.. dfhack-tool::
    :summary: todo.
    :tags: dev

This allows adding and removing syndromes from units.

Arguments:

-syndrome name|id
    the name or id of the syndrome to operate on
    examples:
        "gila monster bite"
        14
-resetPolicy policy
    specify a policy of what to do if the unit already has an
    instance of the syndrome.  examples:
        NewInstance
            default behavior: create a new instance of the syndrome
        DoNothing
        ResetDuration
        AddDuration
-erase
    instead of adding an instance of the syndrome, erase one
-eraseAll
    erase every instance of the syndrome
-eraseClass SYN_CLASS
    erase every instance of every syndrome with the given SYN_CLASS
-target id
    the unit id of the target unit
    examples:
        0
        28
-skipImmunities
    add the syndrome to the target even if it is immune to the syndrome