1 files changed, 3 insertions, 0 deletions
diff --git a/mandoc.h b/mandoc.h
index 67abe210..3f2a7e1c 100644
--- a/mandoc.h
+++ b/mandoc.h
@@ -46,6 +46,9 @@ enum	mandocerr {
 
 	MANDOCERR_STYLE, /* ===== start of style suggestions ===== */
 
+	MANDOCERR_MDOCDATE, /* Mdocdate found: Dd ... */
+	MANDOCERR_MDOCDATE_MISSING, /* Mdocdate missing: Dd ... */
+	MANDOCERR_DATE_LEGACY, /* legacy man(7) date format: Dd ... */
 	MANDOCERR_MACRO_USELESS, /* useless macro: macro */
 	MANDOCERR_BX, /* consider using OS macro: macro */
 	MANDOCERR_ER_ORDER, /* errnos out of order: Er ... */