no-issue: Make silence about warning '_POSIX_C_SOURCE redefined' (GH-28948)

(cherry picked from commit d413c50)

Co-authored-by: Dong-hee Na <[email protected]>

Author: miss-islington

Modules/expat/xmltok.c

@@ -42,16 +42,16 @@
    USE OR OTHER DEALINGS IN THE SOFTWARE.
 */
 
-#include <stddef.h>
-#include <string.h> /* memcpy */
-#include <stdbool.h>
-
 #ifdef _WIN32
 #  include "winconfig.h"
 #endif
 
 #include <expat_config.h>
 
+#include <stddef.h>
+#include <string.h> /* memcpy */
+#include <stdbool.h>
+
 #include "expat_external.h"
 #include "internal.h"
 #include "xmltok.h"