neatogen swap_ends_p: squash a -Wunused-parameter warning

diff --git a/lib/neatogen/neatosplines.c b/lib/neatogen/neatosplines.c
index f66325ea8c45bbd9ff40f5bce7c647644a3de0c4..ae2e903efa6a875e313f62cb7d36dd15890f8fd1 100644 (file)
--- a/lib/neatogen/neatosplines.c
+++ b/lib/neatogen/neatosplines.c
@@ -32,6 +32,7 @@ static boolean spline_merge(node_t * n)
 
 static boolean swap_ends_p(edge_t * e)
 {
+    (void)e;
     return FALSE;
 }