Symbol: keysock_err_ack
usr/src/uts/common/inet/ip/keysock.c
1017
keysock_err_ack(q, mp, TNOTSUPPORT, 0);
usr/src/uts/common/inet/ip/keysock.c
998
keysock_err_ack(q, mp, TSYSERR, EINVAL);