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-rw-r--r--newlib/acconfig.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/newlib/acconfig.h b/newlib/acconfig.h
index d8b7dc774..2a138414c 100644
--- a/newlib/acconfig.h
+++ b/newlib/acconfig.h
@@ -9,6 +9,10 @@
/* Newlib version */
#undef _NEWLIB_VERSION
+/* C99 formats support (such as %a, %zu, ...) in IO functions like
+ * printf/scanf enabled */
+#undef _WANT_IO_C99_FORMATS
+
/* long long type support in IO functions like printf/scanf enabled */
#undef _WANT_IO_LONG_LONG
@@ -154,4 +158,3 @@
#undef _ICONV_FROM_ENCODING_WIN_1258
#endif /* !__NEWLIB_H__ */
-