From f5002d6d430b3eefefd581fb226cf3b64135225e Mon Sep 17 00:00:00 2001
From: Adam Karim <akarim@magicleap.com>
Date: Mon, 18 Jul 2016 14:21:01 -0700
Subject: [PATCH] Incorrect case of 'OPTIONAL' was used causing an error.

---
 xs6/CMakeLists.txt | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/xs6/CMakeLists.txt b/xs6/CMakeLists.txt
index 7ec7740..c081d22 100644
--- a/xs6/CMakeLists.txt
+++ b/xs6/CMakeLists.txt
@@ -49,7 +49,7 @@ include(XS6)
 
 get_platform(BUILD_PLATFORM)
 
-include(${BUILD_PLATFORM} optional)
+include(${BUILD_PLATFORM} OPTIONAL)
 
 set(XS6 ${F_HOME}/xs6)
 if(NOT XS6_TOOLS_BIN)