===================================================================
RCS file: /cvs/mandoc/roff.c,v
retrieving revision 1.347
retrieving revision 1.348
diff -u -p -r1.347 -r1.348
--- mandoc/roff.c	2018/12/13 03:40:13	1.347
+++ mandoc/roff.c	2018/12/13 05:23:38	1.348
@@ -1,4 +1,4 @@
-/*	$Id: roff.c,v 1.347 2018/12/13 03:40:13 schwarze Exp $ */
+/*	$Id: roff.c,v 1.348 2018/12/13 05:23:38 schwarze Exp $ */
 /*
  * Copyright (c) 2008-2012, 2014 Kristaps Dzonsons <kristaps@bsd.lv>
  * Copyright (c) 2010-2015, 2017, 2018 Ingo Schwarze <schwarze@openbsd.org>
@@ -3153,8 +3153,7 @@ roff_EQ(ROFF_ARGS)
 	n = roff_node_alloc(r->man, ln, ppos, ROFFT_EQN, TOKEN_NONE);
 	if (ln > r->man->last->line)
 		n->flags |= NODE_LINE;
-	n->eqn = mandoc_calloc(1, sizeof(*n->eqn));
-	n->eqn->expectargs = UINT_MAX;
+	n->eqn = eqn_box_new();
 	roff_node_append(r->man, n);
 	r->man->next = ROFF_NEXT_SIBLING;