update

1 files changed, 1 insertions, 1 deletions

diff --git a/include/rtthread.h b/include/rtthread.h
index 9d537d6e4d..7e6c9568b0 100644
--- a/include/rtthread.h
+++ b/include/rtthread.h
@@ -517,13 +517,13 @@ void rt_components_board_init(void);
 #else
 void rt_kprintf(const char *fmt, ...);
 void rt_kputs(const char *str);
-rt_int32_t rt_sscanf(const char *buf, const char *fmt, ...);
 #endif
 
 rt_int32_t rt_vsprintf(char *dest, const char *format, va_list arg_ptr);
 rt_int32_t rt_vsnprintf(char *buf, rt_size_t size, const char *fmt, va_list args);
 rt_int32_t rt_sprintf(char *buf, const char *format, ...);
 rt_int32_t rt_snprintf(char *buf, rt_size_t size, const char *format, ...);
+rt_int32_t rt_sscanf(const char *buf, const char *fmt, ...);
 
 #if defined(RT_USING_DEVICE) && defined(RT_USING_CONSOLE)
 rt_device_t rt_console_set_device(const char *name);