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-rw-r--r--lib/libc/errno/errno.c14
1 files changed, 13 insertions, 1 deletions
diff --git a/lib/libc/errno/errno.c b/lib/libc/errno/errno.c
index fc7c99bb..56925b9f 100644
--- a/lib/libc/errno/errno.c
+++ b/lib/libc/errno/errno.c
@@ -1 +1,13 @@
-_Thread_local int errno;
+#include <__thread.h>
+#include <libc.h>
+
+#include <threads.h>
+
+/* Ensure TLS is initialized if errno is used */
+extern void __init_tls(void);
+void *__force_tls_init = (void *) __init_tls;
+
+int *__errno(void)
+{
+ return &thrd_current()->errno_v;
+}