bpo-31374: expat doesn't include <pyconfig.h> on Windows (GH-11079)

miss-islington · vstinner · web-flow · commit 3acf30de9093 · 2018-12-10T07:41:11.000-08:00
(cherry picked from commit b6ef6f6) Co-authored-by: Victor Stinner <vstinner@redhat.com>
diff --git a/Modules/expat/xmltok.c b/Modules/expat/xmltok.c
@@ -30,7 +30,9 @@
    USE OR OTHER DEALINGS IN THE SOFTWARE.
 */
 
-#include <pyconfig.h>
+#if !defined(_WIN32) && defined(HAVE_EXPAT_CONFIG_H)
+#  include <pyconfig.h>
+#endif
 #include <stddef.h>
 #include <string.h>  /* memcpy */
 
