ngx_udp_recv()
diff --git a/src/os/unix/ngx_freebsd_init.c b/src/os/unix/ngx_freebsd_init.c
index cb44829..26499bd 100644
--- a/src/os/unix/ngx_freebsd_init.c
+++ b/src/os/unix/ngx_freebsd_init.c
@@ -30,6 +30,7 @@
 static ngx_os_io_t ngx_freebsd_io = {
     ngx_unix_recv,
     ngx_readv_chain,
+    ngx_udp_unix_recv,
     ngx_unix_send,
 #if (NGX_HAVE_SENDFILE)
     ngx_freebsd_sendfile_chain,