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-rw-r--r--include/stdio.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/stdio.h b/include/stdio.h
index cd60bb55..884d2e6a 100644
--- a/include/stdio.h
+++ b/include/stdio.h
@@ -21,7 +21,11 @@ extern "C" {
 
 #include <bits/alltypes.h>
 
+#ifdef __cplusplus
 #define NULL 0L
+#else
+#define NULL ((void*)0)
+#endif
 
 #undef EOF
 #define EOF (-1)