#compdef systemd-path
typeset -A sdpath=( ${$(systemd-path)/:/} )
_arguments -S \
'(-h --help)'{-h,--help}'[Print help text and exit]' \
'(-v --version)'{-v,--version}'[Print a version string and exit]' \
'--suffix=[Append a suffix to the paths]' \
'*:pathname:compadd -k sdpath'