(define-enum Unit
  (in-module "Gtk")
  (c-name "GtkUnit")
  (gtype-id "GTK_TYPE_UNIT")
  (values
    '("pixel" "GTK_UNIT_PIXEL")
    '("points" "GTK_UNIT_POINTS")
    '("inch" "GTK_UNIT_INCH")
    '("mm" "GTK_UNIT_MM")
  )
)

