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-rw-r--r--include/freetype/config/ftoption.h18
1 files changed, 18 insertions, 0 deletions
diff --git a/include/freetype/config/ftoption.h b/include/freetype/config/ftoption.h
index 1381de679..2f6cdc870 100644
--- a/include/freetype/config/ftoption.h
+++ b/include/freetype/config/ftoption.h
@@ -741,6 +741,24 @@ FT_BEGIN_HEADER
/**************************************************************************
*
+ * Define `TT_CONFIG_OPTION_NO_BORING_EXPANSION` if you want to exclude
+ * support for 'boring' OpenType specification expansions.
+ *
+ * https://github.com/harfbuzz/boring-expansion-spec
+ *
+ * Right now, the following features are covered:
+ *
+ * - 'avar' version 2.0
+ *
+ * Most likely, this is a temporary configuration option to be removed in
+ * the near future, since it is assumed that eventually those features are
+ * added to the OpenType standard.
+ */
+/* #define TT_CONFIG_OPTION_NO_BORING_EXPANSION */
+
+
+ /**************************************************************************
+ *
* Define `TT_CONFIG_OPTION_BDF` if you want to include support for an
* embedded 'BDF~' table within SFNT-based bitmap formats.
*/