sys/kern/sys_eventfd.c

317

case FIONSPACE:

sys/kern/sys_pipe.c

793

case FIONSPACE:

sys/kern/sys_socket.c

168

case FIONSPACE:

sys/kern/tty.c

1110

case FIONSPACE: /* get # bytes to written & unsent */

sys/kern/vfs_vnops.c

855

if ((com == FIONWRITE) || (com == FIONSPACE)) {

tests/kernel/t_fdrestart.c

116

RL(rump_sys_ioctl(F->fd, FIONSPACE, &nspace));

tests/lib/libc/sys/t_clock_gettime.c

227

RL(n = ioctl(fd[1], FIONSPACE));

tests/lib/libc/sys/t_eventfd.c

803

ATF_REQUIRE_ERRNO(ENOTTY, ioctl(efd, FIONSPACE, &val) == -1);

tests/lib/libc/sys/t_sendmmsg.c

147

ATF_REQUIRE(ioctl(fd[1], FIONSPACE, &a) != -1);

tests/lib/libc/sys/t_sendmmsg.c

149

ATF_REQUIRE(ioctl(fd[0], FIONSPACE, &a) != -1);

tests/lib/libc/sys/t_timerfd.c

782

ATF_REQUIRE_ERRNO(ENOTTY, ioctl(tfd, FIONSPACE, &val) == -1);