From acebff9884c8f525bdfe92af48b8ce833a7a1cac Mon Sep 17 00:00:00 2001
From: Thierry Crozat
Date: Mon, 2 Sep 2019 22:24:42 +0100
Subject: CONFIGURE: Add check for NSSpeechSynthesizerDelegate protocole
 availability on macOS

---
 configure | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

(limited to 'configure')

diff --git a/configure b/configure
index fe56b92fb6..935f53f986 100755
--- a/configure
+++ b/configure
@@ -4223,7 +4223,15 @@ EOF
 			cc_check -lspeechd && _tts=yes
 			;;
 		darwin*)
-			_tts=yes
+			# Check the API is available. The most recent API we need is for the NSSpeechSynthesizerDelegate protocole
+			cat > $TMPC << EOF
+#include <AppKit/NSSpeechSynthesizer.h>
+@interface SpeechDelegate : NSObject<NSSpeechSynthesizerDelegate> {
+}
+@end
+int main(void) { return 0; }
+EOF
+			cc_check -ObjC++ -lobjc && _tts=yes
 			;;
 	esac
 fi
-- 
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