Word type 0 is reserved.

diff --git a/lib/index.h b/lib/index.h
index 33e7ef733cfea07af3bf8afe975ca39d50fddf23..c334ca5a90174d5efe885eaff42abe3d76f41e71 100644 (file)
--- a/lib/index.h
+++ b/lib/index.h
@@ -11,6 +11,7 @@
 /* Word types */
 
 enum word_type {
+  WT_RESERVED,                         /* Reserved word type */
   WT_TEXT,                             /* Ordinary text */
   WT_EMPH,                             /* Emphasized text */
   WT_SMALL,                            /* Small font */