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-rw-r--r--mdk-stage1/dietlibc/include/features.h9
1 files changed, 7 insertions, 2 deletions
diff --git a/mdk-stage1/dietlibc/include/features.h b/mdk-stage1/dietlibc/include/features.h
index 5b0283f20..d2b92d15c 100644
--- a/mdk-stage1/dietlibc/include/features.h
+++ b/mdk-stage1/dietlibc/include/features.h
@@ -1,3 +1,8 @@
-#warning "someone included features.h, apparently someone is including glibc headers!"
+#ifndef _FEATURES_H
+#define _FEATURES_H
-#define __dietlibc__
+#ifndef __dietlibc__
+#error "not using the diet wrapper?!"
+#endif
+
+#endif