Check deployment target for usage of AVKit

The AVKit framework should only be linked for OS X 10.9+

configure

@@ -37523,22 +37523,40 @@ else
 
                                     $as_echo "#define wxOSX_USE_QTKIT 0" >>confdefs.h
 
+                                    wxOSX_USE_QTKIT=no
                                     GST_LIBS="-framework AVFoundation -framework CoreMedia"
 
 fi
 
 
             fi
-                        ac_fn_c_check_header_mongrel "$LINENO" "AVKit/AVKit.h" "ac_cv_header_AVKit_AVKit_h" "$ac_includes_default"
+            if test "$wxOSX_USE_QTKIT" = "no"; then
-if test "x$ac_cv_header_AVKit_AVKit_h" = xyes; then :
+                                { $as_echo "$as_me:${as_lineno-$LINENO}: checking if AVKit is availble" >&5
+$as_echo_n "checking if AVKit is availble... " >&6; }
+                cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include "AvailabilityMacros.h"
+int
+main ()
+{
 
-                                GST_LIBS="$GST_LIBS -framework AVKit"
+                        #if MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_9
+                            // AVKit available
+                        #else
+                            choke me
+                        #endif
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  GST_LIBS="$GST_LIBS -framework AVKit"
 
 fi
-
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-
+            fi
             CPPFLAGS="$old_CPPFLAGS"
-
         fi
     fi
 

configure.in

@@ -7615,16 +7615,26 @@ if test "$wxUSE_MEDIACTRL" = "yes" -o "$wxUSE_MEDIACTRL" = "auto"; then
                                 ],
                                 [
                                     AC_DEFINE(wxOSX_USE_QTKIT,0)
+                                    wxOSX_USE_QTKIT=no
                                     GST_LIBS="-framework AVFoundation -framework CoreMedia"
                                 ])
             fi
-            dnl AVKit is only available since OS X 10.9
+            if test "$wxOSX_USE_QTKIT" = "no"; then
-            AC_CHECK_HEADER([AVKit/AVKit.h],
+                dnl AVKit is only available since OS X 10.9
-                            [
+                AC_MSG_CHECKING([if AVKit is availble])
-                                GST_LIBS="$GST_LIBS -framework AVKit"
+                AC_TRY_COMPILE(
-                            ])
+                    [#include "AvailabilityMacros.h"],
+                    [
+                        #if MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_9
+                            // AVKit available
+                        #else
+                            choke me
+                        #endif
+                    ],
+                    GST_LIBS="$GST_LIBS -framework AVKit"
+                )
+            fi
             CPPFLAGS="$old_CPPFLAGS"
-
         fi
     fi
 

src/osx/cocoa/mediactrl.mm

@@ -52,7 +52,7 @@
     #endif
 #endif
 
-#if wxOSX_USE_AVFOUNDATION && wxOSX_USE_COCOA && MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_9
+#if wxOSX_USE_AVFOUNDATION && wxOSX_USE_COCOA && MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_9
     #define wxOSX_USE_AVKIT 1
 #else
     #define wxOSX_USE_AVKIT 0