--- /dev/null
+Description: Fix FTBFS against freetype 2.10.4
+Author: mathstuf
+Reviewed-By: Anton Gladky <gladk@debian.org>
+Bug-Debian: https://bugs.debian.org/976975
+Forwarded: https://github.com/Kitware/VTK/commit/3edc0de2b04ae1e100c229e592d6b9fa94f2915a
+Last-Update: 2020-12-10
+
+--- vtk9-9.0.1+dfsg1.orig/Rendering/FreeType/vtkFreeTypeTools.cxx
++++ vtk9-9.0.1+dfsg1/Rendering/FreeType/vtkFreeTypeTools.cxx
+@@ -378,8 +378,7 @@ FTC_CMapCache* vtkFreeTypeTools::GetCMap
+ }
+
+ //----------------------------------------------------------------------------
+-FT_CALLBACK_DEF(FT_Error)
+-vtkFreeTypeToolsFaceRequester(
++static FT_Error vtkFreeTypeToolsFaceRequester(
+ FTC_FaceID face_id, FT_Library lib, FT_Pointer request_data, FT_Face* face)
+ {
+ #if VTK_FTFC_DEBUG_CD