# options_tree_RB_PREV

- **Language:** C
- **Kind:** function
- **Source:** https://github.com/tmux/tmux/blob/3b929f332aafa7f1080eacc31feb11ffbb1d1841/options.c#L90
- **Page:** https://libtmux.org/en/tmux/3.2a/reference/c-function-options-c-options_tree_rb_prev/

```c
static struct options_entry * options_tree_RB_PREV(struct options_entry *elm)
```

## Parameters

- `elm` (`struct options_entry *`)

## Referenced declarations

- [`options_entry`](/en/tmux/3.2a/reference/c-struct-options_entry/) (struct)