http_port 80 accel defaultsite=tile.openstreetmap.org tcpkeepalive=60,10,6 http11
<% else -%>
http_port 80 accel no-vhost defaultsite=tile.openstreetmap.org tcpkeepalive=60,10,6
-
-#prefer IPv4 until everything is upgraded
-dns_v4_first on
<% end -%>
cache_effective_user proxy