From d35821fb1673ce1dacd5aada3c66446d9264e7f3 Mon Sep 17 00:00:00 2001
From: nsfisis <nsfisis@gmail.com>
Date: Sat, 2 Aug 2025 02:27:18 +0900
Subject: feat: add ducc version of stddef.h

---
 include/stddef.h | 10 ++++++++++
 std.h            |  4 +---
 2 files changed, 11 insertions(+), 3 deletions(-)
 create mode 100644 include/stddef.h

diff --git a/include/stddef.h b/include/stddef.h
new file mode 100644
index 0000000..d4977de
--- /dev/null
+++ b/include/stddef.h
@@ -0,0 +1,10 @@
+#define NULL 0
+
+// TODO: unsigned
+typedef long size_t;
+
+// TODO:
+// - max_align_t (C11)
+// - nullptr_t (C23)
+// - offsetof
+// - ptrdiff_t
diff --git a/std.h b/std.h
index 7ba993a..80eaacd 100644
--- a/std.h
+++ b/std.h
@@ -1,4 +1,4 @@
-typedef long size_t;
+#include <stddef.h>
 
 struct FILE;
 typedef struct FILE FILE;
@@ -29,8 +29,6 @@ size_t strlen(const char*);
 int strncmp(const char*, const char*, size_t);
 char* strstr(const char*, const char*);
 
-#define NULL 0
-
 #include <stdarg.h>
 
 int vfprintf(FILE*, const char*, va_list);
-- 
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