adjust fallback INFINITY definition for FLT_EVAL_METHOD==2 case

[musl] / include / stddef.h

diff --git a/include/stddef.h b/include/stddef.h
index 9d52248..0a32919 100644 (file)
--- 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