export => { arg => \$export_to, mode => "export" },
"lock-for" => { arg => \$lock_for_pid, mode => "lock-for" },
"unlock-for" => { arg => \$lock_for_pid, mode => "unlock-for" },
export => { arg => \$export_to, mode => "export" },
"lock-for" => { arg => \$lock_for_pid, mode => "lock-for" },
"unlock-for" => { arg => \$lock_for_pid, mode => "unlock-for" },