hookflags3
Set if a token hook is active, reset otherwise.
Set if a localize hook is active, reset otherwise.
Set if a window hook is active, reset otherwise.
Set if a graph hook is active, reset otherwise.
Set if a Y= hook is active, reset otherwise.
Set if a font hook is active, reset otherwise.
Set if a regraph hook is active, reset otherwise.
Set if a drawing hook is active, reset otherwise.