[mkgmap-dev] debugging ferries

Hi, I tested the ferry routing with mkgmap default style and found that my Nüvi was not able to route me to Borkum. When I set a via point on the ferry route it works ok, but without this via point mapsource does "direct line routing". MS screenshot: <http://up.picr.de/4006248.png> There is no tile-boundary in between. Chris