Fix compilation errors with MinGW64 GCC 11

* lib-src/ntlib.c (IS_DIRECTORY_SEP): Remove redundant macro.

* lib-src/ntlib.c (DEFER_MS_W32_H):
* nt/addpm.c (DEFER_MS_W32_H):
* nt/cmdproxy.c (DEFER_MS_W32_H):
* nt/ddeclient.c (DEFER_MS_W32_H):
* nt/preprep.c (DEFER_MS_W32_H):
* nt/runemacs.c (DEFER_MS_W32_H): Fix a typo.
* nt/Makefile.in (BASE_CFLAGS): Add -I switches to pick up
config.h and lib/attribute.h.

1 files changed, 1 insertions, 4 deletions

diff --git a/lib-src/ntlib.c b/lib-src/ntlib.c
index f1c68cb1b2a..c8bcf742fea 100644
--- a/lib-src/ntlib.c
+++ b/lib-src/ntlib.c
@@ -20,7 +20,7 @@ GNU General Public License for more details.
 You should have received a copy of the GNU General Public License
 along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
-#define DEFER_MS_W3_H
+#define DEFER_MS_W32_H
 #include <config.h>
 
 #include <windows.h>
@@ -290,9 +290,6 @@ is_exec (const char * name)
          stricmp (p, ".cmd") == 0));
 }
 
-/* FIXME?  This is in configure.ac now - is this still needed?  */
-#define IS_DIRECTORY_SEP(x) ((x) == '/' || (x) == '\\')
-
 /* We need stat/fsfat below because nt/inc/sys/stat.h defines struct
    stat that is incompatible with the MS run-time libraries.  */
 int