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+++ b/third_party/libuv/docs/src/prepare.rst	Wed Jan 14 19:39:52 2026 -0800
@@ -0,0 +1,54 @@
+
+.. _prepare:
+
+:c:type:`uv_prepare_t` --- Prepare handle
+=========================================
+
+Prepare handles will run the given callback once per loop iteration, right
+before polling for i/o.
+
+
+Data types
+----------
+
+.. c:type:: uv_prepare_t
+
+    Prepare handle type.
+
+.. c:type:: void (*uv_prepare_cb)(uv_prepare_t* handle)
+
+    Type definition for callback passed to :c:func:`uv_prepare_start`.
+
+
+Public members
+^^^^^^^^^^^^^^
+
+N/A
+
+.. seealso:: The :c:type:`uv_handle_t` members also apply.
+
+
+API
+---
+
+.. c:function:: int uv_prepare_init(uv_loop_t* loop, uv_prepare_t* prepare)
+
+    Initialize the handle. This function always succeeds.
+
+    :returns: 0
+
+.. c:function:: int uv_prepare_start(uv_prepare_t* prepare, uv_prepare_cb cb)
+
+    Start the handle with the given callback. This function always succeeds,
+    except when `cb` is `NULL`.
+
+    :returns: 0 on success, or `UV_EINVAL` when `cb == NULL`.
+
+.. c:function:: int uv_prepare_stop(uv_prepare_t* prepare)
+
+    Stop the handle, the callback will no longer be called.
+    This function always succeeds.
+
+    :returns: 0
+
+.. seealso:: The :c:type:`uv_handle_t` API functions also apply.