MOUNT_PTYFS
if (mount(MOUNT_PTYFS, canon_dir, mntflags, &args, sizeof args) == -1)
{ MOUNT_PTYFS, LINUX_DEVPTS_SUPER_MAGIC },
.vfs_name = MOUNT_PTYFS,
if (rump_sys_mount(MOUNT_PTYFS, mp, flags, &args, sizeof(args)) == -1)
if (rump_sys_mount(MOUNT_PTYFS, mp, flags, &args, sizeof(args)) == -1)