define NULL as nullptr when used in C++11 or later

[musl] / include / wchar.h

diff --git a/include/wchar.h b/include/wchar.h
index 88eb55b..ed5d774 100644 (file)
--- a/include/wchar.h
+++ b/include/wchar.h
@@ -38,7 +38,9 @@ extern "C" {
 #define WCHAR_MIN (-1-0x7fffffff+L'\0')
 #endif
 
-#ifdef __cplusplus
+#if __cplusplus >= 201103L
+#define NULL nullptr
+#elif defined(__cplusplus)
 #define NULL 0L
 #else
 #define NULL ((void*)0)