Index: src/daemon/daemon.c
===================================================================
--- src/daemon/daemon.c	(revision 12520)
+++ src/daemon/daemon.c	(working copy)
@@ -1639,13 +1639,6 @@
 	}
       retVal->socket_fd = socket_fd;
 
-      if ((options & MHD_USE_IPv6) != 0)
-	{
-	  const int on = 1;
-	  setsockopt (socket_fd, 
-		      IPPROTO_IPV6, IPV6_V6ONLY, 
-		      &on, sizeof (on));      
-	}
       if (BIND (socket_fd, servaddr, addrlen) == -1)
 	{
 #if HAVE_MESSAGES