MOUNT_ATTR_NOSUID
(MOUNT_ATTR_RDONLY | MOUNT_ATTR_NOSUID | MOUNT_ATTR_NODEV | \
if (attr_flags & MOUNT_ATTR_NOSUID)
attr_flags |= MOUNT_ATTR_NOSUID;
if (flags & MOUNT_ATTR_NOSUID)
#ifndef MOUNT_ATTR_NOSUID
int mfd = fsmount(fsfd, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOEXEC | MOUNT_ATTR_NOSUID);
.attr_set = MOUNT_ATTR_RDONLY | MOUNT_ATTR_NOSUID,
#ifndef MOUNT_ATTR_NOSUID
.attr_clr = MOUNT_ATTR_RDONLY | MOUNT_ATTR_NOSUID | MOUNT_ATTR_NOEXEC | MOUNT_ATTR__ATIME,