Symbol: FREVOKE
sys/fs/devfs/devfs_vnops.c
689
_Static_assert(((FMASK | FCNTLFLAGS) & (FLASTCLOSE | FREVOKE)) == 0,
sys/fs/devfs/devfs_vnops.c
766
dflags |= FREVOKE | FNONBLOCK;
sys/kern/tty.c
396
if ((fflag & FREVOKE) != 0) {