diff -Nurd freetype-2.12.1.orig/builds/unix/install.mk freetype-2.12.1/builds/unix/install.mk
--- freetype-2.12.1.orig/builds/unix/install.mk	2022-01-27 02:43:19.000000000 -0500
+++ freetype-2.12.1/builds/unix/install.mk	2023-01-15 23:48:56.000000000 -0500
@@ -24,18 +24,10 @@
 
 # Unix installation and deinstallation targets.
 #
-# Note that we remove any data found in `$(includedir)/freetype2' before
-# installing new files to avoid interferences with files installed by
-# previous FreeType versions (which use slightly different locations).
-#
-# We also remove `$(includedir)/ft2build.h' for the same reason.
-#
 # Note that some header files get handled twice for simplicity; a special,
 # configured version overwrites the generic one.
 #
 install: $(PROJECT_LIBRARY)
-	-$(DELDIR) $(DESTDIR)$(includedir)/freetype2
-	-$(DELETE) $(DESTDIR)$(includedir)/ft2build.h
 	$(MKINSTALLDIRS) $(DESTDIR)$(libdir)                               \
                          $(DESTDIR)$(libdir)/pkgconfig                     \
                          $(DESTDIR)$(includedir)/freetype2/freetype/config \
@@ -46,11 +38,11 @@
 endif
 	$(LIBTOOL) --mode=install $(INSTALL)                             \
                                   $(PROJECT_LIBRARY) $(DESTDIR)$(libdir)
-	-for P in $(PUBLIC_H) ; do                           \
+	for P in $(PUBLIC_H) ; do                           \
           $(INSTALL_DATA)                                    \
             $$P $(DESTDIR)$(includedir)/freetype2/freetype ; \
         done
-	-for P in $(CONFIG_H) ; do                                  \
+	for P in $(CONFIG_H) ; do                                  \
           $(INSTALL_DATA)                                           \
             $$P $(DESTDIR)$(includedir)/freetype2/freetype/config ; \
         done
diff -Nurd freetype-2.12.1.orig/include/freetype/t1tables.h freetype-2.12.1/include/freetype/t1tables.h
--- freetype-2.12.1.orig/include/freetype/t1tables.h	2022-03-13 11:58:57.000000000 -0400
+++ freetype-2.12.1/include/freetype/t1tables.h	2023-01-15 23:48:56.000000000 -0500
@@ -97,6 +97,15 @@
     FT_Short    underline_position;
     FT_UShort   underline_thickness;
 
+    /*
+      2.3.8 transiently had added:
+    FT_UShort   fs_type;
+      then removed it again in 2.3.9. Field was private(?) but size of
+      struct was public, so this was backard-incompatible ABI break.
+      Fink didn't notice and pushed 2.3.8 widely. So now we add a
+      dummy member to remain at 2.3.8 size and avoid further breakage.
+    */
+    FT_UShort   fink_ABI_shim;
   } PS_FontInfoRec;