remove dead ipv6 exports

@@ -35,13 +35,9 @@
 EXPORT_SYMBOL(in6addr_any);
 EXPORT_SYMBOL(in6addr_loopback);
 EXPORT_SYMBOL(in6_dev_finish_destroy);
-EXPORT_SYMBOL(ip6_find_1stfragopt);
 #ifdef CONFIG_XFRM
 EXPORT_SYMBOL(xfrm6_rcv);
 #endif
 EXPORT_SYMBOL(rt6_lookup);
 EXPORT_SYMBOL(fl6_sock_lookup);
-EXPORT_SYMBOL(ip6_append_data);
-EXPORT_SYMBOL(ip6_flush_pending_frames);
-EXPORT_SYMBOL(ip6_push_pending_frames);
 EXPORT_SYMBOL(ipv6_push_nfrag_opts);