diff --git a/APP_Framework/Framework/connection/adapter.h b/APP_Framework/Framework/connection/adapter.h
index 71fbd65c5..27ef3031e 100644
--- a/APP_Framework/Framework/connection/adapter.h
+++ b/APP_Framework/Framework/connection/adapter.h
@@ -27,7 +27,7 @@
 #include <string.h>
 #include <stdint.h>
 #include <sys/types.h>
-#include <at_agent.h>
+#include "at_agent.h"
 
 #ifdef __cplusplus
 extern "C" {
diff --git a/APP_Framework/Framework/connection/adapter_agent.c b/APP_Framework/Framework/connection/adapter_agent.c
index 4e2702d15..2e072451f 100755
--- a/APP_Framework/Framework/connection/adapter_agent.c
+++ b/APP_Framework/Framework/connection/adapter_agent.c
@@ -31,6 +31,10 @@
 #ifdef ADD_RTTHREAD_FEATURES
 #include <rtthread.h>
 #endif
+
+#include "at_agent.h"
+#include "adapter.h"
+
 #define AT_CMD_MAX_LEN 128
 #define AT_AGENT_MAX 2
 static char send_buf[AT_CMD_MAX_LEN];
diff --git a/APP_Framework/Framework/connection/at_agent.h b/APP_Framework/Framework/connection/at_agent.h
index 7de80be3f..4e9c3f016 100755
--- a/APP_Framework/Framework/connection/at_agent.h
+++ b/APP_Framework/Framework/connection/at_agent.h
@@ -58,17 +58,7 @@ struct ATAgent
     uint32 maintain_len;
     uint32 maintain_max;
 
-#ifdef ADD_XIZI_FEATURES
-
-#if defined(ADAPTER_GM800TF) || defined(ADAPTER_EC801E)
     pthread_mutex_t lock;
-#else
-	int lock;
-#endif
-
-#else // ADD_XIZI_FEATURES
-    pthread_mutex_t lock;
-#endif
 
     ATReplyType reply;
     char reply_lr_end;
diff --git a/Ubiquitous/XiZi_IIoT/resources/ethernet/LwIP/arch/cc.h b/Ubiquitous/XiZi_IIoT/resources/ethernet/LwIP/arch/cc.h
index 46640e347..d7a8e7547 100644
--- a/Ubiquitous/XiZi_IIoT/resources/ethernet/LwIP/arch/cc.h
+++ b/Ubiquitous/XiZi_IIoT/resources/ethernet/LwIP/arch/cc.h
@@ -32,10 +32,16 @@
 #ifndef __CC_H__
 #define __CC_H__
 
-#include "stdio.h"
+// IWYU pragma: begin_exports
+
+#include <stdio.h>
+
+#include "sys/time.h"
 
 #include "main.h"
 
+// IWYU pragma: end_exports
+
 //typedef unsigned   char    u8_t;
 //typedef signed     char    s8_t;
 //typedef unsigned   short   u16_t;