1 files changed, 1 insertions, 0 deletions
diff --git a/roff.h b/roff.h
index d90a68f7..f8555539 100644
--- a/roff.h
+++ b/roff.h
@@ -25,6 +25,7 @@ enum	rofferr {
 	ROFF_SO, /* include another file */
 	ROFF_IGN, /* ignore current line */
 	ROFF_TBL, /* a table row was successfully parsed */
+	ROFF_EQN, /* an equation was successfully parsed */
 	ROFF_ERR /* badness: puke and stop */
 };