Add DL_EXPORT() to all modules that could possibly be used
on BeOS or Windows.
diff --git a/Modules/fcntlmodule.c b/Modules/fcntlmodule.c
index 6e7c1c2..59a4d4a 100644
--- a/Modules/fcntlmodule.c
+++ b/Modules/fcntlmodule.c
@@ -320,7 +320,7 @@
 	return 0;
 }
 
-void
+DL_EXPORT(void)
 initfcntl()
 {
 	PyObject *m, *d;