#define strtok_r strtok_s
#define S_ISREG(x) (((x) & S_IFMT) == S_IFREG)
#if _MSC_VER < 1900
-#define snprintf _snprintf
+int x264_snprintf( char *s, size_t n, const char *fmt, ... );
+int x264_vsnprintf( char *s, size_t n, const char *fmt, va_list arg );
+#define snprintf x264_snprintf
+#define vsnprintf x264_vsnprintf
#endif
#endif