From f6680d58dbb483ad69bafff88bc52f3c44781d5c Mon Sep 17 00:00:00 2001
From: Andreas Kling <awesomekling@gmail.com>
Date: Tue, 28 May 2019 21:02:31 +0200
Subject: [PATCH] LibC: fcntl.h should define F_RDLCK.

---
 LibC/fcntl.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/LibC/fcntl.h b/LibC/fcntl.h
index b49d3ef3720..78aac1abdff 100644
--- a/LibC/fcntl.h
+++ b/LibC/fcntl.h
@@ -55,6 +55,7 @@ __BEGIN_DECLS
 
 int fcntl(int fd, int cmd, ...);
 
+#define F_RDLCK 0
 #define F_WRLCK 1
 #define F_UNLCK 2