--- OLD/xc/programs/xdm/xdmcp.c	Thu Jan  1 00:00:00 1970
+++ NEW/xc/programs/xdm/xdmcp.c	Thu Jan  1 00:00:00 1970
@@ -281,7 +281,7 @@
 	query_respond (&addr, addrlen, header.length);
 	break;
     case INDIRECT_QUERY:
-	indirect_respond (&addr, addrlen, header.length);
+	indirect_respond ((struct sockaddr *)&addr, addrlen, header.length);
 	break;
     case FORWARD_QUERY:
 	forward_respond (&addr, addrlen, header.length);