recvmmsg          655 arch/um/drivers/vector_user.c 		n = recvmmsg(fd, (struct mmsghdr *) msgvec, vlen, flags, 0));
recvmmsg          297 kernel/sys_ni.c COND_SYSCALL(recvmmsg);
recvmmsg         2776 net/socket.c   SYSCALL_DEFINE5(recvmmsg, int, fd, struct mmsghdr __user *, mmsg,