Symbol: CMDEXPN
usr/src/cmd/sendmail/src/srvrsmtp.c
1549
case CMDEXPN:
usr/src/cmd/sendmail/src/srvrsmtp.c
276
{ "expn", CMDEXPN },
usr/src/cmd/sendmail/src/srvrsmtp.c
2904
case CMDEXPN: /* expn -- expand address */