drhfz()", function() {
 	context("Invalid precision tests", function() {
 		var tests = [
 			/*    a  p       r   functions   */
-			[ 23   , 1,   undef, drhtz, drhfz],
+			[ 23   , 1,    null, drhtz, drhfz],
 		];
 		tests.forEach(function(test) {
 			test.slice(3).forEach(function(f) {
--
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