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-rw-r--r--libstdc++-v3/acconfig.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/libstdc++-v3/acconfig.h b/libstdc++-v3/acconfig.h
index 1532bb2d1dc..06aa7be04dc 100644
--- a/libstdc++-v3/acconfig.h
+++ b/libstdc++-v3/acconfig.h
@@ -64,7 +64,10 @@
#undef HAVE_GTHR_DEFAULT
// Define if lrand48 exists.
-#undef HAVE_LRAND48
+#undef HAVE_DRAND48
+
+// Define if isatty exists.
+#undef HAVE_ISATTY
// Define if getpagesize exists.
#undef HAVE_GETPAGESIZE