Enumeration members
kTIMFriendshipRelationType_BothFriend
kTIMFriendshipRelationType_BothFriend: = 4
kTIMFriendshipRelationType_InMyFriendList
kTIMFriendshipRelationType_InMyFriendList: = 2
kTIMFriendshipRelationType_InOtherFriendList
kTIMFriendshipRelationType_InOtherFriendList: = 4
kTIMFriendshipRelationType_None
kTIMFriendshipRelationType_None: = 0
二者之间的关系