- * directly, we cannot make the struct opaque. Offsets of members up to
- * this point are the same in the narrow- and wide-character configuration.
- * But note that the type of buf depends on the configuration, and is made
- * opaque for that reason.
+ * directly, we cannot make the struct opaque, except by changing the ABI.
+ * Offsets of members up to this point are the same in the narrow- and
+ * wide-character configuration. But note that the type of buf depends on
+ * the configuration, and is made opaque for that reason.