RECMARK_STARTSEND
if (!record_write(recordf, RECMARK_STARTSEND, obufp, nobuf,
case RECMARK_STARTSEND:
c = c==RECMARK_STARTSEND ? RECMARK_STARTRECV :
RECMARK_STARTSEND;
printf("%s %c", c==RECMARK_STARTSEND? "sent": "rcvd",
case RECMARK_STARTSEND:
c = c==RECMARK_STARTSEND ? RECMARK_STARTRECV :
RECMARK_STARTSEND;
dir = c==RECMARK_STARTSEND? "sent": "rcvd";
pkt = c==RECMARK_STARTSEND? &spkt: &rpkt;