From 1dfb2f361595076d1a3e61a46b80470caf259b41 Mon Sep 17 00:00:00 2001
From: Paul Eggert <eggert@cs.ucla.edu>
Date: Fri, 28 Jun 2019 23:11:27 -0700
Subject: [PATCH] Revert O_PATH change to fileio.c
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Ken Brown pointed out it wasn’t needed (Bug#36405#16):
* src/fileio.c (O_PATH) [__CYGWIN__]: Remove #undef.
---
 src/fileio.c | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/src/fileio.c b/src/fileio.c
index e36118652cb..ed1d2aedf37 100644
--- a/src/fileio.c
+++ b/src/fileio.c
@@ -61,10 +61,6 @@ along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 # include <linux/fs.h>
 #endif
 
-#ifdef __CYGWIN__
-# undef O_PATH /* Buggy in Cygwin 3.0.0 through 3.0.7.  */
-#endif
-
 #ifdef WINDOWSNT
 #define NOMINMAX 1
 #include <windows.h>
-- 
2.39.2