diff --git a/docs/annotated.html b/docs/annotated.html
index 24b6a9f..c1a8ae5 100644
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+    <li class="footer">Generated on Thu Nov 30 2023 16:11:44 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
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diff --git a/docs/classes.html b/docs/classes.html
index d10826a..86c52dc 100644
--- a/docs/classes.html
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@@ -99,7 +99,7 @@
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+    <li class="footer">Generated on Thu Nov 30 2023 16:11:44 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
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diff --git a/docs/dir_0315ccb147cbbd68fff85702afb63e70.html b/docs/dir_0315ccb147cbbd68fff85702afb63e70.html
index 10b3ff3..f6e12fb 100644
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@@ -98,7 +98,7 @@
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-    <li class="footer">Generated on Mon Oct 30 2023 16:11:01 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
+    <li class="footer">Generated on Thu Nov 30 2023 16:11:44 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
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diff --git a/docs/dir_409f97388efe006bc3438b95e9edef48.html b/docs/dir_409f97388efe006bc3438b95e9edef48.html
index 28f5abc..5836989 100644
--- a/docs/dir_409f97388efe006bc3438b95e9edef48.html
+++ b/docs/dir_409f97388efe006bc3438b95e9edef48.html
@@ -100,7 +100,7 @@
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-    <li class="footer">Generated on Mon Oct 30 2023 16:11:01 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
+    <li class="footer">Generated on Thu Nov 30 2023 16:11:44 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
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index f22b164..5348bd1 100644
--- a/docs/dir_68267d1309a1af8e8297ef4c3efbcdba.html
+++ b/docs/dir_68267d1309a1af8e8297ef4c3efbcdba.html
@@ -94,7 +94,7 @@
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-    <li class="footer">Generated on Mon Oct 30 2023 16:11:01 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
+    <li class="footer">Generated on Thu Nov 30 2023 16:11:44 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
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index 862a384..92d96af 100644
--- a/docs/dir_86d0af1c976cb2104552e4f347bf9ac9.html
+++ b/docs/dir_86d0af1c976cb2104552e4f347bf9ac9.html
@@ -94,7 +94,7 @@
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-    <li class="footer">Generated on Mon Oct 30 2023 16:11:01 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
+    <li class="footer">Generated on Thu Nov 30 2023 16:11:44 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
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diff --git a/docs/dir_88fad670f0983a8d34917f1a982db765.html b/docs/dir_88fad670f0983a8d34917f1a982db765.html
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@@ -94,7 +94,7 @@
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-    <li class="footer">Generated on Mon Oct 30 2023 16:11:01 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
+    <li class="footer">Generated on Thu Nov 30 2023 16:11:44 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
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--- a/docs/dir_89df34ed40a6a7fa38bf14ddadaf6de0.html
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@@ -94,7 +94,7 @@
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-    <li class="footer">Generated on Mon Oct 30 2023 16:11:01 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
+    <li class="footer">Generated on Thu Nov 30 2023 16:11:44 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
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diff --git a/docs/dir_c616d9650c6704449007aa33708f33c8.html b/docs/dir_c616d9650c6704449007aa33708f33c8.html
index 08c852c..bb5a111 100644
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@@ -94,7 +94,7 @@
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-    <li class="footer">Generated on Mon Oct 30 2023 16:11:01 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
+    <li class="footer">Generated on Thu Nov 30 2023 16:11:44 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
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@@ -94,7 +94,7 @@
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-    <li class="footer">Generated on Mon Oct 30 2023 16:11:01 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
+    <li class="footer">Generated on Thu Nov 30 2023 16:11:44 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
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diff --git a/docs/functions.html b/docs/functions.html
index 742a211..39e4749 100644
--- a/docs/functions.html
+++ b/docs/functions.html
@@ -343,7 +343,7 @@ <h3><a id="index_v"></a>- v -</h3><ul>
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 <div id="nav-path" class="navpath"><!-- id is needed for treeview function! -->
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-    <li class="footer">Generated on Mon Oct 30 2023 16:11:01 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
+    <li class="footer">Generated on Thu Nov 30 2023 16:11:44 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
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diff --git a/docs/functions_vars.html b/docs/functions_vars.html
index d352bd1..39fa231 100644
--- a/docs/functions_vars.html
+++ b/docs/functions_vars.html
@@ -343,7 +343,7 @@ <h3><a id="index_v"></a>- v -</h3><ul>
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 <div id="nav-path" class="navpath"><!-- id is needed for treeview function! -->
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-    <li class="footer">Generated on Mon Oct 30 2023 16:11:01 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
+    <li class="footer">Generated on Thu Nov 30 2023 16:11:44 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
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index 60631b6..c0c1769 100644
--- a/docs/graph_legend.html
+++ b/docs/graph_legend.html
@@ -153,7 +153,7 @@
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-    <li class="footer">Generated on Mon Oct 30 2023 16:11:01 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
+    <li class="footer">Generated on Thu Nov 30 2023 16:11:44 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
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index 0d0b672..a8c3f42 100644
--- a/docs/group___basic_def.html
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-    <li class="footer">Generated on Mon Oct 30 2023 16:11:01 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
+    <li class="footer">Generated on Thu Nov 30 2023 16:11:44 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
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diff --git a/docs/group___clock.html b/docs/group___clock.html
index 01351ca..42942bd 100644
--- a/docs/group___clock.html
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@@ -941,7 +941,7 @@ <h2 class="memtitle"><span class="permalink"><a href="#gac5298e02b109e4885723f61
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+    <li class="footer">Generated on Thu Nov 30 2023 16:11:44 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
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diff --git a/docs/group___d_f_s.html b/docs/group___d_f_s.html
index eb94fd8..46d0924 100644
--- a/docs/group___d_f_s.html
+++ b/docs/group___d_f_s.html
@@ -254,7 +254,7 @@ <h2 class="memtitle"><span class="permalink"><a href="#gabd8ed9059034edfcf320864
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-    <li class="footer">Generated on Mon Oct 30 2023 16:11:01 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
+    <li class="footer">Generated on Thu Nov 30 2023 16:11:44 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
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index 9127274..4a5c5db 100644
--- a/docs/group___device.html
+++ b/docs/group___device.html
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+    <li class="footer">Generated on Thu Nov 30 2023 16:11:44 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
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index 1275c9d..d974c66 100644
--- a/docs/group___error.html
+++ b/docs/group___error.html
@@ -386,7 +386,7 @@ <h2 class="memtitle"><span class="permalink"><a href="#gad82af9038c8e761ae4f6cc3
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+    <li class="footer">Generated on Thu Nov 30 2023 16:11:44 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
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diff --git a/docs/group___fd.html b/docs/group___fd.html
index 9267cf8..06e859f 100644
--- a/docs/group___fd.html
+++ b/docs/group___fd.html
@@ -187,7 +187,7 @@ <h2 class="memtitle"><span class="permalink"><a href="#ga79252d856cffbc461cc6e8f
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+    <li class="footer">Generated on Thu Nov 30 2023 16:11:44 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
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diff --git a/docs/group___file_api.html b/docs/group___file_api.html
index 2b17dc6..48b44ba 100644
--- a/docs/group___file_api.html
+++ b/docs/group___file_api.html
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+    <li class="footer">Generated on Thu Nov 30 2023 16:11:44 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
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diff --git a/docs/group___fs_api.html b/docs/group___fs_api.html
index e938815..a66531f 100644
--- a/docs/group___fs_api.html
+++ b/docs/group___fs_api.html
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+    <li class="footer">Generated on Thu Nov 30 2023 16:11:44 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
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diff --git a/docs/group___fs_posix_api.html b/docs/group___fs_posix_api.html
index c39bba6..c6bfd9b 100644
--- a/docs/group___fs_posix_api.html
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+    <li class="footer">Generated on Thu Nov 30 2023 16:11:44 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
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diff --git a/docs/group___hook.html b/docs/group___hook.html
index 8febbdc..278de5f 100644
--- a/docs/group___hook.html
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+<b>Value:</b><div class="fragment"><div class="line">    <span class="keywordflow">for</span> (pos = ((head)-&gt;next == (RT_NULL) ? (RT_NULL) : <a class="code" href="group___kernel_service.html#ga8388bfc9039b65b59378adb640d2bbb8">rt_slist_entry</a>((head)-&gt;next, typeof(*pos), member)); \</div>
+<div class="line">         pos != (RT_NULL) &amp;&amp; &amp;pos-&gt;member != (RT_NULL); \</div>
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index 2e675b1..44ee823 100644
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index da8aa08..91a924d 100644
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index d2fa9ce..0c8ff4b 100644
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index 137f87d..40c0d00 100644
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index 680a1de..e991afe 100644
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+    <li class="footer">Generated on Thu Nov 30 2023 16:11:44 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
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index a6cbaa9..222adbf 100644
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+    <li class="footer">Generated on Thu Nov 30 2023 16:11:44 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
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diff --git a/docs/structrt__hw__backtrace__frame.html b/docs/structrt__hw__backtrace__frame.html
index 18b4ee9..9f60aeb 100644
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+    <li class="footer">Generated on Thu Nov 30 2023 16:11:44 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
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index 0ae9865..deb5b49 100644
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+    <li class="footer">Generated on Thu Nov 30 2023 16:11:44 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
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index 6e93676..e274c48 100644
--- a/docs/structrt__list__node.html
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+    <li class="footer">Generated on Thu Nov 30 2023 16:11:44 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
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diff --git a/docs/structrt__mailbox.html b/docs/structrt__mailbox.html
index e0d7843..80f2552 100644
--- a/docs/structrt__mailbox.html
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+    <li class="footer">Generated on Thu Nov 30 2023 16:11:44 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
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diff --git a/docs/structrt__mempool.html b/docs/structrt__mempool.html
index 364e257..9b51edf 100644
--- a/docs/structrt__mempool.html
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+    <li class="footer">Generated on Thu Nov 30 2023 16:11:44 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
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index 30200d1..643fe96 100644
--- a/docs/structrt__messagequeue.html
+++ b/docs/structrt__messagequeue.html
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+    <li class="footer">Generated on Thu Nov 30 2023 16:11:44 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
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diff --git a/docs/structrt__mutex.html b/docs/structrt__mutex.html
index bc9b08f..09f2ca0 100644
--- a/docs/structrt__mutex.html
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+    <li class="footer">Generated on Thu Nov 30 2023 16:11:44 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
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diff --git a/docs/structrt__object.html b/docs/structrt__object.html
index 490585e..c2133c7 100644
--- a/docs/structrt__object.html
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+    <li class="footer">Generated on Thu Nov 30 2023 16:11:44 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
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index 39991a6..1fa8c4a 100644
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+    <li class="footer">Generated on Thu Nov 30 2023 16:11:44 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
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diff --git a/docs/structrt__semaphore.html b/docs/structrt__semaphore.html
index 0e21920..e25dd1d 100644
--- a/docs/structrt__semaphore.html
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-    <li class="footer">Generated on Mon Oct 30 2023 16:11:01 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
+    <li class="footer">Generated on Thu Nov 30 2023 16:11:44 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
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diff --git a/docs/structrt__slist__node.html b/docs/structrt__slist__node.html
index 38060cb..99ebc06 100644
--- a/docs/structrt__slist__node.html
+++ b/docs/structrt__slist__node.html
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-    <li class="footer">Generated on Mon Oct 30 2023 16:11:01 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
+    <li class="footer">Generated on Thu Nov 30 2023 16:11:44 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
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diff --git a/docs/structrt__thread.html b/docs/structrt__thread.html
index c49e034..316724e 100644
--- a/docs/structrt__thread.html
+++ b/docs/structrt__thread.html
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-    <li class="footer">Generated on Mon Oct 30 2023 16:11:01 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
+    <li class="footer">Generated on Thu Nov 30 2023 16:11:44 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
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diff --git a/docs/structrt__timer.html b/docs/structrt__timer.html
index e8c2f0f..3ef2df9 100644
--- a/docs/structrt__timer.html
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-    <li class="footer">Generated on Mon Oct 30 2023 16:11:01 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
+    <li class="footer">Generated on Thu Nov 30 2023 16:11:44 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
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diff --git a/docs/structrt__wqueue.html b/docs/structrt__wqueue.html
index 581272e..554d95d 100644
--- a/docs/structrt__wqueue.html
+++ b/docs/structrt__wqueue.html
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-    <li class="footer">Generated on Mon Oct 30 2023 16:11:01 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
+    <li class="footer">Generated on Thu Nov 30 2023 16:11:44 for RT-Thread RTOS by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
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 </body>
diff --git a/rt-thread b/rt-thread
index 7066761..c87872c 160000
--- a/rt-thread
+++ b/rt-thread
@@ -1 +1 @@
-Subproject commit 7066761510dd3cb712c9e3657ac4da3ee220a20a
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