API IsInventoryItemLocked

Returns whether an inventory item is locked, usually as it awaits pending action.

isLocked = IsInventoryItemLocked(slotId)


 * Arguments
 * slotId : Number - The slot ID used to refer to that slot in the other GetInventory functions.
 * Returns
 * isLocked : Flag - 1 if the slot is locked, nil otherwise

Notes
 * PickupInventoryItem on an empty slot will not lock that slot.
 * PickupInventoryItem on the ammo slot will not lock that slot.