SADB_SATYPE_UNSPEC
if (hdr->sadb_msg_satype != SADB_SATYPE_UNSPEC) {
if (hdr->sadb_msg_satype != SADB_SATYPE_UNSPEC)
out_hdr->sadb_msg_satype = SADB_SATYPE_UNSPEC;
hdr->sadb_msg_satype = SADB_SATYPE_UNSPEC;
case SADB_SATYPE_UNSPEC: