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-rw-r--r--include/stddef.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/stddef.h b/include/stddef.h
index 9d522486..0a329190 100644
--- a/include/stddef.h
+++ b/include/stddef.h
@@ -1,7 +1,11 @@
 #ifndef _STDDEF_H
 #define _STDDEF_H
 
+#ifdef __cplusplus
 #define NULL 0L
+#else
+#define NULL ((void*)0)
+#endif
 
 #define __NEED_ptrdiff_t
 #define __NEED_size_t