Minor

src/hb-ot-math.cc

diff --git a/src/hb-ot-math.cc b/src/hb-ot-math.cc
index 40414eb..ec8df2c 100644
--- a/src/hb-ot-math.cc
+++ b/src/hb-ot-math.cc
@@ -49,10 +49,9 @@
  * @face: #hb_face_t to test
  *
  * This function allows to verify the presence of an OpenType MATH table on the
- * face. If so, such a table will be loaded into memory and sanitized. You can
- * then safely call other functions for math layout and shaping.
+ * face.
  *
- * Return value: #TRUE if face has a MATH table and #FALSE otherwise
+ * Return value: true if face has a MATH table, false otherwise
  *
  * Since: 1.3.3
  **/
@@ -124,7 +123,7 @@
  * @font: a #hb_font_t to test
  * @glyph: a glyph index to test
  *
- * Return value: #TRUE if the glyph is an extended shape and #FALSE otherwise
+ * Return value: true if the glyph is an extended shape, false otherwise
  *
  * Since: 1.3.3
  **/