===================================================================
RCS file: /cvs/mandoc/mandoc.h,v
retrieving revision 1.89
retrieving revision 1.91
diff -u -p -r1.89 -r1.91
--- mandoc/mandoc.h	2011/07/21 23:30:39	1.89
+++ mandoc/mandoc.h	2011/07/22 14:55:07	1.91
@@ -1,4 +1,4 @@
-/*	$Id: mandoc.h,v 1.89 2011/07/21 23:30:39 kristaps Exp $ */
+/*	$Id: mandoc.h,v 1.91 2011/07/22 14:55:07 kristaps Exp $ */
 /*
  * Copyright (c) 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
  *
@@ -110,7 +110,6 @@ enum	mandocerr {
 	MANDOCERR_ERROR, /* ===== start of errors ===== */
 
 	/* related to equations */
-	MANDOCERR_EQNARGS, /* bad equation macro arguments */
 	MANDOCERR_EQNNEST, /* too many nested equation defines */
 	MANDOCERR_EQNNSCOPE, /* unexpected equation scope closure*/
 	MANDOCERR_EQNSCOPE, /* equation scope open on exit */
@@ -285,7 +284,8 @@ struct	tbl_span {
 enum	eqn_boxt {
 	EQN_ROOT, /* root of parse tree */
 	EQN_TEXT, /* text (number, variable, whatever) */
-	EQN_SUBEXPR /* nested subexpression */
+	EQN_SUBEXPR, /* nested `eqn' subexpression */
+	EQN_LIST /* list of subexpressions */
 };
 
 enum	eqn_markt {