ユーザ作成の流れ † # niutil -create / /users/backup # niutil -createprop / /users/backup shell /bin/bash # niutil -createprop / /users/backup realname "Backup User" # niutil -createprop / /users/backup uid 301 # niutil -createprop / /users/backup gid 20 # niutil -createprop / /users/backup home /Users/backup # niutil -appendprop / /groups/wheel users backup ↑ スクリーンショットの保存先変更 † defaults write com.apple.sc