MSG_PEEK
if (recv(fd, &hdr, sizeof(hdr), MSG_PEEK) != sizeof(hdr)) {
if (recv(fd, &hdr, sizeof(hdr), MSG_PEEK) != sizeof(hdr)) {
if (recv(sd, &hdr, sizeof(hdr), MSG_PEEK) != sizeof(hdr)) {
n = recv(pf_key_v2_socket, &hdr, sizeof hdr, MSG_PEEK);
if (flags & MSG_PEEK) {
if (flags & MSG_PEEK) {
if (flags & MSG_PEEK) {
if ((flags & MSG_PEEK) == 0) {
if ((flags & MSG_PEEK) == 0)
if ((flags & MSG_PEEK) == 0) {
error = pru_rcvoob(so, m, flags & MSG_PEEK);
if ((flags & MSG_PEEK) == 0)
if (flags & MSG_PEEK) {
if ((flags & MSG_PEEK) == 0)
rv = recvfrom(s, buf, sizeof(buf), MSG_PEEK,
if (recv(sd, &hdr, sizeof(hdr), MSG_PEEK) != sizeof(hdr)) {
if (recv(sd, &hdr, sizeof(hdr), MSG_PEEK) != sizeof(hdr)) {
if (recv(fd, &hdr, sizeof hdr, MSG_PEEK) != sizeof hdr) {