MC_NT_CS
mccs->mccs_hdr.mch_type = MC_NT_CS;
mccs = node2type(last, MC_NT_CS);
ASSERT(nt == MC_NT_MC || nt == MC_NT_CS);
case MC_NT_CS:
mccs = node2type(node, MC_NT_CS);
case MC_NT_CS:
mccs = node2type(node, MC_NT_CS);
mc_cs_t *mccs = node2type(csnode, MC_NT_CS);