+
+ // KeyChain frequently fails to notify clients of change events. To work around this
+ // we set a timer and periodically poll to detect if any changes have occurred.
+ // Without this Back To My Mac just does't work for a large number of users.
+ // See <rdar://problem/5124399> Not getting Keychain Changed events when enabling BTMM
+ mDNSs32 KeyChainBugTimer;
+ mDNSs32 KeyChainBugInterval;
+