RPCPROG_MNT
cc = rpc_call(d, RPCPROG_MNT, RPCMNT_VER3, RPCMNT_MOUNT,
error = krpc_portmap(mdsin, RPCPROG_MNT, RPCMNT_VER3,
error = krpc_call(mdsin, RPCPROG_MNT, RPCMNT_VER3,
error = krpc_portmap(mdsin, RPCPROG_MNT, RPCMNT_VER1,
error = krpc_call(mdsin, RPCPROG_MNT, RPCMNT_VER1,