UMASS_PROTO_COMMAND
sc->sc_proto & UMASS_PROTO_COMMAND);
proto &= ~UMASS_PROTO_COMMAND;
proto &= ~UMASS_PROTO_COMMAND;
proto &= ~UMASS_PROTO_COMMAND;
proto &= ~UMASS_PROTO_COMMAND;
if ((proto & UMASS_PROTO_COMMAND) == 0) {
switch (sc->sc_proto & UMASS_PROTO_COMMAND) {