From dd92ea29412d5cade5094865094df25988e47a29 Mon Sep 17 00:00:00 2001
From: Matthew Fernandez <matthew.fernandez@gmail.com>
Date: Fri, 23 Apr 2021 20:00:15 -0700
Subject: [PATCH] add a return vaule to add_p_edges

Related to #1801.
---
 lib/ortho/ortho.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/lib/ortho/ortho.c b/lib/ortho/ortho.c
index 0b847acc0..716b2a724 100644
--- a/lib/ortho/ortho.c
+++ b/lib/ortho/ortho.c
@@ -1063,7 +1063,7 @@ addPEdges (channel* cp, maze* mp)
     }
 }
 
-static void 
+static int
 add_p_edges (Dt_t* chans, maze* mp)
 {
     Dt_t* lp;
@@ -1076,6 +1076,8 @@ add_p_edges (Dt_t* chans, maze* mp)
 	    addPEdges ((channel*)l2, mp);
    	}
     }
+
+    return 0;
 }
 
 static int
-- 
2.40.0