This is used in server state to check
to see if any clients have been fully disconnected recently. The oldest
client to have left is returned first.
Note that mnDisconnectClient will cause the client to be returned here.
int Instance: This is the instance that the command should use.
A number greater than 0 if a client has
recently left. This number is the client ID of the client that has recently
left.
0 if no clients have recently left.
-1 if an error occurred.
DBP
C++
.Net