{C : Type u} →
  [inst : CategoryTheory.Category.{v, u} C] →
    [inst_1 : CategoryTheory.Limits.HasZeroMorphisms C] →
      {X Y : C} →
        {f : X ⟶ Y} →
          {P : C} →
            {ι ι' : P ⟶ X} →
              {w : CategoryTheory.CategoryStruct.comp ι f = 0} →
                (h : ι = ι') → CategoryTheory.Limits.KernelFork.ofι ι w ≅ CategoryTheory.Limits.KernelFork.ofι ι' ⋯