Do not call r66 when it is unknown
Merge branch 'from-mac/00-21-cc-6c-b2-73-bj-lt7-Linux' of github.com:baohaojun/windows-config
Merge branch 'from-mac/00-21-cc-6c-b2-73-bj-lt7-Linux' of github.com:baohaojun/windows-config
Merge branch 'from-mac/98-fe-94-4b-e0-a4-bhjmac-Linux' of github.com:baohaojun/windows-config
Add a script to switch to systemd