API BNGetFriendIndex

__NOTOC__
Returns the index in the friend frame of the given Battle.net friend.
 index = BNGetFriendIndex(presenceID)
==Arguments==
:;presenceID: - A unique numeric identifier for the friend's battle.net account during this session.
==Returns==
:;index: - The Battle.net friend's index on the friends list
==Patch changes==