# control_state.all_blocks.tqh_first

- **Language:** C
- **Kind:** attribute
- **Source:** https://github.com/tmux/tmux/blob/3b929f332aafa7f1080eacc31feb11ffbb1d1841/control.c#L121
- **Page:** https://libtmux.org/en/tmux/3.2a/reference/c-struct-control_state-[struct]-all_blocks-tqh_first/

```c
struct control_block * tqh_first;
```

## Referenced declarations

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