try fix x264 build on uwp

libvlc/patches/0042-try-fix-UWP-build.patch

+From a8bf4044b74e60f92094c8c9ec951887d225b442 Mon Sep 17 00:00:00 2001
+From: Martin Finkel <finkel2804@gmail.com>
+Date: Tue, 2 Jun 2020 16:50:45 +0200
+Subject: [PATCH 1/1] try fix UWP build
+
+---
+ contrib/src/x264/rules.mak | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/contrib/src/x264/rules.mak b/contrib/src/x264/rules.mak
+index cb61370..ce21e6e 100644
+--- a/contrib/src/x264/rules.mak
++++ b/contrib/src/x264/rules.mak
+@@ -33,7 +33,7 @@ X264CONF = --prefix="$(PREFIX)" --host="$(HOST)" \
+ 	--disable-opencl
+ ifndef HAVE_WIN32
+ X264CONF += --enable-pic
+-else
++else ifndef HAVE_WINSTORE
+ X264CONF += --enable-win32thread
+ endif
+ ifdef HAVE_CROSS_COMPILE
+-- 
+2.25.1.windows.1
+