devices: unresolved imports `nix::unistd::dup`, `nix::fcntl::fcntl`, `nix::fcntl::FcntlArg`, `nix::fcntl::OFlag`

[peppergrayxyz]

Sub-Build fails ~/libkrun/src/devices $ cargo build fails with error:

error[E0432]: unresolved import `nix::unistd::dup`
   --> src/devices/src/virtio/console/port_io.rs:9:5
    |
9   | use nix::unistd::dup;
    |     ^^^^^^^^^^^^^^^^ no `dup` in `unistd`
    |

error[E0432]: unresolved imports `nix::fcntl::fcntl`, `nix::fcntl::FcntlArg`, `nix::fcntl::OFlag`
   --> src/devices/src/virtio/vsock/tcp.rs:9:18
    |
9   | use nix::fcntl::{fcntl, FcntlArg, OFlag};
    |                  ^^^^^  ^^^^^^^^  ^^^^^ no `OFlag` in `fcntl`
    |                  |      |
    |                  |      no `FcntlArg` in `fcntl`
    |                  no `fcntl` in `fcntl`
    |