CoreFoundation iOS xcode9 beta4

#CoreFoundation.framework

diff -ruN /Applications/Xcode9-beta3.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/System/Library/Frameworks/CoreFoundation.framework/Headers/CFAvailability.h /Applications/Xcode9-beta4.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/System/Library/Frameworks/CoreFoundation.framework/Headers/CFAvailability.h
--- /Applications/Xcode9-beta3.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/System/Library/Frameworks/CoreFoundation.framework/Headers/CFAvailability.h	2017-06-30 02:22:11.000000000 -0400
+++ /Applications/Xcode9-beta4.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/System/Library/Frameworks/CoreFoundation.framework/Headers/CFAvailability.h	2017-07-14 13:44:15.000000000 -0400
@@ -112,14 +112,22 @@
 #endif
 
 // Enums and Options
+#if __has_attribute(enum_extensibility)
+#define __CF_ENUM_ATTRIBUTES __attribute__((enum_extensibility(open)))
+#define __CF_OPTIONS_ATTRIBUTES __attribute__((flag_enum,enum_extensibility(open)))
+#else
+#define __CF_ENUM_ATTRIBUTES
+#define __CF_OPTIONS_ATTRIBUTES
+#endif
+
 #define __CF_ENUM_GET_MACRO(_1, _2, NAME, ...) NAME
 #if (__cplusplus && __cplusplus >= 201103L && (__has_extension(cxx_strong_enums) || __has_feature(objc_fixed_enum))) || (!__cplusplus && __has_feature(objc_fixed_enum))
-#define __CF_NAMED_ENUM(_type, _name)     enum _name : _type _name; enum _name : _type
-#define __CF_ANON_ENUM(_type)             enum : _type
+#define __CF_NAMED_ENUM(_type, _name)     enum __CF_ENUM_ATTRIBUTES _name : _type _name; enum _name : _type
+#define __CF_ANON_ENUM(_type)             enum __CF_ENUM_ATTRIBUTES : _type
 #if (__cplusplus)
-#define CF_OPTIONS(_type, _name) _type _name; enum : _type
+#define CF_OPTIONS(_type, _name) _type _name; enum __CF_OPTIONS_ATTRIBUTES : _type
 #else
-#define CF_OPTIONS(_type, _name) enum _name : _type _name; enum _name : _type
+#define CF_OPTIONS(_type, _name) enum __CF_OPTIONS_ATTRIBUTES _name : _type _name; enum _name : _type
 #endif
 #else
 #define __CF_NAMED_ENUM(_type, _name) _type _name; enum
diff -ruN /Applications/Xcode9-beta3.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/System/Library/Frameworks/CoreFoundation.framework/Headers/CFPropertyList.h /Applications/Xcode9-beta4.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/System/Library/Frameworks/CoreFoundation.framework/Headers/CFPropertyList.h
--- /Applications/Xcode9-beta3.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/System/Library/Frameworks/CoreFoundation.framework/Headers/CFPropertyList.h	2017-06-30 01:40:06.000000000 -0400
+++ /Applications/Xcode9-beta4.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/System/Library/Frameworks/CoreFoundation.framework/Headers/CFPropertyList.h	2017-07-14 02:16:16.000000000 -0400
@@ -21,8 +21,8 @@
 
 typedef CF_OPTIONS(CFOptionFlags, CFPropertyListMutabilityOptions) {
     kCFPropertyListImmutable = 0,
-    kCFPropertyListMutableContainers,
-    kCFPropertyListMutableContainersAndLeaves
+    kCFPropertyListMutableContainers = 1 << 0,
+    kCFPropertyListMutableContainersAndLeaves = 1 << 1,
 };
 
 CF_IMPLICIT_BRIDGING_DISABLED
diff -ruN /Applications/Xcode9-beta3.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/System/Library/Frameworks/CoreFoundation.framework/Headers/CFURL.h /Applications/Xcode9-beta4.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/System/Library/Frameworks/CoreFoundation.framework/Headers/CFURL.h
--- /Applications/Xcode9-beta3.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/System/Library/Frameworks/CoreFoundation.framework/Headers/CFURL.h	2017-06-29 22:55:11.000000000 -0400
+++ /Applications/Xcode9-beta4.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/System/Library/Frameworks/CoreFoundation.framework/Headers/CFURL.h	2017-07-14 03:34:25.000000000 -0400
@@ -744,7 +744,7 @@
 
 CF_EXPORT
 const CFStringRef kCFURLContentAccessDateKey API_AVAILABLE(macos(10.6), ios(4.0), watchos(2.0), tvos(9.0));
-    /* The date the resource was last accessed (Read-only, value type CFDate) */
+    /* The date the resource was last accessed (Read-write, value type CFDate) */
 
 CF_EXPORT
 const CFStringRef kCFURLContentModificationDateKey API_AVAILABLE(macos(10.6), ios(4.0), watchos(2.0), tvos(9.0));