CoreFoundation iOS xcode15.0 b5

#CoreFoundation.framework https://github.com/xamarin/xamarin-macios/pull/18839

diff -ruN /Applications/Xcode_15.0.0-beta4.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/System/Library/Frameworks/CoreFoundation.framework/Headers/CFURL.h /Applications/Xcode_15.0.0-beta5.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/System/Library/Frameworks/CoreFoundation.framework/Headers/CFURL.h
--- /Applications/Xcode_15.0.0-beta4.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/System/Library/Frameworks/CoreFoundation.framework/Headers/CFURL.h	2023-06-27 23:56:53
+++ /Applications/Xcode_15.0.0-beta5.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/System/Library/Frameworks/CoreFoundation.framework/Headers/CFURL.h	2023-07-14 19:51:41
@@ -951,6 +951,11 @@
 CF_EXPORT
 const CFStringRef kCFURLFileProtectionCompleteWhenUserInactive API_AVAILABLE(ios(17.0), watchos(10.0), tvos(17.0)) API_UNAVAILABLE(macos); // The file is stored in an encrypted format on disk and cannot be read from or written to while the device is locked or booting. Transient data files with this protection type should be excluded from backups using kCFURLIsExcludedFromBackupKey.
 
+/* Directory Properties */
+
+CF_EXPORT
+const CFStringRef kCFURLDirectoryEntryCountKey API_AVAILABLE(macos(14.0), ios(17.0), watchos(10.0), tvos(17.0)); // Returns the count of file system objects contained in the directory. This is a count of objects actually stored in the file system, so excludes virtual items like "." and "..". The property is useful for quickly identifying an empty directory for backup and syncing. If the URL is not a directory or the file system cannot cheaply compute the value, `nil` is returned. (Read-only, value type CFNumber)
+
 /* Volume Properties */
 
 /* As a convenience, volume properties can be requested from any file system URL. The value returned will reflect the property value for the volume on which the resource is located. */