required          977 net/pfkeyv2_parsemessage.c 		uint64_t required;
required          979 net/pfkeyv2_parsemessage.c 		required = sadb_exts_required_in[sadb_msg->sadb_msg_type];
required          981 net/pfkeyv2_parsemessage.c 		if ((seen & required) != required) {