user_commands=(
    list-units is-active status show help list-unit-files

    is-enabled list-jobs show-environment cat list-timers)

  
  sudo_commands=(
    start stop reload restart try-restart isolate kill
    reset-failed enable disable reenable preset mask unmask

    link load cancel set-environment unset-environment
    edit)

  
  for c in $user_commands; do; alias sc-$c="systemctl $c"; done
  for c in $sudo_commands; do; alias sc-$c="sudo systemctl $c"; done

  
  alias sc-enable-now="sc-enable --now"
  alias sc-disable-now="sc-disable --now"
  alias sc-mask-now="sc-mask --now"