From d4b5555b7e4901f4d643d74696050e10b510421e Mon Sep 17 00:00:00 2001
From: "Man, Jianting (Meco)" <920369182@qq.com>
Date: Thu, 10 Feb 2022 05:19:33 -0500
Subject: [PATCH] =?UTF-8?q?=E7=A7=BB=E9=99=A4localtime=5Fr=E5=A4=9A?=
 =?UTF-8?q?=E4=BD=99=E7=9A=84=E5=A3=B0=E6=98=8E=20(#5590)?=
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---
 components/utilities/ulog/ulog.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/components/utilities/ulog/ulog.c b/components/utilities/ulog/ulog.c
index 04a36a70aa..ab22e516a5 100644
--- a/components/utilities/ulog/ulog.c
+++ b/components/utilities/ulog/ulog.c
@@ -274,7 +274,6 @@ RT_WEAK rt_size_t ulog_formater(char *log_buf, rt_uint32_t level, const char *ta
     /* add time info */
     {
 #ifdef ULOG_TIME_USING_TIMESTAMP
-        extern struct tm* localtime_r(const time_t* t, struct tm* r);
         static struct timeval now;
         static struct tm *tm, tm_tmp;
         static rt_bool_t check_usec_support = RT_FALSE, usec_is_support = RT_FALSE;