From 355c1303e9af2a5269224df2c7d530384822f60d Mon Sep 17 00:00:00 2001
From: Matthew Fernandez <matthew.fernandez@gmail.com>
Date: Wed, 6 Oct 2021 20:50:21 -0700
Subject: [PATCH] completeregularpath: squash a -Wunused-parameter warning

---
 lib/dotgen/dotsplines.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/lib/dotgen/dotsplines.c b/lib/dotgen/dotsplines.c
index 4245552e7..415b7bd9b 100644
--- a/lib/dotgen/dotsplines.c
+++ b/lib/dotgen/dotsplines.c
@@ -2004,6 +2004,9 @@ completeregularpath(path * P, edge_t * first, edge_t * last,
 		    pathend_t * tendp, pathend_t * hendp, boxf * boxes,
 		    int boxn, int flag)
 {
+    // this implementation of completeregularpath ignores the flag
+    (void)flag;
+
     edge_t *uleft, *uright, *lleft, *lright;
     int i, fb, lb;
     splines *spl;
-- 
2.40.0