From acbf25935eed2556d64bd3da43faa316c63cf874 Mon Sep 17 00:00:00 2001
From: David Ludwig <dludwig@pobox.com>
Date: Mon, 13 Jan 2020 11:46:17 -0500
Subject: [PATCH] Emscripten: build fix for testoverlay2.c

---
 test/testoverlay2.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/test/testoverlay2.c b/test/testoverlay2.c
index 6da1f960c..af93f9147 100644
--- a/test/testoverlay2.c
+++ b/test/testoverlay2.c
@@ -16,6 +16,8 @@
  *                                                                              *
  ********************************************************************************/
 
+#include <stdlib.h>
+
 #ifdef __EMSCRIPTEN__
 #include <emscripten/emscripten.h>
 #endif