diff --git a/include/fcntl.h b/include/fcntl.h
index e01a4d19a9376c3981edf2ddedb98c5806a11df8..2d8fa6e4d37306d8e5ae8972c73debd1b7864167 100644
--- a/include/fcntl.h
+++ b/include/fcntl.h
@@ -161,6 +161,7 @@ ssize_t tee(int, int, size_t, unsigned);
 #define F_GETLK64 F_GETLK
 #define F_SETLK64 F_SETLK
 #define F_SETLKW64 F_SETLKW
+#define flock64 flock
 #define open64 open
 #define openat64 openat
 #define creat64 creat