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

---@param unit string 
---@return 1nil onTaxi 
---Returns whether a unit is currently riding a flight path (taxi). Valid for any unit in the player's area of interest, but generally useful only for player -- taxi flights move quickly, so a taxi-riding unit visible to the player will not remain visible for very long.
function UnitOnTaxi(unit) end