From a48b0b1cd887d7f3ae67f525d7d334bd2feffe60 Mon Sep 17 00:00:00 2001
From: Alexander Tsoy <alexander@tsoy.me>
Date: Tue, 28 Jan 2020 22:21:01 +0300
Subject: [PATCH] Fix build with -fno-common

Index: src/util.c
--- src/util.c.orig
+++ src/util.c
@@ -47,6 +47,9 @@ int hxl = 0;
 #ifdef LIBVNCSERVER_HAVE_LIBPTHREAD
 MUTEX(x11Mutex);
 MUTEX(scrollMutex);
+MUTEX(clientMutex);
+MUTEX(inputMutex);
+MUTEX(pointerMutex);
 #endif
 
 int nfix(int i, int n);