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-rw-r--r--include/locale.h4
-rw-r--r--include/stddef.h4
-rw-r--r--include/stdio.h4
-rw-r--r--include/stdlib.h4
-rw-r--r--include/string.h4
-rw-r--r--include/time.h4
-rw-r--r--include/unistd.h4
-rw-r--r--include/wchar.h4
8 files changed, 24 insertions, 8 deletions
diff --git a/include/locale.h b/include/locale.h
index ce38438..11106fe 100644
--- a/include/locale.h
+++ b/include/locale.h
@@ -7,7 +7,9 @@ extern "C" {
#include <features.h>
-#ifdef __cplusplus
+#if __cplusplus >= 201103L
+#define NULL nullptr
+#elif defined(__cplusplus)
#define NULL 0L
#else
#define NULL ((void*)0)
diff --git a/include/stddef.h b/include/stddef.h
index bd75385..f25b863 100644
--- a/include/stddef.h
+++ b/include/stddef.h
@@ -1,7 +1,9 @@
#ifndef _STDDEF_H
#define _STDDEF_H
-#ifdef __cplusplus
+#if __cplusplus >= 201103L
+#define NULL nullptr
+#elif defined(__cplusplus)
#define NULL 0L
#else
#define NULL ((void*)0)
diff --git a/include/stdio.h b/include/stdio.h
index 3604198..d1ed01f 100644
--- a/include/stdio.h
+++ b/include/stdio.h
@@ -25,7 +25,9 @@ extern "C" {
#include <bits/alltypes.h>
-#ifdef __cplusplus
+#if __cplusplus >= 201103L
+#define NULL nullptr
+#elif defined(__cplusplus)
#define NULL 0L
#else
#define NULL ((void*)0)
diff --git a/include/stdlib.h b/include/stdlib.h
index 7af86e3..b507ca3 100644
--- a/include/stdlib.h
+++ b/include/stdlib.h
@@ -7,7 +7,9 @@ extern "C" {
#include <features.h>
-#ifdef __cplusplus
+#if __cplusplus >= 201103L
+#define NULL nullptr
+#elif defined(__cplusplus)
#define NULL 0L
#else
#define NULL ((void*)0)
diff --git a/include/string.h b/include/string.h
index 795a2ab..43ad094 100644
--- a/include/string.h
+++ b/include/string.h
@@ -7,7 +7,9 @@ extern "C" {
#include <features.h>
-#ifdef __cplusplus
+#if __cplusplus >= 201103L
+#define NULL nullptr
+#elif defined(__cplusplus)
#define NULL 0L
#else
#define NULL ((void*)0)
diff --git a/include/time.h b/include/time.h
index 5494df1..3d94837 100644
--- a/include/time.h
+++ b/include/time.h
@@ -7,7 +7,9 @@ extern "C" {
#include <features.h>
-#ifdef __cplusplus
+#if __cplusplus >= 201103L
+#define NULL nullptr
+#elif defined(__cplusplus)
#define NULL 0L
#else
#define NULL ((void*)0)
diff --git a/include/unistd.h b/include/unistd.h
index 1306402..ee2dbe8 100644
--- a/include/unistd.h
+++ b/include/unistd.h
@@ -15,7 +15,9 @@ extern "C" {
#define SEEK_CUR 1
#define SEEK_END 2
-#ifdef __cplusplus
+#if __cplusplus >= 201103L
+#define NULL nullptr
+#elif defined(__cplusplus)
#define NULL 0L
#else
#define NULL ((void*)0)
diff --git a/include/wchar.h b/include/wchar.h
index 88eb55b..ed5d774 100644
--- 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)