From 35bee008028ddc2bef0bb9dc4de6c4e1dd55bd92 Mon Sep 17 00:00:00 2001
From: David Adam <zanchey@ucc.gu.uwa.edu.au>
Date: Tue, 30 Aug 2016 21:43:25 +0800
Subject: [PATCH] env_universal_common: drop MAP_FILE flag

MAP_FILE is unspecified or ignored on Linux, Solaris, FreeBSD and Haiku;
it is the default on OS X.

Work on #3317 & #3340.
---
 src/env_universal_common.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/env_universal_common.cpp b/src/env_universal_common.cpp
index 4550e7462..862742c85 100644
--- a/src/env_universal_common.cpp
+++ b/src/env_universal_common.cpp
@@ -1043,7 +1043,7 @@ class universal_notifier_shmem_poller_t : public universal_notifier_t {
         // Memory map the region.
         if (!errored) {
             void *addr = mmap(NULL, sizeof(universal_notifier_shmem_t), PROT_READ | PROT_WRITE,
-                              MAP_FILE | MAP_SHARED, fd, 0);
+                              MAP_SHARED, fd, 0);
             if (addr == MAP_FAILED) {
                 int err = errno;
                 report_error(err, L"Unable to memory map shared memory object with path '%s'",