From fc00c656c96528112d05cf0edf8631bd5eaea446 Mon Sep 17 00:00:00 2001
From: Kacper <kacper@mail.openlinux.dev>
Date: Sun, 7 Dec 2025 20:10:31 +0100
Subject: Add build system scaffolding and libc headers

---
 lib/libc/socket/sockatmark.c | 8 ++++++++
 1 file changed, 8 insertions(+)
 create mode 100644 lib/libc/socket/sockatmark.c

(limited to 'lib/libc/socket/sockatmark.c')

diff --git a/lib/libc/socket/sockatmark.c b/lib/libc/socket/sockatmark.c
new file mode 100644
index 00000000..f7178aa0
--- /dev/null
+++ b/lib/libc/socket/sockatmark.c
@@ -0,0 +1,8 @@
+#include <syscall.h>
+#include <asm-generic/sockios.h>
+
+int sockatmark(int s)
+{
+	int arg = 0;
+	return syscall(ioctl, s, SIOCATMARK, &arg) < 0 ? -1 : arg;
+}
-- 
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