Symbol: NAT_LOCKHELD
usr/src/uts/common/inet/ipf/ip_nat.c
619
getlock = (mode & NAT_LOCKHELD) ? 0 : 1;
usr/src/uts/common/inet/ipf/netinet/ip_h323_pxy.c
163
NAT_LOCKHELD|FWRITE, 0, NULL, ifs) == -1) {