掌機 - Pyra - 解決bookworm系統沒有_、:符號問題


參考資訊：
https://pyra-handheld.com/boards/threads/anyone-else-have-problems-with-the-underscore-_-on-bullseye.99740

解法如下： 

$ xmodmap -e "keycode 221 = underscore"
$ xmodmap -e "keycode 247 = colon"