[glibc] hurd: Add LLL_PRIVATE and LLL_SHARED

[Samuel Thibault]

https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=644d98ec4d8405e9b721ecb715483ea1983e116f

commit 644d98ec4d8405e9b721ecb715483ea1983e116f
Author: Samuel Thibault <samuel.thibault@ens-lyon.org>
Date:   Sun Dec 13 13:31:22 2020 +0000

    hurd: Add LLL_PRIVATE and LLL_SHARED

Diff:
---
 mach/lowlevellock.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/mach/lowlevellock.h b/mach/lowlevellock.h
index b872d0fe1e..9798d153cf 100644
--- a/mach/lowlevellock.h
+++ b/mach/lowlevellock.h
@@ -34,6 +34,9 @@
 /* Static initializer for low-level locks.  */
 #define LLL_LOCK_INITIALIZER   0
 
+#define LLL_PRIVATE        0
+#define LLL_SHARED         SYNC_SHARED
+
 /* Interruptible version of __gsync_wait.  */
 extern kern_return_t __gsync_wait_intr
 (