diff --git a/packages/l/libass/port/config.h.in b/packages/l/libass/port/config.h.in
index f09e8906f..b37538b52 100644
--- a/packages/l/libass/port/config.h.in
+++ b/packages/l/libass/port/config.h.in
@@ -1,12 +1,3 @@
-/* found CoreText framework */
-#undef CONFIG_CORETEXT
-
-/* found DirectWrite and GDI (Win32) */
-#undef CONFIG_DIRECTWRITE
-
-/* found libpng via pkg-config */
-#undef CONFIG_LIBPNG
 #define CONFIG_SOURCEVERSION "commit: ${GIT_TAG}${GIT_COMMIT_LONG}"
 ${define HAVE_STRDUP}
 ${define HAVE_STRNDUP}
-