2 tristate "IUCV support (S390 - z/VM only)"
5 Select this option if you want to use inter-user communication
6 under VM or VIF. If you run on z/VM, say "Y" to enable a fast
7 communication link between VM guests.
10 tristate "AF_IUCV support (S390 - z/VM only)"
13 Select this option if you want to use inter-user communication under
14 VM or VIF sockets. If you run on z/VM, say "Y" to enable a fast
15 communication link between VM guests.