CFNetwork iOS xcode16.0 b1

#CFNetwork.framework

diff -ruN /Applications/Xcode_15.4.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/System/Library/Frameworks/CFNetwork.framework/Headers/CFProxySupport.h /Applications/Xcode_16.0.0-beta.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/System/Library/Frameworks/CFNetwork.framework/Headers/CFProxySupport.h
--- /Applications/Xcode_15.4.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/System/Library/Frameworks/CFNetwork.framework/Headers/CFProxySupport.h	2024-04-08 10:26:39
+++ /Applications/Xcode_16.0.0-beta.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/System/Library/Frameworks/CFNetwork.framework/Headers/CFProxySupport.h	2024-05-30 04:48:30
@@ -208,7 +208,7 @@
   CFStringRef proxyAutoConfigurationScript,
   CFURLRef targetURL,
   CFProxyAutoConfigurationResultCallback cb,
-  CFStreamClientContext * clientContext) CF_AVAILABLE(10_5, 2_0);
+  CFStreamClientContext * clientContext) CF_AVAILABLE(10_5, 2_0) CF_RETURNS_RETAINED;
 
 
 
@@ -229,7 +229,7 @@
   CFURLRef proxyAutoConfigURL,
   CFURLRef targetURL,
   CFProxyAutoConfigurationResultCallback cb,
-  CFStreamClientContext * clientContext) CF_AVAILABLE(10_5, 2_0);
+  CFStreamClientContext * clientContext) CF_AVAILABLE(10_5, 2_0) CF_RETURNS_RETAINED;
 
 
 /*