Excise DL_EXPORT/DL_IMPORT from Modules/*.  Required adding a prototype
for Py_Main().

Thanks to Kalle Svensson and Skip Montanaro for the patches.
diff --git a/Modules/fcntlmodule.c b/Modules/fcntlmodule.c
index f1d89cc..360b54e 100644
--- a/Modules/fcntlmodule.c
+++ b/Modules/fcntlmodule.c
@@ -462,7 +462,7 @@
 	return 0;
 }
 
-DL_EXPORT(void)
+PyMODINIT_FUNC
 initfcntl(void)
 {
 	PyObject *m, *d;