complete -c zcat -k -x -a "( __fish_complete_suffix .gz __fish_complete_suffix .tgz ) " complete -c zcat -s f -l force -d Overwrite complete -c zcat -s h -l help -d "Display help and exit" complete -c zcat -s L -l license -d "Print license" complete -c zcat -s V -l version -d "Display version and exit"