From 5023a7c85dc032a5c57cfd6c713358382d546d8c Mon Sep 17 00:00:00 2001
From: Hyunjun Ko <zzoon@igalia.com>
Date: Wed, 20 Apr 2016 21:07:28 +0900
Subject: [PATCH] applemedia: vtenc: Fix a warning by weak-link symbol

Fix this warning
address of function 'VTCompressionSessionPrepareToEncodeFrames' will always evaluate to 'true' [-Wpointer-bool-conversion]

https://bugzilla.gnome.org/show_bug.cgi?id=765292
---
 sys/applemedia/vtenc.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/sys/applemedia/vtenc.c b/sys/applemedia/vtenc.c
index de602729eb..39e58102c9 100644
--- a/sys/applemedia/vtenc.c
+++ b/sys/applemedia/vtenc.c
@@ -57,6 +57,12 @@ CFSTR ("H264_Baseline_AutoLevel");
 const CFStringRef kVTCompressionPropertyKey_Quality = CFSTR ("Quality");
 #endif
 
+#ifdef HAVE_VIDEOTOOLBOX_10_9_6
+extern int
+VTCompressionSessionPrepareToEncodeFrames (VTCompressionSessionRef session)
+    __attribute__ ((weak_import));
+#endif
+
 enum
 {
   PROP_0,