The original mail thread says "winmove" is available but not enabled by default https://lwn.net/ml/emacs-devel/20200906133719.cu6yaldvenxubcqq@Ergus/ https://lw

The original mail thread says "winmove" is available but not enabled by default https://lwn.net/ml/emacs-devel/20200906133719.cu6yaldvenxubcqq@Ergus/ https://lwn.net/ml/emacs-devel/20200906133719.cu6yaldvenxubc... How to enable "winmove" ?