Remove old libgraph usage

diff --git a/lib/dotgen/rank.c b/lib/dotgen/rank.c
index 4f32f1a6244a86005288d0ee6d5f97d87534785d..d4bbab1a01265a3cf3fa3f90995194c0dca37a9c 100644 (file)
--- a/lib/dotgen/rank.c
+++ b/lib/dotgen/rank.c
@@ -556,7 +556,7 @@ static void dot1_rank(graph_t * g, aspect_t* asp)
     if (minmax_edges2(g, p))
        decompose(g, 0);
 #ifdef ALLOW_LEVELS
-    if ((N_level = agfindattr(g->proto->n, "level")))
+    if ((N_level = agattr(g,AGNODE,"level",NULL)))
        setRanks(g, N_level);
     else
 #endif