WRQ
if ((size = makerequest(WRQ, name, dp, mode)) == -1) {
case WRQ:
if (tp->th_opcode == RRQ || tp->th_opcode == WRQ)
if (tp->th_opcode == WRQ)
if (mode == WRQ)
case WRQ:
case WRQ: return ("write request");
case WRQ:
case WRQ: