ios - Push Notification - UIUserNotificationType error -

- (bool)application:(uiapplication *)application didfinishlaunchingwithoptions:(nsdictionary *)launchoptions {   ...   uiusernotificationtype usernotificationtypes = (uiusernotificationtypealert |                                               uiusernotificationtypebadge |                                               uiusernotificationtypesound);   uiusernotificationsettings *settings = [uiusernotificationsettings settingsfortypes:usernotificationtypes                                                                        categories:nil];   [application registerusernotificationsettings:settings];   [application registerforremotenotifications];   ... } 

it's posiibile make work in xcode 5.1 ios 7 ?

    if(system_version_greater_than_or_equal_to(@"8.0")){     uiusernotificationsettings *settings = [uiusernotificationsettings settingsfortypes:(uiremotenotificationtypebadge                                                                                          |uiremotenotificationtypesound                                                                                          |uiremotenotificationtypealert) categories:nil];     [[uiapplication sharedapplication] registerusernotificationsettings:settings]; } else {     [[uiapplication sharedapplication] registerforremotenotificationtypes:(uiremotenotificationtypealert | uiremotenotificationtypebadge | uiremotenotificationtypesound)]; }