MSG_CMSG_CLOEXEC - Illumos

Symbol: MSG_CMSG_CLOEXEC

usr/src/boot/sys/sys/socket.h

#define MSG_CMSG_CLOEXEC 0x40000 /* make received fds close-on-exec */

usr/src/uts/common/sys/socket.h

#define MSG_CMSG_CLOEXEC 0x1000 /* FD_CLOEXEC w/ SCM_RIGHTS */