Revert O_PATH change to fileio.c

Ken Brown pointed out it wasn’t needed (Bug#36405#16):
* src/fileio.c (O_PATH) [__CYGWIN__]: Remove #undef.

diff --git a/src/fileio.c b/src/fileio.c
index e36118652cbd03d523098f7192960c443a484da5..ed1d2aedf3799e4240c26d656ae5ff504a432043 100644 (file)
--- 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>