# Libtmux_unix.Cleanup.Open_pidfd

- **Module:** Libtmux_unix.Cleanup
- **Package:** libtmux-unix
- **Language:** OCaml
- **Kind:** constant
- **Source:** https://github.com/libtmux/libtmux-ocaml/blob/205dfda49742592b479247049d186956e4a4cfe9/unix/libtmux_unix.mli#L22
- **Public owner:** Libtmux_unix
- **Page:** https://libtmux.org/en/ocaml/latest/reference/libtmux_unix-cleanup-phase-open_pidfd/

## Guides

Pages that discuss `Open_pidfd`.

- [Submit actions and retain their outcomes](/en/ocaml/latest/guides/control/)