增加<stddef.h>

mysterywolf · mysterywolf · commit 53450b352831 · 2021-12-20T13:28:07.000-05:00
diff --git a/inc/webclient.h b/inc/webclient.h
@@ -18,6 +18,7 @@
 #define __WEBCLIENT_H__
 
 #include <rtthread.h>
+#include <stddef.h>
 
 #if defined(WEBCLIENT_USING_MBED_TLS) || defined(WEBCLIENT_USING_SAL_TLS)
 #include <tls_client.h>
