This function is part of the Achievements Interface.
DEPRECATED! Use EOS_Achievements_AddNotifyAchievementsUnlockedV2 instead. Register to receive achievement unlocked notifications.
must call EOS_Achievements_RemoveNotifyAchievementsUnlocked to remove the notification
handle representing the registered callback
|Parameter Type And Name||Usage Information|
|const EOS_Achievements_AddNotifyAchievementsUnlockedOptions* Options||Structure containing information about the achievement unlocked notification|
|void* ClientData||Arbitrary data that is passed back to you in the CompletionDelegate|
|const EOS_Achievements_OnAchievementsUnlockedCallback NotificationFn||A callback that is fired when an achievement unlocked notification for a user has been received|