+#ifndef __DECC
+
+#ifdef __GNUC__
+int snprintf (char *buf, size_t max, const char *fmt, ...) __attribute__((__format__(__printf__,3,4)));
+int vsnprintf (char *buf, size_t max, const char *fmt, va_list argp) __attribute__((__format__(__printf__,3,0)));
+#else