===================================================================
RCS file: /cvs/mandoc/mandoc.h,v
retrieving revision 1.93
retrieving revision 1.95
diff -u -p -r1.93 -r1.95
--- mandoc/mandoc.h	2011/07/23 12:10:16	1.93
+++ mandoc/mandoc.h	2011/07/23 18:44:42	1.95
@@ -1,4 +1,4 @@
-/*	$Id: mandoc.h,v 1.93 2011/07/23 12:10:16 kristaps Exp $ */
+/*	$Id: mandoc.h,v 1.95 2011/07/23 18:44:42 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_EQNNEST, /* too many nested equation defines */
 	MANDOCERR_EQNNSCOPE, /* unexpected equation scope closure*/
 	MANDOCERR_EQNSCOPE, /* equation scope open on exit */
 	MANDOCERR_EQNBADSCOPE, /* overlapping equation scopes */
@@ -323,9 +322,11 @@ enum	eqn_post {
 
 enum	eqn_pilet {
 	EQNPILE_NONE = 0,
+	EQNPILE_PILE,
 	EQNPILE_CPILE,
 	EQNPILE_RPILE,
 	EQNPILE_LPILE,
+	EQNPILE_COL,
 	EQNPILE_CCOL,
 	EQNPILE_RCOL,
 	EQNPILE_LCOL,
@@ -358,6 +359,7 @@ struct	eqn_box {
  * line and position. 
  */
 struct	eqn {
+	char		 *name; /* identifier (or NULL) */
 	struct eqn_box	 *root; /* root mathematical expression */
 	int		  ln; /* invocation line */
 	int		  pos; /* invocation position */