NPMODE_PASS       757 net/if_ppp.c   	mode = NPMODE_PASS;
NPMODE_PASS       908 net/if_ppp.c   	    mode = NPMODE_PASS;
NPMODE_PASS       912 net/if_ppp.c   	case NPMODE_PASS:
NPMODE_PASS      1513 net/if_ppp.c   	    || sc->sc_npmode[NP_IP] != NPMODE_PASS) {
NPMODE_PASS       112 net/ppp_defs.h     NPMODE_PASS,		/* pass the packet through */