Returns whether a unit's account is linked to the player's via the Recruit-a-Friend program
See also Recruit-a-friend functions.
Signature:
isLinked
=
IsReferAFriendLinked("unit")
Arguments:
unit
- A unit to query (string
, unitID)
Returns:
isLinked
- 1 if the unit's account is linked to the player's (1nil
)