---@diagnostic disable: missing-return, lowercase-global

---@param unit string
---@return 1nil isFreeForAll
---Returns whether a unit is flagged for free-for-all PvP. Free-for-all PvP allows all players to attack each other regardless of faction; used in certain outdoor areas (such as Gurubashi Arena and "The Maul" outside Dire Maul).
function UnitIsPVPFreeForAll(unit) end