COMP_PROT
cf[0] = (pcomp? COMP_PROT: 0) + (accomp? COMP_AC: 0);
cf[1] = COMP_PROT | COMP_AC;
if ((cp->cp_flags & (COMP_AC|COMP_PROT)) && DB_REF(mp) > 1) {
((x)->cp_flags & COMP_PROT)