# proc_fork_and_daemon

- **Language:** C
- **Kind:** function
- **Source:** https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/proc.c#L372
- **Page:** https://libtmux.org/en/tmux/3.7c/reference/c-function-proc_fork_and_daemon/

```c
pid_t proc_fork_and_daemon(int *fd)
```

## Parameters

- `fd` (`int *`)

## Called by

- [`server_start`](/en/tmux/3.7c/reference/c-function-server_start/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/server.c#L189)

## Calls

- [`fatal`](/en/tmux/3.7c/reference/c-function-fatal/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/proc.c#L378)