get_crossing_type_str(graph->crossing_weight));
if (graph->crossing_phase2 != G_CROSSING_PHASE2)
obstack_fgrow1 (os, "\tcrossing_phase2:\t%s\n",
get_crossing_type_str(graph->crossing_weight));
if (graph->crossing_phase2 != G_CROSSING_PHASE2)
obstack_fgrow1 (os, "\tcrossing_phase2:\t%s\n",