diff --git a/src/rt/rustrt.def.in b/src/rt/rustrt.def.in
index c392b7142e15..744f4999d860 100644
--- a/src/rt/rustrt.def.in
+++ b/src/rt/rustrt.def.in
@@ -94,6 +94,33 @@ rust_uv_async_init
 rust_uv_timer_init
 rust_uv_timer_start
 rust_uv_timer_stop
+rust_uv_free
+rust_uv_tcp_init
+rust_uv_buf_init
+rust_uv_last_error
+rust_uv_ip4_test_verify_port_val
+rust_uv_ip4_addr
+rust_uv_tcp_connect
+rust_uv_write
+rust_uv_read_start
+rust_uv_read_stop
+rust_uv_malloc_buf_base_of
+rust_uv_free_base_of_buf
+rust_uv_helper_uv_tcp_t_size
+rust_uv_helper_uv_connect_t_size
+rust_uv_helper_uv_buf_t_size
+rust_uv_helper_uv_write_t_size
+rust_uv_helper_uv_err_t_size
+rust_uv_helper_sockaddr_in_size
+rust_uv_get_stream_handle_from_connect_req
+rust_uv_get_stream_handle_from_write_req
+rust_uv_get_loop_for_uv_handle
+rust_uv_get_data_for_uv_handle
+rust_uv_set_data_for_uv_handle
+rust_uv_get_data_for_req
+rust_uv_set_data_for_req
+rust_uv_get_base_from_buf
+rust_uv_get_len_from_buf
 rust_dbg_lock_create
 rust_dbg_lock_destroy
 rust_dbg_lock_lock