From 9ffc2fe840f45e367d3fa9a6fbabbe4c61c30287 Mon Sep 17 00:00:00 2001
From: Gunnar Beutner <gbeutner@serenityos.org>
Date: Sat, 8 May 2021 20:46:06 +0200
Subject: [PATCH] LibC: Implement the _Exit function

libstdc++v3 checks whether this function is available and makes
certain functions available in the std namespace if so.
---
 Userland/Libraries/LibC/stdlib.cpp | 5 +++++
 Userland/Libraries/LibC/stdlib.h   | 1 +
 2 files changed, 6 insertions(+)

diff --git a/Userland/Libraries/LibC/stdlib.cpp b/Userland/Libraries/LibC/stdlib.cpp
index cd4db3b5d6..6811c5f537 100644
--- a/Userland/Libraries/LibC/stdlib.cpp
+++ b/Userland/Libraries/LibC/stdlib.cpp
@@ -1180,3 +1180,8 @@ int unlockpt([[maybe_unused]] int fd)
     return 0;
 }
 }
+
+void _Exit(int status)
+{
+    _exit(status);
+}
diff --git a/Userland/Libraries/LibC/stdlib.h b/Userland/Libraries/LibC/stdlib.h
index fc029d2ce3..480e570cc7 100644
--- a/Userland/Libraries/LibC/stdlib.h
+++ b/Userland/Libraries/LibC/stdlib.h
@@ -61,6 +61,7 @@ int mbtowc(wchar_t*, const char*, size_t);
 int wctomb(char*, wchar_t);
 size_t wcstombs(char*, const wchar_t*, size_t);
 char* realpath(const char* pathname, char* buffer);
+__attribute__((noreturn)) void _Exit(int status);
 
 #define RAND_MAX 32767
 int rand();