1 files changed, 3 insertions, 2 deletions
diff --git a/LibC/errno.h b/LibC/errno.h
index c28cb71f24..235a9b383f 100644
--- a/LibC/errno.h
+++ b/LibC/errno.h
@@ -1,5 +1,6 @@
 #pragma once
 
+#include <sys/cdefs.h>
 #include <Kernel/errno.h>
 
 #define __RETURN_WITH_ERRNO(rc, good_ret, bad_ret) \
@@ -13,9 +14,9 @@
         } \
     } while(0)
 
-extern "C" {
+__BEGIN_DECLS
 
 extern int errno;
 
-};
+__END_DECLS