extern int vsnprintf(char *buf, size_t __maxlen, const char *format, va_list args);\r
extern int vsprintf(char *buf, const char *format, va_list args);\r
extern int sprintf(char *buf, const char *format, ...);\r
+extern int snprintf(char *buf, size_t maxlen, const char *format, ...);\r
\r
extern FILE *fopen(const char *file, const char *mode);\r
extern FILE *freopen(const char *file, const char *mode, FILE *fp);\r