# KEYC_MOUSEUP2_BORDER

- **Language:** C
- **Kind:** constant
- **Source:** https://github.com/tmux/tmux/blob/3b929f332aafa7f1080eacc31feb11ffbb1d1841/tmux.h
- **Page:** https://libtmux.org/en/tmux/3.2a/reference/c-enum-tmux-h-241271275060253221275056143052225065321046366375-keyc_mouseup2_border/

```c
KEYC_MOUSEUP2_BORDER
```

## Referenced by

- [`server_client_check_mouse`](/en/tmux/3.2a/reference/c-function-server-client-c-server_client_check_mouse/) (function)