NSString* serviceIDa = @"FB6AD34D-DF8B-4FEC-B715-6F76EA5E5D83";
SCNetworkServiceRef serviceDelete = SCNetworkServiceCopy(prefs, (__bridge CFStringRef)(serviceIDa));
BOOL commit = 0;
SCPreferencesLock(prefs, TRUE);
SCNetworkServiceCopy(prefs, (__bridge CFStringRef) (serviceIDa));
SCNetworkSetRef networkSetAll = SCNetworkSetCopyCurrent(prefs);
if(SCNetworkSetRemoveService(networkSetAll,serviceDelete)){
NSLog(@"Remove services ");
commit = 1;
}
//现在提交更改
SCPreferencesUnlock(prefs);
if (commit) {
SCPreferencesCommitChanges(prefs);
SCPreferencesApplyChanges(prefs);
}
CFRelease(networkSetAll);